JP4566366B2 - Data writing / reading system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a data writing system having a writing / reading device and first to Mth IC cards (M is an integer greater than 1).
[0002]
[Prior art]
A conventional data writing system having a writing / reading device and first to Mth IC cards stacked has been proposed. For example, the first to Mth IC cards are bonded to the stacked first to Mth envelopes or tags. The first to Mth IC cards have first to Mth antennas, respectively.
[0003]
[Problems to be solved by the invention]
However, in the conventional data writing system, the voltage generated in one of the first to Mth antennas induces the voltage of the other antennas of the first to Mth antennas adjacent to the one antenna. There is a problem that it is difficult to write data to the first to Mth IC cards and to read data from the first to Mth IC cards.
An object of the present invention is to solve such a problem. That is, an object of the present invention is to provide a data writing system capable of writing and reading data to and from the stacked first to Mth IC cards. Other objects of the present invention will become clear as the description proceeds.
[0004]
[Means for Solving the Problems]
In order to solve the above-mentioned problem, the invention described in claim 1 is a data writing system including a writing device and first to Mth IC cards (M is an integer greater than 1), wherein the writing device. The first to M-th process write signals, the first to M-th write commands, and the pulse signal having a plurality of pulses, the first to M-th transmission write signals, the first to M-th transmission write commands, and A transmission antenna that transmits as a transmission pulse signal, and a signal that is connected to the transmission antenna, generates the first to M-th processing write signals, the first to M-th write commands, and the pulse signal and gives them to the transmission antenna And the first to M-th IC cards include the first to M-th transmission write signals from the transmission antenna and the first Receiving first to Mth transmission write commands and the transmission pulse signal, and generating first to Mth reception write signals, first to Mth reception write commands, and first to Mth reception pulse signals. To the Mth antenna and the first to Mth pulse signals of the first to Mth received pulse signals connected to the first to Mth antennas and from the first to Mth antennas. First to Mth pulse signal detecting means for detecting the first to Mth received write commands from the first to Mth antennas connected to the first to Mth antennas. 1st to Mth write command detecting means for detecting 1st to Mth write commands; 1st to Mth storage devices for storing data; the first to Mth antennas; The first to Mth write command detection means from the first to Mth write command detection means only when receiving normal power having a normal power level connected to the first to Mth storage devices. In response to an M write command, the first to Mth received write signals from the first to Mth antennas are processed to generate first to Mth data and the first to Mth memories. First to Mth signal processing means for writing to the apparatus; first to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers; M pulse signal detection means and the first to M-th random number generation means are connected to count the first to M-th pulse signal pulses from the first to M-th pulse signal detection means to count first. Thru Mth cow 1st to M-th count signals having a first number of signals, and the first to M-th count numbers of the first to M-th count signals and the first to M-th random number signals of the first to M-th random number signals. The first to Mth low power mode signals that are compared with the M random numbers and generate the first to Mth low power mode signals when the first to Mth count numbers are not equal to the first to Mth random numbers. First to Mth normal power modes for setting a power mode and generating first to Mth normal power mode signals when the first to Mth count numbers are equal to the first to Mth random numbers. Are connected to the first to M-th state control means, the first to M-th state control means, and the first to M-th state control means. The first to Mth low power mode signals are received. When the first to Mth state control means supplies low power having a low power level lower than the normal power level to the first to Mth signal processing means. And a first to M-th power supply control means for supplying the normal power to the first to M-th signal processing means when receiving a power mode signal.
[0005]
According to a second aspect of the present invention, there is provided a data writing system having a writing device and first to Mth IC cards (M is an integer greater than 1), wherein the writing device includes the first to Mth IC cards. A transmission antenna that transmits a processed write signal, first to Mth write commands, and a pulse signal having a plurality of pulses as first to Mth transmit write signals, first to Mth transmit write commands, and a transmission pulse signal. And the first to M-th process write signals, the first to M-th write commands, and the pulse signal that are connected to the transmission antenna and are given to the transmission antenna, and The first to Mth IC cards include the first to Mth transmission write signals from the transmission antenna and the first to Mth transmission write frames. And first to Mth antennas for receiving first and Mth received write signals, first to Mth received write commands, and first to Mth received pulse signals, The first to Mth pulse signals connected to the first to Mth antennas and detecting the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M-th pulse signal detection means, and the first to M-th writings of the first to M-th received write commands from the first to M-th antennas connected to the first to M-th antennas. First to Mth write command detection means for detecting a command, first to Mth storage devices for storing data, the first to Mth antennas, and the first to Mth write command detection means And the first to Mth write commands from the first to Mth write command detection means only when receiving normal power having a normal power level connected to the first to Mth storage devices. In response to the first to Mth received write signals from the first to Mth antennas, the first to Mth data are generated and written to the first to Mth storage devices, First to M-th signal processing means for generating first to M-th normal power mode cancel signals when the writing of the first to M-th data to the first to M-th storage devices is completed; First to M-th random number generation means for generating first to M-th random number signals having first to M-th random numbers; the first to M-th pulse signal detection means; and the first to M-th random number signals. Random number generation means The first to Mth count signals having the first to Mth count numbers are generated by counting pulses of the first to Mth pulse signals connected from the first to Mth pulse signal detection means. The first to Mth count numbers of the first to Mth count signals are compared with the first to Mth random numbers of the first to Mth random number signals to compare the first to Mth count signals. The first to Mth low power modes for generating the first to Mth low power mode signals when the count number is not equal to the first to Mth random numbers, and the first to Mth count numbers are set. 1st to M-th normal power modes for generating 1st to M-th normal power mode signals when is equal to the first to M-th random numbers, and the first to M-th signal processing means The first to M-th normal modules from A first to M-th state control means for setting the first to M-th low power modes when receiving a cancel signal, the first to M-th signal processing means, and the first to M-th states. Low power having a low power level lower than the normal power level when receiving the first to Mth low power mode signals from the first to Mth state control means connected to the control means. The normal power is supplied to the M-th signal processing means and when the first to M-th normal power mode signals are received from the first to M-th state control means, the normal power is supplied to the first to M-th signal processing means. And first to Mth power supply control means for supplying to the power supply.
[0006]
According to a third aspect of the present invention, there is provided a data writing system including a writing device and first to Mth IC cards (M is an integer greater than 1), wherein the writing device includes the first to Mth IC cards. The processed write signal, the first to Mth write commands, the pulse signal having a plurality of pulses, and the first to Mth normal power mode cancel commands, the first to Mth transmission write signals, and the first to Mth A transmission antenna that transmits a transmission write command, a transmission pulse signal, and first to Mth transmission normal power mode cancel commands, and the first to Mth processing write signals and the first to Mth transmission signals that are connected to the transmission antenna. Write command, the pulse signal, and the first to Mth normal power mode cancel commands are generated. The first to M-th IC cards, the first to M-th transmission write signals and the first to M-th transmission write commands from the transmission antenna. And the first to Mth received normal power mode cancel commands, the first to Mth received write signals, the first to Mth received write commands, and the first to Mth received signals. First to Mth antennas for generating a pulse signal and first to Mth received normal power mode cancel commands, and these first to Mth antennas connected to the first to Mth antennas. First to Mth pulse signal detection means for detecting the first to Mth pulse signals of the first to Mth received pulse signals, and the first to Mth pulses. First to Mth write command detecting means connected to the antenna for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas; The first to M-th received normal power mode cancel commands of the first to M-th received normal power mode cancel commands from the first to M-th antennas connected to the first to M-th antennas. First to Mth normal power mode cancel command detecting means for detecting 1st to Mth normal power mode cancel commands, first to Mth storage devices for storing data, and the first to Mth antennas And normal power having a normal power level connected to the first to Mth write command detection means and the first to Mth storage devices. The first to Mth reception from the first to Mth antennas in response to the first to Mth write commands from the first to Mth write command detection means only when First to M-th signal processing means for processing a write signal to generate first to M-th data and writing to the first to M-th storage devices, and first to M-th random numbers. First to Mth random number generating means for generating Mth random number signals, the first to Mth pulse signal detecting means, the first to Mth random number generating means, and the first to Mth normals The first to Mth count numbers are connected to the power mode cancel command detection means and count the pulses of the first to Mth pulse signals from the first to Mth pulse signal detection means and have first to Mth count numbers. Mth count signal The first to Mth count numbers of the first to Mth count signals are compared with the first to Mth random numbers of the first to Mth random number signals to compare the first to Mth count signals. The first to Mth low power modes are set to generate the first to Mth low power mode signals when the M count number is not equal to the first to Mth random numbers, and the first to Mth counts are set. First to Mth normal power modes for generating first to Mth normal power mode signals when the number becomes equal to the first to Mth random numbers are set, and the first to Mth normal power modes are set. First to M-th state control means for setting the first to M-th low power modes upon receipt of the first to M-th normal power mode cancel commands from the mode cancel command detection means, and the first Thru The normal power level is received when the first to Mth low power mode signals are received from the first to Mth state control means and connected to the M signal processing means and the first to Mth state control means. When low power having a low power level lower than the first power supply is supplied to the first to Mth signal processing means and the first to Mth normal power mode signals are received from the first to Mth state control means. The first to Mth power supply control means for supplying the normal power to the first to Mth signal processing means.
[0007]
According to a fourth aspect of the present invention, there is provided a data reading system including a reading device and first to Mth IC cards (M is an integer greater than 1), wherein the reading device includes the first to Mth IC cards. A transmission antenna that transmits a read command and a pulse signal having a plurality of pulses as first to Mth transmission read commands and transmission pulse signals, and the first to Mth read commands and pulses connected to the transmission antenna Signal generating means for generating a signal and supplying the signal to the transmission antenna, wherein the first to M-th IC cards include the first to M-th transmission read commands from the transmission antenna and the transmission pulse signal. 1st to Mth reception read commands and 1st to Mth reception pulse signals are generated, and first data having data is generated. The first to Mth antennas that receive the Mth read signal and generate and transmit the first to Mth transmission read signals, and the first to Mth antennas connected to the first to Mth antennas. First to Mth pulse signal detection means for detecting the first to Mth pulse signals of the first to Mth received pulse signals from M antennas, and connected to the first to Mth antennas The first to Mth read command detecting means for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas, and storing data A normal power level connected to the first to Mth storage devices, the first to Mth antennas, the first to Mth read command detection means, and the first to Mth storage devices. Have The data is read from the first to M-th storage devices and processed in response to the first to M-th read command from the first to M-th read command detection means only when receiving the normal power. First to M-th first signal processing means for generating first to M-th read signals and supplying them to the first to M-th antennas, and first to M-th random numbers having first to M-th random numbers. First to Mth random number generating means for generating the first to Mth random number signals, the first to Mth pulse signal detecting means and the first to Mth random number generating means connected to the first to Mth pulses. The first to Mth count signals having the first to Mth count numbers are generated by counting the pulses of the first to Mth pulse signals from the signal detection means, and the first to Mth count signals are generated. The first to Mth caps The first number when the first to Mth random numbers are not equal to the first to Mth random numbers by comparing the number of counts with the first to Mth random numbers of the first to Mth random number signals. When the first to Mth low power modes for generating the Mth to Mth low power mode signals are set and the first to Mth count numbers become equal to the first to Mth random numbers, First to M-th state control means for setting first to M-th normal power modes for generating M normal power mode signals; the first to M-th first signal processing means; Low power having a low power level lower than the normal power level when receiving the first to Mth low power mode signals from the first to Mth state control means connected to the Mth state control means The first to Mth The first to M-th first signal processing when the first to M-th state control means receives the first to M-th normal power mode signals from the first to M-th state control means. First to Mth power supply control means for supplying to the means, and the reading device further receives the first to Mth transmission read signals from the first to Mth antennas to receive a first signal. A reception antenna for generating M to M reception read signals, and second signal processing for processing the first to M reception signals from the reception antenna to generate the first to M read signals. Means.
[0008]
The invention according to claim 5 is a data reading system having a reading device and first to Mth (M is an integer greater than 1) IC cards, wherein the reading device includes first to Mth IC cards. A transmission antenna that transmits a read command and a pulse signal having a plurality of pulses as first to Mth transmission read commands and transmission pulse signals, and the first to Mth read commands and pulses connected to the transmission antenna Signal generating means for generating a signal and supplying the signal to the transmission antenna, wherein the first to M-th IC cards include the first to M-th transmission read commands from the transmission antenna and the transmission pulse signal. 1st to Mth reception read commands and 1st to Mth reception pulse signals are generated, and first data having data are received. The first to Mth antennas that receive the Mth read signal and generate and transmit the first to Mth transmission read signals, and the first to Mth antennas connected to the first to Mth antennas. First to Mth pulse signal detection means for detecting the first to Mth pulse signals of the first to Mth received pulse signals from M antennas, and connected to the first to Mth antennas The first to Mth read command detecting means for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas, and storing data A normal power level connected to the first to Mth storage devices, the first to Mth antennas, the first to Mth read command detection means, and the first to Mth storage devices. Have The data is read from the first to M-th storage devices and processed in response to the first to M-th read command from the first to M-th read command detection means only when receiving the normal power. When the first to Mth read signals are generated and applied to the first to Mth antennas, and the first to Mth read signals are generated and applied to the antennas, the first to Mth read signals are completed. First to M-th first signal processing means for generating normal mode cancellation signals, and first to M-th random number generations for generating first to M-th random number signals having first to M-th random numbers. Means, the first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth first signal processing means connected to the first to Mth pulses. From signal detection means The pulses of the first to Mth pulse signals are counted to generate first to Mth count signals having first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. Comparing the Mth count number with the first to Mth random numbers of the first to Mth random number signals, the first to Mth count numbers are not equal to the first to Mth random numbers. When the first to Mth low power modes for generating the first to Mth low power mode signals are set, the first to Mth counts become equal to the first to Mth random numbers. First to Mth normal power modes for generating 1st to Mth normal power signals are set, and the first to Mth normal mode cancel signals are sent from the first to Mth first signal processing means. The first through Mth rows when received A first to Mth state control means for setting a work mode; and the first to Mth state control means connected to the first to Mth first signal processing means and the first to Mth state control means. When the first to Mth low power mode signals are received from the control means, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means. The first to Mth first signal processing means for supplying the normal power to the first to Mth first signal processing means when receiving the first to Mth normal power mode signals from the first to Mth state control means. M power supply control means, and the reading device further receives the first to M-th transmission read signals from the first to M-th antennas and receives the first to M-th received read signals. Receiving An antenna, and having a second signal processing means for generating the first to read signals of the M receiving read signal processing to the first to M of this receiving antenna.
[0009]
According to a sixth aspect of the present invention, there is provided a data reading system having a reading device and first to Mth IC cards (M is an integer greater than 1), wherein the reading device includes the first to Mth IC cards. Read command, pulse signal having a plurality of pulses, and first to Mth normal power mode cancel commands, first to Mth transmit read command, transmission pulse signal, and first to Mth transmit normal power mode cancel commands A transmission antenna that transmits the signal, and a signal generation unit that is connected to the transmission antenna and generates the first to M-th read commands, the pulse signal, and the first to M-th normal power mode cancel commands and gives them to the transmission antenna And the first to Mth IC cards are connected to the transmitting antenna. The first to Mth transmission read commands, the transmission pulse signal, and the first to Mth transmission normal power mode cancel commands are received, and the first to Mth reception read commands and the first to Mth receptions are received. The first to Mth reception normal power mode cancel commands are generated, the first to Mth read signals having data are received, the first to Mth transmission read signals are generated and transmitted. To the Mth antenna and the first to Mth pulse signals of the first to Mth received pulse signals connected to the first to Mth antennas and from the first to Mth antennas. First to M-th pulse signal detection means for detecting the first to M-th antennas connected to the first to M-th antennas. First to M-th read command detection means for detecting the first to M-th read commands of the read command, and the first to M-th antennas connected to the first to M-th antennas. First to Mth normal power mode cancel command detecting means for detecting the first to Mth normal power mode cancel commands of the first to Mth received normal power mode cancel commands; Normal power connected to the first to Mth storage devices for storing data, the first to Mth antennas, the first to Mth read command detection means, and the first to Mth storage devices. The first to Mth read commands from the first to Mth read command detection means only when receiving normal power having a level. In response to a read command, the first to Mth storage devices are read out and processed to generate the first to Mth read signals to be supplied to the first to Mth antennas. Mth first signal processing means, first to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers, and the first to Mth pulses. The first to Mth pulse signal detection means connected to the signal detection means, the first to Mth random number generation means, and the first to Mth normal power mode cancel command detection means. The first to Mth count signals having the first to Mth count numbers are generated by counting pulses of the M pulse signals, and the first to Mth count numbers of the first to Mth count signals are generated. And the first to Mth A first to Mth low power mode signal is generated when the first to Mth count numbers are not equal to the first to Mth random numbers by comparing the first to Mth random numbers of a number signal First to Mth normal power signals are generated when the first to Mth low power modes are set and the first to Mth count numbers are equal to the first to Mth random numbers. To Mth normal power mode are set, and when the first to Mth normal power mode cancel commands are received from the first to Mth normal power mode cancel command detection means, the first to Mth normal power mode cancel commands are received. The first to Mth state control means for setting the low power mode, and the first to Mth state control means connected to the first to Mth first signal processing means and the first to Mth state control means. State When the first to Mth low power mode signals are received from the control means, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means. The first to Mth first signal processing means for supplying the normal power to the first to Mth first signal processing means when receiving the first to Mth normal word mode signals from the first to Mth state control means. M power supply control means, and the reading device further receives the first to M-th transmission read signals from the first to M-th antennas and receives the first to M-th received read signals. A receiving antenna for generating; and second signal processing means for processing the first to M-th received read signals from the receiving antenna to generate the first to M-th read signals. To do.
[0010]
The invention according to claim 7 is a data writing / reading system comprising a writing / reading device and first to Mth IC cards (M is an integer greater than 1), wherein the writing / reading device includes The Mth processing write signal, the first to Mth write commands, and the pulse signal having a plurality of pulses are transmitted as the first to Mth transmission write signals, the first to Mth transmission write commands, and the transmission pulse signal. Then, a transmission antenna that transmits the first to Mth read commands as the first to Mth transmission read commands, the first to Mth process write signals connected to the transmission antenna, and the first to Mth transmission commands. M write command and the pulse signal are generated and applied to the transmitting antenna, and the first to Mth read commands and Signal generating means for generating a pulse signal and supplying it to the transmission antenna, wherein the first to M-th IC cards have the first to M-th transmission write signals from the transmission antenna and the first Receive the first to Mth transmission write commands and the transmission pulse signal, generate first to Mth reception write signals, first to Mth reception write commands, and first to Mth reception pulse signals, and Receiving the first to Mth transmission read commands and the transmission pulse signal from the transmission antenna, generating the first to Mth reception read commands and the first to Mth reception pulse signals, and having data First to M-th antennas that receive the first to M-th read signals and generate and transmit first to M-th transmission read signals, and the first to M-th antennas. First to M-th pulse signal detection means for detecting the first to M-th pulse signals of the first to M-th received pulse signals from these first to M-th antennas, The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detecting means and detecting the first to M-th read commands of the first to M-th received read commands connected to the first to M-th antennas from the first to M-th antennas. First to M-th read command detection means, first to M-th storage devices for storing data, the first to M-th antennas, the first to M-th write command detection means, The first to Mth write command detection means and only the first to Mth write command detection means connected to the first to Mth storage devices and receiving normal power having a normal power level. In response to the first to Mth write commands, the first to Mth received write signals from the first to Mth antennas are processed to generate first to Mth data, and The first to Mth memory devices are written in response to the first to Mth read commands from the first to Mth read command detection means only when the first to Mth memory devices are written and the normal power is received. First to M-th first signal processing means for reading and processing the data from the storage device to generate the first to M-th read signals and supplying them to the first to M-th antennas; First to M-th random number generation means for generating first to M-th random number signals having M to R-th random numbers, the first to M-th pulse signal detection means, and the first to M-th random number generation. 1st to M-th count signals having first to M-th count numbers by counting pulses of the first to M-th pulse signals from the first to M-th pulse signal detecting means. And the first to Mth count numbers of the first to Mth count signals are compared with the first to Mth random numbers of the first to Mth random number signals to compare the first to Mth count signals. The first to Mth low power modes for generating the first to Mth low power mode signals when the Mth count number is not equal to the first to Mth random numbers are set, and the first to Mth low power modes are set. The count number is equal to the first to Mth random numbers. First to M-th state control means for setting first to M-th normal power modes for generating first to M-th normal power signals, and the first to M-th first signal processing means, A low power level lower than the normal power level when receiving the first to Mth low power mode signals from the first to Mth state control means connected to the first to Mth state control means. When the first to Mth first signal processing means is supplied and the first to Mth normal power mode signals are received from the first to Mth state control means, the normal power is supplied. And first to M-th power supply control means for supplying the first to M-th first signal processing means, and the writing / reading device is further connected to the first to M-th antennas. The first to A reception antenna that receives the Mth transmission read signal and generates first to Mth reception read signals, and processes the first to Mth reception read signals from the reception antenna to process the first to Mth reception read signals. And a second signal processing means for generating a read signal.
[0011]
The invention according to claim 8 is a data writing / reading system comprising a writing / reading device and first to Mth IC cards (M is an integer greater than 1), wherein the writing / reading device includes The Mth processing write signal, the first to Mth write commands, and the pulse signal having a plurality of pulses are transmitted as the first to Mth transmission write signals, the first to Mth transmission write commands, and the transmission pulse signal. Then, a transmission antenna that transmits the first to Mth read commands as the first to Mth transmission read commands, the first to Mth process write signals connected to the transmission antenna, and the first to Mth transmission commands. M write command and the pulse signal are generated and given to the transmitting antenna to generate the first to Mth read commands. And the first to Mth IC cards have the first to Mth transmission write signals and the first to Mth transmission writes from the transmission antenna. Receiving the command and the transmission pulse signal, generating first to Mth reception write signals, first to Mth reception write commands, and first to Mth reception pulse signals, and generating the first to Mth reception pulse signals from the transmission antenna. 1st to Mth transmission readout commands and the transmission pulse signal are received, and 1st to Mth reception readout commands and the 1st to Mth reception pulse signals are generated, and 1st to Mth readout having data The first to Mth antennas that receive the signal and generate and transmit the first to Mth transmission read signals, and these first to Mth antennas connected to these antennas First to M-th pulse signal detecting means for detecting the first to M-th pulse signals of the first to M-th received pulse signals from the first to M-th antennas; First to Mth write command detecting means connected to the antenna for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas; First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means, first to Mth storage devices for storing data, the first to Mth antennas, the first to Mth write command detection means, and the first to Mth readings. The first to Mth write command detection means from the first to Mth write command detection means only when receiving normal power having normal power level connected to the output command detection means and the first to Mth storage devices. In response to the write command, the first to Mth received write signals from the first to Mth antennas are processed to generate first to Mth data to generate the first to Mth storage devices. When the first to Mth normal power mode cancel signals are generated and the normal power is received when the writing of the first to Mth data to the first to Mth storage devices is completed. Only reading the data from the first to Mth storage devices in response to the first to Mth read commands from the first to Mth read command detection means. When the first to Mth read signals are generated and applied to the first to Mth antennas, and the first to Mth read signals are generated and applied to the antennas, the first to Mth read signals are generated. 1st to Mth first signal processing means for generating 1st to Mth normal power mode cancellation signals; and 1st to Mth random number signals having first to Mth random numbers. Mth random number generation means, the first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth first signal processing means are connected to the first. The first to Mth count signals having the first to Mth count numbers are generated by counting the pulses of the first to Mth pulse signals from the Mth to Mth pulse signal detection means to generate the first to Mth count signals. The first to the Mth count signals. Comparing the count number of M with the first to Mth random numbers from the first to Mth random number signals, the first to Mth count numbers are not equal to the first to Mth random numbers. When the first to Mth low power modes for generating the first to Mth low power mode signals are set, the first to Mth counts become equal to the first to Mth random numbers. First to Mth normal power modes for generating 1st to Mth normal power signals are set, and the first to Mth normal power mode cancellations from the first to Mth first signal processing means are set. First to M-th state control means for setting the first to M-th low power modes when receiving a signal; the first to M-th first signal processing means; and the first to M-th state control means. The first to Mth connected to the state control means When the first to Mth low power mode signals are received from the state control means, low power having a low power level lower than the normal power level is applied to the first to Mth first signal processing means. The first power is supplied to the first to M-th first signal processing means when receiving the first to M-th normal word mode signals from the first to M-th state control means. To the Mth power supply control means, and the writing / reading device further receives the first to Mth transmission read signals from the first to Mth antennas to receive the first to Mth reception. A receiving antenna for generating a read signal; and second signal processing means for processing the first to Mth received read signals from the receive antenna to generate the first to Mth read signals. And wherein the Rukoto.
[0012]
The invention according to claim 9 is a data writing / reading system comprising a writing / reading device and first to Mth IC cards (M is an integer greater than 1), wherein the writing / reading device includes the first to The Mth processing write signal, the first to Mth write commands, the pulse signal having a plurality of pulses, the first to Mth normal power mode cancel commands, the first to Mth transmission write signals, and the first to The M-th transmission write command, the transmission pulse signal, and the first to M-th transmission normal power mode cancel commands are transmitted, and the first to M-th read commands and the first to M-th first to M-th normals are transmitted. A power mode cancel command is sent to the first to Mth transmission read commands and the first to Mth transmission no A transmission antenna that transmits as a power mode cancel command, and generates the first to M-th process write signals, the first to M-th write commands, and the pulse signal connected to the transmission antenna to the transmission antenna. Signal generating means for generating the first to M-th read commands and the first to M-th transmission normal power mode cancel commands and giving them to the transmission antenna, and the first to M-th ICs The card includes the first to Mth transmission write signals, the first to Mth transmission write commands, the transmission pulse signal, the first to Mth transmission read commands, and the first to Mth transmission write signals from the transmission antenna. When the Mth transmission normal power mode cancel command is received, the first to Mth received write signals and the The first to Mth received write commands, the first to Mth received pulse signals, the first to Mth received read commands, and the first to Mth received normal power mode cancel commands are generated and the first to Mth received data are generated. The first to Mth antennas that receive the Mth read signal and generate and transmit the first to Mth transmission read signals, and the first to Mth antennas connected to the first to Mth antennas. First to Mth pulse signal detection means for detecting the first to Mth pulse signals of the first to Mth received pulse signals from M antennas, and connected to the first to Mth antennas The first to Mth write command detection means for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. And a first connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. To first to Mth read command detection means, and first to Mth received normal power mode cancel commands from the first to Mth antennas connected to the first to Mth antennas. M-th normal power mode cancel command detecting means for detecting M normal power mode cancel commands, first to M-th storage devices for storing data, the first to M-th antennas, and the first The first to Mth write command detection means, the first to Mth read command detection means, and the first to Mth storage devices are connected to each other. The first through M-th antennas in response to the first through M-th write command detection means from the first through M-th write command detection means only when receiving normal power having a high power level. The first to Mth received write signals are processed to generate first to Mth data, written to the first to Mth storage devices, and the first to Mth read only when the normal power is received. In response to the first to M-th read commands from the command detection means, the data is read from the first to M-th storage devices and processed to generate the first to M-th read signals to generate the first to M-th read signals. 1st to Mth first signal processing means for supplying 1st to Mth antennas, and 1st to Mth random number generation for generating first to Mth random number signals having first to Mth random numbers Means, The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth normal power mode cancel command detection means connected to the first to Mth pulse signal detection means. The pulses of the first to Mth pulse signals from the means are counted to generate first to Mth count signals having first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers of the first to Mth random number signals, and the first to Mth count numbers are the first to Mth random numbers. When the first to Mth low power mode signals are generated when the first to Mth low power mode signals are not set, the first to Mth count numbers are equal to the first to Mth random numbers. 1st to Mth no When first to Mth normal power modes for generating a multi-power signal are set and the first to Mth normal power mode cancel commands are received from the first to Mth normal power mode cancel command detection means Connected to first to Mth state control means for setting the first to Mth low power modes, to the first to Mth first signal processing means and to the first to Mth state control means. When the first to Mth low power mode signals are received from the first to Mth state control means, low power having a low power level lower than the normal power level is applied to the first to Mth power control signals. The normal power is supplied to the first signal processing means and receives the first to Mth normal power mode signals from the first to Mth state control means. First to M-th power supply control means for supplying to the first to M-th first signal processing means, and the write / read device further includes the first to M-th antennas from the first to M-th antennas. A receiving antenna that receives the first to Mth transmission read signals and generates first to Mth received read signals, and processes the first to Mth received read signals from the reception antenna to process the first to Mth received read signals. And second signal processing means for generating an M-th read signal.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Next, embodiments of the present invention will be described in detail with reference to the drawings.
As shown in FIG. 1, the data write / read system according to the first embodiment of the present invention includes a write / read device 11 and first to Mth IC cards (M is an integer greater than 1) (or Chip) 12. The IC card 12 is bonded to the first to Mth envelopes 13 or tags. The first to Mth envelopes 13 and the IC card 12 are stacked in a case 14. The writing / reading device 11 is disposed on the upper surface 15 of the case 14.
As shown in FIG. 2, the write / read device 11 includes a transmission antenna 16, a control device 17, a power amplifier 18, a modulator 19, a reception antenna 20, a detector 21, a storage device 22, and an input device. 23, a display device 24, and a transmission / reception device 25.
The transmission antenna 16 is connected to the power amplifier 18. The detector 21 is connected to the receiving antenna 20. The modulator 19 is connected to the power amplifier 18. The control device 17 is connected to a power amplifier 18, a modulator 19, a detector 21, a storage device 22, an input device 23, a display device 24 and a transmission / reception device 25. The transmission / reception device 25 is connected to the host computer 26.
The transmission antenna 16 receives the first to M-th process write signals, the first to M-th write commands, and a pulse signal having a plurality of pulses, the first to M-th transmission write signals, and the first to M-th transmissions. Transmit as a write command and transmission pulse signal. Further, the transmission antenna 16 transmits the first to Mth read commands as the first to Mth transmission read commands.
[0014]
The storage device 22 stores data. The input device 23 is for inputting an operation command. The display device 24 displays data from the control device 17. The control device 17 transmits data and commands to the host computer 26 via the transmission / reception device 25. The control device 17 receives data and commands from the host computer 26 via the transmission / reception device 25.
The control device 17 generates a first pulse signal and supplies it to the power amplifier 18. The power amplifier 18 amplifies the first pulse signal from the control device 17 and sends the amplified pulse signal to the transmitting antenna as the pulse signal. When receiving an operation command from the input device 23, the control device 17 reads data from the storage device 22, generates first to Mth write signals, and supplies the generated signals to the modulator 19. The control device 17 generates a first to Mth first write command and a first to Mth first read command when receiving an operation command from the input device 23, and passes through the modulator 19 to power amplifier. Give to 18.
The modulator 19 modulates the first to M-th write signals to generate first to M-th modulated write signals and supplies them to the power amplifier 18. The power amplifier 18 amplifies the first to Mth modulation write signals from the modulator 19 to generate first to Mth amplified write signals, and sends them to the transmission antenna 16 as the first to Mth processed write signals. give. In addition, the power amplifier 18 amplifies the first to Mth first write commands and the first to Mth first read commands from the modulator 19, and outputs the first to Mth amplified write commands and 1st to Mth amplified read commands are generated. The power amplifier 18 supplies the first to Mth amplified write commands and the first to Mth amplified read commands to the transmission antenna as the first to Mth write commands and the first to Mth read commands.
The control device 17 causes the display device 24 to display data from the storage device 22 when receiving an operation command from the input device 23. The first signal generation device (first signal generation means) includes a control device 17, a power amplifier 18, a modulator 19, a detector 21, a storage device 22, an input device 23, a display device 24, and a display device 24. The transmission / reception apparatus 25 is comprised.
The reception antenna 20 receives the first to Mth transmission read signals from the first to Mth IC cards 12 and generates the first to Mth reception read signals. The receiving antenna 20 supplies the first to Mth received read signals to the detector 21. The detector 21 receives the first to Mth received read signals and detects the first to Mth read signals of the first to Mth received read signals from the receiving antenna 20. The detector 21 supplies the first to Mth read signals to the control device 17. The control device 17 receives and processes the first to Mth read signals to generate first to Mth data. The control device 17 writes the first to Mth data as data in the storage device 22. The first signal processing device (first signal processing means) includes a control device 17, a detector 21, an input device 23 and a display device 24.
[0015]
The first to M-th IC cards 12 include first to M-th antennas 27, first to M-th rectifiers 28, first to M-th pulse signal detectors 29, and first to M-th IC cards 12. Write command detection device (first to Mth write command detection means) 30, first to Mth read command detection device (first to Mth read command detection means) 31, and first to Mth read command detection devices A detector 32, first to Mth storage devices 33, first to Mth control devices 34, first to Mth random number generators (first to Mth random number generators) 35, First to Mth state control devices (first to Mth state control means) 36, first to Mth power supply control devices (first to Mth power supply control means) 37, and first to And an M-th modulator 38. The first to Mth random number generators 35 include first to Mth random number initial value generators 39 and first to Mth random number generators 40. The first to Mth state control devices 36 have first to Mth counters 41 and first to Mth comparators 42.
The first to Mth rectifiers 28 are connected to the first to Mth antennas 27. The first to Mth write command detectors 30 and the first to Mth read command detectors 31 are connected to the first to Mth detectors 32. The first to Mth detectors 32 are connected to the first to Mth antennas 27.
The first to Mth control devices 34 include a first to Mth write command detection device 30, a first to Mth read command detection device 31, a first to Mth detector 32, and a first to Mth detector 32, respectively. It is connected to the Mth storage device 33. The first to Mth state control devices 36 are connected to the first to Mth pulse signal detectors 29, the first to Mth control devices 34, and the first to Mth random number generators 35. . The first to Mth power supply control devices 37 are connected to the first to Mth control devices 34 and the first to Mth state control devices 36. The first to Mth modulators 38 are connected to the first to Mth antennas 27 and the first to Mth control devices 34.
[0016]
The first to Mth random number generators 40 are connected to the first to Mth random number initial value generators 39. The first to Mth counters 41 are connected to the first to Mth pulse signal detectors 29 and the first to Mth control devices 34. The first to Mth comparators 42 are connected to the first to Mth random number generators 40, the first to Mth counters 41, and the first to Mth power supply control devices 37.
The first to Mth antennas 27 receive the first to Mth transmission write signals, the first to Mth transmission write commands, and the transmission pulse signals from the transmission antenna 16 and receive the first to Mth reception writes. A signal, first to Mth reception write commands, and first to Mth reception pulse signals are generated. The first to Mth antennas 27 receive the first to Mth transmission read commands and the transmission pulse signal from the transmission antenna 16, and receive the first to Mth reception read commands and the first to Mth receptions. Generate a pulse signal. The first to M-th antennas 27 receive the first to M-th read signals and generate and transmit the first to M-th transmission read signals.
The first to Mth rectifiers 28 receive and rectify the first to Mth received pulse signals from the first to Mth antennas 27 to generate first to Mth operating power. The first to M-th rectifiers 28 are first to M-th pulse signal detectors 29, first to M-th write command detection devices 30, first to M-th read command detection devices 31, and 1st to Mth detectors 32, 1st to Mth storage devices 33, 1st to Mth control devices 34, 1st to Mth random number generators 35, and 1st to Mth random number generators 35 The state control device 36 is connected to the first to Mth power supply control devices 37 and the first to Mth modulators 38. The first to M-th rectifiers 28 are first to M-th pulse signal detectors 29, first to M-th write command detection devices 30, first to M-th read command detection devices 31, and 1st to Mth detectors 32, 1st to Mth storage devices 33, 1st to Mth control devices 34, 1st to Mth random number generators 35, and 1st to Mth random number generators 35 First to Mth operating powers are applied to the state control device 36, the first to Mth power supply control devices 37, and the first to Mth modulators 38, respectively. The first to Mth rectifiers 28 supply the first to Mth rectified pulse signals to the first to Mth pulse signal detectors 29.
The first to Mth detectors 32 receive the first to Mth received write signals from the first to Mth antennas 27 and generate the first to Mth write signals to generate the first to Mth write signals. To the control device 34. The first to Mth pulse signal detectors 29 detect the first to Mth pulse signals of the first to Mth rectified pulse signals from the first to Mth rectifiers 28 to detect the first to Mth pulse signals. To the first to M-th counters 41 of the state control device 36. The first to M-th pulse signal detection devices (first to M-th pulse signal detection means) are composed of first to M-th rectifiers 28 and first to M-th pulse signal detectors 29.
[0017]
The first to Mth write command detection devices 30 detect the first to Mth write commands of the first to Mth received write commands from the first to Mth detectors 32. The first to Mth write command detection devices 30 give the first to Mth write commands to the first to Mth control devices 34. The first to Mth read command detection devices 31 detect the first to Mth read commands of the first to Mth received read commands from the first to Mth detectors 32. The first to Mth read command detection devices 31 give the first to Mth read commands to the first to Mth control devices 34. The first to Mth storage devices 33 store data.
The first to Mth control devices 34 respond to the first to Mth write commands from the first to Mth write command detection devices 30 only when receiving normal power having a normal power level. The first to Mth write signals from the first to Mth detectors 32 are processed to generate first to Mth data and write them to the first to Mth storage devices 33. The first to Mth control devices 34 generate the first to Mth normal power mode cancel signals when the writing of the first to Mth data to the first to Mth storage devices 33 is completed.
The first to Mth control devices 34 respond to the first to Mth read commands from the first to Mth read command detectors 31 only when receiving normal power, in response to the first to Mth read commands. The data is read from the storage device 33 and processed to generate first to M-th first read signals, which are supplied to the first to M-th modulators 38. The first to Mth modulators 38 modulate the first to Mth first read signals to generate first to Mth modulated read signals. The first to M-th modulators 38 supply the first to M-th antennas 27 with the first to M-th modulated read signals as the first to M-th read signals.
[0018]
The first to M-th control devices 34 generate the first to M-th first read signals and supply them to the first to M-th antennas 27 via the first to M-th modulators 38. When completed, first to Mth normal power mode cancel signals are generated. The first to Mth control devices 34 provide the first to Mth normal power mode cancel signals to the first to Mth state control devices 36. The first to Mth second signal processing devices (first to Mth second signal processing means) include a first to Mth detector 32, a storage device 33, a control device 34, and a modulator 38. It is composed of
The first to Mth random number generators 35 include first to Mth random number initial value generators 39 and first to Mth random number generators 40. The first to Mth random number initial value generators 39 generate first to Mth random number initial value signals having first to Mth random number initial values. The first to Mth random number generators 40 receive the first to Mth random number initial value signals and generate first to Mth random number signals having the first to Mth random numbers. The first to Mth random number generators 40 provide the first to Mth random number signals to the first to Mth comparators 42.
The first to Mth state control devices 36 have first to Mth counters 41 and first to Mth comparators 42. The first to M-th counters 41 count the pulses of the first to M-th pulse signals from the first to M-th pulse signal detectors 29 and have first to M-th count numbers. An Mth count signal is generated. The first to Mth comparators 42 compare the first to Mth count numbers of the first to Mth count signals with the first to Mth random numbers of the first to Mth random number signals. First to Mth low power modes for generating first to Mth low power mode signals when the first to Mth count numbers are not equal to the first to Mth random numbers are set. The first to Mth comparators 42 generate the first to Mth normal power signals when the first to Mth count numbers become equal to the first to Mth random numbers, respectively. Set the normal power mode.
The first to M-th state control devices 36 set the first to M-th low power modes when receiving the first to M-th normal power mode cancel signals from the first to M-th control devices 34. . For example, the first to M-th counters 41 receive the first to M-th normal power mode cancel signals from the first to M-th control devices 34, and then the first to M-th counters 41 The first to Mth low power modes are set by subtracting a certain number from the first to Mth counts of the Mth to Mth count signals.
The first to Mth power supply control devices 37 receive a low power level lower than the normal power level when receiving the first to Mth low power mode signals from the first to Mth comparators 42. Power is supplied to the first to Mth control devices 34. The first to Mth power supply control devices 37 receive the first to Mth first powers when the first to Mth normal word mode signals are received from the first to Mth comparators 42. To the M-th control device 34.
[0019]
With reference to FIG. 3, a data write / read system according to a second embodiment of the present invention will be described. In the second embodiment of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals.
In FIG. 3, the data writing / reading system includes a writing / reading device 11 and first to Mth IC cards 12. The IC card 12 is bonded to the first to Mth envelopes 13 or tags (FIG. 1). The 1st thru | or Mth envelope 13 and the IC card 12 are laminated | stacked in the case 14 (FIG. 1). The writing / reading device 11 is disposed on the upper surface 15 of the case 14 (FIG. 1).
The writing / reading device 11 includes a transmission antenna 16, a control device 17, a power amplifier 18, a modulator 19, a reception antenna 20, a detector 21, a storage device 22, an input device 23, a display device 24, and a display device 24. And a transmission / reception device 25.
The first to M-th IC cards 12 include first to M-th antennas 27, first to M-th rectifiers 28, first to M-th pulse signal detectors 29, and first to M-th IC cards 12. Write command detection device 30, first to Mth read command detection device 31, first to Mth detector 32, first to Mth storage device 33, and first to Mth control devices 34, first to Mth random number generation devices 35, first to Mth state control devices 36, first to Mth power supply control devices 37, and first to Mth modulators 38. Have. The first to Mth IC cards 12 further include first to Mth normal power mode cancel command detection devices (first to Mth normal power mode cancel command detection means) 43.
The first to Mth random number generators 35 include first to Mth random number initial value generators 39 and first to Mth random number generators 40. The first to Mth state control devices 36 have first to Mth counters 41 and first to Mth comparators 42. The first to Mth normal power mode cancel command detection devices 43 are connected to the first to Mth detectors 32 and the first to Mth counters 41 of the first to Mth state control devices 36. .
The transmitting antenna 16 further receives first to Mth normal power mode cancel commands and generates first to Mth received normal power mode cancel commands. The transmitting antenna 16 transmits the first to Mth received normal power mode cancel commands as the first to Mth transmitted normal power mode cancel commands.
[0020]
The control device 17 further generates first to Mth first normal power mode cancel commands and supplies them to the power amplifier 18 via the modulator 19. The power amplifier 18 receives and amplifies the first to Mth first normal power mode cancel commands from the control device 17 to generate first to Mth amplified normal power mode cancel commands. The power amplifier 18 gives the first to Mth amplified normal power mode cancel commands to the transmitting antenna 16 as the first to Mth normal power mode cancel commands.
The first to Mth antennas 27 further receive the first to Mth transmission normal power mode cancel commands from the transmission antenna 16 and generate the first to Mth reception normal power mode cancellation commands. The first to Mth normal power mode cancel command detectors 43 cancel the first to Mth normal power mode cancel commands of the first to Mth received normal power mode cancel commands from the first to Mth detectors 32, respectively. Detect commands. The controller 34 does not generate the first to Mth normal power mode cancel signals.
The first to Mth state control devices 36 receive the first to Mth normal power mode cancel commands from the first to Mth normal power mode cancel command detection devices 43, and then receive the first to Mth normal power mode cancel commands. Set the power mode. For example, when the first to M-th counters 41 receive the first to M-th normal power mode cancel commands from the first to M-th normal power mode cancel command detectors 43, The first to Mth low power modes are set by subtracting a certain number from the first to Mth counts of the first to Mth count signals of the counter 41.
[0021]
【The invention's effect】
According to the first to ninth aspects of the present invention, the count number of the count signal generated by the state control means of the IC card counting the pulses of the reception pulse signal is the random number of the random number signal from the random number generator 35. The low power mode is set when they are not equal, the normal power mode is set when they are not, the low power mode is applied to the control device when the power supply control means is in the low power mode, and the low power level is set otherwise. Since normal power having a higher level is given to the control device, the power of the non-adjacent IC card can be set to the normal power level necessary for data writing and reading, so that the non-adjacent IC card can be simultaneously controlled. Since data can be written and read, it can be used for stacked IC cards. Data can be read write and.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a data writing / reading system according to a first embodiment of the present invention.
FIG. 2 is a block diagram showing a data write / read system according to the first embodiment of the present invention.
FIG. 3 is a block diagram showing a data writing / reading system according to a second embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 11 Writing / reading apparatus, 12 1st thru | or Mth IC card, 13 1st thru | or Mth envelope, 13 1st thru | or Mth envelope, 14 Case, 16 Transmitting antenna, 17 Control apparatus, 18 Power amplifier, 19 Modulation 20 receiving antenna, 21 detector, 22 storage device, 23 input device, 24 display device, 25 transmitting / receiving device 25, 27 1st to Mth antenna, 28 1st to Mth rectifier, 29 1st to 1st M pulse signal detector, 30 1st to Mth write command detection device, 31 1st to Mth read command detection device, 32 1st to Mth detector, 33 1st to Mth storage device , 34 1st to Mth control devices, 35 1st to Mth random number generators, 36 1st to Mth state control devices, 37 1st to Mth power supply control devices, 38 1st to 1st M change Vessel, 43 first to the normal power mode cancel command detecting device of the M.

Claims (9)

A data writing system having a writing device and first to Mth IC cards (M is an integer greater than 1),
The writing device includes:
The first to M-th process write signals, the first to M-th write commands, and a pulse signal having a plurality of pulses, the first to M-th transmission write signals, the first to M-th transmission write commands, and the transmission pulse. A transmitting antenna that transmits as a signal;
Signal generating means connected to the transmission antenna to generate the first to M-th processed write signals, the first to M-th write commands, and the pulse signal to give to the transmission antenna;
The first to Mth IC cards are:
The first to Mth received write signals and the first to Mth received signals are received from the first to Mth transmitted write signals, the first to Mth transmitted write commands, and the transmitted pulse signal from the transmitting antenna. First to Mth antennas for generating a reception write command and first to Mth received pulse signals,
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
First to Mth storage devices for storing data;
The first to M-th antennas, the first to M-th write command detection means, and the first to M-th storage devices are connected to the first to M-th storage devices and receive the normal power having a normal power level. In response to the first to Mth write commands from the Mth write command detection means, the first to Mth received write signals from the first to Mth antennas are processed to obtain the first to Mth write command detection means. First to M-th signal processing means for generating M-th data and writing to the first to M-th storage devices, and first to M-th random signals having first to M-th random numbers are generated. 1st to Mth random number generation means;
The pulses of the first to Mth pulse signals from the first to Mth pulse signal detection means connected to the first to Mth pulse signal detection means and the first to Mth random number generation means. The first to M-th count signals having the first to M-th count numbers are generated, and the first to M-th count numbers of the first to M-th count signals and the first to M-th count signals are generated. The first to Mth low power mode signals are compared when the first to Mth random numbers are not equal to the first to Mth random numbers. First to Mth low power modes to be generated are set, and first to Mth normal power mode signals are generated when the first to Mth count numbers are equal to the first to Mth random numbers. 1st to Mth normal power modes A state control means first through M sets,
When the first to Mth low power mode signals are received from the first to Mth state control means connected to the first to Mth signal processing means and the first to Mth state control means Low power having a lower power level than the normal power level is supplied to the first to Mth signal processing means, and the first to Mth state control means supplies the first to Mth normal power modes. A data writing system comprising: first to Mth power supply control means for supplying the normal power to the first to Mth signal processing means when receiving a signal. A data writing system having a writing device and first to Mth IC cards (M is an integer greater than 1),
The writing device includes:
The first to M-th process write signals, the first to M-th write commands, and a pulse signal having a plurality of pulses, the first to M-th transmission write signals, the first to M-th transmission write commands, and the transmission pulse. A transmitting antenna that transmits as a signal;
Signal generating means connected to the transmission antenna to generate the first to M-th processed write signals, the first to M-th write commands, and the pulse signal to give to the transmission antenna;
The first to Mth IC cards are:
The first to Mth received write signals and the first to Mth received signals are received from the first to Mth transmitted write signals, the first to Mth transmitted write commands, and the transmitted pulse signal from the transmitting antenna. First to Mth antennas for generating a reception write command and first to Mth received pulse signals,
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
First to Mth storage devices for storing data;
The first to Mth antennas, the first to Mth write command detection means, and the first to Mth storage devices are connected to the first to Mth storage devices and receive the normal power having a normal power level. In response to the first to Mth write commands from the first to Mth write command detection means, the first to Mth received write signals from the first to Mth antennas are processed to obtain a first The first to Mth data are generated and written to the first to Mth storage devices, and the first to Mth data are written to the first to Mth storage devices. First to Mth signal processing means for generating normal power mode cancellation signals, and first to Mth random number generation means for generating first to Mth random number signals having first to Mth random numbers, ,
The pulses of the first to Mth pulse signals from the first to Mth pulse signal detection means connected to the first to Mth pulse signal detection means and the first to Mth random number generation means. The first to M-th count signals having the first to M-th count numbers are generated, and the first to M-th count numbers of the first to M-th count signals and the first to M-th count signals are generated. The first to Mth low power mode signals are compared when the first to Mth random numbers are not equal to the first to Mth random numbers. First to Mth low power modes to be generated are set, and first to Mth normal power mode signals are generated when the first to Mth count numbers are equal to the first to Mth random numbers. 1st to Mth normal power modes First to Mth states for setting and setting the first to Mth low power modes when receiving the first to Mth normal mode cancel signals from the first to Mth signal processing means Control means;
When the first to Mth low power mode signals are received from the first to Mth state control means connected to the first to Mth signal processing means and the first to Mth state control means Low power having a lower power level than the normal power level is supplied to the first to Mth signal processing means, and the first to Mth state control means supplies the first to Mth normal power modes. A data writing system comprising: first to Mth power supply control means for supplying the normal power to the first to Mth signal processing means when receiving a signal. A data writing system having a writing device and first to Mth IC cards (M is an integer greater than 1),
The writing device includes:
The first to M-th process write signals, the first to M-th write commands, the pulse signal having a plurality of pulses, and the first to M-th normal power mode cancel commands, the first to M-th transmission write signals, Transmitting antennas that transmit as first to Mth transmission write commands, transmission pulse signals, and first to Mth transmission normal power mode cancel commands;
The transmission antenna is connected to the transmission antenna to generate the first to M-th processing write signals, the first to M-th write commands, the pulse signal, and the first to M-th normal power mode cancel commands. Signal generating means for providing to
The first to Mth IC cards are:
Receiving the first to Mth transmission write signals, the first to Mth transmission write commands, the transmission pulse signal, and the first to Mth transmission normal power mode cancel commands from the transmission antenna; First to Mth reception write signals, first to Mth reception write commands, first to Mth reception pulse signals, and first to Mth reception normal power mode cancel commands are generated. With the antenna
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
The first to M-th received normal power mode cancel commands of the first to M-th received normal power mode cancel commands from the first to M-th antennas connected to the first to M-th antennas. First to Mth normal power mode cancel command detecting means for detecting 1st to Mth normal power mode cancel commands;
First to Mth storage devices for storing data;
The first to M-th antennas, the first to M-th write command detection means, and the first to M-th storage devices are connected to the first to M-th storage devices and receive the normal power having a normal power level. In response to the first to Mth write commands from the Mth write command detection means, the first to Mth received write signals from the first to Mth antennas are processed to obtain the first to Mth write command detection means. First to Mth signal processing means for generating Mth data and writing the first to Mth storage devices;
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth normal power mode cancel command detection means connected to the first to Mth pulse signal detection means. The pulses of the first to Mth pulse signals from the means are counted to generate first to Mth count signals having the first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers of the first to Mth random number signals, and the first to Mth count numbers are the first to Mth random numbers. When the first to Mth low power mode signals are generated when the first to Mth low power mode signals are not set, the first to Mth count numbers are equal to the first to Mth random numbers. The first through Mth nodes First to Mth normal power modes for generating a multipower mode signal are set, and the first to Mth normal power mode cancel commands are received from the first to Mth normal power mode cancel command detection means. First to Mth state control means for setting the first to Mth low power modes when
When the first to Mth low power mode signals are received from the first to Mth state control means connected to the first to Mth signal processing means and the first to Mth state control means Low power having a lower power level than the normal power level is supplied to the first to Mth signal processing means, and the first to Mth state control means supplies the first to Mth normal power modes. A data writing system comprising: first to Mth power supply control means for supplying the normal power to the first to Mth signal processing means when receiving a signal. A data reading system having a reading device and first to Mth (M is an integer greater than 1) IC cards,
The reading device includes:
A transmission antenna that transmits a first to Mth read command and a pulse signal having a plurality of pulses as the first to Mth transmission read commands and a transmission pulse signal;
A signal generation unit connected to the transmission antenna to generate the first to Mth read commands and the pulse signal and give the pulse signal to the transmission antenna;
The first to Mth IC cards are:
Receiving the first to Mth transmission read commands and the transmission pulse signal from the transmission antenna, generating first to Mth reception read commands and first to Mth reception pulse signals, and having data; First to M-th antennas that receive the first to M-th read signals and generate and transmit first to M-th transmission read signals;
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
First to Mth storage devices for storing data;
The first to M-th antennas, the first to M-th read command detecting means, and the first to M-th storage devices are connected to the first to M-th storage devices and receive the normal power having a normal power level. In response to the first to M-th read commands from the M-th read command detection means, the first to M-th storage devices are read and processed to process the first to M-th read signals. First to Mth first signal processing means for generating and supplying to the first to Mth antennas;
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The pulses of the first to Mth pulse signals from the first to Mth pulse signal detection means connected to the first to Mth pulse signal detection means and the first to Mth random number generation means. The first to M-th count signals having the first to M-th count numbers are generated, and the first to M-th count numbers of the first to M-th count signals and the first to M-th count signals are generated. The first to Mth low power mode signals are compared when the first to Mth random numbers are not equal to the first to Mth random numbers. First to Mth low power modes to be generated are set, and first to Mth normal power mode signals are generated when the first to Mth count numbers are equal to the first to Mth random numbers. 1st to Mth normal power modes A state control means first through M sets,
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving an Mth normal power mode signal;
The reading device includes:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data reading system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals. A data reading system having a reading device and first to Mth (M is an integer greater than 1) IC cards,
The reading device includes:
A transmission antenna that transmits a first to Mth read command and a pulse signal having a plurality of pulses as the first to Mth transmission read commands and a transmission pulse signal;
A signal generation unit connected to the transmission antenna to generate the first to Mth read commands and the pulse signal and give the pulse signal to the transmission antenna;
The first to Mth IC cards are:
Receiving the first to Mth transmission read commands and the transmission pulse signal from the transmission antenna, generating first to Mth reception read commands and first to Mth reception pulse signals, and having data; First to M-th antennas that receive the first to M-th read signals and generate and transmit first to M-th transmission read signals;
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
First to Mth storage devices for storing data;
The first to M-th antennas, the first to M-th read command detecting means, and the first to M-th storage devices are connected to the first to M-th storage devices and receive the normal power having a normal power level. In response to the first to M-th read commands from the M-th read command detection means, the first to M-th storage devices are read and processed to process the first to M-th read signals. The first to Mth normal mode cancel signals are generated when the first to Mth antennas are generated and the first to Mth read signals are generated and applied to the antennas. 1st to Mth first signal processing means;
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth first signal processing means connected to the first to Mth pulse signal detection means. The first to Mth pulse signals from the first to Mth pulse signals are counted to generate first to Mth count signals having the first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers of the first to Mth random number signals, and the first to Mth count numbers are compared with the first to Mth random numbers. The first to Mth low power modes for generating the first to Mth low power mode signals when they are not equal are set, and the first to Mth count numbers are equal to the first to Mth random numbers. Sometimes generating the first through Mth normal power signals The first to Mth low power modes are set when the first to Mth normal power modes are set and the first to Mth normal mode cancel signals are received from the first to Mth first signal processing means. First to Mth state control means for setting
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving an Mth normal power mode signal;
The reading device includes:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data reading system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals. A data reading system having a reading device and first to Mth (M is an integer greater than 1) IC cards,
The reading device includes:
First to M-th read commands, pulse signals having a plurality of pulses, and first to M-th normal power mode cancel commands, first to M-th transmission read commands, transmission pulse signals, and first to M-th read commands A transmission antenna to transmit as a transmission normal power mode cancel command;
A signal generation unit connected to the transmission antenna to generate the first to Mth read commands, the pulse signal, and the first to Mth normal power mode cancel commands to be provided to the transmission antenna;
The first to Mth IC cards are:
Receiving the first to Mth transmission read commands, the transmission pulse signal, and the first to Mth transmission normal power mode cancel commands from the transmission antenna; To M-th reception pulse signal and first to M-th reception normal power mode cancel command are generated, and first to M-th transmission read signals are generated in response to first to M-th read signals having data. 1st to Mth antennas for transmitting
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
The first to Mth received normal power mode cancel commands of the first to Mth received normal power mode cancel commands from the first to Mth antennas connected to the first to Mth antennas. First to Mth normal power mode cancel command detection means for detecting a normal power mode cancel command;
First to Mth storage devices for storing data;
The first to M-th antennas, the first to M-th read command detecting means, and the first to M-th storage devices are connected to the first to M-th storage devices and receive the normal power having a normal power level. In response to the first to M-th read commands from the M-th read command detection means, the first to M-th storage devices are read and processed to process the first to M-th read signals. First to Mth first signal processing means for generating and supplying to the first to Mth antennas;
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth normal power mode cancel command detection means connected to the first to Mth pulse signal detection means. The pulses of the first to Mth pulse signals from the means are counted to generate first to Mth count signals having the first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers of the first to Mth random number signals, and the first to Mth count numbers are the first to Mth random numbers. When the first to Mth low power mode signals are generated when the first to Mth low power mode signals are not set, the first to Mth count numbers are equal to the first to Mth random numbers. The first through Mth nodes When first to Mth normal power modes for generating a multi-power signal are set and the first to Mth normal power mode cancel commands are received from the first to Mth normal power mode cancel command detection means First to Mth state control means for setting the first to Mth low power modes;
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving the Mth normal word mode signal;
The reading device includes:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data reading system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals. A data writing / reading system comprising a writing / reading device and first to Mth (M is an integer greater than 1) IC cards,
The writing / reading device comprises:
The first to M-th process write signals, the first to M-th write commands, and a pulse signal having a plurality of pulses, the first to M-th transmission write signals, the first to M-th transmission write commands, and the transmission pulse. A transmission antenna that transmits as a signal and transmits first to Mth read commands as first to Mth transmission read commands;
The first to M-th process write signals, the first to M-th write commands, and the pulse signals connected to the transmission antenna are generated and given to the transmission antenna, and the first to M-th read commands and Signal generating means for generating the pulse signal and giving it to the transmitting antenna;
The first to Mth IC cards are:
Receiving the first to Mth transmission write signals, the first to Mth transmission write commands, and the transmission pulse signal from the transmission antenna, and receiving the first to Mth reception write signals and the first to Mth. First reception write command and first to Mth reception pulse signals are generated, and the first to Mth transmission read commands and the transmission pulse signal from the transmission antenna are received, and the first to Mth reception readouts are received. First to M-th transmission signals are generated by generating a command and the first to M-th received pulse signals, and receive first to M-th read signals having data to generate and transmit first to M-th transmission read signals. With the antenna
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
First to Mth storage devices for storing data;
Normal power level connected to the first to Mth antennas, the first to Mth write command detection means, the first to Mth read command detection means, and the first to Mth storage devices. The first to Mth antennas from the first to Mth antennas in response to the first to Mth write command detection means from the first to Mth write command detection means only when receiving normal power having The first to Mth read command detection means only when receiving the normal power by processing the M reception write signal to generate the first to Mth data and writing them to the first to Mth storage devices. In response to the first to Mth read commands from the memory, the data is read from the first to Mth storage devices and processed to generate the first to Mth read signals. A first signal processing means of the first to M given to the first through antenna of the M,
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The pulses of the first to Mth pulse signals from the first to Mth pulse signal detection means connected to the first to Mth pulse signal detection means and the first to Mth random number generation means. The first to M-th count signals having the first to M-th count numbers are generated, and the first to M-th count numbers of the first to M-th count signals and the first to M-th count signals are generated. The first to Mth low power mode signals are compared when the first to Mth random numbers are not equal to the first to Mth random numbers. The first to Mth low power modes to be generated are set, and the first to Mth normal power signals are generated when the first to Mth count numbers become equal to the first to Mth random numbers. Set 1st to Mth normal power modes A state control means first through M that,
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving an Mth normal power mode signal;
The writing / reading device comprises:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data write / read system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals. A data writing / reading system comprising a writing / reading device and first to Mth (M is an integer greater than 1) IC cards,
The writing / reading device comprises:
The first to M-th process write signals, the first to M-th write commands, and a pulse signal having a plurality of pulses, the first to M-th transmission write signals, the first to M-th transmission write commands, and the transmission pulse. A transmission antenna that transmits as a signal and transmits first to Mth read commands as first to Mth transmission read commands;
The first to M-th processing write signals, the first to M-th write commands, and the pulse signal connected to the transmission antenna are generated and given to the transmission antenna, and the first to M-th read commands are generated. Signal generating means for generating and giving to the transmitting antenna;
The first to Mth IC cards are:
The first to Mth received write signals and the first to Mth received signals are received from the first to Mth transmitted write signals, the first to Mth transmitted write commands, and the transmitted pulse signal from the transmitting antenna. Receiving write command and first to Mth received pulse signals, receiving the first to Mth transmission read commands and the transmission pulse signal from the transmitting antenna, and receiving first to Mth received read commands. The first to Mth received pulse signals are generated, the first to Mth read signals having data are received, and the first to Mth transmission read signals are generated and transmitted. An antenna,
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
First to Mth storage devices for storing data;
Normal power level connected to the first to Mth antennas, the first to Mth write command detection means, the first to Mth read command detection means, and the first to Mth storage devices. The first to Mth antennas from the first to Mth antennas in response to the first to Mth write command detection means from the first to Mth write command detection means only when receiving normal power having M reception write signals are processed to generate first to Mth data and write to the first to Mth storage devices, and the first to Mth data are stored in the first to Mth storage devices. The first to Mth normal power mode cancel signals are generated when the writing is completed, and only when the normal power is received, the first to Mth read command detection means In response to first to Mth read commands, the data is read from the first to Mth storage devices and processed to generate the first to Mth read signals to generate the first to Mth antennas. The first to Mth first signals for generating the first to Mth normal power mode cancel signals when the first to Mth read signals are generated and applied to the antenna are completed. Processing means;
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth first signal processing means connected to the first to Mth pulse signal detection means. The first to Mth pulse signals from the first to Mth pulse signals are counted to generate first to Mth count signals having the first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers from the first to Mth random number signals, and the first to Mth count numbers are the first to Mth random numbers. When the first to Mth low power mode signals are generated when the first to Mth low power mode signals are not set, the first to Mth count numbers are equal to the first to Mth random numbers. 1st to Mth normal power signals are generated when When the first to Mth normal power mode is set and the first to Mth normal power mode cancel signals are received from the first to Mth first signal processing means, the first to Mth normal power modes are received. First to Mth state control means for setting the low power mode;
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving the Mth normal word mode signal;
The writing / reading device comprises:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data write / read system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals. A data writing / reading system comprising a writing / reading device and first to Mth (M is an integer greater than 1) IC cards,
The writing / reading device comprises:
The first to M-th process write signals, the first to M-th write commands, the pulse signal having a plurality of pulses, and the first to M-th normal power mode cancel commands, the first to M-th transmission write signals, The first to Mth transmission write commands, the transmission pulse signal, and the first to Mth transmission normal power mode cancel commands are transmitted, and the first to Mth read commands and the first to Mth first to Mth transmission commands are transmitted. Transmitting antennas for transmitting M normal power mode cancel commands as first to Mth transmission read commands and the first to Mth transmission normal power mode cancel commands;
The first to M-th process write signals, the first to M-th write commands, and the pulse signals connected to the transmission antenna are generated and given to the transmission antenna, and the first to M-th read commands and Signal generating means for generating the first to M-th transmission normal power mode cancel commands and giving them to the transmission antenna;
The first to Mth IC cards are:
The first to Mth transmission write signals, the first to Mth transmission write commands, the transmission pulse signal, the first to Mth transmission read commands, and the first to Mth transmission write signals from the transmission antenna. The first to Mth received write signals, the first to Mth received write commands, the first to Mth received pulse signals, the first to Mth received read commands, and the 1st to Mth reception normal power mode cancel commands are generated, and first to Mth transmission read signals are generated and transmitted in response to first to Mth read signals having data. An antenna,
The first to Mth pulse signals connected to these first to Mth antennas to detect the first to Mth pulse signals of the first to Mth received pulse signals from the first to Mth antennas. M pulse signal detection means;
The first to Mth write commands connected to the first to Mth antennas for detecting the first to Mth write commands of the first to Mth received write commands from the first to Mth antennas. Write command detection means,
First to Mth detection terminals connected to the first to Mth antennas for detecting the first to Mth read commands of the first to Mth received read commands from the first to Mth antennas. Read command detection means,
The first to Mth normal power mode cancel commands of the first to Mth received normal power mode cancel commands connected to the first to Mth antennas are detected from these first to Mth antennas. First to Mth normal power mode cancel command detection means;
First to Mth storage devices for storing data;
Normal power level connected to the first to Mth antennas, the first to Mth write command detection means, the first to Mth read command detection means, and the first to Mth storage devices. The first to Mth antennas from the first to Mth antennas in response to the first to Mth write command detection means from the first to Mth write command detection means only when receiving normal power having The first to Mth read command detection means only when receiving the normal power by processing the M reception write signal to generate the first to Mth data and writing them to the first to Mth storage devices. In response to the first to Mth read commands from the memory, the data is read from the first to Mth storage devices and processed to generate the first to Mth read signals. A first signal processing means of the first to M given to the first through antenna of the M,
First to Mth random number generating means for generating first to Mth random number signals having first to Mth random numbers;
The first to Mth pulse signal detection means, the first to Mth random number generation means, and the first to Mth normal power mode cancel command detection means connected to the first to Mth pulse signal detection means. The pulses of the first to Mth pulse signals from the means are counted to generate first to Mth count signals having the first to Mth count numbers, and the first to Mth count signals of the first to Mth count signals are generated. The first to Mth count numbers are compared with the first to Mth random numbers of the first to Mth random number signals, and the first to Mth count numbers are the first to Mth random numbers. When the first to Mth low power mode signals are generated when the first to Mth low power mode signals are not set, the first to Mth count numbers are equal to the first to Mth random numbers. The first through Mth nodes When first to Mth normal power modes for generating a multi-power signal are set and the first to Mth normal power mode cancel commands are received from the first to Mth normal power mode cancel command detection means First to Mth state control means for setting the first to Mth low power modes;
The first to M-th low power mode signals from the first to M-th state control means connected to the first to M-th first signal processing means and the first to M-th state control means. When received, low power having a low power level lower than the normal power level is supplied to the first to Mth first signal processing means, and from the first to Mth state control means, the first to Mth state control means. First to Mth power supply control means for supplying the normal power to the first to Mth first signal processing means when receiving an Mth normal power mode signal;
The writing / reading device comprises:
A receiving antenna that receives the first to M-th transmission read signals from the first to M-th antennas and generates first to M-th reception read signals;
A data write / read system comprising: second signal processing means for processing the first to Mth received read signals from the receiving antenna to generate the first to Mth read signals.

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