JP3887306B2 - Facsimile apparatus and time adjustment method for facsimile apparatus - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention has a clock circuit, a facsimile apparatus that controls various devices using the time information output from the clock circuit, and the clock circuit, and the time information output from the clock circuit. The present invention relates to a time adjustment method for a facsimile apparatus that performs various apparatus controls.
[0002]
[Prior art]
Conventionally, for example, the time difference between the time information of the facsimile machine of the communication partner and the time information of the own machine is stored / accumulated, the average value is calculated when the predetermined number is reached, and the value is added to the time information of the own machine + / Thus, there has been proposed a facsimile machine that automatically adjusts the time information of its own machine (see Patent Document 1).
[0003]
[Patent Document 1]
JP-A-8-289047 [0004]
[Problems to be solved by the invention]
However, in such a conventional apparatus, only the average value of several communication partners is corrected, and the set time of the counterpart machine is not managed, so that there is a lack of reliability.
[0005]
SUMMARY An advantage of some aspects of the invention is that it provides a facsimile apparatus capable of setting an accurate time and a time adjustment method of the facsimile apparatus.
[0006]
[Means for Solving the Problems]
The present invention includes an area code for storing an area code representing a time zone at the place where the terminal is installed in a facsimile apparatus having a clock circuit and performing various apparatus controls using time information output from the clock circuit. When the time information is received from the counterpart terminal during facsimile communication when the time information is received and the area code of the time information notified from the counterpart terminal matches the one stored in the area code storage means, the clock circuit is provided. The time information obtained from the above and the reception time information are compared, and if they do not match, the time of the clock circuit is set to a time corresponding to the reception time information.
[0007]
In addition, in a time adjustment method for a facsimile apparatus that has a clock circuit and uses the time information output from the clock circuit to perform various device controls, the standard radio wave reception that receives the standard radio wave and acquires the time information has a reference time facsimile apparatus having means, the reference time facsimile apparatus, facsimile communication, the time information obtained by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal, the Other facsimile apparatuses that perform facsimile communication with the reference time facsimile apparatus are provided with area code storage means for storing an area code indicating the time zone at the location where the terminal is installed. When time information is received from the other terminal, the other terminal is notified. When the area code of the time information matches the one stored in the area code storage means, The time information acquired from the clock circuit is compared with the reception time information, and when they do not match, the time of the clock circuit is set to the time corresponding to the reception time information. .
[0008]
In addition, in a time adjustment method for a facsimile apparatus that has a clock circuit and uses the time information output from the clock circuit to perform various device controls, the standard radio wave reception that receives the standard radio wave and acquires the time information has a reference time facsimile apparatus having means, the reference time facsimile apparatus, facsimile communication, the time information obtained by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal, the The other facsimile apparatus that performs facsimile communication with the reference time facsimile apparatus includes a country code storage unit that stores a country code that represents the country at the installation location of the terminal, and is notified by the partner terminal when time information is received from the partner terminal. Obtained from the clock circuit when the country code of the identification information matches that stored in the country code storage means. And time information, by comparing the received time information, if they do not match, in which so as to set the time of the clock circuit, the time corresponding to the received time information.
[0009]
In addition, in a time adjustment method for a facsimile apparatus that has a clock circuit and uses the time information output from the clock circuit to perform various device controls, the standard radio wave reception that receives the standard radio wave and acquires the time information has a reference time facsimile apparatus having means, the reference time facsimile apparatus, facsimile communication, the time information obtained by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal, the The other facsimile machine that performs facsimile communication with the reference time facsimile machine includes an area code storage unit that stores an area code representing an area in the installation location of the terminal, and is notified by the other terminal when receiving time information from the other terminal. When the area code of the identification information matches that stored in the area code storage means, Compared with the time information, the reception time information acquired from, if they do not match, in which so as to set the time of the clock circuit, the time corresponding to the received time information.
[0016]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
[0017]
FIG. 1 shows a group 3 facsimile apparatus according to an embodiment of the present invention. This group 3 facsimile machine is used as a reference time facsimile machine (described later).
[0018]
In the figure, a system control unit 1 performs control processing for each part of the group 3 facsimile apparatus and predetermined group 3 facsimile transmission control procedure processing. The system control unit 1 executes the system memory 2. The control processing program and various data necessary for executing the processing program are stored, and the work area of the system control unit 1 is configured. The parameter memory 3 is unique to the group 3 facsimile machine. The clock circuit 4 is for storing various types of information, and the clock circuit 4 is for outputting current time information.
[0019]
The scanner 5 reads an original image with a predetermined resolution, the plotter 6 records and outputs an image with a predetermined resolution, and the operation display unit 7 operates the group 3 facsimile apparatus. It consists of various operation keys and various displays.
[0020]
The encoding / decoding unit 8 encodes and compresses the image signal, and also decodes the encoded and compressed image information into the original image signal. The image storage device 9 performs encoding and compression. This is for storing a large number of image information in the selected state.
[0021]
The group 3 facsimile modem 10 is for realizing the modem function of the group 3 facsimile, and is a low-speed modem function (V.21 modem) for exchanging transmission procedure signals, and mainly for exchanging image information. A high-speed modem function (V.17 modem, V.34 modem, V.29 modem, V.27ter modem, etc.) is provided.
[0022]
The network control apparatus 11 is for connecting the group 3 facsimile apparatus to the analog public network PSTN, and has an automatic outgoing / incoming function.
[0023]
The standard radio wave receiver 12 is for receiving the standard radio wave of the standard radio station JJY that transmits Japan Standard Time (JST) and acquiring the received time information.
[0024]
The system control unit 1, system memory 2, parameter memory 3, clock circuit 4, scanner 5, plotter 6, operation display unit 7, encoding / decoding unit 8, image storage device 9, group 3 facsimile modem 10, control The device 11 and the standard radio wave receiving unit 12 are connected to an internal bus 13, and data exchange between these elements is mainly performed via the internal bus 13.
[0025]
Data exchange between the network control device 11 and the group 3 facsimile modem 10 is performed directly.
[0026]
The group 3 facsimile apparatus other than the reference time facsimile apparatus has a configuration in which the standard radio wave receiver 12 is excluded from the configuration in FIG.
[0027]
The reference time facsimile apparatus has a function of providing time information to other facsimile apparatuses. The provision of time information is performed using, for example, an information field of a pre-transmission procedure signal in the group 3 facsimile transmission pre-procedure, and an example of the signal format (time display information) is shown in FIG.
[0028]
In this case, the time display method includes “time display” identification information indicating that it is information for providing time, and “A flag” (“1” in the case of the reference time facsimile apparatus) indicating that it is a reference time facsimile apparatus. Is set, otherwise “0” is set) ”,“ time information ”indicating the notification time, and“ area code ”for notifying the time zone of the notification time.
[0029]
FIG. 3 shows an example of an operation for this reference time facsimile apparatus to adjust the time of the clock circuit 4 of its own terminal.
[0030]
First, the standard radio wave receiving unit 12 checks whether or not the standard radio wave is received (determination 101). When the result of the determination 101 is YES, the standard time information received by the standard radio wave receiving unit 12 is acquired (processing). 102).
[0031]
Next, the time information of the clock circuit 4 is acquired (process 103), and it is checked whether the standard time information matches the time information acquired in process 103 (determination 104). When the result of determination 104 is NO, the time of the clock circuit 4 is corrected to the time of the standard time information at that time (process 105). Further, when the result of determination 104 is YES, processing 105 is not performed.
[0032]
Then, after waiting for a predetermined time (process 106), the process returns to decision 101.
[0033]
By doing so, the time of the clock circuit 4 is always controlled to the standard time, and an accurate time is set.
[0034]
FIG. 4 shows an example of the operation when the reference time facsimile apparatus provides the time display information shown in FIG. 2 when communicating with another facsimile apparatus.
[0035]
When communicating with a partner terminal, the standard time information received by the standard radio wave receiver 12 is acquired, time display information as shown in FIG. 2 is created (process 201), and an appropriate pre-transmission procedure is performed. The value of the time information is set in the information field of the pre-transmission procedure signal (process 202).
[0036]
Here, as a pre-transmission procedure signal for setting time information, a signal NSS or the like can be used during transmission, and a signal NSF or the like can be used during reception.
[0037]
FIG. 5 shows an example of processing when the group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment.
[0038]
First, a predetermined pre-transmission procedure is performed (process 301), and using any of the pre-transmission procedure signals, it is checked whether time display information has been received (determination 302). When the result of determination 302 is NO, At that point, this process is terminated.
[0039]
Further, when the result of determination 302 is YES, it is checked whether or not the “A flag” of the time display information is set to 1 (determination 303). Since it is not a facsimile machine, this process is terminated at that time.
[0040]
When the result of determination 303 is YES, time information included in the received time display information is acquired (process 304), and then time information of the clock circuit 4 is acquired (process 305). It is checked whether or not the acquired time information matches the time information acquired in processing 305 (determination 306).
[0041]
When the result of determination 306 is NO, the time of the clock circuit 4 is corrected to the time of the standard time information at that time (process 307). When the result of determination 306 is YES, processing 307 is not performed.
[0042]
In this way, every time the group 3 facsimile apparatus other than the reference time facsimile apparatus communicates with the reference time facsimile apparatus, it can receive the time display information and adjust the time of the clock circuit 4 of its own terminal. The time of the clock circuit 4 substantially coincides with the reference time.
[0043]
FIG. 6 shows an example of processing when the group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment.
[0044]
First, a predetermined pre-transmission procedure is performed (process 401), and using any of the pre-transmission procedure signals, it is checked whether time display information has been received (determination 402). When the result of determination 402 is NO, At that point, this process is terminated.
[0045]
If the result of determination 402 is YES, the area code set in the own terminal is acquired (process 403), and the area code included in the received time display information matches the area code acquired in process 403. If the result of determination 404 is NO, since the content of the received time information is in another standard time zone, this processing is terminated at that time.
[0046]
Further, when the result of determination 404 is YES, it is checked whether or not the “A flag” of the time display information is set to 1 (determination 405). Since it is not a facsimile machine, this process is terminated at that time.
[0047]
When the result of determination 405 is YES, time information included in the received time display information is acquired (process 406), and then time information of the clock circuit 4 is acquired (process 407). It is checked whether or not the acquired time information matches the time information acquired in processing 407 (determination 408).
[0048]
When the result of determination 408 is NO, the time of the clock circuit 4 is corrected to the time of the standard time information at that time (process 409). Further, when the result of determination 408 is YES, processing 409 is not performed.
[0049]
In this way, the group 3 facsimile apparatus other than the reference time facsimile apparatus receives the time display information every time it communicates with the same area code, that is, the reference time facsimile apparatus in the same standard time zone, and the clock circuit of its own terminal. 4 can be adjusted, the time of the clock circuit 4 substantially coincides with the reference time.
[0050]
In this embodiment, the reference time facsimile apparatus is identified by the area code, but in addition to this, for example, the country code or the area code included in the telephone number notified from the partner terminal is used. The facsimile apparatus can be identified.
[0051]
FIG. 7 shows an example of processing when the group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment. In this case, identification information (telephone number) of the partner terminal employed as the reference time facsimile apparatus is registered in advance.
[0052]
First, a predetermined pre-transmission procedure is performed (process 501), and any of the pre-transmission procedure signals is used to check whether time display information is received (determination 502). When the result of determination 502 is NO, At that point, this process is terminated.
[0053]
When the result of determination 502 is YES, the telephone number (identification information) notified from the partner terminal is acquired (process 503), and the telephone number (identification information) registered in advance is acquired in process 503. It is checked whether or not the telephone numbers (identification information) matched (judgment 504). If the result of decision 504 is NO, the time display information of the counterpart terminal is not adopted. Exit.
[0054]
Further, when the result of determination 504 is YES, it is checked whether or not the “A flag” of the time display information is set to 1 (determination 505). Since it is not a facsimile machine, this process is terminated at that time.
[0055]
When the result of determination 505 is YES, time information included in the received time display information is acquired (process 506), and then time information of the clock circuit 4 is acquired (process 507). It is checked whether or not the acquired time information matches the time information acquired in processing 507 (decision 508).
[0056]
When the result of determination 508 is NO, the time of the clock circuit 4 is corrected to the time of the standard time information at that time (process 509). If the result of determination 508 is YES, processing 509 is not performed.
[0057]
In this way, every time the group 3 facsimile apparatus other than the reference time facsimile apparatus communicates with a previously registered reference time facsimile apparatus, it receives the time display information and adjusts the time of the clock circuit 4 of its own terminal. As a result, the time of the clock circuit 4 substantially coincides with the reference time.
[0058]
【The invention's effect】
As described above, according to the present invention, the time of the clock circuit is set to the time received by the standard radio wave receiver, so that the time of the clock circuit is always controlled to the standard time. Thus, the effect of setting an accurate time is obtained.
[0059]
Further, every time the group 3 facsimile apparatus other than the reference time facsimile apparatus communicates with the reference time facsimile apparatus, it can receive the time display information and adjust the time of the clock circuit of its own terminal. Also has an effect that it almost coincides with the reference time.
[Brief description of the drawings]
FIG. 1 is a block diagram showing an example of the configuration of a group 3 facsimile apparatus (reference time facsimile apparatus) according to an embodiment of the present invention.
FIG. 2 is a schematic diagram showing an example of time display information.
FIG. 3 is a flowchart showing an example of an operation for the reference time facsimile apparatus to adjust the time of the clock circuit 4 of its own terminal.
4 is a flowchart showing an example of an operation when the reference time facsimile apparatus provides the time display information shown in FIG. 2 when communicating with another facsimile apparatus.
FIG. 5 is a flowchart showing an example of processing when a group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment.
FIG. 6 is a flowchart showing another example of processing when the group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment.
FIG. 7 is a flowchart showing still another example of processing when the group 3 facsimile apparatus other than the reference time facsimile apparatus performs time adjustment.
[Explanation of symbols]
1 System controller 2 System memory 3 Parameter memory 12 Standard radio wave receiver

Claims (4)

In a facsimile machine having a clock circuit and performing various device controls using time information output from the clock circuit,
An area code storage means for storing an area code representing a time zone at the installation location of the terminal;
When receiving time information from the counterpart terminal during facsimile communication, if the area code of the time information notified from the counterpart terminal matches that stored in the area code storage means, the time information acquired from the clock circuit And the reception time information is compared, and if they do not match, the time of the clock circuit is set to a time corresponding to the reception time information. In a time adjustment method of a facsimile machine having a clock circuit and performing various device controls using time information output from the clock circuit,
Having a standard time facsimile apparatus equipped with standard radio wave receiving means for receiving standard radio waves and obtaining time information,
The reference time facsimile apparatus, facsimile communication, the time information acquired by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal,
Other facsimile devices that perform facsimile communication with the reference time facsimile device include area code storage means for storing an area code indicating the time zone at the location where the terminal is installed, and when the time information is received from the partner terminal, the partner terminal notifies When the area code of the received time information matches the one stored in the area code storage means, the time information acquired from the clock circuit is compared with the reception time information, and they are inconsistent. A time adjustment method for a facsimile apparatus, wherein the time of the clock circuit is set to a time corresponding to the reception time information. In a time adjustment method of a facsimile machine having a clock circuit and performing various device controls using time information output from the clock circuit,
Having a standard time facsimile apparatus equipped with standard radio wave receiving means for receiving standard radio waves and obtaining time information,
The reference time facsimile apparatus, facsimile communication, the time information acquired by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal,
Other facsimile apparatuses that perform facsimile communication with the reference time facsimile apparatus include a country code storage unit that stores a country code representing the country at the location where the terminal is installed. When the country code of the identification information matches the one stored in the country code storage means, the time information acquired from the clock circuit is compared with the reception time information. A time adjustment method for a facsimile apparatus, wherein the time of the clock circuit is set to a time corresponding to reception time information. In a time adjustment method of a facsimile machine having a clock circuit and performing various device controls using time information output from the clock circuit,
Having a standard time facsimile apparatus equipped with standard radio wave receiving means for receiving standard radio waves and obtaining time information,
The reference time facsimile apparatus, facsimile communication, the time information acquired by the standard radio wave receiving means, using the procedure signal prior to transmission, and notifies the remote terminal,
Other facsimile apparatuses that perform facsimile communication with the reference time facsimile apparatus include an area code storage unit that stores an area code that represents an area at the installation location of the terminal, and is notified by the partner terminal when receiving time information from the partner terminal. When the area code of the identification information matches the one stored in the area code storage means, the time information acquired from the clock circuit is compared with the reception time information. A time adjustment method for a facsimile apparatus, wherein the time of the clock circuit is set to a time corresponding to reception time information.

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