JP3365017B2 - Digital radio telephone equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital radio telephone system including a master unit and a slave unit.

[0002]

2. Description of the Related Art In recent years, wireless telephone devices have come into widespread use as their convenience and economy have improved, and among them, cordless telephones and analogs with a limited usable range for offices and homes. 2. Description of the Related Art Wireless telephones that convert signals into digital and communicate have become widespread. A digital wireless telephone device that communicates with such a digital signal will be described below.

FIG. 4 is a functional block diagram showing the structure of a conventional digital radio telephone apparatus. The digital wireless telephone device of FIG. 4 comprises a master 9 and a slave 21.

The base unit 9 includes a dialer unit 1, a voice decoding unit 2, a voice encoding unit 3, a radio unit 4, an antenna 5 and a control unit 6. The dialer unit 1 sends out a telephone number to the telephone line. The voice decoding unit 2 decodes the digital signal received by the antenna 5 into a voice signal and sends it to the telephone line. The voice encoding unit 3 encodes the voice signal input from the telephone line into a digital signal. The wireless unit 4 wirelessly communicates with the child device 21 via the antenna 5. The control unit 6
Power is supplied to each of these units for control, and error correction of digital signals is performed.

The slave unit 21 includes a radio unit 10, an antenna 11,
The voice decoding unit 12, the voice receiving unit 13, the voice transmitting unit 14, the voice encoding unit 15, the key operation unit 16, and the control unit 17 are included. The wireless unit 10 wirelessly communicates with the parent device 9 via the antenna 11. The voice decoding unit 12 decodes the digital signal received by the antenna 11 into a voice signal and supplies the voice signal to the reception unit 13. The transmitter 14 inputs voice as a voice signal. The voice encoding unit 15 encodes the voice signal input by the transmitter 14 into a digital signal. Control unit 17
Supplies power to each of these parts and controls them.
Performs error correction on digital signals.

The operation of the digital radio telephone apparatus of FIG. 4 will be described below. When the power of the base unit 9 is turned on, the control unit 6
Sends a message notifying the incoming call information or a message notifying the wireless information to the wireless unit 4. Here, the wireless information refers to information about wireless such as an intermittent transmission interval.
These messages include the master identification code.

The radio section 4 converts the message into a radio signal and outputs it as a radio wave from the antenna 5. The control unit 6 holds information on the intermittent transmission interval, sends one message, and then sends the next message to the wireless unit 4 at the intermittent transmission interval. The wireless unit 4 converts the message into a wireless signal and outputs the wireless signal from the antenna 5. The control unit 6 repeats the above operation to perform the intermittent transmission of the radio wave, and the slave unit 21.
Wait for an outgoing call request message from or from the telephone line.

When the user of the slave unit 21 turns on the power by the key operation unit 16, the control unit 17 controls the wireless unit 10 so as to start capturing the radio wave from the master unit 9. When the radio wave arrives at the antenna 11, the radio unit 10 converts the radio signal included in the radio wave into a message. The control unit 17 holds the base unit identification code, and when the base unit identification code in the message given from the wireless unit 10 matches the held base unit identification code, the message is It is determined whether or not the message is for notifying wireless information. In the case of a message notifying wireless information, the control unit 17
Starts an intermittent reception operation of waiting for a radio wave from the base unit 9 at regular intervals based on the information on the intermittent transmission interval included in the message. As a result, the slave unit 21 shifts to the standby state.

[0009]

SUMMARY OF THE INVENTION In the above-mentioned conventional digital radio telephone apparatus, the slave unit 21 is powered on after the slave unit 21 is turned on.
Cannot recognize the intermittent transmission interval of the radio wave transmitted by the parent device 9 until it receives the message notifying the wireless information transmitted from the parent device 9. Therefore, the slave unit 21 cannot perform the intermittent reception operation during that time, and thus cannot shift to the standby state. As a result, the handset 21 has a problem that it cannot make an outgoing call or an incoming call for a few seconds before receiving the message notifying the wireless information.

Therefore, the present invention provides a digital radiotelephone device that can make a call and receive a call promptly after the power is turned on by shortening the time from turning on the power of the slave unit to shifting to the standby state. The purpose is to

Another object of the present invention is to provide a digital radiotelephone device capable of making and receiving a call immediately when a slave unit is registered.

[0012]

(1) First invention A digital radiotelephone apparatus according to the first invention comprises a master unit connected to a telephone line and a slave unit which performs wireless communication with the master unit. The base unit has an intermittent transmission interval based on the base unit identification code.
And a first calculation means for calculating
Transmitting means for transmitting radio signals at the intermittent transmission intervals issued
When accepting the registration of the child device,
Sends a wireless signal containing another code to the handset and receives it from the handset
And a slave unit registration management means for storing the slave unit identification code .

[0013]

[0014] The cordless handsetWhen the user turns on the power
And a means to start capturing radio waves,Receive from base unit
Intermittent reception based on the base unit identification code included in the received wireless signal
A second calculation means for calculating the transmission interval and a second calculation means
Reception that performs intermittent reception operation at the intermittent reception interval calculated by
meansIncluding and

[0015]

[0016]

( 2) Second Invention A digital wireless telephone device according to a second invention is a digital wireless telephone device according to the first invention, in which a slave device is stored.
Means are further included. The transmission method of the cordless handset is
Messages that have been added and that have an intermittent transmission interval
When it is received from the machine, it sends the cordless code to the master,
The storage means stores the intermittent transmission interval as the intermittent reception interval.

The reception means starts the intermittent reception operation at the intermittent reception interval stored in the storage means at the time of registration of the slave unit.

[0019]

In the digital radio telephone apparatus according to the first and second aspects of the present invention, the master unit performs the intermittent transmission operation at the intermittent transmission intervals calculated based on the master unit identification code. On the other hand, after the power is turned on, the child device performs the intermittent reception operation at the intermittent reception interval calculated based on the parent device identification code received from the parent device.

Therefore, the slave unit can start the intermittent receiving operation immediately after receiving any message from the master unit without waiting for a message notifying wireless information after the power is turned on.

[0021]

[0022]

In the digital radio telephone apparatus according to the second aspect of the present invention, when the slave unit is registered, the master unit sends information on the intermittent transmission interval to the slave unit, the slave unit stores the information on the intermittent reception interval, and stores the intermittent reception interval information. The intermittent reception operation is performed at the reception interval.

In this way, the slave unit can be registered by wireless communication between the master unit and the slave unit, and the slave unit immediately and intermittently does not wait for a message notifying wireless information when registering the slave unit. The receiving operation can be started.

[0025]

Embodiments of the present invention will now be described in detail with reference to the drawings.

(Embodiment 1) FIG. 1 is a functional block diagram showing the configuration of a digital radio telephone apparatus according to the first embodiment of the present invention. The digital wireless telephone device of FIG.
And a child device 21.

The base unit 9 has a dialer unit 1, a voice decoding unit 2, a voice encoding unit 3, a radio unit 4, similar to the base unit 9 of FIG.
The antenna 5 and the control unit 6 are included. The operation of each of these parts is similar to the operation of the corresponding part in base unit 9 in FIG. The base unit 9 of FIG. 1 is different from the base unit 9 of FIG.
This is a point further including an interval calculation unit 7 that calculates an intermittent transmission interval based on the master unit identification code.

The handset 21 is similar to the handset 21 of FIG. 4, and has a radio section 10, an antenna 11, a voice decoding section 12, and a receiving section 1.
3, a transmitter 14, a voice encoder 15, a key operation unit 16 and a controller 17. The operation of each of these parts is shown in FIG.
This is the same as the operation of each corresponding part of the child device 21. The child device 21 of FIG. 1 is different from the child device 21 of FIG. 4 in that it further includes an interval calculation unit 18 that calculates an intermittent reception interval based on a parent device identification code.

Next, the operation of the digital radio telephone apparatus of FIG. 1 will be described. When the power of the base unit 9 is turned on, the interval calculation unit 7 calculates the intermittent transmission interval of radio waves based on the base unit identification code held by the control unit 6, and notifies the control unit 6 of the intermittent transmission interval. . The intermittent transmission interval is calculated, for example, by performing a predetermined operation on a predetermined bit of the master unit identification code. As a result, the control unit 6 sends a message notifying the incoming call information or a message notifying the wireless information to the wireless unit 4. The radio unit 4 converts the message into a radio signal and converts it into a radio wave, and the antenna 5
Output from.

The control unit 6 sends the next message to the radio unit 4 after the intermittent transmission interval notified from the interval calculation unit 7 has elapsed. The radio unit 4 converts the message into a radio signal and outputs it as a radio wave from the antenna 5. The control unit 6 repeats the above operation to perform intermittent transmission of radio waves, and waits for a call request message from the handset 21 or an incoming call from the telephone line.

When the user of the slave unit 21 turns on the power by the key operation unit 16, the control unit 17 controls the wireless unit 10 so as to start capturing the radio wave from the master unit 9. When the radio wave arrives at the antenna 11, the radio unit 10 converts the radio signal included in the radio wave into a message and gives the message to the control unit 17.

The control unit 17 holds the master unit identification code, and when the master unit identification code in the given message matches the held master unit identification code, the control unit 17 determines the base unit identification code based on the master unit identification code. The interval calculation unit 18 is controlled so as to calculate the intermittent reception interval. The control unit 17 receives the radio wave from the base unit 9 every time the intermittent reception interval calculated by the interval calculation unit 18 elapses.
To perform intermittent reception operation. Thereby, the handset 21
Shifts to the standby state at every calculated intermittent reception interval.

As described above, in the digital radio telephone apparatus of the first embodiment, the intermittent reception interval is calculated based on the master unit identification code included in the message transmitted from the master unit 9, and therefore the master unit. If any message is received from 9, the handset 21 can start the intermittent reception operation.
Therefore, the slave unit 21 can immediately start the intermittent reception operation immediately after the power is turned on.

(Embodiment 2) FIG. 2 is a functional block diagram showing the structure of a digital radio telephone system according to a second embodiment of the present invention. The digital wireless telephone device of FIG. 2 is different from the digital wireless telephone device of FIG. 1 in that the master unit 9 further includes a slave unit registration management unit 8 and the slave unit 21 is a slave unit registration determination unit 1.
This is a point further including 9. The child machine registration management unit 8 is the child machine 2
A slave unit registration request is received and a slave unit registration operation is performed. The handset registration determination unit 19 determines a message when registering the handset.

Next, the operation when the user of the digital radio telephone apparatus of FIG. 2 performs handset registration wirelessly will be described.

First, the slave unit registration management unit 8 of the master unit 9 performs a slave unit registration request operation. In response to the slave unit registration request from the slave unit registration management unit 8, the control unit 6 sends a message notifying that the slave unit registration is being accepted to the wireless unit 4. Thereby,
The wireless unit 4 converts the message into a wireless signal and outputs the wireless signal from the antenna 5.

Next, the user operates the key operation unit 1 of the cordless handset 21.
From 6 the slave unit registration request operation is performed. The control unit 17 controls the wireless unit 10 so as to capture the radio wave from the master unit 9 in response to the slave unit registration request from the key operation unit 16. When the radio wave arrives at the antenna 11, the radio unit 10 converts the radio signal included in the radio wave into a message and gives the message to the control unit 17. The control unit 17 gives the message to the handset registration determination unit 19.

The handset registration determination unit 19 determines whether the given message is a message notifying that the handset registration is being accepted. When the message is a message notifying that the slave unit registration is being accepted, the slave unit registration determination unit 19 gives the master unit identification code in the message to the control unit 17. The control unit 17 gives the master unit identification code to the interval calculation unit 18. The interval calculation unit 18 calculates an intermittent reception interval based on the master unit identification code, and provides the control unit 17 with information on the intermittent reception interval.

The control unit 17 starts the intermittent reception operation at the given intermittent reception interval and sends a message notifying the cordless handset identification code to the radio unit 10. Radio section 1
0 converts the message into a radio signal and antenna 1
Output from 1 as a radio wave.

In the base unit 9, when a radio wave arrives at the antenna 5, the radio unit 4 converts the radio signal included in the radio wave into a message notifying the handset identification code, and gives the message to the control unit 6. . The control unit 6 notifies the handset device registration management unit 8 of the handset device identification code in the message. The handset registration management unit 8 stores the notified handset identification code. As a result, the slave unit registration operation ends.

As described above, in the second embodiment, the intermittent reception interval is calculated based on the master unit identification code in the message transmitted from the master unit 9 at the time of registering the slave unit. The handset 21 can immediately start the intermittent reception operation.

(Embodiment 3) FIG. 3 is a functional block diagram showing the structure of a digital radio telephone system according to a third embodiment of the present invention. The digital wireless telephone device of FIG. 3 is different from the digital wireless telephone device of FIG. 1 in that the master unit 9 further includes a slave unit registration management unit 8 and the slave unit 21 is a slave unit registration determination unit 1.
9 and an interval storage unit 20 are further included.

The handset registration management section 8 receives a handset registration request from the user of the handset 21 and performs a handset registration operation. The handset registration determination unit 19 determines a message when registering the handset. The interval storage unit 20 stores the intermittent transmission interval notified from the parent device 9 at the time of registration of the child device as the intermittent reception interval. The operation of each of the other parts is similar to that of the corresponding part in the digital wireless telephone device of FIG.

Next, the operation when the user of the digital radio telephone system shown in FIG. 3 performs handset registration wirelessly will be described.

First, the user performs a slave unit registration request operation from the slave unit registration management section 8 of the master unit 9. In response to the slave unit registration request from the slave unit registration management unit 8, the control unit 6 sends to the wireless unit 4 a message notifying that the slave unit registration is being accepted and the intermittent transmission interval. The wireless unit 4 converts the message into a wireless signal and outputs the wireless signal from the antenna 5.

Next, the user operates the key operation unit 1 of the cordless handset 21.
From 6 the slave unit registration request operation is performed. The control unit 17 controls the wireless unit 10 so as to capture the radio wave from the master unit 9 in response to the slave unit registration request from the key operation unit 16. When the radio wave arrives at the antenna 11, the radio unit 10 converts the radio signal included in the radio wave into a message and gives the message to the control unit 17. The control unit 17 gives the message to the handset registration determination unit 19.

The handset registration determination unit 19 determines whether the message is a message notifying that the handset registration is being accepted. If the message is a message notifying that the child device registration is being accepted, the child device registration determination unit 19
The control unit 17 is notified of the master unit identification code and the intermittent transmission interval in the message. As a result, the control unit 17 sets the intermittent transmission interval as the intermittent reception interval and stores the interval in the interval storage unit 2.
The data is stored in 0 and the intermittent reception operation is started at the intermittent reception interval.

Further, the control unit 17 sends a message notifying the cordless handset identification code to the radio unit 10. Radio unit 10
Converts the message into a radio signal and the antenna 11
Output as radio waves.

In the base unit 9, when the radio wave is received by the antenna 5, the radio unit 4 converts the radio signal included in the radio wave into a message notifying the cordless handset identification code and gives it to the control unit 6. The control unit 6 notifies the slave unit registration management unit 8 of the slave unit identification code in the message. The handset registration management unit 8 stores the handset identification code. As a result, the slave unit registration operation ends.

As described above, in the third embodiment, the intermittent transmission interval in the message transmitted from the master unit 9 when registering the slave unit is stored in the interval storage unit 20 as the intermittent reception interval, and the stored intermittent interval is stored. Since the intermittent reception operation can be started based on the reception interval, the slave unit 2 can be registered when the slave unit is registered.
1 can immediately start the discontinuous reception operation.

[0051]

As described above, according to the first and second inventions,
Since the intermittent reception interval is calculated based on the master unit identification code received by the slave unit, after the power is turned on, the slave unit starts the intermittent reception operation immediately after receiving any message from the master unit without waiting for a message notifying wireless information. It can be started and can immediately shift to the standby state. Therefore, the slave unit can make and receive calls immediately after the power is turned on, which is practically effective.

[0052]

Further, according to the second aspect of the invention, since the slave unit stores the intermittent transmission interval in the message for accepting the slave unit registration as the intermittent reception interval, the slave unit notifies the wireless information message when registering the slave unit. The intermittent reception operation can be started immediately without waiting for, and the standby state can be quickly entered. Therefore, the slave unit can be registered by wireless communication between the master unit and the slave unit, and the slave unit can immediately make and receive a call when the slave unit is registered.

[Brief description of drawings]

FIG. 1 is a functional block diagram showing a configuration of a digital wireless telephone device according to a first embodiment of the present invention.

FIG. 2 is a functional block diagram showing a configuration of a digital wireless telephone device according to a second embodiment of the present invention.

FIG. 3 is a functional block diagram showing a configuration of a digital wireless telephone device according to a third embodiment of the present invention.

FIG. 4 is a functional block diagram showing a configuration of a conventional digital wireless telephone device.

[Explanation of symbols]

1 Dialer part 2 Speech decoding unit 3 Speech coding unit 4 radio section 5 antennas 6 control unit 7 Interval calculator 8 Remote Unit Registration Management Department 9 base unit 10 radio section 11 antenna 12 Speech decoding unit 13 Earpiece 14 Transmitter 15 Speech coding unit 16 key operation part 17 Control unit 18 Interval calculator 19 Remote unit registration judgment section 20 Interval storage section 21 cordless handset

Claims (3)

(57) [Claims] 1. A base unit connected to a telephone line, and the base unit
A wireless telephone device comprising a slave unit for performing wireless communication, wherein the master unit calculates a intermittent transmission interval based on a wireless unit and a master unit identification code.
The calculating means and the wireless device at the intermittent transmission intervals calculated by the calculating means.
Transmitting means for transmitting a radio signal through the parts, together with accepting handset registration during handset registration, a radio signal including a master unit identification code is transmitted to the handset, the handset identification code received from the handset The slave unit includes a slave unit registration management unit that stores the slave unit, and the slave unit includes a wireless unit, and a wireless unit that enables the wireless unit to store the slave unit from the master unit.
Means for starting capture of radio waves and master unit identification code included in the radio signal received from the master unit
Second calculating means for calculating the intermittent reception interval based on the signal
And the intermittent reception interval calculated by the second calculating means
In the wireless unit, receiving means for performing an intermittent receiving operation, and means for transmitting a handset identification code to the base during registration of the handset
Digital radio telephone apparatus characterized by comprising, when. 2. A base unit connected to a telephone line, and the base unit
A wireless telephone device comprising a slave unit that performs wireless communication, wherein the master unit performs intermittent transmission based on a wireless unit and a master unit identification code.
It includes a first calculation means for calculating the transmission interval and a master unit control section.
The slave unit is intermittently operated based on the wireless unit and the master unit identification code.
The second calculation means for calculating the reception interval and the slave unit control section are provided.
In the base unit , the base unit control unit includes the intermittent transfer calculated by the first calculating unit.
A message that notifies the incoming call information at the interval
A message for notifying a different code is transmitted via a radio signal via a radio signal.
In the slave unit, when the user turns on the power, the slave unit control unit controls the wireless transmission from the master unit.
The slave unit wireless unit is controlled to start capturing the electric wave, and the slave unit control unit is obtained from the wireless signal received from the master unit.
The machine identification code matches the master machine identification code stored in the child machine
In the case of doing, the intermittent reception calculated by the second calculating means
Intermittent reception of radio waves from the base unit each time the interval elapses
A digital radiotelephone device characterized in that it controls the slave unit radio section as described above . 3. The slave sets the intermittent transmission interval as the intermittent reception interval.
Including the storage means to store the
Intermittent reception according to the intermittent reception interval stored in the storage means
The digital radiotelephone device according to claim 1, which starts operation .