JPH05327607A - Radio telephone set - Google Patents

Abstract

PURPOSE:To automatically redial a telephone number of an opposite party when a radio line is interrupted by providing a function using a telephone num ber stored in a storage means and making dialing to a communication opposite party to a control section when the connection of the radio line is disable. CONSTITUTION:A handset section is provided with an operation means 25 making a request of transmission of a telephone number of a communication opposite party to the communication opposite party during talking and a storage means 28 storing the telephone number sent from the communication opposite party accordingly, and a function using a telephone number stored in the storage means 28 to make redialing to the communication opposite party is provided to a control section 11. Then the telephone number of the communication opposite party sent from the communication opposite party is stored according to a request based on the operation of the operation means 25 during talking and when the connection of a radio line disable, the telephone number stored is sent to the control section 11 to make automatic redialing to the communication opposite party even in the case of the arrival of an incoming call.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radiotelephone device which communicates with a communication partner via a radio line established with a terrestrial base station.

[0002]

2. Description of the Related Art FIG. 9 is a block diagram showing a conventional radiotelephone device, and in this case, an automobile telephone system is shown as an example. In the figure, 1 is a handset unit for dialing when making a call as well as for making a call to the mouth and ear like a handset for home use, and 2 is a handset unit when not in use Is the cradle where is set. Reference numeral 3 is a radio unit that establishes a radio line with a terrestrial base station installed by a telecommunications carrier and communicates with a communication partner via the radio line. Reference numeral 4 denotes a battery of an automobile equipped with the wireless telephone device, and 5 denotes this battery 4
It is an accessory switch of an automobile for turning on / off the supply of power from the device to the wireless telephone device.

Further, in the handset unit 1, 6 is a speaker for converting an electric voice signal sent from the radio unit 3 into a voice and outputting the voice, and 7 is a voice inputted by the user. It is a microphone that converts into an electrical voice signal. 8 is an operation unit for the user to input necessary information such as a telephone number, 9 is a display unit for displaying information such as a telephone number to be called and electric field strength, and 10 is an on-hook / off-hook state. This is a reed switch for detection. 11 is a processor (hereinafter referred to as CPU) 1
2, random access memory (hereinafter referred to as RAM) 1
3, a read-only memory (hereinafter referred to as ROM) 14 and an input / output interface 15, and is a handset control unit as a control unit for controlling processing such as calling and receiving calls. 1
A power switch 6 controls the supply of power to the wireless telephone device together with the accessory switch 5.

Further, in the cradle 2, a magnet 17 controls opening / closing of the reed switch 10 in the handset unit 1 by attaching / detaching the handset unit 1 to / from the cradle 2.

Further, in the radio unit 3, reference numeral 18 is a transmitting section for outputting a high frequency signal modulated by a control signal and a voice signal, and 19 is a receiving section for demodulating the high frequency signal and outputting a control signal and a voice signal. Is. Reference numeral 20 is an antenna for transmitting and receiving radio waves, and reference numeral 21 is a duplexer for transmitting a high frequency signal received by the antenna 20 to the receiving section 19 and transmitting a high frequency signal from the transmitting section 18 to the antenna 20. Two
Reference numeral 2 is an A / D converter that converts the intensity signal (for example, voltage value) of the received radio wave output from the receiving unit 19 into a digital value, and 23 is the power switch 16 in the handset unit 1 and the accessory switch 5 of the automobile. A relay for supplying power to the wireless telephone device when both are on. Reference numeral 24 controls the transmission unit 18 and the reception unit 19 to receive an uplink control signal such as a dial signal from the handset control unit 11 via the uplink control line, and to the handset control unit 11 via the downlink control line. Is a radio controller for transmitting downlink control signals such as.

Next, the operation will be described. When the power switch 16 is turned on while the accessory switch 5 is in the on state, the relay 23 is turned on and the wireless telephone device is powered by the battery 4. When a call operation is performed by the operation unit 8, necessary information such as a dial signal is transmitted from the handset control unit 11 to the radio device control unit 24, and communication is performed between a ground base station (not shown) and the radio device unit 3. After that, the wireless line is established and it becomes possible to talk. When an incoming call is received, an incoming call signal is sent from the wireless device control unit 24 to the handset control unit 11, and the handset unit 1 displays an incoming call (for example, sounds a ringing tone). When the incoming call processing is performed, the call can be made via the wireless line. Further, after the wireless line is established, when the operation section 8 performs an end call operation, the handset control section 11 sends an end call signal to the wireless device control section 24 to execute the end call process. In addition, when the other party performs the call-end processing, the call-end signal is sent from the wireless device control unit 24 to the handset control unit 11, which detects that the received radio wave is lost by the electric field strength signal output from the receiving unit 19. Then, the call ending process is executed.

[0007]

Since the conventional radiotelephone device is constructed as described above, when the disconnection of the radio line such that the received radio wave becomes weak or disappears, the radio device control section 24 Since the call termination signal is sent to the handset control unit 11 to end the call, the radio wave is weakened or lost due to topographical conditions (mountains, structures, etc.) rather than the caller hung up. In that case, the call will be terminated, and in order to continue the call, you must manually perform another call operation, and if you receive a call,
Unless you know the telephone number of the person you are calling or you are told to do so, you will have to wait for the person to call you again, and when you give the telephone number to the person you are calling, on the other hand, the distance identification number (for example, near For distance, "030",
In the case of a long distance, "040") is required, and it is necessary to manually transmit the own station telephone number together with an appropriate distance identification number, which is a troublesome operation.

The invention according to claim 1 was made to solve the above problems, and when the disconnection of the wireless line is detected, the other party's telephone number is automatically recalled. The purpose is to obtain a wireless telephone device capable of

Further, the invention according to claim 2 provides a radiotelephone device capable of transmitting the distance identification number together with the own station telephone number by a simple operation when the communication partner is requested to transmit the own station telephone number. The purpose is to

[0010]

According to a first aspect of the present invention, there is provided a radiotelephone device, which has an operating means for requesting the communication partner to transmit a telephone number of the communication partner during a call, and a communication device which transmits the operation request from the communication partner. In addition to providing a storage means for storing the received telephone number, the control unit is provided with a function for making a recall call using the telephone number stored in the storage means for the communication partner when the wireless line is disconnected without an operation for ending the call. It is what I had.

Further, the radiotelephone device according to the invention as defined in claim 2 is operated together with operating means for instructing a communication partner to transmit its own telephone number during a call. The selection means for selecting the distance identification number to be selected is provided, and when the transmission of the own telephone number is instructed, the distance identification number at the time of calling is automatically selected, and if the automatic selection cannot be made, the selection means is selected. The control unit has a function of transmitting the distance identification number to the wireless line together with the own telephone number.

[0012]

The storage means in the invention according to claim 1 stores the telephone number of the communication partner sent from the communication partner in accordance with a request based on the operation of the operation device during a call, and the call end operation is performed. When the wireless line connection is disabled without being performed, the stored telephone number is sent to the control unit to automatically re-call the communication partner even if the call is received. To realize a wireless telephone device capable of

Further, the control section in the invention according to claim 2 automatically selects the distance identification number at the time of calling when the transmission of the own station telephone number is instructed by the operating means during a call, and the own station is selected. If the automatic identification is not possible, the distance identification number selected by the selecting means is added to the own telephone number, so that the own telephone number can be properly identified by a simple operation. To realize a wireless telephone device capable of transmitting together with a number.

[0014]

【Example】

Example 1. Embodiment 1 of the present invention will be described below with reference to the drawings. 1 is a block diagram showing an embodiment of the invention described in claim 1, and FIG. 2 is a front view and a side view of the handset unit. In the figure, 1 is a handset unit,
2 is a cradle, 3 is a radio unit, 4 is a battery, 5 is an accessory switch, 6 is a speaker, 7 is a microphone,
8 is an operation unit, 9 is a display unit, 10 is a reed switch, 11
Is a handset controller, 12 is a CPU, 13 is a RAM,
14 is a ROM, 15 is an input / output interface, 16 is a power switch, 17 is a magnet, 18 is a transmitter, 19 is a receiver, 20 is an antenna, 21 is a duplexer, and 22 is an A / D.
The converter, 23 is a relay, and 24 is a radio control unit, which are the same as or equivalent to those of the related art denoted by the same reference numerals in FIG. 9, and therefore detailed description thereof will be omitted.

Further, numeral 25 is a partner telephone number receiving button as an operating means which is operated when requesting the transmission of the telephone number of the communication partner, and is arranged in the operating section 8 as shown in FIG. Reference numeral 26 is a timer for counting the time so that the receiving state is maintained for a certain period of time after the other party telephone number receiving button 25 is operated. Reference numeral 27 designates a DTMF signal (dual tone multi frequency signal, which is an abbreviation of dual tone multi frequency signal, which is a signal combining two frequencies and corresponds to each dial key of the telephone set) from the communication partner in response to the above-mentioned transmission request. DT for receiving the telephone number information sent by the handset and converting it into a signal that the handset controller 11 can handle.
It is an MF receiver. Reference numeral 28 denotes an automatic recall memory area as a storage means for storing telephone number information sent from the communication partner, which is set in the RAM 13 of the handset controller 11. When the wireless line cannot be connected, the handset control unit 11 as a control unit uses the telephone number stored in the automatic recall memory area 28 to call the communication partner. 9 is different from that in FIG. 9 having the same reference numeral.

Next, the operation will be described. Here, FIG.
3 is a flowchart showing a flow of processing by the handset control unit 11. First, the wireless telephone device has the power switch 16 with the accessory switch 5 closed.
When is turned on, the relay 23 operates and power is supplied from the battery 4. As a result, the handset control unit 11 initializes the flags A and R to "0" (step ST1-1), and then performs normal telephone processing (step ST1).
-2) is performed. Here, the flag A is a flag indicating the usage state of the telephone, "1" indicates that a call is made or received, "0" indicates that there is no such call, and the flag R indicates that the communication partner A flag indicating the storage state of the telephone number, "1" indicates that it is stored, and "0" indicates that it is not stored. Next, it is determined whether the fluff A is "1" (step ST1-3), and this step ST1-3
If the determination is “NO”, it is determined whether a call is made (step ST1-4), and the determination in step ST1-4 is “YE”.
In the case of "S", the flag R is set to "1", and the telephone number of the communication partner who made the call is set to the automatic recall memory area 2 of the RAM 13.
8 (step ST1-5), and flag A
As "1" (step ST1-7), the process is returned to step ST1-2. When the determination in step ST1-4 is "NO", it is determined whether or not an incoming call is received (step ST1-6), and the determination in step ST1-6 is "Y".
In the case of "ES", the flag A is set to "1" (step ST1-
After 7), the process returns to step ST1-2. If the determination in step ST1-6 is "NO", the process directly returns to step ST1-2.

On the other hand, the determination in step ST1-3 is "YE
In the case of "S", it is determined whether or not the line connection process is being performed (step ST1-8), and the determination in step ST1-8 is "YE".
In the case of S ", since the wireless line is not yet connected, the process returns to step ST1-2. When the determination in step ST1-8 is" NO ", the line connection process ends and the wireless line is established. Since it is in the state, it is determined whether or not the call end operation is performed (step ST1-9).
If the determination at -9 is "YES", the user is about to end the call, so the flags A and R are returned to the initial values "0" (step ST1-10), and the process returns to step ST1-2. On the other hand, if the determination in step ST1-9 is “NO”, it is determined whether the wireless line is disconnected (step ST1
-11), the determination in step ST1-11 is "NO".
In the case of, it is judged whether or not the partner telephone number reception button 25 has been pressed (step ST1-12), and this step ST1
If the determination in -12 is "NO", step ST1-2
Return to processing.

On the other hand, if the determination in step ST1-12 is "YES", the telephone number transmission request tone is transmitted and the timer 26 is reset and then started (step ST1-13). The reception process is executed (step ST1-14), and it is determined whether the required number of digits has been received (step ST1-15). If the determination in step ST1-15 is "NO", then it is determined whether the timer has exceeded the predetermined time (step ST1-1).
6) If the determination in step ST1-16 is "NO", the process returns to step ST1-14 to continue the receiving telephone number receiving process. If the determination in step ST1-16 is "YES", a reception error is displayed (step ST1-17), and the process returns to step ST-2. On the other hand, if the determination in step ST1-15 is "YES", the received telephone number of the other party is displayed on the display unit 9 to indicate to the user that the telephone number of the other party has been received, and the flag R is displayed.
Is set to "1" (step ST1-18), and the other party's telephone number is automatically recalled in the memory area 2 of the RAM 13.
8 (step ST1-19), and the process returns to step ST1-2.

Further, the judgment in step ST1-11 is "Y".
When it is "ES", it is judged whether the flag R is "1" (step ST1-20). When the judgment of this step ST1-20 is "NO", the processing returns to step ST1-2.
If the determination in step ST1-20 is "YES",
An on-hook signal is sent to the radio control unit 24 (step S
T-21), the off-hook signal is transmitted to the radio controller 24.
To the automatic recalling memory area 28 (step ST1-22), and the other party's telephone number is read out (step S2).
(T1-23), the other party's telephone number is sent to the radio device control section 24 to execute the automatic recalling process (step ST1-24), and the process is returned to step ST1-2.

Example 2. Next, a second embodiment of the present invention will be described with reference to the drawings. FIG. 4 is a block diagram showing an embodiment of the invention described in claim 2, and FIG. 5 is a front view and a side view of the handset portion, and the same portions as those in FIG. 1 or 2 are designated by the same reference numerals. And its description is omitted. In the figure, reference numeral 29 designates a local telephone number transmission button as an operating means which is operated when transmitting the local telephone number, and is arranged in the operation section 8 as shown in FIG. Reference numeral 30 denotes a DTMF signal generator for converting the distance identification number sent from the handset control unit 11 when the local station telephone number transmission button 29 is operated and the local station telephone number into a DTMF signal. 31 is a transmission distance identification number selection switch as a selection means for selecting a distance identification number to be transmitted together with the own telephone number when it becomes impossible to automatically select an appropriate distance identification number. As shown in FIG. 5, it is arranged below the operation unit 8. 32 is a microphone 7
From the DTMF signal generator 30 and the DTMF signal from the DTMF signal generator 30. In addition, the handset control unit 11 as a control unit,
When the transmission of the own telephone number is instructed by the own telephone number transmission button 29, the voice / signal changeover switch 32 is switched, and the distance identification number at the time of calling is automatically selected. When it is not possible, it has a function of adding the distance identification number selected by the transmission distance identification number selection switch 31 to the local telephone number and transmitting it to the wireless line, which is different from that of FIG.

Next, the operation will be described. Here, FIG.
3 is a flowchart showing a flow of processing by the handset control unit 11. When the power switch 16 is closed when the accessory switch 5 is closed to supply power to the wireless telephone device, the handset control unit 11 first
Initial setting (step ST2-1) is performed, and then normal telephone processing (step ST2-2) is performed. After that, it is determined whether or not a call is in progress (step ST2-3), and if the determination in step ST2-3 is "NO", step S2
Return to the processing of T2-2. If the determination in step ST2-3 is "YES", the local station telephone number transmission button 2
It is determined whether 9 is pressed (step ST2-4),
If "NO", the process returns to step ST2-2. If the determination in step ST2-4 is "YES", it is determined whether the current call originated (step ST
2-5), the determination in step ST2-5 is “YES”.
In the case of, the distance identification number at the time of calling is determined (step ST-6).

The determination in step ST2-6 is "03".
If "0", then "D" = "030" (step ST
2-8), “D” = “040” in the case of “040”
(Step ST2-9). Incidentally, step ST2
When the judgment of -6 is other than "030" and "040",
Along with the judgment "NO" in step ST2-5, it is judged which distance identification number is selected by the transmission distance identification number selection switch 31 (step ST2-7), and the determination in step ST2-7 is "030". In the case of "D"
= “030” (step ST2-8), and in the case of “040”, “D” = “040” (step ST2-9).

After that, the local station telephone number request signal is transmitted to the radio equipment control section 24 (step ST2-10), and the local station telephone number is received from the radio equipment control section 24 (step ST2).
-11), the voice / signal changeover switch 32 is connected to the signal side, and the distance identification signal set to "D" and the own telephone number are transmitted to the other telephone terminal via the transmission voice path (step ST2-). 12). To the other telephone terminal via the wireless line,
When the transmission of the distance identification signal and the own telephone number is completed, the voice / signal changeover switch 32 is returned to connect to the voice side again (step ST2-13), and the process is returned to ST2-2.

Next, FIG. 7 and FIG. 8 show state transitions when the wireless telephone device A according to the first embodiment of the present invention and the wireless telephone device B according to the second embodiment are used. As shown in FIG.
When the wireless telephone device B makes a call, line connection processing is executed at the terrestrial base station and the terrestrial base station and the wireless telephone devices A and B are connected.
The wireless line between and is contacted. During this line connection process, the wireless telephone device B hears a sound "Pupp ...", and when the wireless line is connected, the wireless telephone device A sounds a ringing sound "Rinrin ..." and the wireless telephone device B again. From you can hear the ringback sound "Trururururu ...". When the user of the wireless telephone device A who receives the ringing tone goes off-hook, the wireless telephone devices A and B are in a call by the in-call processing of the ground base station. Here, when the user of the wireless telephone device A presses the partner telephone number reception button 25, a telephone number transmission request is sent to the wireless telephone device B, and the telephone number transmission request sound is heard from the wireless telephone device B. When the user of the wireless telephone device B who has heard this telephone number transmission request tone presses the own telephone number transmission button 29, the own telephone number is returned to the wireless telephone device A together with the distance identification number, and the wireless telephone device A This other party telephone number, that is, the telephone number of the wireless telephone device B is stored in the automatic recall memory area 28 of the RAM 13.

After that, when the wireless line is disconnected for some reason, the wireless telephone device A automatically reads out the other party telephone number stored in the automatic recall memory area 28, that is, the telephone number of the wireless telephone device B. Call again,
As in the case described above, as shown in FIG. 8, the wireless line is connected through the line connection process, and the ringing tone is emitted from the wireless telephone device B. When the wireless telephone device B is off-hook, the wireless telephone devices A and B are in a call via the ground station. After that, when the radiotelephone device A performs a call end operation, the ground base station executes the circuit end call processing, the radiotelephone device A ends the call and enters the standby state, and the radiotelephone device B ends the call. I hear a busy tone saying "two to two." afterwards,
When the wireless telephone device B also performs the call end operation, the wireless telephone device B also enters the standby state.

[0026]

As described above, according to the first aspect of the present invention, when the communication partner sends a telephone number by operating the operating means, the partner telephone number is received and stored. Since it is configured to be stored in the means, when the wireless line cannot be connected, it is possible to automatically make a call by using the telephone number stored in the storage means, and even when an incoming call is received, it is possible to manually make the call. There is an effect that a wireless telephone device that can automatically re-call a communication partner who has been talking without making a call operation can be obtained.

According to the second aspect of the invention, when the transmission of the own telephone number is instructed during a call, the distance identification number at the time of calling is automatically selected, and the automatic selection is performed. If it is not possible, the distance identification number selected by the selecting means is added to the own telephone number, so that the own telephone number can be transmitted together with an appropriate distance identification number by an extremely simple operation. There is an effect that a wireless telephone device can be obtained.

[Brief description of drawings]

FIG. 1 is a block diagram showing a first embodiment of the present invention.

FIG. 2 is a front view and a side view showing a handset unit in the above embodiment.

FIG. 3 is a flowchart showing a processing flow of a handset control unit in the above embodiment.

FIG. 4 is a block diagram showing a second embodiment of the present invention.

5A and 5B are a front view and a side view showing a handset unit in the above embodiment.

FIG. 6 is a flowchart showing a processing flow of a handset control unit in the above embodiment.

FIG. 7 is an explanatory diagram showing state transitions when the wireless telephone device according to the first and second embodiments is used.

FIG. 8 is an explanatory diagram showing state transitions when the wireless telephone device according to the first and second embodiments is used.

FIG. 9 is a block diagram showing a conventional wireless telephone device.

[Explanation of symbols]

 1 Handset Section 3 Radio Equipment Section 6 Speaker 7 Microphone 11 Handset Control Section (Control Section) 25 Receiving Telephone Number Receiving Button (Operating Means) 28 Automatic Recall Memory Area (Storage Means) 29 Local Telephone Number Sending Button (Operating Means) 31 Transmission distance identification number selection switch (selection means)

Claims (2)

[Claims] 1. A wireless line is set up between the ground base station,
A radio unit that communicates with a communication partner through the speaker, a speaker that converts an electric voice signal from the radio unit into a voice, a microphone that converts a voice from a user into an electric voice signal, And a handset unit having a control unit for controlling processing of making a call to the communication partner and receiving an incoming call from the communication partner, the communication partner being in a call with the communication partner. An operation means for requesting the transmission of the telephone number of the above and a storage means for storing the telephone number sent from the communication partner in response to the request, and the wireless line is connected to the control section. When it becomes impossible, the wireless telephone device is provided with a function of making a call to the communication partner by using the telephone number stored in the storage means. 2. A wireless line is set up between the ground base station,
A radio unit that communicates with a communication partner through the speaker, a speaker that converts an electric voice signal from the radio unit into a voice, a microphone that converts a voice from a user into an electric voice signal, And a handset unit having a control unit for controlling processing of making a call to the communication partner and receiving a call from the communication partner, in a telephone call to the communication partner during a call. Is provided, and selection means for selecting a distance identification number to be transmitted together with the own telephone number is provided, and the control section is instructed to transmit the own telephone number by the operating means. Then, the distance identification number at the time of calling is automatically selected and added to the own telephone number. If the automatic selection is not possible, the distance identification number selected by the selecting means is called by the own telephone number. Add the number to the wireless line Radio telephone apparatus characterized by have a function of transmitting.