JP2000228695A - Telephone terminal device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a number transmission terminal device capable of performing outside line transmission without being aware of an outside line transmission special number in a private branch exchange. SOLUTION: When outside line transmission is performed through a cordless telephone master unit connected to a private branch exchange having an outside line transmission special number, the identification information for a connectable cordless telephone master unit and outside line transmission special number information for performing outside line transmission from the cordless telephone master unit are made to correspond to each other and stored preliminarily in a storing part in a terminal device, and whether the terminal device of a self-device now exists within the speech communication range of the cordless telephone master unit stored in the storing part is decided, and when it exists the outside line special number information stored in the storing part is read, the telephone number of the other party is added to the outside line special number information and outside line transmission is performed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a telephone system connected to a private branch exchange via a radio line,
The present invention relates to a telephone terminal device capable of making a dial call to a public line via the private branch exchange.

[0002]

2. Description of the Related Art In recent years, PHS terminals have become widespread as portable terminals, but PHS terminals can not only be directly connected to a public base station but also connected to a PHS base unit connected to a general subscriber line like a conventional cordless telephone. It is known that connection can be selectively performed, and when the terminal is located in a place where both the public base station and the base unit can be connected, the connection with the base unit is prioritized.

[0003] When an outside line is transmitted from a telephone (generally called an extension telephone) connected to a private branch exchange, a special number unique to the private branch exchange is transmitted, and then a desired external line number is transmitted to communicate with the outside line. It is known to be possible. In this case, the outside line calling special number is unique,
For example, the outside line transmission special number is "0" at a certain office, and "9" at another office.

In the case where a portable PHS terminal is used as an extension in a business establishment and frequently travels to and from different business establishments, if the PHS terminal is located at a place where it can be connected to the parent equipment in the business establishment, the PHS terminal will As a result, it is necessary to input the outside line transmission special number of the private branch exchange provided at the business office, which has a problem that the operation is complicated.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has as its object to provide a telephone terminal device capable of making an outside line without being conscious of the outside line special number of the private branch exchange. Is what you do.

[0006]

SUMMARY OF THE INVENTION The present invention is a telephone terminal device connected to a telephone device connected to a private branch exchange via a radio line and capable of dialing out to a public line via the private branch exchange. A plurality of identification information unique to each telephone device are stored, and the number information for outgoing calls in the private branch exchange to which each telephone device is connected is stored in a wireless connection with storage means in which the number information is stored in association with the identification information. Means for adding the corresponding number information stored in the storage means to the telephone number information to be dialed based on the identification information of the telephone device and transmitting the information to the telephone device.

A telephone terminal device connected via a wireless line to a telephone device connected to a private branch exchange and capable of dialing out to a public line via the private branch exchange,
When storing a plurality of identification information unique to each telephone device, the number information for outside line transmission in the private branch exchange to which each telephone device is connected is stored in association with the identification information, It is characterized by comprising means for determining whether or not the identification information of the wirelessly connected telephone device is stored in the storage means, and means for making a dial call based on the determination result of the determination means.

When the determination means determines that the identification information is stored in the storage means, the dial transmission means dials the number information corresponding to the identification number stored in the storage means. It is characterized in that it is transmitted to the telephone number in addition to the power telephone number information.

[0009]

FIG. 1 is a block diagram showing an embodiment of the present invention.
This will be described with reference to FIGS.

FIG. 1 is a block diagram for explaining a first embodiment according to the present invention.

In FIG. 1, reference numeral 11 denotes wireless communication with a public base station and a PHS base unit (hereinafter referred to as a base unit) connected to a subscriber telephone line or an extension of a private branch exchange in a business office. Antenna. Reference numeral 12 denotes a wireless signal processing unit that modulates and demodulates a wireless signal. Reference numeral 13 denotes a microphone for inputting voice. Reference numeral 14 denotes a speaker that outputs sound. Reference numeral 15 denotes an audio processing unit that converts a digital signal into audio and outputs the audio to the speaker 14 and converts audio input from the microphone 13 into a digital signal. Reference numeral 16 denotes an input unit for inputting a telephone number or the like constituted by a numeric keypad or the like. Reference numeral 17 denotes a display unit configured by an LCD or the like and displaying a telephone number and the like input from the input unit 16. Reference numeral 18 denotes call mode information, base unit selection mode information, identification code information of a base unit to which the own PHS terminal can be connected, and outside line transmission special number information for transmitting an outside line when connected to the extension of a private branch exchange in a business office. And the like. 19 is CPU
And a control unit that controls the entire PHS terminal.

FIG. 2 is a schematic diagram schematically showing the information stored in the storage unit 18. The identification code information of the base unit and an outside line are transmitted when the line is connected to the extension of the private branch exchange in the office. The storage structure of special number information for the following is shown. In the present embodiment, it is assumed that three types of information of the parent device are stored in advance by a parent device registration operation from the input unit 16 of the PHS terminal. That is, the master unit of CS-ID1 is associated with master unit selection mode 1, the master unit of CS-ID2 is associated with master unit selection mode 2, and the master unit of CS-ID3 is associated with master unit selection mode 3. Is remembered. The CS-ID is unique identification information for identifying the master unit.

In each parent device selection mode, C
The outside line transmission special number of the private branch exchange to which the master unit indicated by the S-ID is connected is stored in advance by being input from the input unit 16 of the PHS terminal. Here, C
The master unit of D-ID1 (master unit selection mode 1) is directly connected to a subscriber telephone line of a general home or the like, and has a CD-ID2.
The master unit (master unit selection mode 2) is a private branch exchange requiring the outside line transmission special number "0", and the master unit of CD-ID3 (master unit selection mode 3) is a private branch exchange requiring the outside line transmission special number "9". It is assumed that they are connected. Therefore, nothing is stored as originating special number information in master unit selection mode 1, "0" is stored in master unit selection mode 2, and "9" is stored in master unit selection mode 3. That is, there is no special number in the base unit selection mode 1, that is, a case where the telephone number is transmitted without any information added to the desired telephone number input from the input unit 16. In the base unit selection mode 2, a special number “0” is added to the desired telephone number input from the input unit 16 and a telephone number is transmitted, and in the base unit selection mode 3, the desired telephone number input from the input unit 16 is input. This indicates that a telephone number is transmitted with a special number “9” added to the telephone number.

Next, a telephone number transmitting operation according to the first embodiment of the present invention will be described with reference to FIGS.

FIG. 3 is a state transition diagram showing the state transition in the telephone number transmission operation in the first embodiment.

FIG. 4 is a flow chart showing a process of adding a special number to the dialed number when the dial operation is completed in the dial operation state 31 and the state is shifted to the calling state 33 in the state transition diagram of FIG. .

FIG. 5 is a state transition diagram of FIG. 3 in which messages are transmitted and received between the PHS terminal (PS in the figure) during terminal state transition and the public base station or the master unit (CS in the figure). It is a sequence diagram showing a signal.

In the standby state 31, the input unit 16
When a dial operation is performed by inputting numeric keys from the keypad, a transition is made to the dialing operation state 32, and the dialing operation state is repeated until the user inputs the desired number of digits (the destination telephone number). Dial operation, in addition to numeric keypad,
The other party's telephone number can be input by using a speed key, a telephone directory key, or a redial key. Further, the other party's telephone number input in the dial operation state 32 is sequentially displayed on the display unit 17 so that the user can confirm the input number.

When the user finishes inputting the other party's telephone number, the user presses the call key, and the special number adding process state 33 is displayed.
Transitions to

Hereinafter, the special number adding process in the special number adding process state 33 will be described with reference to FIG. 4. The public mode is a mode in which the PHS terminal is directly connected to the public base station, and the self-service mode is a mode in which the PHS terminal is connected to the base unit. This is the connected mode.

The control unit 19 determines the communication mode of the PHS terminal in step S41.
Proceeding to step S42, it is determined which of the public base station and the parent device can be connected. In step S42, it is determined whether the PHS terminal can be connected to the public base station or the base unit, that is, whether the own PHS terminal is located in the communication area of the public base station or the base unit is determined by a link channel establishment request (sequence). 5
In the message transmission / reception of 1) and the link channel establishment assignment (sequence 52) (see FIG. 5), the judgment is made based on the destination identification code included in the message. Message transmission / reception (see FIG. 5) of each sequence is transmitted from the control unit 19 via the radio signal processing unit 12 and the antenna 11, and reception is transmitted to the control unit 19 via the antenna 11 and the radio signal processing unit 12. At this time, the connection with the master unit is established in the storage unit 18
It is possible to connect only to the master unit having the CS-ID stored therein. In other words, even if the mobile terminal is within the communication range of the base unit having the CS-ID not stored in the storage unit 18, the base unit is not connected.

In the public / private mode, when the own PHS terminal is within the communication area of both the public base station and the master unit, a link channel establishment request (sequence 51) and a link channel establishment assignment (sequence 52) ) Is repeated, and by receiving both the message including the arrival identification information of the public base station and the message including the arrival identification information of the base unit, it is determined whether or not both the base station of the public base station and the base unit can be connected. When connection is possible with both the base station and the public base station, the connection with the base unit is prioritized.

If it is determined in step S42 that connection with the master unit is possible, the process proceeds to step S43, and if it is determined that connection with the public base station is performed, the process proceeds to step S47.

In step S43, the outside line transmission special number corresponding to the CS-ID stored in the storage unit 18 is read, and the flow advances to step S44.

In step S44, step S43
It is determined whether or not the outside line transmission special number read in is stored. If there is an outside line transmission special number, the process proceeds to step S45. If there is no outside line special number (for example, if it is CD-ID1)
Proceeds to step S47.

In step S45, at the beginning of the number digit area of the called number information element included in the message of call setting (sequence 53) (see FIG. 5), step S4
3 sets the outside line transmission special number read from the storage unit 18 and stores the dialing operation state 3 in the following number digit area.
The other party's telephone number input in step 2 (see FIG. 3) is sequentially set one digit at a time, and the process proceeds to step S46.

FIG. 6 shows a call setup (sequence 53) (FIG. 5).
5) is a schematic diagram showing an example of a destination telephone number set in a number digit area of a called number information element included in a message of the PHS terminal. If the phone number is "012-345-
6789 ".

As shown in FIG. 6, an outside line transmission special number "0" is added to the head of the number digit area, and "0012".
3456789 ".

In step S46, a message of the call setting (sequence 53) (see FIG. 5) including the number digit area is transmitted to the CS (master), and the state transits to the calling state 34 (see FIG. 3). .

In step S47, the dialing operation state 32 (see FIG. 3) is input to the number digit area of the called number information element included in the call setting (sequence 53) (see FIG. 5) message. The called party's telephone numbers are set one by one digit by one digit, and the flow advances to step S46 to transmit a call setting (sequence 53) (see FIG. 5) message including the number digit area to the CS, and the calling state 34
(See FIG. 3).

FIG. 7 is a schematic diagram showing an example of the other party telephone number set in the number digit area of the called number information element included in the call setting (sequence 53) (see FIG. 5) message, similarly to FIG. In the figure, the PHS terminal is CS-ID1
Can be connected to the master unit indicated by
2-345-6789 ".

As shown in FIG. 7, only the telephone number "012345789" of the other party is set in order.

On the other hand, if it is determined in step S41 that the communication mode of the PHS terminal is the private mode, the connection is established only with the master unit, so that a link channel establishment request (sequence 51) and a link channel establishment assignment (sequence 51) are made. In the message transmission / reception in sequence 52) (see FIG. 5), based on the destination identification code included in the message, only the master unit having the CS-ID stored in the storage unit 18 is connected, and the process proceeds to step S43. Then, the same processing as in step S43 and thereafter is performed. In other words, even if the mobile terminal is within the communication range of the base unit having the CS-ID not stored in the storage unit 18, the base unit is not connected.

If it is determined in step S41 that the communication mode of the PHS terminal is the public mode, a link channel establishment request (sequence 51) and a link channel establishment The message transmission / reception in (sequence 52) is performed, and step S
Proceeding to step S47, the same processing as in step S47 and thereafter is performed.

Next, when the special number addition processing state 33 ends, the state transits to the calling state 34, the message of the call setting acceptance (sequence 54) and the call (sequence 55) are transmitted and received, and the state transits to the calling state 35. . In the ringing state 35, a ringing tone (RB) is sent from the CS to the PHS terminal (PS).
T: A ring back tone (sequence 56) is transmitted (see FIG. 5).

When a response (sequence 57) message is received in the calling state 35, the state transits to the talking state 36, and communication between the CS and the PHS terminal (PS) becomes possible (sequence 58) (FIG. 5). reference).

FIG. 8 is a state transition diagram showing a state transition in a telephone number transmission operation according to the second embodiment. The block diagram of the PHS terminal used in the first embodiment, a schematic diagram schematically showing information stored in the storage unit 18, a flowchart showing a process for adding a special number to a dial number, a PHS terminal and a public Sequence diagram showing a message signal transmitted / received to / from a base station or a base station, and a schematic diagram showing an example of a destination telephone number set in a number digit area of a called number information element included in a call setup message (FIG. 1, FIG. 2, and FIG. 4 to FIG. 7).

In the standby state 31, the input unit 16
When the dialing operation is performed by inputting the numeric keypad, the state transits to the dialing operation state b37, and repeats the dialing operation state b until the user inputs the desired number of digits (the destination telephone number). Further, the other party's telephone number input in the dial operation state b37 is sequentially displayed on the display unit 17, and the user can confirm the input number.

When the user finishes inputting the other party's telephone number, the user presses the call key to connect only to the public base station.
1) and transmission / reception of the link channel establishment assignment (sequence 52), and the destination input in the dialing operation state b37 in the number digit area of the called number information element included in the call setting (sequence 53) message. The telephone numbers are sequentially set digit by digit, and the flow advances to step S46 to set up a call including a number digit area (sequence 5).
3) The message (see FIG. 5) is transmitted to the CS, and the state transits to the calling state 34. At this time, the destination telephone number input by the user through the dial operation is “012-345-67”.
When it is "89", only "012345789" is set in the number digit area as shown in FIG.

In the standby state 31, when a dial operation is performed from the input unit 16 using the speed key, the telephone directory key, or the redial key, the dial operation state a3
Transition to 2.

In the dialing operation state a32, the other party's telephone number input by the speed key, the telephone directory key, and the redial key is displayed on the display section 17, and the user can confirm the input number. When the user finishes inputting the other party's telephone number, the user depresses the call key, thereby transiting to the special number addition processing state 33. From the special number addition processing state 33 to the busy state 36, which is the subsequent state transition, the same processing as the state transition same number in the telephone number transmission operation in the first embodiment shown in FIG. Do.

As described above, according to the second embodiment of the present invention, when the PHS terminal is within the range of the master unit connected to the private branch exchange requiring the outside line special number transmission, the ten key is changed from the idle state. By directly inputting, it is possible to use extension calling and other special number services other than the outside line special number transmission provided by the private branch exchange.

As described above, according to the present invention, the user is not conscious of the judgment of each of the public / private modes, and furthermore, it is determined whether or not the base unit is connected to the private branch exchange which requires the transmission of an outside line special number. The dial operation can be performed by the same operation without the user being conscious, and a complicated operation is not required.

[0044]

According to the present invention, the user does not need to be aware of the judgment of the public / private mode, and furthermore, it is possible to determine whether or not the base unit is connected to a private branch exchange which requires an outside line special number transmission. The dial operation can be performed by the same operation without the user being conscious, and a complicated operation is not required.

[Brief description of the drawings]

FIG. 1 is a block diagram of a PHS terminal for describing an embodiment of the present invention.

FIG. 2 is a schematic diagram schematically showing information stored in a storage unit 18.

FIG. 3 is a state transition diagram showing a state transition in a telephone number transmission operation according to the first embodiment.

FIG. 4 is a flowchart showing a process for adding a special number to a dial number.

FIG. 5 is a sequence diagram showing message signals transmitted and received between a PHS terminal (PS) and a public base station or a parent device (CS).

FIG. 6 is a schematic diagram showing a destination telephone number set in a number digit area of a called number information element included in a call setting message.

FIG. 7 is a schematic diagram showing a destination telephone number set in a number digit area of a called number information element included in a call setting message.

FIG. 8 is a state transition diagram showing a state transition in a telephone number transmission operation according to the second embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Antenna 12 Radio signal processing part 13 Microphone 14 Speaker 15 Audio processing part 16 Input part 17 Display part 18 Storage part 19 Control part

 ──────────────────────────────────────────────────続 き Continuing on the front page F term (reference)

Claims (3)

[Claims] 1. A telephone terminal device connected via a wireless line to a telephone device connected to a private branch exchange and capable of dialing out to a public line via the private branch exchange, wherein the telephone terminal device is unique to each telephone device. Storage means for storing a plurality of pieces of identification information and for storing telephone number information for outgoing calls in the private branch exchange to which each telephone apparatus is connected, based on the identification information of the wirelessly connected telephone apparatus; Means for adding the corresponding number information stored in the storage means to the telephone number information to be dialed and transmitting the information to the telephone apparatus. 2. A telephone terminal device which is connected via a wireless line to a telephone device connected to a private branch exchange and is capable of dialing out to a public line via the private branch exchange. Storage means for storing a plurality of identification information, and for storing external line transmission number information in the private branch exchange to which each telephone apparatus is connected in association with the identification information; A telephone terminal device comprising: means for determining whether or not the identification information is stored in the storage means; and means for making a dial call based on the determination result of the determination means. 3. When the determining means determines that the identification information is stored in the storage means, the dial transmitting means dials the number information corresponding to the identification number stored in the storage means. 3. The telephone terminal device according to claim 2, wherein the telephone terminal device transmits the telephone number to the telephone number in addition to the telephone number information to be transmitted.