JP2002209238A - Key telephone system and communication method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a key telephone system and a communication method that enable prevention of unnecessary holding and transfer of an incoming call due to a replay by other person, when a callback comes from an called party to which a caller has made a call. SOLUTION: When a key telephone set 30 makes a call, the key telephone set 30 stores a caller telephone number in a storage circuit 22. When the key telephone set 30 makes a 1st priority destination request requiring a simple operation during a speech after the reply to an incoming call, the storage circuit 22 stores an extension number of the key telephone set 30 of the 1st priority destination to correspond to the caller telephone number. When the storage circuit 22 store the same caller telephone number as that included in the incoming call signal at the arrival of the incoming call after the end of speech, incoming ringer data are sent to the key telephone set 30 with an extension number equal to the 1st priority destination stored correspond to the stored telephone number to allow its own key telephone set 30 to receive a callback as the 1st priority destination when the callback comes from an opposite party to which the caller has made a call after the end of speech.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key telephone apparatus and a communication method, and more particularly to a button for realizing an individual incoming call for ringing a specific key telephone using a caller telephone number transmitted from a line when an incoming call is received. The present invention relates to a telephone device and a communication method.

[0002]

2. Description of the Related Art As a conventional key telephone apparatus for realizing an individual call for ringing a specific key telephone by using a caller telephone number transmitted from a line at the time of an incoming call, a conventional caller telephone number and an individual destination address are known. 2. Description of the Related Art A key telephone apparatus provided with a means for setting a key telephone in advance is known (Japanese Patent Laid-Open No. 11-027380). However, the above-described setting by the conventional device requires complicated system data registration from a specific key telephone, and it is not possible to flexibly set an individual destination during operation of the system. There is a problem that unnecessary hold / transfer occurs when a person other than the person answers the incoming call.

In order to solve the above-mentioned problem, a conventional key telephone apparatus is known which automatically sets a caller telephone number and a key telephone set which was most recently called as an individual destination (Japanese Patent Laid-Open No. 11-1999). 252600). Also, a key telephone apparatus is known in which, when an individual destination corresponding to a caller's telephone number is not set at the time of an incoming call, the user's own key telephone is set as a subsequent individual destination (see Japanese Patent Application Laid-Open No. HEI 9-163572). No. 11-155160).

[0004]

However, Japanese Patent Application Laid-Open No. H11-252600 and Japanese Patent Application Laid-Open No.
The conventional key telephone apparatus described in each of the Publication No. 0 has a problem that, when a return call is received from a calling party, another person responds to the incoming call and unnecessary hold or transfer occurs.

[0005] The present invention has been made in view of the above points,
It is an object of the present invention to provide a key telephone device and a communication method capable of preventing unnecessary holding and transfer due to an incoming call response of another person when a return call is received from a calling party.

[0006]

According to the present invention, there is provided a key telephone apparatus comprising a main device connected to a line and one or more key telephones connected to the main device. The key telephone set includes a transmission data output unit that outputs transmission data including a caller's telephone number when making a call, a ringing unit that sounds when receiving a call, and a request for requesting a first priority destination during a call after the call. Means for transmitting a call signal to the caller telephone number included in the call data when receiving the call data from the key telephone, and a call signal from the caller telephone number to the key telephone. Transfer means, a storage circuit, and a button for making a first priority destination request in association with a caller telephone number included in outgoing data based on a first priority destination request from a key telephone during a call. Control means for storing the extension number of the telephone set in the storage circuit, a detection circuit for detecting the caller telephone number included in the incoming signal when the call is received after the end of the call, and a storage circuit for inputting the caller telephone number from the detection circuit. When the first priority call destination corresponding to the same caller telephone number as the input caller telephone number is stored, the ringing tone data is transmitted to the key telephone of the extension number of the first priority call destination. And sound data transmitting means for transmitting.

According to the present invention, the extension number of the key telephone which made the first priority destination request is associated with the caller telephone number included in the outgoing data based on the first priority destination request from the key telephone during a call. When the first priority destination corresponding to the same caller telephone number as the caller telephone number included in the incoming call signal is stored in the storage circuit at the time of the call termination after the call, the extension of the first priority call destination is stored. Since the ringing tone data is transmitted to the key telephone of the number, when the caller returns after receiving the call, the own key telephone can be received as the first priority destination.

In order to achieve the above object, the present invention provides a dial telephone and a key telephone control circuit for generating and outputting dial data together with a dial button and a caller telephone number inputted by the dial button. The ringing means comprises a ringing circuit for detecting ringing data, and a speaker for ringing a ringtone in accordance with the ringing data detected by the ringing circuit. It is characterized by comprising a function button for requesting a destination.

Further, in order to achieve the above object, the present invention refers to a storage circuit when a caller telephone number is input from a detection circuit, and corresponds to a second telephone number corresponding to the same caller telephone number as the input caller telephone number. When the first priority destination is stored, display data transmitting means for transmitting display data of the caller telephone number to the key telephone having the extension number of the first priority destination, and display data from the display data transmitting means. And a display for displaying According to the present invention, it is possible to display the caller's telephone number included in the call-back incoming signal on the display of the key telephone set of the first priority destination.

In order to achieve the above object, a communication method according to the present invention is directed to a communication method for a key telephone device comprising a main device connected to a line and one or more key telephones connected to the main device. A method for making a call from any one of the key telephones to any first caller telephone number, and storing the caller telephone number in a storage circuit in the main device. And a second step of calling the first caller telephone number from the main unit to the line,
A third step of requesting a first priority destination from the key telephone during a call with the other party after the call; and a storage circuit corresponding to the first caller telephone number in accordance with the request of the first priority destination. The fourth storing the extension number of the key telephone of the request source
Step, a fifth step of detecting a second caller telephone number from an incoming signal inputted through the line after the end of the call with the other party after the call, and a second caller telephone call by referring to the storage circuit. A sixth step of determining whether a first caller telephone number having the same number as the number exists; and a step of determining whether a first caller telephone number having the same number as the second caller telephone number exists in the storage circuit. When judged in step 6,
A seventh step of performing an incoming call process on the extension number of the key telephone set stored as the first priority destination in the storage circuit in association with the first caller telephone number.

According to the present invention, the extension number of the key telephone which has made the first priority call destination request is associated with the caller telephone number contained in the outgoing data based on the first priority call destination request from the key telephone during a call. When the first priority destination corresponding to the same caller telephone number as the caller telephone number included in the incoming call signal is stored in the storage circuit at the time of the call termination after the call, the extension of the first priority call destination is stored. Since the ringing tone data is transmitted to the key telephone of the number, when the caller returns after receiving the call, the own key telephone can be received as the first priority destination.

[0012]

Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram showing an embodiment of a key telephone apparatus according to the present invention. In the figure, the key telephone device comprises a main device 20 and a key telephone 30.
Is a configuration for accommodating the line 30.

Main unit 20 has a line interface (I / F) circuit 21 for interfacing with line 30.
A caller telephone number detection circuit 22 for detecting a caller telephone number; a communication path circuit 23; a control circuit 24 for performing various controls; and a storage circuit 25 for storing an extension number in association with the caller telephone number. And a key telephone I / F circuit 26 for interfacing with the key telephone 30.

The control circuit 24 controls each circuit constituting the main unit 20, and transmits and receives data to and from the key telephone 30 through the key telephone I / F circuit 26. The caller telephone number detection circuit 22 detects a caller telephone number transmitted from the line 10 at the time of an incoming call through the line I / F circuit 21. The storage circuit 25 stores the transmitted telephone number and the extension number of the first priority destination key telephone according to the instruction of the control circuit 24.

The key telephone 30 has a main unit I / F circuit 3
1 and a call circuit 32 for performing signal processing of data to be transmitted and received
A telephone set control circuit 33, a ringing ringing circuit 34 that rings when an incoming call is received, a handset 35 that converts a transmission voice into a voice signal and converts a reception voice signal into a voice, a dial button 36, and a function button 37. , A display 38, and a speaker 39. The key telephone control circuit 33 generates and outputs outgoing data based on the input of the caller's telephone number by the dial button 36, and detects the press of the function button 37 and outputs the request data of the first priority destination. Main device 20 through device I / F circuit 31
To send and receive data.

Next, the operation of the embodiment of FIG. 1 will be described with reference to an explanatory diagram of an example of the storage table of FIG. 2 and a flowchart of FIG. In FIG. 1, when the dial button 36 is operated from the key telephone 30 to transmit, for example, to the telephone number "0312345678" of the other party (step S1 in FIG. 3), the key telephone control circuit 33 transmits the transmission data to the main device I / F. Main unit 20 through circuit 31
Send to

When main unit 20 receives the transmission data from key telephone 30 through key telephone I / F circuit 26, control circuit 24 controls line I under the control of control circuit 24.
/ F circuit 21 through the telephone number "031234567"
8 and the phone number "03123"
45678 "is stored in the storage circuit 25 (step S2 in FIG. 3).

After the other party answers, the caller presses the function button 37 of the key telephone 30 during a call to request that the key telephone 30 be turned back to be the first priority destination (step S3 in FIG. 3). , Key telephone control circuit 33
Transmits the return first priority incoming call setting data to the main device 20 through the main device I / F circuit 31. The control circuit 24 of the main device 20 receives the setting data from the key telephone 30 through the key telephone I / F circuit 26,
The extension number of the key telephone 30 is looped back and registered in the storage circuit 25 as a first priority destination in the storage circuit 25 in association with the transmitted telephone number (step S4 in FIG. 3).

FIG. 2 is an example of the above table stored in the storage circuit 25, and the caller telephone number "0312345"
678 ", the extension number of the key telephone 30 (referred to as" 30 "in FIG. 2) is registered as the first return destination.

After the end of the call, main device 20 monitors whether or not a return call is received from the calling party (step S5 in FIG. 3). When the return call is received, main telephone number transmitted from line 10 is transmitted. "0312345678"
Is detected by the caller telephone number detection circuit 22 (step S6 in FIG. 3). Then, the control circuit 24 refers to the storage circuit 25 and determines whether or not the return first priority destination corresponding to the caller telephone number “0312345678” detected by the caller telephone number detection circuit 22 is set ( Step S7 in FIG. 3).

Here, the storage circuit 25 stores the caller telephone number “0312” detected by the caller telephone number detection circuit 22.
As shown in FIG. 2, the key telephone 30 is set as the return first priority destination corresponding to “345678”, so that the control circuit 24 transmits the ringing data and the display data through the key telephone I / F circuit 26 to the button telephone. Telephone 3
Send to 0.

When the key telephone control circuit 33 in the key telephone 30 receives ringing data and display data from the main unit 20 through the main unit I / F circuit 31, it controls the ringing ringing circuit 34 to ring the speaker 39. And the display 38 displays the caller telephone number "031234567".
8 "is displayed (step S8 in FIG. 3).

On the other hand, when it is determined in step S7 that the return first priority destination corresponding to the caller's telephone number detected by the caller's telephone number detection circuit 22 is not set in the storage circuit 25 (from the calling party, , A normal incoming call is made (step S in FIG. 3).
9).

As described above, according to the present embodiment, it is possible to cause the key telephone 30 to have its first priority incoming call when a return call is received from the calling party by a simple operation of the key telephone 30. Accordingly, it is possible to prevent another person from performing unnecessary holding and transfer in response to the incoming call.

The present invention is not limited to the above-described embodiment. For example, main device 20 may be connected to a plurality of key telephones.

[0026]

As described above, according to the present invention,
Based on a simple operation of the first priority destination request from the key telephone during a call, the caller telephone number and the extension of the first priority destination key telephone are stored in the storage circuit, and the incoming call is terminated after the call is over. The call is terminated by sending ringing tone data to the key telephone of the extension number of the first priority destination stored corresponding to the caller phone number included in the incoming signal. When a return call comes in from the other party who made the call later, his / her key phone is set as the first priority destination, so when the return call arrives, another person answers the call and unnecessary hold or transfer occurs. Can be prevented from occurring.

[Brief description of the drawings]

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

FIG. 2 is a diagram illustrating an example of a table stored in a storage circuit in FIG. 1;

FIG. 3 is a flowchart for explaining the operation of the embodiment of the present invention;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 line 20 main apparatus 21 line I / F circuit 22 caller telephone number detection circuit 23 communication path circuit 24 control circuit 25 storage circuit 26 button telephone I / F circuit 30 button telephone 31 main apparatus I / F circuit 32 communication circuit 33 button Telephone control circuit 34 Incoming ringing circuit 35 Handset 36 Dial button 37 Function button 38 Display 39 Speaker

Continued on the front page F term (reference) 5K024 AA02 AA62 CC04 DD01 EE04 FF03 GG01 GG03 5K036 AA12 BB01 EE12 JJ03 JJ05 KK09 5K049 AA15 BB05 BB17 CC11 EE01 EE02 FF01 FF32 KK02 KK12 5K05A03 A03

Claims (6)

[Claims] 1. A key telephone device comprising a main device connected to a line and one or more key telephones connected to the main device, wherein the key telephone sets a caller's telephone number when making a call. Outgoing data output means for outputting outgoing data including, ringing means for sounding when receiving an incoming call, requesting means for requesting a first priority destination during a call after outgoing, said main device, said button When receiving the outgoing data from the telephone, transmitting means for making a call to the caller telephone number included in the outgoing data, transfer means for transferring a call signal from the caller telephone number to the key telephone, A storage circuit, and a button that makes the first priority destination request in association with a caller telephone number included in the outgoing data based on the first priority destination request from the key telephone during a call Control means for storing an extension number of a talker in the storage circuit, a detection circuit for detecting a caller telephone number included in an incoming signal at the time of an incoming call after the end of the call, and a detecting circuit for inputting the caller telephone number from the detection circuit. Referring to the storage circuit, when the first priority destination corresponding to the same caller telephone number as the input caller telephone number is stored, the key telephone of the extension number of the first priority destination And a ringing data transmitting means for transmitting ringing ringing data. 2. The transmission data output means comprises a dial button and a button telephone control circuit for generating and outputting the transmission data together with the caller telephone number inputted by the dial button, and the ringing means comprises: An incoming call ringing circuit that detects the ringing data, and a speaker that sounds a ringtone according to the ringing data detected by the incoming call ringing circuit, wherein the requesting means requests a first priority destination during a call after calling. 2. The key telephone apparatus according to claim 1, wherein the key telephone apparatus comprises a function button for performing the function. 3. The first priority call destination corresponding to the same caller telephone number as the input caller telephone number is stored by referring to the storage circuit when the caller telephone number is input from the detection circuit. Display data transmitting means for transmitting the display data of the caller telephone number to the key telephone of the extension number of the first priority call destination, and a display for displaying the display data from the display data transmitting means. 3. The key telephone device according to claim 1, further comprising a telephone. 4. A key telephone device comprising a main device connected to a line and one or more key telephones connected to the main device, wherein the main device has an interface with the line. A first interface circuit for performing a call, a caller telephone number detection circuit for detecting a caller telephone number transmitted from the line at the time of an incoming call through the first interface circuit, and an interface between the key telephone. A second interface circuit, a communication path circuit connected between the first and second interface circuits, and each of the circuits constituting the main device, controlling the key telephone through the second interface circuit; A control circuit for transmitting and receiving data, and, according to the instructions of the control circuit, a caller's telephone number transmitted and an extension number of a key telephone set of a first priority destination. The key telephone set includes: a third interface circuit for performing an interface with the main device; a ringing means for ringing when an incoming call is received; A handset for converting the received voice signal into voice, a function button used when requesting the first priority destination during a call, and a signal processing device connected between the third interface circuit and the handset. And a dial button for inputting the caller's telephone number, generating and outputting outgoing data based on the caller's telephone number input of the dial button, detecting pressing of the function button, and detecting the first priority. A key telephone control circuit for outputting request data of a destination and transmitting / receiving data to / from the main unit through the third interface circuit; Key telephone system which is characterized in that that. 5. The control circuit in the main device refers to the storage circuit when inputting the caller telephone number from the caller telephone number detection circuit, and the caller telephone number input from the key telephone. When the first priority destination corresponding to the same caller telephone number is stored, a function of transmitting display data of the caller telephone number together with ringing data to the key telephone of the first priority receiver is provided. 5. The key telephone apparatus according to claim 4, further comprising: a display for displaying the display data while activating the ringing means based on the ring data. 6. A communication method for a key telephone device comprising a main device connected to a line and one or more key telephones connected to the main device, wherein any one of the key telephones is provided. A first step of making a call from a key telephone to an arbitrary first caller telephone number; storing the caller telephone number in a storage circuit in the main device; A second step of transmitting a call from the main device to the line, a third step of requesting a first priority destination from the key telephone during a call with the other party after the transmission, and the first priority reception A fourth step of storing the extension number of the requesting key telephone in association with the first caller telephone number in the storage circuit in accordance with the previous request; and Input through line A fifth step of detecting a second caller telephone number from the incoming call signal to be received, and the first caller telephone number having the same number as the second caller telephone number exists with reference to the storage circuit. A sixth step of determining whether or not the first caller telephone number having the same number as the second caller telephone number exists in the storage circuit; And performing a receiving process on an extension number of the key telephone stored in the storage circuit as the first priority destination in association with the first caller telephone number. Communication method.