JP3958291B2 - Button telephone device with a function to prevent forgetting to transfer - Google Patents

Description

  The present invention relates to a key telephone apparatus comprising a key telephone main apparatus that accommodates one or more external lines and a plurality of extensions, and a plurality of button telephones connected to the internal lines. Or / and an outside line incoming call history by receiving the caller's phone number) With a calling function, especially when terminating an outside line during a call on a key telephone, forget to transfer it to another key telephone and do not perform a hold operation The present invention relates to a button telephone device that can automatically reconnect to a partner who is on the outside line when on-hook.

  Conventionally, this type of key telephone device has forgotten to transfer to another key telephone when the key telephone during an external line call ends, and goes on-hook without holding operation, and the external line is disconnected. In order to prevent this, a user of a key telephone during an outside line call can hold automatically at the end of the call or automatically transfer to another key telephone by operating the dial or function button in advance. Yes (see, for example, Patent Document 1).

However, in general, a user of a key telephone (first button telephone) during an external line call asks a user of another key telephone (second button telephone) that he / she wants to transfer an external line to If you are concentrating on the call, you should be able to dial and use the keypad phone (the first button phone) during an outside line call. I often forget to operate buttons.
Japanese Patent No. 3093681

  The problem to be solved by the present invention is that in the above-described conventional key telephone device, the user of the key telephone (first key telephone) during an outside line call forgets to operate the dial and function buttons in advance. If this happens, the outside line will be disconnected when the call is finished, but the outside line will be automatically reconnected.

In order to solve the above-mentioned problems, the present invention provides a key telephone device comprising a key telephone main device that accommodates one or more external lines and a plurality of extensions, and a plurality of key telephones connected to the extension, Includes a reservation operation unit and an external line selection operation unit, and the key telephone main unit continues the operation of the reservation operation unit while the first button telephone is in an external line call and the second button telephone is in a standby state. Reservation information storage means for storing call reservation information when detecting that the first button telephone has operated the external line selection operation unit for selecting an external line during a call, and the first button telephone is an external line When call reservation information is stored in the reservation information storage means when the call is ended, a call control means for calling the second button telephone for a predetermined time; and And so and a calling control means for automatically call a contact of the outer wire when responding within.

Further, according to the present invention, the key telephone main unit is provided with a call time monitoring means for stopping a call when the key telephone is not answered even if the key telephone is called for a predetermined time. Furthermore, the present invention is characterized in that the audible sound for calling the second button telephone is a word by voice synthesis.

  The external line disclosed in the present invention includes a general public line, an IP telephone carrier line, a dedicated line, a private line, a wireless line such as a mobile phone, and the like.

  According to the present invention, it is possible to make a reservation for a call with the will (operation) of the user of the second button telephone that the user wants to replace the telephone instead of the user of the first button telephone during an outside line call. You can talk to an outside line. In addition, since the call is sent from here, there is no burden of calling charges on the outside line partner.

  Further, since the audible sound for calling the second button telephone is a word by voice synthesis, it is easy to distinguish from other ringtones (for example, external line ringtones and extension line ringtones), and convenience is improved.

  Hereinafter, embodiments of the present invention will be described. In the following embodiments, a button telephone main apparatus and a wired button telephone connected to the button telephone main apparatus will be described as examples of the button telephone apparatus. However, the present invention is not limited to this. For example, a wireless button telephone can be used instead of a wired button telephone. In addition, the present invention may be implemented not only with a key telephone apparatus but also with a private branch exchange that accommodates the key telephone.

  FIG. 1 is a schematic configuration diagram of a key telephone main device 10 and a key telephone 20 constituting a key telephone device according to the present invention. FIG. 2 is a functional block diagram of the central control unit 11 and the storage unit 16 of the key telephone main device 10 according to the present invention. FIG. 3 is a process flowchart in the central control unit 11 of the key telephone main device 10 according to the present invention.

  First, an outline of the configuration of the key telephone main device 10 and the key telephone 20 constituting the key telephone device will be described with reference to FIG. The key telephone apparatus includes a key telephone main apparatus 10 that accommodates one or more external lines and a plurality of extensions, and a plurality of key telephones 20-1 to 20-n connected to the key telephone main apparatus 10.

  The key telephone main device 10 includes a central control unit 11, a speech path switch 12, one or more external line circuits 13-1 to 13-n, a voice synthesis unit 14, and a plurality of extension circuits 15-1 to 15-n. And a storage unit 16.

  The central control unit 11 analyzes and determines input information (including information from the key telephone 20) from each circuit of the key telephone main device 10, performs input / output of information to the storage unit 16, and controls each circuit.

  The communication path switch 12 performs exchange processing (connection between an external line and an internal line, connection to an internal line and an external line of a voice synthesizer, etc.) in the key telephone main device 10.

  The external line circuits 13-1 to 13-n are interface circuits connected to the external line.

  The voice synthesizer 14 is a circuit that sends a voice-synthesized word (for example, “call a reserved outside line”) via the speech path switch 12 as an audible sound for calling the second button telephone. In this embodiment, the sound obtained by voice synthesis is used as the audible sound. However, this voice may not be synthesized for each phrase but may be recorded in advance as a series of messages. Listening sound may be used.

  The extension circuits 15-1 to 15-n are interface circuits for communicating voice data and control data with the key telephones 20-1 to 20-n.

  The storage unit 16 stores call reservation information for the second button telephone, in addition to the function as a normal storage unit.

  The key telephone 20 also includes a control unit 21, a data transmission / reception circuit 22, a voice processing unit 23, a handset 24, a speaker 25, a dial key 26, an outside line key 27, a function key 28, and an LCD display. The device 29 is configured.

  The control unit 21 analyzes and determines input information from each circuit in the key telephone 20 and controls each circuit.

  The data transmission / reception circuit 22 is an interface circuit for communicating voice data and control data with the key telephone main device 10 via an extension.

  The voice processing unit 23 controls voice digital / analog conversion, analog / digital conversion, call path switching with the handset 24, the speaker 25, and the like in the key telephone 20 and volume.

  The handset 24 is a handset for performing transmission and reception during a general call.

  The speaker 25 is normally used for sending a ringtone or receiving a loud sound from the speaker, and makes a call reservation and outputs an audible sound for calling the second button telephone when the first button telephone ends.

  The dial key 26 is a means for inputting a telephone number, and is also used as an input means for various settings. In this embodiment, the operation for making a call reservation for an outside line during a call by the first button telephone will be described using a “reservation” button included in the function key 28 (described later), but instead of the “reservation” button. For example, a “#” dial may be used.

  The outside line key 27 is a plurality of buttons for selecting an outside line to be used from a plurality of outside lines. The outside line key 27 can be provided with an LED indicator 271 indicating that the outside line has been selected.

  The function key 28 is a “hold” button, a “loud reception” button, a “setting” button, and a first button telephone which are generally used in a button telephone device, and are used for an operation for reserving a call on an outside line during a call. “Reservation” button, etc. (each button is not shown). In this embodiment, as an operation procedure for making a call reservation for an outside line in which the first button telephone is in a call, for example, when the second button telephone is in a standby state, for example, the “reservation” button is pressed and the outside line key 27 to be continuously reserved is set. However, instead of the outside line key 27, the outside line number may be replaced with the dial key 26 (for example, when the outside line 1 is to be reserved, the dial “1” is pushed). Alternatively, the “reservation” button may be pressed, and then the extension number of the first button telephone may be pressed using the dial key 26. The function key 28 may be provided with an LED indicator 281 indicating that the function key has been selected.

  The LCD display 29 displays a telephone number, a call time, and the like. In addition, while sending an audible sound for calling the second button telephone, which is sent when a call is reserved and the first button telephone is finished, a visual display such as “retransmission of reserved outside line” is displayed. Do.

  As described above, the extension circuit 15 of the key telephone main device 10 and the data transmission / reception circuit 22 of the key telephone 20 can be connected by wire or may be connected wirelessly.

  Next, the functional configuration of the central control unit 11 and the storage unit 16 of the key telephone main device 10 according to the present invention will be described with reference to FIG. In the key telephone main device 10, the central control unit 11 includes at least an outside line circuit control means F40, a voice synthesis control means F41, a speech path control means F42, a data transmission / reception means F43, a reception analysis means F44, and a call control. Means F46, paging time monitoring means F47, transmission control means F48, and history transmission means F49 are provided, and the storage unit 16 is provided with reservation information storage means F45.

  The outside line circuit control means F40 has a function of controlling the outside line transmission and the outside line arrival, and issuing an instruction to place the outside line circuit 13 in a transmission state when receiving a notification from the history sending means F49.

  The voice synthesis control unit F41 has a function of instructing the voice synthesis unit 14 of a combination of voice phrases (for example, “call a reserved outside line”) by a notification from the call control unit F46. In addition, the voice synthesizing unit 14 is stopped by a notification from the calling time monitoring unit F47.

  The speech path control means F42 instructs the speech path switch 12 to connect the extension circuit 15 corresponding to the second button telephone and the voice synthesizer 14 in response to the notification from the call control means F46. With the notification from F47, the communication path switch 12 is instructed to open the extension circuit 15 and the voice synthesizer 14 corresponding to the second button telephone.

  The data transmission / reception means F43 notifies the reception analysis means F44 of the data received from the key telephone 20 via the extension circuit 15. Also, the speaker operation information and visual display information (for example, “Reschedule outside line re-transmission” is displayed on the LCD display 29) are notified via the extension circuit 15 corresponding to the second button telephone. Send to the key telephone 20. Further, it has a function of sending speaker stop information and visible display stop information to the key telephone 20 via the extension circuit 15 corresponding to the second key telephone in response to the notification from the calling time monitoring means F47.

  The reception analysis means F44 analyzes the data received from the key telephone 20 notified from the data transmission / reception means F43, and when detecting that the first key telephone is on-hook during an external line call, the call control means F46 is terminated with the external line call. Notify the story. Further, when it is detected that the second button telephone is in a standby state and the “reservation” button is pressed and the outside line key 27 to be reserved is continuously pressed, the call reservation information is stored in the reservation information storage means F45 of the storage unit 16. Although not shown, a general method is to turn on the LED indicator 281 provided in the “reservation” button to display that the reservation has been made. Further, it has a function of notifying the outgoing call control means F48 when it detects that the second telephone has answered the call. When it is detected that the second button telephone has performed an operation for canceling the reservation reservation or transfer reservation (for example, pressing of the “reservation” button), it is stored in the reservation information storage means F45 of the storage unit 16 as reservation cancellation information. It has a function of deleting the reserved information and turning off the “reservation” button that has been lit. Further, when it is detected that the first key telephone has held or transferred an outside line during a call, the same processing is performed with the reservation cancellation information.

  The reservation information storage means F45 is means for storing call reservation information. The call reservation information includes, for example, for each outside line, the other party's telephone number when the outgoing call is in progress, or the incoming caller's telephone number when the incoming call is received, and the reserved second number. Contains the extension number of the key telephone (may be extension accommodation position information). Further, the reservation information is erased by the reservation cancellation information from the reception analysis means F44.

  When notified of the end of the external line call from the reception analysis means F44, the call control means F46 refers to the reservation information storage means F45 to determine whether the call reservation information is stored, and the reservation information is stored. If not, the process ends (takes over the outside line end process). If call reservation information is stored, it is determined whether the second key telephone can be called. If the call cannot be made, the process is terminated (takes over a known outside line end process). If the call can be made, the data transmission / reception means F43 is notified of the speaker operation information and visual display information (for example, “reserved outside line retransmission” is displayed on the LCD display 29) to the second button telephone. In addition, the communication path control means F42 is notified of connection of the communication path between the second key telephone and the voice synthesizer 14. Furthermore, the voice synthesis control means F41 is notified of the audible sound transmission to the second button telephone. After performing these processes, it has a function of notifying the calling time monitoring means F47 that the calling is in progress.

  Call time monitoring means F47 starts a call time monitoring timer (for example, 15 seconds) for the second button telephone when notified by the call control means F46 that a call is being made. The ringing time monitoring timer receives notification of the second button telephone response from the call control means F48 or when the ringing time monitoring timer expires, the data transmission / reception means F43 stops the speaker and the visual display stop information to the second button telephone. Notify sending of. In addition, the communication path control means F42 is notified of the opening of the communication path between the second key telephone and the voice synthesizer 14. Further, it has a function of notifying the voice synthesis control means F41 of the stop of voice.

  When the transmission control means F48 receives a notification from the reception analysis means F44 that the second button telephone has responded to the call, the call control means F48 notifies the call time monitoring means F47 of the response, and stores the response to the history transmission means F49 in the reservation information storage means F45. The extension number of the second button telephone (which may be the extension accommodating position) and the telephone number of the outside line (the other party telephone number that the first button telephone made an outside line call or the caller telephone number received when the outside line arrives) It has a function to notify.

  The history transmission means F49 is well known, but will be described briefly. When the call transmission means F49 is notified of the extension number of the second button telephone and the telephone number of the external line from the call control means F48, the history transmission means F49 detects whether there is a free external line. Send a sound. The history transmission means F49 notifies the external line circuit control means F40 of the transmission when there is a vacant external line. In addition, although not shown in the figure, it has a function of performing processing necessary for normal history transmission such as notification of communication path connection and notification of sending and receiving an outside line to a key telephone.

  Next, processing of the call control means F46, the call time monitoring means F47, and the call control means F48 in the central control unit 11 of the key telephone main device 10 will be described with reference to FIG. In FIG. 3, the left side portion starts from the point where the outside call termination is notified from the reception analysis means F44. The right part starts from the point where the second button telephone response is notified from the reception analysis means F44.

  First, when the call control means F46 receives a notification of an external line call end talk, the call control means F46 refers to the reservation information storage means F45 in the storage unit 16, and whether the external line (corresponding external line) has reservation information (is stored)? (S50). If there is no reservation information, a corresponding outside line ending process is performed (S51).

  If there is reservation information in step S50, it is determined whether the second button telephone can be called (S52). If the call cannot be made, the corresponding outside line end process is performed (S51).

  If the second button telephone can be called in step S52, a speaker operation and visual display information transmission instruction (S53) to the second button telephone and a call between the second button telephone and the voice synthesizer 14 are performed. A road connection instruction (S54) and an audible sound transmission instruction (S55) are sent to the speech synthesizer 14. Further, the calling time monitoring means F47 is notified that the second button telephone is being called (broken line arrow at the bottom of S55) and the outside line end processing is performed (S51).

  The calling time monitoring means F47 notified of the calling state sets a calling time monitoring timer (for example, 15 seconds) (S56), and thereafter monitors whether the timer expires (S57). Although not shown in the drawings, it is common to implement the process with a periodic activation process with a period of 1 second.

  When the call time monitoring timer expires in step S57, in order to stop the call to the second button telephone, the second button telephone is instructed to stop the speaker and to send visual display stop information (S58), The communication path opening instruction between the key telephone and the voice synthesizer (S59) and the stop instruction (S60) to the voice synthesizer.

  Next, when the call control means F48 (the right part of FIG. 3) receives the notification of the second button telephone response, the call control means F48 notifies the call time monitoring means F47 of the response (dashed arrow toward step S58) and the second The button telephone number and the telephone number of the outside line are instructed (S61), and the history call processing is taken over (S62).

FIG. 2 is a schematic configuration diagram of a key telephone main device 10 and a key telephone 20 according to the present invention. FIG. 3 is a functional block diagram of a central control unit 11 and a storage unit 16 according to the present invention. The flowchart in the central control part 11 of the key telephone main apparatus 10 which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Button telephone main unit 11 Central control part 12 Speech path switch 13 External circuit 14 Voice synthesis part 15 Extension circuit 16 Memory | storage part 20 Button telephone 21 Control part 22 Data transmission / reception circuit 23 Voice processing part 24 Handset 25 Speaker 26 Dial key 27 External line Key 28 Function key 29 LCD display F40 External circuit control means F41 Audible sound control means F42 Call path control means F43 Data transmission / reception means F44 Reception analysis means F45 Reservation information storage means F46 Call control means F47 Call time monitoring means F48 Transmission control means F49 History transmission means

Claims (3)

In a key telephone apparatus comprising a key telephone main apparatus accommodating one or more external lines and a plurality of extensions, and a plurality of button telephones connected to the extension,
The key telephone includes a reservation operation unit and an outside line selection operation unit,
The key telephone main device selects the outside line on which the first button telephone is in a call while the first button telephone is on an outside line call, and the second button telephone is in a standby state and the operation of the reservation operation unit is continued . Reservation information storage means for storing call reservation information when it is detected that an operation of the external line selection operation unit has been performed, and call reservation information in the reservation information storage means when the first button telephone has ended an external line call Is stored, a call control means for calling the second key telephone for a predetermined time, and a call control means for automatically making a call to the outside line when the key telephone responds within a predetermined time. A key telephone device characterized by that. The button telephone apparatus according to claim 1,
The key telephone apparatus includes a call time monitoring means for stopping a call when the key telephone is not answered even if the key telephone is called for a predetermined time. The button telephone apparatus according to claim 1,
The audible sound for calling the second button telephone is a word by voice synthesis, characterized in that the key telephone apparatus.

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