JP3958292B2 - 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 extension, wherein the key telephone main apparatus holds, transfers, and It has a history call function (external line call history or / and call function based on external line call history by receiving caller's phone number), and forwards to other key telephones, especially when an external line is busy on a key telephone. Forgetting that, when you go on-hook without holding operation, you can choose whether to prevent the outside line from being disconnected or automatically reconnect to the other party on the outside line The present invention relates to a button telephone device.

  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. In this case, it is possible to select whether to prevent the outside line from being disconnected when the talk is ended, or to automatically reconnect to the partner of the outside line.

In order to solve the above-mentioned problem, the present invention provides a key telephone device comprising a key telephone main device accommodating one or more external lines and a plurality of extensions, and a plurality of button telephones connected to the extension, Includes a hold reservation operation unit, a transfer reservation operation unit, a call reservation operation unit, and an external line selection operation unit, and the key telephone main device includes a second button when the first button telephone is in an external line call. When it is detected that the first button telephone performs an operation of the outside line selection operation section for selecting an outside line during a call following the operation of the hold reservation operation section in a standby state, the reservation is stored as reservation reservation information, detects that the second key telephone set performs an operation of said outside line selection operation unit to continue the first key telephone to an operation of the transfer reservation operation unit in a standby state to select the external line during a call Stored as transfer reservation information, the second key telephone set performs an operation of said outside line selection operation unit to continue the first key telephone to an operation of the call reservation operation unit in a standby state to select the external line during a call If the reservation information storage unit stores the reservation information when the first button telephone ends the external line call, the reservation information storage unit stores the reserved reservation information. The reservation is automatically held without disconnecting the outside line, and when transfer reservation information is stored in the reservation information storage means, it is automatically transferred to the second button telephone without disconnecting the outside line, and the call is made to the reservation information storage means. When reservation information is stored, a transition control means for calling the second button telephone for a certain period of time, and when the button telephone responds within a certain period of time, a call is automatically made to the partner on the outside line It was set to and a signal control unit.

Further, the present invention provides 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 key telephones connected to the extension, wherein the key telephone includes a call reservation operation unit. If a reservation operation unit, and an external line selection operation unit, the key telephone system, in the first button phone outside call operation before Ki予 about the operation unit in the second key telephone set wait state If it is detected that the operation of the outside line selection operation unit for selecting the outside line during a call is performed by the first button telephone , it is stored as call reservation information, and the reservation operation is performed while the second button telephone is in a standby state. continuing the first button phone operations section detects that performs an operation of said outside line selection operation unit for selecting the external line during a call, determines the reservation setting corresponding to the second key telephone A reservation information storage means for storing the reservation information when the setting is set to automatic hold, and storing it as transfer reservation information when the setting is set to automatic transfer; When the reservation information storage means stores the reserved reservation information when the button telephone of 1 terminates the external line call, it automatically holds without disconnecting the external line, and the transfer information is stored in the reservation information storage means. If stored, the external line is automatically transferred to the second button telephone without being disconnected, and if the call reservation information is stored in the reservation information storage means, the second button telephone is called for a predetermined time. Transition control means and transmission control means for automatically making a call to the partner on the outside line when the key telephone responds within a predetermined time are provided. The present invention provides a key telephone device comprising a key telephone main device accommodating one or more external lines and a plurality of extensions, and a plurality of button telephones connected to the extension, wherein the key telephone includes a reservation operation unit, , and an external line selection operation unit, the key telephone system, in the first button phone outside call, continuing the first to the operation of the prior Ki予 about the operation unit in the second key telephone set wait state When it is detected that the key telephone has operated the external line selection operation unit for selecting an external line during a call, the reservation setting corresponding to the second key telephone is determined, and the setting is set to automatic hold. If the setting is set to automatic transfer, it is stored as transfer reservation information. If the setting is set to automatic call, it is stored as call reservation information. Reservation information storage means to be remembered and when the first button telephone ends an external line call, if the reservation information storage means stores reservation reservation information, the external line is not disconnected and the automatic hold When the transfer reservation information is stored in the reservation information storage means, the outside line is not automatically disconnected and transferred to the second button telephone, and the call reservation information is stored in the reservation information storage means Includes a transition control means for calling the second button telephone for a certain period of time, and a transmission control means for automatically making a call to the other party when the button telephone responds within a certain period of time.

Furthermore, the present invention is, before Symbol key telephone apparatus, when not respond to call the second EKT fixed time was so that with the ring time monitoring means for stopping the call. In the present invention, the key telephone main unit sends an audible sound indicating that the outside line is automatically held to the second button telephone when the outside line is automatically held, and is visible to the button telephone. was so that with the holding notification control means for displaying.

  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 (using a wireless / wired conversion adapter), and the like. .

  According to the present invention, automatic hold reservation or automatic transfer is performed by the intention (operation) of the user of the second button telephone to be replaced instead of the user of the first button telephone during an outside line call. Since it is possible to make a reservation, it can be reliably transferred. Or, since a call can be reserved, it is possible to make a call with a partner on the outside line. In the case of call reservation, since the call is automatically sent from here, the call charge is not imposed on the outside line partner.

  In addition, since an audible sound indicating that the automatic hold has been made is transmitted, after the automatic hold reservation operation is performed, other work can be performed and convenience is improved.

  Furthermore, 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 internal 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, instead of a wired button telephone, a wireless button telephone that connects a key telephone main device and a button telephone via a wireless connection can be used. 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 schematic external view showing an example of the function key 28 of the key telephone 20 according to the present invention. FIG. 3 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. 4 and 5 are processing flowcharts 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 holds an on-hold sound to the external circuits 13-1 to 13-n and an audible sound indicating automatic hold to the extension circuits 15-1 to 15-n (for example, “the reserved external line has been held”). ), A circuit that sends out a speech-synthesized word (for example, “calls 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 hold reservation information, transfer reservation information, and call reservation information of 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 ring tone or receiving a loud sound from the speaker, and an audible sound indicating that the automatic hold is made and the automatic hold is made and the first button telephone is finished and the automatic hold is sent. A call reservation is made and an audible sound for calling the second button telephone is output 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 the present embodiment, an operation for reserving that the first key phone automatically holds or automatically transfers an outside line during a call, and an operation for reserving to make a call automatically are included in the function key 28. The “button” will be described (described later). However, for example, a “#” dial may be used instead of the “reservation” button.

  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 include an LED indicator 271 that displays that the outside line key has been selected.

  The function key 28 is a “hold” button, a “loud reception” button, a “setting” button, and an operation for reserving that the first button telephone automatically holds an active line during a call. "Reservation reservation" button used for automatic transfer, "Transfer reservation" button used for operation for making reservations for automatic transfer, "Call reservation" button used for operation for making reservations for automatic transmission, etc. (For each button, see FIG. 2). In addition, automatic hold, automatic transfer, and automatic transmission are not divided into three types, and any one can be selected and set, and only the “Reserve” button is selected and set for automatic hold or automatic transfer Or any one of the automatic operations. In addition, it can be configured to select and set either automatic hold or automatic transfer, and it can be operated with two types of “reservation” buttons and “call reservation” buttons that automatically send calls. Be free. The function key 28 can include an LED indicator 281 that displays that the function key has been selected.

  In the present embodiment, as an operation procedure for making an automatic hold reservation, automatic transfer reservation, or call reservation for automatically calling an outside line on which the first button telephone is talking, the second button telephone is in a standby state, for example, The “reservation” button is pressed and the outside line key 27 to be reserved is continuously pressed. However, instead of the outside line key 27, the outside line number is changed to the dial key 26 (for example, when the outside line 1 is to be reserved, the dial “1” is set. It is also possible to press 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 LCD display 29 displays a telephone number, a call time, and the like. In addition, while an audible sound indicating that the automatic hold has been made and the first button telephone has ended and the audible sound indicating that the automatic hold has been made is being sent, a display such as “pending reserved outside line” is displayed, and automatic Visually display, for example, “Recall outside reserved line” while sending an audible sound for calling the second button telephone, which is sent when the first button telephone ends and the telephone call reservation is made I do.

  Next, a schematic external view showing an example of the function key 28 of the key telephone 20 according to the present invention will be described with reference to FIG. (1) in FIG. 2 is a schematic external view of the entire key telephone 20. The same components as those in FIG. 1 are denoted by the same reference numerals, and the function keys 28 are set to “hold”, “call reservation”. An example in which “”, “transfer reservation”, and “hold reservation” buttons are configured is shown. In this configuration, the user operates the “hold reservation” button when the first key telephone makes a reservation to automatically hold the currently active line, and the “transfer reservation” button to make a reservation for automatic transfer. Operate the “call reservation” button to make a reservation for automatic transmission. That is, the operation of the outside line when the first button telephone during the outside line call is terminated can be selected by the user's will.

  FIG. 2 (2) is a schematic external view showing only the function key 28, and is an example in which the function key 28 is configured by “hold” and “reserve” buttons. You can select and set any of the three types of hold, automatic transfer, and automatic transmission. You can select and set only one of the "Reserve" buttons, and the automatic hold, automatic transfer, or automatic Any one of the operations can be performed.

  Further, (3) of FIG. 2 is a schematic external view showing only the part of the function key 28, and is an example in which the function key 28 is configured by “hold”, “call reservation”, and “reservation” buttons. In the case of the configuration, either automatic hold or automatic transfer can be selected and set, and a “reservation” button can be used, and a “call reservation” button that automatically transmits can be operated. That is, it is possible to select whether to automatically hold or transfer without disconnecting the external line or to automatically transmit the external line without disconnecting it according to the user's will. As described above, these combinations can be freely selected.

  Next, functional configurations 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 unit F40, a voice synthesis control unit F41, a speech path control unit F42, a data transmission / reception unit F43, a reception analysis unit F44, and a transition control. A means F46, a hold notification control means F47, a call time monitoring means F48, a transmission control means F49, and a history transmission means F50 are provided, and the storage unit 16 is provided with a reservation information storage means F45.

  When the outside line circuit control means F40 controls outside line transmission and outside line reception and receives notification from the transition control means F46, the outside line circuit control means F40 receives a notification from the history sending means F50 and a function to issue an instruction to place the outside line circuit 13 on hold. , Has a function of issuing an instruction to place the outside line circuit 13 in a transmission state.

  When the voice synthesis control means F41 receives a notice from the transition control means F46 to place the external line on hold without disconnecting the external line for automatic hold or automatic transfer when the first external telephone line ends the active external line. The voice synthesizer 14 has a function of giving an instruction to send a holding sound (for example, “Please wait for a while because it is transferred”) to the external line via the communication path switch 12. Note that a holding sound such as music may be transmitted instead of the voice.

  Further, when the voice synthesis control means F41 receives an audible sound sending notification indicating automatic hold from the hold notification control means F47, the voice synthesis control means F41 communicates with the extension circuit 15 corresponding to the second button telephone to the voice synthesis section 14 through the communication path. It has a function of issuing an audible sound indicating automatic hold via the switch 12 (for example, “Reserved outside line is held”). The audible sound may be an audible sound such as a tone signal instead of a voice.

  Furthermore, when the voice synthesis control unit F41 receives a notification from the transition control unit F46 that automatically sends when the first button telephone has ended the outside line during a call, the voice synthesis control unit F41 sends a second button to the voice synthesis unit 14 It has a function of giving an instruction to send an audible sound for calling the second button telephone to the extension circuit 15 corresponding to the telephone via the communication path switch 12 (for example, “call a reserved outside line”). The voice synthesis control unit F41 has a function of stopping the voice synthesis unit 14 in response to a notification from the calling time monitoring unit F48.

  When the communication path control means F42 receives a notification from the transition control means F46 for automatic hold or automatic transfer, the call path control means F42 opens the call path between the first key telephone and the external line, and holds the external line and the voice synthesis unit 14 on hold. An instruction to connect the sound is sent to the communication path switch 12. Further, it has a function of issuing an instruction to connect the second button telephone and the audible sound indicating the automatic hold of the voice synthesizer 14 to the communication path switch 12 by a notification from the hold notification control means F47. Further, when receiving a notification of automatic transmission from the transition control means F46, the communication path switch 12 is instructed to connect the extension circuit 15 corresponding to the second button telephone and the voice synthesizer 14, and the call time It has a function to instruct the call path switch 12 to open the extension circuit 15 corresponding to the second button telephone and the voice synthesizer 14 by the notification from the monitoring means F47.

  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. When the notification of switching to automatic hold or automatic transfer is received from the transition control means F46, the notified hold display information of the outside line (display on the LED display 271 corresponding to the outside line key 27: not shown), and the hold The operation information of the speaker 25 in the button telephone 20 for sending the audible sound indicating the automatic hold to the second button telephone notified from the notification control means F47 and the LCD display 29, for example, “Reserved outside line on hold” The visual display information such as “” is sent to the key telephone 20 via the extension circuit 15.

  Further, when the data transmission / reception unit F43 receives a notification of automatic transmission from the transition control unit F46, the operation information and visual display information of the speaker 25 (for example, “retransmission of reserved outside line” is displayed on the LCD display 29). Is sent to the key telephone 20 via the extension circuit 15 corresponding to the second key telephone. In addition, it has a function of sending speaker 25 stop and visual display stop information to the key telephone 20 via the extension circuit 15 corresponding to the second button telephone by notification from the calling time monitoring means F48.

  The reception analysis means F44 analyzes the reception data 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 the external line call, the transfer 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 the standby state and the "transfer reservation" button is pressed and the outside line key 27 to be reserved is continuously pressed, the transfer reservation information is stored in the reservation information storage means F45 of the storage unit 16. . Further, when it is detected that the second button telephone is in a standby state and the "hold reservation" button is pressed and the outside line key 27 to be continuously reserved is pressed, the reservation information is stored in the reservation information storage means F45 of the storage unit 16. . Further, when it is detected that the second button telephone is in the standby state and the "call 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. (Hereinafter, transfer reservation information, hold reservation information, and call reservation information are collectively referred to as reservation information).

  The reservation mode is not divided into three types: automatic hold, automatic transfer, and automatic transmission. Any one can be selected and set, and only the “Reserve” button is selected and set automatically. In case of any one operation of hold, automatic transfer or automatic transmission, it is detected that the second button telephone is in a standby state, presses the “reservation” button, and continuously presses the outside line key 27 to be reserved. If the automatic reservation is set, the reservation reservation information is stored. If the automatic transfer is set, the transfer reservation information is stored. If the automatic transmission is set, the call reservation information is stored in the storage unit 16. It has a function of storing in the information storage means F45.

  In addition, it is configured so that either automatic hold or automatic transfer can be selected and set, and a “reservation” button is used, and a “call reservation” button that automatically makes a call is used in two types. When it is detected that the button telephone is in the standby state, the "Reserve" button is pressed, and the outside line key 27 to be reserved is continuously pressed, the reserved reservation information is set to automatic transfer if the automatic reservation is set. Has a function of storing transfer reservation information in the reservation information storage means F45 of the storage unit 16 (the "call reservation" button is described above).

  Although not shown, a general method for lighting the LED display 281 provided on the “hold reservation”, “transfer reservation”, “call reservation”, and “reservation” buttons to display that the reservation has been made is common. Is.

  Further, it has a function of notifying the transmission control means F49 when it detects that the second telephone has answered the call. Further, when it is detected that the second button telephone has performed an operation for canceling the reservation reservation, transfer reservation, or call reservation (for example, pressing the “reservation” button), the reservation information stored in the storage unit 16 is stored as reservation cancellation information. The reservation information stored in the means F45 is erased, and the “reservation” button that has been lit is turned off. 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 a means for storing reservation information. Note that the transfer reservation information and the hold reservation information include, for example, for each outside line, identification of transfer or hold and the extension number of the reserved second button telephone (may be extension accommodation position information). The call reservation information includes, for example, for each outside line, if the outgoing call is in progress, the other party's telephone number, or if the incoming call is in progress, the caller telephone number received when the outside line 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 from the reception analysis means F44 of the end of the external line call, the transition control means F46 refers to the reservation information storage means F45 to determine whether or not the reservation information is stored, and no reservation information is stored. In this case, the process ends (takes over to the known outside line end process). When the transfer reservation information or the hold reservation information is stored, the external line control means F40 corresponding to the external line is notified of the external line hold, and the communication path between the external line and the first button telephone is transmitted to the communication path control means F42. A call path connection between the open line and the outside line and the hold sound of the voice synthesizer 14 is notified, and the voice synthesis control means F41 is notified of sending the hold sound.

  When the reservation information is the reservation reservation information, the transfer control means F46 notifies the data transmission / reception means F43 of the transmission of the hold display information of the external line, and notifies the hold notification control means F47 of the hold. When the reservation information is transfer reservation information, the transfer control means F46 has a function of taking over the process (known) of transferring the outside line to the second button telephone.

  If call reservation information is stored, it is determined whether or not the second key telephone can be called. If the call cannot be called, the process is terminated (takes over to 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 F48 that the calling is in progress.

  When the hold control is notified from the transition control unit F46, the hold notification control unit F47 automatically holds the second button phone and the voice synthesizer 14 to the call path control unit F42 when the second button phone can be called. The audible sound indicating the automatic hold to the second button telephone is transmitted to the data transmission / reception means F43, and the voice synthesis control means F41 is notified of the transmission of the audible sound indicating the automatic hold. The operation information of the speaker 25 in the button telephone 20 for transmission and the transmission of visible display information such as “pending reserved outside line” to the LCD display 29 are notified. When the second key telephone is not callable, it has a function of taking over normal hold processing (known).

  When the calling time monitoring unit F48 is notified of the calling state from the transition control unit F46, the calling time monitoring unit F48 starts a calling time monitoring timer (for example, 15 seconds) for the second button telephone. The ringing time monitoring timer receives notification of the second button telephone response from the call control means F49 or when the ringing time monitoring timer expires, the data transmission / reception means F43 is stopped to display the speaker stop information and the visual display on the second button telephone. Notify the sending of information. 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 F49 receives a notification from the reception analysis means F44 that the second button telephone has answered the call, the call control means F49 notifies the call time monitoring means F48 of the response, and stores it in the history information transmission means F50 and 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 F50 is well known, but will be described briefly. When the call transmission means F50 is notified of the extension number of the second button telephone and the telephone number of the external line from the call control means F49, the history transmission means F50 detects whether there is a free external line. Send a mid-range sound. When there is a vacant outside line, the history transmission unit F50 notifies the outside line circuit control unit F40 of the transmission. Although not shown, the history transmission means F50 has a function of performing processing necessary for normal history transmission, such as a call path connection notification and an external line display display notification to a key telephone.

  Next, the processing of the transition control means F46 and the hold notification control means F47 in the central control unit 11 of the key telephone main device 10 will be described with reference to FIG. FIG. 4 starts from the point where the reception analysis means F44 notifies the end of the external line call.

  First, the transition control unit F46 refers to the reservation information storage unit F45 in the storage unit 16, and determines whether the external line (corresponding external line) has reservation information (is stored) (S51). If there is no reservation information, the corresponding outside line cutting process (known) is performed (S52). In step S52, the interlaced symbol B is taken over from FIG.

  If there is reservation information in step S51, the reservation information is analyzed to determine whether the reservation information is pending reservation information or transfer reservation information (S53). If the reservation information is not reserved reservation information or transfer reservation information, it is transferred to FIG.

  If the reservation reservation information or the transfer reservation information is determined in step S53, the corresponding external circuit holding instruction (S54), the communication path opening instruction between the corresponding external circuit and the first button telephone (S55), the corresponding external circuit and the holding information are held. A communication path connection instruction between sounds (S56) and a hold sound transmission instruction (S57) are performed.

  Subsequently, it is determined whether the reservation information is transfer reservation information (S58). If the reservation information is transfer reservation information, a process (known) of transferring the corresponding outside line to the second button telephone is performed (S59).

  If the reservation information is not transfer reservation information at step S58 (in the case of hold reservation information), an instruction to send hold display information on the corresponding external line is sent to the key telephone (S60). The hold display information can be improved in visibility by, for example, the corresponding external line LED indicator 271 of the second button telephone blinking quickly in green and the corresponding external line LED indicator 271 of other button telephones blinking slowly in red. I am trying.

  Subsequently, the hold notification control unit F47 determines whether the second button telephone can be called (S61). If the call is not possible (No in step S61), a timer for holding alarm (known) is set as a normal holding process (S65).

  If the second button telephone can be called in step S61, a call path connection instruction between the second button telephone and an audible sound indicating automatic hold (S62), and an audible sound transmission instruction indicating automatic hold (S63). Then, the second button telephone is instructed to perform speaker operation and visible display information transmission (S64).

Next, the processing of the transition control means F46, the call time monitoring means F48, and the call control means F49 in the central control unit 11 of the key telephone main device 10 will be described with reference to FIG.
FIG. 5 starts from the place where the left-hand side is succeeded by the jump symbol A from FIG. The right part starts from the point where the second button telephone response is notified from the reception analysis means F44.

  First, the transition control means F46 determines whether the second button telephone can be called (S66). If the call cannot be made, an outside line end process corresponding to the takeover in FIG.

  If it is determined in step S66 that the second button telephone can be called, a speaker operation and visual display information transmission instruction (S67) to the second button telephone, and a communication path between the second button telephone and the voice synthesizer A connection instruction (S68) and an audible sound transmission instruction (S69) are sent to the speech synthesizer. Further, the calling time monitoring means F48 is notified that the calling is in progress (broken line arrow at the lower part of S69) and is taken over by the jump symbol B in FIG. The outside line ending process may be performed immediately after the interlace symbol A or in the middle of S66 to S69.

  The call time monitoring means F48 notified of the call is setting a call time monitoring timer (for example, 15 seconds) (S70), and thereafter monitors whether the timer expires (S71). 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 calling time monitoring timer expires in step S71, 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 (S72), The communication path opening instruction between the key telephone and the voice synthesizer (S73) and a stop instruction (S74) to the voice synthesizer.

  Next, when the call control means F49 (right part of FIG. 5) receives the notification of the second button telephone response, the call control means F49 notifies the call time monitoring means F48 of the response (broken arrow toward step S72) and the second The button telephone number and the telephone number of the outside line are instructed (S75), and the history call processing is taken over (S76).

FIG. 2 is a schematic configuration diagram of a key telephone main device 10 and a key telephone 20 according to the present invention. 1 is a schematic external view showing an example of a function key 28 of 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 (process of the transfer control means F46 and the hold notification control means F47). The flowchart in the central control part 11 of the key telephone main apparatus 10 which concerns on this invention (the process of the transfer control means F46, the calling time monitoring means F48, and the transmission control means F49).

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 speech path control means F43 data transmission / reception means F44 reception analysis means F45 reservation information storage means F46 transition control means F47 hold notification control means F48 call time monitoring means F49 transmission control means F50 history transmission means

Claims (5)

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 hold reservation operation unit, a transfer reservation operation unit, a call reservation operation unit, and an outside line selection operation unit.
The key telephone main device selects an external line on which the first button telephone is in a call while the first button telephone is on an external line call, and the second button telephone is in a standby state and continues to operate the hold reservation operation unit. When it is detected that the operation of the outside line selection operation unit has been performed, the reservation reservation information is stored, and the second button telephone is in a standby state, and the first button telephone is in a call following the operation of the transfer reservation operation unit . the stored as transfer reservation information and detects that performs an operation of external line selection operation unit, subsequently the first key telephone the second button telephone to the call reservation operation portion of the operation in a standby state for selecting the external line is but the the reservation information storing means for storing a call reservation information and detects that performs an operation of external line selection operation unit, the first key telephone to select the external line during a call When reservation reservation information is stored in the reservation information storage means when the line call is terminated, the outside line is automatically held without disconnecting, and transfer reservation information is stored in the reservation information storage means Automatically transferring to the second button telephone without disconnecting the outside line, and when the reservation information storage means stores call reservation information, a transition control means for calling the second button telephone for a certain period of time; A key telephone apparatus comprising a call control means for automatically making a call to the outside line when the key telephone responds within a predetermined time. 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 button telephone includes a call reservation operation unit, a reservation operation unit, and an outside line selection operation unit,
The key telephone main unit selects an external line on which the first button telephone is in a call while the first button telephone is in an external line call, and the second button telephone is in a standby state and continues to operate the call reservation operation unit. When it is detected that the operation of the external line selection operation unit has been performed, it is stored as call reservation information, and the second button telephone is in a standby state and the first button telephone is in an active line following the operation of the reservation operation unit. When it is detected that the operation of the external line selection operation unit for selecting is performed, the reservation setting corresponding to the second button telephone is determined, and when the setting is set to automatic hold, the reservation reservation information is set. And when the setting is set to automatic transfer, the reservation information storage means for storing as transfer reservation information and when the first button telephone has finished the outside line call, When the reservation reservation information is stored in the information storage means, the external line is automatically held without being disconnected, and when the transfer reservation information is stored in the reservation information storage means, the external line is not disconnected. Automatically transferred to the button telephone, and when call reservation information is stored in the reservation information storage means, the transition control means for calling the second button telephone for a certain period of time, and the button telephone responded within a certain period of time. A button telephone device characterized by comprising a call control means for automatically making a call to the outside line. 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 apparatus, during a first button phone external call subsequently select an outside line in the first button phone call operation before Ki予 about the operation unit in the second key telephone set wait state When it is detected that the operation of the outside line selection operation unit is performed, the reservation setting corresponding to the second button telephone is determined, and when the setting is set to automatic hold, the reservation setting information is stored as hold reservation information. A reservation information storage means for storing as transfer reservation information when the setting is set to automatic transfer, and storing as call reservation information when the setting is set to automatic transmission; When the reservation information storage means stores the reserved reservation information when the button telephone of 1 terminates the external line call, it automatically holds without disconnecting the external line, and the transfer information is stored in the reservation information storage means. Memory If the call reservation information is stored in the reservation information storage means, the second button telephone is called for a certain period of time. A key telephone apparatus comprising: control means; and call control means for automatically making a call to the outside line when the key telephone responds within a predetermined time. The button telephone apparatus according to any one of claims 1 to 3 ,
Before Symbol key telephone system, key telephone system characterized in that it comprises a ring time monitoring means for stopping the call if you did not respond to call the second key telephone predetermined time. The button telephone apparatus according to any one of claims 1 to 3 ,
The key telephone main unit sends a audible sound indicating that the external line has been automatically held to the second button telephone when the external line is automatically held, and also displays a hold notification control means for visual display on the button telephone. key telephone apparatus characterized by comprising a.

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