JP2012070165A5 - - Google Patents

Description

Telephone system with multiple audio output functions

  The present invention relates to a telephone system having a plurality of simultaneous voice output functions, and more particularly to a technique for receiving a new incoming call during a call.

  Conventionally, there is a technique for responding to a new incoming call such as a call waiting function when a new incoming call is received during a call with a predetermined call partner (for example, Patent Document 1).

  Japanese Patent Application Laid-Open No. 2004-228561 discloses a technique for holding a current incoming call during a call and responding to the new incoming call when a new incoming call is received during the call.

JP 2007-180948 A

  However, in the technique of Patent Document 1, calls can be switched, but at the same time, the voice of the other party cannot be heard. For example, if a call is received from an important customer that requires an urgent requirement (in this case a disaster notification such as a fire), the speaker can either place the important customer call on hold and answer or You have to choose whether to miss.

  If the former, the customer's trust is lost, and if the latter, the escape is delayed.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a new communication system that maintains a call even when the extension telephone is in a call with a communication partner via the extension or external line. It is an object of the present invention to provide a telephone device that can respond to various incoming calls and hear a plurality of voices.

  A first invention for solving the above-described problem is a telephone system including a main apparatus that accommodates an external line or an extension and an extension telephone connected to the extension, and the extension telephone is connected to the extension or the external line. A voice message output means for receiving and outputting a message voice different from the voice during the call from any one of the handset, headset, earphone or speaker provided in the own telephone during a call with the communication partner. The main device has a voice message transmitting means for transmitting a voice message input from the extension or external line to the extension telephone, and when the main device transmits the voice message to a predetermined extension telephone, When the extension telephone is in a call with a communication partner via the extension or outside line, the voice during the call is output. By either the handset or headset or earphones, or speakers own phone provided that not and outputs the voice message.

  A second invention for solving the above-described problem is the telephone system according to the first invention, wherein the main unit is configured such that a voice message output means of the extension telephone is superimposed on the voice during the call. Voice message recording means for outputting the voice message and recording the voice message by any of a handset, a headset, an earphone, or a speaker included in the own telephone that outputs the voice message or does not output the voice during the call; , Further comprising.

  According to the present invention, when there is a new incoming call while the extension telephone is in communication with the communication partner via the extension or the outside line, it is possible to respond to the new incoming call while continuing the call and to listen to the request. Can do. In addition, according to the present invention, since the voice during a call is recorded, it is possible to reproduce the voice missed during simultaneous output of the handset and the speaker.

It is a whole block diagram in the telephone system of this invention. It is a functional block diagram of the main apparatus in the telephone system of this invention. It is a functional block diagram of the extension telephone in the telephone system of this invention. It is a flowchart of the extension telephone at the time of receiving the incoming call in the telephone system of the present invention. It is a flowchart of the main apparatus at the time of receiving the incoming call in the telephone system of this invention. It is a sequence at the time of receiving an incoming call in the telephone system of the present invention.

  This will be described below with reference to the drawings.

  FIG. 1 is an overall configuration diagram of a telephone system according to the present invention. FIG. 1 includes a telephone network 1, a main device 2, extension telephones 3-1 to 3-5, and a communication partner 4.

When the other party 4 and the extension telephone 3-1 receive a call from the extension telephone 3-2 to the extension telephone 3-1 during a call via the telephone network 1 and the main apparatus 2, the main apparatus 2 2 automatically responds to the incoming call from 2 and superimposes the voice from the extension telephone 3-2 on the voice from the other party 4 and sends it to the extension telephone 3-1. The extension telephone 3-1, which has received the superimposed voice, decodes the voice from the extension telephone 3-2 and outputs it from the speaker of its own device.

FIG. 2 is a functional block diagram of the main device 2 in the telephone system of the present invention. 2 shows an external line interface 201, an internal line interface 202, a voice superimposing unit 203, an external line control unit 204, an internal line control unit 205, a message notification unit 206, an internal telephone monitoring unit 207, an automatic response determination unit 208, a recorded data storage unit 209, The recording control unit 210 and the main control unit 211 are configured.

  The external line interface 201 is an external line interface for connecting to the telephone network 1.

  The extension interface 202 is an extension interface for connecting to the extension telephone 3.

  When the voice superimposing unit 203 receives two pieces of voice data from the extension control unit 205, the voice superimposing unit 203 superimposes and superimposes the voice and transmits the voice signal to the extension telephone 3 via the extension interface 202.

  When the external line control unit 204 receives a message from the message notification unit 206, the external line control unit 204 transmits the message to the external line interface 201 as a voice. Also, it performs general external line control such as sending a call connection instruction to the main control unit 211 and relaying voice data with the main control unit 211.

The extension control unit 205 sends two voices to the voice superimposing unit 203 or , when detecting that the extension telephone is being used from the extension interface 202, sends it to the extension telephone monitoring unit 207. Also performs sending and instructions call connection, a relay or the like of the main control unit 211 and the audio data, the extension overall control to the main control unit 211.

  When the automatic notification is received from the automatic response determination unit 208, the message notification unit 206 sends a message to the telephone network 1 via the external line control unit 204 and the external line interface 201.

  The extension telephone monitoring unit 207 monitors the call instruction / call establishment of each extension telephone 3 connected from the extension control unit 205 to the extension control unit 205, and detects the call instruction / call establishment when it detects the call instruction / call establishment. The extension telephone 3 where the call instruction / call has been established is notified to 208.

  When the automatic answer determination unit 208 receives a notification from the extension telephone monitor unit 207, it determines whether a new incoming call has been received for the extension telephone in use.

  When a new incoming call is accepted for the extension telephone in use, the automatic response determination unit 208 instructs the main control unit 211 to perform an automatic response. When the main control unit 211 and the outside line control unit 204 work together to automatically respond to a new incoming call, a message transmission instruction is sent to the message notification unit 206 and the recording control unit 210 is instructed to start recording.

  When the recording data storage unit 209 receives the recording data from the recording control unit 210, the recording data storage unit 209 stores the data. In the case of reproduction, reproduction is performed via the main control unit 211.

  When receiving a recording start instruction from the automatic response determination unit 208, the recording control unit 210 starts recording and sends the recorded data to the recording data storage unit 209.

  The main control unit 211 performs overall processing related to call control such as call connection and voice data relaying in response to instructions from the external line control unit 204 and the internal line control unit 205. Further, upon receiving an automatic response instruction from the automatic response unit 208, the main control unit 211 automatically responds in conjunction with the outside line control unit 204. When the main control unit 211 receives a recording / playback instruction from the extension telephone 3 via the extension control unit 205, the main control unit 211 accesses the recording data storage unit 209 to acquire the recording data. Then, the acquired recording data is transmitted in conjunction with the extension control unit 205 to the extension telephone 3 instructed to record and reproduce.

  FIG. 3 is a functional block diagram of the extension telephone in the telephone system of the present invention. 3 shows an extension connection interface 301, a communication control unit 302, a voice CODEC 303, a handset microphone 304, an output switching unit 305, a handset speaker 306, a speaker 307, a main control unit 308, an operation key 309, a screen display unit 310, a voice ENC 3031, An audio DEC 23032 and an audio DEC 13033 are included.

  The extension connection interface 301 is an extension interface for connecting to the main apparatus 2.

  The communication control unit 302 sends the voice received from the extension interface 301 to the voice DEC 23032 and the voice ECD 13033, and sends the voice received from the voice ENC to the extension connection interface 301. The main control unit 308 exchanges information on the operation keys 309 and the screen display unit 310.

  The voice CODEC 303 is a voice codec. When a call is established, the voice CODEC 303 decodes voice data sent from the communication control unit 302 and passes it to the output switching unit 305. Also, the audio data sent from the handset microphone 304 is encoded and passed to the communication control unit 302. The audio CODEC 303 manages the audio ENC 3031, the audio DEC 23032, and the audio DEC 23033.

  The handset microphone 304 transmits the voice input by the user of the extension telephone 3 to the voice ENC 3031.

  The output switching unit 305 transmits the audio transmitted from the audio DEC 23032 and the audio DEC 13033 while switching to the handset speaker 306 and the speaker 307.

  When the handset speaker 306 receives audio from the output switching unit 305, the handset speaker 306 outputs the audio.

  The speaker 307 outputs sound when it is received from the output switching unit 305.

  The main control unit 308 transmits an operation received from the operation key 309 to the communication control unit 302 and transmits information received from the communication control unit 302 to the screen display unit 310.

  The operation key 309 transmits the input information to the main control unit 308.

  The screen display unit 310 displays information received from the main control unit 308 on the screen.

  FIG. 4 is a flowchart for explaining the operation of the extension telephone 3 when an incoming call is received in the telephone system of the present invention. This flow starts from a state in which the extension telephone 3 accommodated in the main device 2 is turned on and is capable of making / receiving calls (hereinafter also referred to as a standby state).

  The main control unit 308 monitors a ringing instruction from the main apparatus 2 in conjunction with the communication control unit 302 and waits for detection of the ringing instruction (S401). When a ringing instruction is detected (YES in S401), the communication control unit 302 starts ringing from a ringing speaker (not shown) in conjunction with the main control unit 308 (S402).

  Next, the main control unit 308 monitors an off-hook operation (not shown) (S403), and waits for detection of an off-hook or detection of a ringing stop instruction from the main device 2 in conjunction with the communication control unit 302 (S414).

When detecting a ringing stop instruction from the main device 2 (YES in S414), the main control unit 308 stops ringing of the ringing speaker (S415), and ends this flow (S416) .

  When an off-hook is detected (YES in S403), the main control unit 308 stops ringing of a ringing speaker (not shown) and transmits an off-hook signal to the main apparatus 2 in conjunction with the communication control unit 302 (S404).

  Then, the communication control unit 302 establishes a call connection with the main apparatus 2 and starts a call (S405). At this time, the output switching unit 305 connects the voice received from the voice CODEC 303 to the handset speaker 306 to realize a handset call.

  When a call is started, the main control unit 308 monitors an on-hook operation (not shown) (S406) and detects an on-hook operation (YES in S406), or the main control unit 308 works in conjunction with the communication control unit 302 to The reception of the superimposed sound from is monitored (S407).

If an on-hook is detected (YES in S406), an on-hook signal is transmitted to the main apparatus 2 in conjunction with the communication control unit 302 (S408), the call is terminated, and this flow is terminated (S416).

When receiving a voice superimposed (YES in S407) The communication control unit 302 voice DEC2 3032 voice CODEC303 voice superimposed and decoded by the speech DEC3 3033 passed to the output switching unit 305. The output switching unit 305 connects the superimposed audio to the speaker 307 and sends it from the speaker 307 (S409).

  Next, the main control unit 308 monitors an on-hook operation (not shown) (S410). If an on-hook operation is detected (YES in S410), an on-hook signal is transmitted to the main device 2 in conjunction with the communication control unit 302 (S411). To do. At this time, since the handset call is ended, only the superimposed sound is transmitted from the speaker 307. The main control unit 308 further monitors an off-hook operation (not shown) (S412).

  Although not shown, the same processing is performed when the other party disconnects while the voice superimposed in step 409 is being output from the speaker 307, and when off-hook is performed after the on-hook, the call output to the speaker 307 is switched to the handset call. .

  If an off-hook is detected (YES in S412), the communication control unit 302 works with the main control unit 308 to transmit an off-hook signal to the main device (S413), receives a non-superimposed voice, and proceeds to step 405.

  When the superimposed voice is detected (S409), it may be transmitted from an output device that is not currently used instead of the speaker 307.

  When the superimposed voice is detected (S409), the voice may be superimposed and output from the currently used output device.

  FIG. 5 is a flowchart for explaining the operation of the main apparatus when receiving an incoming call in the telephone system of the present invention. This flow starts from a state in which the main apparatus 2 is turned on and can send and receive calls (hereinafter also referred to as a standby state).

  When the outside line control unit 204 detects an incoming call via the outside line interface 201 (S501), the main control unit 211 instructs the extension telephone 3 to ring through the extension line interface 202 in conjunction with the extension line control unit 205 (S502).

  Next, the extension control unit 205 receives an off-hook signal from the extension interface 202 (S503), or waits for the outside line control unit 204 to disconnect the communication partner 4 from the outside line interface 201 (S504).

  When the extension control unit 205 detects an off-hook signal (YES in S503), the main control unit 211 connects the call and starts a call (S506).

When a call is started in step 506, the automatic answer determination unit 208 monitors whether there is a new incoming call addressed to the extension telephone 3 during the call (S507), and if there is an incoming call addressed to the extension telephone (S507). (YES), the main control unit 211 automatically responds to a new incoming call in conjunction with the outside line control unit 204 and makes a call connection (S508). When the call is established, the message notification unit 206 sends a message “speaker broadcast” to the call partner 4 in conjunction with the outside line control unit 204 (S509). Further, the recording control unit 210 starts recording (S510). When the call connection is established, the extension control unit 205 receives from the main control unit 211 a voice during a call, a voice for speaker broadcasting, and two voice data. When the extension control unit 205 accepts the two audio data, the extension control unit 205 superimposes and transmits the call voice to the extension telephone 3 in conjunction with the voice superimposing unit 203 (S511). Before starting to superimpose audio,
An opening sound message to the effect of “speaker broadcast start” is transmitted (S512).

The main control unit 211 monitors the on-hook signal in conjunction with the extension control unit 205 (S513) or waits for the outside line control unit 204 to disconnect the communication partner 4 from the outside line interface 201 (S514). When the extension control unit 205 detects on-hook (YES in S513), the main control unit 211 works in conjunction with the extension control unit 205 of the outside line control unit 204 to perform a call end process of the call partner 4 and the extension telephone 3 (S515). . Next, the extension control unit 205 monitors off-hook from the extension interface 202 (S516). When the extension control unit 205 detects an off-hook signal (YES in S516), the main control unit 211 sends the voice sent from the extension control unit to the start telephone network 1 through the outer line control unit (S517). Next, the extension control unit 205 receives an on-hook signal from the extension interface 202 (S518), or waits for the outside line control unit 204 to disconnect the communication partner 4 from the outside line interface 201 (S519). When the extension control unit 205 detects an on-hook signal (YES in S518) or when the external line control unit 205 detects disconnection of the counterpart terminal (YES in S519), the main control unit 211 sets the external line control unit 204 extension control unit 205. In conjunction with, the call termination process of the call partner 4 and the extension telephone 3 is performed (S520). Then, this flow ends (S521).

  Although not shown, when the outside line control unit 204 detects the disconnection of the communication partner terminal while the voice superimposed in S511 is being sent to the extension telephone 3, a similar call termination process is performed, and the process proceeds to S507.

The detection of the extension control unit 202 hook with not shown S506 after starting the call connection and call or play external control unit 201 detects the disconnection of the communication partner terminal case also carried out in the same manner as in call termination process, and the flow Exit .

  FIG. 6 is a sequence shown for explaining the operation in the telephone system of the present invention. This sequence diagram shows the processing flow when the other party 4 sends a call to the extension telephone 3-1 via the main unit 2 to establish a call, and the extension telephone 3-2 performs speaker broadcasting to the extension telephone 3-1. is there.

  When the other party 4 makes a call to the main apparatus 2 (S601), the main apparatus 2 that accepts the call instructs the extension telephone 3-1 and the extension telephone 3-2 to ring (S602, S603). The extension telephones 3-1 and 3-2 that have received the ring instruction start ringing. When the user of the extension telephone 3-1 goes off-hook and the extension telephone 3-1 detects an off-hook operation (S604), the extension telephone 3-1 sends an off-hook signal to the main unit 2 (S605).

  The main device 2 that has received the off-hook signal returns an off-hook signal ACK to the extension telephone 3-1 (S606), performs call connection processing between the calling party 4 and the extension telephone 3-1 (S608, S607), and establishes a call. (S609).

  When the extension telephone 3-2 makes a call to the extension telephone 3-1 during the call (S610), the main device 2 determines whether the extension telephone 3-2 as the call destination is busy (S611), and is talking. If it is determined, the call is automatically answered (S612), and the main apparatus and the extension telephone 3-2 perform call connection processing (S613).

  The main device 2 sends a “speaker broadcast” message notification to the call partner 3-2 (S614), and gives a speaker broadcast instruction (S615) to the extension telephone 3-1.

  The extension telephone 3-1, which has received the speaker broadcast instruction, sends a speaker broadcast instruction ACK to the main device (S616).

  Receiving the speaker broadcast instruction ACK, the main apparatus starts superimposing on the voice during a call (S617).

  The extension telephone 3-2 sends a voice message to the main apparatus 2 (S618), and the main apparatus 2 superimposes the voice message on the voice during a call and sends it to the extension telephone 3-1 (619).

The extension telephone 3-1, which has received the superimposed voice, activates the DEC 2, decodes the superimposed voice, and outputs it from the speaker (S620).

  When the user of the extension telephone 3-1 goes on-hook and the extension telephone 3-1 detects an on-hook operation (S621), the extension telephone 3-1 sends an on-hook signal to the main unit 2 (S622).

  The main device 2 that has received the on-hook signal returns an on-hook signal ACK to the extension telephone 3-1 (S 623), and performs call termination processing between the calling party 4 and the extension telephone 3-1 (S 624 and S 625).

  When the user of the extension telephone 3-1 goes off-hook and the extension telephone 3-1 detects an off-hook operation (S626), the extension telephone 3-1 sends an off-hook signal to the main unit 2 (S627).

  The main device 2 that has received the off-hook signal returns an off-hook signal ACK to the extension telephone 3-1 (S628), and switches the broadcasting partner to the calling partner (S629).

  The extension telephone device 3-1 and the extension telephone 3-2 are in a call state (S630).

  When the user of the extension telephone 3-1 goes on-hook and the extension telephone 3-1 detects an on-hook operation (S631), the extension telephone 3-1 sends an on-hook signal to the main unit 2 (S632).

The main apparatus 2 which has received the on-hook signal, to an extension telephone 3-1 returns an on-hook signal ACK (S633), you handling call termination extension phone 3-1 and extension telephone 3-2 (S634, S635) .

DESCRIPTION OF SYMBOLS 1 ... Telephone network, 2 ... Main apparatus, 3-1 to 3-5 ... Extension telephone, 4 ... Call partner, 201 ... Outside line interface, 202 ... Extension interface, 203 ..Speech superimposing unit, 204 ... external line control unit, 205 ... extension control unit, 206 ... message notification unit, 207 ... extension telephone monitoring unit, 208 ... automatic response determination unit, 209 ..Recording data storage unit, 201 ... recording control unit, 211 ... main control unit, 301 ... extension connection interface, 302 ... communication control unit, 303 ... voice CODEC, 304 ... Handset microphone, 305 ... output switching unit, 306 ... handset speaker, 307 ... speaker, 308 ... main control unit, 309 ... operation keys, 310 ... screen display unit, 3031 And audio ENC, 3032 ··· voice DEC2,3033 ··· voice DEC1

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