JP2012205149A - Telephone system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a telephone system allowing a conference participant to easily recognize an event of a caller starting a call in a conference call state.SOLUTION: A telephone system, including plural mobile terminals each having a ringing-tone-sounding part for sounding a ringing tone, a connection device wirelessly connected to the plural mobile terminals, and a control apparatus connected to the connection device and controlling a conference call among the plural mobile terminals, is configured so that, when accepting a call advance notice operation from an operator in the conference call state of participating in a conference call among mobile terminals, the mobile terminal transmits first call advance information to the control apparatus so that the control apparatus, upon receiving the first call advance information, transmits second call advance information to a mobile terminal participating in the conference call, prompting the mobile terminal to sound a ringing tone from the ringing-tone-sounding part upon receiving the second call advance information.

Description

  The present invention relates to a telephone system capable of making a conference call. For example, in a cordless telephone system for offices capable of making a conference call such as a private wireless system, a telephone participating in the conference call during the conference call The present invention relates to a telephone system that can ring a ringing tone of another telephone participating in a conference call.

  Conventionally, conference calls are performed using a cordless telephone system for offices in production sites such as various factories. Each worker at the production site is always in a conference call state with his / her cordless telephone set, and is working in a state where he / she can talk with related parties at any time. This is not always a conversation, it is a usage method such as having a conversation when necessary, but the usage method of making a call every time a conference call becomes complicated, so it is always complicated You are using a conference call with line connection.

  FIG. 5 shows a state where the operator is wearing a cordless telephone. FIG. 5 is a diagram illustrating a usage situation in which an operator wears a cordless telephone. As shown in FIG. 5, there is a method in which a cordless telephone main body 51 is attached to an operator's waist, an earphone microphone 53 is attached to a helmet 54, and the cordless telephone main body 51 and the earphone microphone 53 are connected by a cable 52 to make a call. It has been taken.

  FIG. 6 shows a schematic configuration of the cordless telephone. As shown in FIG. 6, the cordless telephone includes a cordless telephone main body 51, an earphone microphone 53 including an earphone and a microphone, a remote controller 55, and a cable 52 that connects the cordless telephone main body 51 and the earphone microphone 53. Yes.

  As described above, during a conference call, the work is to be performed with the earphone microphone 53 of the cordless telephone being attached. However, it is painful for the operator to wear the earphone microphone 53 for a long time. Thus, there is a case where the earphone microphone 53 is temporarily removed and reattached. If a call comes from another cordless phone during this activity, the caller may miss the call, so the caller checked if everyone was listening when starting the call. It is necessary to start a call. As described above, it is necessary to confirm whether or not all the members are able to talk, and since this confirmation operation is performed for each person, it is complicated and time-consuming.

  In the following Patent Document 1, before a conference call is started, the conference caller informs the conference caller by voice by one touch or dial operation, and even if the conference participant leaves his / her seat, A technique for enabling discrimination is disclosed.

JP-A-2-277367

In the conventional telephone system described above, when a caller starts a call in a conference call state, it is necessary to start the call after confirming whether all the participants in the conference are listening. There was a problem of being complicated and time consuming.
The present invention has been made to solve such a conventional problem, and provides a telephone system in which a conference participant can easily recognize that a caller starts a call in a conference call state. For the purpose.

The telephone system according to the present invention notifies a conference participant of the start of a call when the caller starts a call in a conference call state.
In order to solve the above problems, a first invention which is a representative configuration of a telephone system according to the present invention is as follows. That is,
A plurality of mobile terminals each having a ringing sound ringing section for ringing a ringing tone;
A connection device connected to the plurality of mobile terminals by radio;
A telephone system comprising a control device connected to the connection device and controlling a conference call between the plurality of mobile terminals;
In a conference call state in which the mobile terminal is participating in a conference call between the mobile terminals, when receiving a call preview operation from an operator, the mobile terminal transmits first call preview information to the control device,
When receiving the first call notice information, the control device transmits second call notice information to the mobile terminals participating in the conference call,
When the mobile terminal receives the second call notice information, the mobile system sounds a ringing tone from the ringing tone ringing unit.

In the above first invention,
The mobile terminal includes an earphone that outputs sound, a microphone that inputs sound, and an earphone microphone unit that includes a remote control unit having operation buttons, and accepts a call notice operation from the operator using the operation buttons of the remote control unit. It can also be set as the 2nd invention which is.

In the first invention or the second invention,
The mobile terminal includes a second ringing sound ringer that rings with a second ringing tone when a call is made from another mobile terminal when the mobile terminal is not in a call state. The third invention may be a ringing tone different from the ringing tone ringing from the sound ringing unit.

  According to the first aspect of the invention, when a caller starts a call in a conference call state, the conference participant can be notified of the start of the call. .

It is a figure which shows the structural example of the cordless telephone system for business establishments concerning embodiment of this invention. It is a figure which shows the structural example of the cordless telephone which concerns on embodiment of this invention. It is an operation | movement flowchart of the cordless telephone which concerns on embodiment of this invention. It is an operation | movement flowchart of the control apparatus which concerns on embodiment of this invention. It is a figure which shows the use condition which the operator wore the cordless telephone. It is a figure which shows schematic structure of a cordless telephone.

  First, the configuration of a telephone system as an example of an embodiment of the present invention will be described with reference to FIG. FIG. 1 is a configuration block diagram of a business cordless telephone system which is an example of the telephone system of the present embodiment. As shown in FIG. 1, the telephone system (this system) of the present embodiment includes a control device 10, a connection device 20, and a plurality of cordless telephones 30 that are mobile terminals used by an operator for calls such as conference calls. It has.

  The connection device 20 is a so-called base station device, which constructs a communication line using radio, and is connected to a plurality of cordless telephones 30 by radio, and various information is wirelessly communicated with the cordless telephone 30. Send and receive. In addition, the connection device 20 is connected to the control device 10 by wire, and transmits and receives various information to and from the control device 10.

  The control device 10 performs exchange control of the entire cordless telephone system for offices and communication control such as a call between a plurality of cordless telephones 30 and a conference call. As illustrated in FIG. 1, the control device 10 includes a control unit 11, a storage unit 12, an operation unit 13 having a display unit, and a connection IF (interface) that is a connection device input / output unit for connecting to the connection device 20. ) 14 and an external IF (interface) 15 which is an external input / output unit for connecting to an external device or line.

The control unit 11 includes a CPU (Central Processing Unit), and is connected to the storage unit 12, the operation unit 13, the connection IF 14, and the external IF 15, and controls these components and the entire control apparatus 10. An operation program for the control unit 11 is stored in the storage unit 12, and the CPU operates according to the operation program.
In addition, when the plurality of cordless telephones 30 performs a conference call, the control unit 11 performs audio multiplexing of the conference call using, for example, a conference trunk.

  Further, when receiving the first call notice information described later from the cordless telephone 30 in the conference call state, the control unit 11 transmits the second call notice information described later to another cordless telephone 30 in the conference call state. . Here, the conference call state is a state in which calls between the cordless telephones 30 can be made without calling again, and when a voice is input from the microphone unit 37 of the cordless telephone 30 to be described later, This is a state in which voice is output from the receiver 36 of the telephone 30. Note that a technique for sending arbitrary information to the cordless telephone 30 using the call line during a call, in addition to the call voice, is a known technique, and the first call notice information and the second Call announcement information is transmitted.

The first call notice information is transmitted from the cordless telephone 30 to the control apparatus 10 via the connection device 20, and includes at least an information type indicating the first call notice information and a transmission source cordless telephone. 30 IDs (identifiers) are included. The second call notice information is transmitted from the control device 10 to the other cordless telephone 30 participating in the conference call via the connection device 20, and at least information indicating that it is the second call notice information. Includes type.
The storage unit 12 stores in advance the information type of the first call notice information and the information type of the second call notice information. The information type of the first call notice information stored in the storage unit 12 is for collating with the first call notice information transmitted from the cordless telephone 30.

The first call notice information is transmitted from the cordless telephone 30 to the control device 10 when the call notice button is pressed on the cordless telephone 30 in the conference call state. The control device 10 can recognize the first call notice information based on the information type included in the first call notice information, and the transmission is performed based on the ID of the transmission cordless telephone 30 included in the first call notice information. The original cordless telephone 30 can be recognized.
When the first call notice information is received from the cordless telephone 30, the second call notice information is transmitted from the control device 10 to another cordless telephone 30 in a conference call state other than the transmission source cordless telephone 30. Is. The other cordless telephone 30 that has received the second call notice information can recognize that it is the second call notice information from the information type included in the second call notice information.

  Thus, when the operator of the cordless telephone 30 presses the call notice button before starting the call in the conference call state, that is, during the conference call, the first call notice information is transmitted to the control device 10, and the first call The control device 10 that has received the advance notice information transmits the second call advance notice information to the other cordless telephone 30 in the conference call state. Can be urged.

Next, the configuration of the cordless telephone will be described with reference to FIG. FIG. 2 is a diagram illustrating a configuration example of the cordless telephone according to the present embodiment.
As shown in FIG. 2, the cordless telephone 30 includes a cordless telephone main body 30 a and an earphone microphone unit 40. The cordless telephone main body 30a includes a telephone control unit 31, a telephone storage unit 32, a telephone operation unit 33 used by an operator for dial input, a wireless unit 34 wirelessly connected to the connection device 20, and an earphone microphone unit. 40, an external input / output unit 35 for connecting 40, a receiving unit 36 which is a voice output unit for outputting voice from the other party, and a microphone unit which is a voice input unit for inputting voice from the operator of the cordless telephone 30 37 and a sounder unit 38 which is a ringing tone ringing unit that rings and outputs a ringing tone.

  As will be described later, the ringing sound from the sounder unit 38 is a ringing sound that rings when there is a call notice from another cordless telephone 30 in a conference call state. The ringing tone from the sounder unit 38 may be the same as the ringing tone that rings when there is a call from another cordless telephone 30 when not in a call state, or may be a different ringing tone. When different ringing sounds are used, the cordless telephone 30 includes a second ringing sound ringing section that rings with a second ringing sound when a call is made from another cordless telephone 30 when not in a call state. When different ringing sounds are used, it is easy to understand that a call notice has come from another cordless telephone 30 in a conference call state.

  The wireless unit 34 includes a transmission unit 34 a that transmits various information to the connection device 20 wirelessly, a reception unit 34 b that receives various information from the connection device 20 wirelessly, and an antenna 34 c. The wireless unit 34 transmits and receives various information wirelessly to and from the connection device 20 via the antenna 34c.

The earphone microphone unit 40 connects the earphone 41 that outputs sound, the microphone 42 that inputs sound, the remote control unit 44 that adjusts the volume of sound output to the earphone, the earphone 41 and the microphone 42, and the remote control unit 44. The remote control unit 44 includes an operation button 44a.
When the earphone microphone unit 40 is connected to the external input / output unit 35, the control unit 31 controls the earpiece microphone unit 40 and the microphone unit 37 so as not to function.

The telephone control unit 31 includes a CPU (Central Processing Unit) and is connected to a telephone storage unit 32, a telephone operation unit 33, a radio unit 34, an external input / output unit 35, a receiver unit 36, a microphone unit 37, and a sounder unit 38. The telephone controller 31 controls these components and the cordless telephone 30 as a whole. An operation program for the telephone control unit 31 is stored in the telephone storage unit 32, and the CPU operates according to the operation program.
In addition, when the cordless telephone 30 is in a conference call state, the telephone control unit 31 is instructed by the operator to give a call notice, and receives a call notice operation from the operator, for example, when a call notice button is pressed. First call notice information that informs that the call notice button has been pressed is read from the telephone storage unit 32 and transmitted from the wireless unit 34 to the control device 10 via the connection device 20.
As the call notice button, a specific button of the earphone microphone unit 40 or the operation unit 33, for example, an operation button 44a of the remote control unit 44 is assigned. When the operation button 44a of the remote control unit 44 is assigned as a call notice button, it becomes easy to accept a call notice operation from the operator of the cordless telephone 30.

The telephone control unit 31 also provides second call notice information for notifying that a call notice button has been pressed on another cordless telephone 30 in a conference call state when the cordless telephone 30 is in a conference call state. When receiving from the control device 10 via the connection device 20 and the wireless unit 34, the sounder unit 38 is instructed to ring a ringing tone, and the sounder unit 38 rings a ringing tone.
Also, the telephone control unit 31 instructs the sounder unit 38 to stop the ringing tone when the operator gives an instruction to stop the ringing tone while the ringing tone is ringing. As an instruction to stop the ringing tone, if any button is pressed on the earphone microphone unit 40 or the operation unit 33 during ringing, the telephone control unit 31 recognizes that the ringing tone is stopped.

  The telephone storage unit 32 stores in advance the first call notice information transmitted to the control device 10 and the information type of the second call notice information transmitted from the control device 10. The information type of the second call notice information stored in the telephone storage unit 32 is for collating with the second call notice information transmitted from the control device 10.

Next, the operation of the office cordless telephone system according to the present embodiment will be described with reference to FIGS. FIG. 3 is an operation flowchart of the cordless telephone 30 according to the present embodiment. FIG. 4 is an operation flowchart of the control device 10 according to the present embodiment.
First, the operation of the cordless telephone 30 will be described with reference to FIG. As shown in FIG. 3, it is first determined whether or not the cordless telephone 30 is in a conference call state (during a conference call) (step S1). If the cordless telephone 30 is in a conference call state (Yes in step S1), it is determined whether or not the call notice button has been pressed (step S2).

  When the call notice button is pressed (Yes in step S2), information on pressing the call notice button is captured by the telephone control unit 31 (step S8), and the first call notice information is read from the telephone storage unit 32 and wirelessly read. The data is transmitted from the unit 34 to the control device 10 via the connection device 20 (step S9), and the call is actually started (step S7).

  If the call notice button has not been pressed (No in step S2), information indicating that the call notice button has been pressed on another cordless telephone 30, that is, second call notice information has been received by the wireless unit 34. Is determined (step S3). If the second call notice information has not been received (No in step S3), the process returns to step S1. When the second call notice information is received (Yes in Step S3), the telephone control unit 31 sounds a ringing tone from the sounder unit 38 (Step S4).

  When an arbitrary button is pressed in the earphone microphone unit 40 or the telephone operation unit 33 while the ringing sound is ringing, that is, when the operator presses the ringing tone stop button (Yes in step S5), the telephone set The control unit 31 stops the ringing sound that rings from the sounder unit 38 (step S6), and the actual call is started (step S7).

  Next, operation | movement of the control apparatus 10 is demonstrated using FIG. As shown in FIG. 4, it is first determined whether or not a plurality of cordless telephones 30 are in a conference call state (step S11). If it is in the conference call state (Yes in step S11), it is determined whether or not the first call notice information is received from the cordless telephone 30 in the conference call state (step S12). If the first call notice information has not been received (No in step S12), the process returns to step S11.

  If the first call notice information is received (Yes in step S12), the second call notice information is transmitted to the other cordless telephone 30 in the conference call state via the connection device 20 (step S13). End the operation.

According to the present embodiment described above, in a conference call state, it is possible to notify a conference call participant of the start of a call by ringing a ringing tone as a call start signal. Can be suppressed.
In addition, since the conference call participant can recognize that a call such as work communication has occurred by ringing the call start signal with a ringing tone, even if he / she misses the call, the conference call participant should carry out a reconfirmation call In other words, since it is known that a call has occurred by ringing the ringing tone, it is possible to listen back to the conference call participant.

In addition, this invention is not limited to the said embodiment, It cannot be overemphasized that it can change variously in the range which does not deviate from the summary.
In addition, the present invention is understood not only as a system for executing processing according to the present invention, but also as an apparatus and method, a program for realizing such a method and system, and a recording medium for recording the program. can do.

    DESCRIPTION OF SYMBOLS 10 ... Control apparatus, 11 ... Control part, 12 ... Memory | storage part, 13 ... Operation part, 14 ... Connection IF, 15 ... External IF, 20 ... Connection apparatus, 30 ... Cordless telephone, 31 ... Telephone control part, 32 ... Telephone storage 33: Telephone operation unit, 34 ... Radio unit, 35 ... External input / output unit, 36 ... Reception unit, 37 ... Microphone unit, 38 ... Sounder unit, 39 ... Earphone microphone, 40 ... Earphone microphone unit, 41 ... Earphone, 42 ... microphone, 43 ... cable, 44 ... remote control unit, 44a ... operation buttons, 51 ... cordless telephone body, 52 ... cable, 53 ... earphone microphone, 54 ... helmet, 55 ... remote control unit.

Claims (1)

A plurality of mobile terminals each having a ringing sound ringing section for ringing a ringing tone;
A connection device connected to the plurality of mobile terminals by radio;
A telephone system comprising a control device connected to the connection device and controlling a conference call between the plurality of mobile terminals;
In a conference call state in which the mobile terminal is participating in a conference call between the mobile terminals, when receiving a call preview operation from an operator, the mobile terminal transmits first call preview information to the control device,
When receiving the first call notice information, the control device transmits second call notice information to the mobile terminals participating in the conference call,
When the mobile terminal receives the second call notice information, the mobile system sounds a ringing tone from the ringing tone ringing unit.

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