JPH0567102B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a telephone terminal, and more particularly to a telephone terminal used for audio teleconferencing.

[Conventional technology]

In recent years, as communication processing services have become more sophisticated, audio teleconferencing services that allow multiple people to hold audio conferences at the same time have been put into practical use using public telephone networks. Audio teleconferencing services allow multiple people to communicate with each other or to convey the same information to multiple people at the same time, making it possible for corporate users to hold corporate meetings between the head office and other branch offices. There are many advantages in terms of speeding up information exchange, effective use of time, and improving work efficiency.

Conventionally, this audio teleconferencing service is connected to an audio teleconferencing device using a special number on the public telephone network, and the teleconference is conducted using this, so the telephone terminal of the user of this service is connected to the audio teleconferencing device as shown in Figure 3. However, it only had the functions of a regular telephone.
That is, a bell circuit 31 for displaying an incoming call, a 2W/4W conversion circuit 32 between the subscriber line and the telephone circuit, a receiving circuit 35, a transmitting circuit 36, a PB dial input section 38 for inputting dial information, It consisted of a PB transmission circuit section 37 that transmits a PB dial signal according to dial information, and a transmission selection section 33 that switches between transmitting a call and transmitting a PB dial signal.

[Problem that the invention seeks to solve]

With the conventional telephone terminals mentioned above, the faces of the participants cannot be seen, and the only way to confirm who is participating in the meeting is through person-to-person conversations.Especially in one-way conference formats, such as when giving instructions to the president, There is a disadvantage that there is no way to prevent information leakage because it is impossible to confirm the audience, and the contents of internal meetings may be leaked to competitors.
Because it has a major impact on the survival of the company,
Another drawback is that even if a telephone is mistakenly connected to another telephone due to a temporary failure of the public telephone network, it cannot be detected.

[Means for solving problems]

The telephone terminal of the present invention is a telephone terminal with a PB dial used for voice conferences, and includes a card reading section that reads an identification number of a card in which an identification number is stored, and an identification number read by the card reading section. The transmission side includes a PB transmission circuit unit that sends the number as a PB signal, and a data input unit that inputs the identification numbers of all the predetermined participants of the voice conference to be convened from the telephone terminal, and the data input unit an identification information storage section into which the identification number input from the input section is written;
Receives the PB signal sent from other telephone terminals participating in the audio conference and outputs its identification number.
a PB signal receiving circuit section, an identification verification section that verifies the received identification number and the identification number written in the identification information storage section, and an identification verification result display section that displays the verification results of the identification verification section. on the receiving side, and after the conference participant's telephone terminal is called, the identification information read by the card reader of the conference participant's telephone terminal is transferred to the conference organizer's telephone terminal. sent, and the telephone terminal of the conference organizer
The PB receiving circuit section converts the number into an identification number, the converted number and the identification number stored in the identification information storage section are compared in the identification verification section, and the result is displayed on the identification verification result display section. Ru.

[Effect]

The conference organizer stores the identification numbers of all conference participants as verification identification number information, and when the participants complete connection, the identification card is transferred to each participant's telephone terminal. Participants can be confirmed by having them input their card and checking the identification number on the organizer's side.

〔Example〕

Next, embodiments of the present invention will be described with reference to the drawings.

FIG. 2 is a diagram showing an example in which an embodiment of the telephone terminal of the present invention is used for an audio teleconference service.

In this example, three telephone terminals 20, 21, 22
This is a case where a conference is held using the telephone terminal 20 for use by the conference organizer.

FIG. 1 is a block diagram of telephone terminals 20-22.

When the identification card given to the conference participant in advance is inserted, the card reading section 14 reads the identification number and outputs it to the card reading control section 12. The card reading control section 12 inputs the identification number output by the card reading section 14 and controls the PB transmission circuit section 7.
The PB dial input section 8 (for example, a push button keyboard) controls the PB transmission circuit section 7 based on data input for sending out a PB dial signal. The PB transmission circuit section 7 is controlled by the PB dial input section 8 or the card reading control section 12.
Send a signal. The transmitting circuit section 6 is a transmitting circuit including a transmitter. The transmission selection section 3 normally turns off the circuit connected to the transmitting side under the control of the PB dial input section 8 or the card reading control section 12, and opens the gate when the PB transmission circuit section 7 sends the PB signal. The data input section 13 reads the identification numbers of all the conference participants input by card and writes them into the identification information storage section 11. PB receiving circuit section 4 was sent by the author.
Receives PB signal and outputs its identification number. The identification verification section 10 verifies the identification number output from the PB receiving circuit section 4 with the identification number of the identification information storage section 11 and displays the result on the identification verification result display section 9 . The receiving circuit unit 5 is a receiving circuit including a telephone receiver;
The 2W/4W conversion circuit section 2 is a conversion circuit between a two-wire subscriber line and the four-wire circuit section of this embodiment, and the bell circuit 1 is a bell ringing circuit for indicating an incoming call.

Next, the operation of this embodiment will be explained.

First, when the conference organizer calls a conference participant, the conference organizer must enter the telephone conference service identification code "1XX".
Input to PB dial input section 8. This information “1
XX” indicates PB transmission circuit section 7, transmission selection section 3,
Via 2W/4W conversion circuit section 2, bell circuit section 1,
The second dial tone is transmitted to the exchange, and after a while it is connected to the telephone conference device in the exchange, and the second dial tone is returned and detected by the reception circuit section 5. Next, the conference organizer sequentially inputs the conference start date and time, the usage time, the number of conference participants, and the telephone numbers of conference participants from the PB dial input section 8 according to the voice guidance from the exchange.
The conference reservation will now be registered.

Next, the conference organizer inputs the identification numbers of each of the conference participants through the data input section 13 and stores them in the identification information storage section 11. When the conference start time arrives, the telephone conference device calls the conference organizer and then the conference participants in order, and when all the participants have finished calling, the conference organizer is notified of the termination of the call by the receiving circuit unit 5. It sounds like Then, when the conference organizer inputs the conference start code from the PB dial input section 8, the conference is started. At this point, the conference organizer confirms the participants. Each conference participant inputs his or her identification card into the card reading section 14 of each telephone terminal 21, 22 in response to a voice instruction from the organizer. The information read by the card reading section 14 is transferred to the card reading control section 12, and under the control of the card reading control section 12, the information is sent out as a PB signal from the PB transmission circuit section 7, and the transmission selection section opened at the same time. 3 through gate 3 to the organizer's phone terminal 20.
It reaches the PB receiving circuit section 4. Here, the PB signal is converted into an identification number, the number is verified by the identification verification section 10, and the result is displayed on the identification verification result display section 9. With this display, it is possible to quickly and reliably check whether the person who has been convened is participating in the meeting, or whether the wrong person is participating in the meeting.

Note that in the telephone terminal 20 of the conference organizer, the card reading section 14 and the card reading control section 12 are not used, and in the other telephone terminals 21 and 22, the PB receiving circuit section 4, the identification verification result display section 9, Identification verification unit 1
0, the identification information storage section 11 and data input section 13 are not used.

〔Effect of the invention〕

As explained above, in the present invention, the organizer stores the identification numbers of all conference participants, and when the conference call connection is completed, each participant is required to insert his/her own identification card into his or her respective telephone terminal. By checking the identification number using the ID number, the identity of the intended participant can be confirmed reliably and quickly.
This has the effect of preventing leakage of meeting contents.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of one embodiment of the telephone terminal of the present invention, FIG. 2 is a diagram showing an example of conducting an audio conference using the telephone terminal of FIG. 1, and FIG. 3 is a diagram of a conventional telephone terminal. FIG. 2 is a block diagram of a telephone terminal. 1... Bell circuit section, 2... 2W/4W conversion circuit section, 3... Transmission selection section, 4... PB reception circuit section,
5... Receiving circuit section, 6... Transmitting circuit section, 7...
PB transmission circuit section, 8...PB dial input section, 9...
...Identification verification result display section, 10...Identification verification section, 1
1...Identification information storage unit, 12...Card reading control unit, 13...Data input unit, 14...Card reading unit, 20, 21, 22...Telephone terminal.

Claims (1)

[Claims] 1. A telephone terminal with a PB dial used for audio teleconferences, comprising: a card reading unit that reads an identification number of a card storing an identification number; and an identification number read by the card reading unit. PB
The transmission side includes a PB transmission circuit unit that sends signals, and a data input unit for inputting identification numbers of all predetermined participants in a voice conference to be convened from a telephone terminal; an identification information storage unit into which identification numbers are written, and a PB which receives PB signals sent from other telephone terminals participating in the audio conference and outputs the identification numbers.
a signal receiving circuit section; an identification verification section that matches the received identification number with the identification number written in the identification information storage section; and an identification verification result display section that displays the verification result of the identification verification section. , on the receiving side, and after the telephone terminal of the conference participant is called,
The identification information read by the card reader of the conference participant's telephone terminal is sent to the conference organizer's telephone terminal, and is converted into an identification number by the PB receiving circuit of the conference organizer's telephone terminal, The telephone terminal is characterized in that the converted number and the identification number stored in the identification information storage section are verified by the identification verification section, and the result is displayed on the identification verification result display section.