JPS63308454A - Voice multi-address broadcasting system - Google Patents

Abstract

PURPOSE:To enable terminal devices to deliver a broadcast to only necessary persons by connecting plural speakers to respective terminal devices and selecting those speakers optionally. CONSTITUTION:When a voice multi-address broadcast is delivered, speakers are selected on an operation board 1 and then a broadcasting request is made. A control part 2 which is actuated with the broadcasting request signal (d) dials the respective terminal devices 3a-3m automatically and send out speaker control signals ga-gm from speaker selective sending parts 23a-23m after the terminal devices answer. The terminal devices, on the other hand, discriminate the speaker control signals ga-gm by speaker selection discrimination parts 33 after automatic termination, and voice connection control parts 34 connect telephone line to specific speakers 36a-36k to which the specific voice outputs pa-pk are inputted. At this time, a broadcast sound from the operation board 1 is heard through only the specific speakers and not heard through other speakers. Consequently, a broadcast can be delivered to only necessary persons.

Description

[Detailed description of the invention] [Industrial application field] The present invention relates to control of a voice broadcast terminal.

〔overview〕

The present invention provides an audio broadcast system in which audio is transmitted from one center to a selected terminal among a plurality of terminals each equipped with a speaker and connected via a telephone line. By simultaneously transmitting audio to speakers selected from multiple speakers, the broadcast content can be transmitted only to those notified who need the information.

[Conventional technology]

Conventionally, in this type of audio broadcasting system, a speaker is connected to one terminal of the terminal, and the terminal transmits all broadcast content from the center through this speaker. It had become.

[Problem that the invention seeks to solve]

However, in the above-mentioned audio relay system, broadcasts are sent from - terminals to all speakers, so the content broadcast from one center is not necessary for many people on the terminal side. Even if it is only needed for a specific person, it will be sent from all speakers. Therefore, there was a drawback that even people who did not need to listen had to listen to the entire broadcast.

An object of the present invention is to improve this drawback and provide a voice broadcast system that allows broadcasts to be transmitted only to those who need them.

[Means for solving problems]

In the present invention, an operation console and a control unit placed in one center are connected to a plurality of terminals placed in each terminal through a telephone line network, and each terminal is connected to a plurality of speakers to operate the control unit. In the audio broadcasting system in which audio input by operating the terminal is transmitted all at once to the above-mentioned speakers, the above-mentioned terminal includes an audio connection control unit that selectively connects multiple speakers to a telephone line, and a a speaker selection identification section that controls the audio connection control section in accordance with a speaker selection signal received via the control panel; the control panel includes a speaker selection input section that instructs speaker selection; The present invention is characterized by comprising a speaker selection signal sending section that sends out the speaker selection signal to each terminal according to an instruction from the speaker selection input section.

[Effect]

One center is equipped with a control unit and a console, and a plurality of terminals are equipped with a plurality of speakers.

The operation console is equipped with a speaker selection input section that selects the speaker connected to the terminal, and uses the terminal response signal sent from the control section to check the display of the terminal response status and select the broadcast sound. Input from the input section.

The control section is provided with a terminal response monitoring section that monitors the response state of the terminal, and notifies the console of the terminal response state. Further, the speaker selection signal and broadcast sound sent from the speaker selection input section are sent from the operation console to the terminal via the network control section.

The terminal includes a speaker selection identification section that identifies the speaker selection signal, and an audio connection control section that connects the telephone line and the speaker line based on the identified speaker control signal.

〔Example〕

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

The figure is a block diagram of an embodiment of the present invention.

In this figure, one center consisting of an operation console 1 and a control unit 2 is connected to a plurality of terminals 3a to 3m through telephone lines ja to jm, respectively, and each terminal is equipped with a plurality of speakers 36a to 36k, respectively. is connected. For example, the center is installed at the head office, and each terminal is installed at each branch, and in each branch, the speaker 36a is installed at the branch office, the speaker 36b is installed at the general affairs department, and the speaker 36c is installed at the sales department. , and the speakers 36d are arranged in the accounting department.

When the terminal is called by a known means from the center,
The terminal response identification section 11 of the console 1 identifies the terminal response signal a sent from the control section 2 and outputs a terminal display signal a to the terminal response display section 12. The terminal response display unit 12 receives this terminal display signal and displays the terminals that have responded individually using a light emitting diode or the like. Broadcast sound input section 13
is composed of a microphone, etc., and converts the input voice and sends it to the control unit 2 as an audio signal C. The broadcast request input section 14 is composed of a switch and the like, and outputs a broadcast request signal d to the control section 2 when a broadcast request is made.

Next, in the control unit 2, the network control units 21a to 21m (m≧2
(integers) are connected to telephone lines ja~]m, respectively, and
Signal lines for a broadcast request signal d and an audio signal C are connected from the console 1. Further, the network control units 21a to 21m are activated by the broadcast request signal d, and the respective terminals 3
Telephone number storage unit 22a to store telephone numbers of 8 to 3m
This system receives the second predetermined telephone number signal fa-fm output from a predetermined telephone number signal FA-FM, and automatically dials each of these predetermined terminals. In addition, a terminal status signal h is sent to the terminal response monitoring unit 24 that monitors the terminal response status.
Output a to hm. The telephone number storage sections 22a to 22m each store the telephone number of the corresponding terminal, and send the respective telephone numbers fa to fm to the network control section activated by the broadcast request signal d among the network control sections 21a to 21m. Output.

In each of the terminals 38 to 3m, the contact 31 is a current mode logic relay contact, which operates when the incoming call detector 32 detects an incoming call. The incoming call detection section 32 detects a ringing signal from one of the telephone lines ja-jm and operates a current mode logic relay.

The feature of the present invention is that each of the terminals 3a to 3m includes a plurality of speakers 361 to 36, a speaker selection identification section 33 for selecting these speakers, a predetermined speaker, and a telephone line. Audio connection control unit 3 to be connected
4, and the control unit 2 sends a speaker control signal ga to the speaker selection identification unit 33 via each network control unit 21a to 21m.
Speaker selection signal transmission units 23a to 23m, which are transmission means for transmitting gm, are provided, and the speaker selection signal transmission unit 23a
~23m is the speaker selection signal ea-en from the control unit 2
and receive the corresponding speaker control signals ga-gm.
Output.

The operation console 1 includes speaker selection input sections 15a to 15n (an integer of n≧2) which are configured with switches and the like and which send out speaker selection signals ea-en to the speaker selection signal sending sections 23a to 23m by human operation. There is a koki with a koki.

Next, the operation will be explained.

When performing audio broadcasting, a broadcast request is made after selecting a speaker on the console 1. The control unit 2 activated by the broadcast request signal d automatically dials each terminal 3a to 3m, and after the terminal responds, the speaker selection sending unit 23a to
Speaker control signals ga-gm are sent from 23m. On the other hand, in the terminal device, after an automatic call reception, the speaker selection identification unit 33 identifies the speaker control signals ga-gm, and the audio connection control unit 34 connects the telephone line to a predetermined audio output pa based on the connection control signal k.
-pk is connected to a predetermined speaker 36a-36 for input. At this time, the broadcast sound from the console 1 can be heard only from a predetermined speaker, and cannot be heard from other speakers.

〔Effect of the invention〕

As explained above, according to the present invention, by connecting a plurality of speakers to each terminal and making it possible to arbitrarily select these speakers, the terminal can broadcast only to necessary personnel. It can be carried out. Therefore, there is an effect that accurate voice broadcast notifications can be sent to groups of personnel who each require a different message each time the message is needed.

[Brief explanation of drawings]

The figure is a block diagram of an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Operation console, 2... Control unit, 38-3m terminal device, 11... Terminal response identification unit, 12... Terminal response display unit, 13... Broadcast sound input unit, 14... -Broadcast request input section, 15a-15n...Speaker selection input section, 21a-
21m...Network control unit, 22a-22m...Telephone number storage unit, 23a-23m...Speaker selection signal sending unit, 24...Terminal response monitoring unit, 31...Contact points of current mode logic relay~ , 32... Incoming call detection section, 33... Speaker selection identification section, 34... Audio connection control section, 361-
36k...speaker, total...terminal response signal, b...
Terminal display signal, C...audio signal, d...broadcast request signal, ea-en...speaker selection signal, fa-fm.
・Telephone number signal, ga-gm...speaker control signal,
ha-hm...Terminal status signal, ja-jm/telephone line, pa-pk...audio output, k...connection signal.

Claims (1)

[Claims] (1) The operation console and control unit located at one center are connected to multiple terminals located at each terminal via a telephone line network, each terminal is connected to multiple speakers, and the operation console In the audio broadcasting system in which audio input through the operation of the terminal is simultaneously transmitted to the speakers, the terminal includes an audio connection control unit that selectively connects a plurality of speakers to a telephone line, and a voice connection control unit that selectively connects the plurality of speakers to the telephone line. a speaker selection identification section that controls the audio connection control section in accordance with a speaker selection signal received through the control panel; the control panel includes a speaker selection input section that instructs speaker selection; 1. An audio broadcasting system comprising a speaker selection signal sending section for sending the speaker selection signal to each terminal according to an instruction from a speaker selection input section.