KR20000051904A - Broadcasting equipment control method - Google Patents

Abstract

PURPOSE: A method for controlling broadcasting equipments is provided to utilize functions such as simultaneous broadcasting or addition/cancel of broadcasting at a particular section by processing a progress status of the broadcasting equipments with a control equipment in a private exchange, in long-distance broadcasting. CONSTITUTION: A method for controlling broadcasting equipments comprises the steps of: making a terminal for broadcasting convert a general telephone line into an off-hook status; in the terminal, inputting a number of an arbitrary broadcasting equipment which called, to a private exchange; in the terminal, transmitting a call ring to the broadcasting equipments; in the broadcasting equipment, deciding whether the call ring is responded; if responding in the terminal, reporting a broadcasting point of the equipment to the private exchange; in the private exchange, detecting a start code and switching transmission of terminal line party to a receiving party of the equipment; and starting broadcasting in the terminal.

Description

Broadcasting equipment control method

The present invention relates to a method for controlling broadcast equipment using a private exchange, and in particular, by processing information from a private exchange to a control equipment, the broadcast progress of the broadcast equipment, or simultaneously adding or canceling broadcasts in a plurality of places or starting a specific area, and starting time. The present invention relates to a method for controlling broadcast equipment, which is suitable for implementing a function such as a decision.

In the existing private exchange, the broadcast progress could not be known, and only the simple broadcast which did not control the broadcast situation of a specific broadcast equipment was possible in the private exchange.

In addition, a terminal having a display function supported by a private exchange is required to indicate whether a broadcast is in progress, and for a data communication with a private exchange, the length of a line was possible only when the length of the line was about 1 km.

A broadcast apparatus and a broadcast method using such a private exchange will be described with reference to the accompanying drawings.

1 is a block diagram illustrating a broadcast apparatus using a conventional private exchange.

In the conventional broadcasting apparatus using a private switching system, as shown in Fig. 1, a subscriber line 1 connects a trunk line with a station by a telephone line (or a trunk line) in the premises switching facility and the belonging switching handling section. The private switch 2 which plays a role, the broadcasting equipment 3 for broadcasting the voice of the subscriber station 1 through the private switch 2, and the speaker which amplifies and outputs the voice of the subscriber station 1; It consists of (4).

At this time, between the private exchange 2 and the broadcast equipment 3 is connected by the lines 5a, 5b, 5c, 5n-1, 5n between the private exchange 2 and the broadcast equipment 3. Then, the broadcast equipment 3 and the speaker 4 are also connected by the lines 6a, 6b, 6c ... (6n-1) 6n between the broadcast equipment 3 and the speaker 4.

A broadcast apparatus using a conventional private switching system having such a configuration, when a user picks up the receiver of the subscriber station 1 and presses an access code of a specific broadcast equipment, occupies the corresponding broadcast equipment line (for example, 6a). The broadcast start sound is transmitted from the broadcasting equipment 3 to an amplifier (not shown), and then broadcasted through a speaker (for example, 4a) in the corresponding area.

There is a problem in the broadcast apparatus using the conventional private exchange and the broadcast method using the same.

First, only certain broadcast equipment could not interrupt or add a call during a predetermined broadcast zone call.

Second, when the broadcast requester cannot check the broadcasting progress status such as the response of each broadcasting equipment and the broadcasting transmission when calling several broadcasting equipments at the same time, the specific status broadcasting equipment does not work. There was no way.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and processes information from a private exchange to a control device in the progress of broadcasting equipment in a long-distance broadcasting environment where it is impossible to simultaneously listen to its own broadcast contents. The present invention provides a method for controlling broadcasting equipment that can implement functions such as simultaneous broadcasting of multiple places or addition / cancellation of broadcasting in a specific area and determination of start time.

According to a feature of the present invention for achieving the above object, the broadcasting terminal to make the normal telephone line off-hook state, inputting the number of any broadcasting equipment to be called in the broadcasting terminal to the private exchange, Transmitting a call ring from the private exchange to the broadcast device; determining whether there is a response to the call ring from the broadcast device; and if there is a response, the broadcast terminal determines a broadcast time point of the broadcast device. Switch reporting, switching the broadcast terminal line-side transmission to the receiving side of the broadcast equipment by detecting the broadcast start code in the private exchange, and starting the broadcast in the broadcasting terminal.

1 is a block diagram illustrating a broadcast apparatus using a conventional private exchange.

2 is a block diagram illustrating a broadcasting equipment control system using a private exchange of the present invention.

3 is a detailed block diagram of a broadcasting system control system according to the present invention shown in FIG.

4 is a flowchart illustrating a broadcast equipment control method of a broadcast equipment control system using a private exchange of the present invention.

* Description of the symbols for the main parts of the drawings *

10: broadcast terminal 11: private exchange

12: broadcasting equipment 13: speaker

Hereinafter, a configuration and an operation according to an exemplary embodiment of the present invention will be described with reference to the accompanying drawings.

FIG. 2 is a block diagram illustrating a broadcasting equipment control system using the private switching system of the present invention, and FIG. 3 is a detailed block diagram of the broadcasting equipment control system of the present invention as shown in FIG.

As shown in FIG. 2, the broadcasting equipment control system using the private switching system of the present invention includes a display unit (for example, a light emitting diode (LED) panel) capable of displaying the states of a plurality of broadcasting equipments (not shown). And a broadcast terminal controller 101 including a dual tone multi-frequency (hereinafter, referred to as DTMF) sender / receiver and a first line connection circuit 100 Ring detection unit for detecting first to nth broadcasting terminals 10a, 10b, 10c ... 10n connected to the switch 11, and a ring generated from the broadcasting terminal 10. (Not shown), a broadcast equipment control unit 121 consisting of a DTMF receiver, a congestion tone detection circuit for notifying a call termination, a speaker driving circuit, and a second line connection circuit unit 120 through a private switch ( 1st to nth broadcasting equipment 12a, 12b, 1 connected with 11) 2c)... 12n and a private exchange 11 for exchanging the signal of the broadcast terminal 10 to the broadcast equipment 12.

At this time, the private exchange 11 is a trunk line and extension call processing unit (11a) (11b) for processing calls generated from trunk lines and stations, and trunk line and extension interface unit (11c) (11d) for the interface of trunk lines and stations And an analog trunk circuit card (hereinafter abbreviated as ATC) 11e for connecting to a public switched telephone network (PSTN), and a single-line telephone that is a general telephone line to which home telephones are connected. And a resource control unit 11g for controlling resources such as a memory, a switch, a DTMF, a ring, and a tone.

At this time, the broadcast terminal 10 and the broadcast equipment 12 have a general telephone line connection circuit and are connected to the private switch 11.

The broadcast terminal 10 further includes a circuit that can be connected to an ATC used by being connected to a public switched telephone network.

The broadcast equipment 12 drives the speaker 13 through an amplifier (not shown).

4 is a flowchart illustrating a broadcast equipment control method of a broadcast equipment control system using a private exchange of the present invention.

In the broadcast equipment control method of the broadcast equipment control system using the private exchange of the present invention, as shown in FIG. 4, the broadcast terminal 10 makes the general telephone line SLC in an off hook state.

The subscriber interface unit (extension interface unit 11d) of the private exchange 11 detects this and reports it to the call processing unit (extension call processing unit 11b), and after confirming whether the call processing unit 11b is the broadcasting terminal 10. The dial tone is transmitted to the broadcasting terminal 10 having the general telephone line in the off-hook state.

Input the number of the broadcast equipment 12 to be called in the broadcast terminal 10. (201)

That is, the broadcasting terminal 10 continuously transmits information on the broadcasting zone to the private switchboard 11 in DTMF tones and broadcasts the broadcasting equipment of the zone to be selected from among the plurality of broadcasting equipment 12 (for example, the first one). Information to select the third to third broadcasting equipments 12a, 12b, and 12c is sent to the private exchange 11.

The private exchange 11 detects this through a DTMF receiver (not shown) and transmits a call ring to the corresponding broadcasting equipment (first to third broadcasting equipment 12a, 12b, 12c). )

The called broadcast equipment 12a, 12b, 12c detects the call ring and then off-hook the line and sends a response to the broadcast call to the exchange.

At this time, the broadcast equipment 12a, 12b, 12c determines whether there is a response.

As a result of the determination (203), if there is no response, it waits for the broadcasting equipment number to be called after storing the information on the non-response in the memory of the resource control unit 11g of the private exchange 11 and inputting (201).

However, when the determination result 203, if there is a response, information about whether or not there is a response is collected and stored in the memory of the resource control unit 11g of the private exchange 11.

After a predetermined time, the broadcast terminal 10 transmits a code for requesting response status data of the broadcast equipments 12a, 12b, and 12c through the general telephone line SLC to the private exchange 11 as a DTMF tone signal. .

The private exchange 11 analyzes the response status request codes of the broadcasting equipments 12a, 12b, and 12c through the DTMF receiver, and occupies the ATC line connected to the broadcasting equipments 12a, 12b, and 12c, and acquires each broadcasting equipment ( 12a) (12b) 12c transmits the status of the presence or absence of the response to the broadcasting terminal 10 in 1/0 DTMF tones continuously.

In the broadcast terminal 10, the broadcast equipment 12a that detects and responds to DTMF tone data received through the ATC line through the DTMF receiver (not shown) of the broadcast terminal controller 101 through the first line connection circuit 100. 12b and 12c turn on the registered LED lamp.

The user of the broadcasting terminal 10 to be broadcast is watching the LED lamp (not shown) displayed on the broadcasting terminal 10 and does not respond to the broadcasting equipment (12a, 12b, 12c). 12b) may be re-transmitted to the private exchange 11 via SLC, and the corresponding broadcast equipment 12b may be called again, and the private exchange 10 may be unique to the broadcast equipment 12b through the DTMF receiver. After recognizing the number, if the corresponding broadcast equipment 12b does not respond, the broadcast call ring is transmitted once again.

The broadcast terminal 10 retransmits the unique number of the broadcast device (for example, the first broadcast device 12a) that the broadcast device 12a or 12c in response to the call wants to cancel the broadcast, and retransmits the corresponding broadcast device 12a. You can cancel the call to.

The private exchange 11 recognizes the unique number of the broadcasting equipment (for example, the third broadcasting equipment 12c) through the DTMF receiver, and when the corresponding broadcasting equipment 12c responds, the general telephone to which the broadcasting equipment 12c is connected. A congestion tone is sent out on the line SLC.

When the broadcast equipment 12c detects a congestion tone through the line SLC, the broadcast equipment 12c turns on its own line and turns off the power of the amplifier and the speaker 13c.

The broadcast terminal 10 reports the start of the broadcast to the private exchange 11 at the time when the broadcast terminal 10 checks the state of all the broadcast equipment 12 and then attempts to broadcast.

At this time, the broadcast start code is transmitted in DTMF tones.

The private exchange 11 switches the line (SLC) side transmission of the broadcast terminal 10 to the receive switch side of all the broadcast equipment 12 in the standby state after detecting and responding to the broadcast start code through the DTMF receiver. 205)

Broadcast on the broadcast terminal (206).

The present invention as described above has the following effects.

First, many broadcast devices can be called at once with only a few specific codes.

Second, even a whole broadcast call can be turned off or added to individual broadcast equipment, thereby providing flexibility for the broadcaster's manipulation, mistakes, or situational changes.

Third, the failure state of the distributed broadcasting equipment can be known through the display unit (LED panel) of the broadcasting terminal, thereby preventing the problem of not listening to the broadcasting.

Fourth, by using the switching function of the switch to connect all at once, it is possible to prevent the noise generated by the broadcast standby.

Claims (2)

Making, by the broadcasting terminal, the normal telephone line in an off hook state; Inputting a number of any broadcasting equipment to be called in the broadcasting terminal to a private exchange; Sending a call ring from the private exchange to the any broadcast equipment; Determining whether there is a response to the call ring in the broadcast equipment; Reporting, by the broadcast terminal, a broadcast point of time of the broadcast device when the response is received, the private exchange; Switching the broadcast terminal line-side transmission to a receiving side of the broadcasting equipment by detecting the broadcasting start code at the private exchange; And starting the broadcast in the broadcast terminal. The method of claim 1, wherein the determining whether the broadcast device has a response to the call ring comprises: storing information on the presence or absence of a response to the call ring, in the private exchange, and storing response state data of the broadcast devices. Transmitting to the private exchange, analyzing the response status request code of the broadcast equipment at the private exchange, and occupying a line connected to the broadcast equipment; and a status of whether the broadcast equipment is answered or not. Broadcasting equipment control method comprising the step of transmitting to.