CN110620897A - Multifunctional telephone conference system and method - Google Patents

Abstract

The invention discloses a multifunctional teleconference system and a method, wherein the multifunctional teleconference system comprises a plurality of branches, each branch comprises a telephone terminal, a telephone network and an audio coupler which are sequentially connected, and the audio coupler of each branch is connected to a sound console; the sound console controls input and output audio signals through the switch matrix, dynamically adjusts the volume, and sets input and output audio routes, so that each input route is isolated from the output route, echoes caused by sound return are avoided, and the input of one route and the output of other routes are connected through the switch.

Description

A multi-functional teleconferencing system and method

technical field

The invention belongs to the technical field of teleconferencing, and in particular relates to a multifunctional teleconferencing system and method.

Background technique

The statements in this section merely provide background information related to the present disclosure and do not necessarily constitute prior art.

The traditional teleconferencing system is mainly implemented based on the combination of software and hardware, involving core control units, access processing units, and management units. The speaker's speaking and listening status, so the usage scenarios of the system are limited.

Contents of the invention

In order to overcome the shortcomings of the above-mentioned prior art, the present invention provides a multi-functional teleconferencing system, which is built based on pure hardware and does not need to add a special software control system; it has rich functions, and by changing the relevant settings, it can flexibly realize that the moderator can speak alone, Designate participants to speak and listen, and all participants to speak and discuss functions to meet the needs of different scenarios.

In order to achieve the above purpose, one or more embodiments of the present invention provide the following technical solutions:

A multifunctional conference call system, comprising:

a number of branches, each branch comprising a telephone terminal, a telephone network, and an audio coupler connected in sequence, the audio coupler of each branch being connected to a mixer;

The mixer controls the input and output audio signals through the switch matrix, dynamically adjusts the volume, and sets the input and output audio routes so that each input is isolated from the output route to avoid echoes caused by the return of sound. One input and the other outputs are connected through switch control;

In a further technical solution, the audio coupler includes a coupling unit, a dialing unit and an automatic answering unit, and the dialing unit and the automatic answering unit are respectively connected to the coupling unit;

Wherein, the coupling unit is used to demodulate the telephone voice of the participant collected by the telephone terminal into an analog signal to be connected to the mixer, and couple the output signal of the mixer to the telephone voice and send it to the corresponding participant of the telephone terminal;

The dialing unit is used to call the telephone terminal of the participant to realize the function of calling the participant to join the meeting;

The automatic answering unit is used to automatically connect the call initiated by the telephone terminal of the participant, so as to realize the function of the participant joining the conference independently.

In a further technical solution, one end of the mixer is connected to a microphone, and the microphone is connected to the mixer through an input switch.

In a further technical solution, one end of the coupling unit is connected to the telephone network through a telephone line interface, and communicates with the telephone terminal through the telephone network.

In a further technical solution, the coupling unit is also connected to the input and output channels of the switch matrix of the mixer through the audio output interface and the audio input interface respectively, and the input and output channels of the switch matrix of the mixer are all provided with independent switches .

The invention also discloses a working method of a multifunctional teleconferencing system, including:

Turn on the switch between the microphone and the switch matrix of the mixer, the switch of the input channel of the switch matrix of the mixer is turned off, the audio is transmitted to the telephone terminal through the mixer, the audio coupler, and the telephone network, and the voice information is received through the telephone terminal; or

Turn on the switch between the microphone and the switch matrix of the mixer, one of the input and output channel switches of the switch matrix of the mixer is turned on, the other input channel switches are turned off, the output channel switches are turned on, and the audio passes through the mixer, audio coupler, telephone network Transmission to a certain telephone terminal to realize the reception and broadcasting of voice information of a certain telephone terminal; or

Turn on the switch between the microphone and the switch matrix of the mixer, all the input and output channel switches of the switch matrix of the mixer are turned on, and the audio is transmitted to all telephone terminals through the mixer, audio coupler, and telephone network. Voice messages are transmitted to the mixer and broadcast.

In a further technical solution, a certain input and output channel switch of the switch matrix of the mixing console is turned on, other input channel switches are turned off, and output channel switches are turned on or off.

The above one or more technical solutions have the following beneficial effects:

Based on the construction of the hardware structure, the overall system structure is simple, and there is no need to add a special software control system; the function is rich, and by changing the relevant settings, it is possible to flexibly realize the host to speak alone, the designated participants to speak and listen, and all participants to speak and discuss and other functions to meet the needs of different scenarios.

In the present disclosure, each telephone terminal is provided with a separate control branch, and the communication between each telephone terminal and the mixer is controlled by an independent switch, so free control of the communication status of all telephone terminals can be realized.

Description of drawings

The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention, and the schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention.

FIG. 1 is a schematic diagram of the overall structure of a multifunctional teleconferencing system according to an embodiment of the present invention;

2 is a schematic structural diagram of an audio coupler according to an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a mixing console switch matrix according to an embodiment of the present invention.

Detailed ways

It should be noted that the following detailed description is exemplary and intended to provide further explanation of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It should be noted that the terminology used here is only for describing specific embodiments, and is not intended to limit exemplary embodiments according to the present invention. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural, and it should also be understood that when the terms "comprising" and/or "comprising" are used in this specification, they mean There are features, steps, operations, means, components and/or combinations thereof.

In the case of no conflict, the embodiments and the features in the embodiments of the present invention can be combined with each other.

General train of thought that the present invention proposes:

A multifunctional teleconference system, comprising: several branches, each branch including a telephone terminal, a telephone network, and an audio coupler connected in sequence, and the audio coupler of each branch is connected to a mixer; by changing the relevant Settings can flexibly implement functions such as the host speaking alone, designated participants speaking and listening, and all participants speaking and discussing, to meet the needs of different scenarios.

Embodiment one

This embodiment discloses a multifunctional teleconferencing system, which can meet usage requirements in different scenarios. The implementation of the system is shown in Figure 1: it includes: several branches, each branch includes a telephone terminal, telephone network, and audio coupler connected in sequence, and the audio coupler of each branch is connected to the mixer.

The implementation structure of the audio coupler is shown in Figure 2: the audio coupler includes a coupling unit, a dialing unit and an automatic answering unit. The coupling unit is used to demodulate the participant's telephone voice into an analog signal to be connected to the mixer, and couple the output signal of the mixer to the telephone voice and send it to the participant; the dial unit is used for the host to actively call the participant The telephone terminal of the participant realizes the function of calling the participant to join the conference; the automatic answering unit is used to automatically connect the call initiated by the participant and realize the function of the participant joining the conference independently. The telephone network is used to transmit telephone voice.

The telephone terminal is used to collect the voices of the participants, and its function is equivalent to that of an ordinary telephone. Each phone terminal listens passively, can hear other terminals, or does not listen, depending on the setting of the mixer.

The switch matrix structure of the mixer is shown in Figure 3: the mixer is respectively connected to the telephone terminals of the participants through the telephone network through the audio coupler; the mixer is directly connected to the microphone of the host.

The mixing console is used to control the input and output audio signals through the switch matrix, dynamically adjust the volume, and set the input and output audio routing. In particular, the i-th input and the i-th output are routed separately to avoid echoes caused by sound return. The i-th input and the rest of the outputs are connected through switches to specify whether the rest of the participants can listen.

The microphone is used to collect the host's voice.

Implementation Example 2

A method for using a multifunctional teleconferencing system, comprising:

Turn on the switch between the microphone and the switch matrix of the mixer, the switch of the input channel of the switch matrix of the mixer is turned off, the audio is transmitted to the telephone terminal through the mixer, the audio coupler, and the telephone network, and the voice information is received through the telephone terminal; or

Turn on the switch between the microphone and the switch matrix of the mixer, one of the input and output channel switches of the switch matrix of the mixer is turned on, and the other input channel switches are turned off, and the audio is transmitted to a certain phone through the mixer, audio coupler, and telephone network terminal, to realize the receiving and broadcasting of voice information of a certain telephone terminal; or

Turn on the switch between the microphone and the switch matrix of the mixer, all the input and output channel switches of the switch matrix of the mixer are turned on, and the audio is transmitted to all telephone terminals through the mixer, audio coupler, and telephone network. Voice messages are transmitted to the mixer and broadcast.

Specific adaptation scenarios:

Scenario 1: The moderator speaks alone, and the rest of the participants cannot speak and only listen.

The operation method is: on the mixer, turn on the sound input switch of the host microphone, turn off the sound input switch of all participants, and turn on the sound output switch of all participants.

Scenario 2: The designated participant speaks, and the rest of the participants cannot speak, but they can control whether they are allowed to listen.

The operation method is: turn on the host microphone sound input switch on the mixer, turn on the sound input and output switches of the designated participants, turn off the sound input switches of other participants, and decide whether to turn on the sound output switches of other participants as needed to allow or disable other participants to listen.

Scene 3: All participants speak and discuss.

The operation method is as follows: turn on the sound input switch of the host microphone on the mixer, and turn on the sound input and output switches of all participants.

The disclosed system has a simple structure, is based on pure hardware, and can realize the function of the teleconferencing system without adding a special software control system.

This disclosure can individually set the speaking and listening status of each participant according to meeting requirements, and quickly realize the functions of the host speaking alone, designated participants speaking and listening, and all participants speaking and discussing.

The method of joining the conference in the present disclosure is flexible, and the moderator can actively call the telephone terminal of the participants to call the participants to join the conference, or the participants can initiate a call independently to realize the automatic joining of the conference.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Although the specific implementation of the present invention has been described above in conjunction with the accompanying drawings, it does not limit the protection scope of the present invention. Those skilled in the art should understand that on the basis of the technical solution of the present invention, those skilled in the art do not need to pay creative work Various modifications or variations that can be made are still within the protection scope of the present invention.

Claims (7)

1. A multifunctional teleconferencing system, characterized in that it comprises: a number of branches, each branch comprising a telephone terminal, a telephone network, and an audio coupler connected in sequence, the audio coupler of each branch being connected to a mixer; The mixer controls the input and output audio signals through the switch matrix, dynamically adjusts the volume, and sets the input and output audio routes so that each input is isolated from the output route to avoid echoes caused by the return of sound. One input and the remaining outputs are connected through switches. 2. A kind of multifunctional teleconferencing system as claimed in claim 1, wherein the audio coupler comprises a coupling unit, a dialing unit and an automatic answering unit, and the dialing unit and the automatic answering unit are respectively connected to the coupling unit; Wherein, the coupling unit is used to demodulate the telephone voice of the participant collected by the telephone terminal into an analog signal to be connected to the mixer, and couple the output signal of the mixer to the telephone voice and send it to the corresponding participant of the telephone terminal; The dialing unit is used to call the telephone terminal of the participant to realize the function of calling the participant to join the meeting; The automatic answering unit is used to automatically connect the call initiated by the telephone terminal of the participant, so as to realize the function of the participant joining the conference independently. 3. The multifunctional teleconferencing system according to claim 1, wherein one end of the mixer is connected to a microphone, and the microphone is connected to the mixer through an input switch. 4. A multifunctional teleconferencing system according to claim 1, wherein one end of the coupling unit is connected to a telephone network through a telephone line interface, and communicates with the telephone terminal through the telephone network. 5. A kind of multifunctional teleconferencing system as claimed in claim 1, characterized in that, the coupling unit is also connected to the input and output channels of the switch matrix of the mixing console through an audio output interface and an audio input interface respectively, and the tuner The input and output channels of the sound console switch matrix are all equipped with independent switches. 6. A working method of a multifunctional teleconferencing system, characterized in that it comprises: Turn on the switch between the microphone and the switch matrix of the mixer, the switch of the input channel of the switch matrix of the mixer is turned off, the audio is transmitted to the telephone terminal through the mixer, the audio coupler, and the telephone network, and the voice information is received through the telephone terminal; or Turn on the switch between the microphone and the switch matrix of the mixer, one of the input and output channel switches of the switch matrix of the mixer is turned on, and the other input channel switches are turned off, and the audio is transmitted to a certain phone through the mixer, audio coupler, and telephone network terminal, to realize the receiving and broadcasting of voice information of a certain telephone terminal; or Turn on the switch between the microphone and the switch matrix of the mixer, all the input and output channel switches of the switch matrix of the mixer are turned on, and the audio is transmitted to all telephone terminals through the mixer, audio coupler, and telephone network. Voice messages are transmitted to the mixer and broadcast. 7. The working method of a kind of multifunctional teleconferencing system as claimed in claim 6, is characterized in that, a certain input and output channel switch of mixer switch matrix is opened, and all the other input channel switches are closed, and the output channel switch is opened or closed .