CN104253699A - Method and device for establishing teleconference - Google Patents
Method and device for establishing teleconference Download PDFInfo
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- CN104253699A CN104253699A CN201410445466.2A CN201410445466A CN104253699A CN 104253699 A CN104253699 A CN 104253699A CN 201410445466 A CN201410445466 A CN 201410445466A CN 104253699 A CN104253699 A CN 104253699A
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Abstract
The invention discloses a method for establishing a teleconference, comprising the following steps of establishing the teleconference by a first input terminal and a first power amplifier terminal in a first conference room as well as a second input terminal and a second power amplifier terminal in a second conference room; receiving a first voice signal which is input by the first input terminal in the first conference room, and sending the received first voice signal to the second power amplifier terminal of the second conference room; receiving a second voice signal which is input by the second input terminal of the second conference room, and sending the received second voice signal to the first power amplifier terminal of the first conference room. The invention further discloses a device for establishing the conference. According to the method for establishing the conference and the device for establishing the conference, the power amplifier terminals are arranged in the conference rooms, and the output of the voice signals is restricted, so that all conferees can clearly hear the voice signals of the opposite-terminal conference room.
Description
Technical field
The present invention relates to teleconference field, particularly relate to the method and device of setting up teleconference.
Background technology
Along with the development of society, more and more company needs to pass through remote phone meeting and comes the communication of quick finishing service and co-ordination.If rapid build remote phone conferencing environment on the basis of traditional meeting room, except cost compare height, when the space of meeting room is larger time (meeting room as 20-30 people), only whole meeting room cannot be covered by a TeleConference Bridge, cannot meet requested session, if build the teleconference room environmental of specialty, lower deployment cost is too high, and need predetermined waiting in turn, the demand of fast assembling videoconference whenever and wherever possible cannot be met.
There is a lot of solution being built remote phone conference system by intelligent terminal at present, but be mainly used for mobile environment, but not meeting room environment.Participant as meeting room passes through the software building remote phone meeting such as multi-person speech session or POLYCOM mobile phone terminal APP of QQ, participant in branch office accesses teleconference by PC, go on business or mobile in participant can access teleconference by the APP of intelligent terminal.But this traditional multi-person speech conference system cannot solve traditional meeting room when carrying out remote phone meeting, produce the problem of interference of seriously echoing.
Foregoing, only for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.
Summary of the invention
Main purpose of the present invention is to solve in teleconference process the technical problem producing interference of echoing.
For achieving the above object, a kind of method of building teleconference provided by the invention, the method for described establishment teleconference comprises the following steps:
According to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference; Wherein, described first input terminal and described second input terminal are used for input speech signal; Described first power amplifier terminal and described second power amplifier terminal are for exporting voice signal and input speech signal;
Receive the first voice signal of the first input terminal input in Conference Room I, described first voice signal received is sent to the second power amplifier terminal of Conference Room II;
When receiving described second voice signal of Conference Room II second input terminal input, described second voice signal received is sent to the first power amplifier terminal of Conference Room I.
Preferably, described according to the first input terminal in Conference Room I and the first power amplifier terminal, and before the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference step, the method for described establishment teleconference also comprises:
The incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern.
Preferably, in described reception Conference Room I first input terminal input the first voice signal step after, the method of described establishment teleconference also comprises: convert described first voice signal to first facsimile signal, and described first facsimile signal is sent to the described second power amplifier terminal of described Conference Room II and described second input terminal;
Described receive the second voice signal of Conference Room II second input terminal input time step after the method for described establishment teleconference also comprise: convert described second voice signal to second facsimile signal, and described second facsimile signal be sent to the described first power amplifier terminal of described Conference Room I and described first input terminal.
Preferably, when described Conference Room II comprises multiple described second power amplifier terminal, before described first voice signal received is sent to the step of the second power amplifier terminal of Conference Room II, the method of described establishment teleconference also comprises: quantity and the position of detecting described second power amplifier terminal, and according to the quantity of described second power amplifier terminal and position, described first voice signal is assigned to each described second power amplifier terminal;
When described Conference Room I comprises multiple described first power amplifier terminal, before described second voice signal received is sent to the step of the first power amplifier terminal of Conference Room I, the method of described establishment teleconference also comprises: quantity and the position of detecting described first power amplifier terminal, according to the quantity of described first power amplifier terminal and position, described second voice signal is assigned to each described first power amplifier terminal.
Preferably, in quantity and the position of the described second power amplifier terminal of described detection, and before according to the quantity of described second power amplifier terminal and position described first voice signal being assigned to the step of each described second power amplifier terminal, the method for described establishment teleconference also comprises:
Eliminate the acoustic echo in described first voice signal;
In quantity and the position of the described first power amplifier terminal of described detection, before according to the quantity of described first power amplifier terminal and position described second voice signal being assigned to the step of each described first power amplifier terminal, the method for described establishment teleconference also comprises:
Eliminate the acoustic echo in described second voice signal.
In addition, for achieving the above object, the present invention also provides a kind of device setting up teleconference, and the device of described establishment teleconference comprises:
Creation module, for according to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference; Wherein, described first input terminal and described second input terminal are used for input speech signal; Described first power amplifier terminal and described second power amplifier terminal are for exporting voice signal and input speech signal;
First processing module, for receiving the first voice signal of the first input terminal input in Conference Room I, is sent to the second power amplifier terminal of Conference Room II by described first voice signal received;
Second processing module, during for receiving described second voice signal of Conference Room II second input terminal input, is sent to the first power amplifier terminal of Conference Room I by described second voice signal received.
Preferably, the device of described establishment teleconference also comprises:
Select module, for the incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern.
Preferably, the device of described establishment teleconference also comprises:
First modular converter, for converting described first voice signal to first facsimile signal, and is sent to the described second power amplifier terminal of described Conference Room II and described second input terminal by described first facsimile signal;
Second modular converter, for converting described second voice signal to second facsimile signal, and is sent to the described first power amplifier terminal of described Conference Room I and described first input terminal by described second facsimile signal.
Preferably, the device of described establishment teleconference also comprises:
First distribution module, for when described Conference Room II comprises multiple described second power amplifier terminal, detect quantity and the position of described second power amplifier terminal, and according to the quantity of described second power amplifier terminal and position, described first voice signal is assigned to each described second power amplifier terminal;
Second distribution module, for when described Conference Room I comprises multiple described first power amplifier terminal, detect quantity and the position of described first power amplifier terminal, and according to the quantity of described first power amplifier terminal and position, described second voice signal is assigned to each described first power amplifier terminal.
Preferably, the device of described establishment teleconference also comprises:
First echo cancellation module, for eliminating the acoustic echo in described first voice signal;
Second echo cancellation module, for eliminating the acoustic echo in described second voice signal.
The present embodiment by arranging the first power amplifier terminal in Conference Room I, and restriction only has the first power amplifier terminal could export the second voice signal, and the first power amplifier terminal and the first input terminal all can not export the first voice signal; Second power amplifier terminal is set in Conference Room II, and restriction only has the second power amplifier terminal could export the first voice signal, second power amplifier terminal and the second input terminal all can not export the second voice signal, any moment in Conference Room I and Conference Room II is made all to only have a voice signal to export, thus the phenomenon of interference of echoing can not be produced, and then make participant can hear the voice signal of opposite end meeting room clearly.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet that method first embodiment of teleconference is set up in the present invention;
Fig. 2 is the schematic flow sheet that method second embodiment of teleconference is set up in the present invention;
Fig. 3 is the schematic flow sheet that method the 3rd embodiment of teleconference is set up in the present invention;
Fig. 4 is the schematic flow sheet that method the 4th embodiment of teleconference is set up in the present invention;
Fig. 5 is the schematic flow sheet that method the 5th embodiment of teleconference is set up in the present invention;
Fig. 6 is the high-level schematic functional block diagram that device first embodiment of teleconference is set up in the present invention;
Fig. 7 is the high-level schematic functional block diagram that device second embodiment of teleconference is set up in the present invention;
Fig. 8 is the high-level schematic functional block diagram that device the 3rd embodiment of teleconference is set up in the present invention;
Fig. 9 is the high-level schematic functional block diagram that device the 4th embodiment of teleconference is set up in the present invention;
Figure 10 is the high-level schematic functional block diagram that device the 5th embodiment of teleconference is set up in the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of method setting up teleconference, is the schematic flow sheet that method first embodiment of teleconference is set up in the present invention with reference to Fig. 1, Fig. 1.
In one embodiment, the method setting up teleconference comprises the following steps: in teleconference process,
Step S00: according to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference;
Step S10: the first voice signal receiving the first input terminal input in Conference Room I, is sent to the second power amplifier terminal of Conference Room II by the first voice signal received;
Step S10 comprises step S11: the first voice signal receiving the input of Conference Room I first input terminal; Step S12: the second power amplifier terminal the first voice signal received being sent to Conference Room II.
First processing module first receives the first voice signal of Conference Room I, then the first voice signal is sent to the second power amplifier terminal.In the present embodiment, the first voice signal that participant in the Conference Room I received sends by the first input terminal converts first signal of telecommunication to, first signal of telecommunication is sent to the second power amplifier terminal by the first processing module, and first signal of telecommunication is reduced into the first voice signal and exports in Conference Room II by the second power amplifier terminal.In the process, the first input terminal of Conference Room I is only had first to receive the first voice signal, second power amplifier terminal of Conference Room II could export the first voice signal, and the second input terminal of the first power amplifier terminal of Conference Room I, the first input terminal and Conference Room II all can not export the first voice signal.
Step S20: when receiving described second voice signal of Conference Room II second input terminal input, the second voice signal received is sent to the first power amplifier terminal of Conference Room I;
Step S20 comprises: step S21: the second voice signal receiving the input of Conference Room II second input terminal; The second voice signal received is sent to the first power amplifier terminal of Conference Room I by step S22.
Second processing module first receives the second voice signal of Conference Room II, then the second voice signal is sent to the first power amplifier terminal.In the present embodiment, the second voice signal that participant in the Conference Room II received sends by the second input terminal converts second signal of telecommunication to, second signal of telecommunication is sent to the first power amplifier terminal by the second processing module, and second signal of telecommunication is reduced into the second voice signal and exports in Conference Room I by the first power amplifier terminal.In the process, the second input terminal of Conference Room II is only had first to receive the second voice signal, first power amplifier terminal of Conference Room I could export the second voice signal, and the first input terminal of the second power amplifier terminal of Conference Room II, the second input terminal and Conference Room I all can not export the second voice signal.
The execution of step S10 and S20, without sequencing, first can perform step S10, or first performs step S20, or step S10 and S20 performs simultaneously.
Wherein, the first input terminal and the second input terminal can only input speech signals, can not export voice signal; First power amplifier terminal and the second power amplifier terminal can export voice signal, again can input speech signal.First input terminal can only input the first voice signal of Conference Room I, and the second input terminal can only input the second voice signal of Conference Room II; The first voice signal that first power amplifier terminal can input Conference Room I can export the second voice signal again, and the second voice signal that the second power amplifier terminal can input Conference Room II can export the first voice signal again.
The present embodiment by arranging the first power amplifier terminal in Conference Room I, and restriction only has the first power amplifier terminal could export the second voice signal, and the first power amplifier terminal and the first input terminal all can not export the first voice signal; Second power amplifier terminal is set in Conference Room II, and restriction only has the second power amplifier terminal could export the first voice signal, second power amplifier terminal and the second input terminal all can not export the second voice signal, any moment in Conference Room I and Conference Room II is made all to only have a voice signal to export, thus the phenomenon of interference of echoing can not be produced, and then make participant can hear the voice signal of opposite end meeting room clearly.
Reference Fig. 2, Fig. 2 are the schematic flow sheet that method second embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, before execution step S00, the method that teleconference is set up in the present invention also comprises:
S30: the incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern;
In the present embodiment, first host sends meeting instruction, and the first processing module and the second processing module set up a teleconference after receiving the meeting instruction of host.First processing module receives the incoming instruction of participant in Conference Room I, then accesses teleconference according to the incoming instruction determination mobile terminal received with power amplifier terminal pattern, or with the pattern of input terminal access teleconference.Each participant, according to actual conditions, determines oneself role in a meeting, then selects corresponding pattern.Such as, if participant is common participant, and export in the scope of voice signal covering in a upper power amplifier terminal, so this participant just selects to access with input terminal pattern, the voice signal that a upper power amplifier terminal exports if can not hear clearly in the position at participant place, so separately establishes a power amplifier terminal or this participant to select to access with the pattern of power amplifier terminal in this position.In like manner, the second processing module receives the instruction of participant in Conference Room II, then accesses teleconference according to the instruction determination mobile terminal received with power amplifier terminal pattern, or with the pattern of input terminal access teleconference.
Owing to not playing the power amplifier terminal of this meeting room voice signal in same meeting room, when same meeting room is larger time, the participant made a speech apart from this meeting room is apart from distant place, the voice signal that the spokesman that can not hear clearly sends, now just needs a meeting room to arrange as two meeting rooms.Such as, Conference Room I is larger, and need 40 participants to participate in this teleconference simultaneously, so now just 40 participants should be divided into two groups, namely 20 participants form a sub-meeting room.Particularly, Conference Room I comprises the first son conference room and the second son conference room, first son conference indoor are provided with the first sub-power amplifier terminal can playing the indoor second sub-voice messaging of the second son conference, and the second son conference indoor are provided with the second sub-power amplifier terminal can playing the indoor first sub-voice messaging of the first son conference.When participating in this teleconference number and being more, a meeting room can be divided into more son conference room, the setting specifically arranged with reference to two sub-meeting rooms is analogized.In like manner, when in Conference Room II, number of participants is too many, also Conference Room II can be divided into the 3rd son conference room and the 4th son conference room, when participant number is more, the rest may be inferred.Namely, when the participant number of both sides is all many, be equivalent to the first son conference room, the second son conference room, the 3rd son conference room and the 4th son conference room and participate in this teleconference simultaneously.
In the present embodiment, participant can select suitable pattern access teleconference platform by sending instruction, while guaranteeing to hear clearly the voice signal of opposite end meeting room, does not produce the phenomenon that echoes, is conducive to participant and better participates in a conference.
Reference Fig. 3, Fig. 3 are the schematic flow sheet that method the 3rd embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, after execution step S11, the method that teleconference is set up in the present invention also comprises:
S40: convert the first voice signal to first facsimile signal, and the second power amplifier terminal and the second input terminal that the first facsimile signal are sent to Conference Room II;
In conference process, what participant was of short duration leave the meeting room and mutual interchange between adjacent participant all likely affects participant and receives the audio signal that opposite end meeting room sends.Even if when clearly hearing the voice signal that this meeting room power amplifier terminal exports, participant is also difficult to the voice signal guaranteeing to receive the meeting room transmission of all opposite ends accurately.In order under the prerequisite not producing reverberation phenomenon, guarantee participant accurately can receive the meaning that opposite end meeting room participant will express, and needs voice signal to be converted to the participant that facsimile signal sends to opposite end meeting room.Particularly, participate in teleconference for two meeting rooms simultaneously, after first voice signal of the first input terminal reception participant of Conference Room I, the first voice signal is converted to first signal of telecommunication, and first signal of telecommunication is sent to the first modular converter, first modular converter is sent to the second power amplifier terminal of Conference Room II and multiple second input terminal by after the first signal of telecommunication conversion, and first signal of telecommunication after conversion is converted to the first graph text information and exports by the second power amplifier terminal and the second input terminal.
The present embodiment is by converting the first voice signal to first facsimile signal and sending to the second power amplifier terminal and the second input terminal, make each participant of Conference Room II can see the information that Conference Room I participant will express, thus the participant being conducive to Conference Room II when not producing and echoing phenomenon better understand the meaning of Conference Room I participant.
After execution step S21, the method that teleconference is set up in the present invention also comprises:
S50: convert the second voice signal to second facsimile signal, and the first power amplifier terminal and the first input terminal that the second facsimile signal are sent to Conference Room I;
In like manner, in order under the prerequisite not producing reverberation phenomenon, guarantee participant accurately can receive the meaning that opposite end meeting room participant will express, and needs voice signal to be converted to the participant that facsimile signal sends to opposite end meeting room.Particularly, participate in teleconference for two meeting rooms simultaneously, after second voice signal of the second input terminal reception participant of Conference Room II, the second voice signal is converted to second signal of telecommunication, and second signal of telecommunication is sent to the second modular converter, second modular converter is sent to the first power amplifier terminal of Conference Room I and multiple first input terminal by after the second signal of telecommunication conversion, and second signal of telecommunication after conversion is converted to the second graph text information and exports by the first power amplifier terminal and the first input terminal.
The present embodiment is by converting the second voice signal to second facsimile signal and sending to the first power amplifier terminal and the first input terminal, make each participant of Conference Room I can see the information that Conference Room II participant will express, thus the participant being conducive to Conference Room I when not producing and echoing phenomenon better understand the meaning of Conference Room II participant.
In other embodiments, mutual in order to what better realize between each participant, a common terminal can be set, by the document on common terminal, software or even Desktop Share, make all participants can visit common terminal according to respective needs.So, making participant can obtain oneself easily, timely when not needing miscellaneous equipment needs data, is conducive to participant and participates in a conference more easily.
Reference Fig. 4, Fig. 4 are the schematic flow sheet that method the 4th embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, Conference Room I comprises multiple first power amplifier terminal, and Conference Room II comprises multiple second power amplifier terminal; Before execution step S12, the method that teleconference is set up in the present invention also comprises:
S60: quantity and the position of detecting the second power amplifier terminal, and according to the quantity of the second power amplifier terminal and position, the first voice signal is assigned to each second power amplifier terminal;
When meeting room is too large, when power amplifier terminal is difficult to allow each participant in meeting room clearly can receive the voice signal of opposite end meeting room input, need to arrange multiple power amplifier terminal to ensure the output volume of opposite end meeting room voice signal.Between the voice signal that different power amplifier terminals exports, life period is poor, thus produces echo phenomenon, is unfavorable for the participant's received speech signal in meeting.In order to avoid the generation of the phenomenon that echoes, when being provided with multiple power amplifier terminal in meeting room, need to distribute voice signal according to the quantity of power amplifier terminal before voice signal exports.Particularly, before the first voice signal of Conference Room I is sent to the second power amplifier terminal, detect quantity and the position of the second power amplifier terminal in Conference Room II, quantity according to the second power amplifier terminal copies the first voice signal, and by the first voice signal and the second power amplifier terminal one_to_one corresponding, calculating sequence is carried out to the first all voice signals in position according to the second power amplifier terminal, according to the sequence of the first voice signal, successively the first voice signal is sent to the second corresponding power amplifier terminal, the second all power amplifier terminals exports the first voice signal simultaneously.
Also comprised before the second voice signal received is sent to the step of the first power amplifier terminal of Conference Room I by execution step S22:
S70: quantity and the position of detecting the first power amplifier terminal, is assigned to each first power amplifier terminal according to the quantity of the first power amplifier terminal and position by the second voice signal;
In like manner, echo phenomenon is produced in Conference Room I, before the second voice signal of Conference Room II is sent to the first power amplifier terminal, detect quantity and the position of the first power amplifier terminal in Conference Room I, quantity according to the first power amplifier terminal copies the second voice signal, and by the second voice signal and the first power amplifier terminal one_to_one corresponding, calculating sequence is carried out to the second all voice signals in position according to the first power amplifier terminal, according to the sequence of the second voice signal, successively the second voice signal is sent to the first corresponding power amplifier terminal, the first all power amplifier terminals exports the second voice signal simultaneously.
Reference Fig. 5, Fig. 5 are the schematic flow sheet that method the 5th embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, before execution step S60, the method that teleconference is set up in the present invention also comprises:
S80: eliminate the acoustic echo in the first voice signal;
Before execution step S70, the method that teleconference is set up in the present invention also comprises:
S90: eliminate the acoustic echo in the second voice signal;
When carrying out teleconference, distance between the participant participated in a conference is closer, when the participant of is wherein when exporting voice signal, except the special input terminal belonging to this participant can receive except this voice signal, input terminal around likely also receives this voice signal, namely likely has the voice signal that multiple input terminal receives same participant.Because multiple input terminal is different with the distance of participant, multiple input terminal is made to receive speech signal poor if having time, if do not processed the voice signal received, when this voice signal exports in the power amplifier terminal of opposite end meeting room, easy generation echo, makes the participant of opposite end meeting room to can not hear clearly this voice signal.Therefore, needed to carry out Processing for removing to the acoustic echo in voice signal before power amplifier terminal audio signal being sent to opposite end meeting room.Particularly, teleconference is held for two meeting rooms, the first voice signal in Conference Room I inputs the first processing module by multiple first input terminal, and the first processing module is sent to the second power amplifier terminal of Conference Room II and multiple second input terminal after carrying out Processing for removing to the first voice signal; In like manner, the second voice signal in Conference Room II inputs the second processing module by multiple second input terminal, and the second processing module is sent to the first power amplifier terminal of Conference Room I and multiple first input terminal after carrying out Processing for removing to the second voice signal.
In the present embodiment, by carrying out echo cancellation process to speech signal, the voice signal that first power amplifier terminal and the second power amplifier terminal are exported is clear unique, makes the participant of Conference Room I and Conference Room II mutually clearly can receive the voice signal of opposite end meeting room.
The present invention further provides a kind of device setting up teleconference.
Reference Fig. 6, Fig. 6 are the high-level schematic functional block diagram that device first embodiment of teleconference is set up in the present invention.
In one embodiment, voice signal comprises the first voice signal and the second voice signal, and the device of this establishment teleconference comprises:
Creation module 00: for according to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference;
First processing module 10: for receiving the first voice signal of the first input terminal input in Conference Room I, the first voice signal received is sent to the second power amplifier terminal of Conference Room II; First processing module 10 comprises the first receiver module 11 and the first sending module 12;
Second processing module 20: during for receiving the second voice signal of Conference Room II second input terminal input, the second voice signal received is sent to the first power amplifier terminal of Conference Room I; Second processing module 20 comprises the second receiver module 21 and the second sending module 22.
First processing module first receives the first voice signal of Conference Room I, then the first voice signal is sent to the second power amplifier terminal.In the present embodiment, the first voice signal that participant in the Conference Room I received sends by the first input terminal converts first signal of telecommunication to, first signal of telecommunication is sent to the second power amplifier terminal by the first processing module, and first signal of telecommunication is reduced into the first voice signal and exports in Conference Room II by the second power amplifier terminal.In the process, the first input terminal of Conference Room I is only had first to receive the first voice signal, second power amplifier terminal of Conference Room II could export the first voice signal, and the second input terminal of the first power amplifier terminal of Conference Room I, the first input terminal and Conference Room II all can not export the first voice signal.
Second processing module first receives the second voice signal of Conference Room II, then the second voice signal is sent to the first power amplifier terminal.In the present embodiment, the second voice signal that participant in the Conference Room II received sends by the second input terminal converts second signal of telecommunication to, second signal of telecommunication is sent to the first power amplifier terminal by the second processing module, and second signal of telecommunication is reduced into the second voice signal and exports in Conference Room I by the first power amplifier terminal.In the process, the second input terminal of Conference Room II is only had first to receive the second voice signal, first power amplifier terminal of Conference Room I could export the second voice signal, and the first input terminal of the second power amplifier terminal of Conference Room II, the second input terminal and Conference Room I all can not export the second voice signal.
According to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference; Wherein, the first input terminal and the second input terminal can only input speech signals, can not export voice signal; First power amplifier terminal and the second power amplifier terminal can export voice signal, again can input speech signal.First input terminal can only input the first voice signal of Conference Room I, and the second input terminal can only input the second voice signal of Conference Room II; The first voice signal that first power amplifier terminal can input Conference Room I can export the second voice signal again, and the second voice signal that the second power amplifier terminal can input Conference Room II can export the first voice signal again.
The present embodiment by arranging the first power amplifier terminal in Conference Room I, and restriction only has the first power amplifier terminal could export the second voice signal, and the first power amplifier terminal and the first input terminal all can not export the first voice signal; Second power amplifier terminal is set in Conference Room II, and restriction only has the second power amplifier terminal could export the first voice signal, second power amplifier terminal and the second input terminal all can not export the second voice signal, any moment in Conference Room I and Conference Room II is made all to only have a voice signal to export, thus the phenomenon of interference of echoing can not be produced, and then make participant can hear the voice signal of opposite end meeting room clearly.
Reference Fig. 7, Fig. 7 are the high-level schematic functional block diagram that device second embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, the device that teleconference is set up in the present invention also comprises:
Select module 30: for the incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern;
In the present embodiment, first host sends meeting instruction, and the first processing module and the second processing module set up a teleconference after receiving the meeting instruction of host.First processing module receives the instruction of participant in Conference Room I, then accesses teleconference according to the instruction determination mobile terminal received with power amplifier terminal pattern, or with the pattern of input terminal access teleconference.Each participant, according to actual conditions, determines oneself role in a meeting, then selects corresponding pattern.Such as, if participant is common participant, and export in the scope of voice signal covering in a upper power amplifier terminal, so this participant just selects to access with input terminal pattern, the voice signal that a upper power amplifier terminal exports if can not hear clearly in the position at participant place, so separately establishes a power amplifier terminal or this participant to select to access with the pattern of power amplifier terminal in this position.In like manner, the second processing module receives the instruction of participant in Conference Room II, then accesses teleconference according to the instruction determination mobile terminal received with power amplifier terminal pattern, or with the pattern of input terminal access teleconference.
Owing to not playing the power amplifier terminal of this meeting room voice signal in same meeting room, when same meeting room is larger time, the participant made a speech apart from this meeting room is apart from distant place, the voice signal that the spokesman that can not hear clearly sends, now just needs a meeting room to arrange as two meeting rooms.Such as, Conference Room I is larger, and need 40 participants to participate in this teleconference simultaneously, so now just 40 participants should be divided into two groups, namely 20 participants form a sub-meeting room.Particularly, Conference Room I comprises the first son conference room and the second son conference room, first son conference indoor are provided with the first sub-power amplifier terminal can playing the indoor second sub-voice messaging of the second son conference, and the second son conference indoor are provided with the second sub-power amplifier terminal can playing the indoor first sub-voice messaging of the first son conference.When participating in this teleconference number and being more, a meeting room can be divided into more son conference room, the setting specifically arranged with reference to two sub-meeting rooms is analogized.In like manner, when in Conference Room II, number of participants is too many, also Conference Room II can be divided into the 3rd son conference room and the 4th son conference room, when participant number is more, the rest may be inferred.Namely, when the participant number of both sides is all many, be equivalent to the first son conference room, the second son conference room, the 3rd son conference room and the 4th son conference room and participate in this teleconference simultaneously.
In the present embodiment, participant can select suitable pattern access teleconference platform by sending instruction, while guaranteeing to hear clearly the voice signal of opposite end meeting room, does not produce the phenomenon that echoes, is conducive to participant and better participates in a conference.
Reference Fig. 8, Fig. 8 are the high-level schematic functional block diagram that device the 3rd embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, the device that teleconference is set up in the present invention also comprises:
First modular converter 40: for converting the first voice signal to first facsimile signal, and the second power amplifier terminal and the second input terminal that the first facsimile signal are sent to Conference Room II;
In conference process, what participant was of short duration leave the meeting room and mutual interchange between adjacent participant all likely affects participant and receives the audio signal that opposite end meeting room sends.Even if when clearly hearing the voice signal that this meeting room power amplifier terminal exports, participant is also difficult to the voice signal guaranteeing to receive the meeting room transmission of all opposite ends accurately.In order under the prerequisite not producing reverberation phenomenon, guarantee participant accurately can receive the meaning that opposite end meeting room participant will express, and needs voice signal to be converted to the participant that facsimile signal sends to opposite end meeting room.Particularly, participate in teleconference for two meeting rooms simultaneously, after first voice signal of the first input terminal reception participant of Conference Room I, the first voice signal is converted to first signal of telecommunication, and first signal of telecommunication is sent to the first modular converter, first modular converter is sent to the second power amplifier terminal of Conference Room II and multiple second input terminal by after the first signal of telecommunication conversion, and first signal of telecommunication after conversion is converted to the first graph text information and exports by the second power amplifier terminal and the second input terminal.
The present embodiment is by converting the first voice signal to first facsimile signal and sending to the second power amplifier terminal and the second input terminal, make each participant of Conference Room II can see the information that Conference Room I participant will express, thus the participant being conducive to Conference Room II when not producing and echoing phenomenon better understand the meaning of Conference Room I participant.
The device that teleconference is set up in the present invention also comprises:
Second modular converter 50: for converting the second voice signal to second facsimile signal, and the first power amplifier terminal and the first input terminal that the second facsimile signal are sent to Conference Room I;
In like manner, in order under the prerequisite not producing reverberation phenomenon, guarantee participant accurately can receive the meaning that opposite end meeting room participant will express, and needs voice signal to be converted to the participant that facsimile signal sends to opposite end meeting room.Particularly, participate in teleconference for two meeting rooms simultaneously, after second voice signal of the second input terminal reception participant of Conference Room II, the second voice signal is converted to second signal of telecommunication, and second signal of telecommunication is sent to the second modular converter, second modular converter is sent to the first power amplifier terminal of Conference Room I and multiple first input terminal by after the second signal of telecommunication conversion, and second signal of telecommunication after conversion is converted to the second graph text information and exports by the first power amplifier terminal and the first input terminal.
The present embodiment is by converting the second voice signal to second facsimile signal and sending to the first power amplifier terminal and the first input terminal, make each participant of Conference Room I can see the information that Conference Room II participant will express, thus the participant being conducive to Conference Room I when not producing and echoing phenomenon better understand the meaning of Conference Room II participant.
Reference Fig. 9, figure are the high-level schematic functional block diagram that device the 4th embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, the device that teleconference is set up in the present invention also comprises:
First distribution module 60: during for comprising multiple second power amplifier terminal when Conference Room II, detects quantity and the position of the second power amplifier terminal, and according to the quantity of the second power amplifier terminal and position, the first voice signal is assigned to each second power amplifier terminal;
When meeting room is too large, when power amplifier terminal is difficult to allow each participant in meeting room clearly can receive the voice signal of opposite end meeting room input, need to arrange multiple power amplifier terminal to ensure the output volume of opposite end meeting room voice signal.Between the voice signal that different power amplifier terminals exports, life period is poor, thus produces echo phenomenon, is unfavorable for the participant's received speech signal in meeting.In order to avoid the generation of the phenomenon that echoes, when being provided with multiple power amplifier terminal in meeting room, need to distribute voice signal according to the quantity of power amplifier terminal before voice signal exports.Particularly, before the first voice signal of Conference Room I is sent to the second power amplifier terminal, detect quantity and the position of the second power amplifier terminal in Conference Room II, quantity according to the second power amplifier terminal copies the first voice signal, and by the first voice signal and the second power amplifier terminal one_to_one corresponding, calculating sequence is carried out to the first all voice signals in position according to the second power amplifier terminal, according to the sequence of the first voice signal, successively the first voice signal is sent to the second corresponding power amplifier terminal, the second all power amplifier terminals exports the first voice signal simultaneously.
The device that teleconference is set up in the present invention also comprises:
Second distribution module 70: during for comprising multiple first power amplifier terminal when Conference Room I, detects quantity and the position of the first power amplifier terminal, and according to the quantity of the first power amplifier terminal and position, the second voice signal is assigned to each first power amplifier terminal;
In like manner, echo phenomenon is produced in Conference Room I, before the second voice signal of Conference Room II is sent to the first power amplifier terminal, detect quantity and the position of the first power amplifier terminal in Conference Room I, quantity according to the first power amplifier terminal copies the second voice signal, and by the second voice signal and the first power amplifier terminal one_to_one corresponding, calculating sequence is carried out to the second all voice signals in position according to the first power amplifier terminal, according to the sequence of the second voice signal, successively the second voice signal is sent to the first corresponding power amplifier terminal, the first all power amplifier terminals exports the second voice signal simultaneously.
Reference Figure 10, Figure 10 are the high-level schematic functional block diagram that device the 5th embodiment of teleconference is set up in the present invention.
On the basis of above-described embodiment, the device that teleconference is set up in the present invention also comprises:
First echo cancellation module 80: for eliminating the acoustic echo in described first voice signal;
Second echo cancellation module 90: for eliminating the acoustic echo in described second voice signal;
When carrying out teleconference, distance between the participant participated in a conference is closer, when the participant of is wherein when exporting voice signal, except the special input terminal belonging to this participant can receive except this voice signal, input terminal around likely also receives this voice signal, namely likely has the voice signal that multiple input terminal receives same participant.Because multiple input terminal is different with the distance of participant, multiple input terminal is made to receive speech signal poor if having time, if do not processed the voice signal received, when this voice signal exports in the power amplifier terminal of opposite end meeting room, easy generation echo, makes the participant of opposite end meeting room to can not hear clearly this voice signal.Therefore, needed to carry out Processing for removing to the acoustic echo in voice signal before power amplifier terminal audio signal being sent to opposite end meeting room.Particularly, teleconference is held for two meeting rooms, the first voice signal in Conference Room I inputs the first processing module by multiple first input terminal, and the first processing module is sent to the second power amplifier terminal of Conference Room II and multiple second input terminal after carrying out Processing for removing to the first voice signal; In like manner, the second voice signal in Conference Room II inputs the second processing module by multiple second input terminal, and the second processing module is sent to the first power amplifier terminal of Conference Room I and multiple first input terminal after carrying out Processing for removing to the second voice signal.
In the present embodiment, by carrying out echo cancellation process to speech signal, the voice signal that first power amplifier terminal and the second power amplifier terminal are exported is clear unique, makes the participant of Conference Room I and Conference Room II mutually clearly can receive the voice signal of opposite end meeting room.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. set up a method for teleconference, it is characterized in that, the method for described establishment teleconference comprises the following steps:
According to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference; Wherein, described first input terminal and described second input terminal are used for input speech signal; Described first power amplifier terminal and described second power amplifier terminal are for exporting voice signal and input speech signal;
Receive the first voice signal of the first input terminal input in Conference Room I, described first voice signal received is sent to the second power amplifier terminal of Conference Room II;
Receive the second voice signal of the second input terminal input in Conference Room II, described second voice signal received is sent to the first power amplifier terminal of Conference Room I.
2. the method setting up teleconference as claimed in claim 1, it is characterized in that, described according to the first input terminal in Conference Room I and the first power amplifier terminal, and before the second input terminal in Conference Room II and the second power amplifier terminal set up the step of teleconference, the method for described establishment teleconference also comprises:
The incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern.
3. the method setting up teleconference as claimed in claim 2, it is characterized in that, in described reception Conference Room I first input terminal input the first voice signal step after, the method of described establishment teleconference also comprises: convert described first voice signal to first facsimile signal, and described first facsimile signal is sent to the described second power amplifier terminal of described Conference Room II and described second input terminal;
After the step of the second voice signal of described reception Conference Room II second input terminal input, the method of described establishment teleconference also comprises: convert described second voice signal to second facsimile signal, and described second facsimile signal is sent to the described first power amplifier terminal of described Conference Room I and described first input terminal.
4. the method setting up teleconference as claimed in claim 1, is characterized in that,
When described Conference Room II comprises multiple described second power amplifier terminal, before described first voice signal received is sent to the step of the second power amplifier terminal of Conference Room II, the method of described establishment teleconference also comprises: quantity and the position of detecting described second power amplifier terminal, and according to the quantity of described second power amplifier terminal and position, described first voice signal is assigned to each described second power amplifier terminal;
When described Conference Room I comprises multiple described first power amplifier terminal, before described second voice signal received is sent to the step of the first power amplifier terminal of Conference Room I, the method of described establishment teleconference also comprises: quantity and the position of detecting described first power amplifier terminal, according to the quantity of described first power amplifier terminal and position, described second voice signal is assigned to each described first power amplifier terminal.
5. the method setting up teleconference as claimed in claim 4, it is characterized in that, in quantity and the position of the described second power amplifier terminal of described detection, and before according to the quantity of described second power amplifier terminal and position described first voice signal being assigned to the step of each described second power amplifier terminal, the method for described establishment teleconference also comprises:
Eliminate the acoustic echo in described first voice signal;
In quantity and the position of the described first power amplifier terminal of described detection, before according to the quantity of described first power amplifier terminal and position described second voice signal being assigned to the step of each described first power amplifier terminal, the method for described establishment teleconference also comprises:
Eliminate the acoustic echo in described second voice signal.
6. set up a device for teleconference, it is characterized in that, voice signal comprises the first voice signal and the second voice signal, and the device of described establishment teleconference comprises:
Creation module, for according to the first input terminal in Conference Room I and the first power amplifier terminal, and the second input terminal in Conference Room II and the second power amplifier terminal set up teleconference; Wherein, described first input terminal and described second input terminal are used for input speech signal; Described first power amplifier terminal and described second power amplifier terminal are for exporting voice signal and input speech signal;
First processing module, for receiving the first voice signal of the first input terminal input in Conference Room I, is sent to the second power amplifier terminal of Conference Room II by described first voice signal received;
Second processing module, for receiving described second voice signal of Conference Room II second input terminal input, is sent to the first power amplifier terminal of Conference Room I by described second voice signal received.
7. the device setting up teleconference as claimed in claim 6, it is characterized in that, the device of described establishment teleconference also comprises:
Select module, for the incoming instruction of mobile terminal receive, prompting mobile terminal is with power amplifier terminal pattern or the access of input terminal pattern.
8. the device setting up teleconference as claimed in claim 7, it is characterized in that, the device of described establishment teleconference also comprises:
First modular converter, for converting described first voice signal to first facsimile signal, and is sent to the described second power amplifier terminal of described Conference Room II and described second input terminal by described first facsimile signal;
Second modular converter, for converting described second voice signal to second facsimile signal, and is sent to the described first power amplifier terminal of described Conference Room I and described first input terminal by described second facsimile signal.
9. the device setting up teleconference as claimed in claim 6, it is characterized in that, the device of described establishment teleconference also comprises:
First distribution module, for when described Conference Room II comprises multiple described second power amplifier terminal, detect quantity and the position of described second power amplifier terminal, and according to the quantity of described second power amplifier terminal and position, described first voice signal is assigned to each described second power amplifier terminal;
Second distribution module, for when described Conference Room I comprises multiple described first power amplifier terminal, detect quantity and the position of described first power amplifier terminal, and according to the quantity of described first power amplifier terminal and position, described second voice signal is assigned to each described first power amplifier terminal.
10. the device setting up teleconference as claimed in claim 9, it is characterized in that, the device of described establishment teleconference also comprises:
First echo cancellation module, for eliminating the acoustic echo in described first voice signal;
Second echo cancellation module, for eliminating the acoustic echo in described second voice signal.
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