CN103888273A - Wireless conference system - Google Patents
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- CN103888273A CN103888273A CN201410084725.3A CN201410084725A CN103888273A CN 103888273 A CN103888273 A CN 103888273A CN 201410084725 A CN201410084725 A CN 201410084725A CN 103888273 A CN103888273 A CN 103888273A
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Abstract
The invention provides a wireless conference system which comprises a host, a wireless data transmitting and receiving device and at least two wireless conference units which are mutually connected. Each wireless conference unit comprises a battery, a main control circuit, a low-strength short-distance wireless transmitting-receiving circuit and a high-strength long-distance wireless transmitting-receiving circuit, wherein the battery, the low-strength short-distance wireless transmitting-receiving circuit and the high-strength long-distance wireless transmitting-receiving circuit are connected with the main control circuit respectively. The low-strength short-distance wireless transmitting-receiving circuits are used for data transmitting among the wireless conference units, and the high-strength long-distance wireless transmitting-receiving circuits are used for transmitting of the data and control signals among the host and/or the wireless data transmitting-receiving device and the wireless conference units. By means of the wireless conference system, electric quantity and transmitted power of every wireless conference unit are utilized reasonably according to actual situations, unnecessary transmitting power consumption is reduced, and the disadvantages of unreasonable role assignments of the wireless conference units and mismatching of the electric quantity, signal strength with actual requirements and the like are avoided.
Description
Technical field
The present invention relates to a kind of conference system, relate in particular to a kind of wireless conference system.
Background technology
Current wireless conference system passes through a wireless transmission receiver being arranged in meeting-place to be come and meeting unit communication, and meeting-place scale (conference device quantity) is limited to the communication distance of wireless transmission receiver and unit.The main frame of this wireless conference system is realized reception and the transmission to conference device signal by an external or built-in wireless receiver and transmitter, receive and radiating circuit and only place one in each unit, so, must face several problems: first, the electric weight of supplying cell is certain, the service time of the each charging of battery is limited, and because making a speech frequency and the difference of speech duration in meeting-place, in the middle part of causing meeting-place, session unit can be complete by electric quantity consumption very soon, as speaker welcome guest's electric weight will run out of very soon, and other conference devices have and also have a lot of electricity not used, second, the radio receiving transmitting module of conference device need to have higher transmitting power, for conference device, the distance of wireless receiving distance directly affects the range of application of this conference device, so be more far better to the required distance of wireless transmission, and will make the power consumption of circuit increase in order to increase transmitting range and signal strength signal intensity, shorten the service time of each charge capacity, the 3rd, the occasion using for more conference device, the frequency range of wireless signal is limited, each conference device takies a frequency range had not only wasted simultaneously but also had limited the usage quantity of conference device.
Summary of the invention
Technical problem to be solved by this invention is that a kind of wireless conference system that rationally utilizes each wireless session unit electric weight, transmitting power and frequency range according to actual conditions need to be provided, be master unit by wireless session dividing elements, and make wireless session unit change master unit and the state from unit according to actual conditions real-time exchange.
To this, the invention provides a kind of wireless conference system, comprising: interconnective main frame, wireless data transceiving device and at least two s' wireless session unit; Wherein, described wireless session unit comprises battery, governor circuit, low-intensity near radio transmission circuit and high strength remote-wireless transmission circuit, and described battery, low-intensity near radio transmission circuit and high strength remote-wireless transmission circuit are connected with governor circuit respectively; Described low-intensity near radio transmission circuit is for the transfer of data before wireless session unit; Described high strength remote-wireless transmission circuit is for the data between main frame and/or wireless data transceiving device and wireless session unit and the transmission of control signal.
First the present invention becomes the internal configurations of wireless session unit two transmission circuits, be divided into high strength remote-wireless transmission circuit and low-intensity near radio transmission circuit, described high strength remote-wireless transmission circuit for main frame and/or and external transceiver and wireless session unit between data and the transmission of control signal, described external transceiver is external wireless data transceiving device, the transmitting power of this high strength remote-wireless transmission circuit is decided by the distance between wireless session unit and main frame and wireless session unit and wireless data transceiving device, low-intensity near radio transmission circuit is mainly used in the transfer of data between wireless session unit, and the transmitting power of this low-intensity near radio transmission circuit is decided by meeting-place scale and wireless session element number.
The difference of described low-intensity near radio transmission circuit and high strength remote-wireless transmission circuit is, the amplifying power difference of these two wireless transceiver circuits, the object of placing the wireless transceiver circuit of these two kinds of different capacities is all to open high-power wireless transceiver circuit for fear of all unit in meeting-place, if allow all unit in meeting-place all be in high power reiving/transmitting state, will reduce overall power and all unit service time.Described low-intensity near radio transmission circuit and the difference of high strength remote-wireless transmission circuit are mainly that the amplifying power of wireless antenna is different.
By two transmission circuits are set in wireless session unit, avoid also adopting between wireless session unit and wireless session unit the transmitting power of main frame and wireless session unit to carry out the drawback of work, can utilize the electric weight of each wireless session unit very effective and reasonablely.
Further improvement of the present invention is, described wireless session unit also comprises that the principal and subordinate who is connected with governor circuit selects circuit, described principal and subordinate selects circuit to be used for formulating master unit and the selection judgement from unit for wireless session unit, this selection judgement according to comprising at least one in speech number of times, time limit of speech, identity, current electric quantity, signal strength signal intensity and signal annoyance level.
Described principal and subordinate selects circuit to read the parameters such as real-time wireless signal strength, electric weight and current use state by hardware to main circuit with from the selection of circuit, current use state comprises the states such as speech number of times, time limit of speech and identity, and selects according to predetermined rule by software, the present invention preferably will meet speech often, time limit of speech is long, identity is speaker identity, current electric quantity abundance, signal strength signal intensity can realize the communication between main frame and wireless session unit and be subject to signal disturbs the wireless session unit of little one or more factors as master unit, remaining wireless session unit is as from unit, like this, just the preferential configuration in wireless session unit electric weight is sufficient and that signal is strong is given speech often automatically, long speaker of time is using as master unit, avoid to a great extent speaker's wireless session unit electric quantity consumption complete, and there is the situation that also has a lot of electricity not used other wireless session unit.
Further improvement of the present invention is, described master unit is for realizing and communicating by letter with transmission of audio and control signal with main frame; Described from unit unlatching low-intensity near radio transmission circuit, and signal is passed to master unit by low-intensity near radio transmission circuit; All data of carrying out from unit under described master unit covers it gather, and then data and main frame are communicated.
In wireless session unit, arrange on the basis of two transmission circuits, the present invention is also by certain control and selection mechanism, namely principal and subordinate selects circuit to select one or several wireless session unit in whole meeting meeting-place as master unit, other unit as auxiliary from unit, send data to master unit from unit, the data that master unit gathers these again pass to main frame, or the signal that main frame is sent passes to from unit; In addition, because major part in the transmission data of wireless conference system is simulated audio signal, and directly audio mixing or indirect audio mixing of simulated audio signal, voice-grade channel only need to have one or minority passage can transmit all audio-frequency informations in meeting-place like this, that is to say, all audio signals by one or several master unit in can transmitting conference, have so also avoided each wireless session unit in prior art to take the drawback that a frequency range had not only been wasted the while but also limited the usage quantity of wireless session unit.
Further improvement of the present invention is, described principal and subordinate selects circuit by calculating speech number of times and the time limit of speech of each wireless session unit in special time, and carry out the first judgement of master-slave unit in conjunction with the identity of each wireless session unit, the identity of described wireless session unit comprises chairmanship, representative capacity, VIP identity and visitors seats identity, this judges that initial option goes out a part of wireless session unit as primary election master unit for the first time, a part of wireless session unit as primary election from unit.Described primary election master unit is to select circuit to judge selected master unit out for the first time by principal and subordinate, described primary election from unit be by principal and subordinate select circuit judge for the first time selected out from unit, that is to say, primary election master unit is the name to the selected master unit of first judgement, primary election is to the selected name from unit of first judgement from unit, in fact, primary election is from unit namely as working from unit; Described chairmanship, representative capacity and VIP identity can be set to speaker's identity according to actual conditions.
Further improvement of the present invention is, described principal and subordinate selects the current virtual condition of circuit combining wireless conference device again to judge, the factor of judgement comprises again: the current electric quantity of wireless session unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals, and then again select master unit and from unit.Here said judgement again, the step of preferably carrying out comparative analysis again for the selected primary election master unit out of first judgement, but can be also the step that again judges to find out the sufficient and wireless session unit that signal is strong of electric weight for all wireless sessions unit.The transmitter unit of described main frame refers to the internal or external wireless signal transmission unit of main frame.
Further improvement of the present invention is, first carry out intiating radio conference device, then the identity of selecting circuit to calculate speech number of times, time limit of speech and the each wireless session unit of each wireless session unit in special time by principal and subordinate is carried out the first judgement of master-slave unit, show that the primary election master unit of preliminary judgement and primary election are from unit; Then the selected primary election master unit out of first judgement is analyzed, realize judgement again, again the factor of judgement comprise current electric quantity to primary election master unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals, and then again select final master unit and from unit, and according to the master unit choosing with from cell location wireless conference system; Finally, the interval set time checks the state of wireless session unit again, and is back to determining step again and rejudges; Wherein, the identity of described wireless session unit comprises chairmanship, representative capacity, VIP identity and visitors seats identity.
First, make first judgement by speech number of times, time limit of speech and identity, by few speech number of times or time limit of speech is short or identity is that the wireless session unit audited rejects out using as primary election from unit, this primary election is from Ye Shicong unit, unit, and from unit, needed electric weight and signal strength signal intensity require all lower in this primary election; Then, the selected primary election master unit out of first judgement is analyzed, realize judgement again, can both meet the communication requirement between this main frame and master unit with electric weight, signal strength signal intensity and the interference signal of guaranteeing all master units, with round Realization, electric weight abundance, radio-cell that signal is strong are distributed to the meeting participant who needs most, realized the function of in the light of actual conditions carrying out wireless conference system.
First judgement according to being mainly to select by position, wireless session unit, identity, time limit of speech and speech number of times; Such as there being 40 wireless session unit on a meeting-place, wherein be placed in the wireless session unit of the position (this position presets) that chairman takes a seat, the time limit of speech of this wireless session unit is long simultaneously, speech number of times is more, by first judgement, this wireless session unit tentatively can be set to primary election master unit, primary election master unit directly sends speech information and data the audio output devices such as to power amplifier sound equipment by high-intensity signal; If one of them wireless session unit is originally master unit or just selects unit, afterwards because time limit of speech is shorter, when speech number of times proportion diminishes, and now the utilization rate of other wireless session unit is higher, so this wireless session unit will be changed into from unit.First judgement can judge by software.
Through first determining step to master unit with from the selection of unit, can tentatively select multiple primary election master units, now need again to judge, in the primary election master unit of selecting, which unit meets all conditions as master unit, the content of judgement comprises again, the electric weight situation of these primary election master units at present, such as comparision of quantity of electricity is when low, do not possess as master unit is the ability of other unit transmission of signals, reception and transmit signal strength are inadequate, the signal of wireless session unit is slight and electric weight can draw real time data by hardware detection, most suitable master unit is selected in contrast through these real time datas.
The state that checks wireless session unit, the described set time can arrange by software, as: 5 seconds, 1 second, 0.5 second or 0.1 second.After set time has arranged, the principal and subordinate that just can check automatically real-time and change wireless session unit selects; This set time should not arrange too little, otherwise can cause system constantly in inquiry current state, and can expend electric weight when query State and expend system resource, and the setting of above parameter all arranges by software.
Further improvement of the present invention is, when the current electric quantity of wireless session unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals in any one state while changing, wireless session unit will select circuit to select new master unit by principal and subordinate, and the master unit choosing before will become from unit.Such processing, can be real-time dynamicly by low some electric weight, signal weaker or disturb master unit in the wireless session of strengthening to switch to change into from unit, and other are higher, signal is strong or disturb the little master unit that changes into from unit, can more reasonably utilize like this dynamic property of each wireless session unit, efficiently carry out wireless conference system.
Compared with prior art, beneficial effect of the present invention is: two transmission circuits are set in wireless session unit and select circuit in real time to select one or several wireless session unit in whole meeting meeting-place as master unit according to actual conditions by principal and subordinate, other unit as auxiliary from unit, avoid wireless session unit role's unreasonable distribution with this, there is no specific aim, electric weight does not mate with demand and signal strength signal intensity and the unmatched drawback of demand, simultaneously, only need to get final product all audio signals in transmitting conference by one or several master unit, so also avoid each wireless session unit to take the drawback of a frequency range, the dynamic on-demand of really having realized wireless conference system distributes, ensure to the full extent the operating efficiency of each wireless session unit, reduce energy consumption.
Brief description of the drawings
Fig. 1 is the structural representation of the wireless session unit of an embodiment of the present invention;
Fig. 2 is the overall structure schematic diagram of an embodiment of the present invention;
Fig. 3 is the workflow diagram of the another kind of embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, preferably embodiment of the present invention is described in further detail.
Embodiment 1:
As depicted in figs. 1 and 2, this example provides a kind of wireless conference system, comprising: interconnective main frame 2, wireless data transceiving device 9 and at least two s' wireless session unit; Wherein, described wireless session unit comprises battery 3, governor circuit 1, low-intensity near radio transmission circuit 6 and high strength remote-wireless transmission circuit 7, and described battery 3, low-intensity near radio transmission circuit 6 and high strength remote-wireless transmission circuit 7 are connected with governor circuit 1 respectively; Described low-intensity near radio transmission circuit 6 is for the transfer of data before wireless session unit; Described high strength remote-wireless transmission circuit 7 is for the data between main frame 2 and/or wireless data transceiving device 9 and wireless session unit and the transmission of control signal.
First this example becomes the internal configurations of wireless session unit two transmission circuits, be divided into high strength remote-wireless transmission circuit 7 and low-intensity near radio transmission circuit 6, described high strength remote-wireless transmission circuit 7 for main frame 2 and/or and external transceiver and wireless session unit between data and the transmission of control signal, described external transceiver is external wireless data transceiving device 9, the transmitting power of this high strength remote-wireless transmission circuit 7 is decided by the distance between wireless session unit and main frame 2 and wireless session unit and wireless data transceiving device 9, low-intensity near radio transmission circuit 6 is mainly used at least two transfer of data between wireless session unit, and the transmitting power of this low-intensity near radio transmission circuit 6 is decided by meeting-place scale and wireless session element number.
By two transmission circuits are set in wireless session unit, avoid also adopting main frame 2 and the transmitting power of wireless session unit to carry out the drawback of work between wireless session unit and wireless session unit, can utilize the electric weight of each wireless session unit very effective and reasonablely.
As depicted in figs. 1 and 2, the further improvement of this example is, described wireless session unit also comprises that the principal and subordinate who is connected with governor circuit 1 selects circuit 8, described principal and subordinate selects circuit 8 for formulate master unit 5 and the selection judgement from unit 4 for wireless session unit, this selection judgement according to comprising at least one in speech number of times, time limit of speech, identity, current electric quantity, signal strength signal intensity and signal annoyance level.In Fig. 2, master unit 5 and be wireless session unit from unit 4.
This example preferably will meet speech often, time limit of speech is long, identity is speaker identity, current electric quantity abundance, signal strength signal intensity can realize the communication between main frame 2 and wireless session unit and be subject to signal disturbs the wireless session unit of little one or more factors as master unit 5, remaining wireless session unit is as from unit 4, like this, just the preferential configuration in wireless session unit electric weight is sufficient and that signal is strong is given speech often automatically, long speaker of time is using as master unit 5, avoid to a great extent speaker's wireless session unit electric quantity consumption complete, and there is the situation that also has a lot of electricity not used other wireless session unit.
Embodiment 2:
On the basis of embodiment 1, this routine described master unit 5 is for realizing and communicating by letter with transmission of audio and control signal with main frame 2; Describedly open low-intensity near radio transmission circuit 6 from unit 4, and signal is passed to master unit 5 by low-intensity near radio transmission circuit 6; All under described master unit 5 covers it are carried out data from unit 4 and are gathered, and then data and main frame 2 are communicated.
In wireless session unit, arrange on the basis of two transmission circuits, this example is also by certain control and selection mechanism, namely principal and subordinate selects circuit 8 to select one or several wireless session unit in whole meeting meeting-place as master unit 5, other unit as auxiliary from unit 4, send data to master unit 5 from unit 4, the data that master unit 5 gathers these again pass to main frame 2, or the signal that main frame 2 is sent passes to from unit 4; In addition, because major part in the transmission data of wireless conference system is simulated audio signal, and directly audio mixing or indirect audio mixing of simulated audio signal, voice-grade channel only need to have one or minority passage can transmit all audio-frequency informations in meeting-place like this, that is to say, all audio signals by one or several master unit 5 in can transmitting conference, have so also avoided each wireless session unit in prior art to take the drawback that a frequency range had not only been wasted the while but also limited the usage quantity of wireless session unit.
Described from unit 4 open low-intensity near radio transmission circuits 6, this example can rationally be utilized according to actual conditions electric weight and the transmitting power of each wireless session unit, reduce unnecessary transmitting power consumption, and avoided wireless session unit role's unreasonable distribution, electric weight and signal strength signal intensity the drawback such as not to mate with real-time demand
Embodiment 3:
As shown in Figure 3, on the basis of embodiment 1 or embodiment 2, first this example carries out intiating radio conference device, then the identity of selecting circuit 8 to calculate speech number of times, time limit of speech and the each wireless session unit of each wireless session unit in special time by principal and subordinate is carried out the first judgement of master-slave unit 4, show that the primary election master unit of preliminary judgement and primary election are from unit; Then the selected primary election master unit out of first judgement is analyzed, realize judgement again, again the factor of judgement comprise current electric quantity to primary election master unit 5, receive main frame 2 or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals, and then again select final master unit 5 and from unit 4, and according to the master unit 5 choosing with configure wireless conference system from unit 4; Finally, the interval set time checks the state of wireless session unit again, and is back to determining step again and rejudges; Wherein, the identity of described wireless session unit comprises chairmanship, representative capacity, VIP identity and visitors seats identity.
First, judge for the first time by speech number of times, time limit of speech and identity, by few speech number of times or time limit of speech is short or identity is that the wireless session unit audited rejects out using as primary election from unit, this primary election is simultaneously also from unit 4 from unit, and from unit, needed electric weight and signal strength signal intensity require all lower in this primary election; Then, the selected primary election master unit out of first judgement is analyzed, realize judgement again, to guarantee that electric weight, signal strength signal intensity and the interference signal of all master units 5 can both meet the communication requirement between this main frame 2 and master unit 5, with round Realization, electric weight abundance, radio-cell that signal is strong are distributed to the meeting participant who needs most, realized the function of in the light of actual conditions carrying out wireless conference system.
Compared with prior art, this routine beneficial effect is: two transmission circuits are set in wireless session unit and select circuit 8 to select one or several wireless session unit in whole meeting meeting-place as master unit 5 according to actual conditions in real time by principal and subordinate, other unit as auxiliary from unit 4, avoid wireless session unit role's unreasonable distribution with this, there is no specific aim, electric weight does not mate with demand and signal strength signal intensity and the unmatched drawback of demand, simultaneously, all audio signals that only need to get final product in transmitting conference by one or several master unit 5, so also avoid each wireless session unit to take the drawback of a frequency range.
Embodiment 4:
On the basis of embodiment 3, this example when the current electric quantity of wireless session unit, receive main frame 2 or main frame 2 transmitter units signal strength signal intensity and the annoyance level of ambient signals in any one state while changing, wireless session unit will select circuit 8 to select new master unit 5 by principal and subordinate, and the master unit 5 choosing before will become from unit 4.Such processing, can be real-time dynamicly by low some electric weight, signal weaker or disturb master unit 5 in the wireless session of strengthening to switch to change into from unit 4, and other are higher, signal is strong or disturb the little master unit 5 that changes into from unit 4, can more reasonably utilize like this dynamic property of each wireless session unit, efficiently carry out wireless conference system.This example is said also comprises that from unit 4 primary election is from unit.The dynamic on-demand that this example has really realized wireless conference system distributes, and ensures to the full extent the operating efficiency of each wireless session unit, reduces energy consumption.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. a wireless conference system, is characterized in that, comprising: interconnective main frame, wireless data transceiving device and at least two s' wireless session unit; Wherein, described wireless session unit comprises battery, governor circuit, low-intensity near radio transmission circuit and high strength remote-wireless transmission circuit, and described battery, low-intensity near radio transmission circuit and high strength remote-wireless transmission circuit are connected with governor circuit respectively; Described low-intensity near radio transmission circuit is for the transfer of data before wireless session unit; Described high strength remote-wireless transmission circuit is for the data between main frame and/or wireless data transceiving device and wireless session unit and the transmission of control signal.
2. wireless conference system according to claim 1, it is characterized in that, described wireless session unit also comprises that the principal and subordinate who is connected with governor circuit selects circuit, described principal and subordinate selects circuit to be used for formulating master unit and the selection judgement from unit for wireless session unit, this selection judgement according to comprising at least one in speech number of times, time limit of speech, identity, current electric quantity, signal strength signal intensity and signal annoyance level.
3. wireless conference system according to claim 2, is characterized in that, described master unit is for realizing and communicating by letter with transmission of audio and control signal with main frame; Described from unit unlatching low-intensity near radio transmission circuit, and signal is passed to master unit by low-intensity near radio transmission circuit; All data of carrying out from unit under described master unit covers it gather, and then data and main frame are communicated.
4. according to the wireless conference system described in claim 2 or 3, it is characterized in that, described principal and subordinate selects circuit by calculating speech number of times and the time limit of speech of each wireless session unit in special time, and carry out the first judgement of master-slave unit in conjunction with the identity of each wireless session unit, the identity of described wireless session unit comprises chairmanship, representative capacity, VIP identity and visitors seats identity, this judges that initial option goes out a part of wireless session unit as primary election master unit for the first time, a part of wireless session unit as primary election from unit.
5. wireless conference system according to claim 4, it is characterized in that, described principal and subordinate selects the current virtual condition of circuit combining wireless conference device again to judge, the factor of judgement comprises again: the current electric quantity of wireless session unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals, and then again select master unit and from unit.
6. wireless conference system according to claim 5, it is characterized in that, when the current electric quantity of wireless session unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals in any one state while changing, wireless session unit will select circuit to select new master unit by principal and subordinate, and the master unit choosing before will become from unit.
7. according to the wireless conference system described in claim 2 or 3, it is characterized in that, first carry out intiating radio conference device, then the identity of selecting circuit to calculate speech number of times, time limit of speech and the each wireless session unit of each wireless session unit in special time by principal and subordinate is carried out the first judgement of master-slave unit, show that the primary election master unit of preliminary judgement and primary election are from unit; Then the selected primary election master unit out of first judgement is analyzed, realize judgement again, again the factor of judgement comprise current electric quantity to primary election master unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals, and then again select final master unit and from unit, and according to the master unit choosing with from cell location wireless conference system; Finally, the interval set time checks the state of wireless session unit again, and is back to determining step again and rejudges; Wherein, the identity of described wireless session unit comprises chairmanship, representative capacity, VIP identity and visitors seats identity.
8. wireless conference system according to claim 7, it is characterized in that, when the current electric quantity of wireless session unit, receive main frame or main frame transmitter unit signal strength signal intensity and the annoyance level of ambient signals in any one state while changing, wireless session unit will select circuit to select new master unit by principal and subordinate, and the master unit choosing before will become from unit.
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| CN201410084725.3A CN103888273B (en) | 2014-03-10 | 2014-03-10 | A kind of wireless conference system |
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| CN201410084725.3A CN103888273B (en) | 2014-03-10 | 2014-03-10 | A kind of wireless conference system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613151A (en) * | 2017-08-11 | 2018-01-19 | 华迪计算机集团有限公司 | A kind of sound mixing method and system for videoconference interactive between delegate to the meeting |
| CN108347406A (en) * | 2017-01-24 | 2018-07-31 | 展讯通信（上海）有限公司 | Switch method, apparatus, terminal and the network side equipment of organizer in multi-party call |
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| CN1787446A (en) * | 2005-12-09 | 2006-06-14 | 深圳市台电实业有限公司 | Electronic conference system and method for multi main machine coordination working |
| CN200997619Y (en) * | 2006-12-29 | 2007-12-26 | 上海北大方正科技电脑系统有限公司 | Movable electronic seated label and wireless LAN conference system |
| US20130088564A1 (en) * | 2011-10-08 | 2013-04-11 | Mitel Networks Corporation | System for distributing video conference resources among connected parties and methods thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1787446A (en) * | 2005-12-09 | 2006-06-14 | 深圳市台电实业有限公司 | Electronic conference system and method for multi main machine coordination working |
| CN200997619Y (en) * | 2006-12-29 | 2007-12-26 | 上海北大方正科技电脑系统有限公司 | Movable electronic seated label and wireless LAN conference system |
| US20130088564A1 (en) * | 2011-10-08 | 2013-04-11 | Mitel Networks Corporation | System for distributing video conference resources among connected parties and methods thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108347406A (en) * | 2017-01-24 | 2018-07-31 | 展讯通信（上海）有限公司 | Switch method, apparatus, terminal and the network side equipment of organizer in multi-party call |
| CN107613151A (en) * | 2017-08-11 | 2018-01-19 | 华迪计算机集团有限公司 | A kind of sound mixing method and system for videoconference interactive between delegate to the meeting |
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| CN103888273B (en) | 2016-07-06 |
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