CN100481857C - Method for telephone conference with multiple remote users using blue tooth device by gateway - Google Patents
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Abstract
The present invention discloses method of blue tooth equipment through blue tooth speech gateway to make conference with plurality of remote subscriber. It contains blue tooth voice terminal equipment establishing essential call answering system with blue tooth speech gateway, under the blue tooth speech gateway software hardware control to realize teleconference between blue tooth voice terminal equipment and blue tooth speech gateway connected outside network plurality of remote subscriber.
Description
Technical field
The present invention relates to Bluetooth Communication Technology, carry out the method for videoconference in particular to bluetooth equipment by gateway and a plurality of remote subscriber.
Technical background
Bluetooth is a kind of short-distance wireless communication technology, and it is operated in industry science doctor (ISM) frequency range of 2.4GHz.The piconet (Piconet) that the basic network topology of bluetooth is made up of a main control device and maximum seven slaves adopts the mode of time division multiple access (TDMA) to communicate between main control device and the slave.Utilize Bluetooth technology, can various device be coupled together in low-cost mode.The special interest group of bluetooth (Special Interest Group is called for short SIG) is the non-government organization that formulates and instruct Bluetooth specification and application.According to the Bluetooth cordless telephone application model that the special interest group of bluetooth (SpecialInterest Group, be called for short SIG) is formulated, blue tooth voice gateway (AP) links to each other with external network, and to handle all relevant with network mutual; Bluetooth voice terminal device (TL) is that wireless user terminal links to each other with blue tooth voice gateway by bluetooth wireless links, in this application model, gateway is main equipment (master), can be that 7 user terminal slave units (slave) provide connection simultaneously, Bluetooth terminal both can be answered External Call by blue tooth voice gateway also can be by link to each other with the gateway outside line user of network of gateway call.
Along with the fast development of Bluetooth technology, people also improve constantly the functional requirement of bluetooth equipment.By using bluetooth equipment to hold videoconference is wherein a requirement. but at present, in the bluetooth field, there are not any standard or technical specification to relate to as yet and use bluetooth voice terminal device is held videoconference by blue tooth voice gateway and a plurality of remote subscriber a method.
Summary of the invention
Primary and foremost purpose of the present invention provides a kind of bluetooth equipment carries out videoconference by gateway and a plurality of remote subscriber method.The present invention is by setting up necessary call answering mechanism between bluetooth voice terminal device and the blue tooth voice gateway, and under the software or hardware controls of blue tooth voice gateway, realize that bluetooth voice terminal device and blue tooth voice gateway connect multiplex telephony in the external network and the MPTY between this multiplex telephony.
Described method comprises:
(a) can support to connect simultaneously under the prerequisite of multichannel external network conversation at blue tooth voice gateway, on bluetooth voice terminal device, set up respectively based on the bluetooth conversations bluetooth talk application and a plurality of remote subscribers by blue tooth voice gateway, bluetooth voice terminal device can communicate with blue tooth voice gateway, only keep one the tunnel with the basis of the bluetooth of blue tooth voice gateway conversation control connection on, by the method that blue tooth voice gateway is connected the speech channel of multichannel external call or voice data and bluetooth speech channel, realize that bluetooth voice terminal device can carry out multi-way call or videoconference with a plurality of remote subscribers by same blue tooth voice gateway.Bluetooth voice terminal device can pass through to send the signaling gateway to gateway hangs up the purpose that realizes thoroughly deleting a certain user with the method for a certain remote subscriber conversation from meeting.
(b) wherein, to realize a simple intercommunication mechanism between bluetooth voice terminal device and the gateway, make bluetooth voice terminal device can notify the blue tooth voice gateway merging of conversing, the speech of being realized the multichannel external call by gateway merges, and makes bluetooth voice channel in itself and the conversation of road bluetooth between the bluetooth voice terminal device control connection form speech channel between bluetooth voice terminal device user and the multichannel remote subscriber.
(c) blue tooth voice gateway can merge the multichannel external call by the method for software sound stack or the method for hardware mixer circuit.
(d) when bluetooth voice terminal device to from a meeting, shield a remote subscriber hear right the time, must send corresponding signaling to blue tooth voice gateway, blue tooth voice gateway can be by not sneaking into this user's speech the purpose of the speech that realizes shielding this user when the audio mixing, and can pass through the audio mixing result not to be sent to this user and realize shielding the purpose that this user audits meeting.If realize this two kinds of shieldings simultaneously, then can from meeting, temporarily mask this user fully.The user that falls of conductively-closed can recover power that conductively-closed falls by send corresponding signaling to blue tooth voice gateway like this. and the method for recovery can be blue tooth voice gateway is sneaked into this user's speech the speech that realizes recovering this user again when audio mixing a purpose, and can pass through the audio mixing result resend to this user and realize recovering the purpose that this user audits meeting.
By above scheme, under the situation that blue tooth voice gateway support and multichannel external call are conversed simultaneously, bluetooth voice terminal device is as an equipment that carries out bluetooth conversation by blue tooth voice gateway, can carry out multi-way call or videoconference by blue tooth voice gateway and institute's external network that connects thereof and a plurality of remote subscriber.Thereby very high using value and good market prospects are arranged.
Description of drawings
By describing embodiments of the invention in detail, will help to understand objects and advantages of the present invention by accompanying drawing.Wherein:
Fig. 1 is bluetooth voice terminal device carries out videoconference by blue tooth voice gateway and a plurality of remote subscriber a topological diagram.
Fig. 2 is bluetooth voice terminal device carries out videoconference by blue tooth voice gateway and a plurality of remote subscriber a message diagram.
Fig. 3 is according to the message flow diagram of multi-way call one embodiment of the invention, the blue tooth voice gateway merging external network that connects to the conversation of one tunnel bluetooth.
Fig. 4 is that blue tooth voice gateway merges the block diagram of the multi-way call of institute's access network to the analogue audio frequency hybrid circuit of one tunnel bluetooth conversation.
Embodiment
Fig. 1 is a kind of bluetooth voice terminal device carries out videoconference by blue tooth voice gateway and a plurality of remote subscriber a topological diagram.As shown in the figure, blue tooth voice gateway A320 is through external network A330, and for example PSTN, ISDN, ADSL network or Ethernet and set up multi-way call with remote subscriber simultaneously show three remote subscriber A340 here, A350, A360.After setting up corresponding bluetooth conversation, can keep wherein one tunnel bluetooth conversation with bluetooth voice terminal device A310.To be connected together with the speech channel in the multi-way call of remote subscriber then, pass to bluetooth voice terminal device to realize the videoconference between this equipment and the far-end multi-user by this road bluetooth conversation that keeps.Wherein, the bluetooth conversation can be that Bluetooth cordless telephone is used (Cordless TelephonyProfile, be called for short CTP) conversation, also can be that bluetooth earphone is used (Headset Profile, be called for short HSP) conversation, it also can be blue tooth vehicular hands free applications (Handsfree Profile is called for short HFP) conversation.
Fig. 2 be with three the tunnel conversation be example, a kind of bluetooth voice terminal device carries out the method for videoconference by blue tooth voice gateway and a plurality of remote subscriber message diagram is described. the step that this method comprises is as follows, when carrying out videoconference, initially, bluetooth voice terminal device MS by blue tooth voice gateway respectively with n remote subscriber U
1-U
nSet up multi-way call CC
1-CC
nThere is shown bluetooth voice terminal device MS by blue tooth voice gateway respectively with remote subscriber A, B, C set up three the tunnel conversation U410.This three tunnel conversation can be to converse to three tunnel bluetooths of remote subscriber by the bluetooth voice terminal device MS that sets up respectively to realize, also can be by blue tooth voice gateway and a remote subscriber U at bluetooth voice terminal device MS
1After setting up bluetooth conversation CC, go to notify blue tooth voice gateway to set up and other remote subscriber U by MS
1Conversation realize i value between 2-n here.Between MS and blue tooth voice gateway, will no longer set up new bluetooth conversation thus, have only one tunnel bluetooth conversation control connection.
MS is by carrying remote subscriber A, B, the merging of signaling blue tooth voice gateway and the remote subscriber A of C information, B, three tunnel conversation U420 of C.At this moment, if with remote subscriber A, B, three tunnel conversations of C are based on three tunnel bluetooths conversations control connection, then only keep one tunnel bluetooth conversation control connection between MS and gateway, and hang up other two-way bluetooths conversation control connections U430.Gateway is connected remote subscriber A afterwards, B, and the speech channel of C is in the bluetooth conversation that is kept, thus realization MS and A, B, the videoconference U440 of C.MS is hung up bluetooth conversation U450 when hope finishes this videoconference; And gateway is hung up and remote subscriber A, B, the conversation U460 of C.
Fig. 3 is to be example with three tunnel conversations, has described the message flow diagram of the method that multi-way call that a kind of blue tooth voice gateway merges the external network that connects converses to one tunnel bluetooth.Send signaling to blue tooth voice gateway at bluetooth voice terminal device MS, the notice blue tooth voice gateway merges remote subscriber A, B, the speech channel of C to the bluetooth of A conversation control connection CC1 after S510, gateway will with remote subscriber A, B, the voice data in the C conversation carries out audio mixing, send among the CC1 then, and send to MS S520 by the speech channel of CC1; MS sends voice data to gateway S530 in the speech channel of CC1 simultaneously, this gateway carries out audio mixing with the voice data that receives and the voice data of two user's communications in the remote subscriber, be transmitted to a remaining remote subscriber S540 then, thereby realize MS and remote subscriber A, B, the videoconference between the C. audio mixing can superpose to voice data by software mode and realize here.
Fig. 4 shows blue tooth voice gateway and realizes merging the another kind of mode of the multi-way call of institute's access network to the conversation of one tunnel bluetooth.Here adopt the analogue audio frequency hybrid circuit of a multiple-input and multiple-output to come voice data is carried out audio mixing.When N user participated in videoconference, the output to user I of this analogue audio frequency hybrid circuit can be corresponding other user 1,2 ... I-2, I-1, I+1, I+2 ... N-1, the combination in any of the input of N.
Preferably, in holding videoconference, can also pass through blue tooth voice gateway and realize that a remote subscriber is set audits meeting, that is: this remote subscriber can be heard other convention goers' speech, but other convention goers can not hear this user's speech.For realizing this function, at first send signaling to blue tooth voice gateway, notice blue tooth voice gateway shielding remote subscriber U by bluetooth voice terminal device MS
jSpeech.Blue tooth voice gateway only receive after this signaling to remote subscriber U
1-
And U
J+1-U
nVoice data in the conversation mixes, and the speech channel by the bluetooth conversation CC that keeps sends to MS then.Simultaneously, the gateway voice data that will from the speech channel of CC, receive with except remote subscriber U
1And U
jVoice data in all conversations outside the conversation mixes, and issues remote subscriber U by network that gateway connects
i. can control therefrom and only allow user U
jAudit this videoconference.This function can be used for temporarily interrupting the participation of a remote subscriber to this videoconference equally.
When bluetooth voice terminal device changes and the remote subscriber U that allows to audit
jWhen participating in this videoconference or allowing a remote subscriber temporarily being interrupted participate in this videoconference again, bluetooth voice terminal device MS sends signaling to blue tooth voice gateway, and the notice blue tooth voice gateway gives this remote subscriber U
jThe power of conference participation.In response, gateway is carrying out superposeing when voice data mixes into and user U
jConversation in voice data, and send to bluetooth voice terminal device and remove remote subscriber U
jOutside all participate in the remote subscriber of this videoconference.Gateway also will not comprise user U simultaneously
jThe voice data audio mixing result of voice data issue remote subscriber U by external network that gateway connects
j
When not wishing that a certain remote subscriber continues to participate in videoconference, bluetooth voice terminal device MS will send signaling to blue tooth voice gateway, and the notice blue tooth voice gateway is thoroughly got rid of this remote subscriber U from meeting
jIn response, gateway is hung up and this remote subscriber U
jConversation.
Illustrate and describe though the present invention is a reference example, will be understood by those skilled in the art that, under the situation of the spirit and scope of the present invention that do not break away from the appended claims and limited, can carry out the various changes of form and details.
Claims (8)
1, a kind of bluetooth voice terminal device method of carrying out videoconference by blue tooth voice gateway and a plurality of remote subscriber, wherein, this blue tooth voice gateway can be set up the multi-way call with these a plurality of remote subscribers simultaneously, and this method may further comprise the steps:
(a) bluetooth voice terminal device is set up multi-way call with a plurality of remote subscribers respectively by blue tooth voice gateway;
(b) bluetooth voice terminal device merges this multi-way call by the signaling blue tooth voice gateway of the information of carrying;
(c) blue tooth voice gateway merges to a plurality of speech channels in the multi-way call of blue tooth voice gateway and these a plurality of remote subscribers in the bluetooth speech channel between blue tooth voice gateway and this bluetooth voice terminal device, to carry out the videoconference between bluetooth voice terminal device and this a plurality of remote subscribers;
(d) when this videoconference finishes, bluetooth voice terminal device disconnects the bluetooth conversation between itself and the blue tooth voice gateway; And
(e) blue tooth voice gateway disconnects the multi-way call between itself and this a plurality of remote subscribers.
2, method according to claim 1 wherein when bluetooth voice terminal device and a plurality of remote subscriber are set up multi-way call, is set up many bluetooths conversation control connections between this bluetooth voice terminal device and the blue tooth voice gateway, and
After this bluetooth voice terminal device was notified the step that this blue tooth voice gateway merges, this bluetooth voice terminal device only kept a bluetooth conversation control connection, and hung up other bluetooth conversation control connection.
3, method according to claim 1, wherein when bluetooth voice terminal device and a plurality of remote subscriber are set up multi-way call, set up a bluetooth conversation between this bluetooth voice terminal device and the blue tooth voice gateway, and the notice blue tooth voice gateway is set up and the multi-way call of these a plurality of remote subscribers.
4, method according to claim 1, the step that is merged multi-way call by blue tooth voice gateway comprises:
Blue tooth voice gateway will carry out audio mixing with the voice data in the multi-way call of these a plurality of remote subscribers, and the audio mixing result be delivered to the speech channel of the bluetooth conversation between this bluetooth voice terminal device and this blue tooth voice gateway; And
Blue tooth voice gateway sends voice data through audio mixing to a remote subscriber, and described voice data through audio mixing mixes the voice data in the multi-way call of the voice data that receives and other remote subscriber except that this remote subscriber and produces from the speech channel of this bluetooth conversation.
5, method according to claim 4, wherein said audio mixing are to realize by the analogue audio frequency hybrid circuit of a multiple-input and multiple-output, or realize by voice data is superposeed.
6, method according to claim 4, when hope made a remote subscriber audit meeting or temporarily interrupts the participation of a remote subscriber, this method was further comprising the steps of:
Bluetooth voice terminal device sends signaling to blue tooth voice gateway, the speech of a remote subscriber of notice blue tooth voice gateway shielding;
Blue tooth voice gateway is got rid of the voice data of this remote subscriber, makes it not be used to any audio mixing operation.
7, method according to claim 6, when bluetooth voice terminal device allows a remote subscriber of auditing or temporarily being interrupted to participate in this videoconference, this method is further comprising the steps of: bluetooth voice terminal device sends signaling to blue tooth voice gateway, and the notice blue tooth voice gateway gives the power of this remote subscriber conference participation; And
Blue tooth voice gateway is used as the voice data of this remote subscriber the input of audio mixing operation again.
8, method according to claim 1, when not wishing that a remote subscriber continues to participate in this videoconference, this method may further comprise the steps:
Bluetooth voice terminal device sends signaling to blue tooth voice gateway, and the notice blue tooth voice gateway is thoroughly got rid of a remote subscriber from meeting;
Blue tooth voice gateway is hung up the conversation with this remote subscriber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100687467A CN100481857C (en) | 2005-04-30 | 2005-04-30 | Method for telephone conference with multiple remote users using blue tooth device by gateway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100687467A CN100481857C (en) | 2005-04-30 | 2005-04-30 | Method for telephone conference with multiple remote users using blue tooth device by gateway |
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|---|---|
| CN1859514A CN1859514A (en) | 2006-11-08 |
| CN100481857C true CN100481857C (en) | 2009-04-22 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101895720B (en) * | 2010-08-19 | 2011-08-24 | 和记奥普泰通信技术有限公司 | Teleconference chip and teleconference control method thereof |
| CN105933880A (en) * | 2016-03-31 | 2016-09-07 | 联想(北京)有限公司 | Information processing method and communication terminal |
| CN108632772B (en) * | 2017-03-20 | 2022-10-28 | 展讯通信（上海）有限公司 | Method and device for realizing multi-channel call and communication terminal |
| CN108718299A (en) * | 2018-04-28 | 2018-10-30 | 上海与德通讯技术有限公司 | A kind of conference method and electronic equipment |
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Denomination of invention: Method for telephone conference with multiple remote users using blue tooth device by gateway Effective date of registration: 20180115 Granted publication date: 20090422 Pledgee: Huaxia Bank, Limited by Share Ltd, Beijing subbranch Pledgor: Flying rescue medical technology (Beijing) Co., Ltd. Registration number: 2018990000041 |
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Date of cancellation: 20190131 Granted publication date: 20090422 Pledgee: Huaxia Bank, Limited by Share Ltd, Beijing subbranch Pledgor: Flying rescue medical technology (Beijing) Co., Ltd. Registration number: 2018990000041 |
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Denomination of invention: Method for telephone conference with multiple remote users using blue tooth device by gateway Effective date of registration: 20190430 Granted publication date: 20090422 Pledgee: Huaxia Bank, Limited by Share Ltd, Beijing subbranch Pledgor: Flying rescue medical technology (Beijing) Co., Ltd. Registration number: 2019990000337 |
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