CN103825905A - Method and device for multimedia data exchange - Google Patents
Method and device for multimedia data exchange Download PDFInfo
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- CN103825905A CN103825905A CN201410086741.6A CN201410086741A CN103825905A CN 103825905 A CN103825905 A CN 103825905A CN 201410086741 A CN201410086741 A CN 201410086741A CN 103825905 A CN103825905 A CN 103825905A
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Abstract
The embodiment of the invention discloses a method and a device for multimedia data exchange. Multimedia data is split into a plurality of data packages for transmission according to Bluetooth low power consumption technology, so that the multimedia data can be transmitted under the condition that equipment does not need to define character. The method disclosed by the embodiment of the invention comprises the following steps: firstly, receiving an exchange request of the multimedia data sent by a sender; secondly, establishing a transmission path corresponding to the exchange request according to the information of the sensor; then, splitting the multimedia data into a plurality of data packages with preset data size according to the Bluetooth low power consumption technology; finally, transmitting the data packages through the transmission path.
Description
Technical field
The present invention relates to data processing field, relate in particular to a kind of multi-medium data switching method and device.
Background technology
Bluetooth technology, is a kind of radiotechnics of support equipment short haul connection, along with the development of Bluetooth technology, and by using Bluetooth technology to carry out the also extensive use of exchange of multi-medium data,
Between tradition bluetooth equipment, transmitting multimedia information spinner will comprise following several method: HFP (Hands-Free Profile), A2DP(Advanced Audio Distribution Profile, a control track distribution technique), it is to be mainly applied to stereophone, AVRCP(A/V Remote Control Profile), MAP(Message Access Profile), BIP(Basic Imaging Profile), VDP(Video Distribution Profile).
But the basis that above-mentioned these several technology of mentioning realize is all based on bluetooth 2.1 or standard more earlier, these normalized definitions different roles.Due to the equipment of different role, function and the characteristic of its realization are different, for example, for the MAP of information exchange, it has defined two kinds of roles, MCE(Message Server Equipment), and MSE(Message Client Equipment), that on mobile phone, realize is MSE role, and MCE role's implementor comprises onboard system, PC etc.Owing to only having realized MSE role on mobile phone, and do not realize MCE role, so between different mobile phones, just lose the ability of carrying out information exchange by MAP, can only carry out information exchange by other agreements, meanwhile, similarly as for exchange of speech, the role who realizes on mobile phone is also more single, causes equally cannot carrying out exchange of speech by bluetooth between two mobile phones.
Summary of the invention
The embodiment of the present invention provides a kind of multi-medium data switching method and device, by being split into several packets according to bluetooth Low-power Technology, multi-medium data transmits, realize in the case of the equipment without definition role, just can transmit multi-medium data.
A kind of multi-medium data switching method providing in the embodiment of the present invention, comprising:
Receive the exchange request of the multi-medium data of transmit leg transmission;
Set up transmission channel corresponding thereto according to the information of described transmit leg;
According to bluetooth Low-power Technology, described multi-medium data is split into several packets that possess initialize data amount;
Packet described in several is transmitted by described transmission channel.
Alternatively,
The exchange request that receives the multi-medium data of transmit leg transmission also comprises before:
By Bluetooth broadcast information scanning recipient;
Screen according to the described recipient's who scans information, and definite final receiver.
Alternatively,
The transmission channel of setting up corresponding thereto according to the information of described transmit leg specifically comprises:
The described information of adding described transmit leg, described packets of information contains authentication secret word string and the result;
Information to described transmit leg verifies, if be proved to be successful, and transmission channel corresponding thereto.
Alternatively,
Describedly according to bluetooth Low-power Technology, described multi-medium data is split into several packets that possess initialize data amount and specifically comprises:
According to bluetooth Low-power Technology, described multi-medium data is split into packet described in several that possess described initialize data amount;
Described packet is inserted to a byte representation frame number.
Alternatively,
Described packet described in several is also comprised after transmitting by described transmission channel:
The described packet receiving is packaged according to described frame number.
Judge whether to exist packet loss, if so, control bag by the sequence number notice transmit leg of unreceived packet by NACK, if not, control bag notice transmission bag by ACK and be sent completely.
A kind of multi-medium data switch providing in the embodiment of the present invention, comprising:
Receiver module, the exchange request of multi-medium data sending for receiving transmit leg;
Link block, for setting up transmission channel corresponding thereto according to the information of described transmit leg;
The module of unpacking, for splitting into described multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Transport module, for transmitting packet described in several by described transmission channel.
Alternatively,
Described multi-medium data switch also comprises:
Scan module, for passing through Bluetooth broadcast information scanning recipient;
Screen module, for screening according to the described recipient's who scans information, and definite final receiver.
Alternatively,
Described link block specifically comprises:
Add submodule, for adding the described information of described transmit leg, described packets of information contains authentication secret word string and the result;
Checking submodule, verifies for the information to described transmit leg, if be proved to be successful, and transmission channel corresponding thereto.
Alternatively,
The described module of unpacking specifically comprises:
The submodule of unpacking, for splitting into packet described in several that possess described initialize data amount according to bluetooth Low-power Technology by described multi-medium data;
Intron module, for inserting a byte representation frame number to described packet.
Alternatively,
Described multi-medium data switch also comprises:
Group bag module, for packaging the described multi-medium data receiving according to frame number;
Wherein, described group of bag module comprises judgement submodule, for judging whether to exist packet loss, if so, controls bag by the sequence number notice transmit leg of unreceived packet by NACK, if not, controls bag notice transmission bag by ACK and is sent completely.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
The embodiment of the present invention provides a kind of multi-medium data switching method and device, wherein, method step comprises: first, receive the exchange request of the multi-medium data of transmit leg transmission, secondly, set up transmission channel corresponding thereto according to the information of transmit leg, then, according to bluetooth Low-power Technology, multi-medium data is split into several packets that possess initialize data amount, last, several packets are transmitted by transmission channel.In the present embodiment, first set up transmission channel corresponding thereto by the information of transmit leg, again multi-medium data being split into several packets according to bluetooth Low-power Technology transmits by the transmission channel of setting up, realize in the case of the equipment without definition role, just can transmit multi-medium data, meanwhile, by using bluetooth Low-power Technology, further improved efficiency and the quality of transmission.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The schematic flow sheet of the embodiment that Fig. 1 is a kind of multi-medium data switching method of providing in the embodiment of the present invention;
The schematic flow sheet of another embodiment that Fig. 2 is a kind of multi-medium data switching method of providing in the embodiment of the present invention;
The schematic flow sheet of another embodiment that Fig. 3 is a kind of multi-medium data switching method of providing in the embodiment of the present invention;
The schematic flow sheet of the embodiment that Fig. 4 is a kind of multi-medium data switch of providing in the embodiment of the present invention;
The schematic flow sheet of another embodiment that Fig. 5 is a kind of multi-medium data switch of providing in the embodiment of the present invention;
The schematic flow sheet of another embodiment that Fig. 6 is a kind of multi-medium data switch of providing in the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of multi-medium data switching method and device, by being split into several packets according to bluetooth Low-power Technology, multi-medium data transmits, realize in the case of the equipment without definition role, just can transmit multi-medium data.
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, the embodiments described below are only the present invention's part embodiment, but not whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making all other embodiment that obtain under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, an embodiment of a kind of multi-medium data switching method providing in the embodiment of the present invention comprises:
101, receive the exchange request of the multi-medium data of transmit leg transmission;
In the present embodiment, in the time that user need to send multi-medium data to another equipment by an equipment, first need the exchange request of the multi-medium data that receives transmit leg transmission, it should be noted that, aforesaid equipment can be user side, as mobile terminal, such as mobile phone etc. specifically do not limit herein, it can also be service end, as server, for example PC end does not specifically limit herein.
Should be noted that, aforesaid multi-medium data can be real-time multimedia information, such as voice messaging, image information or video information etc.
102, set up transmission channel corresponding thereto according to the information of described transmit leg;
After the exchange request of multi-medium data that receives transmit leg transmission, first need to set up the transmission channel for Multimedia Data Transmission corresponding with this information according to the information of transmit leg, it should be noted that, the information of aforesaid transmit leg can be the information that the checking secret key word string corresponding with the identity information of transmit leg etc. represents the identity information of transmit leg, does not specifically limit herein.
103, according to bluetooth Low-power Technology, multi-medium data is split into several packets that possess initialize data amount;
After transmission channel has been set up, need to multi-medium data be split into according to bluetooth Low-power Technology to several packets that possess initialize data amount, the packet of aforesaid initialize data amount can be the packet that is not more than 20 bytes, in this packet, can also include the identifier that represents packet sequence, this identifier will describe in follow-up embodiment, no longer does detailed repeating herein.
Should be noted that, aforesaid packet is the packet that meets bluetooth Low-power Technology, and multi-medium data transmit leg and multi-medium data recipient can be all the equipment of compatible bluetooth Low-power Technology, be understandable that, aforesaid bluetooth Low-power Technology is known technology, is not therefore specifically described in detail herein.
104, several packets are transmitted by transmission channel.
In the present embodiment, when multi-medium data is carried out to the processing of unpacking of initialize data amount according to bluetooth Low-power Technology after, the transmission channel that several packets after unpacking are set up by step 102 is transmitted.
It should be noted that, in the time that packet is transmitted, if transmit leg is user side, can be to use the method for write to transmit data, if transmit leg is service end, can be by the method for notify, data to be transmitted, be understandable that, aforesaid write method and notify method are known technology, therefore just no longer specifically repeat herein.
Should be noted that, in the present embodiment, it in the time that packet is transmitted, can be the transmission by guarantee the pass key control data in multi-medium data with affirmation mechanism and overtime retransmission mechanism, aforesaid affirmation mechanism and overtime retransmission mechanism are known technology, are not therefore specifically described in detail herein.
The embodiment of the present invention provides a kind of multi-medium data switching method and device, wherein, method step comprises: first, receive the exchange request of the multi-medium data of transmit leg transmission, secondly, set up transmission channel corresponding thereto according to the information of transmit leg, then, according to bluetooth Low-power Technology, multi-medium data is split into several packets that possess initialize data amount, last, several packets are transmitted by transmission channel.In the present embodiment, by first the information of multi-medium data transmit leg being mated, again multi-medium data being split into several packets according to bluetooth Low-power Technology transmits, realize in the case of the equipment without definition role, just can transmit multi-medium data, meanwhile, by using bluetooth Low-power Technology, further improved efficiency and the quality of transmission.
The process that is the multi-medium data switching method to providing in the embodiment of the present invention is above described in detail, below the process that multi-medium data is split is described in detail, refer to Fig. 2, another embodiment of a kind of multi-medium data switching method providing in the embodiment of the present invention comprises:
201, by Bluetooth broadcast information scanning recipient, and screen according to the recipient's who scans information, determine final receiver;
In the present embodiment, send the exchange request of multi-medium data at receive direction transmit leg before, recipient need to first pass through Bluetooth broadcast information scanning recipient, and this recipient can be multiple, screen according to the recipient's who scans information, and definite final receiver.
Should be noted that, this broadcast message includes identity identification information, can be that Personal Identity Number is directly added in bluetooth device name, can also be that Personal Identity Number is added to a service ID by coding, and this service ID is Service UUID.
202, receive the exchange request of the multi-medium data of transmit leg transmission;
In the present embodiment, in the time that user need to send multi-medium data to another equipment by an equipment, first, transmit leg need to send the exchange request of multi-medium data, it should be noted that, aforesaid equipment can be user side, as mobile terminal, such as mobile phone etc., specifically do not limit, can also be service end, as server herein, for example PC end does not specifically limit herein.
Should be noted that, aforesaid multi-medium data can be real-time multimedia information, such as voice messaging, image information or video information etc.
203, add the information of transmit leg;
In the present embodiment, in the time that user need to send multi-medium data to another equipment by an equipment, first also need the information of transmit leg to add, it should be noted that, this interpolation can be to be added in Bluetooth broadcast information, can also be to add in solicited message.
Should be noted that, this packets of information contains identity identification information, can also be to include authentication secret word string.
Be understandable that, aforesaid identity code can be to set up with transmit leg the identity code that has corresponding relation, as phone number, or name, specifically do not limit herein.
204, the information of transmit leg is mated, if the match is successful, perform step 205, if mate unsuccessfully, do not respond exchange request;
After receiving the exchange request of multi-medium data that transmit leg sends, first need the information of transmit leg to mate, if the match is successful, perform step 205, if mate unsuccessfully, do not respond exchange request.
It should be noted that, it can be the coupling whether this transmit leg possesses the transmitting rights of multi-medium data that the information of aforesaid transmit leg is mated, this coupling can be receive the multi-medium data exchange request that transmit leg sends after, automatically carry out in scan list, whether possessing the equipment mating with caller information, for example mate with the Personal Identity Number of transmit leg by the title in list, can also be to mate with the Personal Identity Number of transmit leg by the Service UUID in list, or mate by initiating authentication request, specifically do not limit herein.
Be understandable that, aforesaid not respond exchange request can be refusal exchange request, can also be to return a requirement of adding the information of transmit leg, and in the time accepting and agree to that this requires, the information that performs step 203 pairs of transmit legs is added.
205, set up transmission channel;
In the present embodiment, after the information success of coupling transmit leg, set up the transmission channel for transmitting multimedia data.
206, according to bluetooth Low-power Technology, multi-medium data is split into several packets that possess initialize data amount;
After transmission channel has been set up, need to multi-medium data be split into according to bluetooth Low-power Technology to several packets that possess initialize data amount, the packet of aforesaid initialize data amount can be the packet that is not more than 20 bytes, in this packet, can also include the identifier that represents packet sequence, this identifier will describe in follow-up step, no longer does detailed repeating herein.
Should be noted that, aforesaid packet is the packet that meets bluetooth Low-power Technology, and multi-medium data transmit leg and multi-medium data recipient can be all the equipment of compatible bluetooth Low-power Technology, be understandable that, aforesaid bluetooth Low-power Technology is known technology, is not therefore specifically described in detail herein.
207, packet is inserted to a byte representation frame number;
After multi-medium data is split into the some packets that meet bluetooth Low-power Technology, aforesaid packet is inserted to a byte and be used for representing frame number, this frame number represents order and the sequential of packet, in for example aforesaid step 206, packet is according to the processing of unpacking of 19 bytes, each data are inserted a byte representation frame number, now, the byte that includes the packet of frame number is 20 bytes.
208, several packets are transmitted by transmission channel.
In the present embodiment, when multi-medium data is carried out to the processing of unpacking of initialize data amount according to bluetooth Low-power Technology, and after the some packets after processing unpacking insert a byte representation frame number, the transmission channel that aforesaid several packets are set up by step 205 is transmitted.
It should be noted that, in the time that packet is transmitted, if transmit leg is user side, can be to use the method for write to transmit data, if transmit leg is service end, can be by the method for notify, data to be transmitted, be understandable that, aforesaid write method and notify method are known technology, therefore just no longer specifically repeat herein.
Should be noted that, in the present embodiment, it in the time that packet is transmitted, can be the transmission by guarantee the pass key control data in multi-medium data with affirmation mechanism and overtime retransmission mechanism, aforesaid affirmation mechanism and overtime retransmission mechanism are known technology, are not therefore specifically described in detail herein.
In the present embodiment, first set up transmission channel corresponding thereto by the information of transmit leg, again multi-medium data being split into several packets according to bluetooth Low-power Technology transmits by the transmission channel of setting up, realize in the case of the equipment without definition role, just can transmit multi-medium data, simultaneously, by using bluetooth Low-power Technology, efficiency and the quality of transmission are further improved, and, add the design of caller information, further increase multi-medium data in transmitting procedure, transmit leg and recipient's exact connect ion.
Be that the process that multi-medium data is split is described in detail above, below the process of recipient being organized to bag be described in detail, refer to Fig. 3, another embodiment of a kind of multi-medium data switching method providing in the embodiment of the present invention comprises:
301, by Bluetooth broadcast information scanning recipient, and screen according to the recipient's who scans information, determine final receiver;
In the present embodiment, send the exchange request of multi-medium data at receive direction transmit leg before, recipient need to first pass through Bluetooth broadcast information scanning recipient, and this recipient can be multiple, screen according to the recipient's who scans information, and definite final receiver.
Should be noted that, this broadcast message includes identity identification information, can be that Personal Identity Number is directly added in bluetooth device name, can also be that Personal Identity Number is added to a service ID by coding, and this service ID is Service UUID.
302, receive the exchange request of the multi-medium data of transmit leg transmission;
In the present embodiment, in the time that user need to send multi-medium data to another equipment by an equipment, first, transmit leg need to send the exchange request of multi-medium data, it should be noted that, aforesaid equipment can be user side, as mobile terminal, such as mobile phone etc., specifically do not limit, can also be service end, as server herein, for example PC end does not specifically limit herein.
Should be noted that, aforesaid multi-medium data can be real-time multimedia information, such as voice messaging, image information or video information etc.
303, add the information of transmit leg;
In the present embodiment, in the time that user need to send multi-medium data to another equipment by an equipment, first also need the information of transmit leg to add, it should be noted that, this interpolation can be to be added in Bluetooth broadcast information, can also be to add in solicited message.
Should be noted that, this packets of information contains identity identification information, can also be to include authentication secret word string.
Be understandable that, aforesaid identity code can be to set up with transmit leg the identity code that has corresponding relation, as phone number, or name, specifically do not limit herein.
304, the information of transmit leg is mated, if the match is successful, perform step 305, if mate unsuccessfully, do not respond exchange request;
After receiving the exchange request of multi-medium data that transmit leg sends, first need the information of transmit leg to mate, if the match is successful, perform step 305, if mate unsuccessfully, do not respond exchange request.
It should be noted that, it can be the coupling whether this transmit leg possesses the transmitting rights of multi-medium data that the information of aforesaid transmit leg is mated, this coupling can be receive the multi-medium data exchange request that transmit leg sends after, automatically carry out in scan list, whether possessing the equipment mating with caller information, for example mate with the Personal Identity Number of transmit leg by the title in list, can also be to mate with the Personal Identity Number of transmit leg by the Service UUID in list, specifically not limit herein.
Be understandable that, aforesaid not respond exchange request can be refusal exchange request, can also be to return a requirement of adding the information of transmit leg, and in the time accepting and agree to that this requires, the information that performs step 301 pairs of transmit legs is added.
305, set up transmission channel;
In the present embodiment, after the information success of coupling transmit leg, set up the transmission channel for transmitting multimedia data.
306, according to bluetooth Low-power Technology, multi-medium data is split into several packets that possess initialize data amount;
After transmission channel has been set up, need to multi-medium data be split into according to bluetooth Low-power Technology to several packets that possess initialize data amount, the packet of aforesaid initialize data amount can be the packet that is not more than 20 bytes, in this packet, can also include the identifier that represents packet sequence, this identifier will describe in follow-up step, no longer does detailed repeating herein.
Should be noted that, aforesaid packet is the packet that meets bluetooth Low-power Technology, and multi-medium data transmit leg and multi-medium data recipient can be all the equipment of compatible bluetooth Low-power Technology, be understandable that, aforesaid bluetooth Low-power Technology is known technology, is not therefore specifically described in detail herein.
307, packet is inserted to a byte representation frame number;
After multi-medium data is split into the some packets that meet bluetooth Low-power Technology, aforesaid packet is inserted to a byte and be used for representing frame number, this frame number represents order and the sequential of packet, in for example aforesaid step 306, packet is according to the processing of unpacking of 19 bytes, each data are inserted a byte representation frame number, now, the byte that includes the packet of frame number is 20 bytes.
308, several packets are transmitted by transmission channel;
In the present embodiment, when multi-medium data is carried out to the processing of unpacking of initialize data amount according to bluetooth Low-power Technology, and after the some packets after processing unpacking insert a byte representation frame number, the transmission channel that aforesaid several packets are set up by step 305 is transmitted.
It should be noted that, in the time that packet is transmitted, if transmit leg is user side, can be to use the method for write to transmit data, if transmit leg is service end, can be by the method for notify, data to be transmitted, be understandable that, aforesaid write method and notify method are known technology, therefore just no longer specifically repeat herein.
Should be noted that, in the present embodiment, it in the time that packet is transmitted, can be the transmission by guarantee the pass key control data in multi-medium data with affirmation mechanism and overtime retransmission mechanism, aforesaid affirmation mechanism and overtime retransmission mechanism are known technology, are not therefore specifically described in detail herein.
309, the packet receiving is packaged according to frame number;
In the present embodiment, after several packets are transferred to recipient by transmission channel, first need several packets of the multi-medium data receiving to package according to frame number, it should be noted that, receive several packets time by cyclic redundancy check (CRC) code, several packets are first confirmed, then package according to frame number.
310, judge whether to exist packet loss, if so, perform step 311, if not, perform step 312;
In the time that the packet receiving is packaged according to frame number, whether real-time judge there is packet loss, has packet loss phenomenon if find, performs step 311, has packet loss if do not find, performs step 312.
311, control bag by the sequence number notice transmit leg of unreceived packet by NACK;
In the time that the packet receiving is packaged according to frame number, be found in real time and have packet loss phenomenon, control bag by the sequence number notice transmit leg of unreceived packet by NACK, now, send bag receive NACK control bag feedack after, transmit leg according to sequence number by the repeating transmission of unreceived packet to recipient.
312, controlling bag notice transmission bag by ACK is sent completely.
In the time that the packet receiving is packaged according to frame number, there is not packet loss phenomenon in discovery in real time, controls bag notice transmission bag be sent completely by ACK.
In abovementioned steps 311 and 312, feedback notification is during to transmit leg, can be by message authentication mechanism in groups, for example, can be the message that whether has packet loss that an acknowledge message is confirmed multiple packets.
In the present embodiment, first set up transmission channel corresponding thereto by the information of transmit leg, again multi-medium data being split into several packets according to bluetooth Low-power Technology transmits by the transmission channel of setting up, realize in the case of the equipment without definition role, just can transmit multi-medium data, simultaneously, by using bluetooth Low-power Technology, efficiency and the quality of transmission are further improved, and, add the design of caller information, further increase multi-medium data in transmitting procedure, transmit leg and recipient's exact connect ion, meanwhile, in the process of group bag, whether real-time judge has packet loss phenomenon, and feed back by message authentication mechanism in groups, further improve the throughput of Multimedia Data Transmission.
Refer to Fig. 4, an embodiment of a kind of multi-medium data switch providing in the embodiment of the present invention comprises:
Receiver module 401, the exchange request of multi-medium data sending for receiving transmit leg;
Link block 402, for setting up transmission channel corresponding thereto according to the information of described transmit leg
The module 403 of unpacking, for splitting into multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Transport module 404, for transmitting several packets by transmission channel.
In the present embodiment, first set up transmission channel corresponding thereto by link block 402 according to the information of transmit leg, the module of unpacking 403 and transport module 404 split into several packets by multi-medium data according to bluetooth Low-power Technology again and transmit by the transmission channel of setting up, realize in the case of the equipment without definition role, just can transmit multi-medium data, meanwhile, by using bluetooth Low-power Technology, further improved efficiency and the quality of transmission.
The function that is the each module of a kind of multi-medium data switch to providing in the present embodiment is above described in detail, to the submodule of the module of unpacking be described in detail below, refer to Fig. 5, another embodiment of a kind of multi-medium data switch providing in the embodiment of the present invention comprises:
Wherein, link block 504 can further include:
Add submodule 5041, for adding the described information of described transmit leg, described packets of information contains authentication secret word string and the result;
Checking submodule 5042, verifies for the information to described transmit leg, if be proved to be successful, and transmission channel corresponding thereto.
The module 505 of unpacking, for splitting into multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Wherein, this module 505 of unpacking can further include:
The submodule 5051 of unpacking, for splitting into multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
In the present embodiment, first set up transmission channel corresponding thereto by link block 502 according to the information of transmit leg, the module of unpacking 503 and transport module 504 split into several packets by multi-medium data according to bluetooth Low-power Technology again and transmit by the transmission channel of setting up, intron module 5052 is inserted frame number to the packet after unpacking again, transport module 506 transmits several packets, realize in the case of the equipment without definition role, just can transmit multi-medium data, simultaneously, by using bluetooth Low-power Technology, efficiency and the quality of transmission are further improved, and, add the design that submodule 5041 adds caller information, further increase multi-medium data in transmitting procedure, transmit leg and recipient's exact connect ion.
Be that the submodule of the module of unpacking is described in detail above, will be described in detail group bag module and submodule thereof below, refer to Fig. 6, another embodiment of a kind of multi-medium data switch providing in the embodiment of the present invention comprises:
Wherein, link block 604 can further include:
Add submodule 6041, for adding the described information of described transmit leg, described packets of information contains authentication secret word string and the result;
Checking submodule 6042, verifies for the information to described transmit leg, if be proved to be successful, and transmission channel corresponding thereto.
The module 605 of unpacking, for splitting into multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Wherein, this module 605 of unpacking can further include:
The submodule 6051 of unpacking, for splitting into multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Wherein, group bag module 607 can further include:
In the present embodiment, first set up transmission channel corresponding thereto by link block 602 according to the information of transmit leg, the module of unpacking 603 and transport module 604 split into several packets by multi-medium data according to bluetooth Low-power Technology again and transmit by the transmission channel of setting up, intron module 6052 is inserted frame number to the packet after unpacking again, transport module 606 transmits several packets, realize in the case of the equipment without definition role, just can transmit multi-medium data, simultaneously, by using bluetooth Low-power Technology, efficiency and the quality of transmission are further improved, and, add the design that submodule 5041 adds caller information, further increase multi-medium data in transmitting procedure, transmit leg and recipient's exact connect ion, meanwhile, whether submodule 6071 real-time judge in the process of group bag that judges of group bag module 607 has packet loss phenomenon, and feed back by message authentication mechanism in groups, further improve the throughput of Multimedia Data Transmission.
Those skilled in the art can be well understood to, for convenience and simplicity of description, the system of foregoing description, the specific works process of device and unit, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.
In the several embodiment that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described unit, be only that a kind of logic function is divided, when actual realization, can have other dividing mode, for example multiple unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in multiple network element.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.
In addition, the each functional unit in each embodiment of the present invention can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If described integrated unit is realized and during as production marketing independently or use, can be stored in a computer read/write memory medium using the form of SFU software functional unit.Based on such understanding, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) carry out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CDs.
The above, above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a multi-medium data switching method, is characterized in that, comprising:
Receive the exchange request of the multi-medium data of transmit leg transmission;
Set up transmission channel corresponding thereto according to the information of described transmit leg;
According to bluetooth Low-power Technology, described multi-medium data is split into several packets that possess initialize data amount;
Packet described in several is transmitted by described transmission channel.
2. method according to claim 1, is characterized in that, the exchange request that receives the multi-medium data of transmit leg transmission also comprises before:
By Bluetooth broadcast information scanning recipient;
Screen according to the described recipient's who scans information, and definite final receiver.
3. method according to claim 1, is characterized in that, the transmission channel of setting up corresponding thereto according to the information of described transmit leg specifically comprises:
The described information of adding described transmit leg, described packets of information contains authentication secret word string and the result;
Information to described transmit leg verifies, if be proved to be successful, and transmission channel corresponding thereto.
4. method according to claim 1, is characterized in that, describedly according to bluetooth Low-power Technology, described multi-medium data is split into several packets that possess initialize data amount and specifically comprises:
According to bluetooth Low-power Technology, described multi-medium data is split into packet described in several that possess described initialize data amount;
Described packet is inserted to a byte representation frame number.
5. according to the method described in any one in claim 1 to 4, it is characterized in that, described packet described in several also comprised after transmitting by described transmission channel:
The described packet receiving is packaged according to described frame number.
Judge whether to exist packet loss, if so, control bag by the sequence number notice transmit leg of unreceived packet by NACK, if not, control bag notice transmission bag by ACK and be sent completely.
6. a multi-medium data switch, is characterized in that, comprising:
Receiver module, the exchange request of multi-medium data sending for receiving transmit leg;
Link block, for setting up transmission channel corresponding thereto according to the information of described transmit leg;
The module of unpacking, for splitting into described multi-medium data according to bluetooth Low-power Technology several packets that possess initialize data amount;
Transport module, for transmitting packet described in several by described transmission channel.
7. multi-medium data switch according to claim 6, is characterized in that, also comprises:
Scan module, for passing through Bluetooth broadcast information scanning recipient;
Screen module, for screening according to the described recipient's who scans information, and definite final receiver.
8. multi-medium data switch according to claim 6, is characterized in that, described link block specifically comprises:
Add submodule, for adding the described information of described transmit leg, described packets of information contains authentication secret word string and the result;
Checking submodule, verifies for the information to described transmit leg, if be proved to be successful, and transmission channel corresponding thereto.
9. multi-medium data switch according to claim 6, is characterized in that, described in the module of unpacking specifically comprise:
The submodule of unpacking, for splitting into packet described in several that possess described initialize data amount according to bluetooth Low-power Technology by described multi-medium data;
Intron module, for inserting a byte representation frame number to described packet.
10. according to the multi-medium data switch described in any one in claim 6 to 9, it is characterized in that, also comprise:
Group bag module, for packaging the described multi-medium data receiving according to frame number;
Wherein, described group of bag module comprises judgement submodule, for judging whether to exist packet loss, if so, controls bag by the sequence number notice transmit leg of unreceived packet by NACK, if not, controls bag notice transmission bag by ACK and is sent completely.
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