CN104994546A - Method of transmitting grouped data based on CDMA transparent transmission voice channel, and mobile terminal - Google Patents
Method of transmitting grouped data based on CDMA transparent transmission voice channel, and mobile terminal Download PDFInfo
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- CN104994546A CN104994546A CN201510122401.9A CN201510122401A CN104994546A CN 104994546 A CN104994546 A CN 104994546A CN 201510122401 A CN201510122401 A CN 201510122401A CN 104994546 A CN104994546 A CN 104994546A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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Abstract
The invention discloses a method of transmitting grouped data based on a CDMA transparent transmission voice channel, comprising: establishing transparent business between both communication sides; using grouped data selected by a user as a data source through a mobile terminal and performing grouping processing on the grouped data according to frames; transmitting processed 8.55 kbps grouped data and performing rate adaptation on the processed 8.55 kbps data on a base station to be 64 kbps data; transparently transmitting data in a core network to an opposite terminal base station; recovering the data to be 8.55 kbps data by the base station, and sending the grouped data through a transparent transmission channel to a grouped data called side; and restoring original data by a receiving terminal. The method can guarantee the data transmission reliability, instantaneity and security between any two mobile terminals or between a mobile terminal and a server in a CDMA mobile communication system by employing a software mode and without increasing any hardware cost, thereby meeting user use demands and improving communication efficiency and user experience. The invention also discloses a mobile terminal.
Description
Technical field
The present invention relates to communication technical field, particularly relate to method, mobile terminal based on CDMA transparent transmission voice channel transmitting grouped data.
Background technology
At present, the long-distance transmissions of data and the fail safe one of transmission are to being the focus that people pay close attention to, the mode of continuous data transfer has a lot, but the mode that the voice channel utilizing public wireless network to provide realizes data continuous communication not yet has the ripe method solved.
In the second generation or 3 G mobile communication network, by voice channel transmission of speech signals, by data channel transmission non-speech data, both are independent mutually, usually the non-speech data transmitted by voice channel, data (IBD:In Band Data) in band are called.In the methods of the invention, in band, data comprise other the various data message except speech data, as grouped datas such as view data, video and control signals.
Along with the develop rapidly of science and technology, the expanding day of wireless communication networks area coverage, while the reliability providing communication data to transmit for people and real-time, its fail safe also causes concern day by day, guarantees that data in time, effectively, are correctly transmitted significant.
In conventional wireless communication network, circuit domain transmitting voice information, packet domain transmission packet information.Packet domain adopts store-and-forward mode transmitting grouped data, there is Forwarding Delay; Consider the expense (as the information such as source, destination address) of each packet payload, make the amount of information transmitted increase by more than 5%; In addition transmitted in packets may occur out-of-sequence, lose the problems such as sequence.And circuit domain adopts connection-oriented communication mode, ensure that communicating pair link is special, data are gone directly, and time delay is little; After communicating pair physical link is set up, exist always, can communicate at any time, ensure that real-time; Communicating pair sends according to sending order, without mis-ordering problem.
Meanwhile, in wireless communications, the fail safe of data and privacy are vital for user, core net is divided into packet domain core network and circuit domain core net, packet domain core network is connected with the Internet, be subject to network layer attack, make based on wireless communication system packet domain transmit user side and server side packet data face potential safety hazards such as such as eavesdropping, distort; And circuit domain core net is not connected with the Internet, attacker is difficult to initiate network layer to circuit domain core net and attacks, and the information that the information therefore transmitted based on wireless communication system circuit domain is comparatively transmitted by packet domain has more fail safe and privacy.
Summary of the invention
In view of the above problems, technical problem to be solved by this invention how to provide a kind of method, mobile terminal based on CDMA transparent transmission voice channel transmitting grouped data, any hardware cost can not increased, adopt the mode of software, between any two mobile terminals in CDMA mobile communcations system or between mobile terminal and server, ensure the reliability of transfer of data, real-time and fail safe, thus meet the key issue of the user demand of user.
For this purpose, the present invention proposes a kind of method based on CDMA transparent transmission voice channel transmitting grouped data, comprise concrete following steps:
S1: communicating pair, by triggering voice transparent transmission service module, sets up transparent transmission service between described communicating pair;
S2: select trigger module by mobile terminal data, grouped data user selected as data source, and by data conversion module, carries out packet transaction to described grouped data frame by frame;
S3: transmit trigger module by data, is conveyed through the 8.55kbps grouped data of process, and the data of the 8.55kbps after process are carried out in base station the data that rate adapted is 64kbps;
S4: be transmitted transparently to base station, opposite end in core net;
S5: date restoring is the data of 8.55kbps by described base station again, and sends described grouped data to callee by transparent transmission channel;
S6: receiving terminal reduces initial data by data conversion module.
Further, described step S1 specifically comprises:
S11: caller calls callee number, after callee answers, enters talking state;
S12: when described calling party and/or callee need to carry out the communication of described transparent transmission service, described communicating pair sends business switching command by triggering mobile terminals voice transparent transmission business trigger module, and after described order sends, described communicating pair is to base station controller initiating business request;
S13: described base station controller sends service connection to terminal and sets up response message;
S14: described terminal sends service connection to described base station controller and completes, and transparent transmission channel is set up, and speech business is converted into data service.
Further, also comprise: after setting up described transparent transmission channel, described base station controller stops vocoder encoding to packet and/or process of decoding, and is processed by the packet received according to the packet in data service.
For this purpose, the invention allows for a kind of mobile terminal, comprising:
Voice transparent transmission business trigger module, voice transparent transmission service request is sent to described base station controller for described calling subscriber and/or called subscriber, after described base station controller receives transparent transmission service request message, start described transparent transmission service and ISLP adaptation processing is performed to the speech data received;
Data selection trigger module, selects to wait to transmit data for user;
Data conversion module, for being converted to the data of preset encoding and decoding format by the data received;
Data transmit trigger module, transmit grouped data for user by voice transparent transmission channel, wherein, after described data transmit trigger module startup, are sent to transparent transmission channel after target data being used preset encoding and decoding format to encode;
State display module, for showing mobile terminal current state on interface.
The invention discloses a kind of method based on CDMA transparent transmission voice channel transmitting grouped data, communicating pair, by triggering voice transparent transmission service module, sets up transparent transmission service between communicating pair and local terminal base station; Select trigger module by mobile terminal data, grouped data user selected as data source, and by data conversion module, carries out packet transaction to grouped data frame by frame; Transmit trigger module by data, be conveyed through the 8.55kbps grouped data of process, and the data of the 8.55kbps after process are carried out in base station the data that rate adapted is 64kbps; Base station, opposite end is transmitted transparently in core net; Date restoring is the data of 8.55kbps by base station again, and sends grouped data to callee by transparent transmission channel: receiving terminal reduces initial data by data conversion module.The present invention can not increase any hardware cost, adopt the mode of software, between any two mobile terminals in CDMA mobile communcations system or between mobile terminal and server, ensure the reliability of transfer of data, real-time and fail safe, thus meet the user demand of user, strengthen communication efficiency and user experience.The invention also discloses a kind of mobile terminal.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent, below especially exemplified by the specific embodiment of the present invention to allow above and other objects of the present invention, feature and advantage.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and does not think limitation of the present invention.And in whole accompanying drawing, represent identical parts with identical pa-rameter symbols.In the accompanying drawings:
Fig. 1 diagrammatically illustrates the flow chart of steps of a kind of method based on CDMA transparent transmission voice channel transmitting grouped data according to the embodiment of the present invention;
Fig. 2 diagrammatically illustrates the structural representation of a kind of mobile terminal according to the embodiment of the present invention;
Fig. 3 diagrammatically illustrates according to the one of the embodiment of the present invention based on CDMA transparent transmission voice channel transmitting grouped data transparent transmission structural representation;
It is a kind of based on the call setup flow chart in the device of CDMA transparent transmission voice channel transmitting grouped data that Fig. 4 diagrammatically illustrates according to the embodiment of the present invention;
It is a kind of based on the Multimedia Data Transmission flow chart in the device of CDMA transparent transmission voice channel transmitting grouped data that Fig. 5 diagrammatically illustrates according to the embodiment of the present invention;
Fig. 6 diagrammatically illustrates and initiatively discharges transparent transmission service flow chart according to a kind of of the embodiment of the present invention based on the user in the device of CDMA transparent transmission voice channel transmitting grouped data.
Embodiment
The invention discloses a kind of method and apparatus based on CDMA transparent transmission voice channel transmitting grouped data, a kind of possibility scheme comprise ISLP (the IntersystemLink Protocol utilized in IS728 agreement, InterSystem Link Protocol) adapting protocol, realize transparent transmission service, the present invention illustrates the process of establishing of transparent transmission service and the mode by transparent transmission channel transmission data for IS728 agreement.Realize transparent transmission service in CDMA mobile communcations system after, communicating pair sets up transparent transmission channel, transmission Data support bandwidth of air-interface 8.55Kbps, calling party selects grouped data to be sent, through base station sub-system, the 8.55k packet sent by calling terminal uses ISLP technology to be adapted to 64K, generate ISLP frame, the above-mentioned ISLP frame of core net transparent transmission, any process is not done to data, the base station sub-system of opposite side identifies ISLP frame and data is extracted and sends to terminal called or server, utilize data processing module automatic Composition in terminal called or server, generate the corresponding grouped data file of target.Further, based in above-mentioned business procession, first between communicating pair, set up common voice call, when needs carry out data transparent transmission, operated by two parties, trigger the initiation of transparent transmission service; After service negotiation success, transparent transmission voice channel can be used.If service negotiation failure or user initiatively abandon transmitting, then mobile terminal directly enters idle holding state, can not proceed normal speech business; When transparent transmission service is consulted successfully, calling subscriber passes through terminal operation, the grouped data that selection will transmit, enter transfer mode, when after beginning transfer of data, transparent transmission channel is occupied, two can not be carried out voice call again, after transmission terminates, discharge this voice transparent transmission business, communicating pair gets back to idle condition.
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.
In order to better understand a kind of method and apparatus based on CDMA transparent transmission voice channel transmitting grouped data proposed with application the present invention, be described in detail with following accompanying drawing example.
As shown in Figure 1, the invention provides a kind of method based on CDMA transparent transmission voice channel transmitting grouped data, comprise concrete following steps:
Step S1: communicating pair, by triggering voice transparent transmission service module, sets up transparent transmission service between communicating pair.
Particularly, step S1 specifically comprises:
Step S11: caller calls callee number, after callee answers, enters talking state.
Step S12: when calling party and/or callee need to carry out transparent transmission service communication, communicating pair sends business switching command by triggering mobile terminals voice transparent transmission business trigger module, and order send after, communicating pair is synchronous or asynchronous to base station controller initiating business request.
Step S13: base station controller sends service connection to terminal and sets up response message.
Step S14: terminal sends service connection to base station controller and completes, and transparent transmission channel is set up, and speech business is converted into data service.
Further, a kind of method based on CDMA transparent transmission voice channel transmitting grouped data that the present invention proposes, also comprise: after setting up transparent transmission channel, base station controller stops vocoder encoding to packet and/or process of decoding, and is processed by the packet received according to the packet in data service.
Step S2: select trigger module by mobile terminal data, grouped data user selected as data source, and by data conversion module, carries out packet transaction to grouped data frame by frame.
Step S3: transmit trigger module by data, is conveyed through the 8.55kbps grouped data of process, and the data of the 8.55kbps after process are carried out in base station the data that rate adapted is 64kbps.
Step S4: be transmitted transparently to base station, opposite end in core net.
Step S5: date restoring is the data of 8.55kbps by base station again, and send grouped data to callee by transparent transmission channel.
Step S6: receiving terminal reduces initial data by data conversion module.
The invention discloses a kind of method based on CDMA transparent transmission voice channel transmitting grouped data, communicating pair, by triggering voice transparent transmission service module, sets up transparent transmission service between communicating pair and local terminal base station; Select trigger module by mobile terminal data, grouped data user selected as data source, and by data conversion module, carries out packet transaction to grouped data frame by frame; Transmit trigger module by data, be conveyed through the 8.55kbps grouped data of process, and the data of the 8.55kbps after process are carried out in base station the data that rate adapted is 64kbps; Base station, opposite end is transmitted transparently in core net; Date restoring is the data of 8.55kbps by base station again, and sends grouped data to callee by transparent transmission channel; Receiving terminal reduces initial data by data conversion module.The present invention can not increase any hardware cost, adopt the mode of software, between any two mobile terminals in CDMA mobile communcations system or between mobile terminal and server, ensure the reliability of transfer of data, real-time and fail safe, thus meet the user demand of user, strengthen communication efficiency and user experience.
A kind of voice transparent transmission business mainly utilizing cdma mobile communication network to provide based on the method for CDMA transparent transmission voice channel transmitting grouped data that the present invention proposes, this business is the transparent transmission that user provides a kind of speech data, namely the encoding and decoding of speech data are carried out on mobile terminals, the concrete system equipment related to comprises: base station sub-system (BSS), base station controller BSC (Base Station Controller, base station controller) and mobile switching centre (MSC) do not do the process of any encoding and decoding speech, make to utilize this transparent transmission voice traffic channel transmitting grouped data to become possibility.
Further, as shown in Figure 2, present invention also offers a kind of mobile terminal 10, comprising: voice transparent transmission business trigger module 101, data selection trigger module 102, data conversion module 103, data transmit trigger module 104 and state display module 105.
Particularly, voice transparent transmission business trigger module 101 sends voice transparent transmission service request for calling subscriber to base station controller, after base station controller receives transparent transmission service request message, start transparent transmission service and ISLP (Intersystem Link Protocol, InterSystem Link Protocol) adaptation processing is performed to the speech data received; Data selection trigger module 102 is selected to wait to transmit data for user; Data conversion module 103 is for being converted to the data of preset encoding and decoding format by the data received; Data transmit trigger module 104 and transmit grouped data for user by voice transparent transmission channel, wherein, after data transmit trigger module startup, are sent to transparent transmission channel after target data being used preset encoding and decoding format to encode; State display module 105 for showing mobile terminal current state on interface.
In order to better understand a kind of method and apparatus based on CDMA transparent transmission voice channel transmitting grouped data proposed with application the present invention, the present invention carries out following example, and protection scope of the present invention not only limits to following example.
Particularly, the voice transparent transmission business that the present invention utilizes existing cdma system to provide, at base station sub-system side bypassing vocoders, realize the transparent transmission of data, mobile terminal transmits grouped data by transparent transmission voice channel, after transparent transmission service is successfully established, this passage can be regarded as a fixed line for packet data exchanged, the communicating pair connected can carry out data transmission, under permanent condition, this circuit exists all the time, and take this channel always, based on the stability of voice channel transmission, the real-time of block data communication is better.
Further, utilize the structural representation of the method for CDMA transparent transmission voice channel transmitting grouped data, as shown in Figure 3, be specially: communicating pair sets up transparent transmission service by triggering voice transparent transmission service module between communicating pair, wherein, communicating pair is mobile terminal, mobile terminal data is utilized to select trigger module, using the grouped data of user's selection as data source, by data conversion module, frame by frame packet transaction is carried out to grouped data again, then transmit trigger module by data and transmit treated 8.55kbps grouped data, the data of the 8.55kbps after process do the data that rate adapted is 64Kbps in base station, base station, opposite end is transmitted transparently in core net, date restoring is the data of 8.55kbps by base station again, grouped data is sent to callee by transparent transmission channel, receiving terminal reduces initial data by data conversion module.In like manner known, calling party and the callee of communicating pair can be mobile terminal, and can a side of communicating pair be also mobile terminal, the opposing party be the server with communication function, and its operation principle as above, does not repeat herein.
Further, the concrete steps being transmitted grouped data by CDMA transparent transmission voice channel are: set up calling procedure, as shown in Figure 4, and process of establishing of namely conversing: caller calls callee number, after callee answers, enters talking state; Transparent transmission service negotiations process: when calling and called both sides need to carry out transparent transmission service communication, both sides send business switching command by triggering mobile terminals voice transparent transmission business trigger module, and after order sends, communicating pair is simultaneously to BSC initiating business request; Transparent transmission response process: BSC sends service connection to terminal and sets up response message, represents that BSC have received the request of terminal; Transparent transmission sets up complete process: terminal sends service connection to BSC and completes, and shows to reach an agreement between MS and BSS, and transparent transmission channel is set up, and speech business is converted into real-time data service; Transparent transmission passes through: after setting up transparent transmission channel, and BSC stops vocoder to the coding/decoding process of packet, is processed by the packet received, only transparent data bag according to the packet in real-time data service.
Further, transfer of data, as shown in Figure 5, namely after transparent transmission voice channel is set up, communicating pair just can transmitting grouped data, and now call will be suspended, and data transmit trigger module startup, grouped data are regularly given out a contract for a project to BSS with the form of packet.
Further, user initiatively discharges transparent transmission service process, as shown in Figure 6, namely communicating pair is in data penetration transmission traffic state, after packet data transmission, communicating pair mobile terminal display data transmissions in state display module terminate prompting, either party think need to terminate this data penetration transmission business time, press hanging up terminal key, terminal is initiated to terminate transparent transmission request (MS Release Order) to BSC and is discharged this data penetration transmission business; Response that after business is released, BSC returns (BS Release Order), identifies this service ending.
All parts embodiment of the present invention with hardware implementing, or can realize with the software module run on one or more processor, or realizes with their combination.It will be understood by those of skill in the art that the some or all functions that microprocessor or digital signal processor (DSP) can be used in practice to realize according to the some or all parts in embodiment of the present invention equipment.The present invention can also be embodied as part or all equipment for performing method as described herein or system program (such as, computer program and computer program).Realizing program of the present invention and can store on a computer-readable medium like this, or the form of one or more signal can be had.Such signal can be downloaded from internet website and obtain, or provides on carrier signal, or provides with any other form.
Alleged herein " embodiment ", " embodiment " or " one or more embodiment " means, the special characteristic in conjunction with the embodiments described, structure or characteristic comprise at least one embodiment of the present invention.In addition, note that the word example of " in one embodiment " here not necessarily refers to same embodiment entirely.
In specification provided herein, describe a large amount of detail.But can understand, embodiments of the invention can be put into practice when not having these details.In some instances, be not shown specifically known method, structure and technology, so that not fuzzy understanding of this description.
The present invention will be described instead of limit the invention to it should be noted above-described embodiment, and those skilled in the art can design alternative embodiment when not departing from the scope of claims.In the claims, any reference symbol between bracket should be configured to limitations on claims.Word " comprises " not to be got rid of existence and does not arrange element in the claims or step.Word "a" or "an" before being positioned at element is not got rid of and be there is multiple such element.The present invention can by means of including the hardware of some different elements and realizing by means of the computer of suitably programming.In the unit claim listing some systems, several in these systems can be carry out imbody by same hardware branch.Word first, second and third-class use do not represent any order.Can be title by these word explanations.
In addition, shall also be noted that the language used in this specification is mainly in order to object that is readable and instruction is selected, instead of select to explain or limiting theme of the present invention.Therefore, when not departing from the scope and spirit of appended claims, many modifications and changes are all apparent for those skilled in the art.For scope of the present invention, be illustrative to disclosing of doing of the present invention, and nonrestrictive, and scope of the present invention is defined by the appended claims.
Although describe embodiments of the present invention by reference to the accompanying drawings, but those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, such amendment and modification all fall into by within claims limited range.
Claims (4)
1. based on a method for CDMA transparent transmission voice channel transmitting grouped data, it is characterized in that, comprise concrete following steps:
S1: communicating pair, by triggering voice transparent transmission service module, sets up transparent transmission service between described communicating pair;
S2: select trigger module by mobile terminal data, grouped data user selected as data source, and by data conversion module, carries out packet transaction to described grouped data frame by frame;
S3: transmit trigger module by data, is conveyed through the 8.55kbps grouped data of process, and the data of the 8.55kbps after process are carried out in base station the data that rate adapted is 64kbps;
S4: be transmitted transparently to base station, opposite end in core net;
S5: date restoring is the data of 8.55kbps by described base station again, and sends described grouped data to callee by transparent transmission channel;
S6: receiving terminal reduces initial data by data conversion module.
2. the method for claim 1, is characterized in that, described step S1 specifically comprises:
S11: caller calls callee number, after callee answers, enters talking state;
S12: when described calling party and/or callee need to carry out the communication of described transparent transmission service, described communicating pair sends business switching command by triggering mobile terminals voice transparent transmission business trigger module, and after described order sends, described communicating pair is to base station controller initiating business request;
S13: described base station controller sends service connection to terminal and sets up response message;
S14: described terminal sends service connection to described base station controller and completes, and transparent transmission channel is set up, and speech business is converted into data service.
3. method as claimed in claim 1 or 2, it is characterized in that, also comprise: after setting up described transparent transmission channel, described base station controller stops vocoder encoding to packet and/or process of decoding, and is processed by the packet received according to the packet in data service.
4. a mobile terminal, is characterized in that, comprising:
Voice transparent transmission business trigger module, voice transparent transmission service request is sent to described base station controller for described calling subscriber and/or called subscriber, after described base station controller receives transparent transmission service request message, start described transparent transmission service and ISLP adaptation processing is performed to the speech data received;
Data selection trigger module, selects to wait to transmit data for user;
Data conversion module, for being converted to the data of preset encoding and decoding format by the data received;
Data transmit trigger module, transmit grouped data for user by voice transparent transmission channel, wherein, after described data transmit trigger module startup, are sent to transparent transmission channel after target data being used preset encoding and decoding format to encode;
State display module, for showing mobile terminal current state on interface.
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| CN114624883A (en) * | 2022-03-08 | 2022-06-14 | 常山县亿思达电子有限公司 | Mixed reality glasses system based on flexible curved surface transparent micro display screen |
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