CN103595672B - Audio data transmission method - Google Patents
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- CN103595672B CN103595672B CN201310548031.6A CN201310548031A CN103595672B CN 103595672 B CN103595672 B CN 103595672B CN 201310548031 A CN201310548031 A CN 201310548031A CN 103595672 B CN103595672 B CN 103595672B
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Abstract
The present invention proposes a kind of audio data transmission method, comprises the following steps：First equipment is modulated to generate the voice data code stream of at least two modulation systems to voice data waiting for transmission respectively by least two modulation systems；The voice data code stream of at least two modulation system is spliced into a voice data stream by first equipment；And by the COBBAIF of first equipment in different time reference frame disposably by the voice data streaming to the second equipment.The method substantially increases a data volume for data interaction speed, and reduces the distortion factor of interaction data, it is ensured that the quality of data interaction.
Description
This case is 201210204064.4 divisional application
Technical field
The present invention relates to electronic technology field, more particularly to a kind of audio data transmission method.
Background technology
It is existing that the audio transmission characteristic of different mobile terminal is different when carrying out voice data by COBBAIF and transmitting,
If necessary to the audio transmission characteristic of compatible different mobile terminal, the then equipment for being communicated with mobile terminal（Such as electronics
Signature instrument）Need automatically to be attempted with the voice data of different modulation systems, to find the mobile terminals different from each
The modulation system being best suitable for for using cooperatively.
And the means of current audio communication are inherently little, therefore, being capable of simultaneously compatible different shiftings without suitable mode
Communication between dynamic terminal and different electric signing tools.
Also, not necessarily fixed due to communicating pair, and communicating pair can be respectively provided with each different sounds
Frequency transmission characteristic, therefore, in the transmitting procedure of voice data, if modulation system and demodulation mode without matching, can
Cause data interaction speed slow, interactive data easily distort distortion the problems such as.
The content of the invention
The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency.
Therefore, it is an object of the invention to propose a kind of audio data transmission method, voice data can be made quickly to carry out
Interaction, and substantially reduce the distortion factor of interaction data.
To reach above-mentioned purpose, a kind of audio data transmission method that the embodiment of the present invention is proposed is comprised the following steps：
First equipment is modulated to generate at least to voice data waiting for transmission respectively by least two modulation systems
Two kinds of voice data code streams of modulation system；
The voice data code stream of at least two modulation system is spliced into an audio number by first equipment
According to stream；And
By the COBBAIF of first equipment in different time reference frame disposably by the voice data
It is streamed to the second equipment.
Audio data transmission method according to embodiments of the present invention, can spell the voice data code stream of various modulation systems
Being connected into a voice data stream disposably carries out data interaction, substantially increases success rate during data transfer, additionally, reducing
The probability of the data transmission fails that data are caused in interaction due to the distortion factor, the degree of distortion, improves data interaction
Quality.
In one embodiment of the invention, the different time reference frame refers to：Each modulation waveform it is initial when
Quarter is according to synchronous head acquisition of information.
In one embodiment of the invention, the step of generating the voice data code stream also includes：
The voice data waiting for transmission is modulated to the voice data code stream, and generates synchronous header, will generated
Synchronous header added in the voice data code stream, the synchronous header is used to indicate the starting of each modulation waveform
Moment.
Wherein, the voice data waiting for transmission is the mark data of set form, or transmission data containing variable content.
In one embodiment of the invention, the voice data code stream is formed in the following way：
The voice data waiting for transmission is modulated into by analog waveform signal, shape by the modulation system of first equipment
Into voice data code stream.
Wherein, the modulation system includes：Amplitude modulation(PAM), frequency modulation(PFM), carrier modulation or negative carrier modulation.
Also, the mode of the splicing is connecting method without time interval or has the connecting method of time interval.
Specifically, in one embodiment of the invention, first equipment is mobile terminal, and second equipment is electricity
Sub- signature instrument.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
The above-mentioned and/or additional aspect of the present invention and advantage will become from the following description of the accompanying drawings of embodiments
Substantially and be readily appreciated that, wherein：
Fig. 1 is the flow chart of the audio data transmission method according to the embodiment of the present invention；
Fig. 2 is the block diagram of the audio data transmission system according to the embodiment of the present invention；
Fig. 3 is the specific block diagram of the audio data transmission system according to one embodiment of the invention；
Fig. 4 is the structural representation of the audio data transmission apparatus for mobile terminal according to the embodiment of the present invention；With
Fig. 5 is the structural representation of the electric signing tools according to the embodiment of the present invention；
Fig. 6 is the reference frame schematic diagram at the same time of the transmission method of the voice data according to the embodiment of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, is only used for explaining the present invention, and is not construed as limiting the claims.
Following disclosure provides many different embodiments or example is used for realizing different structure of the invention.For letter
Change disclosure of the invention, hereinafter the part and setting to specific examples are described.Certainly, they are only merely illustrative, and
Purpose does not lie in the limitation present invention.Additionally, the present invention can in different examples repeat reference numerals and/or letter.It is this heavy
It is again the relation between itself not indicating discussed various embodiments and/or setting for purposes of simplicity and clarity.This
Outward, the invention provides various specific technique and material example, but those of ordinary skill in the art can be appreciated that
The use of the applicable property and/or other materials of other techniques.In addition, fisrt feature described below second feature it
" on " structure can include that the first and second features be formed as the embodiment of directly contact, it is also possible to including other feature shape
Into the embodiment between the first and second features, such first and second feature may not be directly contact.
In the description of the invention, it is necessary to explanation, unless otherwise prescribed and limit, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanically connect or electrical connection, or two connections of element internal, can
Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
With reference to following description and accompanying drawing, it will be clear that these and other aspects of embodiments of the invention.In these descriptions
In accompanying drawing, specifically disclose some particular implementations in embodiments of the invention to represent implementation implementation of the invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.Conversely, of the invention
Embodiment includes all changes, modification and the equivalent that fall into the range of the spiritual and intension of attached claims.
The audio data transmission method that embodiment is proposed according to a first aspect of the present invention is described referring to Fig. 1.
As shown in figure 1, the audio data transmission method is comprised the following steps：
S101, the first equipment obtains voice data waiting for transmission.
In one embodiment of the invention, the first equipment can be mobile terminal.Specifically, mobile terminal can be
Mobile phone, panel computer, but it is not limited only to this.Voice data refers to the data transmitted by audible.Wherein, it is waiting for transmission
Voice data can be the mark data of set form, for example：The mark data of the set form identifies audio waiting for transmission
The modulation system that data are used；Or voice data waiting for transmission can be the transmission data containing variable content, for example：In variable
The transmission data of appearance are the various data of normal need transmission, for example：The various data such as user profile, Transaction Information.
S102, the first equipment is modulated to voice data waiting for transmission respectively by least two modulation systems.
In an example of the invention, modulation system can be amplitude modulation(PAM), frequency modulation(PFM), carrier modulation or negative carrier
Modulation etc..
S103, generates the voice data code stream of at least two modulation systems.
That is, in an example of the invention, the first equipment can be by four kinds of modulation systems respectively to be passed
Defeated voice data is modulated, and generates four kinds of voice data code stream A, B, C, D of modulation systems, and voice data code stream
The corresponding modulation system of A, B, C, D is different.
In one embodiment of the invention, voice data code stream is formed in the following way：
Voice data waiting for transmission is modulated into by analog waveform signal by the modulation system of the first equipment, so as to form sound
Frequency data code flow.
The voice data code stream of at least two modulation systems is spliced into a voice data stream by S104, the first equipment.
In one embodiment of the invention, the mode of splicing can be the connecting method without time interval, or
There is the connecting method of time interval.Splicing connects together the analog waveform after being modulated with different modulating mode.
S105, by the COBBAIF of the first equipment in different time reference frame disposably by the first voice data
It is streamed to the second equipment.
In one embodiment of the invention, different time reference frame refers to：The initial time of each modulation waveform is
According to synchronous head acquisition of information.
Specifically, when voice data waiting for transmission is modulated into voice data code stream, in addition it is also necessary to the synchronous header of generation,
The synchronous header is used to indicate the initial time of each modulation waveform, and the synchronous header that will be generated is added to voice data
In code stream, thereby may be ensured that in different time reference frame disposably by the voice data streaming to the second equipment
When, the voice data stream that the second equipment can send according to the first equipment finds the synchronous head of each modulation waveform respectively, obtains
The synchronizing information of each modulation waveform, and the initial time of each modulation waveform is found according to the synchronizing information, to ensure
Two equipment can be properly received voice data.
In another embodiment of the present invention, disposably voice data is spread by the COBBAIF of the first equipment
Transporting to the second equipment also includes：
By the COBBAIF of the first equipment in reference frame at the same time disposably by voice data streaming
To the second equipment.
Wherein, reference frame refers at the same time：The initial time and/or knot of the time period where each modulation waveform
The beam moment makes an appointment relative to the duration with reference to the moment made an appointment.
For reference frame at the same time, it is specifically described referring to Fig. 6：
For example, sending two modulation waveforms successively, the common time on one time shaft of agreement is T0 with reference to the moment, the
The initial time of the time period where one modulation waveform is T1, T1-T0 when it is a length of make an appointment, second modulation waveform
The initial time of the time period at place is T2, and the duration of T2-T0 is also made an appointment, and certainly, now T2 is more than T1.
Similarly, duration of the finish time of the time period where each modulation waveform relative to the reference moment made an appointment
Can also be to make an appointment.For example：The common time on one time shaft of agreement is T0, first modulation waveform with reference to the moment
The finish time of the time period at place is T1 ', T1 '-T0 when it is a length of make an appointment, time where second modulation waveform
The finish time of section is T2 ', and the duration of T2 '-T0 is also made an appointment, and certainly, now T2 ' is more than T1 '.
Certainly, the initial time T2 of the time period where second modulation waveform can also be with first institute of modulation waveform
Finish time time period T1 ' it is identical.
Similarly, the initial time of the time period where each modulation waveform and finish time be respectively relative to what is made an appointment
Can be to make an appointment with reference to the duration at moment.
Certainly, in the present embodiment, the reference moment made an appointment may identical or difference.
Certainly, in the present embodiment, each modulation waveform may be located on any position in the time period, for example：1st, modulating wave
The initial time of shape is identical with the initial time of the time period where the modulation waveform, the finish time of modulation waveform and the modulation
The finish time of the time period where waveform is identical；T1 to T1 shown in Figure 6 '.
2nd, the initial time of modulation waveform is identical with the initial time of the time period where the modulation waveform, modulation waveform
Finish time is different from the finish time of the time period where the modulation waveform；T2 to T2 shown in Figure 6 '.
3rd, the initial time of modulation waveform is different from the initial time of the time period where the modulation waveform, modulation waveform
Finish time is identical with the finish time of the time period where the modulation waveform；T3 to T3 shown in Figure 6 '.
4th, the initial time of modulation waveform is different from the initial time of the time period where the modulation waveform, modulation waveform
Finish time is also different from the finish time of the time period where the modulation waveform.T4 to T4 shown in Figure 6 '.Wherein, adjust
The initial time of waveform processed is different from the initial time of the time period where the modulation waveform, the finish time of modulation waveform with should
When the finish time of the time period where modulation waveform is also different, the initial time of each modulation waveform is needed by respective same
Step header is synchronized.
As can be seen here, voice data code stream A, B, C, D of above-mentioned four kinds of modulation systems are spliced into a voice data stream,
It is easy to disposably be transmitted, reduces the number of times of transmission, reduce the possibility of data distortion, also improves data interaction
Data volume, improves success rate during data transfer, additionally, reducing data in interaction due to the distortion factor, the degree of distortion
The probability of the data transmission fails for causing, improves the quality of data interaction.
Specifically, in an example of the invention, the second equipment can be electric signing tools, such as audio Key, class
A kind of key device of U-shield is similar to, simply data transfer mode is different, but example of the present invention is not limited to that.
Audio data transmission method according to embodiments of the present invention, can spell the voice data code stream of various modulation systems
A voice data stream is connected into so as to disposably carry out data interaction, a data for data interaction speed are substantially increased
Amount.Additionally, after communicating pair have selected available modulation system, data are transmitted by this mode, interactive number is greatly reduced
According to the distortion factor, it is ensured that the quality of data interaction.
The audio data transmission system that embodiment is proposed according to a second aspect of the present invention is described referring to Fig. 2 and Fig. 3.
As shown in Fig. 2 the audio data transmission system includes the first equipment 201 and the second equipment 202, and the first equipment
201 and second are connected between equipment 202 by COBBAIF 203.Wherein, the first equipment 201 passes through at least two modulation systems
Voice data waiting for transmission is modulated respectively to generate the voice data code stream of at least two modulation systems, by least two
The voice data code stream of modulation system is spliced into a voice data stream, by COBBAIF 203 disposably by voice data
It is streamed to the second equipment 202.
In one embodiment of the invention, the first equipment 201 is further used for by COBBAIF 203 same
Disposably by voice data streaming to the second equipment 202 in time reference frame.
Wherein, reference frame refers at the same time：The initial time and/or knot of the time period where each modulation waveform
The beam moment makes an appointment relative to the duration with reference to the moment made an appointment.
In another embodiment of the present invention, the first equipment 201 is further additionally operable to by COBBAIF 203 not
With in time reference frame disposably by voice data streaming to the second equipment 202.
Wherein, different time reference frame refers to：The initial time of each modulation waveform is according to synchronous head acquisition of information
's.Certainly, when voice data waiting for transmission is modulated into voice data code stream, in addition it is also necessary to the synchronous header of generation, the synchronization
Header is used to indicate the initial time of each modulation waveform, and the synchronous header that will be generated is added to voice data code stream
In, so as to ensure that the initial time of each modulation waveform can be obtained.
In one embodiment of the invention, voice data waiting for transmission can be the mark data of set form, or
It is the transmission data containing variable content.Wherein：The mark data of set form can identify what voice data waiting for transmission was used
Modulation system；The transmission data of variable content are the various data of normal need transmission, for example：User profile, Transaction Information etc.
Various data.
Also, voice data code stream is formed in the following way：
Voice data waiting for transmission is modulated into by analog waveform signal by the modulation system of the first equipment 201, so that shape
Into voice data code stream.
Modulation system in the present embodiment can be amplitude modulation(PAM), frequency modulation(PFM), carrier modulation or negative carrier modulation etc..
Specifically, in one embodiment of the invention, as shown in figure 3, the first equipment 201 can be by four kinds of modulation methods
Formula is modulated to voice data waiting for transmission respectively, and generates four kinds of voice data code stream A, B, C, D of modulation systems, and
The corresponding modulation systems of voice data code stream A, B, C, D are different.
Voice data code stream A, B, C, D of above-mentioned four kinds of modulation systems are spliced into a voice data by the first equipment 201
Stream, is easy to disposably be transmitted, and reduces the number of times of transmission, reduces the possibility of data distortion, also improves data friendship
Mutual data volume.
Wherein, in one embodiment of the invention, the mode of splicing can be the connecting method without time interval, also may be used
Think there is the connecting method of time interval.
In one embodiment of the invention, the first equipment 201 can be mobile terminal, and the second equipment 202 can be electricity
Sub- signature instrument.
Audio data transmission system according to embodiments of the present invention, can make between the first equipment 201 and the second equipment 202
Data flow realize quick interaction, the data volume of data interaction is improve, additionally, have selected available modulation methods in communicating pair
After formula, data are transmitted by this mode, greatly reduce distortion and the distortion factor of interaction data, improve and ensure that data are handed over
Mutual quality.
Passed referring to Fig. 4 descriptions voice data for mobile terminal that embodiment is proposed according to a third aspect of the present invention
Defeated device 400.
As shown in figure 4, the device 400 is applied in mobile terminal 404, including modulation module 401, the and of concatenation module 402
Transport module 403.
Wherein, modulation module 401 is used to respectively adjust voice data waiting for transmission by least two modulation systems
Make to generate the voice data code stream of at least two modulation systems.Concatenation module 402 is used for the sound of at least two modulation systems
Frequency data code flow is spliced into a voice data stream.Transport module 403 is used for by the COBBAIF 405 1 of mobile terminal 404
Secondary property ground is by voice data streaming to electric signing tools 500.
In one embodiment of the invention, transport module 403 is further used for the COBBAIF by mobile terminal 404
405 in reference frame at the same time disposably by voice data streaming to electric signing tools 500.
Wherein, reference frame refers at the same time：The initial time and/or knot of the time period where each modulation waveform
The beam moment makes an appointment relative to the duration with reference to the moment made an appointment.
In another embodiment of the present invention, transport module 403 is further used for being connect by the audio of mobile terminal 404
Mouth 405 is in different time reference frame disposably by voice data streaming to electric signing tools 500.
Wherein, different time reference frame refers to：The initial time of each modulation waveform is according to synchronous head acquisition of information
's.Certainly, when voice data waiting for transmission is modulated into voice data code stream, in addition it is also necessary to the synchronous header of generation, the synchronization
Header is used to indicate the initial time of each modulation waveform, and the synchronous header that will be generated is added to voice data code stream
In, so as to ensure that the initial time of each modulation waveform can be obtained.
In one embodiment of the invention, modulation module 401 is further used for be treated by the modulation system of device 400
The voice data of transmission is modulated into analog waveform signal, so as to form voice data code stream.
Wherein, voice data waiting for transmission can be the mark data of set form, or be the transmission containing variable content
Data.Wherein：The mark data of set form can identify the modulation system that voice data waiting for transmission is used；Variable content
Transmission data are the various data of normal need transmission, for example：The various data such as user profile, Transaction Information.
Additionally, modulation module 401 is modulated in the following way：Amplitude modulation(PAM), frequency modulation(PFM), carrier modulation or load
Ripple modulation etc..
In one embodiment of the invention, the mode of concatenation module 402 can be the connecting method without time interval,
Can be sometimes between be spaced connecting method.Splicing connects together the analog waveform after being modulated with different modulating mode.
Audio data transmission apparatus 400 for mobile terminal according to embodiments of the present invention, can realize and electronics label
Data interaction quickly is carried out between name instrument 500, interactive speed is improve, the time is saved, additionally, data are in interaction
The distortion factor is also reduced, it is ensured that the quality of data interaction.
Referring to Fig. 5 description electric signing tools 500 that embodiment is proposed according to a fourth aspect of the present invention.
As shown in figure 5, the electric signing tools 500 include modulation module 501, concatenation module 502 and transport module 503.
Wherein, modulation module 501 is used to respectively adjust voice data waiting for transmission by least two modulation systems
Make to generate the voice data code stream of at least two modulation systems.Concatenation module 502 is used for the sound of at least two modulation systems
Frequency data code flow is spliced into a voice data stream.Transport module 503 is used for by the COBBAIF of electric signing tools 500
504 disposably by voice data streaming to mobile terminal 404.
In one embodiment of the invention, transport module 503 is further used for the audio by electric signing tools 500
Interface 504 is in reference frame at the same time disposably by voice data streaming to mobile terminal 404.
Wherein, reference frame refers at the same time：The initial time and/or knot of the time period where each modulation waveform
The beam moment makes an appointment relative to the duration with reference to the moment made an appointment.
In another embodiment of the present invention, transport module 503 is further used for the sound by electric signing tools 500
Frequency interface 504 is in different time reference frame disposably by voice data streaming to mobile terminal 404.
Wherein, different time reference frame refers to：The initial time of each modulation waveform is according to synchronous head acquisition of information
's.Certainly, when voice data waiting for transmission is modulated into voice data code stream, in addition it is also necessary to the synchronous header of generation, the synchronization
Header is used to indicate the initial time of each modulation waveform, and the synchronous header that will be generated is added to voice data code stream
In, so as to ensure that the initial time of each modulation waveform can be obtained.
In one embodiment of the invention, modulation module 501 is further used for the modulation by electric signing tools 500
Voice data waiting for transmission is modulated into analog waveform signal by mode, so as to form voice data code stream.
Wherein, voice data waiting for transmission can be the mark data of set form, or be the transmission containing variable content
Data.Wherein：The mark data of set form can identify the modulation system that voice data waiting for transmission is used；Variable content
Transmission data are the various data of normal need transmission, for example：The various data such as user profile, Transaction Information.
Also, modulation module 501 is modulated in the following way：Amplitude modulation(PAM), frequency modulation(PFM), carrier modulation or load
Ripple modulation etc..
Additionally, in one embodiment of the invention, concatenation module 502 is by the connecting method without time interval or sometimes
Between be spaced connecting method splicing voice data code stream.Analog waveform after being modulated with different modulating mode is connected in one by splicing
Rise.
Electric signing tools 500 according to embodiments of the present invention, can realize quickly entering line number and mobile terminal 404 between
According to interaction, interactive data volume is improve, save the time, additionally, data distortion factor in follow-up interaction is also obtained
Reduce, it is ensured that the quality of data interaction.
Any process described otherwise above or method description in flow chart or herein is construed as, and expression includes
It is one or more for realizing specific logical function or process the step of the module of code of executable instruction, fragment or portion
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discussion suitable
Sequence, including function involved by basis by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Represent in flow charts or logic and/or step described otherwise above herein, for example, being considered use
In the order list of the executable instruction for realizing logic function, in may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment（As computer based system, including the system of processor or other can be held from instruction
The system of row system, device or equipment instruction fetch and execute instruction）Use, or with reference to these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium " can any can be included, store, communicate, propagate or pass
The dress that defeated program is used for instruction execution system, device or equipment or with reference to these instruction execution systems, device or equipment
Put.The more specifically example of computer-readable medium（Non-exhaustive list）Including following：With the electricity that one or more are connected up
Connecting portion（Electronic installation）, portable computer diskette box（Magnetic device）, random access memory（RAM）, read-only storage
（ROM）, erasable edit read-only storage（EPROM or flash memory）, fiber device, and portable optic disk is read-only deposits
Reservoir（CDROM）.In addition, computer-readable medium can even is that the paper that can thereon print described program or other are suitable
Medium, because optical scanner for example can be carried out by paper or other media, then enters edlin, interpretation or if necessary with it
His suitable method is processed electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In implementation method, the software that multiple steps or method can in memory and by suitable instruction execution system be performed with storage
Or firmware is realized.If for example, realized with hardware, and in another embodiment, can be with well known in the art
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, the application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array（PGA）, scene
Programmable gate array（FPGA）Deng.
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method is carried
The rapid hardware that can be by program to instruct correlation is completed, and described program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, during each functional unit in each embodiment of the invention can be integrated in a processing module, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a module.Above-mentioned integrated mould
Block can both be realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.The integrated module is such as
Fruit is to realize in the form of software function module and as independent production marketing or when using, it is also possible to which storage is in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention is by appended claims and its equivalent limits.
Claims (17)
1. a kind of audio data transmission method, it is characterised in that comprise the following steps：
First equipment identical voice data waiting for transmission is modulated respectively by least two modulation systems with generate to
Few two kinds of voice data code streams of modulation system；
The voice data code stream of at least two modulation system is spliced into a voice data stream by first equipment；
And
Disposably the voice data is spread in different time reference frame by the COBBAIF of first equipment
The second equipment is transported to, wherein, the different time reference frame refers to：The initial time of each modulation waveform is according to synchronous head
Acquisition of information.
2. the method for claim 1, it is characterised in that the step of generating the voice data code stream also includes：
The voice data waiting for transmission is modulated to the voice data code stream, and generates synchronous header, it is same by what is generated
Step header added in the voice data code stream, the synchronous header be used to indicating each modulation waveform it is initial when
Carve.
3. method as claimed in claim 1 or 2, it is characterised in that the voice data waiting for transmission is the mark of set form
Know data, or the transmission data containing variable content.
4. method as claimed in claim 1 or 2, it is characterised in that the voice data code stream is formed in the following way：
The voice data waiting for transmission is modulated into by analog waveform signal by the modulation system of first equipment, sound is formed
Frequency data code flow.
5. method as claimed in claim 3, it is characterised in that the voice data code stream is formed in the following way：
The voice data waiting for transmission is modulated into by analog waveform signal by the modulation system of first equipment, sound is formed
Frequency data code flow.
6. the method as described in any one of claim 1,2,5, it is characterised in that the modulation system includes：Amplitude modulation(PAM), frequency
Rate modulation, carrier modulation or negative carrier modulation.
7. method as claimed in claim 3, it is characterised in that the modulation system includes：Amplitude modulation(PAM), frequency modulation(PFM), load
Ripple is modulated or negative carrier modulation.
8. method as claimed in claim 4, it is characterised in that the modulation system includes：Amplitude modulation(PAM), frequency modulation(PFM), load
Ripple is modulated or negative carrier modulation.
9. the method as described in any one of claim 1,2,5,7,8, it is characterised in that the mode of the splicing is without between the time
Every connecting method or have the connecting method of time interval.
10. method as claimed in claim 3, it is characterised in that the mode of the splicing is the connecting method without time interval
Or have the connecting method of time interval.
11. methods as claimed in claim 4, it is characterised in that the mode of the splicing is the connecting method without time interval
Or have the connecting method of time interval.
12. methods as claimed in claim 6, it is characterised in that the mode of the splicing is the connecting method without time interval
Or have the connecting method of time interval.
13. method as described in any one of claim 1,2,5,7,8,10 to 12, it is characterised in that first equipment is shifting
Dynamic terminal, second equipment is electric signing tools.
14. methods as claimed in claim 3, it is characterised in that first equipment is mobile terminal, second equipment is
Electric signing tools.
15. methods as claimed in claim 4, it is characterised in that first equipment is mobile terminal, second equipment is
Electric signing tools.
16. methods as claimed in claim 6, it is characterised in that first equipment is mobile terminal, second equipment is
Electric signing tools.
17. methods as claimed in claim 9, it is characterised in that first equipment is mobile terminal, second equipment is
Electric signing tools.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310548031.6A CN103595672B (en) | 2012-06-16 | 2012-06-16 | Audio data transmission method |
Applications Claiming Priority (2)
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