CN105206279A - Record data processing method and system of communication module - Google Patents
Record data processing method and system of communication module Download PDFInfo
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- CN105206279A CN105206279A CN201510490911.1A CN201510490911A CN105206279A CN 105206279 A CN105206279 A CN 105206279A CN 201510490911 A CN201510490911 A CN 201510490911A CN 105206279 A CN105206279 A CN 105206279A
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Abstract
The invention provides a record data processing method of a communication module. The method comprises that audio signals are collected, an analog audio data is obtained; the analog audio data is converted to digital audio data in the communication module; the digital audio data is stored in a buffer unit of the communication module; the digital audio data is read from the buffer unit and output to a host computer; and the host computer is used to convert the audio format of the digital audio data. The invention also provides a record processing system, which uses the record processing method, of the communication module.
Description
Technical field
The present invention relates to the communication technology, especially, relate to a kind of recording disposal route and system of communication module.
Background technology
Along with the development of wireless communication technology and development of Mobile Internet technology, communication module is more and more extensive in the application of smart electronics product.Part communication module supports sound-recording function on the market at present, and recording data is mainly compressed into certain specific format and then is exported by serial ports by the sound-recording function of Conventional communication module, such user can only obtain the voice data of certain specific format from communication module, such as AMR (AdaptiveMulti-Rate, adaptive multi-rate) audio database of form, the diversified demand of user for voice data cannot be met.In view of this, recording disposal route and system that a kind of communication module is provided is necessary.
Summary of the invention
One of them object of the present invention is can only provide the problem of specific format voice data and the recording disposal route providing a kind of communication module for solving existing communication module; Another object of the present invention is to provide a kind of recording disposal system adopting the communication module of above-mentioned recording disposal route.
The recording disposal route of communication module provided by the invention, comprising: gather sound signal and obtain analog audio data; Described analog audio data is converted to digital audio-frequency data in communication module inside; Described digital audio-frequency data is saved in the buffer unit of described communication module inside; Read described digital audio-frequency data from described buffer unit and export to host computer; Described host computer is utilized to carry out audio format conversion to described digital audio-frequency data.
One as the recording disposal route of communication module provided by the invention is improved, described communication module inside is provided with analog/digital converter, and described communication module converts described analog audio data to digital audio-frequency data by described analog/digital converter.
One as the recording disposal route of communication module provided by the invention is improved, and described digital audio-frequency data is pulse code modulation data.
One as the recording disposal route of communication module provided by the invention is improved, format conversion processing is not carried out to described digital audio and video signals in described communication module inside, but directly it is exported to described host computer by serial ports after described buffer unit reads.
One as the recording disposal route of communication module provided by the invention is improved, and the digital audio-frequency data read from described buffer unit is exported to described host computer by serial ports by described communication module.
The recording disposal system of communication module provided by the invention, comprise audio collecting device, communication module and host computer, wherein said communication module is connected between described audio collecting device and described host computer, and described audio collecting device is used for gathering sound signal when recording and obtaining analog audio data; Described communication module is used for converting digital audio-frequency data to described analog audio data, and is preserved therein by described digital audio-frequency data; Described host computer is used for reading described digital audio-frequency data from described communication module and carrying out audio format conversion process to described digital audio-frequency data.
One as the recording disposal system of communication module provided by the invention is improved, described communication module comprises analogue-to-digital converters and buffer unit, wherein said analogue-to-digital converters are connected to described audio collecting device, are converted to digital audio and video signals for the simulated audio signal exported by described audio collecting device; Described buffer unit is connected to described analogue-to-digital converters, for preserving the digital audio and video signals that described analogue-to-digital converters export.
One as the recording disposal system of communication module provided by the invention is improved, and described digital audio-frequency data is pulse code modulation data.
One as the recording disposal system of communication module provided by the invention is improved, and described communication module is connected to described host computer by serial ports, and described digital audio-frequency data exports to described host computer by described serial ports.
One as the recording disposal system of communication module provided by the invention is improved, described host computer comprises audio format modular converter, and described audio format modular converter is used for carrying out audio format conversion according to user instruction to the digital audio-frequency data that described serial ports exports.
Compared to prior art, in the recording disposal route and system of communication module provided by the invention, described communication module is buffer memory and exports the digital audio-frequency data of recording and obtaining, and audio data format conversion is placed on host computer process, such user just can carry out corresponding format conversion at host computer to voice data according to the demand of self, thus meets the diversified demand of user for audio data format.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of a kind of embodiment of recording disposal system of communication module provided by the invention;
Fig. 2 is the schematic flow sheet of a kind of embodiment of recording disposal route of communication module provided by the invention.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The recording disposal route of communication module provided by the invention and system mainly communication module only export the digital audio-frequency data of recording and obtaining, and audio data format conversion is placed on host computer process, such user just can carry out corresponding format conversion at host computer to voice data according to the demand of self, thus meets the diversified demand of user for audio data format.
Refer to Fig. 1, it is the structural representation of a kind of embodiment of recording disposal system of communication module provided by the invention.The recording disposal system 100 of described communication module goes for the intelligent electronic device with communication module, and is used for performing the recording disposal route of communication module provided by the invention.The recording disposal system 100 of described communication module mainly comprises audio collecting device 110, communication module 120 and host computer 130, wherein, described audio collecting device 110 is connected to described communication module 120, and described communication module 120 is connected to described host computer 130 further.
Described audio collecting device 110 can be the microphone (MIC) of intelligent electronic device, it is mainly used in gathering sound signal and obtaining analog audio data in Recording Process, and described analog audio data is exported to the audio input port of described communication module 120.
Described communication module 120 can comprise analog/digital converter (Analog-to-DigitalConverter, 121 ADC), buffer unit 122 and control module 123, wherein said control module 123 is connected to described analog/digital converter 121 and described control module 123; One end of described analog/digital converter 121 is connected to the audio input interface of described communication module 120, and its other end is connected to described buffer unit 122; Described buffer unit 122 can be connected to the serial ports of described communication module 120 further.
Wherein, described analog/digital converter 121 is mainly used in carrying out analog-digital conversion process to the analog audio data that described audio collecting device 110 exports under the control of described control module 123, thus described analog audio data is converted to corresponding digital audio-frequency data.Such as, in a particular embodiment, described analog/digital converter 121 can pass through pulse code modulation (PCM) (PulseCodeModulation, PCM) described analog audio data is converted to PCM data by process, and, the audio sampling frequency of described analog/digital converter 121 can be decided according to the actual requirements, and according to different sample frequency, the data volume of the digital audio and video signals obtained of sampling within a certain period of time is also different.
Described buffer unit 122 is mainly used in the digital audio-frequency data that analog/digital converter 121 described in buffer memory exports, such as PCM data, and under the control of described control module 123, the digital audio-frequency data of its inner buffer is exported to described host computer 130 from the serial ports of described communication module 120.
Certainly, be to be understood that, described communication module 120 inside can also have other functional units, and such as realizing the radio communication unit of wireless communication function and the processing unit etc. for realizing data prediction, technical scheme provided by the invention does not limit this.
Described host computer 130 is connected to the serial ports of described communication module 120, and is received the digital audio-frequency data read from described buffer unit 122 by described serial ports, such as PCM data.Further, described host computer 130 inside can be provided with audio format modular converter 132, and described audio format modular converter 132 can need the digital audio-frequency data to it receives from described communication module 120 to carry out format conversion according to user.
In the present embodiment, the digital audio-frequency data that described analog/digital converter 121 just exports by described communication module 120 carries out buffer memory at described buffer unit 122, and format conversion is not carried out to described number pinyin data, mainly consider that code space and the memory headroom of general communication module are all more nervous, if carry out format conversion in described communication module 120 inside, can only be so at set intervals the voice data that the digital audio-frequency data of described buffer unit 122 inner buffer is compressed into certain specific format is preserved again by described control module 123, be actually the voice data that it generally cannot carry out needing described digital audio-frequency data to convert to according to user various different-format, only larger storage unit (ROM) and internal storage location (RAM) are set in described communication module 120 inside, but this greatly can take the resource of described communication module 120 and increase the holistic cost of described communication module 120.
For the problems referred to above, the Digital Audio Data of described communication module 120 is directly exported to described host computer 130 by the technical scheme that the present embodiment provides, and carry out audio format conversion process at described host computer 130, because the hardware resource of described host computer 130 is abundanter, such as it has larger ROM and ram space, therefore can read described digital audio-frequency data according to user instruction from the buffer unit 122 of described communication module 120 and various audio format conversion be carried out to described digital audio-frequency data, thus meet the diversified demand of user for audio data format.Further, effectively can also save the space that described communication module 120 originally performed audio format conversion and preserved required for specific format voice data, improve the hardware resource service efficiency of described communication module 120.
For better understanding the present invention, below in conjunction with the recording disposal route of the communication module shown in Fig. 2, simply introduce the course of work of the recording disposal system 100 of the communication module shown in Fig. 1.Refer to Fig. 2, it is the schematic flow sheet of a kind of embodiment of recording disposal route of communication module provided by the invention, and the recording disposal route of described communication module goes for the recording disposal system 100 shown in Fig. 1.Specifically, the recording disposal route of described communication module mainly comprises the following steps:
Step S1, gathers sound signal and obtains analog audio data;
Particularly, when intelligent electronic device opens sound-recording function, described audio collecting device 110 can be adopted to gather sound signal thus obtain corresponding analog audio data, and described analog audio data can be supplied to the audio output port of described communication module 120 further.
Step S2, converts described analog audio data to digital audio-frequency data in communication module inside;
In this step, the analog audio data that described communication module 120 can be obtained by analog/digital converter 121 couples of step S1 of its inside carries out analog-digital conversion, thus described analog audio data is converted to digital audio-frequency data, such as PCM data.
Step S3, is saved in the buffer unit of described communication module inside by described digital audio-frequency data;
After the analog/digital converter 121 of described communication module 120 completes analog-digital conversion, its buffer unit 122 that described digital audio-frequency data directly can be outputted to described communication module 120 inside is preserved.
Step S4, reads described digital audio-frequency data from described buffer unit and by serial ports, described digital audio-frequency data is exported to host computer;
When user needs to obtain voice data, it can assign instruction by described host computer 130, described host computer 130 can read described digital audio-frequency data according to user instruction from the buffer unit 122 of described communication module 120, and described digital audio-frequency data can output to described host computer 130 further by the serial ports of described communication module 120.
Step S5, utilizes described host computer to carry out audio format conversion to the digital audio-frequency data that described serial ports exports.
After the digital audio-frequency data being received the output of described communication module 120 by described serial ports, described host computer 130 can utilize the audio format modular converter 132 of its inside to carry out audio format conversion to described digital audio-frequency data, thus described digital audio-frequency data is converted to the audio data format of user's needs, meet the real needs of user.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a recording disposal route for communication module, is characterized in that, comprising:
Gather sound signal and obtain analog audio data;
Described analog audio data is converted to digital audio-frequency data in communication module inside;
Described digital audio-frequency data is saved in the buffer unit of described communication module inside;
Read described digital audio-frequency data from described buffer unit and export to host computer;
Described host computer is utilized to carry out audio format conversion to described digital audio-frequency data.
2. the recording disposal route of communication module according to claim 1, it is characterized in that, described communication module inside is provided with analog/digital converter, and described communication module converts described analog audio data to digital audio-frequency data by described analog/digital converter.
3. the recording disposal route of communication module according to claim 2, is characterized in that, described digital audio-frequency data is pulse code modulation data.
4. the recording disposal route of communication module according to claim 1, it is characterized in that, format conversion processing is not carried out to described digital audio and video signals in described communication module inside, but directly it is exported to described host computer by serial ports after described buffer unit reads.
5. the recording disposal route of communication module according to claim 1, is characterized in that, the digital audio-frequency data read from described buffer unit is exported to described host computer by serial ports by described communication module.
6. the recording disposal system of a communication module, it is characterized in that, comprise audio collecting device, communication module and host computer, wherein said communication module is connected between described audio collecting device and described host computer, and described audio collecting device is used for gathering sound signal when recording and obtaining analog audio data; Described communication module is used for converting digital audio-frequency data to described analog audio data, and is preserved therein by described digital audio-frequency data; Described host computer is used for reading described digital audio-frequency data from described communication module and carrying out audio format conversion process to described digital audio-frequency data.
7. the recording disposal system of communication module according to claim 6, it is characterized in that, described communication module comprises analogue-to-digital converters and buffer unit, wherein said analogue-to-digital converters are connected to described audio collecting device, are converted to digital audio and video signals for the simulated audio signal exported by described audio collecting device; Described buffer unit is connected to described analogue-to-digital converters, for preserving the digital audio and video signals that described analogue-to-digital converters export.
8. the recording disposal system of communication module according to claim 7, is characterized in that, described digital audio-frequency data is pulse code modulation data.
9. the recording disposal system of communication module according to claim 6, is characterized in that, described communication module is connected to described host computer by serial ports, and described digital audio-frequency data exports to described host computer by described serial ports.
10. the recording disposal system of communication module according to claim 9, it is characterized in that, described host computer comprises audio format modular converter, and described audio format modular converter is used for carrying out audio format conversion according to user instruction to the digital audio-frequency data that described serial ports exports.
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| CN201510490911.1A CN105206279A (en) | 2015-08-12 | 2015-08-12 | Record data processing method and system of communication module |
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| CN107393543A (en) * | 2017-06-29 | 2017-11-24 | 智威富（北京）科技有限公司 | Audio data processing method and device |
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