CN105812975A - Earphone used for mobile phone U disc, and data processing method thereof - Google Patents
Earphone used for mobile phone U disc, and data processing method thereof Download PDFInfo
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- CN105812975A CN105812975A CN201610109479.1A CN201610109479A CN105812975A CN 105812975 A CN105812975 A CN 105812975A CN 201610109479 A CN201610109479 A CN 201610109479A CN 105812975 A CN105812975 A CN 105812975A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/16—Storage of analogue signals in digital stores using an arrangement comprising analogue/digital [A/D] converters, digital memories and digital/analogue [D/A] converters
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
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Abstract
The invention discloses an earphone used for a mobile phone U disc, and a data processing method thereof. The earphone comprises a first housing, a through hole is formed in the first housing, and the through hole is used for sound output; the first housing is internally provided with a master control chip, a first sounding unit, and a first storage area, a second storage area and a decoding chip which are connected with the master control chip, and the master control chip is used for identifying an attribute of a file, storing an audio file in the first storage area and storing other files apart from the audio file in the second storage area; and the decoding chip is used for decoding the audio file stored in the first storage area and outputting the decoded audio file to the first sounding unit. The earphone used for the mobile phone U disc, compared to an MP3 earphone with a music play function, improves the reading efficiency of audio data.
Description
Technical field
The present invention relates to a kind of earphone for mobile phone USB flash disk and data processing method thereof.
Background technology
MP3 earphone is the earphone being integrated with MP3 unit, it is used as movable storage device and preserves other data except voice data that some exterior terminals are deposited, but, voice data and other data being only used for preserving generally are not carried out management separately by existing MP3 earphone so that it is not high that search data efficiency during the audio file wanted is read in the search of MP3 earphone.
Summary of the invention
The main purpose of the present invention is to provide a kind of earphone for mobile phone USB flash disk, it is intended to solve problem during other data having in existing MP3 earphone except voice data, voice data reading efficiency is not high.
For achieving the above object, the earphone for mobile phone USB flash disk that the present invention proposes includes the first housing, and described first housing is formed with through hole, and described through hole is used for voice output；Main control chip and the first phonation unit it is provided with in described first housing, and the first memory area being connected with main control chip respectively, the second memory area, decoding chip, described main control chip is for identifying the attribute of file, and it is used for audio files storage in the first memory area, other file outside audio file is stored in the second memory area；Described decoding chip is for being decoded the audio file being stored in the first memory area and exporting to the first phonation unit；Described first memory area has the first file system, and described decoding chip reads audio file by the first file system under the control of described main control chip.
Preferably, described first memory area is located in the first flash chip, and described second memory area is located in the second flash chip, and described decoding chip is connected with described first flash chip, is not connected to described second flash chip.
Preferably, described first flash chip and the second flash chip are NANDflash chip.
Preferably, described second memory area has the second file system, and described main control chip reads the audio file of the first memory area and other file of the second memory area by the second file system.
Preferably, described first file system record has the fileinfo of audio file, described second file system record has the fileinfo of audio file and the fileinfo of other file, and described fileinfo includes file name, file type, storage position and file size.
Preferably, the described earphone for mobile phone USB flash disk includes the input buffer that is connected with described main control chip.
Preferably, the described earphone for mobile phone USB flash disk also includes the second housing and the second phonation unit being located in the second housing, described second housing connects the first housing by the first data wire, described first data wire includes a voice communication signal line, for the current signal transfer of generation will be decoded in the first housing to the second phonation unit, described first housing is provided with the second data wire, wherein a part for the second data wire is hidden in the data wire of the first data wire, and another part is stretched out by wire rod and is connected with the USB interface being connected to wire tip.
Preferably, described main control chip includes microcontroller and digital signal processor, it is additionally provided with digital to analog converter in described first housing, described microcontroller connects described digital signal processor, described digital signal processor connects described decoding chip, and described decoding chip connects described first phonation unit by digital to analog converter.
The present invention also proposes the data processing method of a kind of earphone for mobile phone USB flash disk, including:
S1, obtains the file data that exterior terminal transmits；
S2, is scanned described file data filtering, and obtains audio file or/and other file except audio file；
S3, if audio file, then writes audio file in the first memory area, and is charged in the first file system by the fileinfo of this audio file, if other file, is then write in the second memory area by other file.
Preferably, described S3, also include:
The fileinfo of the fileinfo of audio file He other file is charged in the second file system, the fileinfo of arbitrary audio file can be searched for by the first file system, and the fileinfo according to this audio file reads corresponding audio file, the fileinfo of audio file and the fileinfo of other file can be searched by the second file system, and read respective file according to the fileinfo of this audio file and the fileinfo of other file.
In technical solution of the present invention, the described earphone for mobile phone USB flash disk splits the file into audio file and other file by described main control chip, and memory space is divided into two memory areas store audio file and other file respectively, achieve file by class partition management, make, when described main control chip want from memory space search read a certain audio file be decoded playing to decoding chip time, only need to search for reading from the first memory area by the first file system, without other file searched in the second memory area, relative to the existing MP3 earphone with music playback function, improve the search reading efficiency to audio file.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, 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 premise not paying creative work, it is also possible to the structure according to these accompanying drawings obtains other accompanying drawing.
Fig. 1 is the structure principle chart of the earphone for mobile phone USB flash disk that one embodiment of the invention proposes；
Fig. 2 is the flow chart of the data processing method of the earphone in Fig. 1 for mobile phone USB flash disk；
Fig. 3 is the structural representation of the earphone in Fig. 1 for mobile phone USB flash disk.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 1 | Main control chip | 7 | Second phonation unit |
| 21 | First flash chip | 100 | First housing |
| 22 | Second flash chip | 101 | Wire rod |
| 3 | Decoding chip | 102 | USB interface |
| 4 | Input buffer | 103 | Through hole |
| 5 | First phonation unit | 200 | Second housing |
| 6 | Digital to analog converter | 201 | First data wire |
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Need explanation, directional instruction in the embodiment of the present invention (such as up, down, left, right, before and after ...) is only for explaining relative position relation between each parts, motion conditions etc. under a certain particular pose (as shown in drawings), if this particular pose changes, then directionality instruction also correspondingly changes therewith.
It addition, in the present invention such as relating to the description of " first ", " second " etc. only for descriptive purposes, and it is not intended that instruction or imply its relative importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, for instance two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " connection ", " fixing " etc. should be interpreted broadly, for instance, " fixing " can be fixing connection, it is also possible to is removably connect, or integral；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals, unless otherwise clear and definite restriction.For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in the present invention as the case may be.
Additionally; technical scheme between each embodiment of the present invention can be combined with each other; but must be based on those of ordinary skill in the art are capable of; when technical scheme combination occur conflicting maybe cannot realize time will be understood that the combination of this technical scheme is absent from, also not within the protection domain of application claims.
The present invention proposes a kind of earphone for mobile phone USB flash disk.
Fig. 1 is the structure principle chart of the earphone for mobile phone USB flash disk that one embodiment of the invention proposes；Fig. 2 is the flow chart of the data processing method of the earphone in Fig. 1 for mobile phone USB flash disk；Fig. 3 is the structural representation of the earphone in Fig. 1 for mobile phone USB flash disk.
Referring to Fig. 1 to Fig. 3, in the present embodiment, the earphone for mobile phone USB flash disk includes the first housing 100, and described first housing 100 is formed with through hole 103, and described through hole 103 is for voice output；Main control chip 1 and the first phonation unit 5 it is provided with in described first housing 100, and the first memory area being connected with main control chip 1 respectively, the second memory area, decoding chip 3, described main control chip 1 is for identifying the attribute of file, and by audio files storage in the first memory area, other file outside audio file is stored in the second memory area；Described decoding chip 3 is for being decoded the audio file being stored in the first memory area and exporting to the first phonation unit 5；Described first memory area has the first file system, and described decoding chip 3 reads audio file by the first file system under the control of described main control chip 1.
The described earphone for mobile phone USB flash disk splits the file into audio file and other file by described main control chip 1, and memory space is divided into two memory areas store audio file and other file respectively, achieve file by class partition management, make, when described main control chip 1 want from memory space search read a certain audio file be decoded playing to decoding chip 3 time, only need to search for reading from the first memory area by the first file system, without other file searched in the second memory area, relative to the existing MP3 earphone with music playback function, improve the search reading efficiency to audio file.
Further, described first memory area is located in the first flash chip 21, and described second memory area is located in the second flash chip 22, and described decoding chip 3 is connected with described first flash chip 21, is not connected to described second flash chip 22.
Integrated two independent flash chip in the described earphone for mobile phone USB flash disk, and described decoding chip 3 only electrically connects with the first flash chip 21, it is not connected to the second flash chip 22, make on hardware, namely achieve described decoding chip 3 and be only capable of reading the first memory area, without reading the second memory area, improve decoding chip 3 and read the reading efficiency of voice data.
Further, described first flash chip 21 and the second flash chip 22 are NANDflash chip.
Described NANDflash chip compares that NORflash chip has the advantage that 1, NANDflash chip is provided that high Density Units, reach high storage density, it is more suitable for the storage of high data, 2, the unit size of NANDflash chip is almost the half of NORflash chip, make described structurally lighter and handier for the earphone of mobile phone USB flash disk, 3, NANDflash chip has better block erasing cycle advantage, and ruggedness is better, and the life-span is longer.
Further, described second memory area has the second file system, and described main control chip 1 reads the audio file of the first memory area and other file of the second memory area by the second file system.
So that, all of file in the first memory area and the second memory area can be scanned for and read operation by exterior terminal by the second file system.
Further, described first file system record has the fileinfo of audio file, described second file system record has the fileinfo of audio file and the fileinfo of other file, and described fileinfo includes file name, file type, storage position and file size.
The fileinfo of audio file in the first memory area is will appreciate that by the first file system, be will appreciate that the fileinfo of All Files in the first memory area and the second memory area by the second file system, on-demand the taking of file can be deposited by user according to these information realizations.
Further, the described earphone for mobile phone USB flash disk also includes the input buffer 4 that is connected with described main control chip 1.
The data that described buffer 4 transmits for buffering external terminal, the file data in the incoming described earphone for mobile phone USB flash disk of exterior terminal is first temporarily stored in described buffer 4, it is simple to coordinate exterior terminal and for the data transmission bauds in the earphone of mobile phone USB flash disk.
Further, the described earphone for mobile phone USB flash disk also includes the second housing 200 and the second phonation unit 7 being located in the second housing 200, described second housing 200 connects the first housing 100 by the first data wire 201, described first data wire 201 includes a voice communication signal line, for by the current signal transfer of decoding generation in the first housing 100 to the second phonation unit 7, described first housing 100 is provided with the second data wire, wherein a part for the second data wire is hidden in the data wire of the first data wire 201, another part is stretched out by wire rod 101 and is connected with the usb 1 02 being connected to wire rod 101 end.
Described usb 1 02 is for being connected with exterior terminal, and described exterior terminal is mobile phone, computer or video camera.nullIf this usb 1 02 is USB male joint interface，When the described earphone for mobile phone USB flash disk needs to connect exterior terminal，Do not need still further to connect data wire，But directly this USB male joint is inserted in the USB female seat of mobile phone，Easy to connect，And，When the USB male joint of mobile phone USB flash disk is inserted in the USB female seat of mobile phone，Mobile phone USB female seat can be produced moment by the overall weight of mobile phone USB flash disk，Make the USB male joint of mobile phone USB flash disk easily by switch out，The USB female seat of mobile phone is also easily damaged，And the described earphone for mobile phone USB flash disk is connected with USB male joint by the first flexible data wire 101，When USB male joint is connected with the USB female seat of mobile phone，USB connection interface place will not be produced opplied moment by the weight of the described earphone for mobile phone USB flash disk，The USB female seat thereby reducing mobile phone is pulled bad risk，Also the USB interface life-span of the described earphone for mobile phone USB flash disk is extended.
Further, described main control chip 1 includes microcontroller and digital signal processor, it is additionally provided with digital to analog converter 6 in described first housing 100, described microcontroller connects described digital signal processor, described digital signal processor connects described decoding chip 3, and described decoding chip 3 connects described first phonation unit 5 by digital to analog converter 6.
Described main control chip 1 is described for the work of all parts in the earphone of mobile phone USB flash disk for controlling, including: read voice data from the first flash chip 21 and deliver to decoding chip 3 and decode, complete data when being connected with exterior terminal and exchange；What described decoding chip 3 adopted is the decoding chip of high-fidelity, and for being reduced by voice data height, the audio decoded is good；Described digital to analog converter 6 for converting waveform modelling signal to by the digital signal decoded, and described first phonation unit 5 and the second phonation unit 7 pass through the sounding such as moving-coil or tympanum for the current impulse transmitted by digital to analog converter 6, thus exporting music.The flow process of music play by the described earphone for mobile phone USB flash disk: one, described microcontroller receives the broadcasting control that user selects, and reads out audio signal, and send instruction to data signal processor simultaneously the first flash chip 21；Two, the audio signal that microcontroller is read out by described DSP CONTROL decoding chip 3 is decoded；Three, digital to analog converter 6 converts the digital signal decoded to waveform modelling signal；Four, the audio signal output that DSP CONTROL exports from digital to analog converter 6 carries out sounding to the first phonation unit 5 and the second phonation unit 7.
Referring to Fig. 2, Fig. 2 is the flow chart of the data processing method of earphone for mobile phone USB flash disk in Fig. 1.
The data processing method of the above-mentioned earphone for mobile phone USB flash disk, including:
S1, obtains the file data that exterior terminal transmits；
S2, is scanned described file data filtering, and obtains audio file or/and other file except audio file；
S3, if audio file, then writes audio file in the first memory area, and is charged in the first file system by the fileinfo of this audio file, if other file, is then write in the second memory area by other file.
The described earphone for mobile phone USB flash disk carries out classified zoning storage by the data that exterior terminal is transmitted, all of audio file is individually stored in the first memory area, make when the described earphone for mobile phone USB flash disk need to search for a certain audio file play out time, only need to search for the first memory area, to search for all of file in all of memory area compared to traditional earphone with MP3 unit, improve the search efficiency to audio file and reading efficiency.
Further, described S3, also include: the fileinfo of the fileinfo of audio file He other file is charged in the second file system, the fileinfo of arbitrary audio file can be searched for by the first file system, and the fileinfo according to this audio file reads corresponding audio file, the fileinfo of audio file and the fileinfo of other file can be searched by the second file system, and read respective file according to the fileinfo of this audio file and the fileinfo of other file.
The described earphone for mobile phone USB flash disk by the file information storage of All Files in the second memory area, make, when outside mobile terminal needs to search for arbitrary file, corresponding document can be found by the fileinfo of the All Files in the second file system, make the described earphone for mobile phone USB flash disk can serve as mobile phone USB flash disk and outside mobile terminal is carried out dilatation, very convenient during storage file.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every under the inventive concept of the present invention; utilize the equivalent structure transformation that description of the present invention and accompanying drawing content are made, or directly/be indirectly used in other relevant technical fields and be included in the scope of patent protection of the present invention.
Claims (10)
1. the earphone for mobile phone USB flash disk, it is characterised in that including the first housing, described first housing is formed with through hole, and described through hole is used for voice output；Main control chip and the first phonation unit it is provided with in described first housing, and the first memory area being connected with main control chip respectively, the second memory area, decoding chip, described main control chip is for identifying the attribute of file, and it is used for audio files storage in the first memory area, other file outside audio file is stored in the second memory area；Described decoding chip is for being decoded the audio file being stored in the first memory area and exporting to the first phonation unit；Described first memory area has the first file system, and described decoding chip reads audio file by the first file system under the control of described main control chip.
2. the earphone for mobile phone USB flash disk as claimed in claim 1, it is characterized in that, described first memory area is located in the first flash chip, described second memory area is located in the second flash chip, described decoding chip is connected with described first flash chip, is not connected to described second flash chip.
3. the earphone for mobile phone USB flash disk as claimed in claim 2, it is characterised in that described first flash chip and the second flash chip are NANDflash chip.
4. the earphone for mobile phone USB flash disk as claimed in claim 1, it is characterised in that described second memory area has the second file system, and described main control chip reads the audio file of the first memory area and other file of the second memory area by the second file system.
5. the earphone for mobile phone USB flash disk as claimed in claim 4, it is characterized in that, described first file system record has the fileinfo of audio file, described second file system record has the fileinfo of audio file and the fileinfo of other file, and described fileinfo includes file name, file type, storage position and file size.
6. the earphone for mobile phone USB flash disk as claimed in claim 1, it is characterised in that the described earphone for mobile phone USB flash disk includes the input buffer being connected with described main control chip.
7. the earphone for mobile phone USB flash disk as claimed in claim 1, it is characterized in that, the described earphone for mobile phone USB flash disk also includes the second housing and the second phonation unit being located in the second housing, described second housing connects the first housing by the first data wire, described first data wire includes a voice communication signal line, for the current signal transfer of generation will be decoded in the first housing to the second phonation unit, described first housing is provided with the second data wire, wherein a part for the second data wire is hidden in the data wire of the first data wire, another part is stretched out by wire rod and is connected with the USB interface being connected to wire tip.
8. the earphone for mobile phone USB flash disk as claimed in claim 1, it is characterized in that, described main control chip includes microcontroller and digital signal processor, it is additionally provided with digital to analog converter in described first housing, described microcontroller connects described digital signal processor, described digital signal processor connects described decoding chip, and described decoding chip connects described first phonation unit by digital to analog converter.
9. for a data processing method for the earphone of mobile phone USB flash disk, including:
S1, obtains the file data that exterior terminal transmits；
S2, is scanned described file data filtering, and obtains audio file or/and other file except audio file；
S3, if audio file, then writes audio file in the first memory area, and is charged in the first file system by the fileinfo of this audio file, if other file, is then write in the second memory area by other file.
10. the data processing method of the earphone for mobile phone USB flash disk as claimed in claim 9, it is characterised in that described S3, also includes:
The fileinfo of the fileinfo of audio file He other file is charged in the second file system, the fileinfo of arbitrary audio file can be searched for by the first file system, and the fileinfo according to this audio file reads corresponding audio file, the fileinfo of audio file and the fileinfo of other file can be searched by the second file system, and read respective file according to the fileinfo of this audio file and the fileinfo of other file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109479.1A CN105812975A (en) | 2016-02-26 | 2016-02-26 | Earphone used for mobile phone U disc, and data processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610109479.1A CN105812975A (en) | 2016-02-26 | 2016-02-26 | Earphone used for mobile phone U disc, and data processing method thereof |
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| CN105812975A true CN105812975A (en) | 2016-07-27 |
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| CN201610109479.1A Pending CN105812975A (en) | 2016-02-26 | 2016-02-26 | Earphone used for mobile phone U disc, and data processing method thereof |
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Cited By (1)
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Address after: 518051 Units 05-2 and 06-08, 6th Floor, Changhong Science and Technology Building, 18 Science and Technology South 12 Road, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Shenzhen SiliconGo Semiconductor Co., Ltd. Address before: Units 05-2 and 06-08, 6th floor, Changhong Science and Technology Building, 18 Science and Technology South 12 Road, Nanshan District, Shenzhen City, Guangdong Province, 518000 Applicant before: SILICONGO MICROELECTRONICS CO., LTD. |
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Application publication date: 20160727 |