CN202473260U - MP3 player based on multi-array processor (MAP) - Google Patents
MP3 player based on multi-array processor (MAP) Download PDFInfo
- Publication number
- CN202473260U CN202473260U CN 201220071024 CN201220071024U CN202473260U CN 202473260 U CN202473260 U CN 202473260U CN 201220071024 CN201220071024 CN 201220071024 CN 201220071024 U CN201220071024 U CN 201220071024U CN 202473260 U CN202473260 U CN 202473260U
- Authority
- CN
- China
- Prior art keywords
- map
- player based
- player
- dsp
- processor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Power Sources (AREA)
Abstract
The utility model discloses an MP3 player based on a multi-array processor (MAP). The MP3 player comprises a power supply, a display screen and an MAP, wherein the MAP is in a double-core structure and comprises a central processing unit (CPU) and a digital signal processing (DSP) chip; the DSP performs audio decoding on an MP3 file; decoded data are output to a power amplification unit and then sent to a loudspeaker or an earphone; and the CPU runs in a real-time operating system. By taking the MAP processor with the double-core structure as a main control chip, the MP3 player has a strong function and is high in performance.
Description
Technical field
The utility model relates to the consumer electronics field, is specifically related to a kind of MP3 player based on MAP.
Background technology
The file that adopts MPEG standard Layer3 algorithm to carry out after the processed compressed is referred to as the MP3 file, can to the MP3 file decode and also the system of original sound can be called as the MP3 player.
The utility model content
To above-mentioned prior art, the technical matters that the utility model will solve is
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of MP3 player based on MAP; Comprise power supply, display screen; It is characterized in that, also comprise the MAP processor, this MAP processor is that dual-core architecture comprises CPU and dsp chip; Said DSP carries out audio decoder to the MP3 file, and decoded data export power amplifier unit to again to loudspeaker or earphone; Said CPU operation real time operating system.
Said power supply is a Li-Ion rechargeable battery.
Compared with prior art, the utlity model has following beneficial effect:
MAP processor with dual-core architecture is a main control chip, shows strong functions and excellent performance.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
To combine accompanying drawing and embodiment that the utility model is done further to describe below.
A kind of MP3 player based on MAP; Comprise power supply, display screen; It is characterized in that, also comprise the MAP processor, this MAP processor is that dual-core architecture comprises CPU and dsp chip; Said DSP carries out audio decoder to the MP3 file, and decoded data export power amplifier unit to again to loudspeaker or earphone; Said CPU operation real time operating system.Said power supply is a Li-Ion rechargeable battery.The utility model is a main control chip with the MAP processor of dual-core architecture, shows strong functions and excellent performance.
Claims (1)
1. MP3 player based on MAP; Comprise power supply, display screen; It is characterized in that, also comprise the MAP processor, this MAP processor is that dual-core architecture comprises CPU and dsp chip; Said DSP carries out audio decoder to the MP3 file, and decoded data export power amplifier unit to again to loudspeaker or earphone; Said CPU operation real time operating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071024 CN202473260U (en) | 2012-02-29 | 2012-02-29 | MP3 player based on multi-array processor (MAP) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220071024 CN202473260U (en) | 2012-02-29 | 2012-02-29 | MP3 player based on multi-array processor (MAP) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202473260U true CN202473260U (en) | 2012-10-03 |
Family
ID=46921404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220071024 Expired - Fee Related CN202473260U (en) | 2012-02-29 | 2012-02-29 | MP3 player based on multi-array processor (MAP) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202473260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794239A (en) * | 2012-10-30 | 2014-05-14 | 苏州矽湧科技有限公司 | Control system of MP3 player |
-
2012
- 2012-02-29 CN CN 201220071024 patent/CN202473260U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794239A (en) * | 2012-10-30 | 2014-05-14 | 苏州矽湧科技有限公司 | Control system of MP3 player |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204408287U (en) | A kind of intelligent controlling device of portable loudspeaker box volume | |
| CN202473260U (en) | MP3 player based on multi-array processor (MAP) | |
| CN202584718U (en) | Digital audio compression device | |
| CN203181203U (en) | Multimedia loudspeaker box | |
| CN201754594U (en) | Mining broadcast telephone with digital voice compressing function | |
| CN104078042A (en) | Electronic device and information processing method | |
| CN202939845U (en) | College English pronunciation contrast recognizer | |
| CN202759584U (en) | Button type stereo handset earphone volume control circuit | |
| CN202602876U (en) | Circuit structure of voice control module | |
| CN204157020U (en) | A kind of battery active audio amplifier with illuminating lamp | |
| CN204791002U (en) | Multi -functional music calculator | |
| CN202602844U (en) | Loudspeaker box | |
| CN201745366U (en) | Digital audio player craftwork | |
| CN201638169U (en) | Mouse with USB sound box | |
| CN203660995U (en) | Multimedia intelligent audio power amplifier | |
| CN201813349U (en) | Family cinema audio power amplifier | |
| CN202177849U (en) | Tablet computer | |
| CN202334707U (en) | Wired network camera | |
| CN202566957U (en) | Multifunctional computer desk | |
| CN202258335U (en) | Voice-controlled on-board blue-ray video and audio playing device | |
| CN201886384U (en) | Desktop computer case provided with stereo system | |
| CN103300604A (en) | Multifunctional computer desk | |
| CN202841484U (en) | Car audio system | |
| CN203028283U (en) | Music belt fastener | |
| CN201751892U (en) | Keyboard with wireless voice transmission |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20130229 |