CN201266977Y - Portable multimedia player with analog television function - Google Patents
Portable multimedia player with analog television function Download PDFInfo
- Publication number
- CN201266977Y CN201266977Y CNU2009201292317U CN200920129231U CN201266977Y CN 201266977 Y CN201266977 Y CN 201266977Y CN U2009201292317 U CNU2009201292317 U CN U2009201292317U CN 200920129231 U CN200920129231 U CN 200920129231U CN 201266977 Y CN201266977 Y CN 201266977Y
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- portable media
- media player
- application processor
- multimedia player
- antenna
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Abstract
The utility model relates to a portable multimedia player with analog television function, comprising an analog television antenna which receives television signals, a television receiving module which is connected with the analog television antenna and used for converting the television signals into ITU601 video signals, a signal conversion unit which is connected with the television receiving module and used for converting the ITU601 video signals, and an application processor which is connected with the signal conversion unit and used for processing the video signals after conversion. The multimedia player which can play analog television signals does not exist in the present market, the portable multimedia player is provided with the analog television antenna for receiving the television signals which is then converted into a format supported by the application processor for playing, therefore, the multimedia player integrates the function of the analog television, which brings great convenience for the life of people.
Description
Technical field
The utility model relates to multimedia player, more particularly, relates to a kind of portable media player with the simulated television function.
Background technology
At present, there is multimedia player miscellaneous on the market, and, has the favor that multi-functional multimedia player also is subjected to people along with the pursuit of people to higher quality of life.Existing multimedia player possesses high quality audio when playing, and a lot of multimedia players also possess video playback capability, for example MP4 etc.The multimedia player that can play anolog TV signals is not also arranged on the market,, will bring people's life and big help if multimedia player can be designed to have the simulated television function.
The utility model content
The technical problems to be solved in the utility model is, do not possess the defective of simulated television function at the above-mentioned existing multimedia player of prior art, and a kind of portable media player with the simulated television function is provided.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of portable media player with the simulated television function, comprise the stimulation TV antenna of received television signal, be connected with described stimulation TV antenna and be used for TV signal is converted to the TV-set receiving module of ITU601 vision signal, is connected the signal conversion unit that is used for the ITU601 vision signal is changed with described TV-set receiving module, is connected with described signal conversion unit and is used for application processor that the vision signal after the conversion is handled.
In portable media player described in the utility model, described multimedia player also comprises being connected with described application processor and is respectively applied for audio decoder module and the video decode module that the audio/video signal is decoded.
In portable media player described in the utility model, described multimedia player also comprises the crystal oscillator that is connected with described TV-set receiving module.
In portable media player described in the utility model, described crystal oscillator is the 27MHz crystal oscillator.
In portable media player described in the utility model, described multimedia player also comprises the flash memory that is connected with described application processor.
In portable media player described in the utility model, described multimedia player also comprises the Synchronous Dynamic Random Access Memory that is connected with described application processor.
In portable media player described in the utility model, described multimedia player also comprises the color LCD screen that is connected with described application processor.
In portable media player described in the utility model, described multimedia player also comprises the input unit that is connected with described application processor.
In portable media player described in the utility model, described stimulation TV antenna comprises the UHF/VHF wave band antenna.
In portable media player described in the utility model, described TV-set receiving module comprises the simulated television chip QATVM1100 that is connected with stimulation TV antenna, described video converting unit comprises the video frequency processing chip MV3019 that is connected with simulated television chip QATVM1100, and described application processor comprises the main control chip ROCKCHIPS2608 that is connected with described video frequency processing chip MV3019.
Implement the portable media player of the utility model band simulated television function, has following beneficial effect: by the stimulation TV antenna received television signal is set, further the form that TV signal is converted to the application processor support is play, so realize integrated simulated television function on multimedia player, be with many convenience for people's life.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the logic diagram of portable media player of the present utility model;
Fig. 2 is the circuit theory diagrams of TV-set receiving module of the present utility model;
Fig. 3 is the circuit theory diagrams of signal conversion unit of the present utility model.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be understood that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figure 1, there is shown the portable media player of the utility model band simulated television function.Shown multimedia player comprises stimulation TV antenna, the TV-set receiving module that is connected with stimulation TV antenna, the signal conversion unit that is connected with TV-set receiving module, the application processor that is connected with signal conversion unit.At first, by the stimulation TV antenna received television signal.Through IQ modulation, TV-set receiving module converts TV signal the vision signal of ITU601 form to, and in fact TV-set receiving module is exactly a kind of anolog TV signals demodulator.Signal conversion unit further is converted to the ITU601 vision signal form of application processor support and handles, signal after application processor will be handled again exports display unit to and watches for the user, and simulated audio signal is then directly delivered to application processor output.Above-mentioned stimulation TV antenna comprises the UHF/VHF wave band antenna, all is this area two wave bands commonly used.
As can be seen from Figure 1, multimedia player of the present utility model also comprises being connected with application processor and is respectively applied for audio decoder module and the video decode module that the audio/video signal is decoded, for example the audio decoder module can be play the audio frequency (as MP3, WMF form) of the storage back of decoding, and the video decode module then is used for video (as AVI, the mpeg format) back of decoding is play.This multimedia player also comprises the crystal oscillator that is connected with TV-set receiving module, and this crystal oscillator is the 27MHz crystal oscillator, is used for clock signal is controlled.In addition, this multimedia player also comprises the flash memory (FLASH) that is connected with application processor, is used for store video or audio file.Equally, this multimedia player also comprises the Synchronous Dynamic Random Access Memory (SDRAM) that is connected with application processor.
In addition, portable media player of the present utility model also comprises the color LCD screen (LCD) that is connected with application processor, will export LCD to and play after application processor is to processing television signals.This multimedia player also comprises the input unit that is connected with application processor, and the device of input instruction just is as button or touch-screen etc.The utility model can be listened to by inserting earphone, but also boombox.And USB interface or USB input technology all are this area technology commonly used, do not repeat them here.
Fig. 2 and Fig. 3 are respectively the circuit theory diagrams of TV-set receiving module of the present utility model and signal conversion unit.Go out application processor in the accompanying drawing, application processor of the present utility model is the ROCKCHIPS2608 main control chip this employing.From Fig. 2 and Fig. 3 as can be seen, TV-set receiving module comprises the simulated television chip QATVM1100 that is connected with stimulation TV antenna, the video converting unit comprises the video frequency processing chip MV3019 that is connected with simulated television chip QATVM1100, and main control chip ROCKCHIPS2608 then is connected with video frequency processing chip MV3019.
At first, receive anolog TV signals by antenna with two waveband UHF/VHF.Simulated television chip QATVM1100 is through after the IQ modulation, exports video frequency processing chip MV3019 to after the anolog TV signals that receive are processed into the ITU601 vision signal.Video frequency processing chip MV3019 further is converted to the ITU601 vision signal form that main control chip ROCKCHIPS2608 supports, main control chip ROCKCHIPS2608 handles the back and plays on LCD, and simulated audio signal is then directly delivered to main control chip ROCKCHIPS2608 output.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; any modification of being done within every spirit of the present utility model and the principle, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1, a kind of portable media player with the simulated television function, it is characterized in that, comprise the stimulation TV antenna of received television signal, be connected with described stimulation TV antenna and be used for TV signal is converted to the TV-set receiving module of ITU601 vision signal, is connected the signal conversion unit that is used for the ITU601 vision signal is changed with described TV-set receiving module, is connected with described signal conversion unit and is used for application processor that the vision signal after the conversion is handled.
2, portable media player according to claim 1 is characterized in that, described multimedia player also comprises being connected with described application processor and is respectively applied for audio decoder module and the video decode module that the audio/video signal is decoded.
3, portable media player according to claim 1 is characterized in that, described multimedia player also comprises the crystal oscillator that is connected with described TV-set receiving module.
4, portable media player according to claim 3 is characterized in that, described crystal oscillator is the 27MHz crystal oscillator.
5, portable media player according to claim 1 is characterized in that, described multimedia player also comprises the flash memory that is connected with described application processor.
6, portable media player according to claim 1 is characterized in that, described multimedia player also comprises the Synchronous Dynamic Random Access Memory that is connected with described application processor.
7, portable media player according to claim 1 is characterized in that, described multimedia player also comprises the color LCD screen that is connected with described application processor.
8, portable media player according to claim 1 is characterized in that, described multimedia player also comprises the input unit that is connected with described application processor.
9, portable media player according to claim 1 is characterized in that, described stimulation TV antenna comprises the UHF/VHF wave band antenna.
10, portable media player according to claim 1, it is characterized in that, described TV-set receiving module comprises the simulated television chip QATVM1100 that is connected with stimulation TV antenna, described video converting unit comprises the video frequency processing chip MV3019 that is connected with simulated television chip QATVM1100, and described application processor comprises the main control chip ROCKCHIPS2608 that is connected with described video frequency processing chip MV3019.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201292317U CN201266977Y (en) | 2009-01-09 | 2009-01-09 | Portable multimedia player with analog television function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201292317U CN201266977Y (en) | 2009-01-09 | 2009-01-09 | Portable multimedia player with analog television function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201266977Y true CN201266977Y (en) | 2009-07-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201292317U Expired - Fee Related CN201266977Y (en) | 2009-01-09 | 2009-01-09 | Portable multimedia player with analog television function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201266977Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657489A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN105657487A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN105657491A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
-
2009
- 2009-01-09 CN CNU2009201292317U patent/CN201266977Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657489A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN105657487A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
| CN105657491A (en) * | 2015-08-21 | 2016-06-08 | 乐视致新电子科技（天津）有限公司 | Audio/video playing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20130109 |