CN202422732U - One-drive-two multimedia player - Google Patents
One-drive-two multimedia player Download PDFInfo
- Publication number
- CN202422732U CN202422732U CN2011204463485U CN201120446348U CN202422732U CN 202422732 U CN202422732 U CN 202422732U CN 2011204463485 U CN2011204463485 U CN 2011204463485U CN 201120446348 U CN201120446348 U CN 201120446348U CN 202422732 U CN202422732 U CN 202422732U
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- Prior art keywords
- main
- multimedia player
- multimedia
- auxiliary
- connection block
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Abstract
The utility model discloses a one-drive-two multimedia player, which comprises a main multimedia player. The main multimedia player comprises a multimedia digital signal processing (DSP) decoding chip, and a main liquid crystal display (LCD), a main audio power amplifier, a main receptacle and a main power supply, which are connected with the multimedia DSP decoding chip respectively, wherein the main audio power amplifier is optionally connected with a main earphone and a main speaker respectively. The one-drive-two multimedia player is provided with an auxiliary multimedia player. The auxiliary multimedia player comprises a video processing chip, and an auxiliary LCD, an auxiliary audio power amplifier, an auxiliary receptacle and an auxiliary power supply, which are connected with the video processing chip respectively, wherein the auxiliary audio power amplifier is optionally connected with an auxiliary earphone and an auxiliary speaker respectively. The main receptacle is connected with the multimedia DSP decoding chip, and the auxiliary receptacle is connected with the video processing chip. A transmission line is arranged between the main and auxiliary receptacles. The requirements of a user not in front of the main LCD of the main multimedia player for the synchronous appreciation and watching of multimedia audio and video signals on the auxiliary LCD of the auxiliary multimedia player can be met.
Description
Technical field
The utility model relates to player, particularly relates to a kind of one drag two multimedia player.
Background technology
Existing multimedia player does not possess cross-platform extendability to the stationary platform research and development, can only be a liquid crystal display displays images, and can't satisfying not, the user in same liquid crystal display front appreciates and the demand of watching the multimedia audio-video signal synchronously.
Summary of the invention
The utility model technical matters to be solved is the defective that remedies above-mentioned prior art, and a kind of one drag two multimedia player is provided.
The technical matters of the utility model solves through following technical scheme.
This one drag two multimedia player; Comprise a main multimedia player; Said main multimedia player comprises multimedia digital signal processing (Digital Signal Processing; Initialism is DSP) decoding chip, host liquid crystal display (the Liquid Crystal Display that is connected with said multimedia DSP decoding chip respectively; Initialism is LCD), main audio power amplifier, universal serial bus (Universal Serial Bus; Initialism is USB) main equipment (HOST), safe digital storage card (Secure Digital Memory Card, initialism is the SD card), button, infrared remote control receiver and primary power, said main audio power amplifier is selected to be connected with main earphone and main loudspeaker respectively; Said main multimedia player can independent play-out multimedia audio-video signal; Multimedia DSP decoding chip wherein will be decoded as audio, video data by the multimedia file that USB HOST or SD card provide, and said voice data is sent to main audio power amplifier amplification back by said main earphone or the broadcast of said main loudspeaker, said video data is sent to said main LCD play.
The characteristics of this one drag two multimedia player are:
Be provided with a secondary multimedia player; Said secondary multimedia player comprises video frequency processing chip, the secondary LCD that is connected with said video frequency processing chip respectively, secondary audio-frequency power amplifier and auxiliary power, and said secondary audio-frequency power amplifier is selected to be connected with set of headphones and secondary loudspeaker respectively.
Said main multimedia player and said secondary multimedia player are respectively equipped with main Connection Block and secondary Connection Block, and said main Connection Block is connected with said multimedia DSP decoding chip, and said secondary Connection Block is connected with said video frequency processing chip.
Be provided with transmission line between said main Connection Block and the said secondary Connection Block, said transmission line comprises audio data transmission line, video Data Transmission line and power transmission line.
Said multimedia DSP decoding chip will also be sent to said main Connection Block by the audio, video data that the multimedia file that USB HOST or SD card provide is decoded; Be sent to said secondary Connection Block by said transmission line; Voice data is sent to said secondary audio-frequency power amplifier and amplifies the back by said set of headphones or said secondary loudspeaker and said main earphone or said main loudspeaker synchronous playing; Video data is sent to said video frequency processing chip and converts transistor-transistor logic (Transistor Transistor Logic into; Initialism is TTL) signal, drive said secondary LCD and said main LCD synchronous playing.
The technical matters of the utility model solves through following further technical scheme.
Said main Connection Block and said secondary Connection Block all are the female seats of the double USB of 12 pins (PIN).
Said transmission line is that two ends are the connecting line of the public base connector of the double USB of 12 pins.
Said multimedia DSP decoding chip is that model is the DSP decoding chip of CT952A.
Said video frequency processing chip is that model is the video frequency processing chip of MST702.
Said host liquid crystal display and secondary LCD all are that the employing ultimate resolution is the LCDs of 7 inches simulation liquid crystal displays of 480 * 234 (number of picture elements).
The utility model beneficial effect compared with prior art is:
The user that can satisfy not in the host liquid crystal display front of main multimedia player appreciates and the demand of watching the multimedia audio-video signal through the secondary LCD of secondary multimedia player synchronously.
Description of drawings
Accompanying drawing is the composition block scheme of the utility model embodiment.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described.
A kind of one drag two multimedia player like vehicle-mounted or home-use connecting line synchronous transmission audio frequency and video shown in the drawings; Comprise a main multimedia player; Main multimedia player comprises multimedia DSP decoding chip, the main LCD, main audio power amplifier, USB HOST, SD card, button, infrared remote control receiver and the primary power that are connected with multimedia DSP decoding chip respectively; The main audio power amplifier is selected to be connected with main earphone and main loudspeaker respectively; Main multimedia player can independent play-out multimedia audio-video signal; Multimedia DSP decoding chip wherein will be decoded as audio, video data by the multimedia file that USB HOST or SD card provide, and voice data is sent to main audio power amplifier amplification back by main earphone or main loudspeaker broadcast, video data is sent to main LCD play.
Be provided with a secondary multimedia player, secondary multimedia player comprises video frequency processing chip, the secondary LCD that is connected with video frequency processing chip respectively, secondary audio-frequency power amplifier and auxiliary power, and secondary audio-frequency power amplifier is selected to be connected with set of headphones and secondary loudspeaker respectively.
Main LCD and secondary LCD are that the employing ultimate resolution is the LCD of 7 inches simulation liquid crystal displays of 480 * 234 (number of picture elements).
Main multimedia player and secondary multimedia player are respectively equipped with main Connection Block and secondary Connection Block, and main Connection Block and secondary Connection Block all are the female seats of the double USB of 12 pins, and main Connection Block is connected with multimedia DSP decoding chip, and secondary Connection Block is connected with video frequency processing chip.Being provided with two ends between main Connection Block and the secondary Connection Block is the connecting line of the public base connector of the double USB of 12 pins, comprises audio data transmission line, video Data Transmission line and power transmission line.
Model is that the multimedia DSP decoding chip of CT952A will also be sent to main Connection Block by the audio, video data that the multimedia file that USB HOST or SD card provide is decoded; Be sent to secondary Connection Block by the USB connecting line; Voice data is sent to secondary audio-frequency power amplifier and amplifies the back by set of headphones or secondary loudspeaker and main earphone or main loudspeaker synchronous playing; It is that the video frequency processing chip of MST702 converts the TTL signal into, driving auxiliary LCD and main LCD synchronous playing that video data is sent to model.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.Those of ordinary skill for technical field under the utility model; Under the prerequisite that does not break away from the utility model design, make some alternative or obvious modification that are equal to; And performance or purposes are identical, all should be regarded as belonging to the scope of patent protection that the utility model is confirmed by claims of being submitted to.
Claims (6)
1. one drag two multimedia player; Comprise a main multimedia player; Said main multimedia player comprises multimedia digital signal processing DSP decoding chip, the host liquid crystal display lcd that is connected with said multimedia DSP decoding chip respectively, main audio power amplifier, universal serial bus main equipment USB HOST, safe digital storage SD card, button, infrared remote control receiver and primary power; Said main audio power amplifier is selected to be connected with main earphone and main loudspeaker respectively, it is characterized in that:
Be provided with a secondary multimedia player; Said secondary multimedia player comprises video frequency processing chip, the secondary LCD that is connected with said video frequency processing chip respectively, secondary audio-frequency power amplifier and auxiliary power, and said secondary audio-frequency power amplifier is selected to be connected with set of headphones and secondary loudspeaker respectively;
Said main multimedia player and said secondary multimedia player are respectively equipped with main Connection Block and secondary Connection Block, and said main Connection Block is connected with said multimedia DSP decoding chip, and said secondary Connection Block is connected with said video frequency processing chip;
Be provided with transmission line between said main Connection Block and the said secondary Connection Block, said transmission line comprises audio data transmission line, video Data Transmission line and power transmission line.
2. one drag two multimedia player as claimed in claim 1 is characterized in that:
Said main Connection Block and said secondary Connection Block all are the female seats of the double USB of 12 pins.
3. according to claim 1 or claim 2 one drag two multimedia player is characterized in that:
Said transmission line is that two ends are the connecting line of the public base connector of the double USB of 12 pins.
4. one drag two multimedia player as claimed in claim 3 is characterized in that:
Said multimedia DSP decoding chip is that model is the DSP decoding chip of CT952A.
5. one drag two multimedia player as claimed in claim 4 is characterized in that:
Said video frequency processing chip is that model is the video frequency processing chip of MST702.
6. one drag two multimedia player as claimed in claim 5 is characterized in that:
Said host liquid crystal display and secondary LCD all are that the employing ultimate resolution is 7 inches LCDs of simulating liquid crystal displays of 480 * 234.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204463485U CN202422732U (en) | 2011-11-10 | 2011-11-10 | One-drive-two multimedia player |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204463485U CN202422732U (en) | 2011-11-10 | 2011-11-10 | One-drive-two multimedia player |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202422732U true CN202422732U (en) | 2012-09-05 |
Family
ID=46747469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204463485U Expired - Fee Related CN202422732U (en) | 2011-11-10 | 2011-11-10 | One-drive-two multimedia player |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202422732U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851217A (en) * | 2017-03-14 | 2017-06-13 | 深圳市创维群欣安防科技股份有限公司 | The coding/decoding method and system of a kind of monitoring display device |
| CN107318062A (en) * | 2017-05-11 | 2017-11-03 | 恒玄科技（上海）有限公司 | A kind of low-power consumption one drag two bluetooth earphone |
| US10715898B2 (en) | 2017-05-11 | 2020-07-14 | Bestechnic (Shanghai) Co., Ltd. | Dual-band wireless headphones |
-
2011
- 2011-11-10 CN CN2011204463485U patent/CN202422732U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851217A (en) * | 2017-03-14 | 2017-06-13 | 深圳市创维群欣安防科技股份有限公司 | The coding/decoding method and system of a kind of monitoring display device |
| CN107318062A (en) * | 2017-05-11 | 2017-11-03 | 恒玄科技（上海）有限公司 | A kind of low-power consumption one drag two bluetooth earphone |
| CN107318062B (en) * | 2017-05-11 | 2019-10-11 | 恒玄科技（上海）有限公司 | A kind of low-power consumption one drag two bluetooth headset |
| US10715898B2 (en) | 2017-05-11 | 2020-07-14 | Bestechnic (Shanghai) Co., Ltd. | Dual-band wireless headphones |
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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: 20120905 Termination date: 20131110 |