CN202385226U - Video signal generator - Google Patents
Video signal generator Download PDFInfo
- Publication number
- CN202385226U CN202385226U CN2011204914615U CN201120491461U CN202385226U CN 202385226 U CN202385226 U CN 202385226U CN 2011204914615 U CN2011204914615 U CN 2011204914615U CN 201120491461 U CN201120491461 U CN 201120491461U CN 202385226 U CN202385226 U CN 202385226U
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- output interface
- video
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- generator
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Abstract
The present utility model relates to the television field and discloses a video signal generator. The signal generator comprises an audio and video processor, a video output interface, an audio output interface, a USB memory, a USB controller and an SDRAM random memory, the audio and video processor is respectively connected with the video output interface, the audio output interface and the SDRAM random memory, and the audio and video processor is connected with the USB memory through the USB controller. Through adopting the above video generator to generate signals, the simple is structure, signal generation can be easily realized, the USB is adopted to play 1080P high definition signals, the generator can be used in a digital television production line and used as an image signal generator, debugging instrument investments of a production line can be reduced, and production and debugging costs can be reduced.
Description
Technical field
The utility model relates to field of television, relates in particular to a kind of flying-spot video generator.
Background technology
TV motherboard debugging line and each bug check station of complete machine production line all need use the special signal of this station; And inspection stations such as AV, S terminal, YPbPr, HDMI, VGA adopt the special signal source to provide usually; The signal source of these repetitions is provided with to be needed to drop into a plurality of debugging instrumentations, has caused a large amount of the equipment input and the occupation of capital.
The utility model content
The purpose of the utility model is to need different videos to different station in the prior art, and a kind of flying-spot video generator is provided.
The purpose of the utility model realizes through following technical proposals:
A kind of flying-spot video generator; Comprise audio video processor, video output interface, audio output interface, USB storage, USB controller, SDRAM random asccess memory; Said audio video processor connects video output interface, audio output interface, SDRAM random asccess memory respectively, and said audio video processor connects USB storage through the USB controller.
Preferably, said audio video processor is EM8625L.
Preferably, said video output interface comprises AV, S terminal, YpbPr, VGA image output interface, analog video buffer, and said AV, S terminal, YpbPr, VGA image output interface connect audio video processor through the analog video buffer.
Preferably, said flying-spot video generator also comprises the HDMI transducer, and said video output interface is HDMI, and said audio video processor connects the HDMI output interface through the HDMI transducer.
Preferably, said audio output interface comprises SPDIF DAB output interface, and said SPDIF DAB output interface connects audio video processor.
Preferably, said flying-spot video generator also comprises audio frequency D/A digital to analog converter, and said audio output interface comprises the analogue audio frequency output interface, and said audio video processor connects the simulation audio output interface through audio frequency D/A digital to analog converter.
Preferably, said flying-spot video generator also comprises USB interface, and said USB interface connects USB storage.
Preferably, flying-spot video generator also comprises the front panel control unit interface.
Preferably, flying-spot video generator also comprises the remote control input interface.
The beneficial effect of the utility model: generate signal through using above-mentioned video generator; Simple in structure; Be easy to realize, adopt USB to play the 1080P high-definition signal, be used for the DTV production line as picture signal generator; The debugging instrumentation that reduces production line drops into, and has reduced the cost of producing and debugging.
Figure of description
Accompanying drawing 1 is the structure chart of the flying-spot video generator of the utility model.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing the utility model is further described.
The structure chart of the flying-spot video generator of the utility model as shown in Figure 1; Comprise audio video processor, video output interface, audio output interface, USB storage, USB controller, SDRAM random asccess memory; Said audio video processor connects video output interface, audio output interface, SDRAM random asccess memory respectively, and said audio video processor connects USB storage through the USB controller.Be transferred to audio video processor through the USB controller and handle being stored in the audio-video document that edits in the USB storage, according to the needs output various signals of different station.Through using above-mentioned video generator to generate signal, simple in structure, be easy to realize; Adopt USB to play the 1080P high-definition signal; Be used for the DTV production line as picture signal generator, the debugging instrumentation that reduces production line drops into, and has reduced the cost of producing and debugging.
Preferably, above-mentioned audio video processor is video signal preprocessor EM8625L.This chip is supported multiple audio frequency and video forms such as MPEG1/2/4, WMV9/vc-1, WMA and mp3, supports 2D, OSD and deinterlacing
,Support two kinds of inputs of user remote controller interactive mode, support the read-write (through extending out the USB2.0 controller) of USB mobile device, support the digital video output of high-definition format, support analog video output AV/Ypbpr/S-Video
,Support the output of SPDIF DAB, support the analogue audio frequency output (through extending out the D/A digital to analog converter) of 5.1 sound channels.
Preferably, above-mentioned video output interface comprises AV, S terminal, YpbPr, VGA image output interface, analog video buffer, and said AV, S terminal, YpbPr, VGA image output interface connect audio video processor through the analog video buffer.According to the different stations needs different signal sources is provided.
Preferably, above-mentioned flying-spot video generator also comprises the HDMI transducer, and said video output interface is HDMI, and said audio video processor connects the HDMI output interface through the HDMI transducer.
Preferably, above-mentioned audio output interface comprises SPDIF DAB output interface, and said SPDIF DAB output interface connects audio video processor.According to the station needs SPDIF is provided digital audio source.
Preferably, above-mentioned flying-spot video generator also comprises audio frequency D/A digital to analog converter, and said audio output interface comprises the analogue audio frequency output interface, and said audio video processor connects the simulation audio output interface through audio frequency D/A digital to analog converter.According to the station needs simulated audio signal source is provided.
Preferably, said flying-spot video generator also comprises USB interface, and said USB interface connects USB storage.Through USB interface through computer can carry out the file editor to being stored in BMP audio-video document in the USB storage, duplicate, copy, operation such as deletion, can also be used for the USB input port inspection of tv product simultaneously.
Preferably, said flying-spot video generator also comprises the front panel control unit interface.Through on the plate different disposal mode that different buttons connects front panel controller expression signal being set in front, make that operation is easier and directly perceived.Export like high definition YPbPr:
480I/50Hz,
480P/60Hz, 576I/50Hz, 576P/60Hz, 720P/60Hz, 1080I/50Hz, 1080I/60Hz, 1080P/50Hz, 9 kinds of forms of 1080P/60Hz, corresponding numeral shows: 1-9.
Preferably, said flying-spot video generator also comprises the remote control input interface.After sending signal through external remote, the remote control input interface receives, and makes more convenient to operate.
More than the above-mentioned preferred embodiment that is merely the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (9)
1. flying-spot video generator; It is characterized in that comprising audio video processor, video output interface, audio output interface, USB storage, USB controller, SDRAM random asccess memory; Said audio video processor connects video output interface, audio output interface, SDRAM random asccess memory respectively, and said audio video processor connects USB storage through the USB controller.
2. flying-spot video generator as claimed in claim 1, its characteristic is EM8625L in said audio video processor.
3. flying-spot video generator as claimed in claim 2; Its characteristic comprises AV, S terminal, YpbPr, VGA image output interface, analog video buffer at said video output interface, and said AV, S terminal, YpbPr, VGA image output interface connect audio video processor through the analog video buffer.
4. flying-spot video generator as claimed in claim 2, its characteristic also comprises the HDMI transducer at said flying-spot video generator, and said video output interface is HDMI, and said audio video processor connects the HDMI output interface through the HDMI transducer.
5. flying-spot video generator as claimed in claim 2, its characteristic comprises SPDIF DAB output interface at said audio output interface, said SPDIF DAB output interface connects audio video processor.
6. flying-spot video generator as claimed in claim 2; Its characteristic also comprises audio frequency D/A digital to analog converter at said flying-spot video generator; Said audio output interface comprises the analogue audio frequency output interface, and said audio video processor connects the simulation audio output interface through audio frequency D/A digital to analog converter.
7. like any described flying-spot video generator of claim of claim 1-6, its characteristic also comprises USB interface at said flying-spot video generator, and said USB interface connects USB storage.
8. flying-spot video generator as claimed in claim 7, its characteristic also comprises the front panel control unit interface at said flying-spot video generator.
9. flying-spot video generator as claimed in claim 8, its characteristic also comprises the remote control input interface at said flying-spot video generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204914615U CN202385226U (en) | 2011-12-01 | 2011-12-01 | Video signal generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204914615U CN202385226U (en) | 2011-12-01 | 2011-12-01 | Video signal generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202385226U true CN202385226U (en) | 2012-08-15 |
Family
ID=46633696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204914615U Expired - Fee Related CN202385226U (en) | 2011-12-01 | 2011-12-01 | Video signal generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202385226U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103546663A (en) * | 2013-07-03 | 2014-01-29 | 杨玉峰 | Video signal integrated generator with WIFI function |
| CN104363448A (en) * | 2014-12-01 | 2015-02-18 | 重庆洪深现代视声技术有限公司 | Television signal generator |
-
2011
- 2011-12-01 CN CN2011204914615U patent/CN202385226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103546663A (en) * | 2013-07-03 | 2014-01-29 | 杨玉峰 | Video signal integrated generator with WIFI function |
| CN104363448A (en) * | 2014-12-01 | 2015-02-18 | 重庆洪深现代视声技术有限公司 | Television signal generator |
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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 |
Granted publication date: 20120815 Termination date: 20171201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |