CN2755881Y - Multifunctional video-audio apparatus - Google Patents
Multifunctional video-audio apparatus Download PDFInfo
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- CN2755881Y CN2755881Y CNU2004200959000U CN200420095900U CN2755881Y CN 2755881 Y CN2755881 Y CN 2755881Y CN U2004200959000 U CNU2004200959000 U CN U2004200959000U CN 200420095900 U CN200420095900 U CN 200420095900U CN 2755881 Y CN2755881 Y CN 2755881Y
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- video processor
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Abstract
The utility model relates to a video processor which uses a CPU to control decoding. Television programs, programs in DVD discs, programs of external input sources, etc. are directly stored on a hard disc by a hard disc interface, and stored programs read out of the hard disc can be played; meanwhile, files in the hard disc are operated, and copying, moving, deleting, renaming, new directory, etc. can be done. The utility model has the advantages of convenient and quick operation, convenient storage and erasure, large storage capacity, good picture recording quality, etc.
Description
Technical field
The utility model relates to a kind of multi-functional audio and video equipment, particularly a kind of DVD embedded hard disc digital video recorder.
Background technology
People are seeking the better way of preservation data, the way of particularly preserving image document always.Boffo video tape recorder just appearred in the 80s and 90s in 20th century, though how long have more than is needed built-in magnetic head is very accurate,, the dirt of magnetic head will being made dirty of the magnetic of tape, light netrual colour then, heavy then image completely without, unpleasant is endlessly.Because of its employed video recording has easy wearing and tearing, retrieves defectives such as program is too slow, playback editor inconvenience, and be eliminated gradually, the substitute is optical disk recorder.
Because what optical disk recorder adopted is the digital recording system, thereby it can provide easy retrieval and random access capabilities, this be video tape recorder can't accomplish.Optical disk recorder has characteristics such as registration accuracy height, program search is convenient, picture is clear.Compare with video tape, CD has the registration accuracy height, the holding time is long, in light weight, volume is little, cheap, be not subject to series of advantages such as surrounding environment influence, but in use people find that again optical disk recorder has many intrinsic deficiencies, and for example percent reduction can not guarantee 100%, do not have default recording function, the video recording parameter can't be adjusted, failure free time less than 1000 hours, the capacity of can recording is little and CD can't realize that the limit sees Bian Lu etc.
In sum, above-mentioned existing technology on reality is used, obviously exists inconvenience and defective, is necessary to be improved.
Summary of the invention
Abandoning the DVR of the above two deficiencies arises at the historic moment.DVD embedded hard disc digital video recorder has not only been avoided the shortcomings and deficiencies of video tape recorder and optical disk recorder, and possess all functions that have video tape recorder and DVD player in the market, be that a hard disc recording is play the multi-functional video tape recorder of DVD hard disk that combines with DVD.
The utility model basic principle is based on embedded hard disc mass memory and art file management technology, the digital Audio/Video information processing and the control technology of 32 flush bonding processors, on the bases such as usb data interface and transmission technology, adopt MPEG-II digital audio-video compress technique standard and the short wavelength laser technology of ISO, variable bit rate coding (VBR) record live image and sound accompaniment, with big capacity hard disk as storage medium, adopt MPEG-II real time codec technology, to from TV, video disc player, video camera, the audio-video signal of video tape recorder etc. carries out the time shift video recording, regularly video recording, video recording in real time, channel selection video recordings etc. can carry out the intellectuality arrangement to recorded program, preserve and replace.The DVD playing function can be compatible and plays VCD, CD, Super Video CD, media datas such as MP3, CD-R/RW.
Based on top said principle, the utility model specifically adopts following scheme:
A kind of multi-functional audio and video equipment comprises at least:
One DVD player core connects decoding and video processor, and described movement gives decoding with the information on the DVD video disc that reads and video processor is handled;
One hard disk connects decoding and video processor, the information that described hard-disc storage decoding and video processor are sent here;
One audio frequency and video input module connects digital audio decoding and compression module, and described audio frequency and video input module is accepted the signal of input and passed to digital audio decoding and compression module;
One digital audio decoding and compression module, connect decoding and video processor and input module respectively, described digital audio decoding and compression module receive the instruction of decoding and video processor, give decoding and video processor according to instruction with the information of input module input;
One audio frequency and video output module connects decoding and video processor and display unit respectively, and the signal that described audio frequency and video audio frequency and video module will be decoded and video processor is sent here is given display unit and shown;
One decoding and video processor, connect digital audio/video decoding and compression module, DVD player core, hard disk and audio frequency and video input module respectively, described processor control can directly be stored hard disk on by interface the information of input module input according to the order of input, and can from hard disk, read canned data and play back, can duplicate the file of hard disk the inside simultaneously, move, delete, rename, operation such as newly-built catalogue by the output of audio frequency and video output module.
Described decoding and video processor can also connect USB and connect conversion equipment and connect computer etc. by this device.
Described decoding and video processor adopt variable bit rate coding (VBR) record live image and sound accompaniment.
Panel or remote control control are adopted in the control of described decoding and video processor.
Described input module can be accepted DVD, VCD, CD, TV signal, camera, external sound source, microphone or the like audio frequency and video input signal;
Described hard disk adopts the built-in portable hard drive (HDD) that plugs.
Described digital audio/video decoding and compression module adopt the MPEG-II digital audio-video compress technique standard of ISO.
Described DVD player core can DVD playing back, VCD, CD, Super Video CD, media datas such as MP3, CD-R/RW.
In sum, the utility model has following function after adopting above structure:
1. conveniently video recording operation need not tape, built-in hard disk, and storage is wiped very convenient;
2. the memory capacity of vast capacity reaches the video frequency program of storage more than 40 hours easily;
3. the video recording quality of high definition, the DVD level.Be higher than common video tape recorder, DV etc. have any video recording level now;
4. clear perfect storage file management;
5. directly receive and recording TV program, multinomial order regularly recording function is peculiar;
6. the moving function of Du Te time shifting of television sees that TV can suspend and the rewind down repetition, can not miss wonderful;
7. have backstage background recording function, recording the outside segments purpose simultaneously, can watch in DVD and the hard disk program recording;
8. compatible DVD playing function; Can record this machine video frequency program;
9. compatible numerous AV broadcast formats, MPEG1, MPEG2, MP3, MP4, JPG, WMA;
10.USB interface is connected with computer, can download sound from computer and look program.
Description of drawings
Below in conjunction with accompanying drawing,, will make the technical solution of the utility model and other beneficial effects apparent by embodiment of the present utility model is described in detail.
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of an embodiment of the present utility model;
Fig. 3 is the circuit diagram of digital decoding of the present utility model and video processor.
Embodiment
For further understanding feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended graphic only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.
As shown in Figure 1, a kind of multi-functional audio and video equipment comprises at least: decoding and video processor, DVD player core hard disk, audio frequency and video input module, digital audio decoding and compression module, audio frequency and video output module.
The DVD player core connects decoding and video processor, and movement gives decoding with the information on the DVD video disc that reads and video processor is handled.Described DVD player core can DVD playing back, VCD, CD, Super Video CD, media datas such as MP3, CD-R/RW.
Hard disk connects decoding and video processor, the information that described hard-disc storage decoding and video processor are sent here.Described hard disk adopts the built-in portable hard drive (HDD) that plugs, hard disk is pluggable, and hard disk has hard-disk cartridge outward, be movably, couple together by special-purpose combination hub between the ide interface of hard disk and decoding and the video processor module, it has multiple function: can be used as the memory of video tape recorder when hard disk is inserted in the machine the inside, the program of TV programme, DVD video disc, the program of outside input etc. can be stored into inside the hard disk; After hard disk is pulled out from the machine the inside, just can work as common portable hard drive and use, the self-carried USB interface can have transfer of data on the equipment of USB function to other.Because the size of hard drive space is indefinite, so the time of energy access program is just different.The hard disk size that is adopted is minimum can access 40 hours.
The audio frequency and video input module connects digital audio decoding and compression module, and described audio frequency and video input module is accepted the signal of input and passed to digital audio decoding and compression module; Described input module can be accepted DVD, VCD, CD, TV signal, camera, external sound source, microphone or the like audio frequency and video input signal.
Digital audio/video decoding and compression module connect decoding and video processor and input module respectively, described digital audio decoding and compression module receive the instruction of decoding and video processor, give decoding and video processor according to instruction with the information of input module input; Described digital audio/video decoding and compression module adopt the MPEG-II digital audio-video compress technique standard of ISO.
The audio frequency and video output module connects decoding and video processor and display unit respectively, and the signal that described audio frequency and video module will be decoded and video processor is sent here shows on display unit, such as on television set.
Decoding and video processor connect digital audio/video decoding and compression module, DVD player core, hard disk and audio frequency and video input module respectively, described processor control can directly be stored hard disk on by interface the information of input module input according to the order of input, and can from hard disk, read canned data and play back, can duplicate the file of hard disk the inside simultaneously, move, delete, rename, operation such as newly-built catalogue by the output of audio frequency and video output module; Described decoding and video processor adopt variable bit rate coding (VBR) record live image and sound accompaniment.Described decoding and video processor can also connect USB and connect conversion equipment and connect computer etc. by this device.
As shown in Figure 2, be an embodiment of the present utility model.It is on the described in the above structure, has increased a bus control module in decoding and video processor between digital audio/video decoding and compression module, so more meets modular design idea, makes installation and maintenance simple, has improved efficient.Because bus control module is arranged, can connect the USB control module, can directly link to each other the content on the access hard disk by USB like this with computer etc.Simultaneously on decoding and video processor and digital compression coding module, connect an internal memory respectively,, make things convenient for quick storage as core buffer.Described decoding and video processor amplify by filtering gives the display unit demonstration.Decoding and video processor are realized human-machine conversation control by panel or remote controller.
As known by the technical knowledge, the utility model can be realized by other the embodiment that does not break away from its spirit or essential feature.Therefore, above-mentioned disclosed embodiment with regard to each side, all just illustrates, and is not only.All in the utility model scope or the change that is being equal in the scope of the present utility model all be included in the utility model.
Claims (8)
1, a kind of multi-functional audio and video equipment is characterized in that, described audio and video equipment comprises at least:
One DVD player core connects decoding and video processor, and described movement reads the information on the DVD video disc and gives decoding and video processor is handled;
One hard disk connects decoding and video processor, the information that described hard-disc storage decoding and video processor are sent here;
One audio frequency and video input module connects digital audio decoding and compression module, and described audio frequency and video input module is accepted the signal of input and passed to digital audio decoding and compression module;
Decoding of one digital audio/video and compression module, connect decoding and video processor and input module respectively, the instruction of described digital audio/video decoding and compression module reception decoding and video processor is given decoding and video processor processing according to instruction with the information of input module input;
One audio frequency and video output module connects decoding and video processor and display unit respectively, and the signal that described audio frequency and video output module will be decoded and video processor is sent here is given display unit and shown;
One decoding and video processor, connect digital audio/video decoding and compression module, DVD player core, hard disk and audio frequency and video input module respectively, described processor can directly store into the information of input module input on the hard disk according to the order of input, and can from hard disk, read canned data and play back, can duplicate the file of hard disk the inside simultaneously, move, delete, rename, operation such as newly-built catalogue by the output of audio frequency and video output module.
2, multi-functional audio and video equipment according to claim 1 is characterized in that, described decoding and video processor can also connect USB and connect conversion equipment and connect computer etc. by this device.
3, multi-functional audio and video equipment according to claim 1 is characterized in that, described decoding and video processor adopt variable bit rate coding (VBR) record live image and sound accompaniment and play them.
4, multi-functional audio and video equipment according to claim 1 is characterized in that, described decoding and video processor are realized human-machine conversation control by panel or remote controller.
5, multi-functional audio and video equipment according to claim 1 is characterized in that, described input module can be accepted DVD, VCD, CD, TV signal, camera, external sound source, microphone or the like audio frequency and video input signal.
6, multi-functional audio and video equipment according to claim 1 is characterized in that, described hard disk adopts particular manufacturing craft to realize plugging portable hard drive (HDD).
7, multi-functional audio and video equipment according to claim 1 is characterized in that, described digital audio/video decoding and compression module adopt the MPEG-II digital audio-video compress technique standard of TSO.
8, multi-functional audio and video equipment according to claim 1 is characterized in that, described DVD player core can read media datas such as DVD, VCD, CD, Super Video CD, MP3, CD-R/RW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200959000U CN2755881Y (en) | 2004-12-02 | 2004-12-02 | Multifunctional video-audio apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200959000U CN2755881Y (en) | 2004-12-02 | 2004-12-02 | Multifunctional video-audio apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN2755881Y true CN2755881Y (en) | 2006-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2004200959000U Expired - Fee Related CN2755881Y (en) | 2004-12-02 | 2004-12-02 | Multifunctional video-audio apparatus |
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| CN (1) | CN2755881Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609048A (en) * | 2012-03-11 | 2012-07-25 | 赵立峰 | Computer and method for playing audio and video files on demand |
| CN104159133A (en) * | 2014-08-22 | 2014-11-19 | 北京博宇昊业多媒体科技有限公司 | Digital video playing system |
-
2004
- 2004-12-02 CN CNU2004200959000U patent/CN2755881Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609048A (en) * | 2012-03-11 | 2012-07-25 | 赵立峰 | Computer and method for playing audio and video files on demand |
| CN102609048B (en) * | 2012-03-11 | 2014-04-16 | 赵立峰 | Computer and method for playing audio and video files on demand |
| CN104159133A (en) * | 2014-08-22 | 2014-11-19 | 北京博宇昊业多媒体科技有限公司 | Digital video playing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhuang Ruihai Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060201 |