CN2904200Y - DVD videocorder with USB interface - Google Patents
DVD videocorder with USB interface Download PDFInfo
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- CN2904200Y CN2904200Y CN 200620013507 CN200620013507U CN2904200Y CN 2904200 Y CN2904200 Y CN 2904200Y CN 200620013507 CN200620013507 CN 200620013507 CN 200620013507 U CN200620013507 U CN 200620013507U CN 2904200 Y CN2904200 Y CN 2904200Y
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- usb interface
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- dvd
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Abstract
A DVD recorder with USB interface comprises a power component, a DVD traverse component, a panel component and a decoder board component. The signal processor of the decoder board component conducts corresponding audio signal processing and video signal processing according to remote control or key press operating instructions from the panel unit, more particularly the decoder board component also comprises a USB interface circuit and the signal processor is directly connected with the interface circuit through power. The DVD recorder also comprises a mobile storage disk with a built-in or an external USB interface and the signal processor connects and reads the data of the mobile storage disk with the USB interface circuit to process the audio signal and video signal or compress and write the processed audio signal and video signal into the mobile storage disk. The utility model can gather broadcasting and recording in integral whole and shows advantages in simple structure and easy miniaturization.
Description
Technical field the utility model relates to DVD equipment, relates in particular to the hard disk recording playback technology of DVD equipment.
The technical scheme that background technology can support the DVD videocorder of hard disc data access to be adopted at present is: at the hard disk of the built-in band ide interface of DVD, comprise TV programme or from the signal of video disc signal source, all the form with digital signal writes hard disk through ide interface; Or the data in the hard disk are read and are handled the back through DSP (Digital Signal Processor, digital signal processor) and broadcast with analog signaling through ide interface.For example, application number is the digital laser video disk machine that 200320112348 Chinese utility model patent discloses above-mentioned structure, and the hard disk of described band ide interface can also link to each other with external unit by USB interface.
Above-mentioned the deficiencies in the prior art part is, along with the develop rapidly of digital technology, the portable hard drive of band USB interface more and more generally is used as the memory carrier of multimedia file such as DVD/VCD/SVCD/CD/MP3/MP4/WMA/JPEG/BMP.These storage files can be played easily based on PC, but will realize directly on above-mentioned DVD equipment that the process of recording playback is then comparatively loaded down with trivial details, can not catch up with the growing mobile trend of storage medium far away.
Utility model content the technical problems to be solved in the utility model is at above-mentioned the deficiencies in the prior art, and a kind of modified DVD videocorder is proposed, can directly adopt the USB mobile storage disc to carry out recording playback, promptly for example, excellent DVD program can be stored in the USB hard disk, and the program data of USB hard-disc storage also can be play on DVD player, thereby the convenience that makes full use of existing mobile storage technology is with quick.
For solving the problems of the technologies described above, of the present utility modelly be contemplated that substantially: improve existing DVD player core and decode component, on existing DVD, increase USB interface, the decode component direct read visit after the USB memory disc of plugging into by this USB interface can be modified.
As the technical scheme that realizes the utility model design be, a kind of DVD videocorder with USB interface is provided, comprise power supply module, DVD player core assembly, panel assembly and decoding board component; The signal processor of described decoding deck assembly carries out corresponding audio/video signal Processing according to remote control or button operation instruction from panel assembly, and output audio/video signal; Especially, described decoding deck assembly also comprises usb circuit, and described signal processor directly is electrically connected this interface circuit.
In the such scheme, described DVD videocorder also comprises the mobile storage disc of built-in band USB interface, described signal processor connects by described usb circuit and the data of reading this mobile storage disc are carried out described audio/video signal Processing, or the data compression after the described audio/video signal Processing is write this mobile storage disc.
In the such scheme, described decoding deck assembly also comprises the tuner assembly, is used for receiving broadcast television signal and the TV signal after the demodulation is sent to described signal processor through audio/video selection and A/D converting unit.
In the such scheme, described decoding deck assembly also comprises the audio/video input block, is used for external audio/video signal is sent to described signal processor through audio/video selection and A/D converting unit.
In the such scheme, described signal processor adopts integrated circuit SPHE7300A.
Adopt above-mentioned each technical scheme, can make DVD collect broadcast at least, be recorded on one, or the expansion TV signal receives recording function, all have simple in structurely, be easy to the enforcement advantage of miniaturization, make things convenient for using and carrying of user's hard disk.
Description of drawings Fig. 1 is the utility model structural representation block diagram
Fig. 2 is the utility model decoding deck assembly specific embodiment synoptic diagram
Fig. 3 is the utility model power supply module electrical schematic diagram
Fig. 4 is the utility model decoding deck electrical component schematic diagram
Fig. 4 a is the utility model tuner electrical component schematic diagram
Fig. 4 b is the external audio/video electrical schematic diagram of the utility model
Fig. 4 c is the utility model signal processor electrical schematic diagram
Fig. 4 d is the utility model signal processor and the schematic diagram that is electrically connected of DVD player core assembly
Below the embodiment, the most preferred embodiment shown in is further set forth the utility model in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, present embodiment can integrate the memory disc recording and reproducing function on DVD equipment.It comprises power supply module 4, DVD player core assembly 1, panel assembly 3 and decoding board component 2.The signal processor of described decoding deck assembly 2 carries out corresponding audio/video signal Processing according to remote control or button operation instruction from panel assembly 3, and output audio/video signal.This decoding deck assembly 2 also comprises usb circuit, and described signal processor directly is electrically connected this interface circuit.Described usb circuit can also comprise the USB combination hub, thereby allows the mobile storage disc that the utility model DVD equipment can outer tape splicing USB interface; The mobile storage disc of described band USB interface can also be built among the described DVD, thereby needn't use described USB combination hub.Described signal processor connects by described usb circuit and the data (multimedia file) of reading this mobile storage disc are carried out described audio/video signal Processing, or the data compression after the described audio/video signal Processing is write this mobile storage disc.Described mobile storage disc comprises mobile hard disc, movable flashing dish or other movable storage medium.
The utility model can be as shown in Figure 2, and described decoding deck assembly 2 also comprises the tuner assembly, is used for receiving broadcast television signal and the TV signal after the demodulation is sent to described signal processor through audio/video selection and A/D converting unit.This decoding deck assembly 2 can also comprise the audio/video input block, is used for external audio/video signal is sent to described signal processor through audio/video selection and A/D converting unit.This decoding deck assembly 2 can also comprise the IEEE1394 interface circuit, and is serially connected with the signal conversion unit between this interface circuit and the described signal processor; Thereby allow and to be sent to described signal processor from DV (digital video, the digital picture) signal of video camera or other digital product.Described decoding deck assembly 2 can also comprise the hard disk of built-in ide interface and band ide interface.Like this, present embodiment can integrate reception playing functions such as DVD broadcast, the recording playback of USB hard disk, TV signal., can also increase the function of disk recording if but described cartridge assemblies 1 adopts existing imprinting movement.
Described usb circuit comprises the USB2.0 interface that adopts high speed, is user-friendly to.
Fig. 3 is the electrical schematic diagram of described power supply module 4.It is transformed to the civil power of input+12V ,+5V ,+DC voltage such as 3.3V use for complete machine.
Fig. 4 is the schematic diagram of described decoding deck assembly 2.Described tuner assembly has multiple prior art to adopt.Present embodiment is for cooperating the European market, and shown in Fig. 4 a, described tuner assembly comprises beautiful sound processing integrated circuit U2 (for example adopting MSP3415G); Shown in Fig. 4 b, described audio/video is selected and the employing of A/D converting unit is the electronic circuit of core with U10 (for example Video processing integrated circuit TVP5150 of Texas Instruments), comes the signal of self-tuner to be sent to described audio/video selection and A/D converting unit after beautiful sound is handled.This integrated circuit U10 also handles the audio/video signal from external input simultaneously, with selected audio/video signal or to be sent to Fig. 4 c from the digital signal of movement be the described signal processor of core with integrated circuit U7 (for example SPHE7300A of SUNPLUS company).Fig. 4 d be the storage unit that is connected with this signal processor, and this signal processor and described DVD player core assembly 1 between be connected electrical schematic diagram.This signal processor can be decoded from the MPEG digital signal of movement, also can will compress processing from the digital signal of tuner assembly, exports with the multimedia file data mode.It is that the electronic circuit of core is handled that the output of the audio frequency of this signal processor is adopted with integrated circuit U18 (for example CE2826).Described integrated circuit U7 directly connects usb circuit, thereby external USB storage is read and write.It is the electronic circuit of core that described IEEE1394 interface can adopt with integrated circuit TSB41AB, because of belonging to prior art, not in this diagram.
Described cartridge assemblies 1 reads video disc by laser head under the control of decoding deck assembly, be sent to the decoding deck assembly again.Prior art can have multiple cassette mechanism structure, but even comprise the imprinting DVD drive, therefore do not add diagram in addition at this.
Described panel assembly 3 mainly comprises remote control/button receiving unit and display screen display module.Remote control/button reception group is used for receiving user's operating command, and performed by described integrated circuit U7 with the command adapted thereto form; The display screen display module is used for showing complete machine duty and information, because of being prior art, does not give unnecessary details at this.
Verification experimental verification the utlity model has advantage simple in structure, as to be easy to miniaturization.
Claims (10)
1. the DVD videocorder with USB interface comprises power supply module (4), DVD player core assembly (1), panel assembly (3) and decoding board component (2); The signal processor of described decoding deck assembly (2) carries out corresponding audio/video signal Processing according to remote control or button operation instruction from panel assembly (3), and output audio/video signal; It is characterized in that: described decoding deck assembly (2) also comprises usb circuit, and described signal processor directly is electrically connected this interface circuit.
2. according to the DVD videocorder of the described band USB interface of claim 1, it is characterized in that:
Described usb circuit comprises the USB combination hub.
3. according to the DVD videocorder of the described band USB interface of claim 1, it is characterized in that:
The mobile storage disc that also comprises built-in band USB interface, described signal processor connects by described usb circuit and the data of reading this mobile storage disc are carried out described audio/video signal Processing, or the data compression after the described audio/video signal Processing is write this mobile storage disc.
4. according to the DVD videocorder of the described band USB interface of claim 3, it is characterized in that:
Described mobile storage disc comprises mobile hard disc, movable flashing dish or other movable storage medium.
5. according to the DVD videocorder of the described band USB interface of claim 1, it is characterized in that:
Described decoding deck assembly (2) also comprises the tuner assembly, is used for receiving broadcast television signal and the TV signal after the demodulation is sent to described signal processor through audio/video selection and A/D converting unit.
6. according to the DVD videocorder of the described band USB interface of claim 5, it is characterized in that:
Described tuner assembly comprises beautiful sound processing integrated circuit MSP3415G.
7. according to the DVD videocorder of the described band USB interface of claim 5, it is characterized in that:
Described audio/video is selected and the A/D converting unit adopts Video processing integrated circuit TVP5150.
8. according to the DVD videocorder of the described band USB interface of claim 1, it is characterized in that:
Described decoding deck assembly also comprises the audio/video input block, is used for external audio/video signal is sent to described signal processor through audio/video selection and A/D converting unit.
9. according to the DVD videocorder of the described band USB interface of claim 1, it is characterized in that:
Described decoding deck assembly (2) also comprises the IEEE1394 interface circuit, and is serially connected with the signal conversion unit between this interface circuit and the described signal processor.
10. according to the DVD videocorder of each described band USB interface of claim 1～8, it is characterized in that:
Described signal processor adopts integrated circuit SPHE7300A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013507 CN2904200Y (en) | 2006-04-10 | 2006-04-10 | DVD videocorder with USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620013507 CN2904200Y (en) | 2006-04-10 | 2006-04-10 | DVD videocorder with USB interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2904200Y true CN2904200Y (en) | 2007-05-23 |
Family
ID=38079612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620013507 Expired - Fee Related CN2904200Y (en) | 2006-04-10 | 2006-04-10 | DVD videocorder with USB interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2904200Y (en) |
-
2006
- 2006-04-10 CN CN 200620013507 patent/CN2904200Y/en not_active Expired - Fee Related
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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: 20070523 |