CN201117263Y - Device for recording and replaying image and sound - Google Patents
Device for recording and replaying image and sound Download PDFInfo
- Publication number
- CN201117263Y CN201117263Y CNU2007200434576U CN200720043457U CN201117263Y CN 201117263 Y CN201117263 Y CN 201117263Y CN U2007200434576 U CNU2007200434576 U CN U2007200434576U CN 200720043457 U CN200720043457 U CN 200720043457U CN 201117263 Y CN201117263 Y CN 201117263Y
- Authority
- CN
- China
- Prior art keywords
- audio
- cpu element
- output
- video
- signal input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000005236 sound signal Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 7
- 238000013500 data storage Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101000969688 Homo sapiens Macrophage-expressed gene 1 protein Proteins 0.000 description 1
- 102100021285 Macrophage-expressed gene 1 protein Human genes 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The utility model relates to a device for recording and outputting image and sound, which comprises a CPU unit, a high-frequency tuner for receiving closed-circuit television signals which are connected with the input end of high frequency head signal of a CPU unit, and a hard disk for storing image and sound data which are bilaterally and electrically connected with image and sound data of the CPU unit, wherein the CPU unit is provided with a compound video signal input end and a digital audio signal output end. Image and sound data which are input by exterior can be stored in the hard disk by the CPU unit, and particularly, closed-circuit television signals are processed by the high-frequency tuner to generate relative video signals which are stored in the hard disk, and then relative image and sound data are needed to be taken out from the hard disk to output, thereby achieving the functions of recording and outputting image and sound, the main elements of the device are the high-frequency tuner, the CPU unit and the hard disc, therefore, the device has simple structure.
Description
Technical field
The utility model relates to the omniselector technical field, a kind of especially device that is used for audio-visual record, output.
Background technology
Chinese patent application numbers 200410035339.1 discloses a kind of pen recorder, method and output unit, method that adopts recording medium recording institute program receivings such as hard disk in television receiver.Display frame is divided into a plurality of split screen, and will shows in split screen as thumbnail respectively with the moving image that the schedule time divides.When the user selected a thumbnail, corresponding moving-picture information was read from hard disk.When record according to writing time mode change ratio of compression or subsample at interval, the video signal compression that receives is become the piece of regular length, and in each piece, provide writing time mode information, thereby make the user be easy to search for required scene and export it.
Chinese patent application number 02122053.0 discloses the image processing facility of realizing in a kind of integrated circuit (IC) chip.When order is oppositely exported,, just convert it to image video signal by first display circuit in case mpeg video stream is decoded.Afterwards, image input circuit and mpeg video encoder are encoded once more to image video signal again, so that it will be overwritten on the storage area in the hard disk.Mpeg video decoder sequential mode when reverse is read this coding data sequences again, and sequentially it is decoded.Second display circuit converts decoded data to image video signal then, to be presented on the display.
Chinese patent application numbers 200480025385.1 discloses a kind of home entertainment system and has comprised the module of utilizing digital link to connect with redundant ability.Gateway from the Internet, digital cable or satellite network or digital terrestrial network receive external signal.Gateway is connected to and comprises DVDCD-RW and or storage playback module, digital audio amplifier module and the video display module of hard disk (HD).Storage playback module (135) playback and recorded content.Copyright protection permission user on HD, on DVD, perhaps directly is recorded in their backups program storage on the DVD.Note amplifier comprises audio decoder, so that audio frequency output to be provided, and to have control panel and comes playback of music from HD or DVD player.
Chinese patent application numbers 200510069263.9 discloses a kind of multi-function TV set, the Streaming Media controller that is used to handle the multifunctional digital data stream that comprises video channel, voice-grade channel and signal processor, is connected respectively with described video channel, voice-grade channel; Also comprise internal bus, and by the interconnective controller of described internal bus, USB interface, Video Decoder and audio decoder; By described internal bus, the audio frequency and video digital signal that described controller reads in described USB interface is behind described Video Decoder and audio decoder decode, by described video channel and or voice-grade channel output.This multi-function TV set has the equipment of USB interface by can plug into flash disk, portable hard drive, digital camera, card reader etc. of USB interface, realizes the decoding and the broadcast of MPEG1, MPEG2, various compressed files such as MPEG4, JPEGMP3.
Above-mentioned the deficiencies in the prior art are: circuit structure complexity, cost height are not easy to produce.
The utility model content
Technical problem to be solved in the utility model provides a kind of device that is used for audio-visual record, output simple in structure.
For solving the problems of the technologies described above, the device that is used for audio-visual record, output of the present utility model comprises: CPU element, and the high-frequency tuner that is used to receive cable TV signal links to each other with the tuner signal input part of CPU element; Be used to store the hard disk of video-audio data and two-way electrical connection of video-audio data end of CPU element; CPU element has composite video signal output terminal and digital audio and video signals output terminal.
In the technique scheme, the audio frequency analog to digital converter that is used to receive the external analog sound signal links to each other with the audio signal input end of CPU element, and the audio digital to analog converter that is used for linking to each other with the external speakers device links to each other with the audio signal output end of CPU element; CPU element also has analog video signal input end and composite video signal output terminal.
In the technique scheme, the single-chip microcomputer that is used to receive external control signal links to each other with the signal input end of CPU element; The Keyboard Control signal input part and the remote signal input end of single-chip microcomputer are respectively equipped with keyboard and remote control signal receiving module.
In the technique scheme, the ephemeral data storage end that the routine data end of CPU element is provided with program storage, CPU element is provided with DRAM.
In the technique scheme, CPU element also has with USB interface and outside 1394 ports that carry out the USB port of data transmission and carry out data transmission with 1394 interfaces and outside.
The utlity model has positive effect: (1) device that is used for audio-visual record, output of the present utility model, the video-audio data that CPU element can directly be imported the outside deposits in the hard disk, especially cable TV signal is handled the back corresponding video-audio signal of generation and deposited in the hard disk through high-frequency tuner, just can from this hard disk, take out corresponding video-audio data output then, thereby realized the function of audio-visual record, output, this device main element is high-frequency tuner, CPU element and hard disk, so it is simple in structure.(2) device that is used for audio-visual record, output of the present utility model, also external analog sound signal (for example by outputs such as CD, radio, VCD, DVD) can be sent into CPU element behind the audio frequency analog to digital converter, external analog video signal (for example by outputs such as video recorder, VCD, DVD) can directly be sent into CPU element, is stored at last in the hard disk; Need analogue audio frequency when output, can carry out audio conversion and obtain by the audio digital to analog converter that links to each other with the audio signal output end of CPU element.CPU element has analog video signal input end and composite video signal output terminal, to satisfy the needs of different video output occasion.(3) device that is used for audio-visual record, output of the present utility model, keyboard and remote control input are sent into CPU element after single-chip microcomputer is handled, alleviated the processing load of CPU element.(4) device that is used for audio-visual record, output of the present utility model, CPU element peripheral hardware program storage and temporary storage DRAM are suitable for improving the processing power of CPU element.(5) device that is used for audio-visual record, output of the present utility model, USB port is suitable for linking to each other with outer computer with 1394 ports, is convenient to check, extract the video-audio data in the hard disk, and message transmission rate height, good reliability.
Description of drawings
Fig. 1 is the circuit structure block diagram that is used for the device of audio-visual record, output of the present utility model.
Embodiment
(embodiment 1)
See Fig. 1, the device that is used for audio-visual record, output of present embodiment comprises: CPU element 1 (model is MT8158A/B), the branch that links to each other with the hard disk 2 that is used to store video-audio data of the two-way electrical connection of video-audio data end of CPU element 1, with the tuner signal input part of CPU element 1 are used to receive the high-frequency tuner 4 of cable TV signal; CPU element 1 has composite video signal output terminal and digital audio and video signals output terminal.
In other embodiments, described hard disk 2 also can adopt other access devices, comprises any memory storage that can the access digital audio-video such as flash memory, CD writer.
The audio frequency analog to digital converter 3 that is used to receive external analog sound signal (for example by outputs such as video recorder, VCD, DVD) links to each other with the audio signal input end of CPU element 1, and the audio digital to analog converter 5 that is used for linking to each other with the external speakers device links to each other with the audio signal output end of CPU element 1; CPU element 1 has analog video signal input end and composite video signal output terminal.
The single-chip microcomputer 8 (model is MCS908) that is used to receive external control signal links to each other with the signal input end of CPU element 1; The Keyboard Control signal input part of single-chip microcomputer 8 and remote signal input end are respectively equipped with keyboard 9 and remote control signal receiving module 10.
The ephemeral data storage end that the routine data end of CPU element 1 is provided with program storage 7, CPU element 1 is provided with DRAM6.
Claims (5)
1, a kind of device that is used for audio-visual record, output comprises CPU element (1), it is characterized in that: the high-frequency tuner (4) that is used to receive cable TV signal links to each other with the tuner signal input part of CPU element (1); Be used to store the hard disk (2) of video-audio data and two-way electrical connection of video-audio data end of CPU element (1); CPU element (1) has composite video signal output terminal and digital audio and video signals output terminal.
2, the device that is used for audio-visual record, output according to claim 1, it is characterized in that: the audio frequency analog to digital converter (3) that is used to receive the external analog sound signal links to each other with the audio signal input end of CPU element (1), and the audio digital to analog converter (5) that is used for linking to each other with the external speakers device links to each other with the audio signal output end of CPU element (1); CPU element (1) also has analog video signal input end and composite video signal output terminal.
3, the device that is used for audio-visual record, output according to claim 2 is characterized in that: the single-chip microcomputer (8) that is used to receive external control signal links to each other with the signal input end of CPU element (1); The Keyboard Control signal input part of single-chip microcomputer (8) and remote signal input end are respectively equipped with keyboard (9) and remote control signal receiving module (10).
4, according to claim 1 or the 3 described devices that are used for audio-visual record, output, it is characterized in that: the ephemeral data storage end that the routine data end of CPU element (1) is provided with program storage (7), CPU element (1) is provided with DRAM (6).
5, according to claim 1 or the 3 described devices that are used for audio-visual record, output, it is characterized in that: CPU element (1) also has with USB interface and outside 1394 ports that carry out the USB port of data transmission and carry out data transmission with 1394 interfaces and outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200434576U CN201117263Y (en) | 2007-11-02 | 2007-11-02 | Device for recording and replaying image and sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200434576U CN201117263Y (en) | 2007-11-02 | 2007-11-02 | Device for recording and replaying image and sound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201117263Y true CN201117263Y (en) | 2008-09-17 |
Family
ID=39991841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200434576U Expired - Lifetime CN201117263Y (en) | 2007-11-02 | 2007-11-02 | Device for recording and replaying image and sound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201117263Y (en) |
-
2007
- 2007-11-02 CN CNU2007200434576U patent/CN201117263Y/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100452830C (en) | Digital video signal processing device and method | |
| CN201117263Y (en) | Device for recording and replaying image and sound | |
| US7551228B2 (en) | Audio-video signal transceiving processing device | |
| US20070024702A1 (en) | Storage apparatus for digial/analog TV video/audio media | |
| US20040258389A1 (en) | Pass through mode for a personal video recorder | |
| CN202095051U (en) | Set-top box for converting video format | |
| US20080285958A1 (en) | Storage apparatus for digital/analog tv audio/video media | |
| CN201131015Y (en) | Television set with recording and time-shifting function | |
| CN201266986Y (en) | Device for digital compression video-recording and playback of audio and video | |
| KR100602202B1 (en) | Audio / video recording and playback system using audio / video codec with built-in video decoder | |
| CN201278264Y (en) | Media recorder capable of receiving digital television broadcast signal | |
| US20070055996A1 (en) | Full digital home cinema | |
| CN100479045C (en) | Optical recording/reproducing apparatus having at least two atapi interfaces | |
| CN2836362Y (en) | Digital CATV receiver and hard disk integral whole machine | |
| CN101742204A (en) | Device for recording digital TV signal, method and TV thereof | |
| KR101115976B1 (en) | Digital broadcasting data recording and playback device | |
| CN1233158C (en) | Multifunctional video disk player supporting download playing | |
| CN201118770Y (en) | Digital video recorder | |
| CN201048436Y (en) | Analog/digital ground television recorder coding/decoding board | |
| CN200983253Y (en) | Digital TV media player | |
| TWI382760B (en) | Digital video apparatus and method thereof for video playing and recording | |
| KR200388930Y1 (en) | Portable Multimedia Player | |
| CN102685430A (en) | Method for achieving video real-time output through 1394 connection line | |
| KR101321973B1 (en) | Method for recording two concurrent a/v input signals, and apparatus for reading from and writing to recording media | |
| CN201629792U (en) | SD card realized PVR digital TV set top box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Shinco Digital Technology Co., Ltd. Assignor: Xinke Electronic Co., Ltd. Contract record no.: 2011320000382 Denomination of utility model: Device for recording and replaying image and sound Granted publication date: 20080917 License type: Exclusive License Record date: 20110324 |
|
| ASS | Succession or assignment of patent right |
Owner name: CHANGZHOU WUJIN WUXIN ASSETS MANAGEMENT CO., LTD. Free format text: FORMER OWNER: XINKE ELECTRONIC CO., LTD. Effective date: 20120720 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213000 CHANGZHOU, JIANGSU PROVINCE TO: 213159 CHANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120720 Address after: 213159 Hutang, Jiangsu, Wujin District, the town of Yan Zheng Road, No. 28, No. Patentee after: Changzhou Wujin Wu Xin Asset Management Co., Ltd. Address before: 213000 Luoyang Town, Wujin District, Jiangsu, Changzhou Patentee before: Xinke Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080917 |