CN1972390A - TV set with high definition stream media playing function - Google Patents
TV set with high definition stream media playing function Download PDFInfo
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- CN1972390A CN1972390A CNA2005101237369A CN200510123736A CN1972390A CN 1972390 A CN1972390 A CN 1972390A CN A2005101237369 A CNA2005101237369 A CN A2005101237369A CN 200510123736 A CN200510123736 A CN 200510123736A CN 1972390 A CN1972390 A CN 1972390A
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Abstract
This invention discloses one television with high resolution flow media play function, which comprises the following parts: high resolution flow media play module inside shell, visual signal switch; direct current power; high resolution media power module and USB interface outside shell, wherein, the television host board high resolution signal input end is connected to the flow media module through signal switch; the power module input end is connected to the alternating power output end of television; power module is to provide work voltage of 5V.
Description
Technical field
The present invention relates to a kind of television set, relate in particular to a kind of television set with high definition stream media playing function.
Background technology
Development along with network multimedia and digital television techniques, be the information transmission of core and share the important component part that has become office and daily life with flow medium digital information, for streamium TV, it has provided a kind of unique charm of digitlization life, satisfied the user under the new period to the more requirement of fashionable life mode, yet, in fact, develop into panel TV from black-and-white TV, color TV, flat-panel Tv, all just finished the upgrading of display mode in other words of a kind of physics, can only satisfy the requirement of user the TV display effect.Now, user's demand is only large-screenization, panelized not, in addition also demand networking, networking will make the content of the various charged medium of family share exactly, just to realize the digital product slitless connection of portion within the family, this demand is that the popular of streamium TV laid a good foundation
Existing television set with stream media playing function, be that a USB host who supports dual input is set on decoding deck, take out wherein 1 the tunnel as the expansion mouthful, the function of expansible card reader, information in the digital card is by the switching of card reader special chip, change into the signal format of USB, form with USB interface, realization is connected and communication with the main decoder plate, as being to disclose a kind of digital television that increases USB interface in the documents of CN1595960A at publication number, this kind increases the digital television of USB interface, comprise shell and CPU, EEPROM, digital processing, signal amplifies and shows, show control, acoustic processing, channel selecting, analog signal interface, A/D conversion and digital signal interface circuit and circuit board, USB interface also is installed on it, this USB interface is the USB interface of standard, although by carrying out information interchange between this interface Digital Television energy and other digital devices, expanded the digital function of TV, can show and play the information on other equipment, and with information stores to other equipment, only can support limited media file, can not maximized realization Digital Television and other digital products compatible.
In publication number is the documents of CN1472961A, disclose a kind of digitlization high-definition television, comprised existing PC configuration, increased MPEGII audio frequency, video decode circuit and audio frequency, video processing circuits; MPEGII audio frequency, video decode circuit finish high sharpness TV code flow decoding, the operand the best part is finished with hardware; Audio frequency, video processor are finished the switching and the stack of the conversion of various video formats and stack, audio signal, satisfying the requirement of display terminal, but the display mode of image is merely able to 480i and 576i for SD, perhaps 480P and 576P, no high definition output, the definition of picture is relatively poor.
To sum up analyze, also there is following defective in present known streamium TV:
(1) USB's is compatible not enough, can't be compatible to some USB memory device;
(2) display mode of image is merely able to 480i and the 576i for SD, perhaps 480P and 576P, and no high definition output, the definition of picture is relatively poor;
(3) can not support limited media file, video only can be supported MPEG1/MPEG2/MPEG4-Divx, and picture is only supported JPEG, makes to use to be subjected to certain restriction.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, a kind of television set that has high definition stream media playing function is provided.
For achieving the above object, the present invention has adopted following technical scheme:
The television set that this has high definition stream media playing function comprises cabinet and CPU, data buffering module, program storage block, channel selecting, digital-to-analogue conversion, signal shift switch, demonstration control, USB interface terminal, it is characterized in that, also comprises:
Independently the high definition stream media module can realize the decoding and the broadcast of various compressed files, can realize the decoding and the broadcast of the various compressed files of MPEG1/MPEG2/MPEG4/JPEG/MP3;
High definition stream media supply module, this supply module can be the operating voltage that described high definition stream media playing module provides 5V;
Described high definition stream media module master process chip internal USB control module, realize the compatible of television set and other digital products by USB interface, import by CPU high sampling rate and big capacity parallel processing for the high definition of video in the USB peripheral hardware and picture file and change into high-definition signal output.
The television set that this has high definition stream media playing function is characterized in that, described CPU frequency is more than the 120MHz.
The television set that this has high definition stream media playing function is characterized in that, described high definition stream media module adopts 64 dsp processor, realizes big capacity parallel processing.
The television set that this has high definition stream media playing function is characterized in that, described high definition stream media module is exported the video format that the high-definition signal of input is processed into 1080i and 720P by the CPU and the big capacity parallel processor of high sampling rate.
The television set that this has high definition stream media playing function is characterized in that, the described USB control module that is built in high definition stream media module master process chip can also be special-purpose USB interface chip USB host, described USB interface built-in chip type card reading module.
The television set that this has high definition stream media playing function is characterized in that, the input of the supply module of described high definition stream media module is connected with the ac power output of television set.
The television set that this has high definition stream media playing function is characterized in that, the described USB interface mobile peripheral hardware of can plugging into, and this peripheral hardware output is connected through the input of USB interface chip with the high definition stream media module.
This has the television set of high definition stream media playing function, it is characterized in that, the output of described high definition stream media module master process chip is connected with the video signal input terminal of TV SKD through the vision signal diverter switch, realizes that vision signal shows in terminal after treatment.
The television set that this has high definition stream media playing function is characterized in that, the signal of the audio output output of described high definition stream media module master process chip amplifies by digital-to-analogue conversion and sound accompaniment amplitude successively to be adjusted, and enters the television audio passage.
This has the television set of high definition stream media playing function, and described program storage block is the FLASH chip of 16M.
The beneficial effect that adopts the present invention to bring:
(1) solved the compatibility issue of USB, supported the USB2.0 agreement,, carried out compatibility correction, guaranteed to support the USB movable storage device of using always simultaneously to USB memory device commonly used on the market;
(2) the high definition stream media Play System of this kind TV can be exported the high definition image quality of 720P and 1080i, solves the problem that picture does not see.
(3) this kind TV has increased more video playback form on the basis of normal stream media television, has increased Motion-JPEG and MPEG4-ASP; The picture playing form increased BMP TIFF PNG GIF.
(4) this kind TV adopts 64 dsp processor, has improved parallel processing capability, handles more data in the unit interval, guarantees to handle in time the mass data file.
The present invention is described further below in conjunction with the drawings and specific embodiments:
Description of drawings
Fig. 1 is the block diagram of system of the embodiment of the invention;
Fig. 2 is that the principle of embodiment of the invention streaming media image high definition processing section realizes block diagram;
Fig. 3 is embodiment of the invention USB interface chip circuit figure.
Embodiment
Television set with high definition stream media playing function of the present invention, comprise cabinet and CPU, data buffering module, program storage block, channel selecting, digital-to-analogue conversion, signal shift switch, demonstration control, USB interface, described CPU frequency is more than 120MHz, it also comprises: high definition stream media module independently, described high definition stream media module adopts 64 dsp processor, can realize the decoding and the broadcast of the various compressed files of MPEG1/MPEG2/MPEG4/JPEG/MP3.
Described high definition stream media module master process chip internal USB control module, this USB control module that is built in high definition stream media module master process chip can also be special-purpose USB interface chip USBhost, realize the compatible of television set and other digital products by USB interface, is the signal that CPU high sampling rate more than the 120MHz and 64 bit DSP processor parallel processings change into 1080I and 720P for the input of the high definition of video in the USB peripheral hardware and picture file by dominant frequency, delivering to television terminal shows, this kind TV is by in the USB interface that is provided with on the cabinet, the USB mobile device of can plugging into, by the built-in USB control module of high definition stream media module master process chip, realize the compatible of television set and other digital products.
The compatibility of USB is that the mode by software solves, because some equipment is standard not too, cause according to the standard usb protocol, institute's written program, when playing some special installation, the situation that existence can't be discerned, the present invention mainly is by collecting various flash disks or other digital products, do compatibility test, adjust the sequential of program then, accomplish the compatibility of main frame and the sequential of communicating by letter of other peripheral hardwares, Fig. 3 is embodiment of the invention USB interface chip structure figure, because of being not emphasis of the present invention place, do not repeat them here.
This input of supply module of high definition stream media module with television set of high definition stream media playing function is connected with the ac power output of television set, and the operating voltage of 5V is provided for the streaming media playing module.
This television set with high definition stream media playing function mobile peripheral hardwares such as flash disk, portable hard drive, MP3 of plugging into by USB interface on the cabinet, described peripheral hardware output is connected through the input of USB interface chip with the high definition stream media module.
The output of described high definition stream media module master process chip is connected with the video signal input terminal of TV SKD through the vision signal diverter switch, and the output video picture intelligence enters the television video passage, realizes that signal shows on television set after treatment.
The signal of the audio output output of described high definition stream media module master process chip will amplify by digital-to-analogue conversion and sound accompaniment amplitude successively to be adjusted, and enters the television audio passage.
Fig. 1 is the block diagram of system of the embodiment of the invention, with reference to figure 1: by the flash disk of plugging into of USB interface on the cabinet, portable hard drive, mobile peripheral hardware such as MP3, the picture that is stored in mobile peripheral hardware and video data can through entering the main process chip of high definition stream media module then according to certain procedure in, be handled data data buffering (SDRAM) equipment earlier by the USB interface chip, will be by the audio signal that the audio output of high definition stream media master process chip is exported successively by after digital-to-analogue conversion and the sound accompaniment amplitude amplification adjustment, enter the television audio passage, picture intelligence by the video output terminals of high definition stream media master process chip is exported enters the television video passage.
Fig. 2 is that the principle of embodiment of the invention streaming media image high definition processing section realizes block diagram, with reference to figure 2: through the ordinary video of USB channel input, HD video/picture, utilize very high sample rate and jumbo parallel processing, the high definition input signal can be processed into the signal of 720P and 1080i, delivering to television terminal shows, adopt in embodiments of the present invention and operate in 120MHz above high-speed CPU and 64 bit DSP processor parallel processings, improved the pixel processing capability of unit interval, handle in high Qinghua for video, the pixel self adaptation of employing video is conversion and the non-linear change technique that goes up line by line, interlacing is transformed into line by line computing, by register, the delegation of picture is stored, by the computing of adjacent several row, between original row, insert new row, realize that interlacing changes into line by line.The point of supplying simultaneously, can take into account the correlation of adjacent several row, guarantee continuous, the fine and smooth property of picture, realize that the high definition of TV stream shows, if picture file is less than 1920*1080 or 1280*720, will show with the picture pixel of reality, for greater than 1920*1080 or 1280*720, will adopt compression algorithm, according to adjacent some correlation, take out the actual point that will show, shown with the display format that is not less than 1920*1080 or 1280*720.
This has the high definition stream media playing function television set has increased independent high definition stream media module, makes this kind TV on the basis of normal stream media television, has increased more video playback form.
Though the present invention with preferred embodiment openly as above; right its is not in order to limiting the present invention, anyly is familiar with this operator, without departing from the spirit and scope of the invention; when doing a little change and retouching, the change of doing still belongs within the accompanying Claim protection range of the present invention with retouching.
Claims (10)
1. the television set with high definition stream media playing function comprises cabinet and CPU, data buffering module, program storage block, channel selecting, digital-to-analogue conversion, signal shift switch, demonstration control and USB interface, it is characterized in that, also comprises:
Independently the high definition stream media module can realize the decoding and the broadcast of various compressed files;
High definition stream media supply module, this supply module provide the operating voltage of 5V for described high definition stream media playing module;
Described high definition stream media module master process chip internal USB control module, realize the compatible of television set and other digital products by USB interface, import by CPU high sampling rate and big capacity parallel processing for the high definition of video in the USB peripheral hardware and picture file and change into high-definition signal output.
2, the television set with high definition stream media playing function according to claim 1 is characterized in that, described CPU frequency is more than the 120MHz.
3, the television set with high definition stream media playing function according to claim 1 is characterized in that, described high definition stream media module adopts 64 dsp processor, realizes big capacity parallel processing.
4, according to claim 1,2 or 3 described television sets with high definition stream media playing function, it is characterized in that described high definition stream media module is exported the video format that the high-definition signal of input is processed into 1080i and 720P by the CPU and the big capacity parallel processor of high sampling rate.
5, the television set with high definition stream media playing function according to claim 1, it is characterized in that, the described USB control module that is built in high definition stream media module master process chip can also be special-purpose USB interface chip USB host, described USB interface built-in chip type card reading module.
6, the television set with high definition stream media playing function according to claim 1 is characterized in that, the input of the supply module of described high definition stream media module is connected with the ac power output of television set.
7, the television set with high definition stream media playing function according to claim 1 is characterized in that, the described USB interface mobile peripheral hardware of can plugging into, and this peripheral hardware output is connected through the input of USB interface chip with the high definition stream media module.
8, the television set with high definition stream media playing function according to claim 1, it is characterized in that, the output of the main process chip of described high definition stream media module is connected with video signal input terminal of TV SKD through the vision signal diverter switch, realizes that vision signal shows in terminal after treatment.
9, the television set with high definition stream media playing function according to claim 1, it is characterized in that, the signal of the audio output output of the main process chip of described high definition stream media module will amplify by digital-to-analogue conversion and sound accompaniment amplitude successively to be adjusted, and enters the television audio passage.
10, the television set with high definition stream media playing function according to claim 1 is characterized in that, described program storage block is the FLASH chip of 16M.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101237369A CN1972390A (en) | 2005-11-22 | 2005-11-22 | TV set with high definition stream media playing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005101237369A CN1972390A (en) | 2005-11-22 | 2005-11-22 | TV set with high definition stream media playing function |
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| Publication Number | Publication Date |
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| CN1972390A true CN1972390A (en) | 2007-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2005101237369A Pending CN1972390A (en) | 2005-11-22 | 2005-11-22 | TV set with high definition stream media playing function |
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| CN (1) | CN1972390A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325695B (en) * | 2007-06-15 | 2011-09-28 | 康佳集团股份有限公司 | Liquid crystal television with USB-OTG function |
| CN102289423A (en) * | 2011-07-01 | 2011-12-21 | 深圳Tcl新技术有限公司 | System and method for sharing universal serial bus (USB) interfaces of television and computer and television |
| CN102340638A (en) * | 2010-07-27 | 2012-02-01 | 深圳艾科创新微电子有限公司 | Method and device for parallel data processing in video processing device |
| CN104661074A (en) * | 2014-12-16 | 2015-05-27 | 中山恩普吉数码科技有限公司 | Intelligent television system |
-
2005
- 2005-11-22 CN CNA2005101237369A patent/CN1972390A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101325695B (en) * | 2007-06-15 | 2011-09-28 | 康佳集团股份有限公司 | Liquid crystal television with USB-OTG function |
| CN102340638A (en) * | 2010-07-27 | 2012-02-01 | 深圳艾科创新微电子有限公司 | Method and device for parallel data processing in video processing device |
| CN102340638B (en) * | 2010-07-27 | 2016-06-29 | 深圳艾科创新微电子有限公司 | A kind of method and apparatus of parallel data processing in video processing device |
| CN102289423A (en) * | 2011-07-01 | 2011-12-21 | 深圳Tcl新技术有限公司 | System and method for sharing universal serial bus (USB) interfaces of television and computer and television |
| CN102289423B (en) * | 2011-07-01 | 2015-07-01 | 深圳Tcl新技术有限公司 | System and method for sharing universal serial bus (USB) interfaces of television and computer and television |
| CN104661074A (en) * | 2014-12-16 | 2015-05-27 | 中山恩普吉数码科技有限公司 | Intelligent television system |
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Open date: 20070530 |