CN2798440Y - Apparatus for multimedia signal treating and multimedia TV thereof - Google Patents
Apparatus for multimedia signal treating and multimedia TV thereof Download PDFInfo
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- CN2798440Y CN2798440Y CNU2005200345643U CN200520034564U CN2798440Y CN 2798440 Y CN2798440 Y CN 2798440Y CN U2005200345643 U CNU2005200345643 U CN U2005200345643U CN 200520034564 U CN200520034564 U CN 200520034564U CN 2798440 Y CN2798440 Y CN 2798440Y
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Abstract
The utility model relates to a signal processing technique, particularly an audio and video signal coding and decoding technique, and the utility model discloses a multi-media signal processing device and multi-media television. The utility model integrates various signal processing functions in one device and has the technical scheme that the utility model is composed of a control unit which is composed of a CPU, a DSP and a memory, a memory card interface connected with the control unit, a network interface, an IDE interface, a USB interface, an audio and video frequency encoding and decoding device, an audio and video input interface, and an audio and video output interface. The utility model is a multi-media television with a built-in multi-media signal processing device. The utility model has the advantages of strong signal processing function and abundance input and output interface, and the utility model makes full use of existing devices and reduces production cost.
Description
Technical field
The utility model relates to signal processing technology, particularly audio-video signal coding, decoding technique.
Background technology
Along with digital encoding and decoding compress technique and rapid network development, device for processing muti-medium information such as PMP (portable electronic device), MP3, IPTV set-top box have appearred on the market being similar to.These devices or function singleness (as MP3), or fetch long price such as PMP, and IPTV set-top box in the market is except that obtaining resource from the limited webserver, and interface has seldom limited application.
The utility model content
Technical problem to be solved in the utility model is exactly that function singleness costs an arm and a leg at existing multimedia processing apparatus, shortcoming a kind of multimedia signal processing apparatus and multimedia TV set of rich interface are provided.
The technical scheme that its technical problem that solves the utility model adopts is, multimedia signal processing apparatus, comprise the control unit that constitutes by CPU, DSP and memory, and the memory card interface that is connected with described control unit, network interface, ide interface, USB interface, audio frequency and video coder/decoder, audio frequency and video input interface, audio and video output interface;
Described memory card interface comprises CF card slot, SD/MMC card slot, MS card slot and xD card slot;
Described network interface comprises internet interface and WLAN interface.
Multimedia TV set of the present utility model, described television internal multimedia signal processing apparatus; The audio frequency and video input/output interface of described multimedia signal processing apparatus is connected with described television set corresponding port;
Described television set is a panel TV set;
Described television set is the LED television set;
Described television set is the PDP television set.
The beneficial effects of the utility model are, signal processing function is powerful, and input, output interface are abundant, make full use of existing equipment, have reduced product cost.
Description of drawings
Fig. 1 is the schematic diagram of embodiment 1;
Fig. 2 is the schematic diagram of embodiment 2.
Embodiment
Describe the technical solution of the utility model in detail below in conjunction with drawings and Examples.
The utility model is a kind of component invention, and it is incorporated into various signal processing functions in one table apparatus, carries out task scheduling with the ARM of special-purpose risc instruction set or the cpu chip of MIPS, and dsp chip is handled as media data.The utility model (USB, CF, SD, WiFi, IGRS protocol, Internet network etc.) in several ways obtains digital media information and handles, and after handling audio-video signal is outputed to terminal equipment such as CRT TV, LCD, PDP etc. by audio and video output interface (AV, VGA, YPbPr etc.).Use the existing television set of user as display terminal, flash memories such as CF, the SD that the use user has had, USB do not need built-in storage medium with high costs and display terminal as storage medium.
When realizing the purpose of this utility model, taked following major technology means:
Each abundant class interface such as CF, SD, MMC, MS, xD, USB, WLAN (adopting WiFi, IGRS's host-host protocol), cable broadband network interface card etc. obtain media contents such as music, video, recreation;
Multiple digital video output interface (AV, VGA, YPbPr etc.);
Multimedia coder/decoder (MPEG1, MPEG2, MPEG4, H.264, WMV, Divx, Xvid, MP3, WMA, AAC, JEPG, BMP etc.) efficiently;
Operation system of software adopts embedded OS such as WINCE, LINUX etc.
Embodiment 1
The digital medium information processing unit that this is routine reads the data (comprising CF, SD, MMC, MS, xD) of various storage cards by memory card interface; By network interface access Internet network or wlan network; By memory devices such as ide interface or USB interface access hard disk or portable hard drives, obtain various digital media contents; Then it is decoded etc. and handle back output sound, vision signal, deliver to terminal equipment and form pictures and sounds.Export by memory card interface behind the simulation sound that this device also can be sent external AV equipment here, the encoding video signal, store in the outside storage card that connects, or send to PC or other terminal by the mode of wireless transmission (adopting WiFi, IGRS's host-host protocol).
At Fig. 1 is the composition structural representation of embodiment, now is briefly described as follows with regard to the various piece function:
The control unit that is made of CPU, DSP and memory is mainly coordinated real-time multi-task and the coding/decoding processing of processing and digital signal etc., and operation system of software adopts embedded OS such as WINCE, LINUX etc.CPU adopts the PXA270 of Intel Company in this example, and DSP adopts the Blackfin BF561 family chip of ADI company.Memory comprises the FALSH that is used for depositing the solidification software program, and the SDRAM of storing data information.
Memory card interface comprises the CF card slot, is used for connecting CF FLASH storage medium; The SD/MMC card slot is used for connecting SD/MMC FLASH storage medium; The MS card slot is used for connecting MS FLASH storage medium; The xD card slot is used for connecting xD FLASH storage medium;
Ide interface is used for connecting hard disk;
USB interface is used for connecting portable hard drive or DV equipment, and receives or send data by USB (Client, HOST, OTG);
WLAN (WLAN (wireless local area network)) interface adopts WiFi, IGRS's host-host protocol, by WLAN visit Internet, realizes functions such as E-mail receiver/send, audio/video on-demand, online game, also can with equipment with WIFI function such as apparatus interconnections such as PC, mobile phone;
Internet interface by cable broadband network interface card visit Internet, is realized functions such as E-mail receiver/send, audio/video on-demand, online game;
The video coder/decoder carries out the coding of CCIR656 standard with external analog video signal, or with the encoding digital video signals of the control unit output vision signal for simulation, so that terminal display shows.This routine encoder adopts the ADV7171 of ADI company, and decoder adopts the ADV7181 of ADI company;
The audio coding/decoding device, the digital audio and video signals that control unit is exported is converted to the audio signal output of simulation on the one hand; On the other hand, be digital signal with the analog signal conversion of outside, and deliver to control unit and do further processing.Adopt the WM9711L of Wolfson company.
The remote controller part is used for realizing the various operations controls to device.
Multimedia signal processing apparatus of the present utility model can be exported the audio-video signal of multiple coded format, can be connected with various audio-video terminals, realizes the multimedia audio-video signal reproduction, and has characteristics with low cost.
Embodiment 2
Fig. 2 has exported the structural representation of the television set of built-in above-mentioned multimedia signal processing apparatus.This routine television set adopts the LED television set.The digital audio-video signal of multimedia signal processing apparatus output is imported television set by the signal input port of LED television set and is shown; Multimedia signal processing apparatus also can receive the audio-video signal that television set is exported, and carries out coding/decoding and handles, and is input to storage card and stores.
Claims (7)
1. multimedia signal processing apparatus, comprise the control unit that constitutes by CPU, DSP and memory, and the memory card interface that is connected with described control unit, network interface, ide interface, USB interface, audio frequency and video coder/decoder, audio frequency and video input/output interface.
2. multimedia signal processing apparatus according to claim 1 is characterized in that: described memory card interface comprises CF card slot, SD/MMC card slot, MS card slot and xD card slot.
3. many matchmakers according to claim 1 are signal processing apparatus frequently, and it is characterized in that: described network interface comprises internet interface and WLAN interface.
4. multimedia TV set is characterized in that: described television internal multimedia signal processing apparatus; The corresponding port with described television set of the audio frequency and video input/output interface of described multimedia signal processing apparatus connects.
5. multimedia TV set according to claim 4 is characterized in that: described television set is a panel TV set.
6. multimedia TV set according to claim 5 is characterized in that: described television set is the LED television set.
7. multimedia TV set according to claim 5 is characterized in that: described television set is the PDP television set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200345643U CN2798440Y (en) | 2005-06-22 | 2005-06-22 | Apparatus for multimedia signal treating and multimedia TV thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200345643U CN2798440Y (en) | 2005-06-22 | 2005-06-22 | Apparatus for multimedia signal treating and multimedia TV thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2798440Y true CN2798440Y (en) | 2006-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2005200345643U Expired - Fee Related CN2798440Y (en) | 2005-06-22 | 2005-06-22 | Apparatus for multimedia signal treating and multimedia TV thereof |
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| Country | Link |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102111680A (en) * | 2009-12-25 | 2011-06-29 | 康佳集团股份有限公司 | Song classification management method of STB |
| 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 |
| US20110304767A1 (en) * | 2007-12-04 | 2011-12-15 | Vixs Systems, Inc. | Dongle device with video encoding and methods for use therewith |
| CN102917262A (en) * | 2012-10-18 | 2013-02-06 | 江苏昊润电子科技有限公司 | Touchable intelligent television based on Android system |
| CN112910490A (en) * | 2021-03-08 | 2021-06-04 | 中国人民解放军军事科学院战争研究院 | Multifunctional transmitter and data transmission method |
-
2005
- 2005-06-22 CN CNU2005200345643U patent/CN2798440Y/en not_active Expired - Fee Related
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 |
| US20110304767A1 (en) * | 2007-12-04 | 2011-12-15 | Vixs Systems, Inc. | Dongle device with video encoding and methods for use therewith |
| US9043523B2 (en) * | 2007-12-04 | 2015-05-26 | Vixs Systems, Inc. | Dongle device with video encoding and methods for use therewith |
| CN102111680A (en) * | 2009-12-25 | 2011-06-29 | 康佳集团股份有限公司 | Song classification management method of STB |
| CN102917262A (en) * | 2012-10-18 | 2013-02-06 | 江苏昊润电子科技有限公司 | Touchable intelligent television based on Android system |
| CN112910490A (en) * | 2021-03-08 | 2021-06-04 | 中国人民解放军军事科学院战争研究院 | Multifunctional transmitter and data transmission method |
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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: 20060719 Termination date: 20130622 |