CN201717968U - Digital television integrated machine with multiple decoding functions - Google Patents
Digital television integrated machine with multiple decoding functions Download PDFInfo
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- CN201717968U CN201717968U CN 201020278311 CN201020278311U CN201717968U CN 201717968 U CN201717968 U CN 201717968U CN 201020278311 CN201020278311 CN 201020278311 CN 201020278311 U CN201020278311 U CN 201020278311U CN 201717968 U CN201717968 U CN 201717968U
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Abstract
The utility model relates to a digital television integrated machine with multiple decoding functions, comprising a set top box chip and a television chip, wherein two-way communication is carried out between the set top box chip and the television chip through an HDMI interface, a RS232 interface and a USB interface; the set top box chip respectively has two-way communication with a memorizer module I, an external communication interface I, a condition processing module and a command transceiver module; the set top box chip also has two-way communication with a tuner module by a demodulation module; the television chip respectively has two-way communication with a memorizer module II, an external communication interface II and the command transceiver module; meanwhile, the television chip also has one-way communication with a video output module, an audio output module and an audio and video input interface; in addition, the television chip also has one-way communication with the audio output module by an audio processing module. The utility model utilizes the decoding function of the television chip, and increases the formats of the digital television integrated machine capable of decoding program stream under the condition of not increasing extra hardware devices.
Description
Technical field
The utility model relates to the digital television techniques field, relates in particular to a kind of digital TV integrated machine with many decoding functions.
Background technology
Fast development along with digital television techniques and network technology, digital TV integrated machine progressively obtains promoting with advantages such as image quality are good, easy to use, and the function of digital TV integrated machine from strength to strength, except the digital television signal in can the receiving digital television signal network carries out the program audience, digital TV integrated machine also has surfing on the net, shopping online and watches functions such as program on the network by the Internet network.
At present, digital TV integrated machine comprises set-top-box chip and two major parts of television set chip, set-top-box chip is responsible for program receiving stream, and the program stream that receives is carried out operations such as demultiplexing, descrambling, decoding, sends decoded audio, video data to television set chip; The audio, video data that television set chip receiving set up box chip is sent is through exporting audio frequency and video by display screen and loud speaker after the simple process.The program stream that set-top-box chip can be decoded mainly comprise MPEG-2, H.264, form such as AVS, the program stream of the forms such as RMVB, AVI that can not decode for set-top-box chip, even television set chip can be decoded to these program streams, but because present digital TV integrated machine only uses set-top-box chip that program stream is decoded and do not use television set chip that program stream is decoded, so digital TV integrated machine still can't be decoded and plays the program stream that set-top-box chip can not be decoded.This program stream format that has just caused digital TV integrated machine to decode is limited, has caused the waste of television set chip decoding function simultaneously.
Summary of the invention
The purpose of this utility model is exactly limited in order to solve the program stream format that present digital TV integrated machine can decode, and the problems such as decoding function that can not effectively utilize television set chip, a kind of digital TV integrated machine with many decoding functions has been proposed, the program stream that it can not be decoded set-top-box chip by USB interface sends to television set chip and decodes, effectively utilized the decoding function of television set chip, under the situation that does not increase additional hardware equipment, increased the program stream format that digital TV integrated machine can be decoded.
To achieve these goals, the utility model adopts following technical scheme:
A kind of digital TV integrated machine with many decoding functions, it comprises set-top-box chip and television set chip, between the two respectively by HDMI interface, RS232 interface and USB interface two-way communication, wherein,
Set-top-box chip respectively with memory module I, external communication interface I, condition processing module and the two-way communication of order transceiver module; Set-top-box chip is also by demodulation module and the two-way communication of tuner module; Television set chip respectively with memory module II, external communication interface II and order transceiver module two-way communication; Simultaneously, television set chip also respectively with video output module, audio and video output interface and audio frequency and video input interface one-way communication; In addition, television set chip is also by audio processing modules and audio frequency output module one-way communication.
Described tuner module output and television set chip one-way communication.
Described memory module I and memory module II all comprise a kind of in FLASH memory, eeprom memory and the SDRAM memory at least.
Described external communication interface I and external communication interface II all comprise a kind of in RJ45 network interface, USB interface, RS232 serial line interface and the MMC/SD card at least.
Described condition processing module comprises smart card device at least and does not have a kind of in the card CA safety chip, is responsible for the TS stream of scrambling is carried out descrambling.
Described order transceiver module comprises a kind of in infrared equipment, bluetooth equipment, wireless device, panel button, LED display panel and the indicator light at least, the state of being responsible for receiving the user command input and showing digital TV integrated machine.
Described video output module comprises LED/LCD tv display screen and display screen driving arrangement.
Described audio processing modules is an audio amplifier circuit; Described audio frequency output module is a loudspeaker apparatus.
Described audio and video output interface comprises a kind of in SPDIF interface, CVBS interface and a left side/R channel interface at least.
Described audio frequency and video input interface comprises a kind of in VGA interface, HDMI interface, YPBPR interface, CVBS interface and a left side/R channel interface at least.
Described tuner module comprises that at least one can receive the tuner equipment of a kind of signal in DVB-C, DVB-T, DMB-T and the anolog TV signals at least.
Above-mentioned set-top-box chip sends to television set chip by the HDMI interface with decoded audio, video data, and power supply is looked machine chip audio, video data is exported demonstration; Set-top-box chip is by carrying out the exchange of control command, state information and other data between RS232 interface and the television set chip; Simultaneously, set-top-box chip sends to the set-top-box chip program stream of can not decoding television set chip and decodes by USB interface.
The basic procedure that above-mentioned digital TV integrated machine carries out work is:
(1) digital TV integrated machine flows by tuner module or external communication interface I program receiving, and sends program stream to set-top-box chip;
(2) set-top-box chip carries out operations such as demultiplexing, decoding to the program stream data of receiving;
(3) if set-top-box chip is decoded successfully, then decoded audio, video data is sent to television set chip by the HDMI interface, power supply is looked machine chip and is exported demonstration; If set-top-box chip decoding failure then sends to television set chip with program stream by USB interface, use television set chip to program stream operation such as decode.
The beneficial effects of the utility model are: the program stream that described digital TV integrated machine can not be decoded set-top-box chip by USB interface sends to television set chip and decodes, made full use of the decoding function of television set chip, under the situation that does not increase additional hardware equipment, increased the form of the program stream that digital TV integrated machine can decode.
Description of drawings
Fig. 1 is the structural representation of digital TV integrated machine described in the utility model;
Fig. 2 is a digital TV integrated machine workflow diagram described in the utility model.
Wherein, 1, set-top-box chip, 2, television set chip, 3, memory module I, 4, external communication interface I, 5, the condition processing module, 6, tuner module, 7, demodulation module, 8, the order transceiver module, 9, memory module II, 10, external communication interface II, 11, the audio frequency and video input interface, 12, audio and video output interface, 13, video output module, 14, audio processing modules, 15, the audio frequency output module.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes a part of the present utility model, and illustrated embodiment of the present utility model and explanation thereof are used to explain the utility model, and improper qualification of the present utility model in pairs inadequately.
Fig. 1 is the structural representation of digital TV integrated machine described in the utility model, and it comprises set-top-box chip 1 and television set chip 2, between the two respectively by HDMI interface, RS232 interface and USB interface two-way communication, wherein,
Set-top-box chip 1 respectively with memory module I3, external communication interface I4, condition processing module 5 and 8 two-way communications of order transceiver module; Set-top-box chip 1 is also by demodulation module 7 and 6 two-way communications of tuner module; Television set chip 2 respectively with memory module II9, external communication interface II10 and order transceiver module 8 two-way communications; Simultaneously, television set chip 2 also respectively with video output module 13, audio and video output interface 12 and audio frequency and video input interface 11 one-way communications; In addition, television set chip 2 is also by audio processing modules 14 and audio frequency output module 15 one-way communications.
Described television set chip 2 also with tuner module 6 one-way communications.
Described memory module I3 and memory module II9 include FLASH memory and DDR SDRAM memory.
Described external communication interface 14 comprises RJ45 network interface, USB interface, RS232 serial line interface and MMC/SD card; External communication interface II10 comprises USB interface.
Described condition processing module 5 is for there not being card CA safety chip, and is mutual with set-top-box chip 1, is responsible for the TS stream of scrambling is carried out descrambling.
Described order transceiver module 8 comprises infrared equipment, panel button and indicator light, the state of being responsible for receiving the user command input and showing digital TV integrated machine.
Described video output module 13 comprises LED/LCD tv display screen and display screen driving arrangement.
Described audio processing modules 14 is an audio amplifier circuit; Described audio frequency output module 15 is a loudspeaker apparatus.
Described audio and video output interface 12 comprises SPDIF interface, CVBS interface and a left side/R channel interface.
Described audio frequency and video input interface 11 comprises VGA interface, HDMI interface, YPBPR interface, CVBS interface and a left side/R channel interface.
Described tuner module 6 is a tuner that can receive DVB-C, DMB-T and three kinds of signals of anolog TV signals, and model is VA1G1CD8003.
The demodulation chip of described demodulation module 7 for carrying out demodulation to DVB-C and DMB-T signal, model is MT8864.
Described set-top-box chip 1 is the high definition set-top-box chip MB86H61 of Fujitsu, the MPEG-2 that can decode, H.264, the program stream of form such as AVS and VC-1.
Described television set chip 2 is the MST6M48RVS-LF-43 of MStar, the program stream of forms such as the RMVB that can decode.
As shown in Figure 2, digital TV integrated machine carries out the basic procedure of work and is:
(1) digital TV integrated machine flows by tuner module 6 or external communication interface 14 program receivings, and sends program stream to set-top-box chip 1;
(2) 1 pair of program stream data of receiving of set-top-box chip is carried out operations such as demultiplexing, decoding;
(3) if set-top-box chip 1 is decoded successfully, then decoded audio, video data is sent to television set chip 2 by the HDMI interface, power supply is looked machine chip 2 and is exported demonstration; If set-top-box chip 1 decoding failure then sends to television set chip 2 with program stream by USB interface, operation such as use that 2 pairs of program streams of television set chip are decoded.
Above-mentioned illustrated embodiment is of the present utility modelly more preferably to select, and other related embodiment of the present utility model, this area person skilled can be easy to expect and realize that the utility model repeats no more on the utility model basis.
Claims (8)
1. the digital TV integrated machine with many decoding functions is characterized in that, it comprises set-top-box chip (1) and television set chip (2), between the two respectively by HDMI interface, RS232 interface and USB interface two-way communication, wherein,
Set-top-box chip (1) respectively with memory module I (3), external communication interface I (4), condition processing module (5) and the two-way communication of order transceiver module (8); Set-top-box chip (1) is also by demodulation module (7) and tuner module (6) two-way communication; Television set chip (2) respectively with memory module II (9), external communication interface II (10) and order transceiver module (8) two-way communication; Simultaneously, television set chip (2) also respectively with video output module (13), audio and video output interface (12) and audio frequency and video input interface (11) one-way communication; In addition, television set chip (2) is also by audio processing modules (14) and audio frequency output module (15) one-way communication.
2. the digital TV integrated machine with many decoding functions as claimed in claim 1 is characterized in that, described tuner module (6) output also with television set chip (2) one-way communication.
3. the digital TV integrated machine with many decoding functions as claimed in claim 1 is characterized in that, described memory module I (3) and memory module II (9) all comprise a kind of in FLASH memory, eeprom memory and the SDRAM memory at least.
4. the digital TV integrated machine with many decoding functions as claimed in claim 1, it is characterized in that described external communication interface I (4) and external communication interface II (10) all comprise a kind of in RJ45 network interface, USB interface, RS232 serial line interface and the MMC/SD card at least.
5. the digital TV integrated machine with many decoding functions as claimed in claim 1 is characterized in that, described condition processing module (5) comprises smart card device at least and do not have a kind of in the card CA safety chip, is responsible for the TS stream of scrambling is carried out descrambling; Described order transceiver module (8) comprises a kind of in infrared equipment, bluetooth equipment, wireless device, panel button, LED display panel and the indicator light at least, the state of being responsible for receiving the user command input and showing digital TV integrated machine.
6. the digital TV integrated machine with many decoding functions as claimed in claim 1 is characterized in that, described video output module (13) comprises LED/LCD tv display screen and display screen driving arrangement; Described audio processing modules (14) is an audio amplifier circuit; Described audio frequency output module (15) is a loudspeaker apparatus.
7. the digital TV integrated machine with many decoding functions as claimed in claim 1 is characterized in that, described audio and video output interface (12) comprises a kind of in SPDIF interface, CVBS interface and a left side/R channel interface at least; Described audio frequency and video input interface (11) comprises a kind of in VGA interface, HDMI interface, YPBPR interface, CVBS interface and a left side/R channel interface at least.
8. the digital TV integrated machine with many decoding functions as claimed in claim 1 or 2 is characterized in that, described tuner module (6) comprises that at least one can receive the tuner equipment of a kind of signal in DVB-C, DVB-T, DMB-T and the anolog TV signals at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020278311 CN201717968U (en) | 2010-08-02 | 2010-08-02 | Digital television integrated machine with multiple decoding functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020278311 CN201717968U (en) | 2010-08-02 | 2010-08-02 | Digital television integrated machine with multiple decoding functions |
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| CN201717968U true CN201717968U (en) | 2011-01-19 |
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| CN 201020278311 Expired - Lifetime CN201717968U (en) | 2010-08-02 | 2010-08-02 | Digital television integrated machine with multiple decoding functions |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104967890A (en) * | 2015-08-05 | 2015-10-07 | 张峰 | Intelligent flat digital mobile television |
| CN105872741A (en) * | 2015-07-13 | 2016-08-17 | 乐视致新电子科技（天津）有限公司 | Cable television program play method and device |
| CN106412653A (en) * | 2016-12-03 | 2017-02-15 | 河池学院 | Digital set-top-box system |
| CN109600561A (en) * | 2018-12-10 | 2019-04-09 | 深圳市通久电子有限公司 | A kind of integrated control system based on simulated television platform |
-
2010
- 2010-08-02 CN CN 201020278311 patent/CN201717968U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105872741A (en) * | 2015-07-13 | 2016-08-17 | 乐视致新电子科技（天津）有限公司 | Cable television program play method and device |
| WO2017008595A1 (en) * | 2015-07-13 | 2017-01-19 | 乐视控股（北京）有限公司 | Method and device for broadcasting cable television program |
| CN104967890A (en) * | 2015-08-05 | 2015-10-07 | 张峰 | Intelligent flat digital mobile television |
| CN106412653A (en) * | 2016-12-03 | 2017-02-15 | 河池学院 | Digital set-top-box system |
| CN109600561A (en) * | 2018-12-10 | 2019-04-09 | 深圳市通久电子有限公司 | A kind of integrated control system based on simulated television platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANDONG TAIXIN ELECTRONIC CO., LTD. Free format text: FORMER NAME: SHANDONG TAIXIN ELECTRONICS CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Xinluo Avenue high tech Zone of Ji'nan City, Shandong province 250101 silver bearing No. 2008 building 1-501-1 Patentee after: Shandong Taixin Electronics Co., Ltd. Address before: Lixia District, Shandong city of Ji'nan Province Cultural Road 250012 No. 13 Haichen building 6 floor Patentee before: Shandong Taixin Electronics Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |