CN1301111A - Multifunctional network topbox of TV set - Google Patents

Multifunctional network topbox of TV set Download PDF

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Publication number
CN1301111A
CN1301111A CN 99115693 CN99115693A CN1301111A CN 1301111 A CN1301111 A CN 1301111A CN 99115693 CN99115693 CN 99115693 CN 99115693 A CN99115693 A CN 99115693A CN 1301111 A CN1301111 A CN 1301111A
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CN
China
Prior art keywords
interface
links
chip
monolithic
demodulator
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.)
Pending
Application number
CN 99115693
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Chinese (zh)
Inventor
严国进
沙基昌
应建仁
胡新如
陈建民
封孝生
谭树人
陈洪辉
郑勇
徐伟
朱志伟
姚玲筠
徐美儿
李葆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Tieniu Technology Co Ltd
National University of Defense Technology
Original Assignee
Shanghai Tieniu Technology Co Ltd
National University of Defense Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Tieniu Technology Co Ltd, National University of Defense Technology filed Critical Shanghai Tieniu Technology Co Ltd
Priority to CN 99115693 priority Critical patent/CN1301111A/en
Publication of CN1301111A publication Critical patent/CN1301111A/en
Pending legal-status Critical Current

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  • Information Transfer Between Computers (AREA)
  • Telephonic Communication Services (AREA)

Abstract

A set-top box for multifunctional network TV is composed of single-chip PC, I/O interface, RAM, ROM flash memory, multi-channel switch, bus interface, Modem with DSVD function, infrared receiving processor, infrared keyboard or remote controller, sound card, video digitalizer, and intelligent IC card interface. Its functions include network browse, video telephone, intelligent IC card interface and multimedia e-mail. Its advantage is high utilization rate of hardware.

Description

Multifunctional network topbox of TV set
The invention belongs to electronic device field, relate to a kind of TV set-top box, especially relate to a kind of multifunctional network topbox of TV set.
Existing network television-set top-set-box low price, internet function is gone up in having of having easily, individual other attaches simple personal computer function, relatively be fit to China's general lower national conditions of computer level at present, existing common video telephone set then can not be gone up the Internet, and does not possess the intellective IC card interface, not high to hardware utilization, function is few, and the ratio of performance to price is low, uses dumb convenience.
The objective of the invention is to disclose a kind of multifunctional network topbox of TV set, have network browsing, video telephone, intellective IC card interface and rich email function simultaneously, relatively be fit to China's general lower national conditions of computer level at present, have low price, multiple functional, enforcement is easy, easy and simple to handle, the hardware utilance is high characteristics, also be convenient to realize paying by mails, can extensively in numerous occasions such as family, office, hotel, use.
Implementation of the present invention is: it is by monolithic PC chip (System On Chip), the I/O interface, random asccess memory, read-only memory, flash memory, multi-channel conversion circuit, bus interface, modulator-demodulator, infrared receiving processing circuit, infrared keyboard or Infrared remote controller are formed, monolithic PC chip all links to each other with multi-channel conversion circuit with bus interface, infrared receiving processing circuit, modulator-demodulator all links to each other with the I/O interface with bus interface, read-only memory, flash memory all links to each other with bus interface with monolithic PC chip, random asccess memory links to each other with monolithic PC chip, and it is characterized in that: it also comprises sound card, video digitizer circuit and intellective IC card interface; Sound card links to each other with bus interface, and the video digitizer circuit links to each other with monolithic PC chip, and the intellective IC card interface links to each other with the I/O interface; Modulator-demodulator is for having the modulator-demodulator of speech data simultaneous interpretation function (promptly having the DSVD function).Read-only memory can be used for storage system boot and embedded OS, and flash memory can be used for storing user's program and data etc.The I/O interface also can link to each other with a floppy drive, and multi-channel conversion circuit also can link to each other with a hard disk, is used for exchange and preservation information.
Monolithic PC chip, I/O interface, random asccess memory, read-only memory, flash memory, multi-channel conversion circuit, bus interface, infrared receiving processing circuit, intellective IC card interface, infrared keyboard or Infrared remote controller parts all can be standard package.
Operation principle of the present invention is as follows:
Use when of the present invention, the audio output of video signal output circuit of the present invention and sound card all links to each other with television set, modulator-demodulator links to each other with telephone set with local telephone, and video camera/camera links to each other with the video digitizer circuit, and microphone links to each other with the audio input end of sound card.
Form basic computer system by monolithic PC chip, random asccess memory, multi-channel conversion circuit, bus interface, I/O interface and read-only memory, behind the power-on reset by monolithic PC chip by bus the random asccess memory of packing into of boot in the read-only memory, and finish the initialization of I/O interface and demonstration, then the embedded OS in the read-only memory is called in random asccess memory, so far finished basic bootup process.Simultaneously, also initialization sound card interface of embedded OS, video digitizer circuit, modulator-demodulator and intellective IC card interface circuit.
Monolithic PC chip receives the order and the execution of sending from infrared keyboard or Infrared remote controller by I/O interface and infrared receiving processing circuit.
Basic bootup process finishes after vision signal is exported function menu of the present invention, and function menu comprises network browsing, rich email and video telephone content.The user operates by infrared keyboard or Infrared remote controller.
The basic functional principle of network browsing: when the user carries out network browsing, start Web-browsing software, system puts through by modulator-demodulator and local telephone and signs in to the Internet systemic presupposition or user's appointment, system sends to the Internet with user's request through modulator-demodulator and local telephone, after Internet Server is handled information is sent in the system through local telephone and modulator-demodulator, system handles is after video signal output circuit and sound card output to television set.
The basic functional principle of rich email: when the user receives and dispatches rich email, start rich email software, by the microphone typing sound that is connected with the audio input end of sound card, by image and the seizure storage of video digitizer circuit collection from video camera/camera, system carries out software compression back as first annex by monolithic PC chip by computer standard compression algorithm form (as ZIP compression algorithm form) with the sound of typing and the image of seizure, Word message and other annex of adding user's input generate rich email, preserve then and send.To the rich email that receives, after by monolithic PC chip first annex being carried out software reduction, automatically play sound wherein, the automatic image that shows wherein by television set, and show Word message and other annex of rich email by television set.
When transmission and reception rich email, put through and sign in to the Internet systemic presupposition or user's appointment by modulator-demodulator and local telephone, system sends to the Internet with user's rich email through modulator-demodulator and local telephone, simultaneously the rich email that other people issue the user in the Internet is received system through local telephone and modulator-demodulator.
The basic functional principle of video telephone function: user's off-hook is put through the phone that the called party has video telephone function, after modulator-demodulator is shaken hands connection, monolithic PC chip will carry out the software Real Time Compression by agreement H.263 again from the dynamic image of video camera/camera after the collection of video digitizer circuit, and the dynamic image after will compressing by modulator-demodulator and local telephone is transferred to the other side, and we's dynamic image also can show on we's television set simultaneously; Meanwhile, monolithic PC chip carries out software to the DID that receives the other side's compression by modulator-demodulator and local telephone by agreement H.263 and reduces in real time and be presented on we's the television set, thereby finishes the transmission and the demonstration of visual image.DSVD chip in the modulator-demodulator is used for the real-time voice information digitalization of telephone set and synthetic with monolithic PC chip processed video image, after the modulator-demodulator modulation, be sent on the other side's the modulator-demodulator, simultaneously modulator-demodulator is received and demodulation after information in the voice and video image information separate, play voice messaging in real time by telephone set, to guarantee the continuous and load that alleviates the decoding of monolithic PC chip of voice in the video telephone course of work.Behind the end of conversation, user's on-hook also disconnects the connection of modulator-demodulator.
Basic functional principle when the intellective IC card interface uses: after the user inserted the IC-card deck with IC-card, monolithic PC chip detection can judge whether it is legal IC-card for information about by vendor code in the IC-card and issue code etc. behind IC-card; If legal IC-card, monolithic PC chip can communicate by the interface and the IC-card of ISO7816-1 standard, its communication protocol meets the regulation of ISO7816 standard, IC-card is in the state that takes orders all the time, in case after receiving the order that monolithic PC chip sends, just carry out relevant operation, according to the ISO7816 agreement result is issued monolithic PC chip then.In this way, system can realize operations such as the resetting of IC-card, verification password, change password, read-writes.And IC-card can be used to store address book in the rich email, the station address in the Web-browsing software, the address list in the video telephone etc., also can be used for paying by mails.
Below in conjunction with accompanying drawing the present invention is further described.
Fig. 1 is the connection diagram of the present invention when using.
Fig. 2 is a structure principle chart of the present invention.
Fig. 3 is the circuit theory diagrams of video digitizer circuit of the present invention.
Fig. 4 is the circuit theory diagrams of intellective IC card interface of the present invention.
Fig. 5 is total workflow diagram of the present invention.
Fig. 6 is the workflow diagram of selection internet browsing function of the present invention.
Fig. 7 is the workflow diagram of selection rich email function of the present invention.
Fig. 8 is the workflow diagram of selection video telephone function of the present invention.
Referring to Fig. 1, Fig. 2, the present invention 25 video signal output circuit 8 links to each other with television set 26 with the audio output of sound card 21, modulator-demodulator 7 links to each other with telephone set 14 with local telephone 15, video camera/camera 19 links to each other with video digitizer circuit 18, and microphone 29 links to each other with the audio input end of sound card 21.Local telephone 15 links to each other with the Internet 28 by local network 27, and sound card 21 can link to each other with a joystick 22, is used to play games.
Form basic computer system 23 by monolithic PC chip 1, random asccess memory 2, multi-channel conversion circuit 3, bus interface 4, read-only memory 5 and I/O interface 6, add modulator-demodulator 7, flash memory 9, infrared receiving processing circuit 10, infrared keyboard 11 or the general network television-set top-set-box 24 of Infrared remote controller 12 compositions.I/O interface 6 links to each other with a parallel port 16, can be used for peripheral hardwares such as external printer, ZIP floppy drive.Monolithic PC chip 1, I/O interface 6, random asccess memory 2, read-only memory 5, flash memory 9, multi-channel conversion circuit 3, bus interface 4, infrared receiving processing circuit 10, intellective IC card interface 13, infrared keyboard 11 or Infrared remote controller 12 are standard package.Monolithic PC chip 1 optional STPCC0180BTC3 with STMicroelectronics Ltd. (ST Microelectronics Ltd.); Bus interface 4 can adopt the isa bus standard; Infrared receiving processing circuit 10 can be selected the JME-3221 of Chinese smart moulding compound electronics (Shenzhen) Co., Ltd for use; Modulator-demodulator 7 can be selected the RC336D-SVD of U.S.'s Conexant (CONEXANT) company for use, and it is to adopt the standard serial mode to be connected with I/O interface 6.
Referring to Fig. 3, video digitizer circuit 18 is main formation by the SAA7113H chip (claiming video input processor again) of Dutch PHILIPS Co., and the 23rd, 24,40 pins of SAA7113H chip link to each other with I/O interface 6; 12nd, 13,14,15,19,20,21,22 link to each other with monolithic PC chip 1 with 17 pins; Vision signal output from video camera/camera 19 links to each other with the 4th pin of SAA7113H chip through R1, R2 impedance matching and dividing potential drop and the coupling of C5 signal.
Referring to Fig. 4, in the circuit of intellective IC card interface 13, R3 is a protective resistance, and R4, R5, R6 are pull-up resistor, and K1 is for there being card detecting switch.
Referring to Fig. 5, be total workflow diagram of the present invention.
Referring to Fig. 6, be the workflow diagram of selection internet browsing function of the present invention.
Referring to Fig. 7, be the workflow diagram of selection rich email function of the present invention.
Referring to Fig. 8, be the workflow diagram of selection video telephone function of the present invention.

Claims (2)

1, a kind of multifunctional network topbox of TV set, by monolithic PC chip (System On Chip) 1, I/O interface 6, random asccess memory 2, read-only memory 5, flash memory 9, multi-channel conversion circuit 3, bus interface 4, modulator-demodulator 7, infrared receiving processing circuit 10, infrared keyboard 11 or Infrared remote controller 12 are formed, monolithic PC chip 1 all links to each other with multi-channel conversion circuit 3 with bus interface 4, infrared receiving processing circuit 10, modulator-demodulator 7 all links to each other with I/O interface 6 with bus interface 4, read-only memory 5, flash memory 9 all links to each other with bus interface 4 with monolithic PC chip 1, random asccess memory 2 links to each other with monolithic PC chip 1, and it is characterized in that: it also comprises sound card 21, video digitizer circuit 18 and intellective IC card interface 13; Sound card 21 links to each other with bus interface 4, and video digitizer circuit 18 links to each other with monolithic PC chip 1, and intellective IC card interface 13 links to each other with I/O interface 6; Modulator-demodulator 7 is for having the modulator-demodulator of speech data simultaneous interpretation function (promptly having the DSVD function).
2, multifunctional network topbox of TV set according to claim 1 is characterized in that: I/O interface 6 links to each other with a floppy drive 17, and multi-channel conversion circuit 3 links to each other with a hard disk 20.
CN 99115693 1999-12-17 1999-12-17 Multifunctional network topbox of TV set Pending CN1301111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99115693 CN1301111A (en) 1999-12-17 1999-12-17 Multifunctional network topbox of TV set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99115693 CN1301111A (en) 1999-12-17 1999-12-17 Multifunctional network topbox of TV set

Publications (1)

Publication Number Publication Date
CN1301111A true CN1301111A (en) 2001-06-27

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007059677A1 (en) * 2005-11-24 2007-05-31 Huawei Technologies Co., Ltd. A method and a system for receiving iptv service
CN100401082C (en) * 2002-07-19 2008-07-09 汤姆森特许公司 Method and test adapter for testing an appliance having a smart card reader
CN100464512C (en) * 2006-11-21 2009-02-25 金纯� Two-way incremental service realizing method based on digital TV one-way set-top box
CN100520697C (en) * 2001-10-05 2009-07-29 松下电器产业株式会社 Print data creation apparatus and print data creation method
CN101950202A (en) * 2010-07-30 2011-01-19 深圳市同洲电子股份有限公司 Wireless keyboard and operation method of digital television receiving terminal
CN101635820B (en) * 2004-08-18 2011-05-04 华为技术有限公司 Set-top box system with multimedia communication function
CN101729755B (en) * 2009-11-23 2011-10-12 青岛海信宽带多媒体技术有限公司 Multimedia terminal
US8266444B2 (en) 2002-11-27 2012-09-11 Entropic Communications, Inc. Chip integrated protection means
CN105812870A (en) * 2016-05-04 2016-07-27 湖州优创科技有限公司 Set-top box with video calling function

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100520697C (en) * 2001-10-05 2009-07-29 松下电器产业株式会社 Print data creation apparatus and print data creation method
CN100401082C (en) * 2002-07-19 2008-07-09 汤姆森特许公司 Method and test adapter for testing an appliance having a smart card reader
US8266444B2 (en) 2002-11-27 2012-09-11 Entropic Communications, Inc. Chip integrated protection means
US8738930B2 (en) 2002-11-27 2014-05-27 Entropic Communications, Inc. Chip integrated protection means
CN101635820B (en) * 2004-08-18 2011-05-04 华为技术有限公司 Set-top box system with multimedia communication function
WO2007059677A1 (en) * 2005-11-24 2007-05-31 Huawei Technologies Co., Ltd. A method and a system for receiving iptv service
CN100464512C (en) * 2006-11-21 2009-02-25 金纯� Two-way incremental service realizing method based on digital TV one-way set-top box
CN101729755B (en) * 2009-11-23 2011-10-12 青岛海信宽带多媒体技术有限公司 Multimedia terminal
CN101950202A (en) * 2010-07-30 2011-01-19 深圳市同洲电子股份有限公司 Wireless keyboard and operation method of digital television receiving terminal
CN105812870A (en) * 2016-05-04 2016-07-27 湖州优创科技有限公司 Set-top box with video calling function

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