CN1774061A - 数字信号接收装置 - Google Patents
数字信号接收装置 Download PDFInfo
- Publication number
- CN1774061A CN1774061A CNA2005101270259A CN200510127025A CN1774061A CN 1774061 A CN1774061 A CN 1774061A CN A2005101270259 A CNA2005101270259 A CN A2005101270259A CN 200510127025 A CN200510127025 A CN 200510127025A CN 1774061 A CN1774061 A CN 1774061A
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- digital signal
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/4147—PVR [Personal Video Recorder]
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25816—Management of client data involving client authentication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44227—Monitoring of local network, e.g. connection or bandwidth variations; Detecting new devices in the local network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4627—Rights management associated to the content
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
- H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
- H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99941—Database schema or data structure
- Y10S707/99943—Generating database or data structure, e.g. via user interface
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Graphics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21227398A JP3951464B2 (ja) | 1998-07-28 | 1998-07-28 | ディジタル信号処理装置 |
JP212273/98 | 1998-07-28 |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN99110724A Division CN1114918C (zh) | 1998-07-28 | 1999-07-28 | 数字信号处理装置 |
CNB031368875A Division CN1241408C (zh) | 1998-07-28 | 1999-07-28 | 数字信号接收装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1774061A true CN1774061A (zh) | 2006-05-17 |
CN1774061B CN1774061B (zh) | 2013-01-16 |
Family
ID=16619875
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2005101270259A Expired - Lifetime CN1774061B (zh) | 1998-07-28 | 1999-07-28 | 数字信号接收装置 |
CNB031368875A Expired - Lifetime CN1241408C (zh) | 1998-07-28 | 1999-07-28 | 数字信号接收装置 |
CN99110724A Expired - Lifetime CN1114918C (zh) | 1998-07-28 | 1999-07-28 | 数字信号处理装置 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031368875A Expired - Lifetime CN1241408C (zh) | 1998-07-28 | 1999-07-28 | 数字信号接收装置 |
CN99110724A Expired - Lifetime CN1114918C (zh) | 1998-07-28 | 1999-07-28 | 数字信号处理装置 |
Country Status (8)
Country | Link |
---|---|
US (4) | US6839851B1 (zh) |
EP (2) | EP1881706B1 (zh) |
JP (1) | JP3951464B2 (zh) |
KR (1) | KR100331194B1 (zh) |
CN (3) | CN1774061B (zh) |
ID (1) | ID23084A (zh) |
MY (1) | MY124421A (zh) |
SG (1) | SG97799A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101635816B (zh) * | 2008-07-25 | 2011-06-15 | 索尼株式会社 | 信号处理设备、信号处理方法、和程序 |
CN102591828A (zh) * | 2010-11-25 | 2012-07-18 | 兄弟工业株式会社 | 信息收集系统 |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
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JP3951464B2 (ja) * | 1998-07-28 | 2007-08-01 | 株式会社日立製作所 | ディジタル信号処理装置 |
US6233389B1 (en) * | 1998-07-30 | 2001-05-15 | Tivo, Inc. | Multimedia time warping system |
US7558472B2 (en) | 2000-08-22 | 2009-07-07 | Tivo Inc. | Multimedia signal processing system |
US8380041B2 (en) * | 1998-07-30 | 2013-02-19 | Tivo Inc. | Transportable digital video recorder system |
US8577205B2 (en) * | 1998-07-30 | 2013-11-05 | Tivo Inc. | Digital video recording system |
AU7706500A (en) | 1999-09-20 | 2001-04-24 | Tivo, Inc. | Closed caption tagging system |
JP2001209583A (ja) * | 2000-01-26 | 2001-08-03 | Sony Corp | データ記録再生器およびセーブデータ処理方法、並びにプログラム提供媒体 |
US20020037081A1 (en) | 2000-04-28 | 2002-03-28 | David Rogoff | Cryptographic key distribution system and method for digital video systems |
EP1279283A2 (en) * | 2000-04-28 | 2003-01-29 | Broadcom Corporation | Cryptographic key distribution system and method for digital video systems |
JP3794904B2 (ja) * | 2000-07-05 | 2006-07-12 | シャープ株式会社 | 再生装置と記録装置との認証方法及びそれを用いた記録再生装置 |
JP4973899B2 (ja) * | 2000-07-06 | 2012-07-11 | ソニー株式会社 | 送信装置、送信方法、受信装置、受信方法、記録媒体、および通信システム |
JP4725758B2 (ja) * | 2000-08-25 | 2011-07-13 | ソニー株式会社 | 情報処理装置および情報処理方法、並びに記録媒体 |
US7224801B2 (en) * | 2000-12-27 | 2007-05-29 | Logitech Europe S.A. | Wireless secure device |
US20070230921A1 (en) * | 2001-04-05 | 2007-10-04 | Barton James M | Multimedia time warping system |
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US20030097587A1 (en) * | 2001-11-01 | 2003-05-22 | Gulick Dale E. | Hardware interlock mechanism using a watchdog timer |
TW563363B (en) * | 2001-11-08 | 2003-11-21 | Hitachi Ltd | Image information output device, image information receiving device, image information output method, and image information transmission method |
KR100522605B1 (ko) * | 2003-06-12 | 2005-10-20 | 삼성전자주식회사 | 무선 송신이 가능한 셋 탑 박스 |
JP4558447B2 (ja) * | 2004-10-28 | 2010-10-06 | アルパイン株式会社 | ディジタル信号切り替え装置及びディジタル信号切り替え方法 |
EP1813111A2 (en) | 2004-11-19 | 2007-08-01 | Tivo, Inc. | Method and apparatus for secure transfer of previously broadcasted content |
CN101038610B (zh) * | 2006-03-16 | 2013-01-23 | 华为技术有限公司 | 一种具有版权属性对象更新的方法及装置 |
US7661121B2 (en) | 2006-06-22 | 2010-02-09 | Tivo, Inc. | In-band data recognition and synchronization system |
KR101508703B1 (ko) * | 2006-11-24 | 2015-04-08 | 삼성전자주식회사 | 디지털 컨텐츠 인증 시스템 그리고 그에 적용되는영상표시장치 및 그의 디지털 컨텐츠 인증 제어 방법 |
JP5296327B2 (ja) * | 2007-04-27 | 2013-09-25 | 株式会社バッファロー | 放送番組コンテンツを再生する方法およびプログラム |
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US8438596B2 (en) | 2009-04-08 | 2013-05-07 | Tivo Inc. | Automatic contact information transmission system |
CN103377322B (zh) * | 2012-04-26 | 2016-12-14 | 国民技术股份有限公司 | Drm保护装置及drm许可证使用方法 |
US10739464B2 (en) * | 2015-07-17 | 2020-08-11 | Hughes Network Systems, Llc | Satellite modem location tracking |
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- 1999-07-23 SG SG9903639A patent/SG97799A1/en unknown
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- 1999-07-27 MY MYPI99003146A patent/MY124421A/en unknown
- 1999-07-27 KR KR1019990030504A patent/KR100331194B1/ko not_active IP Right Cessation
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2004
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101635816B (zh) * | 2008-07-25 | 2011-06-15 | 索尼株式会社 | 信号处理设备、信号处理方法、和程序 |
CN102591828A (zh) * | 2010-11-25 | 2012-07-18 | 兄弟工业株式会社 | 信息收集系统 |
CN102591828B (zh) * | 2010-11-25 | 2015-01-07 | 兄弟工业株式会社 | 信息收集系统 |
Also Published As
Publication number | Publication date |
---|---|
US7472415B2 (en) | 2008-12-30 |
US20050089167A1 (en) | 2005-04-28 |
EP0977438A2 (en) | 2000-02-02 |
ID23084A (id) | 2000-02-03 |
EP1881706A2 (en) | 2008-01-23 |
JP3951464B2 (ja) | 2007-08-01 |
US8042175B2 (en) | 2011-10-18 |
CN1516454A (zh) | 2004-07-28 |
KR20000011986A (ko) | 2000-02-25 |
EP0977438A3 (en) | 2002-10-23 |
CN1241408C (zh) | 2006-02-08 |
CN1243312A (zh) | 2000-02-02 |
CN1774061B (zh) | 2013-01-16 |
JP2000048480A (ja) | 2000-02-18 |
EP1881706A3 (en) | 2008-08-13 |
US20090044269A1 (en) | 2009-02-12 |
KR100331194B1 (ko) | 2002-04-06 |
US20110321155A1 (en) | 2011-12-29 |
CN1114918C (zh) | 2003-07-16 |
EP1881706B1 (en) | 2013-05-22 |
SG97799A1 (en) | 2003-08-20 |
US6839851B1 (en) | 2005-01-04 |
MY124421A (en) | 2006-06-30 |
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