KR20000011986A - 디지탈신호처리장치 - Google Patents
디지탈신호처리장치 Download PDFInfo
- Publication number
- KR20000011986A KR20000011986A KR1019990030504A KR19990030504A KR20000011986A KR 20000011986 A KR20000011986 A KR 20000011986A KR 1019990030504 A KR1019990030504 A KR 1019990030504A KR 19990030504 A KR19990030504 A KR 19990030504A KR 20000011986 A KR20000011986 A KR 20000011986A
- Authority
- KR
- South Korea
- Prior art keywords
- digital signal
- signal processing
- processing apparatus
- bus
- digital
- Prior art date
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- 230000005540 biological transmission Effects 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 abstract description 62
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
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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
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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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- 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
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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
- H04N21/43615—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
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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
- H04N21/442—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
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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
- H04N21/45—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
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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]
- H04N21/80—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
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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
- 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
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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
- H04N5/765—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
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- 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)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (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 (8)
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,전원 투입 시에, 동시에 혹은 사전에 전원 투입된 상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 다른 디지탈 신호 처리 장치의 전원 투입을 검출했을 때에, 상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 디지탈 신호 버스에 접속했을 때에, 상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 회로를 설치하는 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 다른 디지탈 신호 처리 장치가 상기 디지탈 신호 버스에 접속된 것을 검출했을 때, 상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 디지탈 신호 버스로부터의 입력 단자를 포함하는 복수의 입력 단자를 구비하고, 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 복수의 입력 단자를 선택하는 전환 수단, 및상기 전환 수단에 의해, 상기 디지탈 신호 버스와 접속된 상기 입력 단자를 선택했을 때에, 상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호를 암호화하여 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 다른 디지탈 신호 처리 장치와 인증 처리를 행하는 인터페이스 수단, 및상기 다른 디지탈 신호 처리 장치와의 송수신에서 사용하는 상기 암호를 해독하기 위한 키를 기억하는 기억 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 복수의 전송 채널을 갖는 디지탈 신호 버스에 의해 접속되고, 디지탈 신호의 저작권 관리 정보에 따라 디지탈 신호를 암호화하여 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 디지탈 신호를 전송할 때에, 상기 디지탈 신호의 상기 저작권 관리 정보에 따라, 상기 디지탈 신호 버스의 상기 전송 채널을 변경하는 인터페이스 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
- 다른 디지탈 신호 처리 장치와 디지탈 신호 버스에 의해 접속되어, 디지탈 신호의 송수신을 행하는 디지탈 신호 처리 장치에 있어서,상기 디지탈 신호 버스에 접속된 상기 다른 디지탈 신호 처리 장치, 및상기 디지탈 신호 처리 장치의 명칭을 정의하는 회로를 설치한 것을 특징으로 하는 디지탈 신호 처리 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1998-212273 | 1998-07-28 | ||
JP21227398A JP3951464B2 (ja) | 1998-07-28 | 1998-07-28 | ディジタル信号処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000011986A true KR20000011986A (ko) | 2000-02-25 |
KR100331194B1 KR100331194B1 (ko) | 2002-04-06 |
Family
ID=16619875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990030504A KR100331194B1 (ko) | 1998-07-28 | 1999-07-27 | 디지탈 신호 처리 장치 |
Country Status (8)
Country | Link |
---|---|
US (4) | US6839851B1 (ko) |
EP (2) | EP0977438A3 (ko) |
JP (1) | JP3951464B2 (ko) |
KR (1) | KR100331194B1 (ko) |
CN (3) | CN1114918C (ko) |
ID (1) | ID23084A (ko) |
MY (1) | MY124421A (ko) |
SG (1) | SG97799A1 (ko) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US7558472B2 (en) * | 2000-08-22 | 2009-07-07 | Tivo Inc. | Multimedia signal processing system |
US6233389B1 (en) | 1998-07-30 | 2001-05-15 | Tivo, Inc. | Multimedia time warping 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 |
US7889964B1 (en) | 1998-07-30 | 2011-02-15 | 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 |
US20020003878A1 (en) * | 2000-04-28 | 2002-01-10 | Erlend Olson | Cryptographic key distribution system and method for digital video systems |
US20020037081A1 (en) | 2000-04-28 | 2002-03-28 | David Rogoff | 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 |
TWI236250B (en) | 2001-09-12 | 2005-07-11 | Nagravision Sa | Data transmission method between a local server and local peripherals |
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 |
US9967534B1 (en) | 2004-11-19 | 2018-05-08 | Tivo Solutions Inc. | Digital video recorder video editing system |
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 |
US9143507B2 (en) | 2008-02-28 | 2015-09-22 | Lattice Semiconductor Corporation | Method, apparatus, and system for pre-authentication and processing of data streams |
JP4525807B2 (ja) * | 2008-07-25 | 2010-08-18 | ソニー株式会社 | 信号処理装置および信号処理方法、並びにプログラム |
US8438596B2 (en) | 2009-04-08 | 2013-05-07 | Tivo Inc. | Automatic contact information transmission system |
JP2012113571A (ja) * | 2010-11-25 | 2012-06-14 | Brother Ind Ltd | 情報収集システム |
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 |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4531021A (en) * | 1980-06-19 | 1985-07-23 | Oak Industries Inc. | Two level encripting of RF signals |
SE426128B (sv) * | 1981-04-08 | 1982-12-06 | Philips Svenska Ab | Metod vid overforing av datameddelanden mellan tva stationer, samt overforingsanleggning for utforande av metoden |
JP2599357B2 (ja) * | 1985-09-11 | 1997-04-09 | カシオ計算機株式会社 | 波形読出装置 |
JPH02214966A (ja) | 1989-02-16 | 1990-08-27 | Mitsubishi Electric Corp | 情報処理システムのセキユリテイチエツク方式 |
JP3273781B2 (ja) * | 1989-09-21 | 2002-04-15 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴイ | 記録担体及び記録担体を得る方法及び装置及び複写防止手段を持つ情報記録装置 |
US5117458A (en) * | 1989-11-01 | 1992-05-26 | Hitachi, Ltd. | Secret information service system and method |
US5144667A (en) | 1990-12-20 | 1992-09-01 | Delco Electronics Corporation | Method of secure remote access |
US5937086A (en) * | 1991-10-04 | 1999-08-10 | Canon Kk | Color communication apparatus and method |
JPH064026A (ja) | 1992-06-17 | 1994-01-14 | Matsushita Electric Ind Co Ltd | 許可情報記述方法およびコピーガード付きデータ生成装置 |
JPH06261033A (ja) | 1993-03-08 | 1994-09-16 | Nippon Telegr & Teleph Corp <Ntt> | 認証制御方式 |
EP1808999A1 (en) | 1994-05-24 | 2007-07-18 | Sony Corporation | Data bus communication |
JP3383127B2 (ja) | 1994-05-24 | 2003-03-04 | ソニー株式会社 | 通信方法 |
US5513260A (en) * | 1994-06-29 | 1996-04-30 | Macrovision Corporation | Method and apparatus for copy protection for various recording media |
JPH08137686A (ja) | 1994-09-16 | 1996-05-31 | Toshiba Corp | 著作物データ管理方法及び著作物データ管理装置 |
DE69532434T2 (de) * | 1994-10-27 | 2004-11-11 | Mitsubishi Corp. | Gerät für Dateiurheberrechte-Verwaltungssystem |
US5715403A (en) | 1994-11-23 | 1998-02-03 | Xerox Corporation | System for controlling the distribution and use of digital works having attached usage rights where the usage rights are defined by a usage rights grammar |
KR100332743B1 (ko) | 1994-11-26 | 2002-11-07 | 엘지전자주식회사 | 디지탈영상시스템의불법시청및복사방지방법및장치 |
CN1191644A (zh) | 1995-06-29 | 1998-08-26 | 硅游戏公司 | 具有改进的活动容量、鉴别能力和安全性的电子娱乐场博奕*** |
US6516064B1 (en) * | 1995-07-25 | 2003-02-04 | Sony Corporation | Signal recording apparatus, signal record medium and signal reproducing apparatus |
KR0166923B1 (ko) * | 1995-09-18 | 1999-03-20 | 구자홍 | 디지탈 방송 시스템의 불법 시청 및 복사 방지방법 및 장치 |
US5999629A (en) * | 1995-10-31 | 1999-12-07 | Lucent Technologies Inc. | Data encryption security module |
JP3403284B2 (ja) | 1995-12-14 | 2003-05-06 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 情報処理システム及びその制御方法 |
CN1183684A (zh) * | 1995-12-30 | 1998-06-03 | 英特尔公司 | 提供保密通信的装置和方法 |
CA2245991C (en) * | 1996-02-02 | 2002-03-26 | Karl Francis Horlander | Digital video recorder error recovery method |
JPH09320192A (ja) | 1996-05-28 | 1997-12-12 | Mitsubishi Electric Corp | 著作権保護方法及び装置 |
TW364083B (en) * | 1996-06-21 | 1999-07-11 | Sony Corp | A method and a system for providing devices monitoring and control with a topology map in a network |
EP0860823A4 (en) * | 1996-07-15 | 2001-05-02 | Toshiba Kk | DEVICE WITH DIGITAL INTERFACE, NETWORK SYSTEM WITH THIS DEVICE AND COPY PROTECTION PROCEDURE |
JPH1098681A (ja) | 1996-09-24 | 1998-04-14 | Ekushingu:Kk | デコード装置 |
US6311218B1 (en) | 1996-10-17 | 2001-10-30 | 3Com Corporation | Method and apparatus for providing security in a star network connection using public key cryptography |
US5937067A (en) | 1996-11-12 | 1999-08-10 | Scientific-Atlanta, Inc. | Apparatus and method for local encryption control of a global transport data stream |
JPH10224763A (ja) * | 1997-02-06 | 1998-08-21 | Matsushita Electric Ind Co Ltd | 暗号化装置および復号化装置および暗号化復号化装置 |
JPH10301492A (ja) * | 1997-04-23 | 1998-11-13 | Sony Corp | 暗号化装置および方法、復号装置および方法、並びに情報処理装置および方法 |
JP3988172B2 (ja) * | 1997-04-23 | 2007-10-10 | ソニー株式会社 | 情報処理装置および方法、並びに記録媒体 |
US6526144B2 (en) * | 1997-06-02 | 2003-02-25 | Texas Instruments Incorporated | Data protection system |
US6052784A (en) * | 1997-10-14 | 2000-04-18 | Intel Corporation | Network discovery system and method |
JPH11122239A (ja) * | 1997-10-16 | 1999-04-30 | Sony Corp | 情報処理装置および方法、並びに伝送媒体 |
JP2000048478A (ja) * | 1998-05-26 | 2000-02-18 | Yamaha Corp | ディジタルコピー制御方法及びそれを用いた装置 |
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 |
US6570990B1 (en) * | 1998-11-13 | 2003-05-27 | Lsi Logic Corporation | Method of protecting high definition video signal |
KR100322467B1 (ko) * | 1999-03-26 | 2002-02-07 | 윤종용 | 다중 사용자 컴퓨터 시스템 및 그의 원격 제어 방법 |
US6721891B1 (en) * | 1999-03-29 | 2004-04-13 | Activcard Ireland Limited | Method of distributing piracy protected computer software |
US7325002B2 (en) * | 2003-04-04 | 2008-01-29 | Juniper Networks, Inc. | Detection of network security breaches based on analysis of network record logs |
JP4302682B2 (ja) | 2005-09-28 | 2009-07-29 | 三菱電機株式会社 | 加熱調理器 |
US8561189B2 (en) * | 2006-06-23 | 2013-10-15 | Battelle Memorial Institute | Method and apparatus for distributed intrusion protection system for ultra high bandwidth networks |
US20080022388A1 (en) * | 2006-06-30 | 2008-01-24 | Karanvir Grewal | Method and apparatus for multiple inclusion offsets for security protocols |
-
1998
- 1998-07-28 JP JP21227398A patent/JP3951464B2/ja not_active Expired - Lifetime
-
1999
- 1999-07-21 EP EP99305766A patent/EP0977438A3/en not_active Ceased
- 1999-07-21 EP EP07020133.0A patent/EP1881706B1/en not_active Expired - Lifetime
- 1999-07-23 SG SG9903639A patent/SG97799A1/en unknown
- 1999-07-26 ID IDP990701D patent/ID23084A/id unknown
- 1999-07-27 MY MYPI99003146A patent/MY124421A/en unknown
- 1999-07-27 KR KR1019990030504A patent/KR100331194B1/ko not_active IP Right Cessation
- 1999-07-28 CN CN99110724A patent/CN1114918C/zh not_active Expired - Lifetime
- 1999-07-28 CN CN2005101270259A patent/CN1774061B/zh not_active Expired - Lifetime
- 1999-07-28 US US09/362,041 patent/US6839851B1/en not_active Expired - Lifetime
- 1999-07-28 CN CNB031368875A patent/CN1241408C/zh not_active Expired - Lifetime
-
2004
- 2004-11-01 US US10/976,924 patent/US7472415B2/en not_active Expired - Fee Related
-
2008
- 2008-10-08 US US12/247,657 patent/US8042175B2/en not_active Expired - Fee Related
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2011
- 2011-09-12 US US13/229,850 patent/US20110321155A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
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CN1114918C (zh) | 2003-07-16 |
US20110321155A1 (en) | 2011-12-29 |
CN1241408C (zh) | 2006-02-08 |
CN1774061B (zh) | 2013-01-16 |
CN1516454A (zh) | 2004-07-28 |
MY124421A (en) | 2006-06-30 |
US20050089167A1 (en) | 2005-04-28 |
CN1774061A (zh) | 2006-05-17 |
EP0977438A3 (en) | 2002-10-23 |
EP1881706A3 (en) | 2008-08-13 |
CN1243312A (zh) | 2000-02-02 |
KR100331194B1 (ko) | 2002-04-06 |
JP2000048480A (ja) | 2000-02-18 |
EP1881706B1 (en) | 2013-05-22 |
US6839851B1 (en) | 2005-01-04 |
US20090044269A1 (en) | 2009-02-12 |
US8042175B2 (en) | 2011-10-18 |
EP0977438A2 (en) | 2000-02-02 |
ID23084A (id) | 2000-02-03 |
SG97799A1 (en) | 2003-08-20 |
US7472415B2 (en) | 2008-12-30 |
JP3951464B2 (ja) | 2007-08-01 |
EP1881706A2 (en) | 2008-01-23 |
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