TW377542B - Digital broadcast receiving and reproducing apparatus capable of prohibiting reproduction or display of program data with a unique program key - Google Patents
Digital broadcast receiving and reproducing apparatus capable of prohibiting reproduction or display of program data with a unique program keyInfo
- Publication number
- TW377542B TW377542B TW088102757A TW88102757A TW377542B TW 377542 B TW377542 B TW 377542B TW 088102757 A TW088102757 A TW 088102757A TW 88102757 A TW88102757 A TW 88102757A TW 377542 B TW377542 B TW 377542B
- Authority
- TW
- Taiwan
- Prior art keywords
- program
- program data
- display
- digital broadcast
- key
- Prior art date
Links
Classifications
-
- 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
- H04N21/44204—Monitoring of content usage, e.g. the number of times a movie has been viewed, copied or the amount which has been watched
-
- 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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
-
- 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
- H04N21/4405—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 decryption
-
- 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
- H04N21/45—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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
- H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
-
- 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
-
- 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
-
- 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
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Signal Processing For Recording (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP04322398A JP3428420B2 (ja) | 1998-02-25 | 1998-02-25 | デジタル放送受信再生装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW377542B true TW377542B (en) | 1999-12-21 |
Family
ID=12657926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW088102757A TW377542B (en) | 1998-02-25 | 1999-02-24 | Digital broadcast receiving and reproducing apparatus capable of prohibiting reproduction or display of program data with a unique program key |
Country Status (6)
Country | Link |
---|---|
US (1) | US6463152B1 (zh) |
JP (1) | JP3428420B2 (zh) |
KR (1) | KR100301256B1 (zh) |
CN (1) | CN1147085C (zh) |
SG (1) | SG70674A1 (zh) |
TW (1) | TW377542B (zh) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7730300B2 (en) | 1999-03-30 | 2010-06-01 | Sony Corporation | Method and apparatus for protecting the transfer of data |
US20070100757A1 (en) * | 1999-05-19 | 2007-05-03 | Rhoads Geoffrey B | Content Protection Arrangements |
US7120251B1 (en) * | 1999-08-20 | 2006-10-10 | Matsushita Electric Industrial Co., Ltd. | Data player, digital contents player, playback system, data embedding apparatus, and embedded data detection apparatus |
US6912513B1 (en) * | 1999-10-29 | 2005-06-28 | Sony Corporation | Copy-protecting management using a user scrambling key |
US7039614B1 (en) | 1999-11-09 | 2006-05-02 | Sony Corporation | Method for simulcrypting scrambled data to a plurality of conditional access devices |
JP2004282777A (ja) * | 2000-02-10 | 2004-10-07 | Nippon Television Network Corp | 視聴管理システム |
CN1293758C (zh) | 2000-04-04 | 2007-01-03 | 索尼公司 | 数据分配系统及方法、数据接收装置及发送装置 |
JP2001320363A (ja) * | 2000-05-10 | 2001-11-16 | Pioneer Electronic Corp | 著作権保護方法、記録方法、記録装置、再生方法及び再生装置 |
US20030206631A1 (en) * | 2000-06-22 | 2003-11-06 | Candelore Brant L. | Method and apparatus for scrambling program data for furture viewing |
JP4034502B2 (ja) * | 2000-06-30 | 2008-01-16 | 株式会社東芝 | 放送番組記録再生方法および放送番組記録再生装置 |
US8121296B2 (en) * | 2001-03-28 | 2012-02-21 | Qualcomm Incorporated | Method and apparatus for security in a data processing system |
US9100457B2 (en) | 2001-03-28 | 2015-08-04 | Qualcomm Incorporated | Method and apparatus for transmission framing in a wireless communication system |
US7747853B2 (en) | 2001-06-06 | 2010-06-29 | Sony Corporation | IP delivery of secure digital content |
US7895616B2 (en) | 2001-06-06 | 2011-02-22 | Sony Corporation | Reconstitution of program streams split across multiple packet identifiers |
US7352868B2 (en) | 2001-10-09 | 2008-04-01 | Philip Hawkes | Method and apparatus for security in a data processing system |
EP1320006A1 (en) * | 2001-12-12 | 2003-06-18 | Canal+ Technologies Société Anonyme | Processing data |
US7823174B2 (en) | 2002-01-02 | 2010-10-26 | Sony Corporation | Macro-block based content replacement by PID mapping |
US7765567B2 (en) | 2002-01-02 | 2010-07-27 | Sony Corporation | Content replacement by PID mapping |
US8818896B2 (en) | 2002-09-09 | 2014-08-26 | Sony Corporation | Selective encryption with coverage encryption |
US20040088556A1 (en) * | 2002-10-31 | 2004-05-06 | Weirauch Charles R. | Using digital watermarking for protection of digital data |
US8572408B2 (en) | 2002-11-05 | 2013-10-29 | Sony Corporation | Digital rights management of a digital device |
US7724907B2 (en) | 2002-11-05 | 2010-05-25 | Sony Corporation | Mechanism for protecting the transfer of digital content |
US8667525B2 (en) | 2002-12-13 | 2014-03-04 | Sony Corporation | Targeted advertisement selection from a digital stream |
US8645988B2 (en) | 2002-12-13 | 2014-02-04 | Sony Corporation | Content personalization for digital content |
US7599655B2 (en) | 2003-01-02 | 2009-10-06 | Qualcomm Incorporated | Method and apparatus for broadcast services in a communication system |
JP4469587B2 (ja) | 2003-09-30 | 2010-05-26 | 株式会社東芝 | 情報記録装置及び情報記録方法、及びデジタル放送受信器 |
US7853980B2 (en) | 2003-10-31 | 2010-12-14 | Sony Corporation | Bi-directional indices for trick mode video-on-demand |
JP4717398B2 (ja) * | 2004-09-10 | 2011-07-06 | キヤノン株式会社 | データ処理装置の制御方法 |
US20060187971A1 (en) * | 2005-02-18 | 2006-08-24 | Lum Richard K K | Method and apparatus for concurrently transmitting a digital control signal and an analog signal from a sending circuit to a receiving circuit |
KR100698277B1 (ko) * | 2005-07-15 | 2007-03-22 | 엘지전자 주식회사 | 영상표시장치 및 이를 이용한 방송신호 재생 방법 |
KR101240053B1 (ko) * | 2005-12-16 | 2013-03-06 | 엘지전자 주식회사 | 멀티 스트림 컨텐츠 복제 방지 방법 및 시스템 |
JP2007336059A (ja) * | 2006-06-13 | 2007-12-27 | Toshiba Corp | 情報アクセス管理方法および装置 |
CN101447002B (zh) * | 2007-11-27 | 2010-10-13 | 台达电子工业股份有限公司 | 人机接口的档案复制次数加密方法 |
US8458255B2 (en) * | 2008-06-20 | 2013-06-04 | Sharp Kabushiki Kaisha | Data output device, data providing device, data output system, data output device control method, and data providing device control method |
KR101492977B1 (ko) * | 2008-07-14 | 2015-02-12 | 동부대우전자 주식회사 | 스크램블 전송스트림의 복사 방지 방법 및 장치 |
CN101841669B (zh) * | 2010-04-16 | 2012-05-30 | 北京创毅视讯科技有限公司 | 移动多媒体广播接收芯片、装置、方法及基带处理芯片 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08107389A (ja) * | 1994-10-04 | 1996-04-23 | Hitachi Ltd | 映像情報課金システム |
KR0166923B1 (ko) | 1995-09-18 | 1999-03-20 | 구자홍 | 디지탈 방송 시스템의 불법 시청 및 복사 방지방법 및 장치 |
ES2206594T3 (es) * | 1995-10-31 | 2004-05-16 | Koninklijke Philips Electronics N.V. | Acceso condicional desplazado en el tiempo. |
-
1998
- 1998-02-25 JP JP04322398A patent/JP3428420B2/ja not_active Expired - Fee Related
-
1999
- 1999-02-23 SG SG1999001008A patent/SG70674A1/en unknown
- 1999-02-24 TW TW088102757A patent/TW377542B/zh not_active IP Right Cessation
- 1999-02-25 KR KR1019990006336A patent/KR100301256B1/ko not_active IP Right Cessation
- 1999-02-25 CN CNB991024575A patent/CN1147085C/zh not_active Expired - Fee Related
- 1999-02-25 US US09/257,740 patent/US6463152B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3428420B2 (ja) | 2003-07-22 |
CN1240317A (zh) | 2000-01-05 |
JPH11243534A (ja) | 1999-09-07 |
SG70674A1 (en) | 2000-02-22 |
KR19990072942A (ko) | 1999-09-27 |
US6463152B1 (en) | 2002-10-08 |
KR100301256B1 (ko) | 2001-09-26 |
CN1147085C (zh) | 2004-04-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |