DE69323992T2 - Digitale Signalverarbeitungsvorrichtung - Google Patents
Digitale SignalverarbeitungsvorrichtungInfo
- Publication number
- DE69323992T2 DE69323992T2 DE69323992T DE69323992T DE69323992T2 DE 69323992 T2 DE69323992 T2 DE 69323992T2 DE 69323992 T DE69323992 T DE 69323992T DE 69323992 T DE69323992 T DE 69323992T DE 69323992 T2 DE69323992 T2 DE 69323992T2
- Authority
- DE
- Germany
- Prior art keywords
- processing device
- signal processing
- digital signal
- digital
- signal
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/142—Detection of scene cut or scene change
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/179—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a scene or a shot
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
- H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
-
- 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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
-
- 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, rendering scenes according to MPEG-4 scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
- H04N21/44055—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption by partially decrypting, e.g. decrypting a video stream that has been partially encrypted
-
- 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
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
- H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
- H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4337213A JPH06189191A (ja) | 1992-12-17 | 1992-12-17 | デジタル信号処理装置 |
JP34245092A JP3158748B2 (ja) | 1992-12-22 | 1992-12-22 | デジタル画像信号の記録装置、再生装置及び記録再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69323992D1 DE69323992D1 (de) | 1999-04-22 |
DE69323992T2 true DE69323992T2 (de) | 1999-07-01 |
Family
ID=26575707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69323992T Expired - Fee Related DE69323992T2 (de) | 1992-12-17 | 1993-12-17 | Digitale Signalverarbeitungsvorrichtung |
Country Status (3)
Country | Link |
---|---|
US (2) | US5477276A (de) |
EP (1) | EP0610587B1 (de) |
DE (1) | DE69323992T2 (de) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5907443A (en) * | 1990-05-30 | 1999-05-25 | Canon Kabushiki Kaisha | Recording and reproducing apparatus adapted to selectively control the number of copies made |
US6449109B1 (en) * | 1989-06-07 | 2002-09-10 | Canon Kabushiki Kaisha | Recording and reproducing apparatus |
JPH06203489A (ja) * | 1992-12-30 | 1994-07-22 | Sony Corp | 誤り訂正方法 |
JP2596363B2 (ja) * | 1993-12-01 | 1997-04-02 | 日本電気株式会社 | 映像スクランブル装置および映像スクランブル解除装置 |
JPH07203363A (ja) * | 1993-12-28 | 1995-08-04 | Canon Inc | 記録再生装置 |
US5825969A (en) | 1994-02-18 | 1998-10-20 | Hitachi, Ltd. | Information management apparatus for inhibiting reproduction in a video cassette recorder |
KR0152788B1 (ko) | 1994-11-26 | 1998-10-15 | 이헌조 | 디지탈 영상 시스템의 복사 방지 방법 및 장치 |
KR0136458B1 (ko) | 1994-12-08 | 1998-05-15 | 구자홍 | 디지탈 자기 기록재생 시스템의 복사 방지장치 |
US5737417A (en) * | 1995-04-24 | 1998-04-07 | Technicolor Videocassette, Inc. | Videotape anti-copying encryption scheme |
DE19521969C1 (de) | 1995-06-16 | 1997-02-27 | Fraunhofer Ges Forschung | Verfahren zur Markierung binär codierter Datensätze |
KR100188956B1 (ko) * | 1996-06-17 | 1999-06-01 | 윤종용 | 디지탈 비디오 신호 처리 장치 |
US6236727B1 (en) | 1997-06-24 | 2001-05-22 | International Business Machines Corporation | Apparatus, method and computer program product for protecting copyright data within a computer system |
JP4558195B2 (ja) * | 1997-10-23 | 2010-10-06 | ソニー エレクトロニクス インク | 符号化方法及び装置、復号方法及び装置、デジタル信号処理装置並びに記録媒体 |
US6581170B1 (en) | 1997-10-23 | 2003-06-17 | Sony Corporation | Source coding to provide for robust error recovery during transmission losses |
US6298085B1 (en) * | 1997-10-23 | 2001-10-02 | Sony Corporation | Source encoding using shuffling of data to provide robust error recovery in a burst error-environment |
US6100930A (en) * | 1997-12-19 | 2000-08-08 | Thomson Consumer Electronics, Inc. | Process and apparatus for performing wipes on compressed MPEG video bitstreams |
US6498851B1 (en) * | 1998-11-25 | 2002-12-24 | Sandisk Corporation | Data encryption and signal scrambling using programmable data conversion arrays |
US6307979B1 (en) | 1999-02-12 | 2001-10-23 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US6192161B1 (en) | 1999-02-12 | 2001-02-20 | Sony Corporation | Method and apparatus for adaptive filter tap selection according to a class |
US6621936B1 (en) | 1999-02-12 | 2003-09-16 | Sony Corporation | Method and apparatus for spatial class reduction |
US6535148B1 (en) | 1999-02-12 | 2003-03-18 | Sony Corporation | Method and apparatus for truncated decoding |
US6307560B1 (en) | 1999-02-12 | 2001-10-23 | Sony Corporation | Classified adaptive spatio-temporal format conversion method and apparatus |
US6151416A (en) * | 1999-02-12 | 2000-11-21 | Sony Corporation | Method and apparatus for adaptive class tap selection according to multiple classification |
US6154761A (en) * | 1999-02-12 | 2000-11-28 | Sony Corporation | Classified adaptive multiple processing system |
US6591398B1 (en) | 1999-02-12 | 2003-07-08 | Sony Corporation | Multiple processing system |
US6519369B1 (en) | 1999-02-12 | 2003-02-11 | Sony Corporation | Method and apparatus for filter tap expansion |
US6178266B1 (en) | 1999-02-12 | 2001-01-23 | Sony Corporation | Method and apparatus for the recovery of compression constants in the encoded domain |
US6170074B1 (en) | 1999-02-12 | 2001-01-02 | Sony Corporation | Source coding to provide for robust error recovery |
US6363118B1 (en) | 1999-02-12 | 2002-03-26 | Sony Corporation | Apparatus and method for the recovery of compression constants in the encoded domain |
US6697489B1 (en) | 1999-03-30 | 2004-02-24 | Sony Corporation | Method and apparatus for securing control words |
US7730300B2 (en) | 1999-03-30 | 2010-06-01 | Sony Corporation | Method and apparatus for protecting the transfer of data |
US6633673B1 (en) * | 1999-06-17 | 2003-10-14 | Hewlett-Packard Development Company, L.P. | Fast fade operation on MPEG video or other compressed data |
US6493842B1 (en) | 1999-06-29 | 2002-12-10 | Sony Corporation | Time-varying randomization for data synchronization and implicit information transmission |
US6473876B1 (en) | 1999-06-29 | 2002-10-29 | Sony Corporation | Method and apparatus for encoding of bitstreams using rotation |
US6389562B1 (en) | 1999-06-29 | 2002-05-14 | Sony Corporation | Source code shuffling to provide for robust error recovery |
US6549672B1 (en) | 1999-06-29 | 2003-04-15 | Sony Corporation | Method and apparatus for recovery of encoded data using central value |
US6351494B1 (en) | 1999-09-24 | 2002-02-26 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US6522785B1 (en) | 1999-09-24 | 2003-02-18 | Sony Corporation | Classified adaptive error recovery method and apparatus |
US7039614B1 (en) | 1999-11-09 | 2006-05-02 | Sony Corporation | Method for simulcrypting scrambled data to a plurality of conditional access devices |
US6539517B1 (en) | 1999-11-09 | 2003-03-25 | Sony Corporation | Data transformation for explicit transmission of control information |
US6754371B1 (en) | 1999-12-07 | 2004-06-22 | Sony Corporation | Method and apparatus for past and future motion classification |
US6587155B1 (en) * | 1999-12-27 | 2003-07-01 | Lsi Logic Corporation | Fading of main video signal without affecting display of superimposed video signal |
US7042525B1 (en) * | 2000-07-06 | 2006-05-09 | Matsushita Electric Industrial Co., Ltd. | Video indexing and image retrieval system |
US7151831B2 (en) | 2001-06-06 | 2006-12-19 | Sony Corporation | Partial encryption and PID mapping |
US7747853B2 (en) | 2001-06-06 | 2010-06-29 | Sony Corporation | IP delivery of secure digital content |
US7765567B2 (en) | 2002-01-02 | 2010-07-27 | Sony Corporation | Content replacement by PID mapping |
US7823174B2 (en) | 2002-01-02 | 2010-10-26 | Sony Corporation | Macro-block based content replacement by PID mapping |
US8818896B2 (en) | 2002-09-09 | 2014-08-26 | Sony Corporation | Selective encryption with coverage encryption |
JP3679083B2 (ja) * | 2002-10-08 | 2005-08-03 | 株式会社エヌ・ティ・ティ・ドコモ | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、画像符号化プログラム、画像復号プログラム |
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 |
US8645988B2 (en) | 2002-12-13 | 2014-02-04 | Sony Corporation | Content personalization for digital content |
US8667525B2 (en) | 2002-12-13 | 2014-03-04 | Sony Corporation | Targeted advertisement selection from a digital stream |
US7853980B2 (en) | 2003-10-31 | 2010-12-14 | Sony Corporation | Bi-directional indices for trick mode video-on-demand |
US20050129111A1 (en) * | 2003-12-16 | 2005-06-16 | Nokia Corporation | Transform-domain video editing |
US8041190B2 (en) | 2004-12-15 | 2011-10-18 | Sony Corporation | System and method for the creation, synchronization and delivery of alternate content |
US7895617B2 (en) | 2004-12-15 | 2011-02-22 | Sony Corporation | Content substitution editor |
US8185921B2 (en) | 2006-02-28 | 2012-05-22 | Sony Corporation | Parental control of displayed content using closed captioning |
US7847923B2 (en) * | 2006-09-29 | 2010-12-07 | Millipore Corporation | Differentiation of flow cytometry pulses and applications |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59157858A (ja) * | 1983-02-28 | 1984-09-07 | Sony Corp | 記録装置 |
DE3740826A1 (de) * | 1987-12-02 | 1989-06-15 | Blaupunkt Werke Gmbh | Fernsehempfaenger mit einer einrichtung zur unterdrueckung von flimmerstoerungen |
JPH01278183A (ja) * | 1988-04-28 | 1989-11-08 | Canon Inc | デイジタル画像記録及び又は再生装置 |
DE3820039A1 (de) * | 1988-06-13 | 1989-12-21 | Ant Nachrichtentech | Verfahren zur aufbereitung und uebertragung einer bildsequenz |
US5287187A (en) * | 1989-05-15 | 1994-02-15 | Canon Kabushiki Kaisha | Video signal processing apparatus displaying image and process information |
FR2655802B1 (fr) * | 1989-12-08 | 1992-01-24 | Europ Rech Electr Lab | Procede de promotion d'emissions de television a peage et dispositif de mise en óoeuvre. |
US5237610A (en) * | 1990-02-01 | 1993-08-17 | Scientific-Atlanta, Inc. | Independent external security module for a digitally upgradeable television signal decoder |
FR2661585B1 (fr) * | 1990-04-25 | 1992-08-07 | Telediffusion Fse | Procede et dispositif d'embrouillage-desembrouillage de donnees d'images numeriques. |
JP2999525B2 (ja) * | 1990-08-22 | 2000-01-17 | 日本放送協会 | ハイビジョン受像機の制御方法及び装置 |
JPH04105475A (ja) * | 1990-08-27 | 1992-04-07 | Canon Inc | 撮像装置 |
US5062136A (en) * | 1990-09-12 | 1991-10-29 | The United States Of America As Represented By The Secretary Of The Navy | Telecommunications system and method |
DE69132076T2 (de) * | 1990-12-28 | 2000-08-24 | Canon Kk | Vorrichtung zur Bildverarbeitung |
US5127021A (en) * | 1991-07-12 | 1992-06-30 | Schreiber William F | Spread spectrum television transmission |
JPH0556348A (ja) * | 1991-08-27 | 1993-03-05 | Sony Corp | 画像処理システム |
US5351083A (en) * | 1991-10-17 | 1994-09-27 | Sony Corporation | Picture encoding and/or decoding system |
US5245436A (en) * | 1992-02-14 | 1993-09-14 | Intel Corporation | Method and apparatus for detecting fades in digital video sequences |
DE69327675T2 (de) * | 1992-07-21 | 2000-08-17 | Matsushita Electric Ind Co Ltd | Ver- und Entschlüsselungsvorrichtung |
JPH0644755A (ja) * | 1992-07-24 | 1994-02-18 | Sony Corp | ビデオ信号の伝送方法及び記録装置 |
US5285497A (en) * | 1993-04-01 | 1994-02-08 | Scientific Atlanta | Methods and apparatus for scrambling and unscrambling compressed data streams |
-
1993
- 1993-12-14 US US08/165,860 patent/US5477276A/en not_active Expired - Lifetime
- 1993-12-17 DE DE69323992T patent/DE69323992T2/de not_active Expired - Fee Related
- 1993-12-17 EP EP93120441A patent/EP0610587B1/de not_active Expired - Lifetime
-
1995
- 1995-05-03 US US08/433,310 patent/US5521978A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0610587A3 (de) | 1995-03-22 |
EP0610587B1 (de) | 1999-03-17 |
DE69323992D1 (de) | 1999-04-22 |
US5477276A (en) | 1995-12-19 |
EP0610587A2 (de) | 1994-08-17 |
US5521978A (en) | 1996-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |