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DE69517856D1 - Fernsehbildkodier- und Aufnahmevorrichtung und Fernsehbildkodier-, Aufnahme- und Wiedergabevorrichtung - Google Patents

Fernsehbildkodier- und Aufnahmevorrichtung und Fernsehbildkodier-, Aufnahme- und Wiedergabevorrichtung

Info

Publication number
DE69517856D1
DE69517856D1 DE69517856T DE69517856T DE69517856D1 DE 69517856 D1 DE69517856 D1 DE 69517856D1 DE 69517856 T DE69517856 T DE 69517856T DE 69517856 T DE69517856 T DE 69517856T DE 69517856 D1 DE69517856 D1 DE 69517856D1
Authority
DE
Germany
Prior art keywords
picture coding
recording
reproducing device
reproducing
recording device
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
Application number
DE69517856T
Other languages
English (en)
Other versions
DE69517856T2 (de
Inventor
Mitsuhiro Miyashita
Tatsushi Bannai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69517856D1 publication Critical patent/DE69517856D1/de
Publication of DE69517856T2 publication Critical patent/DE69517856T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding
    • 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
    • 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
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69517856T 1994-04-28 1995-04-24 Fernsehbildkodier- und Aufnahmevorrichtung und Fernsehbildkodier-, Aufnahme- und Wiedergabevorrichtung Expired - Fee Related DE69517856T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9139394A JP3161217B2 (ja) 1994-04-28 1994-04-28 画像符号化記録装置および記録再生装置

Publications (2)

Publication Number Publication Date
DE69517856D1 true DE69517856D1 (de) 2000-08-17
DE69517856T2 DE69517856T2 (de) 2000-12-07

Family

ID=14025145

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69517856T Expired - Fee Related DE69517856T2 (de) 1994-04-28 1995-04-24 Fernsehbildkodier- und Aufnahmevorrichtung und Fernsehbildkodier-, Aufnahme- und Wiedergabevorrichtung

Country Status (4)

Country Link
US (1) US5933571A (de)
EP (1) EP0680209B1 (de)
JP (1) JP3161217B2 (de)
DE (1) DE69517856T2 (de)

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JP3115199B2 (ja) * 1994-12-16 2000-12-04 松下電器産業株式会社 画像圧縮符号化装置
JP3207739B2 (ja) * 1996-01-19 2001-09-10 松下電器産業株式会社 画像再生装置
US6614845B1 (en) * 1996-12-24 2003-09-02 Verizon Laboratories Inc. Method and apparatus for differential macroblock coding for intra-frame data in video conferencing systems
US6141448A (en) * 1997-04-21 2000-10-31 Hewlett-Packard Low-complexity error-resilient coder using a block-based standard
AU1119299A (en) * 1997-10-23 1999-05-10 Sony Electronics Inc. Apparatus and method for localizing transmission errors to provide robust error recovery in a lossy transmission environment
US6581170B1 (en) * 1997-10-23 2003-06-17 Sony Corporation Source coding to provide for robust error recovery during transmission losses
CN1179571C (zh) * 1997-10-23 2004-12-08 索尼电子有限公司 用于产生图像数据块的方法、处理器和设备
US6212663B1 (en) 1997-10-23 2001-04-03 Sony Corporation Apparatus and method for recovery of quantization codes in a lossy transmission environment
US6170074B1 (en) 1999-02-12 2001-01-02 Sony Corporation Source coding to provide for robust error recovery
US7010737B2 (en) 1999-02-12 2006-03-07 Sony Corporation Method and apparatus for error data recovery
US6154761A (en) * 1999-02-12 2000-11-28 Sony Corporation Classified adaptive multiple processing system
US6535148B1 (en) 1999-02-12 2003-03-18 Sony Corporation Method and apparatus for truncated decoding
US6621936B1 (en) 1999-02-12 2003-09-16 Sony Corporation Method and apparatus for spatial class reduction
US6192161B1 (en) 1999-02-12 2001-02-20 Sony Corporation Method and apparatus for adaptive filter tap selection according to a class
US6307979B1 (en) 1999-02-12 2001-10-23 Sony Corporation Classified adaptive error recovery method and apparatus
US6363118B1 (en) 1999-02-12 2002-03-26 Sony Corporation Apparatus and method for the recovery of compression constants in the encoded domain
US6151416A (en) * 1999-02-12 2000-11-21 Sony Corporation Method and apparatus for adaptive class tap selection according to multiple classification
US6307560B1 (en) 1999-02-12 2001-10-23 Sony Corporation Classified adaptive spatio-temporal format conversion method and apparatus
US6178266B1 (en) 1999-02-12 2001-01-23 Sony Corporation Method and apparatus for the recovery of compression constants in the encoded domain
US6519369B1 (en) 1999-02-12 2003-02-11 Sony Corporation Method and apparatus for filter tap expansion
US6591398B1 (en) 1999-02-12 2003-07-08 Sony Corporation Multiple processing system
US6697489B1 (en) 1999-03-30 2004-02-24 Sony Corporation Method and apparatus for securing control words
US7565546B2 (en) 1999-03-30 2009-07-21 Sony Corporation System, method and apparatus for secure digital content transmission
US7730300B2 (en) 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of 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
US6549672B1 (en) 1999-06-29 2003-04-15 Sony Corporation Method and apparatus for recovery of encoded data using central value
US6389562B1 (en) 1999-06-29 2002-05-14 Sony Corporation Source code shuffling to provide for robust error recovery
US6522785B1 (en) 1999-09-24 2003-02-18 Sony Corporation Classified adaptive error recovery method and apparatus
US6351494B1 (en) 1999-09-24 2002-02-26 Sony Corporation Classified adaptive error recovery method and apparatus
US6760479B1 (en) * 1999-10-22 2004-07-06 Research Foundation Of The City University Of New York Super predictive-transform coding
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
US7225164B1 (en) 2000-02-15 2007-05-29 Sony Corporation Method and apparatus for implementing revocation in broadcast networks
US7336787B2 (en) 2001-06-06 2008-02-26 Sony Corporation Critical packet partial encryption
US7350082B2 (en) 2001-06-06 2008-03-25 Sony Corporation Upgrading of encryption
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
US7039938B2 (en) 2002-01-02 2006-05-02 Sony Corporation Selective encryption for video on demand
US7215770B2 (en) 2002-01-02 2007-05-08 Sony Corporation System and method for partially encrypted multimedia stream
US7302059B2 (en) 2002-01-02 2007-11-27 Sony Corporation Star pattern partial encryption
US7292691B2 (en) 2002-01-02 2007-11-06 Sony Corporation Progressive video refresh slice detection
US7376233B2 (en) 2002-01-02 2008-05-20 Sony Corporation Video slice and active region based multiple partial encryption
US7233669B2 (en) 2002-01-02 2007-06-19 Sony Corporation Selective encryption to enable multiple decryption keys
US7218738B2 (en) 2002-01-02 2007-05-15 Sony Corporation Encryption and content control in a digital broadcast system
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
US7242773B2 (en) 2002-09-09 2007-07-10 Sony Corporation Multiple partial encryption using retuning
US7530084B2 (en) 2002-05-28 2009-05-05 Sony Corporation Method and apparatus for synchronizing dynamic graphics
US8818896B2 (en) 2002-09-09 2014-08-26 Sony Corporation Selective encryption with coverage encryption
US7027515B2 (en) * 2002-10-15 2006-04-11 Red Rock Semiconductor Ltd. Sum-of-absolute-difference checking of macroblock borders for error detection in a corrupted MPEG-4 bitstream
US7724907B2 (en) 2002-11-05 2010-05-25 Sony Corporation Mechanism for protecting the transfer of digital content
US8572408B2 (en) 2002-11-05 2013-10-29 Sony Corporation Digital rights management of a digital device
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
US7409702B2 (en) 2003-03-20 2008-08-05 Sony Corporation Auxiliary program association table
US7292692B2 (en) 2003-03-25 2007-11-06 Sony Corporation Content scrambling with minimal impact on legacy devices
US7286667B1 (en) 2003-09-15 2007-10-23 Sony Corporation Decryption system
US7620180B2 (en) 2003-11-03 2009-11-17 Sony Corporation Preparation of content for multiple conditional access methods in video on demand
US7343013B2 (en) 2003-12-16 2008-03-11 Sony Corporation Composite session-based encryption of video on demand content
US7263187B2 (en) 2003-10-31 2007-08-28 Sony Corporation Batch mode session-based encryption of video on demand content
US7346163B2 (en) 2003-10-31 2008-03-18 Sony Corporation Dynamic composition of pre-encrypted video on demand content
US7853980B2 (en) 2003-10-31 2010-12-14 Sony Corporation Bi-directional indices for trick mode video-on-demand
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
US7555464B2 (en) 2006-03-01 2009-06-30 Sony Corporation Multiple DRM management
US9794025B2 (en) * 2015-12-22 2017-10-17 Qualcomm Incorporated Systems and methods for communication and verification of data blocks

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0471118B1 (de) * 1990-08-13 1995-12-20 Matsushita Electric Industrial Co., Ltd. Digitale Videosignalaufnahme- und -wiedergabevorrichtung
US5282049A (en) * 1991-02-08 1994-01-25 Olympus Optical Co., Ltd. Moving-picture data digital recording and reproducing apparatuses
JP2708312B2 (ja) * 1992-03-05 1998-02-04 松下電器産業株式会社 記録装置及び再生装置
KR0135873B1 (ko) * 1992-03-14 1998-05-15 강진구 디지탈 자기기록재생방법 및 장치
JPH05282799A (ja) * 1992-04-01 1993-10-29 Sony Corp 情報記録装置
JPH05304661A (ja) * 1992-04-24 1993-11-16 Seiko Epson Corp 画像符号化伝送装置

Also Published As

Publication number Publication date
EP0680209A2 (de) 1995-11-02
DE69517856T2 (de) 2000-12-07
EP0680209B1 (de) 2000-07-12
EP0680209A3 (de) 1996-04-24
US5933571A (en) 1999-08-03
JPH07298194A (ja) 1995-11-10
JP3161217B2 (ja) 2001-04-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee