DE2963442D1 - A data processor and method of processing video information - Google Patents

A data processor and method of processing video information

Info

Publication number
DE2963442D1
DE2963442D1 DE7979302405T DE2963442T DE2963442D1 DE 2963442 D1 DE2963442 D1 DE 2963442D1 DE 7979302405 T DE7979302405 T DE 7979302405T DE 2963442 T DE2963442 T DE 2963442T DE 2963442 D1 DE2963442 D1 DE 2963442D1
Authority
DE
Germany
Prior art keywords
data processor
video information
processing video
processing
processor
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
Application number
DE7979302405T
Other languages
English (en)
Inventor
Jack Henry Bailey
Gerald Howard Ottaway Ottaway
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.)
Discovision Associates
Original Assignee
Discovision Associates
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 Discovision Associates filed Critical Discovision Associates
Application granted granted Critical
Publication of DE2963442D1 publication Critical patent/DE2963442D1/de
Expired 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/145—Square transforms, e.g. Hadamard, Walsh, Haar, Hough, Slant transforms
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Multimedia (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Complex Calculations (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE7979302405T 1978-12-28 1979-11-01 A data processor and method of processing video information Expired DE2963442D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/973,839 US4210931A (en) 1978-12-28 1978-12-28 Video player and/or recorder with Hadamard transform

Publications (1)

Publication Number Publication Date
DE2963442D1 true DE2963442D1 (en) 1982-09-16

Family

ID=25521279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979302405T Expired DE2963442D1 (en) 1978-12-28 1979-11-01 A data processor and method of processing video information

Country Status (6)

Country Link
US (1) US4210931A (de)
EP (1) EP0013069B1 (de)
JP (1) JPS6037947B2 (de)
CA (1) CA1133129A (de)
DE (1) DE2963442D1 (de)
HK (1) HK49786A (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003526A (en) * 1980-07-16 1991-03-26 Discovision Associates System for recording digital information in a pulse-length modulation format
US5577015A (en) * 1980-07-16 1996-11-19 Discovision Associates System for recording digital information in a pulse-length modulation
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US5084852A (en) * 1980-07-16 1992-01-28 Discovision Associates System for recording digital information in a pulse-length modulation format
US5553047A (en) * 1980-07-16 1996-09-03 Discovision Associates System for recording digital information in a pulse-length modulation format
DE3150203A1 (de) * 1981-12-18 1983-06-23 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und anordnung zum erzeugen kodierter bildsignalwerte und zum rueckgewinnen der bildsignale
US4523220A (en) * 1983-01-19 1985-06-11 Rca Corporation Compatible high-definition television system utilizing Hadamard basis functions
JPS604383A (ja) * 1983-06-22 1985-01-10 Matsushita Electric Ind Co Ltd テレビジヨン信号デジタル磁気記録再生装置
DE3524128A1 (de) * 1985-07-05 1987-01-08 Thomson Brandt Gmbh Verfahren und/oder einrichtung zur standbilderzeugung
JPS6216639A (ja) * 1985-07-16 1987-01-24 Kokusai Denshin Denwa Co Ltd <Kdd> 秘話音声信号送出装置
JP2557828B2 (ja) * 1985-09-11 1996-11-27 株式会社東芝 画像処理システム
EP0289629B1 (de) * 1987-05-02 1991-09-18 ANT Nachrichtentechnik GmbH Verfahren zur zweidimensionalen Spektraltransformation
US5010391A (en) * 1987-10-27 1991-04-23 Canon Kabushiki Kaisha Digital video signal processing device
US5008848A (en) * 1989-05-30 1991-04-16 North American Philips Corporation Circuit for performing S-transform
US4957526A (en) * 1989-06-02 1990-09-18 At&T Bell Laboratories Optical fiber coating control process
US6141300A (en) * 1989-06-20 2000-10-31 Discovision Associates Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same
US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US5128754A (en) * 1990-03-30 1992-07-07 New York Institute Of Technology Apparatus and method for encoding and decoding video
US5384725A (en) * 1990-05-18 1995-01-24 Yale University Method and apparatus for encoding and decoding using wavelet-packets
US5808980A (en) * 1991-02-15 1998-09-15 Discovision Associates Seek actuator for optical recording
US5729511A (en) * 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
US5677899A (en) * 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6069857A (en) * 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US5537379A (en) * 1991-05-10 1996-07-16 Discovision Associates Optical data storage and retrieval system and method
US5561618A (en) * 1993-12-22 1996-10-01 Qualcomm Incorporated Method and apparatus for performing a fast Hadamard transform
US5894468A (en) * 1994-05-06 1999-04-13 Discovision Associates Data recovery with differentiation and partial integration stages to eliminate noises and DC offset level
US5790495A (en) 1994-05-06 1998-08-04 Discovision Associates Data generator assembly for retrieving stored data by comparing threshold signal with preprocessed signal having DC component
JPH0844708A (ja) * 1994-07-27 1996-02-16 Fujitsu Ltd 二次元離散コサイン変換演算回路
US5748578A (en) * 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
US6091684A (en) * 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
US5920539A (en) * 1995-01-25 1999-07-06 Discovision Associates Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
US6092168A (en) * 1996-10-25 2000-07-18 Hewlett-Packard Co. Data storage system and method for deallocating space by writing and detecting a predefined data pattern
EP0866460A3 (de) * 1997-03-18 2004-01-02 Kabushiki Kaisha Toshiba Plattengerät für kontinuierliche Datenanzeige mit einem einzelnen Aufzeichnungskopf
US6157740A (en) * 1997-11-17 2000-12-05 International Business Machines Corporation Compression/decompression engine for enhanced memory storage in MPEG decoder
CN1370280A (zh) 1999-06-09 2002-09-18 光束控制有限公司 确定发射器和接收器之间信道增益的方法
US20080109507A1 (en) * 2006-10-23 2008-05-08 L3 Communications Integrated Systems, L.P. System and method for performing an optimized discrete walsh transform
TWI360341B (en) * 2007-11-26 2012-03-11 Univ Nat Kaohsiung Applied Sci Data encryption method using discrete fractional h
TWI477142B (zh) 2008-06-20 2015-03-11 Mstar Semiconductor Inc 影像處理電路及相關方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2251960B1 (de) * 1973-11-16 1977-08-12 Thomson Csf
US4048658A (en) * 1974-01-22 1977-09-13 Tdk Electronics Co., Ltd. Video recording and reproducing system using hadamard matrixing
US3976826A (en) * 1975-05-07 1976-08-24 Western Electric Company, Inc. Method and apparatus for generating line-by-line picture signal from transformed subpicture information
DE2625973C3 (de) * 1976-06-10 1981-12-24 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zur redundanzvermindernden Transformation von Bildern

Also Published As

Publication number Publication date
HK49786A (en) 1986-07-11
EP0013069A1 (de) 1980-07-09
US4210931A (en) 1980-07-01
CA1133129A (en) 1982-10-05
JPS5591067A (en) 1980-07-10
JPS6037947B2 (ja) 1985-08-29
EP0013069B1 (de) 1982-07-28

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee