HK83397A - Improvements relating to video signal processing systems - Google Patents

Improvements relating to video signal processing systems

Info

Publication number
HK83397A
HK83397A HK83397A HK83397A HK83397A HK 83397 A HK83397 A HK 83397A HK 83397 A HK83397 A HK 83397A HK 83397 A HK83397 A HK 83397A HK 83397 A HK83397 A HK 83397A
Authority
HK
Hong Kong
Prior art keywords
signal processing
video signal
processing systems
improvements relating
relating
Prior art date
Application number
HK83397A
Other languages
English (en)
Inventor
Robin Alexander Cawley
Neil Roy Hinson
Robert James Long
Alan Lewis Stapleton
Original Assignee
Quantel 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
Priority claimed from GB868629084A external-priority patent/GB8629084D0/en
Priority claimed from GB878702538A external-priority patent/GB8702538D0/en
Application filed by Quantel Ltd filed Critical Quantel Ltd
Publication of HK83397A publication Critical patent/HK83397A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/74—Circuits for processing colour signals for obtaining special effects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Image Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Studio Circuits (AREA)
HK83397A 1986-12-04 1997-06-19 Improvements relating to video signal processing systems HK83397A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868629084A GB8629084D0 (en) 1986-12-04 1986-12-04 Graphics systems
GB878702538A GB8702538D0 (en) 1987-02-05 1987-02-05 Video processing systems

Publications (1)

Publication Number Publication Date
HK83397A true HK83397A (en) 1997-06-27

Family

ID=26291647

Family Applications (1)

Application Number Title Priority Date Filing Date
HK83397A HK83397A (en) 1986-12-04 1997-06-19 Improvements relating to video signal processing systems

Country Status (4)

Country Link
EP (1) EP0270259B1 (xx)
JP (2) JP2767248B2 (xx)
DE (1) DE3751035T2 (xx)
HK (1) HK83397A (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8813487D0 (en) * 1988-06-08 1988-07-13 Crosfield Electronics Ltd Improvements relating to image processing
US4956638A (en) * 1988-09-16 1990-09-11 International Business Machines Corporation Display using ordered dither
US4920501A (en) * 1988-10-19 1990-04-24 Eastman Kodak Company Digital halftoning with minimum visual modulation patterns
EP0378780B1 (en) * 1989-01-13 1994-05-04 International Business Machines Corporation Error propagated image halftoning with time-varying phase shift
US5249263A (en) * 1989-06-16 1993-09-28 International Business Machines Corporation Color palette display interface for a computer-based image editor
US5063448A (en) * 1989-07-31 1991-11-05 Imageware Research And Development Inc. Apparatus and method for transforming a digitized signal of an image
US4945422A (en) * 1990-01-02 1990-07-31 Eastman Kodak Company False density contour suppression using stored random probabilities to form print/no-print decisions
WO1991012686A1 (en) * 1990-02-07 1991-08-22 Eastman Kodak Company Digital halftoning with correlated minimum visual modulation patterns
GB9024978D0 (en) * 1990-11-16 1991-01-02 Rank Cintel Ltd Digital mirror spatial light modulator
JPH0772824B2 (ja) * 1991-12-03 1995-08-02 インターナショナル・ビジネス・マシーンズ・コーポレイション 表示システム
US5357278A (en) * 1993-01-14 1994-10-18 Sony Electronics, Inc. Integrated linear/non-linear static and controllable dynamic companding
GB2322753B (en) * 1997-02-27 2001-05-09 Quantel Ltd A signal processing system
US5940209A (en) * 1997-03-18 1999-08-17 Lucent Technologies Inc. Interactive optical fiber amplifier, system and method
US7349126B2 (en) 2003-03-13 2008-03-25 Eastman Kodak Company System with a random number generator used to remove contouring in CMOS imager data having an extended dynamic range
US8823725B1 (en) 2008-12-17 2014-09-02 Nvidia Corporation System, method, and computer program product for determining a duty cycle for a pixel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1772367C3 (de) * 1968-05-04 1974-10-31 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur gerasterten Reproduktion von Halbtonbildern
US3739082A (en) * 1972-02-29 1973-06-12 Us Army Ordered dither system
DE2708421C2 (de) * 1977-02-26 1982-01-14 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zum Mischen von Signalen bei der Druckformherstellung
JPS5848570A (ja) * 1981-09-18 1983-03-22 Canon Inc デジタル中間調表現方法
JPS58211154A (ja) * 1982-06-01 1983-12-08 Dainippon Screen Mfg Co Ltd レタツチ機能を有する画像走査記録方法及び装置
US4809082A (en) * 1986-08-25 1989-02-28 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for generating image data used to record an image having gradation

Also Published As

Publication number Publication date
JPH10214071A (ja) 1998-08-11
EP0270259A2 (en) 1988-06-08
DE3751035T2 (de) 1995-05-24
EP0270259A3 (en) 1990-01-31
JP3332151B2 (ja) 2002-10-07
EP0270259B1 (en) 1995-02-01
JPS63212984A (ja) 1988-09-05
DE3751035D1 (de) 1995-03-16
JP2767248B2 (ja) 1998-06-18

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20071108