GB2174860B - Methods of and circuits for video signal processing - Google Patents

Methods of and circuits for video signal processing

Info

Publication number
GB2174860B
GB2174860B GB8511648A GB8511648A GB2174860B GB 2174860 B GB2174860 B GB 2174860B GB 8511648 A GB8511648 A GB 8511648A GB 8511648 A GB8511648 A GB 8511648A GB 2174860 B GB2174860 B GB 2174860B
Authority
GB
United Kingdom
Prior art keywords
circuits
methods
signal processing
video signal
video
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
GB8511648A
Other versions
GB8511648D0 (en
GB2174860A (en
Inventor
Morgan William Amos David
David John Hedley
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to GB8511648A priority Critical patent/GB2174860B/en
Publication of GB8511648D0 publication Critical patent/GB8511648D0/en
Priority to AT86303298T priority patent/ATE46404T1/en
Priority to EP86303298A priority patent/EP0205252B1/en
Priority to DE8686303298T priority patent/DE3665639D1/en
Priority to US06/860,209 priority patent/US4682217A/en
Priority to CA000508608A priority patent/CA1254650A/en
Priority to JP61105389A priority patent/JPH0752925B2/en
Publication of GB2174860A publication Critical patent/GB2174860A/en
Application granted granted Critical
Publication of GB2174860B publication Critical patent/GB2174860B/en
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
    • H04N5/222—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
    • H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
GB8511648A 1985-05-08 1985-05-08 Methods of and circuits for video signal processing Expired GB2174860B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB8511648A GB2174860B (en) 1985-05-08 1985-05-08 Methods of and circuits for video signal processing
AT86303298T ATE46404T1 (en) 1985-05-08 1986-04-30 VIDEO SIGNAL PROCESSING.
EP86303298A EP0205252B1 (en) 1985-05-08 1986-04-30 Video signal processing
DE8686303298T DE3665639D1 (en) 1985-05-08 1986-04-30 Video signal processing
US06/860,209 US4682217A (en) 1985-05-08 1986-05-06 Video signal processing
CA000508608A CA1254650A (en) 1985-05-08 1986-05-07 Methods of and circuits for video signal processing
JP61105389A JPH0752925B2 (en) 1985-05-08 1986-05-08 Video signal processor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8511648A GB2174860B (en) 1985-05-08 1985-05-08 Methods of and circuits for video signal processing

Publications (3)

Publication Number Publication Date
GB8511648D0 GB8511648D0 (en) 1985-06-12
GB2174860A GB2174860A (en) 1986-11-12
GB2174860B true GB2174860B (en) 1989-06-28

Family

ID=10578813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8511648A Expired GB2174860B (en) 1985-05-08 1985-05-08 Methods of and circuits for video signal processing

Country Status (1)

Country Link
GB (1) GB2174860B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2177871B (en) 1985-07-09 1989-02-08 Sony Corp Methods of and circuits for video signal processing
CA1283738C (en) * 1985-11-13 1991-04-30 Atsushi Hasebe Data processor
US5239628A (en) * 1985-11-13 1993-08-24 Sony Corporation System for asynchronously generating data block processing start signal upon the occurrence of processing end signal block start signal
DE3843232A1 (en) * 1988-12-22 1990-06-28 Philips Patentverwaltung CIRCUIT ARRANGEMENT FOR GEOMETRIC IMAGE TRANSFORMATION

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2117209B (en) * 1982-03-19 1986-03-26 Quantel Ltd Video processing systems

Also Published As

Publication number Publication date
GB8511648D0 (en) 1985-06-12
GB2174860A (en) 1986-11-12

Similar Documents

Publication Publication Date Title
GB2181929B (en) Methods of and apparatus for video signal processing
KR920006951B1 (en) Video signal processing circuit
GB2201314B (en) Digital video signal processing methods and apparatus
HUT46978A (en) Method and apparatus for electronic processing stored video signals
GB8410597D0 (en) Video signal processing
EP0167387A3 (en) Video signal processing apparatus
DE3665639D1 (en) Video signal processing
GB2160065B (en) Method of processing an image signal
GB2122547B (en) Method and system of processing image signals
GB8410596D0 (en) Video signal processing
EP0248626A3 (en) Video signal processing
EP0246878A3 (en) Video signal processing circuits
GB2175769B (en) Method and apparatus for processing an image signal
GB8719267D0 (en) Video signal processing apparatus
GB2181321B (en) Video signal processing and display system
GB2174860B (en) Methods of and circuits for video signal processing
GB2238688B (en) Methods of and apparatus for digital video signal processing
EP0136114A3 (en) Signal processing system and method
EP0260913A3 (en) Video signal processing circuit
GB8511649D0 (en) Video signal processing
GB2202408B (en) Image signal processing circuit
GB8620511D0 (en) Video signal processing systems
EP0232824A3 (en) Video signal processing method and apparatus therefor
EP0243739A3 (en) Method of processing television signals
GB2191360B (en) Circuit for processing video signals

Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20050507