GB2265781B - Video signal generating apparatus - Google Patents

Video signal generating apparatus

Info

Publication number
GB2265781B
GB2265781B GB9206708A GB9206708A GB2265781B GB 2265781 B GB2265781 B GB 2265781B GB 9206708 A GB9206708 A GB 9206708A GB 9206708 A GB9206708 A GB 9206708A GB 2265781 B GB2265781 B GB 2265781B
Authority
GB
United Kingdom
Prior art keywords
video signal
signal generating
generating apparatus
video
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
Application number
GB9206708A
Other languages
English (en)
Other versions
GB2265781A (en
GB9206708D0 (en
Inventor
Alan Turner
Mukesh Chouhan
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 Broadcast and Communications Ltd
Sony Europe BV United Kingdom Branch
Original Assignee
Sony Broadcast and Communications Ltd
Sony United Kingdom 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 Sony Broadcast and Communications Ltd, Sony United Kingdom Ltd filed Critical Sony Broadcast and Communications Ltd
Priority to GB9206708A priority Critical patent/GB2265781B/en
Publication of GB9206708D0 publication Critical patent/GB9206708D0/en
Priority to DE69313899T priority patent/DE69313899T2/de
Priority to EP93301226A priority patent/EP0562715B1/en
Priority to US08/032,108 priority patent/US5349388A/en
Priority to JP5068184A priority patent/JPH0670233A/ja
Publication of GB2265781A publication Critical patent/GB2265781A/en
Application granted granted Critical
Publication of GB2265781B publication Critical patent/GB2265781B/en
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
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Studio Circuits (AREA)
GB9206708A 1992-03-27 1992-03-27 Video signal generating apparatus Expired - Fee Related GB2265781B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB9206708A GB2265781B (en) 1992-03-27 1992-03-27 Video signal generating apparatus
DE69313899T DE69313899T2 (de) 1992-03-27 1993-02-19 Videosignalgenerator mit niedriger Taktrate
EP93301226A EP0562715B1 (en) 1992-03-27 1993-02-19 Video signal generator with a low clock rate
US08/032,108 US5349388A (en) 1992-03-27 1993-03-17 Video signal generating apparatus
JP5068184A JPH0670233A (ja) 1992-03-27 1993-03-26 ビデオ信号生成装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9206708A GB2265781B (en) 1992-03-27 1992-03-27 Video signal generating apparatus

Publications (3)

Publication Number Publication Date
GB9206708D0 GB9206708D0 (en) 1992-05-13
GB2265781A GB2265781A (en) 1993-10-06
GB2265781B true GB2265781B (en) 1995-09-20

Family

ID=10712961

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9206708A Expired - Fee Related GB2265781B (en) 1992-03-27 1992-03-27 Video signal generating apparatus

Country Status (5)

Country Link
US (1) US5349388A (enExample)
EP (1) EP0562715B1 (enExample)
JP (1) JPH0670233A (enExample)
DE (1) DE69313899T2 (enExample)
GB (1) GB2265781B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9403983D0 (en) * 1994-03-02 1994-04-20 Snell & Wilcox Ltd Video test signals
GB2348760B (en) * 1999-04-09 2003-07-16 Sony Uk Ltd Edge modulation
GB2348765B (en) * 1999-04-09 2003-07-30 Sony Uk Ltd Signal generator
US7170404B2 (en) * 2004-07-23 2007-01-30 Innovalarm Corporation Acoustic alert communication system with enhanced signal to noise capabilities

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2023963A (en) * 1978-05-12 1980-01-03 Philips Nv Television video test signal generator
EP0122124A2 (en) * 1983-04-08 1984-10-17 Sony Corporation Test signal generator
US4538268A (en) * 1982-03-19 1985-08-27 Thomson-Csf Test-signal generating device for testing electronic equipment
EP0260658A2 (en) * 1986-09-17 1988-03-23 Tektronix, Inc. Television signal generator
GB2219170A (en) * 1988-05-07 1989-11-29 Sony Corp Wipe pattern generators

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB898779A (en) * 1958-09-01 1962-06-14 Roe A V & Co Ltd Improvements relating to function generators for digital computing engines
FR2523791B1 (fr) * 1982-03-19 1985-01-04 Thomson Csf Dispositif et appareil de test d'equipements electroniques notamment de television
US4466014A (en) * 1982-09-30 1984-08-14 Allied Corporation Video test method and apparatus with incremental scan rate capability
US4910681A (en) * 1987-05-15 1990-03-20 Anritsu Corporation Multi-functionality television testing signal generator using digital scheme

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2023963A (en) * 1978-05-12 1980-01-03 Philips Nv Television video test signal generator
US4538268A (en) * 1982-03-19 1985-08-27 Thomson-Csf Test-signal generating device for testing electronic equipment
EP0122124A2 (en) * 1983-04-08 1984-10-17 Sony Corporation Test signal generator
EP0260658A2 (en) * 1986-09-17 1988-03-23 Tektronix, Inc. Television signal generator
GB2219170A (en) * 1988-05-07 1989-11-29 Sony Corp Wipe pattern generators

Also Published As

Publication number Publication date
GB2265781A (en) 1993-10-06
DE69313899D1 (de) 1997-10-23
EP0562715A3 (enExample) 1994-01-19
EP0562715A2 (en) 1993-09-29
US5349388A (en) 1994-09-20
GB9206708D0 (en) 1992-05-13
DE69313899T2 (de) 1998-03-05
JPH0670233A (ja) 1994-03-11
EP0562715B1 (en) 1997-09-17

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Legal Events

Date Code Title Description
730A Proceeding under section 30 patents act 1977
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060327