GB2197562B - Video signal processing pulse producing circuit - Google Patents

Video signal processing pulse producing circuit

Info

Publication number
GB2197562B
GB2197562B GB8721281A GB8721281A GB2197562B GB 2197562 B GB2197562 B GB 2197562B GB 8721281 A GB8721281 A GB 8721281A GB 8721281 A GB8721281 A GB 8721281A GB 2197562 B GB2197562 B GB 2197562B
Authority
GB
United Kingdom
Prior art keywords
signal processing
video signal
producing circuit
pulse producing
processing pulse
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 - Lifetime
Application number
GB8721281A
Other versions
GB2197562A (en
GB8721281D0 (en
Inventor
Hajime Sumiyoshi
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.)
Toshiba Corp
Toshiba AVE Co Ltd
Original Assignee
Toshiba Corp
Toshiba Audio Video Engineering 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 Toshiba Corp, Toshiba Audio Video Engineering Co Ltd filed Critical Toshiba Corp
Publication of GB8721281D0 publication Critical patent/GB8721281D0/en
Publication of GB2197562A publication Critical patent/GB2197562A/en
Application granted granted Critical
Publication of GB2197562B publication Critical patent/GB2197562B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
    • H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
    • H04N5/185—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit for the black level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Details Of Television Scanning (AREA)
  • Television Receiver Circuits (AREA)
GB8721281A 1986-09-11 1987-09-10 Video signal processing pulse producing circuit Expired - Lifetime GB2197562B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61214282A JPH0728378B2 (en) 1986-09-11 1986-09-11 Pulse shaping circuit for video processing

Publications (3)

Publication Number Publication Date
GB8721281D0 GB8721281D0 (en) 1987-10-14
GB2197562A GB2197562A (en) 1988-05-18
GB2197562B true GB2197562B (en) 1990-10-10

Family

ID=16653152

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8721281A Expired - Lifetime GB2197562B (en) 1986-09-11 1987-09-10 Video signal processing pulse producing circuit

Country Status (4)

Country Link
JP (1) JPH0728378B2 (en)
KR (1) KR910002777B1 (en)
DE (1) DE3730623A1 (en)
GB (1) GB2197562B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935542B2 (en) * 1976-11-18 1984-08-29 松下電器産業株式会社 DC component regeneration device for television receivers
US4410907A (en) * 1981-11-16 1983-10-18 Rca Corporation Burst gate keying and back porch clamp pulse generator
JPS59218080A (en) * 1983-05-25 1984-12-08 Matsushita Electric Ind Co Ltd Pedestal level clamp circuit

Also Published As

Publication number Publication date
JPS6369382A (en) 1988-03-29
GB2197562A (en) 1988-05-18
DE3730623A1 (en) 1988-03-17
GB8721281D0 (en) 1987-10-14
KR910002777B1 (en) 1991-05-04
JPH0728378B2 (en) 1995-03-29
DE3730623C2 (en) 1992-11-05
KR880004679A (en) 1988-06-07

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