JPH023587B2 - - Google Patents

Info

Publication number
JPH023587B2
JPH023587B2 JP56037765A JP3776581A JPH023587B2 JP H023587 B2 JPH023587 B2 JP H023587B2 JP 56037765 A JP56037765 A JP 56037765A JP 3776581 A JP3776581 A JP 3776581A JP H023587 B2 JPH023587 B2 JP H023587B2
Authority
JP
Japan
Prior art keywords
transistor
signal
emitter
circuit
synchronization 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 - Lifetime
Application number
JP56037765A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57152780A (en
Inventor
Yasunari Arafune
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
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP56037765A priority Critical patent/JPS57152780A/ja
Publication of JPS57152780A publication Critical patent/JPS57152780A/ja
Publication of JPH023587B2 publication Critical patent/JPH023587B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
JP56037765A 1981-03-18 1981-03-18 Synchronous signal clamping circuit for video signal Granted JPS57152780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56037765A JPS57152780A (en) 1981-03-18 1981-03-18 Synchronous signal clamping circuit for video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56037765A JPS57152780A (en) 1981-03-18 1981-03-18 Synchronous signal clamping circuit for video signal

Publications (2)

Publication Number Publication Date
JPS57152780A JPS57152780A (en) 1982-09-21
JPH023587B2 true JPH023587B2 (cs) 1990-01-24

Family

ID=12506559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56037765A Granted JPS57152780A (en) 1981-03-18 1981-03-18 Synchronous signal clamping circuit for video signal

Country Status (1)

Country Link
JP (1) JPS57152780A (cs)

Also Published As

Publication number Publication date
JPS57152780A (en) 1982-09-21

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