JPH0147952B2 - - Google Patents

Info

Publication number
JPH0147952B2
JPH0147952B2 JP55180713A JP18071380A JPH0147952B2 JP H0147952 B2 JPH0147952 B2 JP H0147952B2 JP 55180713 A JP55180713 A JP 55180713A JP 18071380 A JP18071380 A JP 18071380A JP H0147952 B2 JPH0147952 B2 JP H0147952B2
Authority
JP
Japan
Prior art keywords
clamp
transistor
circuit
current
clamp 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
Application number
JP55180713A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57104374A (en
Inventor
Akira Murayama
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP55180713A priority Critical patent/JPS57104374A/ja
Publication of JPS57104374A publication Critical patent/JPS57104374A/ja
Publication of JPH0147952B2 publication Critical patent/JPH0147952B2/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
    • 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)
  • Manipulation Of Pulses (AREA)
JP55180713A 1980-12-19 1980-12-19 Signal clamping circuit Granted JPS57104374A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55180713A JPS57104374A (en) 1980-12-19 1980-12-19 Signal clamping circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55180713A JPS57104374A (en) 1980-12-19 1980-12-19 Signal clamping circuit

Publications (2)

Publication Number Publication Date
JPS57104374A JPS57104374A (en) 1982-06-29
JPH0147952B2 true JPH0147952B2 (enrdf_load_stackoverflow) 1989-10-17

Family

ID=16088007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55180713A Granted JPS57104374A (en) 1980-12-19 1980-12-19 Signal clamping circuit

Country Status (1)

Country Link
JP (1) JPS57104374A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62164380A (ja) * 1986-01-16 1987-07-21 Sony Corp クランプ回路

Also Published As

Publication number Publication date
JPS57104374A (en) 1982-06-29

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