JPS5745779A - Video signal level detection circuit - Google Patents

Video signal level detection circuit

Info

Publication number
JPS5745779A
JPS5745779A JP55121130A JP12113080A JPS5745779A JP S5745779 A JPS5745779 A JP S5745779A JP 55121130 A JP55121130 A JP 55121130A JP 12113080 A JP12113080 A JP 12113080A JP S5745779 A JPS5745779 A JP S5745779A
Authority
JP
Japan
Prior art keywords
peak value
input
average value
power supply
level
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.)
Granted
Application number
JP55121130A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0153547B2 (enrdf_load_stackoverflow
Inventor
Masaru Noda
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP55121130A priority Critical patent/JPS5745779A/ja
Publication of JPS5745779A publication Critical patent/JPS5745779A/ja
Publication of JPH0153547B2 publication Critical patent/JPH0153547B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
JP55121130A 1980-09-03 1980-09-03 Video signal level detection circuit Granted JPS5745779A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55121130A JPS5745779A (en) 1980-09-03 1980-09-03 Video signal level detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55121130A JPS5745779A (en) 1980-09-03 1980-09-03 Video signal level detection circuit

Publications (2)

Publication Number Publication Date
JPS5745779A true JPS5745779A (en) 1982-03-15
JPH0153547B2 JPH0153547B2 (enrdf_load_stackoverflow) 1989-11-14

Family

ID=14803611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55121130A Granted JPS5745779A (en) 1980-09-03 1980-09-03 Video signal level detection circuit

Country Status (1)

Country Link
JP (1) JPS5745779A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03250978A (ja) * 1990-02-28 1991-11-08 Victor Co Of Japan Ltd ビデオ信号レベル制御装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51114015A (en) * 1975-04-01 1976-10-07 Nippon Hoso Kyokai <Nhk> Feedback clamp circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51114015A (en) * 1975-04-01 1976-10-07 Nippon Hoso Kyokai <Nhk> Feedback clamp circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03250978A (ja) * 1990-02-28 1991-11-08 Victor Co Of Japan Ltd ビデオ信号レベル制御装置

Also Published As

Publication number Publication date
JPH0153547B2 (enrdf_load_stackoverflow) 1989-11-14

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