JPH0121670B2 - - Google Patents

Info

Publication number
JPH0121670B2
JPH0121670B2 JP54103923A JP10392379A JPH0121670B2 JP H0121670 B2 JPH0121670 B2 JP H0121670B2 JP 54103923 A JP54103923 A JP 54103923A JP 10392379 A JP10392379 A JP 10392379A JP H0121670 B2 JPH0121670 B2 JP H0121670B2
Authority
JP
Japan
Prior art keywords
noise
video signal
transistor
pulse
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.)
Expired
Application number
JP54103923A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5528696A (en
Inventor
Rudorufu Haafuoodo Jatsuku
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.)
RCA Licensing Corp
Original Assignee
RCA Licensing Corp
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 RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of JPS5528696A publication Critical patent/JPS5528696A/ja
Publication of JPH0121670B2 publication Critical patent/JPH0121670B2/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
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Synchronizing For Television (AREA)
JP10392379A 1978-08-18 1979-08-14 Noise eliminating circuit noise inverting circuit Granted JPS5528696A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/934,829 US4254436A (en) 1978-08-18 1978-08-18 Noise cancellation circuit

Publications (2)

Publication Number Publication Date
JPS5528696A JPS5528696A (en) 1980-02-29
JPH0121670B2 true JPH0121670B2 (enExample) 1989-04-21

Family

ID=25466133

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10392379A Granted JPS5528696A (en) 1978-08-18 1979-08-14 Noise eliminating circuit noise inverting circuit

Country Status (6)

Country Link
US (1) US4254436A (enExample)
JP (1) JPS5528696A (enExample)
CA (1) CA1130915A (enExample)
DE (1) DE2933397C2 (enExample)
FR (1) FR2433877B1 (enExample)
GB (1) GB2029672B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55117712A (en) * 1979-02-28 1980-09-10 Matsushita Electric Ind Co Ltd Noise reduction circuit of video signal recording and reproducing device
US4551759A (en) * 1983-04-13 1985-11-05 The United States Of America As Represented By The Secretary Of The Navy Sample video amplifier
GB8705023D0 (en) * 1987-03-04 1987-04-08 Lucas Elect Electron Syst Knock detection system
JP3167483B2 (ja) * 1993-02-19 2001-05-21 株式会社東芝 磁気ディスク装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838618A (en) * 1955-03-31 1958-06-10 Gen Electric Noise cancelling circuit
US3624288A (en) * 1969-11-05 1971-11-30 Zenith Radio Corp Video signal noise elimination circuit
JPS48101018A (enExample) * 1972-03-31 1973-12-20
JPS50102218A (enExample) * 1974-01-09 1975-08-13
US4042959A (en) * 1976-05-07 1977-08-16 Gte Sylvania Incorporated Noise suppression circuit

Also Published As

Publication number Publication date
CA1130915A (en) 1982-08-31
DE2933397C2 (de) 1982-05-19
US4254436A (en) 1981-03-03
GB2029672B (en) 1983-01-19
JPS5528696A (en) 1980-02-29
FR2433877A1 (enExample) 1980-03-14
FR2433877B1 (enExample) 1984-12-14
DE2933397A1 (de) 1980-03-13
GB2029672A (en) 1980-03-19

Similar Documents

Publication Publication Date Title
US4185299A (en) Synchronization signal separator circuit
US4115812A (en) Automatic gain control circuit
US4212032A (en) Synchronization and gain control circuit
JPH0121670B2 (enExample)
US3835248A (en) Keyed agc circuit
US3961360A (en) Synchronizing detector circuit
JPS628622A (ja) 雑音ブランキング信号発生回路
JPH0437617B2 (enExample)
US3860750A (en) Noise canceller circuit for television sync separator
US4213151A (en) AGC keying signal circuit
US4278901A (en) Pulsive component detecting apparatus
KR830000076B1 (ko) 잡음 제거 회로
US2792494A (en) Semiconductor superregenerative detector
US2551250A (en) Pulse discriminator
US3617622A (en) Oscillator circuits for providing a variable amplitude output signal under control of an injected input signal
JP2531622B2 (ja) クランプ回路
US3439115A (en) Keyed automatic gain control circuit for television receivers
JPS6046591B2 (ja) 垂直同期回路
US3746786A (en) Noise detecting circuit for television receivers and the like
KR790000819B1 (ko) 선택 자동 이득 조절 회로
KR800000205B1 (ko) 동기 신호증폭기용 자동 잡음 게이트
US3629500A (en) Synchronizing signal separator with means to prevent discharge of a threshold voltage capacitor during noise pulses
US5977802A (en) Circuit for processing vertical synchronization signals including a polarity detection circuit
US3483322A (en) Noise cut-off sync-separator
JPS593655Y2 (ja) 同期分離回路