HK67389A - Compensated clamping circuit in a video signal peaking system - Google Patents

Compensated clamping circuit in a video signal peaking system Download PDF

Info

Publication number
HK67389A
HK67389A HK673/89A HK67389A HK67389A HK 67389 A HK67389 A HK 67389A HK 673/89 A HK673/89 A HK 673/89A HK 67389 A HK67389 A HK 67389A HK 67389 A HK67389 A HK 67389A
Authority
HK
Hong Kong
Prior art keywords
video signal
control
peaking
control circuit
clamping circuit
Prior art date
Application number
HK673/89A
Other languages
English (en)
Inventor
Loren Shanley Robert
Preston Parker Robert
Original Assignee
Rca Licensing Corporation
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 Corporation filed Critical Rca Licensing Corporation
Publication of HK67389A publication Critical patent/HK67389A/xx

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
    • 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
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
HK673/89A 1981-09-22 1989-08-24 Compensated clamping circuit in a video signal peaking system HK67389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/304,345 US4386369A (en) 1981-09-22 1981-09-22 Compensated clamping circuit in a video signal peaking system

Publications (1)

Publication Number Publication Date
HK67389A true HK67389A (en) 1989-09-01

Family

ID=23176127

Family Applications (1)

Application Number Title Priority Date Filing Date
HK673/89A HK67389A (en) 1981-09-22 1989-08-24 Compensated clamping circuit in a video signal peaking system

Country Status (12)

Country Link
US (1) US4386369A (OSRAM)
JP (1) JPS5866468A (OSRAM)
KR (1) KR880001927B1 (OSRAM)
AT (1) AT387483B (OSRAM)
AU (1) AU557339B2 (OSRAM)
CA (1) CA1179053A (OSRAM)
DE (1) DE3234797C2 (OSRAM)
ES (1) ES8308188A1 (OSRAM)
FR (1) FR2513466B1 (OSRAM)
GB (1) GB2106746B (OSRAM)
HK (1) HK67389A (OSRAM)
IT (1) IT1159095B (OSRAM)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4388647A (en) * 1981-10-09 1983-06-14 Rca Corporation Predictably biased DC coupled video signal peaking control system
GB2113051A (en) * 1981-12-04 1983-07-27 Philips Electronic Associated Data pulse waveform shaper
US4644198A (en) * 1984-10-31 1987-02-17 Rca Corporation Signal clamp
US4899221A (en) * 1986-12-15 1990-02-06 North American Philips Consumer Electronics Corp. Television signal processing apparatus including rise time normalization and noise reduction
JPS6439185A (en) * 1987-08-04 1989-02-09 Victor Company Of Japan Enhancing circuit
US5194964A (en) * 1988-09-15 1993-03-16 Canon Kabushiki Kaisha Apparatus for processing color or black and white video signals
US5099154A (en) * 1989-08-25 1992-03-24 Thomson Consumer Electronics, Inc. Amplifier arrangement for producing a controllable non-linear transfer characteristic useful for improving the contrast of an image
US5245434A (en) * 1992-05-22 1993-09-14 Thomson Consumer Electronics, Inc. Autopix circuit with inserted vertical blanking
US6002447A (en) * 1996-03-07 1999-12-14 Thomson Consumer Electronics, Inc. Video signal processing apparatus
JP4031834B2 (ja) * 1996-07-25 2008-01-09 トムソン コンシユーマ エレクトロニクス インコーポレイテツド ビデオ信号処理装置
EP0969657A1 (en) * 1998-06-29 2000-01-05 NuWave Technologies, Inc. Apparent image clarity improving apparatus and method

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110790A (en) * 1977-01-19 1978-08-29 Gte Sylvania Incorporated Video processing system providing gain control, aperture control, and black level control
JPS5526784A (en) * 1978-08-17 1980-02-26 Toshiba Corp Video amplifier
JPS5538164A (en) * 1978-09-12 1980-03-17 Tokico Ltd Cloth feed gear
US4263616A (en) * 1979-12-03 1981-04-21 Zenith Radio Corporation Signal peaking method and apparatus
US4263610A (en) * 1980-01-18 1981-04-21 Rca Corporation Controlled output composite keying signal generator for a television receiver
US4316210A (en) * 1980-08-28 1982-02-16 Rca Corporation Video signal processing apparatus
US4316214A (en) * 1980-08-29 1982-02-16 Rca Corporation Keying signal generator with input control for false output immunity
US4338630A (en) * 1980-12-15 1982-07-06 Zenith Radio Corporation One-chip chroma/luma IC: D.C. coupling reduction circuit
US4351003A (en) * 1981-04-20 1982-09-21 Rca Corporation Automatic video signal peaking control

Also Published As

Publication number Publication date
DE3234797C2 (de) 1986-03-27
ES515745A0 (es) 1983-07-01
AU557339B2 (en) 1986-12-18
DE3234797A1 (de) 1983-03-31
GB2106746A (en) 1983-04-13
US4386369A (en) 1983-05-31
AU8842282A (en) 1983-03-31
AT387483B (de) 1989-01-25
KR840001984A (ko) 1984-06-07
ATA353382A (de) 1988-06-15
CA1179053A (en) 1984-12-04
GB2106746B (en) 1985-10-23
IT1159095B (it) 1987-02-25
IT8223361A0 (it) 1982-09-21
KR880001927B1 (ko) 1988-09-30
JPH0322753B2 (OSRAM) 1991-03-27
JPS5866468A (ja) 1983-04-20
FR2513466B1 (fr) 1988-06-10
ES8308188A1 (es) 1983-07-01
FR2513466A1 (fr) 1983-03-25

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)