AU2002239625A1 - Automatic chroma control circuit with controlled saturation reduction - Google Patents

Automatic chroma control circuit with controlled saturation reduction

Info

Publication number
AU2002239625A1
AU2002239625A1 AU2002239625A AU3962502A AU2002239625A1 AU 2002239625 A1 AU2002239625 A1 AU 2002239625A1 AU 2002239625 A AU2002239625 A AU 2002239625A AU 3962502 A AU3962502 A AU 3962502A AU 2002239625 A1 AU2002239625 A1 AU 2002239625A1
Authority
AU
Australia
Prior art keywords
control circuit
saturation reduction
chroma control
automatic chroma
controlled saturation
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.)
Abandoned
Application number
AU2002239625A
Inventor
Ronald Thomas Keen
Mark Francis Rumreich
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of AU2002239625A1 publication Critical patent/AU2002239625A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/86—Camera processing pipelines; Components thereof for processing colour signals for controlling the colour saturation of colour signals, e.g. automatic chroma control circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
AU2002239625A 2000-12-21 2001-12-18 Automatic chroma control circuit with controlled saturation reduction Abandoned AU2002239625A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/745,223 US6947099B2 (en) 2000-12-21 2000-12-21 Automatic chroma control circuit with controlled saturation reduction
US09/745,223 2000-12-21
PCT/US2001/048789 WO2002051164A2 (en) 2000-12-21 2001-12-18 Automatic chroma control circuit with controlled saturation reduction

Publications (1)

Publication Number Publication Date
AU2002239625A1 true AU2002239625A1 (en) 2002-07-01

Family

ID=24995768

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002239625A Abandoned AU2002239625A1 (en) 2000-12-21 2001-12-18 Automatic chroma control circuit with controlled saturation reduction

Country Status (11)

Country Link
US (1) US6947099B2 (en)
EP (1) EP1344406B1 (en)
JP (1) JP4559025B2 (en)
KR (1) KR100854261B1 (en)
CN (1) CN1213618C (en)
AU (1) AU2002239625A1 (en)
DE (1) DE60127300T2 (en)
MX (1) MXPA03005686A (en)
MY (1) MY129300A (en)
TW (1) TW552798B (en)
WO (1) WO2002051164A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7778721B2 (en) * 2003-01-27 2010-08-17 Applied Materials, Inc. Small lot size lithography bays
JP4956140B2 (en) * 2006-10-30 2012-06-20 株式会社東芝 Auto color control circuit
US8256005B2 (en) * 2007-01-08 2012-08-28 Apple Inc. Protection of audio or video data in a playback device
TWI392364B (en) * 2008-02-29 2013-04-01 Analog Devices Inc Feedback system and apparatus for video compensation

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3740456A (en) 1972-04-10 1973-06-19 Rca Corp Electronic signal processing circuit
US3764734A (en) * 1972-06-07 1973-10-09 Gte Sylvania Inc Automatic peak color control
JPS5527755B2 (en) * 1973-03-20 1980-07-23
JPS5194749A (en) * 1975-02-18 1976-08-19
US3961361A (en) 1975-05-23 1976-06-01 Rca Corporation Gain control arrangement useful in a television signal processing system
US4054905A (en) 1976-10-28 1977-10-18 Rca Corporation Automatic chrominance gain control system
JPS541337U (en) * 1977-06-06 1979-01-06
US4183047A (en) * 1977-12-08 1980-01-08 General Electric Company Chroma level stabilizer
US4466015A (en) * 1982-09-30 1984-08-14 Rca Corporation Automatic color burst magnitude control for a digital television receiver
US4602276A (en) * 1984-04-12 1986-07-22 Rca Corporation Digital signal level overload system
US4635102A (en) * 1984-10-24 1987-01-06 Rca Corporation Chroma signal amplitude control apparatus
EP0193634A1 (en) * 1985-03-07 1986-09-10 Deutsche ITT Industries GmbH Digital amplification controlling integrated circuit for the digital chrominance signal in a digital colour TV receiver
JPS62227291A (en) * 1986-03-29 1987-10-06 Toshiba Corp Automatic color saturation controller
JP3038077B2 (en) * 1992-03-11 2000-05-08 日本ビクター株式会社 Digital ACC circuit and digital chroma killer circuit
JPH05336534A (en) * 1992-06-04 1993-12-17 Sony Corp Level detecting circuit
US6219485B1 (en) * 1997-03-17 2001-04-17 Daewoo Electronics Co., Ltd. Method and apparatus for automatically adjusting the amplitude of a color burst signal
FR2778054B1 (en) * 1998-04-23 2000-07-07 Sgs Thomson Microelectronics DEVICE FOR REGULATING THE AMPLITUDE OF THE CHROMINANCE SIGNAL
JP2000315926A (en) * 1999-04-30 2000-11-14 Mitsubishi Electric Corp Automatic gain control circuit
US6177962B1 (en) * 1999-06-30 2001-01-23 Thomson Licensing S.A. Apparatus and method for preventing oversaturation of chrominance signals

Also Published As

Publication number Publication date
EP1344406A2 (en) 2003-09-17
WO2002051164A3 (en) 2003-02-06
KR20030076591A (en) 2003-09-26
DE60127300D1 (en) 2007-04-26
DE60127300T2 (en) 2007-07-12
US6947099B2 (en) 2005-09-20
MXPA03005686A (en) 2003-10-06
EP1344406B1 (en) 2007-03-14
CN1483290A (en) 2004-03-17
JP2004516762A (en) 2004-06-03
CN1213618C (en) 2005-08-03
TW552798B (en) 2003-09-11
KR100854261B1 (en) 2008-08-26
US20020080282A1 (en) 2002-06-27
WO2002051164A2 (en) 2002-06-27
MY129300A (en) 2007-03-30
JP4559025B2 (en) 2010-10-06

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