DE60311781D1 - Bildsignalnachbearbeitungsverfahren - Google Patents

Bildsignalnachbearbeitungsverfahren

Info

Publication number
DE60311781D1
DE60311781D1 DE60311781T DE60311781T DE60311781D1 DE 60311781 D1 DE60311781 D1 DE 60311781D1 DE 60311781 T DE60311781 T DE 60311781T DE 60311781 T DE60311781 T DE 60311781T DE 60311781 D1 DE60311781 D1 DE 60311781D1
Authority
DE
Germany
Prior art keywords
pixel
procedure
image signal
filtered
signal post
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 - Lifetime
Application number
DE60311781T
Other languages
English (en)
Other versions
DE60311781T2 (de
Inventor
Arnaud Gesnot
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60311781D1 publication Critical patent/DE60311781D1/de
Publication of DE60311781T2 publication Critical patent/DE60311781T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Television Systems (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Cleaning In Electrography (AREA)
  • Image Analysis (AREA)
DE60311781T 2002-03-26 2003-03-11 Bildsignalnachbearbeitungsverfahren Expired - Lifetime DE60311781T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0203775 2002-03-26
FR0203775 2002-03-26
PCT/IB2003/000939 WO2003081534A1 (en) 2002-03-26 2003-03-11 Video signal post-processing method

Publications (2)

Publication Number Publication Date
DE60311781D1 true DE60311781D1 (de) 2007-03-29
DE60311781T2 DE60311781T2 (de) 2007-10-31

Family

ID=28052053

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60311781T Expired - Lifetime DE60311781T2 (de) 2002-03-26 2003-03-11 Bildsignalnachbearbeitungsverfahren

Country Status (9)

Country Link
US (1) US20050163395A1 (de)
EP (1) EP1490835B1 (de)
JP (1) JP2005521310A (de)
KR (1) KR20040111436A (de)
CN (1) CN100371954C (de)
AT (1) ATE354142T1 (de)
AU (1) AU2003208527A1 (de)
DE (1) DE60311781T2 (de)
WO (1) WO2003081534A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7471845B2 (en) 2004-01-06 2008-12-30 Sharp Laboratories Of America, Inc. De-ringing filter
JP4420294B2 (ja) * 2005-06-28 2010-02-24 エルジー ディスプレイ カンパニー リミテッド ミディアンフィルタリング方法及び装置
KR100755679B1 (ko) * 2006-06-08 2007-09-05 삼성전기주식회사 광변조기에서의 변위차를 보상하기 위한 라인 프로파일을생성하는 방법 및 장치
KR101303667B1 (ko) * 2007-08-28 2013-09-04 삼성전자주식회사 의사 윤곽을 탐지 및 제거하는 방법 및 장치, 픽셀의 윤곽여부를 확인하는 방법 및 장치 그리고 심플리시티를계산하는 방법 및 장치
US8265421B2 (en) * 2008-11-06 2012-09-11 Sony Corporation Video system with blocking artifact two-dimensional cross filtering
CN112527793A (zh) * 2020-12-05 2021-03-19 泰州市朗嘉馨网络科技有限公司 水下沉浸时长检测系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2863364B2 (ja) * 1992-02-14 1999-03-03 シャープ株式会社 復号器
US5446501A (en) * 1992-10-22 1995-08-29 Accom, Incorporated Three-dimensional median and recursive filtering apparatus and method for video image enhancement
JP3496734B2 (ja) * 1994-04-30 2004-02-16 ソニー株式会社 エッジ領域検出装置及び方法
JP2813548B2 (ja) * 1994-06-28 1998-10-22 松下電器産業株式会社 条件付フィルタの自動閾値設定方法及びその復号方法
US5850294A (en) * 1995-12-18 1998-12-15 Lucent Technologies Inc. Method and apparatus for post-processing images
JPH10191326A (ja) * 1996-11-08 1998-07-21 Sony Corp 画像処理装置および方法
KR100213089B1 (ko) * 1997-01-29 1999-08-02 윤종용 루프필터링 방법 및 루프필터
KR100219628B1 (ko) * 1997-02-15 1999-09-01 윤종용 루프필터링 방법 및 루프필터
KR100243225B1 (ko) * 1997-07-16 2000-02-01 윤종용 블록화효과 및 링잉잡음 감소를 위한 신호적응필터링방법 및신호적응필터
AU717480B2 (en) * 1998-08-01 2000-03-30 Korea Advanced Institute Of Science And Technology Loop-filtering method for image data and apparatus therefor
DE60023837T2 (de) * 1999-09-28 2006-07-27 Koninklijke Philips Electronics N.V. Vorrichtung und verfahren zur filterung
JP2001346070A (ja) * 2000-06-02 2001-12-14 Alps Electric Co Ltd 画像信号の輪郭検出回路及びそれを備えた画像表示装置
JP2002077909A (ja) * 2000-08-24 2002-03-15 Nippon Telegr & Teleph Corp <Ntt> 画像符号化装置および画像符号化方法およびその方法を記述したプログラムを記録した記録媒体

Also Published As

Publication number Publication date
EP1490835B1 (de) 2007-02-14
JP2005521310A (ja) 2005-07-14
US20050163395A1 (en) 2005-07-28
DE60311781T2 (de) 2007-10-31
WO2003081534A1 (en) 2003-10-02
ATE354142T1 (de) 2007-03-15
KR20040111436A (ko) 2004-12-31
AU2003208527A1 (en) 2003-10-08
CN1643544A (zh) 2005-07-20
EP1490835A1 (de) 2004-12-29
CN100371954C (zh) 2008-02-27

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