FR2817694B1 - Procede et dispositif de lissage spatial pour les zones sombres d'une image - Google Patents

Procede et dispositif de lissage spatial pour les zones sombres d'une image

Info

Publication number
FR2817694B1
FR2817694B1 FR0015948A FR0015948A FR2817694B1 FR 2817694 B1 FR2817694 B1 FR 2817694B1 FR 0015948 A FR0015948 A FR 0015948A FR 0015948 A FR0015948 A FR 0015948A FR 2817694 B1 FR2817694 B1 FR 2817694B1
Authority
FR
France
Prior art keywords
image
dark areas
smoothing method
space smoothing
space
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 - Fee Related
Application number
FR0015948A
Other languages
English (en)
Other versions
FR2817694A1 (fr
Inventor
Patrice Alexendre
Jean Yves Babonneau
Meur Olivier Le
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
Priority to FR0015948A priority Critical patent/FR2817694B1/fr
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Priority to DE60134263T priority patent/DE60134263D1/de
Priority to AU2002221886A priority patent/AU2002221886A1/en
Priority to US10/433,805 priority patent/US7245782B2/en
Priority to PCT/EP2001/013652 priority patent/WO2002047375A2/fr
Priority to JP2002548974A priority patent/JP4039245B2/ja
Priority to EP01270053A priority patent/EP1342367B1/fr
Publication of FR2817694A1 publication Critical patent/FR2817694A1/fr
Application granted granted Critical
Publication of FR2817694B1 publication Critical patent/FR2817694B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
FR0015948A 2000-12-05 2000-12-05 Procede et dispositif de lissage spatial pour les zones sombres d'une image Expired - Fee Related FR2817694B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0015948A FR2817694B1 (fr) 2000-12-05 2000-12-05 Procede et dispositif de lissage spatial pour les zones sombres d'une image
AU2002221886A AU2002221886A1 (en) 2000-12-05 2001-11-23 Spatial smoothing process and device for dark regions of an image
US10/433,805 US7245782B2 (en) 2000-12-05 2001-11-23 Spatial smoothing process and device for dark regions of an image
PCT/EP2001/013652 WO2002047375A2 (fr) 2000-12-05 2001-11-23 Procede et dispositif de lissage spatial pour zones foncees d'une image
DE60134263T DE60134263D1 (de) 2000-12-05 2001-11-23 Prozess und vorrichtung zur räumlichen glättung für dunkle regionen eines bildes
JP2002548974A JP4039245B2 (ja) 2000-12-05 2001-11-23 画像の暗領域の空間平滑化方法及び装置
EP01270053A EP1342367B1 (fr) 2000-12-05 2001-11-23 Procede et dispositif de lissage spatial pour zones foncees d'une image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0015948A FR2817694B1 (fr) 2000-12-05 2000-12-05 Procede et dispositif de lissage spatial pour les zones sombres d'une image

Publications (2)

Publication Number Publication Date
FR2817694A1 FR2817694A1 (fr) 2002-06-07
FR2817694B1 true FR2817694B1 (fr) 2003-10-03

Family

ID=8857393

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0015948A Expired - Fee Related FR2817694B1 (fr) 2000-12-05 2000-12-05 Procede et dispositif de lissage spatial pour les zones sombres d'une image

Country Status (7)

Country Link
US (1) US7245782B2 (fr)
EP (1) EP1342367B1 (fr)
JP (1) JP4039245B2 (fr)
AU (1) AU2002221886A1 (fr)
DE (1) DE60134263D1 (fr)
FR (1) FR2817694B1 (fr)
WO (1) WO2002047375A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3920777B2 (ja) * 2001-01-31 2007-05-30 三洋電機株式会社 画像処理回路
KR20040093708A (ko) * 2002-02-06 2004-11-08 코닌클리케 필립스 일렉트로닉스 엔.브이. 세그먼테이션용 유닛 및 방법
EP1394742B1 (fr) * 2002-08-23 2007-12-12 STMicroelectronics S.r.l. Procédé de filtrage du bruit dans une séquence d'mages
US7508550B2 (en) * 2004-06-17 2009-03-24 Fujifilm Corporation Image correcting apparatus and method, and image correcting program, and look-up table creating apparatus and method, and look-up table creating program
TWI336595B (en) * 2005-05-19 2011-01-21 Mstar Semiconductor Inc Noise reduction method
CN101258523B (zh) * 2005-08-17 2012-10-03 Nxp股份有限公司 用于抑制数字信号序列中噪声的方法和装置
KR100721543B1 (ko) * 2005-10-11 2007-05-23 (주) 넥스트칩 통계적 정보를 이용하여 노이즈를 제거하는 영상 처리 방법및 시스템
GB0905317D0 (en) * 2008-07-14 2009-05-13 Musion Ip Ltd Video processing and telepresence system and method
JP5841968B2 (ja) * 2013-05-31 2016-01-13 京セラドキュメントソリューションズ株式会社 画像読取装置、画像形成装置およびプログラム

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4245239A (en) * 1977-07-01 1981-01-13 Quadricolor Technology L.P. Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of high color saturation
JP2543567B2 (ja) * 1988-04-07 1996-10-16 株式会社日立製作所 ダイナミックノイズリダクション回路及びこれを用いたテレビジョン受信機
JPH04240261A (ja) * 1991-01-24 1992-08-27 Hitachi Ltd 画像認識装置及び柄合せ裁断装置
US5187754A (en) * 1991-04-30 1993-02-16 General Electric Company Forming, with the aid of an overview image, a composite image from a mosaic of images
US5442462A (en) * 1992-06-10 1995-08-15 D.V.P. Technologies Ltd. Apparatus and method for smoothing images
JPH05223532A (ja) * 1991-07-10 1993-08-31 Raytheon Co 自動視覚検査システム
US5949924A (en) * 1995-10-06 1999-09-07 Ricoh Company, Ltd. Image processing apparatus, method and computer program product
US5929940A (en) * 1995-10-25 1999-07-27 U.S. Philips Corporation Method and device for estimating motion between images, system for encoding segmented images
US5923775A (en) * 1996-04-04 1999-07-13 Eastman Kodak Company Apparatus and method for signal dependent noise estimation and reduction in digital images
EP0878776B1 (fr) * 1997-05-12 2003-08-27 STMicroelectronics S.r.l. Réduction adaptative intra-trame du bruit gaussien utilisant la logique floue
FR2779257B1 (fr) * 1998-05-27 2000-08-11 France Telecom Procede de detection de la profondeur relative entre objets dans une image a partir d'un couple d'images
KR100301113B1 (ko) * 1998-08-05 2001-09-06 오길록 윤곽선 추적에 의한 동영상 객체 분할 방법
US6134345A (en) * 1998-08-28 2000-10-17 Ultimatte Corporation Comprehensive method for removing from an image the background surrounding a selected subject
US6625333B1 (en) * 1999-08-06 2003-09-23 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Industry Through Communications Research Centre Method for temporal interpolation of an image sequence using object-based image analysis

Also Published As

Publication number Publication date
WO2002047375A3 (fr) 2002-09-12
JP4039245B2 (ja) 2008-01-30
FR2817694A1 (fr) 2002-06-07
EP1342367B1 (fr) 2008-05-28
EP1342367A2 (fr) 2003-09-10
US20040028289A1 (en) 2004-02-12
JP2004515977A (ja) 2004-05-27
WO2002047375A2 (fr) 2002-06-13
DE60134263D1 (de) 2008-07-10
US7245782B2 (en) 2007-07-17
AU2002221886A1 (en) 2002-06-18

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Legal Events

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Effective date: 20100831