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
Authority: FR; France
Prior art keywords: image; dark areas; smoothing method; space smoothing; space
Prior art date: 2000-12-05
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.)

2000-12-05

Filing date

2000-12-05

Publication date

2003-10-03

2000-12-05 Priority to FR0015948A priority Critical patent/FR2817694B1/fr

2000-12-05 Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS

2001-11-23 Priority to EP01270053A priority patent/EP1342367B1/fr

2001-11-23 Priority to AU2002221886A priority patent/AU2002221886A1/en

2001-11-23 Priority to JP2002548974A priority patent/JP4039245B2/ja

2001-11-23 Priority to US10/433,805 priority patent/US7245782B2/en

2001-11-23 Priority to PCT/EP2001/013652 priority patent/WO2002047375A2/fr

2001-11-23 Priority to DE60134263T priority patent/DE60134263D1/de

2002-06-07 Publication of FR2817694A1 publication Critical patent/FR2817694A1/fr

2003-10-03 Application granted granted Critical

2003-10-03 Publication of FR2817694B1 publication Critical patent/FR2817694B1/fr

2020-12-05 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
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
US10/433,805 US7245782B2 (en)	2000-12-05	2001-11-23	Spatial smoothing process and device for dark regions of an image
EP01270053A EP1342367B1 (fr)	2000-12-05	2001-11-23	Procede et dispositif de lissage spatial pour zones foncees d'une 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

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
AU2003201136A1 (en) *	2002-02-06	2003-09-02	Koninklijke Philips Electronics N.V.	Unit for and method of segmentation
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
TWI343220B (en) *	2005-05-19	2011-06-01	Mstar Semiconductor Inc	Noise reduction method
EP1917640A2 (fr)	2005-08-17	2008-05-07	Nxp B.V.	Procede et agencement permettant de supprimer le bruit dans des sequences de signaux numeriques, programme informatique correspondant et support de stockage lisible par ordinateur correspondant
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
DE4222804A1 (de) *	1991-07-10	1993-04-01	Raytheon Co	Einrichtung und verfahren zur automatischen visuellen pruefung elektrischer und elektronischer baueinheiten
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
DE69724412D1 (de) *	1997-05-12	2003-10-02	St Microelectronics Srl	Adaptive Intra-Bild-Gauss-Rauschminderung unter Verwendung von unscharfer Logik
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
CA2279797C (fr) *	1999-08-06	2010-01-05	Demin Wang	Methode d'interpolation temporelle d'une sequence d'images au utilisant une analyse d'image fondee sur les objets

2000
- 2000-12-05 FR FR0015948A patent/FR2817694B1/fr not_active Expired - Fee Related
2001
- 2001-11-23 WO PCT/EP2001/013652 patent/WO2002047375A2/fr active IP Right Grant
- 2001-11-23 DE DE60134263T patent/DE60134263D1/de not_active Expired - Lifetime
- 2001-11-23 US US10/433,805 patent/US7245782B2/en not_active Expired - Lifetime
- 2001-11-23 EP EP01270053A patent/EP1342367B1/fr not_active Expired - Lifetime
- 2001-11-23 AU AU2002221886A patent/AU2002221886A1/en not_active Abandoned
- 2001-11-23 JP JP2002548974A patent/JP4039245B2/ja not_active Expired - Fee Related

Also Published As

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

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Legal Events

Date	Code	Title	Description
2010-09-24	ST	Notification of lapse	Effective date: 20100831