FR2924514B1 - Correction de bruit d'image. - Google Patents

Correction de bruit d'image.

Info

Publication number
FR2924514B1
FR2924514B1 FR0708347A FR0708347A FR2924514B1 FR 2924514 B1 FR2924514 B1 FR 2924514B1 FR 0708347 A FR0708347 A FR 0708347A FR 0708347 A FR0708347 A FR 0708347A FR 2924514 B1 FR2924514 B1 FR 2924514B1
Authority
FR
France
Prior art keywords
pixel
value
image noise
window
correction
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
FR0708347A
Other languages
English (en)
Other versions
FR2924514A1 (fr
Inventor
Gregory Roffet
Frederique Crete
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0708347A priority Critical patent/FR2924514B1/fr
Priority to US12/323,878 priority patent/US8411939B2/en
Publication of FR2924514A1 publication Critical patent/FR2924514A1/fr
Application granted granted Critical
Publication of FR2924514B1 publication Critical patent/FR2924514B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
FR0708347A 2007-11-29 2007-11-29 Correction de bruit d'image. Expired - Fee Related FR2924514B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0708347A FR2924514B1 (fr) 2007-11-29 2007-11-29 Correction de bruit d'image.
US12/323,878 US8411939B2 (en) 2007-11-29 2008-11-26 Image noise correction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0708347A FR2924514B1 (fr) 2007-11-29 2007-11-29 Correction de bruit d'image.

Publications (2)

Publication Number Publication Date
FR2924514A1 FR2924514A1 (fr) 2009-06-05
FR2924514B1 true FR2924514B1 (fr) 2010-08-20

Family

ID=39577485

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0708347A Expired - Fee Related FR2924514B1 (fr) 2007-11-29 2007-11-29 Correction de bruit d'image.

Country Status (2)

Country Link
US (1) US8411939B2 (fr)
FR (1) FR2924514B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100791391B1 (ko) * 2007-01-30 2008-01-07 삼성전자주식회사 노이즈 저감 방법 및 장치
TW201023092A (en) * 2008-12-02 2010-06-16 Nat Univ Tsing Hua 3D face model construction method
US8903189B2 (en) 2011-07-20 2014-12-02 Stmicroelectronics (Grenoble 2) Sas Image processing method
FR2978274B1 (fr) 2011-07-20 2013-08-30 St Microelectronics Grenoble 2 Procede de traitement differencie de zones d'une image
US8982238B2 (en) * 2013-07-02 2015-03-17 Omnivision Technologies, Inc. Multi-target automatic exposure and gain control based on pixel intensity distribution
US9582861B2 (en) * 2015-04-10 2017-02-28 Stmicroelectronics (Grenoble 2) Sas Image processing technique using high frequency data analysis to filter low frequency data by dynamic kernel adjustment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030012453A1 (en) * 2001-07-06 2003-01-16 Jasc Software, Inc. Method for removing defects from images
US7995868B2 (en) * 2004-10-19 2011-08-09 Megachips Corporation Image processing method and image processing device

Also Published As

Publication number Publication date
FR2924514A1 (fr) 2009-06-05
US20090141978A1 (en) 2009-06-04
US8411939B2 (en) 2013-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140731