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DE68921106D1 - Digitales Verfahren und System zur Bildveränderung. - Google Patents

Digitales Verfahren und System zur Bildveränderung.

Info

Publication number
DE68921106D1
DE68921106D1 DE68921106T DE68921106T DE68921106D1 DE 68921106 D1 DE68921106 D1 DE 68921106D1 DE 68921106 T DE68921106 T DE 68921106T DE 68921106 T DE68921106 T DE 68921106T DE 68921106 D1 DE68921106 D1 DE 68921106D1
Authority
DE
Germany
Prior art keywords
digital image
modification method
image modification
digital
modification
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
DE68921106T
Other languages
English (en)
Other versions
DE68921106T2 (de
Inventor
Jacques Paulin
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
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of DE68921106D1 publication Critical patent/DE68921106D1/de
Publication of DE68921106T2 publication Critical patent/DE68921106T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • 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
    • G06T2207/10048—Infrared image

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Image Input (AREA)
DE68921106T 1988-07-01 1989-06-26 Digitales Verfahren und System zur Bildveränderung. Expired - Fee Related DE68921106T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8808918A FR2633746A1 (fr) 1988-07-01 1988-07-01 Methode numerique de modification d'image et systeme de mise en oeuvre

Publications (2)

Publication Number Publication Date
DE68921106D1 true DE68921106D1 (de) 1995-03-23
DE68921106T2 DE68921106T2 (de) 1995-09-07

Family

ID=9367975

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68921106T Expired - Fee Related DE68921106T2 (de) 1988-07-01 1989-06-26 Digitales Verfahren und System zur Bildveränderung.

Country Status (5)

Country Link
US (1) US4999711A (de)
EP (1) EP0349075B1 (de)
JP (1) JPH0245885A (de)
DE (1) DE68921106T2 (de)
FR (1) FR2633746A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03201774A (ja) * 1989-12-28 1991-09-03 Fuji Xerox Co Ltd 多値画像入力装置
JP3474031B2 (ja) * 1994-07-11 2003-12-08 日世株式会社 生分解性成形物の製造方法
JP3902894B2 (ja) * 1999-10-15 2007-04-11 理想科学工業株式会社 画像処理装置及び画像処理方法
US6826310B2 (en) * 2001-07-06 2004-11-30 Jasc Software, Inc. Automatic contrast enhancement
JP3652352B2 (ja) * 2001-12-27 2005-05-25 エルジー電子株式会社 フラットパネル表示装置の駆動方法及び装置
US8606037B2 (en) * 2005-08-24 2013-12-10 Intel Corporation Techniques to improve contrast enhancement
US8130184B2 (en) * 2005-10-21 2012-03-06 Hewlett-Packard Development Company L. P. Image pixel transformation
US7609444B2 (en) * 2005-10-21 2009-10-27 Hewlett-Packard Development Company, L.P. Projection partitioning and aligning
US20070091435A1 (en) * 2005-10-21 2007-04-26 Hewlett-Packard Development Company, L.P. Image pixel transformation
US20070091434A1 (en) * 2005-10-21 2007-04-26 Hewlett-Packard Development Company, L.P. Luminance adjustment
US8369645B2 (en) * 2006-05-17 2013-02-05 Sony Corporation Image correction circuit, image correction method and image display
SE531942C2 (sv) * 2007-02-01 2009-09-15 Flir Systems Ab Metod för bildbehandling av IR-bilder innefattande kontrastförhöjande filtrering
US20100245608A1 (en) * 2009-03-25 2010-09-30 Itt Manufacturing Enterprises, Inc. Adaptive method and system for extracting a bright image from a thermal image
CN103552966A (zh) * 2013-11-15 2014-02-05 史浩天 一种环保型纯净水桶吸水器
DE102015119137B3 (de) * 2015-11-06 2017-06-08 Hochschule Rheinmain University Of Applied Sciences Wiesbaden Rüsselsheim Erfindung betreffend Verfahren zur Blendeneinstellung
CN107301635B (zh) * 2017-06-28 2019-11-05 武汉格物优信科技有限公司 一种红外图像细节增强方法与装置
CN110728635B (zh) * 2019-09-10 2023-07-07 中国科学院上海技术物理研究所 一种暗弱目标的对比度增强方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2046051B (en) * 1979-03-29 1983-01-26 Philips Electronic Associated Real time histogram modification system for image processing
FR2538654B1 (fr) * 1979-09-21 1988-12-09 Emi Ltd Procede et appareil pour la commande des niveaux de gris representes par un signal video
GB2129635B (en) * 1979-09-21 1984-12-19 Emi Ltd Controlling the grey levels represented by a video signal
SE426281B (sv) * 1981-05-05 1982-12-20 Ericsson Telefon Ab L M Forfarande for visning pa en bildskerm av utsignaler fran en stralningskenslig detektor
IL70214A (en) * 1983-11-13 1987-10-20 Elscint Ltd Image contrast enhancement arrangement
US4730212A (en) * 1984-01-04 1988-03-08 Itek Corporation Realtime digital diagnostic image processing system
GB8422988D0 (en) * 1984-09-12 1984-10-17 Crosfield Electronics Ltd Colour enhancement
GB8521019D0 (en) * 1985-08-22 1986-10-01 Rank Pullin Controls Ltd Imaging apparatus
US4805123B1 (en) * 1986-07-14 1998-10-13 Kla Instr Corp Automatic photomask and reticle inspection method and apparatus including improved defect detector and alignment sub-systems
US4878114A (en) * 1988-05-10 1989-10-31 University Of Windsor Method and apparatus for assessing surface roughness

Also Published As

Publication number Publication date
DE68921106T2 (de) 1995-09-07
EP0349075B1 (de) 1995-02-15
EP0349075A1 (de) 1990-01-03
US4999711A (en) 1991-03-12
JPH0245885A (ja) 1990-02-15
FR2633746A1 (fr) 1990-01-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee