DE60005332T2 - Virtuelle wahrheitsgetreue farblichtverstärkung - Google Patents

Virtuelle wahrheitsgetreue farblichtverstärkung Download PDF

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Publication number
DE60005332T2
DE60005332T2 DE60005332T DE60005332T DE60005332T2 DE 60005332 T2 DE60005332 T2 DE 60005332T2 DE 60005332 T DE60005332 T DE 60005332T DE 60005332 T DE60005332 T DE 60005332T DE 60005332 T2 DE60005332 T2 DE 60005332T2
Authority
DE
Germany
Prior art keywords
color
image
point
digital
dynamic range
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
DE60005332T
Other languages
German (de)
English (en)
Other versions
DE60005332D1 (de
Inventor
G. Brian JAMES
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.)
Eyeq Imaging Inc
Original Assignee
Athentech Technologies Inc
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 Athentech Technologies Inc filed Critical Athentech Technologies Inc
Application granted granted Critical
Publication of DE60005332D1 publication Critical patent/DE60005332D1/de
Publication of DE60005332T2 publication Critical patent/DE60005332T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T11/00—2D [Two Dimensional] image generation
    • G06T11/60—Editing figures and text; Combining figures or text
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/82—Camera processing pipelines; Components thereof for controlling camera response irrespective of the scene brightness, e.g. gamma correction
    • H04N23/83—Camera processing pipelines; Components thereof for controlling camera response irrespective of the scene brightness, e.g. gamma correction specially adapted for colour signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Processing Or Creating Images (AREA)
  • Color Image Communication Systems (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Toys (AREA)
  • Luminescent Compositions (AREA)
  • Holo Graphy (AREA)
DE60005332T 1999-04-13 2000-04-10 Virtuelle wahrheitsgetreue farblichtverstärkung Expired - Lifetime DE60005332T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12904199P 1999-04-13 1999-04-13
US129041P 1999-04-13
PCT/CA2000/000400 WO2000062528A1 (en) 1999-04-13 2000-04-10 Virtual true color light amplification

Publications (2)

Publication Number Publication Date
DE60005332D1 DE60005332D1 (de) 2003-10-23
DE60005332T2 true DE60005332T2 (de) 2004-06-17

Family

ID=22438204

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60005332T Expired - Lifetime DE60005332T2 (de) 1999-04-13 2000-04-10 Virtuelle wahrheitsgetreue farblichtverstärkung

Country Status (13)

Country Link
EP (1) EP1177678B1 (enExample)
JP (1) JP4841039B2 (enExample)
KR (1) KR20010113791A (enExample)
CN (1) CN1179546C (enExample)
AT (1) ATE250309T1 (enExample)
AU (1) AU771979B2 (enExample)
CA (1) CA2368544C (enExample)
DE (1) DE60005332T2 (enExample)
GB (1) GB2363933B (enExample)
HK (1) HK1048213B (enExample)
MX (1) MXPA01010248A (enExample)
NZ (1) NZ514714A (enExample)
WO (1) WO2000062528A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101893793B1 (ko) 2011-05-17 2018-10-04 삼성전자주식회사 컴퓨터 그래픽 영상의 실감도 증강을 위한 장치 및 방법
BR112014027815B1 (pt) * 2012-10-08 2022-03-15 Koninklijke Philips N.V. Aparelho de processamento de cor de imagem, codificador de imagem, decodificador de imagem e método de processamento de cor de imagem
CN108711142B (zh) * 2018-05-22 2020-09-29 深圳市华星光电技术有限公司 图像处理方法及图像处理装置
CN109272459B (zh) 2018-08-20 2020-12-01 Oppo广东移动通信有限公司 图像处理方法、装置、存储介质及电子设备
CN108900819B (zh) 2018-08-20 2020-09-15 Oppo广东移动通信有限公司 图像处理方法、装置、存储介质及电子设备

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3684825A (en) * 1971-02-19 1972-08-15 Rca Corp Contrast compression circuits
JPS59163953A (ja) * 1983-03-08 1984-09-17 Canon Inc 画像処理装置
US4736244A (en) * 1984-12-12 1988-04-05 Fuji Photo Film Co., Ltd. Color film inspection system and data output method therefor
US4729016A (en) * 1985-05-06 1988-03-01 Eastman Kodak Company Digital color image processing method and apparatus employing three color reproduction functions for adjusting both tone scale and color balance
US5398123A (en) * 1988-08-31 1995-03-14 Canon Kabushiki Kaisha Image processing method and apparatus capable of automatic color masking
JP2748678B2 (ja) * 1990-10-09 1998-05-13 松下電器産業株式会社 階調補正方法および階調補正装置
EP0603908A3 (en) * 1992-12-25 1996-02-07 Dainippon Screen Mfg Method and apparatus for converting image signals.
JP3335507B2 (ja) * 1995-09-19 2002-10-21 京セラミタ株式会社 カラー画像調整装置およびカラー画像調整方法
US5818975A (en) * 1996-10-28 1998-10-06 Eastman Kodak Company Method and apparatus for area selective exposure adjustment

Also Published As

Publication number Publication date
WO2000062528A1 (en) 2000-10-19
CN1354950A (zh) 2002-06-19
EP1177678A1 (en) 2002-02-06
JP2002542678A (ja) 2002-12-10
HK1048213B (zh) 2005-09-16
CA2368544C (en) 2006-10-03
CA2368544A1 (en) 2000-10-19
HK1048213A1 (en) 2003-03-21
AU771979B2 (en) 2004-04-08
NZ514714A (en) 2003-11-28
MXPA01010248A (es) 2003-07-21
ATE250309T1 (de) 2003-10-15
KR20010113791A (ko) 2001-12-28
GB0124644D0 (en) 2001-12-05
EP1177678B1 (en) 2003-09-17
JP4841039B2 (ja) 2011-12-21
DE60005332D1 (de) 2003-10-23
AU3800100A (en) 2000-11-14
CN1179546C (zh) 2004-12-08
GB2363933A (en) 2002-01-09
GB2363933B (en) 2003-08-27

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: HEBING, N., DIPL.-PHYS., PAT.-ANW., 61231 BAD NAUH

8364 No opposition during term of opposition