DE3175866D1 - Method for lightness imaging - Google Patents

Method for lightness imaging

Info

Publication number
DE3175866D1
DE3175866D1 DE8181106677T DE3175866T DE3175866D1 DE 3175866 D1 DE3175866 D1 DE 3175866D1 DE 8181106677 T DE8181106677 T DE 8181106677T DE 3175866 T DE3175866 T DE 3175866T DE 3175866 D1 DE3175866 D1 DE 3175866D1
Authority
DE
Germany
Prior art keywords
lightness
imaging
lightness imaging
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
Application number
DE8181106677T
Other languages
English (en)
Inventor
John J Mccann
Jonathan A Frankle
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.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of DE3175866D1 publication Critical patent/DE3175866D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/28—Circuitry to measure or to take account of the object contrast
    • G06T5/94—
DE8181106677T 1980-08-29 1981-08-27 Method for lightness imaging Expired DE3175866D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/182,636 US4384336A (en) 1980-08-29 1980-08-29 Method and apparatus for lightness imaging

Publications (1)

Publication Number Publication Date
DE3175866D1 true DE3175866D1 (en) 1987-02-26

Family

ID=22669366

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181106677T Expired DE3175866D1 (en) 1980-08-29 1981-08-27 Method for lightness imaging

Country Status (6)

Country Link
US (1) US4384336A (de)
EP (1) EP0046988B1 (de)
JP (1) JPS5786973A (de)
AU (1) AU547927B2 (de)
CA (1) CA1180438A (de)
DE (1) DE3175866D1 (de)

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US20050073702A1 (en) * 2003-10-02 2005-04-07 Doron Shaked Robust recursive envelope operators for fast retinex-type processing
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US7974487B2 (en) * 2007-04-17 2011-07-05 Kabushiki Kaisha Toshiba System and method for image white balance adjustment
US8897524B2 (en) * 2007-10-29 2014-11-25 Ramot At Tel-Aviv University Ltd. Method and device for processing computerized tomography images
EP2235677A1 (de) * 2007-12-20 2010-10-06 Ramot at Tel-Aviv University Ltd. Verfahren und vorrichtung zum verarbeiten von bildern
KR20100038688A (ko) * 2008-10-06 2010-04-15 엘지전자 주식회사 이동 단말기 및 이동 단말기의 유저 인터페이스
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Also Published As

Publication number Publication date
JPH0225551B2 (de) 1990-06-04
JPS5786973A (en) 1982-05-31
AU547927B2 (en) 1985-11-14
AU7463781A (en) 1982-03-04
EP0046988A3 (en) 1983-05-11
EP0046988B1 (de) 1987-01-21
EP0046988A2 (de) 1982-03-10
US4384336A (en) 1983-05-17
CA1180438A (en) 1985-01-02

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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