FR2743144B1 - Procede de determination d'une energie lumineuse mesuree par un capteur - Google Patents

Procede de determination d'une energie lumineuse mesuree par un capteur

Info

Publication number
FR2743144B1
FR2743144B1 FR9515670A FR9515670A FR2743144B1 FR 2743144 B1 FR2743144 B1 FR 2743144B1 FR 9515670 A FR9515670 A FR 9515670A FR 9515670 A FR9515670 A FR 9515670A FR 2743144 B1 FR2743144 B1 FR 2743144B1
Authority
FR
France
Prior art keywords
sensor
determining
light energy
energy measured
measured
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
FR9515670A
Other languages
English (en)
Other versions
FR2743144A1 (fr
Inventor
Alain Frederic
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.)
Sagemcom Documents SAS
Original Assignee
Sagem 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 Sagem SA filed Critical Sagem SA
Priority to FR9515670A priority Critical patent/FR2743144B1/fr
Publication of FR2743144A1 publication Critical patent/FR2743144A1/fr
Application granted granted Critical
Publication of FR2743144B1 publication Critical patent/FR2743144B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4209—Photoelectric exposure meters for determining the exposure time in recording or reproducing
    • G01J1/4223—Photoelectric exposure meters for determining the exposure time in recording or reproducing specially adapted for copy - or printing apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Input (AREA)
FR9515670A 1995-12-28 1995-12-28 Procede de determination d'une energie lumineuse mesuree par un capteur Expired - Lifetime FR2743144B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9515670A FR2743144B1 (fr) 1995-12-28 1995-12-28 Procede de determination d'une energie lumineuse mesuree par un capteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9515670A FR2743144B1 (fr) 1995-12-28 1995-12-28 Procede de determination d'une energie lumineuse mesuree par un capteur

Publications (2)

Publication Number Publication Date
FR2743144A1 FR2743144A1 (fr) 1997-07-04
FR2743144B1 true FR2743144B1 (fr) 1998-01-30

Family

ID=9486091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9515670A Expired - Lifetime FR2743144B1 (fr) 1995-12-28 1995-12-28 Procede de determination d'une energie lumineuse mesuree par un capteur

Country Status (1)

Country Link
FR (1) FR2743144B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216503A (en) * 1979-03-26 1980-08-05 Xerox Corporation Signal restoration and gain control for image viewing devices
JPS63228882A (ja) * 1987-03-17 1988-09-22 Minolta Camera Co Ltd 画像信号処理方式
JPH0341876A (ja) * 1989-07-07 1991-02-22 Fuji Photo Film Co Ltd 画像信号補正方法
US5086343A (en) * 1990-05-11 1992-02-04 Eastman Kodak Company Method and apparatus for compensating for sensitivity variations in the output of a solid state image sensor
US5047861A (en) * 1990-07-31 1991-09-10 Eastman Kodak Company Method and apparatus for pixel non-uniformity correction

Also Published As

Publication number Publication date
FR2743144A1 (fr) 1997-07-04

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
TP Transmission of property
TP Transmission of property
TP Transmission of property

Owner name: SAGEMCOM DOCUMENTS SAS, FR

Effective date: 20111005

PLFP Fee payment

Year of fee payment: 20