FR2884051B1 - Capteur d'image cmos a grande dynamique - Google Patents

Capteur d'image cmos a grande dynamique

Info

Publication number
FR2884051B1
FR2884051B1 FR0503181A FR0503181A FR2884051B1 FR 2884051 B1 FR2884051 B1 FR 2884051B1 FR 0503181 A FR0503181 A FR 0503181A FR 0503181 A FR0503181 A FR 0503181A FR 2884051 B1 FR2884051 B1 FR 2884051B1
Authority
FR
France
Prior art keywords
image sensor
cmos image
high dynamic
dynamic cmos
sensor
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
FR0503181A
Other languages
English (en)
Other versions
FR2884051A1 (fr
Inventor
Louis Brissot
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.)
Teledyne e2v Semiconductors SAS
Original Assignee
Atmel Grenoble 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 Atmel Grenoble SA filed Critical Atmel Grenoble SA
Priority to FR0503181A priority Critical patent/FR2884051B1/fr
Publication of FR2884051A1 publication Critical patent/FR2884051A1/fr
Application granted granted Critical
Publication of FR2884051B1 publication Critical patent/FR2884051B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/571—Control of the dynamic range involving a non-linear response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/70—SSIS architectures; Circuits associated therewith
    • H04N25/76—Addressed sensors, e.g. MOS or CMOS sensors
    • H04N25/77—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Solid State Image Pick-Up Elements (AREA)
FR0503181A 2005-04-01 2005-04-01 Capteur d'image cmos a grande dynamique Expired - Fee Related FR2884051B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0503181A FR2884051B1 (fr) 2005-04-01 2005-04-01 Capteur d'image cmos a grande dynamique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0503181A FR2884051B1 (fr) 2005-04-01 2005-04-01 Capteur d'image cmos a grande dynamique

Publications (2)

Publication Number Publication Date
FR2884051A1 FR2884051A1 (fr) 2006-10-06
FR2884051B1 true FR2884051B1 (fr) 2007-06-01

Family

ID=35427943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0503181A Expired - Fee Related FR2884051B1 (fr) 2005-04-01 2005-04-01 Capteur d'image cmos a grande dynamique

Country Status (1)

Country Link
FR (1) FR2884051B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3037205B1 (fr) * 2015-06-04 2018-07-06 New Imaging Technologies Capteur optique

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5283426A (en) * 1993-05-17 1994-02-01 X-Ray Scanner Corporation Methods and apparatus for obtaining nonlinear responses from photodetector arrays
US6635857B1 (en) * 2000-07-10 2003-10-21 National Semiconductor Corporation Method and apparatus for a pixel cell architecture having high sensitivity, low lag and electronic shutter
DE10301898A1 (de) * 2003-01-17 2004-08-05 Robert Bosch Gmbh Verfahren zur Einstellung eines Bildsensors
FR2855326B1 (fr) * 2003-05-23 2005-07-22 Atmel Grenoble Sa Capteur d'image matriciel en technologie cmos

Also Published As

Publication number Publication date
FR2884051A1 (fr) 2006-10-06

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Legal Events

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