AU2002235279A1 - Dynamic range extension for cmos image sensors - Google Patents

Dynamic range extension for cmos image sensors

Info

Publication number
AU2002235279A1
AU2002235279A1 AU2002235279A AU3527902A AU2002235279A1 AU 2002235279 A1 AU2002235279 A1 AU 2002235279A1 AU 2002235279 A AU2002235279 A AU 2002235279A AU 3527902 A AU3527902 A AU 3527902A AU 2002235279 A1 AU2002235279 A1 AU 2002235279A1
Authority
AU
Australia
Prior art keywords
dynamic range
image sensors
cmos image
range extension
extension
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.)
Abandoned
Application number
AU2002235279A
Inventor
Eric R. Fossum
Barna L. Sandor
Yibing Wang (Michelle)
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.)
Micron Technology Inc
Original Assignee
Photobit 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 Photobit Corp filed Critical Photobit Corp
Publication of AU2002235279A1 publication Critical patent/AU2002235279A1/en
Abandoned legal-status Critical Current

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
    • 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
    • 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
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • 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
    • 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
    • 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
    • H04N25/71—Charge-coupled device [CCD] sensors; Charge-transfer registers specially adapted for CCD sensors
    • H04N25/75—Circuitry for providing, modifying or processing image signals from the pixel array
    • 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
    • H04N25/78—Readout circuits for addressed sensors, e.g. output amplifiers or A/D converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Studio Devices (AREA)
AU2002235279A 2000-10-20 2001-10-19 Dynamic range extension for cmos image sensors Abandoned AU2002235279A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
USNOTGIVEN 1990-08-27
US24221500P 2000-10-20 2000-10-20
US60/242,215 2000-10-20
US25935200P 2000-12-29 2000-12-29
US60/259,352 2000-12-29
US30751401P 2001-07-23 2001-07-23
US60/307,514 2001-07-23
US10/041,781 US6734905B2 (en) 2000-10-20 2001-10-18 Dynamic range extension for CMOS image sensors
PCT/US2001/051180 WO2002037830A2 (en) 2000-10-20 2001-10-19 Dynamic range extension for cmos image sensors

Publications (1)

Publication Number Publication Date
AU2002235279A1 true AU2002235279A1 (en) 2002-05-15

Family

ID=27399556

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002235279A Abandoned AU2002235279A1 (en) 2000-10-20 2001-10-19 Dynamic range extension for cmos image sensors

Country Status (3)

Country Link
US (1) US6734905B2 (en)
AU (1) AU2002235279A1 (en)
WO (1) WO2002037830A2 (en)

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Also Published As

Publication number Publication date
US6734905B2 (en) 2004-05-11
WO2002037830A3 (en) 2003-05-30
WO2002037830A2 (en) 2002-05-10
US20020057845A1 (en) 2002-05-16

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