TW548961B - Multiple sampling via a time-indexed method to achieve wide dynamic ranges - Google Patents

Multiple sampling via a time-indexed method to achieve wide dynamic ranges Download PDF

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Publication number
TW548961B
TW548961B TW090103986A TW90103986A TW548961B TW 548961 B TW548961 B TW 548961B TW 090103986 A TW090103986 A TW 090103986A TW 90103986 A TW90103986 A TW 90103986A TW 548961 B TW548961 B TW 548961B
Authority
TW
Taiwan
Prior art keywords
memory
scope
sensor array
patent application
image sensor
Prior art date
Application number
TW090103986A
Other languages
English (en)
Chinese (zh)
Inventor
David Xiao-Dong Yang
Zhonghan Deng
Original Assignee
Pixim 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 Pixim Inc filed Critical Pixim Inc
Application granted granted Critical
Publication of TW548961B publication Critical patent/TW548961B/zh

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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
    • H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
    • H04N1/00281—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal
    • H04N1/00307—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal with a mobile telephone apparatus
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/40—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled
    • H04N25/44—Extracting pixel data from image sensors by controlling scanning circuits, e.g. by modifying the number of pixels sampled or to be sampled by partially reading an SSIS array
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/50—Control of the SSIS exposure
    • H04N25/57—Control of the dynamic range
    • H04N25/58—Control of the dynamic range involving two or more exposures
    • H04N25/587—Control of the dynamic range involving two or more exposures acquired sequentially, e.g. using the combination of odd and even image fields
    • H04N25/589—Control of the dynamic range involving two or more exposures acquired sequentially, e.g. using the combination of odd and even image fields with different integration times, e.g. short and long exposures
    • 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
    • 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
    • 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
    • H04N25/772—Pixel circuitry, e.g. memories, A/D converters, pixel amplifiers, shared circuits or shared components comprising A/D, V/T, V/F, I/T or I/F converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0008—Connection or combination of a still picture apparatus with another apparatus
    • H04N2201/0065—Converting image data to a format usable by the connected apparatus or vice versa
    • H04N2201/0068—Converting from still picture data

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Image Input (AREA)
  • Solid State Image Pick-Up Elements (AREA)
  • Studio Devices (AREA)
TW090103986A 2000-02-22 2001-02-21 Multiple sampling via a time-indexed method to achieve wide dynamic ranges TW548961B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18409500P 2000-02-22 2000-02-22
US18409600P 2000-02-22 2000-02-22
US09/567,786 US6975355B1 (en) 2000-02-22 2000-05-09 Multiple sampling via a time-indexed method to achieve wide dynamic ranges

Publications (1)

Publication Number Publication Date
TW548961B true TW548961B (en) 2003-08-21

Family

ID=27391781

Family Applications (1)

Application Number Title Priority Date Filing Date
TW090103986A TW548961B (en) 2000-02-22 2001-02-21 Multiple sampling via a time-indexed method to achieve wide dynamic ranges

Country Status (7)

Country Link
US (1) US6975355B1 (enExample)
EP (1) EP1143707B1 (enExample)
JP (1) JP4928674B2 (enExample)
KR (1) KR100778824B1 (enExample)
CN (1) CN100490506C (enExample)
DE (1) DE60141309D1 (enExample)
TW (1) TW548961B (enExample)

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Also Published As

Publication number Publication date
EP1143707B1 (en) 2010-02-17
KR100778824B1 (ko) 2007-11-22
EP1143707A3 (en) 2004-01-02
EP1143707A2 (en) 2001-10-10
CN100490506C (zh) 2009-05-20
DE60141309D1 (de) 2010-04-01
US6975355B1 (en) 2005-12-13
JP4928674B2 (ja) 2012-05-09
CN1340962A (zh) 2002-03-20
KR20010083872A (ko) 2001-09-03
JP2001285721A (ja) 2001-10-12

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