Imaging device and electronic device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9876946
SERIAL NO

15220486

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An imaging device with low power consumption is provided. A pixel circuit has a configuration of detecting difference data between data of a reference frame and data of a target frame in a pixel, and a peripheral circuit has a configuration of efficiently converting the difference data by A/D conversion so as to obtain high compressibility. Difference data which is encoded by compression is written into a memory element and read sequentially. At this time, the frequency of a clock signal can be lowered in accordance with the amount of data. The read data is expanded and the expanded data is added to the reference frame to constitute an image.

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Patent Owner(s)

Patent OwnerAddress
SEMICONDUCTOR ENERGY LABORATORY CO LTDKANAGAWA KANAGAWA

International Classification(s)

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  • 2016 Application Filing Year
  • H01L Class
  • 27971 Applications Filed
  • 23507 Patents Issued To-Date
  • 84.05 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ikeda, Takayuki Kanagawa, JP 406 4724

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Patent Citation Ranking

  • 5 Citation Count
  • H01L Class
  • 23.71 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges3689997611243481558461392216162801 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +05001000150020002500300035004000450050005500600065007000750080008500900095001000010500

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