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2008 Fiscal Year Final Research Report

A high performance CMOS image sensor with high sensitivity and wide dynamic range

Research Project

  • PDF
Project/Area Number 19360151
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Electron device/Electronic equipment
Research InstitutionTohoku University

Principal Investigator

SUGAWA Shigetoshi  Tohoku University, 大学院・工学研究科, 教授 (70321974)

Project Period (FY) 2007 – 2008
Keywords電子デバイス / 集積回路 / イメージセンサ
Research Abstract

横型オーバーフロー蓄積容量構造を画素内に設け, 画素内の光電変換部のPN接合構造, 絶縁膜界面, 素子分離界面, コンタクトシリサイド界面等の最適化を図り, 垂直走査回路, 水平走査回路, 雑音除去回路設計を改善したイメージセンサチップを設計, 試作した. その結果, 課題であった感度向上とダイナミックレンジ拡大のトレードオフを解消し, 暗時性能を1桁以上向上させた撮像技術の基礎を築くことができた.

  • Research Products

    (8 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (3 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] A Very Low Dark Current Temperature-Resistant Wide Dynamic Range Complementary Metal Oxide Semiconductor Image Sensor2008

    • Author(s)
      Koichi Mizobuchi, Satoru Adachi, Jose Tajada,Hiromichi Oshikubo, Nana Akahane and Shigetoshi Sugawa
    • Journal Title

      Japanese Journal of Applied Physics 47

      Pages: 5390-5395

    • Peer Reviewed
  • [Journal Article] High Sensitivity Dynamic Range Enhanced CMOS Imager with Noise Suppression2008

    • Author(s)
      Satoru Adachi, Woonhee Lee, Nana Akahane, Hiromichi Oshikubo, Koichi Mizobuchi and Shigetoshi Sugawa
    • Journal Title

      Japanese Journal of Applied Physics 47

      Pages: 2761-2766

    • Peer Reviewed
  • [Journal Article] A 200-μV/e^-CMOS Image Sensor With 100k-e^-Full Well Capacity2008

    • Author(s)
      Satoru Adachi, Woonhee Lee, Nana Akahane, Hiromichi Oshikubo, Koichi Mizobuchi and Shigetoshi Sugawa
    • Journal Title

      IEEE Journal of Solid-State Circuits 43

      Pages: 823-830

    • Peer Reviewed
  • [Journal Article] 高温下の耐性・撮像性能を改善した広ダイナミックレンジCMOSイメージセンサ2008

    • Author(s)
      溝渕孝一, 足立理, 山下友和, 岡村誠一郎, 押久保弘道, 赤羽奈々, 須川成利
    • Journal Title

      映像情報メディア学会誌 62

      Pages: 368-375

    • Peer Reviewed
  • [Presentation] The Dynamic-R ange Enhancement Technology for CMOS Image Sensors2008

    • Author(s)
      Shigetoshi Sugawa et.al.
    • Organizer
      International Conference on Solid State Devices and Materials
    • Place of Presentation
      つくば
    • Year and Date
      2008-09-25
  • [Presentation] Recent Progress on Wide Dynamic Range Image Sensors2007

    • Author(s)
      Shigetoshi Sugawa et.al.
    • Organizer
      International Display Workshops
    • Place of Presentation
      札幌
    • Year and Date
      2007-12-05
  • [Presentation] A High S/N Ratio and High Full Well Capacity CMOS Image Sensor with Active Pixel Readout Feedback Operation2007

    • Author(s)
      Woonhee Lee et.al.
    • Organizer
      IEEE Asian Solid-State Circuits Conference
    • Place of Presentation
      Jeju, Korea
    • Year and Date
      2007-11-14
  • [Patent(Industrial Property Rights)] Solid-state imaging device, line sensor and optical sensor and method of operating solid-state imaging device2009

    • Inventor(s)
      須川成利
    • Industrial Property Rights Holder
      東北大学
    • Industrial Property Number
      特許United State Patent, 7,518,143
    • Filing Date
      2009-04-14

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Published: 2010-06-10   Modified: 2016-04-21  

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