20-10 可変閾値時間処理による広ダイナミックレンジイメージセンサの検討(第20部門 特殊撮像・新機能新原理のイメージセンサ)

江浦 俊彦; 山崎 俊彦; 相澤 清晴

doi:10.11485/iteac.2004.0__20-10-1_

PROCEEDINGS OF THE ITE ANNUAL CONVENTION

Online ISSN : 2424-2292
Print ISSN : 1343-1846
ISSN-L : 1343-1846

2004

Session ID : 20-10

DOI https://doi.org/10.11485/iteac.2004.0__20-10-1_

Conference information

Name : 2004 ITE Annual Convention

Location : [in Japanese]

Date : August 25, 2004 - August 27, 2004

20-10 Wide Dynamic Range Image Sensor Using Variable Time-threshold Processing

Toshihiko Eura, Toshihiko Yamasaki, Kiyoharu Aizawa

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CONFERENCE PROCEEDINGS FREE ACCESS

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Abstract

CMOS image sensor has a problem of limited dynamic range. In this paper, we propose a variable time-threshold processing method to widen the dynamic range. Character of variable time-threshold sensors is changeable according to threshold function. The threshold function is optimized.

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