Patent · US Expired

Image sensor having dual automatic exposure control

US7430011B2 · kind B2 · utility

10Cited by
13References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 2003
Grant dateSep 30, 2008
Priority date
Expiry dateJun 9, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N25/533
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image sensor formed on an integrated circuit is disclosed. The image sensor comprises an array of pixels including a plurality of bright pixels and a plurality of dark pixels. The image sensor also includes a dark exposure control circuit for controlling the exposure time of the plurality of dark pixels and a bright exposure control circuit for controlling the exposure time of the plurality of bright pixels.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.