Patent · US Expired

Image sensors with improved signal to noise ratio

US6822213B2 · kind B2 · utility

22Cited by
71References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 19, 2003
Grant dateNov 23, 2004
Priority date
Expiry dateMay 19, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10F39/803
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image sensor array including a first plurality of unit cells coupled to a first sense amplifier, and a second plurality of unit cells coupled to a second sense amplifier, where the first plurality and the second plurality are substantially electrically isolated from each other.

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