Patent · US Expired

Method and apparatus for increasing signal to noise ratio

US7433093B2 · kind B2 · utility

0Cited by
14References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 2006
Grant dateOct 7, 2008
Priority date
Expiry dateApr 24, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/00055
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method for increasing signal to noise ratio is disclosed. The method can automatically detect saturation output voltage of the photosensors via adjusting exposure time or illumination intensity so as to obtain optimum output voltage of the photosensors as well as high signal to noise ratio that can generate high quality images.

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