Patent · US Expired

Method of automatically adjusting focus in a shutterless digital camera

US6683651B1 · kind B1 · utility

6Cited by
8References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1999
Grant dateJan 27, 2004
Priority date
Expiry dateOct 28, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N23/959
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method of automatically focusing an object image to be captured, comprising storing temporarily a series of images transmitted through a primary lens system, said primary lens system having a stationary lens member and at least one moving lens member; determining a best focused image in said series of temporarily stored images; and moving said at least one moving lens to a determined focused position.

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