Patent · US Expired

System and method for detecting an object using pulsed light

US7079974B2 · kind B2 · utility

3Cited by
28References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 2002
Grant dateJul 18, 2006
Priority date
Expiry dateMar 9, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N23/56
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system and method for detecting an object is provided. The method includes emitting a light pulse. The method further includes receiving a reflection of the light pulse. The method further includes indicating a presence of the object from the received light pulse. Finally, the method includes adjusting sensitivity of the indicating step based on an elapsed time from the emission.

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