Patent · US Active

Method, device, and computer-readable medium for detecting object in display area

US8644554B2 · kind B2 · utility

2Cited by
5References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 2011
Grant dateFeb 4, 2014
Priority date
Expiry dateMar 14, 2032

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F3/0425
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed are a method and a device for detecting an object in a display area. The method comprises a step of generating a first image prepared to be displayed; a step of displaying the generated first image on a screen; a step of capturing a second image of the screen including the display area; and a step of comparing the generated first image with the captured second image so as to detect the object in the display area.

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