The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 01, 2014
Filed:
Dec. 22, 2011
Dong Woo Lee, Daejeon, KR;
Sungyong Shin, Daejeon, KR;
Jeong Mook Lim, Daejeon, KR;
Hee Sook Shin, Daejeon, KR;
Hyun Tae Jeong, Daejeon, KR;
Dong Woo Lee, Daejeon, KR;
Sungyong Shin, Daejeon, KR;
Jeong Mook Lim, Daejeon, KR;
Hee Sook Shin, Daejeon, KR;
Hyun Tae Jeong, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A user interaction apparatus using a pattern image includes: an image output unit for outputting a general image on a display region; a laser radiating unit for radiating laser beams for a pattern image; a pattern image forming unit for forming the pattern image by using the laser beams; a pattern image output unit for outputting the pattern image by overlapping the same on the display region of the general image; and an image acquiring unit for capturing the pattern image output on the display region. The apparatus further includes: an image recognizing unit for recognizing a user input by performing an image processing on the pattern image captured by the image acquiring unit.