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:
Nov. 17, 2009
Filed:
Jan. 28, 2006
Applicants:
Sang Hyune Baek, Suwon, KR;
Gyoung IL Cho, Seoul, KR;
Cheong Soo Seo, Seongnam, KR;
Inventors:
Assignees:
Angstrom, Inc., Seongnam, KR;
Stereo Display, Inc., Anaheim, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/08 (2006.01); G06F 3/033 (2006.01);
U.S. Cl.
CPC ...
Abstract
A three-dimensional optical mouse device with a Micromirror Array Lens (MMAL) is provided. To have the three-dimensional optical mouse system, a three-dimensional imaging device is used for detecting the motion of optical pointer or fingers of the user and gives a location of the pointer to computer working as a pointing device in three-dimension. This three-dimensional pointing system uses three-dimensional imaging device using MMAL with variable focal length.