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:
Mar. 31, 2015
Filed:
Jun. 20, 2007
Applicants:
Matthew G. Liberty, Gaithersburg, MD (US);
Christopher D. Roller, Bethesda, MD (US);
Daniel S. Simpkins, Bethesda, MD (US);
Charles W. K. Gritton, Sterling, VA (US);
Inventors:
Matthew G. Liberty, Gaithersburg, MD (US);
Christopher D. Roller, Bethesda, MD (US);
Daniel S. Simpkins, Bethesda, MD (US);
Charles W. K. Gritton, Sterling, VA (US);
Assignee:
Hillcrest Laboratories, Inc., Rockville, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/08 (2006.01); G06K 9/00 (2006.01); A61B 5/11 (2006.01); A61B 5/117 (2006.01); A61B 5/00 (2006.01); G06F 3/01 (2006.01); G06F 3/0346 (2013.01); G06F 21/32 (2013.01); H04N 5/44 (2011.01);
U.S. Cl.
CPC ...
G06K 9/00885 (2013.01); A61B 5/1101 (2013.01); A61B 5/117 (2013.01); A61B 5/6825 (2013.01); G06F 3/017 (2013.01); G06F 3/0346 (2013.01); G06F 21/32 (2013.01); H04N 5/4403 (2013.01); G08C 2201/32 (2013.01); G08C 2201/61 (2013.01); H04N 2005/4428 (2013.01); A61B 5/6897 (2013.01);
Abstract
Systems and methods according to the present invention address these needs and others by providing a handheld device, e.g., a 3D pointing device, which uses hand tremor as an input. One or more sensors within the handheld device detect a user's hand tremor and identify the user based on the detected tremor.