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.

Date of Patent:
Dec. 20, 2011

Filed:

May. 16, 2007
Applicants:

Hyung Moon NO, Cupertino, CA (US);

Zhikai Tang, Santa Clara, CA (US);

Inventors:

Hyung Moon No, Cupertino, CA (US);

Zhikai Tang, Santa Clara, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 22/00 (2006.01); G01B 21/16 (2006.01); G01B 5/02 (2006.01); G06F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method for detecting motion by a mobile device is provided. The mobile device determines whether motion is detected by a motion detector. The motion detection is sampled at a first sampling rate when no motion is detected for a specified time. The motion detection is sampled at a second sampling rate when motion is detected, wherein the second sampling rate is more frequent than the first sampling rate.


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