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:
Feb. 21, 2012
Filed:
Aug. 28, 2009
Applicants:
Kai Kin Chan, Hong Kong, CN;
Chor Tin MA, Hong Kong, CN;
Inventors:
Kai Kin Chan, Hong Kong, CN;
Chor Tin Ma, Hong Kong, CN;
Assignee:
Perception Digital Limited, Hong Kong, CN;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01P 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for calibrating or adjusting an accelerometer, wherein the accelerometer is held stationary to obtain the signal outputs from the accelerometer, representing component vectors making up the composite vector of 1 g. Thus, gain or sensitivity, and the zero-g signal offset along for each axis of the accelerometer is determined and adjustable.