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. 19, 2013
Filed:
May. 18, 2010
Applicants:
Ming-chieh Huang, San Jose, CA (US);
Chiang Pu, San Jose, CA (US);
Chan-hong Chern, Palo Alto, CA (US);
Chih-chang Lin, San Jose, CA (US);
Yuwen Swei, Fremont, CA (US);
Inventors:
Ming-Chieh Huang, San Jose, CA (US);
Chiang Pu, San Jose, CA (US);
Chan-Hong Chern, Palo Alto, CA (US);
Chih-Chang Lin, San Jose, CA (US);
Yuwen Swei, Fremont, CA (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/30 (2006.01); G01C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Some embodiments regard a method comprising: generating a current according to a movement of the MEMS device; the movement is controlled by a control signal; generating a peak voltage according to the current; and adjusting the control signal when the peak voltage is out of a predetermined range.