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:
Jul. 31, 2007
Filed:
Oct. 01, 2002
Applicants:
Fang-chu Chen, Taipei, TW;
Jing-ling Tsai, Taichung, TW;
Inventors:
Fang-Chu Chen, Taipei, TW;
Jing-Ling Tsai, Taichung, TW;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H03D 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Providing a noise signal comprises providing a first signal corresponding to a first band of a frequency spectrum of the noise signal and providing a first signal low corresponding to the first band of the freguency spectrum of the noise signal. Next, providing a noise signal comprises providing a second signal corresponding to a second band of the frequency spectrum of the noise signal, the second signal based on the first signal low. And finally, the first signal and the second signal are summed to provide the noise signal.