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. 24, 2009
Filed:
Feb. 13, 2007
Applicants:
Tze-chien Wang, Taipei, TW;
Wen-chi Wang, Yun-Lin Hsien, TW;
Inventors:
Tze-Chien Wang, Taipei, TW;
Wen-Chi Wang, Yun-Lin Hsien, TW;
Assignee:
Realtek Semiconductor Corp., Science Park, HsinChu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/017 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus includes a first trigger, a second trigger, a pulse generator, and a control unit. The first trigger generates a first trigger signal and a first level signal; the second trigger generates a second trigger signal and a second level signal; the pulse generator generates a digital output signal according to the first and the second level signals; and the control unit outputs the first and the second control voltages according to the digital input signal and the digital output signal.