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:
Sep. 02, 2008

Filed:

Apr. 26, 2007
Applicants:

Chia-hsin Tung, Hsinchu, TW;

Liang-kuei Hsu, Chiayi County, TW;

Inventors:

Chia-Hsin Tung, Hsinchu, TW;

Liang-Kuei Hsu, Chiayi County, TW;

Assignee:

NOVATEK Microelectronics Corp., Hsinchu Science Park, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/017 (2006.01);
U.S. Cl.
CPC ...
Abstract

A pulse extension circuit for extending a pulse signal includes an input unit for receiving the pulse signal, an edge detection unit coupled to the input unit for generating a initiation signal, a pulse initiation unit coupled to the edge detection unit for outputting a control signal and adjusting a voltage level of the control signal, a pulse width control unit coupled to the pulse initiation unit for outputting a termination signal, a reset unit coupled to the edge detection unit, the pulse initiation unit and the pulse width control unit for outputting the first reset signal and the second reset signal to reset the pulse initiation unit and the pulse width control unit, and an output unit coupled to the input unit and the pulse initiation unit for extending a signal period of the pulse signal according to the pulse signal and the control signal.


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