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:
May. 27, 2008

Filed:

Jan. 03, 2007
Applicant:

Fu-yuan Hsueh, Taoyuan County, TW;

Inventor:

Fu-Yuan Hsueh, Taoyuan County, TW;

Assignee:

TPO Displays Corp., Miao-Li County, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A source follower is disclosed. A driving transistor comprises a first gate receiving an input signal. An active load is connected to the driving transistor in series between a first voltage source and a second voltage source and coupled to the driving transistor at a first point. A first switch is coupled between the first voltage source and the first gate. A first capacitor is coupled to a second switch at a second point. A third switch is connected to the first capacitor at a third point and connected to the second switch and the first capacitor in series between the first gate and the second voltage source. A fourth switch is coupled between the third point and the first point. A fifth switch is coupled between the first point and a fourth point.


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