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. 10, 2007
Filed:
Oct. 20, 2004
Ching-wei Lin, Taoyuan, TW;
Ching-Wei Lin, Taoyuan, TW;
Abstract
An ESD protection circuit for a charge pump circuit, wherein the charge pump circuit provides a first voltage pin and a second voltage pin, and the absolute value of a voltage provided by the first voltage pin being greater than or equal to the absolute value of a voltage provided by the second voltage pin, and the two voltages have the same phase. The ESD protection circuit comprises a first diode reversely connected between the second voltage pin and ground, and a second diode reversely connected between the second voltage pin and the first voltage pin.
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