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. 12, 2015

Filed:

Jul. 14, 2011
Applicants:

Wing-chor Chan, Hsinchu, TW;

Chih-min HU, Kaohsiung, TW;

Li-fan Chen, Hsinchu, TW;

Inventors:

Wing-Chor Chan, Hsinchu, TW;

Chih-Min Hu, Kaohsiung, TW;

Li-Fan Chen, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 1/00 (2006.01); H02M 1/36 (2007.01); H02M 3/335 (2006.01);
U.S. Cl.
CPC ...
H02M 1/36 (2013.01); H02M 3/335 (2013.01); Y10S 323/901 (2013.01);
Abstract

A semiconductor device, a start-up circuit, and an operating method for the same are provided. The start-up circuit comprises a semiconductor unit, a first circuit, a second circuit, a voltage input terminal and a voltage output terminal. The first circuit is constituted by one diode or a plurality of diodes electrically connected to each other in series. The second circuit is constituted by one diode or a plurality of diodes electrically connected to each other in series. The semiconductor unit is coupled to a first node between the first circuit and the second circuit. The voltage input terminal is coupled to the semiconductor unit. The voltage output terminal is coupled to a second node between the semiconductor unit and the first circuit.


Find Patent Forward Citations

Loading…