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:
Aug. 08, 2017

Filed:

Dec. 12, 2014
Applicant:

Finetek Co., Ltd., New Taipei, TW;

Inventors:

Liang-Chi Chang, New Taipei, TW;

Jen-Shun Wang, New Taipei, TW;

Chi-Fan Liao, New Taipei, TW;

Yi-Liang Hou, New Taipei, TW;

Assignee:

FINETEK CO., LTD., New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); H02M 7/00 (2006.01); G05B 15/02 (2006.01); G05F 1/00 (2006.01); H02M 1/32 (2007.01); H02H 7/10 (2006.01); H02H 7/085 (2006.01);
U.S. Cl.
CPC ...
H02M 7/00 (2013.01); G05B 15/02 (2013.01); G05F 1/00 (2013.01); H02H 7/085 (2013.01); H02H 7/10 (2013.01); H02M 2001/327 (2013.01);
Abstract

A multifunctional signal isolation converter () is arranged in a safe area (), and is applied to an electronic apparatus () arranged in a dangerous area (). The multifunctional signal isolation converter () includes a microprocessor () and a power supply unit (). The microprocessor () determines whether internal functions of the multifunctional signal isolation converter () are normal or not to obtain a first judgment value. The electronic apparatus () sends an input signal () to the microprocessor (). The microprocessor () determines whether functions of the electronic apparatus () are normal or not to obtain a second judgment value according to the input signal (). The microprocessor () controls whether the power supply unit () supplies a driving power () to the electronic apparatus () or not according to the first judgment value and the second judgment value.


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