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. 28, 2018

Filed:

Jun. 11, 2017
Applicant:

Nanya Technology Corporation, New Taipei, TW;

Inventors:

Chih-Jen Chen, Kaohsiung, TW;

Ting-Shuo Hsu, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/06 (2006.01); G05F 1/618 (2006.01); G01R 31/26 (2014.01); G05F 1/46 (2006.01); H02J 1/00 (2006.01); H03K 17/10 (2006.01);
U.S. Cl.
CPC ...
H03K 17/102 (2013.01);
Abstract

A voltage switching device includes a receiver, a voltage controlled switch, a voltage detector and a first switch circuit. The voltage controlled switch is connected between an input data terminal and the receiver. The first voltage generator circuit is configured to provide a first voltage. The voltage detector is configured to output a first logic signal while detecting the first voltage higher than a predetermined voltage. The first switch circuit is connected between the first voltage generator circuit and the voltage controlled switch, the first switch circuit is turned on according to the first logic signal, so that the voltage controlled switch is turned on by the first voltage, and data are transmitted from the input data terminal to the receiver.


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