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, 2025

Filed:

Jul. 21, 2022
Applicant:

Shenzhen Fulian Fugui Precision Industry Co., Ltd., Shenzhen, CN;

Inventors:

Zhi-Yu Deng, Shenzhen, CN;

Li-Wen Guo, Shenzhen, CN;

Wen-Xiao Lu, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G01R 31/55 (2020.01); G06F 13/40 (2006.01);
U.S. Cl.
CPC ...
G06F 11/00 (2013.01); G01R 31/55 (2020.01); G06F 13/4068 (2013.01);
Abstract

A board mis-insertion prevention circuit includes a first detection circuit, a second detection circuit, and a control module. The first detection circuit detects whether a board is in a first state and outputs a first detection signal when the board is in the first state. The second detection circuit detects whether the board is in a second state when the board is not in the first state, and outputs a second detection signal when the board is in the second state. The control module receives the first detection signal or the second detection signal and can allow or disconnect a power supply to the board according to the first detection signal or the second detection signal.


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