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:
Jan. 12, 2016

Filed:

Aug. 02, 2013
Applicant:

Zhongshan Innocloud Intellectual Property Services Co., Ltd., Zhongshan, CN;

Inventors:

Lei Liu, Shenzhen, CN;

Guo-Yi Chen, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/00 (2006.01); G06F 13/38 (2006.01); G06F 11/00 (2006.01);
U.S. Cl.
CPC ...
G06F 13/385 (2013.01);
Abstract

A signal switching circuit allows a PCIe card access to additional data channels when installation of the PCIe cards on first and second PCIe connectors are detected. First and second PCIe connectors output a first detection signal when each of the first and second PCIe connectors receives a PCIe card. The first and second PCIe connectors output a second detection signal when each of the first and second PCIe connectors does not receive a PCIe card. A first multiplexer receives the first or second detection signal and connects an input terminal to first or second output terminal of the first multiplexer, to transmit PCIe signals to the first or second PCIe connector. A second multiplexer receives the first or second detection signal and connects an input terminal to first or second output terminal of the second multiplexer, to transmit PCIe signals to the first or second PCIe connectors.


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