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:
Nov. 21, 2017

Filed:

Jun. 29, 2012
Applicants:

Jong-won Park, Daejeon, KR;

Yong-kon Lim, Daejeon, KR;

SO Young Sung, Seoul, KR;

Inventors:

Jong-Won Park, Daejeon, KR;

Yong-Kon Lim, Daejeon, KR;

So Young Sung, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/10 (2006.01); G06F 13/40 (2006.01); G06F 13/364 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4081 (2013.01); G06F 13/364 (2013.01); G06F 13/4282 (2013.01);
Abstract

The present invention relates to the prevention of bus conflicts in the backplane by providing a bus structure which is configured to control the activation of an attached slave board in the backplane to/from which a plurality of slave boards are attached and detached. The backplane according to the present invention can prevent data bus conflicts and improve the stability of a corresponding system by configuring general purpose I/O (GPIO) pins in a 2 bit request/grant scheme between a master board and the plurality of slave boards. Accordingly, the present invention can improve system reliability, maintainability, and competitiveness in various fields such as the fields of communication devices and server devices, remote monitors and control systems, vessel communications, aircraft communications, and wired and wireless communications in which various protocols are combined and implemented.


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