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:
Dec. 02, 2003

Filed:

Dec. 22, 2000
Applicant:
Inventor:

Wataru Domon, Tokyo, JP;

Assignee:

NEC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/5163 ; G06F 1/26 ; H04Q 3/52 ; H04L 1/240 ;
U.S. Cl.
CPC ...
G06F 1/5163 ; G06F 1/26 ; H04Q 3/52 ; H04L 1/240 ;
Abstract

A connection controller for a serial bus network includes physical layer processing circuitry for performing the protocol of the physical layer of the network to establish communications with first, second and third nodes. The first node is specified as an initiator node and the second node is a target node of the first node. The physical layer processing circuitry is energized by power supplied from the first node. To reliably establish connections between desired nodes in a first-to-win racing environment, a delay time is introduced in response to the physical layer processing circuitry being energized. During the delay time, a logical connection is established between the first and second nodes and the third node is set in a disabled state.


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