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. 01, 2015

Filed:

Aug. 25, 2014
Applicant:

Denso Corporation, Kariya, Aichi-pref., JP;

Inventors:

Hideki Kashima, Kariya, JP;

Tomohisa Kishigami, Obu, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 25/49 (2006.01); H04B 3/54 (2006.01); H04B 14/02 (2006.01);
U.S. Cl.
CPC ...
H04L 25/4902 (2013.01); H04B 3/542 (2013.01); H04B 3/548 (2013.01); H04B 14/026 (2013.01);
Abstract

A communication system performs communication using a pulse width modulation code as a transmission code. The communication system includes a plurality of nodes that are connected via a transmission line to be capable of communicating with each other. Each of the nodes including a driver circuit. The driver circuit includes a transistor that enables and blocks conduction between the transmission line and a ground line. The plurality of nodes includes a master node and a slave node. The master node is one of the plurality of nodes. The slave node is at least one node other than the master node among the plurality of nodes. The master node includes a limiter that restricts, when the transistor of the driver circuit is turned off, changes in a conductive state of the transistor.


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