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:
Apr. 09, 2024

Filed:

Jul. 22, 2022
Applicant:

Toshiba Carrier Corporation, Kanagawa, JP;

Inventor:

Nariya Komazaki, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/36 (2006.01); G06F 13/362 (2006.01); H04L 12/40 (2006.01);
U.S. Cl.
CPC ...
G06F 13/362 (2013.01); H04L 12/4013 (2013.01);
Abstract

A communication system includes a master unit; and a plurality of slave units including a slave unit to which a termination resistance is set, the plurality of slave units connected to the master unit via a communication line. In the communication system, the master unit includes a master communication control unit that normally sets a communication rate of communication performed with the plurality of slave units to a high baud rate, switches the high baud rate to a low baud rate after detecting that communication with the slave unit to which the termination resistance is set is disabled, transmits an instruction for switching the low baud rate to the high baud rate to the plurality of slave units after detecting that the communication with the slave unit to which the termination resistance is set is restored, and switches setting of the master unit itself to the high baud rate.


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