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.

Patent No.:

US 9401878 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 26, 2016

Filed:

Aug. 18, 2009
Applicant:

Yuzuru Masuya, Kanagawa, JP;

Inventor:

Yuzuru Masuya, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01); H04J 3/06 (2006.01); H04L 12/939 (2013.01); H04L 12/931 (2013.01);
U.S. Cl.
CPC ...
H04L 49/552 (2013.01); H04L 49/40 (2013.01); H04J 3/0685 (2013.01); H04L 49/206 (2013.01);
Abstract

A gateway device includes plural electronic circuit boards with redundant structures, between first and second networks, which are different. The gateway device receives data provided through the first network and, after applying data processing, outputs data to the second network. Data processing reference timings and time information, which are common in the gateway device, are shared, the data processing is executed in synchronization with the reference timings, and synchronized packets are provided. System switching between the electronic circuit boards is executed in accordance with the time information. Thus, packet outputs are synchronously switched.


Find Patent Forward Citations

Masuya, Yuzuru. (2016). Packet synchronization switching method and gateway device (U.S. Patent No. 9401878). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9401878

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