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:
Mar. 23, 2021

Filed:

Aug. 23, 2016
Applicant:

Toshiba Mitsubishi-electric Industrial Systems Corporation, Chuo-ku, JP;

Inventors:

Keisuke Hattori, Chuo, JP;

Tomohisa Ohkami, Chuo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); G05B 19/042 (2006.01); H02J 3/36 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 12/46 (2013.01); G05B 19/042 (2013.01); H02J 3/36 (2013.01); H04L 69/08 (2013.01);
Abstract

According to an embodiment of the invention, a data transmission device that includes a communicator and a controller is provided. The communicator is connected to a network and communicates with another device via the network. The controller transmits, from the communicator to the other device, a data set including data of at least one item in the case where the data of the at least one item has changed from the state of previous interval; and the transmitted data set includes the data having the changed state. The controller acquires the data of the at least one item at a first interval, and performs the transmitting of the data set to the other device at a second interval or at a frequency less than the second interval by updating the data of the at least one item at the second interval; and the second interval is slower than the first interval.


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