COMMUNICATION SYSTEM, COMMUNICATION DEVICE, AND COMMUNICATION METHOD - HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD

Title:

COMMUNICATION SYSTEM, COMMUNICATION DEVICE, AND COMMUNICATION METHOD

Document Type and Number:

WIPO Patent Application WO/2023/037814

Kind Code:

A1

Abstract:

According to the present invention, a communication device management server calculates a transmission period correction value for each group on the basis of the amount of data used, and distributes the transmission period correction value to a communication device. The communication device corrects and updates a data collection period for each group on the basis of the transmission period correction value, and collects data from subordinate equipment on the basis of the updated data collection period obtained by the correction.

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Inventors:

YAMADA HIROKI (JP)
SHIRANE KAZUTO (JP)
KIHARA HAJIME (JP)

Application Number:

PCT/JP2022/030331

Publication Date:

March 16, 2023

Filing Date:

August 08, 2022

Export Citation:

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Assignee:

HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)

International Classes:

H04W24/02; H04L67/00; H04M11/00; H04W8/22; H04W24/10

Domestic Patent References:

WO2010084699A1

2010-07-29

Foreign References:

JPH0777566A	1995-03-20
JP2016052070A	2016-04-11

Attorney, Agent or Firm:

SEIRYO I.P.C. (JP)

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