公开(公告)号：US10270629B2

公开(公告)日：2019-04-23

申请号：US15238179

申请日：2016-08-16

Applicant: YOKOGAWA ELECTRIC CORPORATION

Inventor： Haruka Yamada ,  Naoyuki Fujimoto ,  Minoru Midorikawa ,  Masato Yamaji ,  Kenichi Takeda

IPC: H04B7/212 ,  H04L25/20 ,  H04W16/24 ,  H04L12/891 ,  H04W88/04 ,  H04W88/16

Abstract: A wireless relay device for relaying packets via a wireless network includes an aggregator and a transfer controller. The aggregator is configured to aggregate a plurality of sets of data respectively included in a plurality of first packets transmitted from a plurality of wireless devices in the wireless network and under the wireless relay device to generate a second packet. The plurality of first packets is addressed to the wireless relay device. The transfer controller is configured to transfer the second packet to a transfer destination.

公开(公告)号：US11139849B2

公开(公告)日：2021-10-05

申请号：US16344614

申请日：2017-10-25

Applicant: Yokogawa Electric Corporation

Inventor： Hirokazu Sasaki ,  Kensuke Hosoya ,  Minoru Midorikawa

IPC: H04B1/38 ,  H04B1/3827 ,  H04W88/16

Abstract: An antenna module which transmits and receives a radio signal via a wireless network, the antenna module includes an antenna configured to transmit and receive the radio signal, a circuit configured to convert a signal received from outside into a radio signal, make the antenna transmit the converted radio signal, and transmit a signal generated by processing the radio signal received by the antenna to the outside, a tubular casing configured to accommodate the circuit to cover a periphery of the circuit, an antenna accommodator provided at one end of the casing and configured to accommodate the antenna to allow the antenna to transmit and receive the radio signal, a connector joined to the casing and connectable to an external device which transmits and receives a signal to and from the circuit, a router configured to relay the signal processed by the circuit, and a gateway configured to communicatively connect the router and the external device connected to the connector.

公开(公告)号：US09736783B2

公开(公告)日：2017-08-15

申请号：US15125861

申请日：2015-03-11

Applicant: Yokogawa Electric Corporation

Inventor： Masaaki Yonezawa ,  Satoshi Mochizuki ,  Naoyuki Fujimoto ,  Minoru Midorikawa

IPC: H04W52/02 ,  H04Q9/00 ,  H04L29/08 ,  H04L29/12

CPC classification number: H04W52/0261 ,  H04L61/2038 ,  H04L61/2069 ,  H04L67/303 ,  H04Q9/00 ,  H04W52/0219 ,  Y02D70/142 ,  Y02D70/162

Abstract: A device adapter which is connectable to the field devices, includes an interface which is connectable to the field devices, a power source configured to supply electric power to the field devices connected to the interface, and a start controller configured to perform a start control of the field devices connected to the interface to make a total power consumption of the field devices connected to the interface be within a range permitted in accordance with an explosion-proof standard.

公开(公告)号：US09992743B2

公开(公告)日：2018-06-05

申请号：US15136410

申请日：2016-04-22

Applicant: YOKOGAWA ELECTRIC CORPORATION

Inventor： Masato Yamaji ,  Kenichi Takeda ,  Masaki Shioya ,  Naoyuki Fujimoto ,  Minoru Midorikawa

IPC: H04W52/02 ,  H04W88/16 ,  H04L12/24 ,  G08C17/02 ,  H04B5/00 ,  H04W72/04 ,  H04L12/10 ,  H04L12/12

CPC classification number: H04W52/0235 ,  G08C17/02 ,  G08C2200/00 ,  G08C2201/12 ,  H04B5/0037 ,  H04B5/0056 ,  H04L12/10 ,  H04L12/12 ,  H04L41/0813 ,  H04L41/24 ,  H04W4/80 ,  H04W72/0446 ,  H04W88/16 ,  Y02D70/00 ,  Y02D70/1222 ,  Y02D70/144 ,  Y02D70/162 ,  Y02D70/166 ,  Y02D70/42

Abstract: A wireless device that performs an operation based on setting information includes a wireless communicator configured to perform wireless communication over a wireless network, a near field communicator comprising a memory storing the setting information and configured to perform transmission and reception of the setting information stored in the memory by near field communication, and a controller configured to control at least the wireless communicator.