公开(公告)号：US20160127031A1

公开(公告)日：2016-05-05

申请号：US14889996

申请日：2014-04-14

Applicant: YOKOGAWA ELECTRIC CORPORATION

Inventor： Masaaki YONEZAWA

IPC: H04B7/155

CPC classification number: H04B7/1555 ,  H04B7/15507 ,  Y02D70/00 ,  Y02D70/144 ,  Y02D70/446

Abstract: It is to realize a field wireless relay device which can extend a life of a battery as compared to the prior art. A field wireless relay device configured to be driven by a battery and having a communication relay unit, the communication relay unit having a receiving and transmitting function of amplifying again and transmitting a received signal of wireless communication performed between a transmitting station and a receiving station through an antenna and a routing function of designating a communication path of the wireless communication, the field wireless relay device comprises an antenna control unit configured to control a connected antenna system, and an antenna control decision unit configured to decide a type of control to be performed by the antenna control unit on the basis of a signal intensity of the received signal to be relayed.

Abstract translation: 实现与现有技术相比可延长电池寿命的现场无线中继装置。 一种被配置为由电池驱动并且具有通信中继单元的现场无线中继装置，所述通信中继单元具有接收和发送功能，其再次放大，并且在发送站和接收站之间通过 天线和指定无线通信的通信路径的路由功能，所述现场无线中继设备包括被配置为控制连接的天线系统的天线控制单元和被配置为决定要执行的控制的类型的天线控制决定单元 由天线控制单元根据要被中继的接收信号的信号强度。

公开(公告)号：US20170006550A1

公开(公告)日：2017-01-05

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 ,  H04L29/12 ,  H04L29/08

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.

Abstract translation: 可连接到现场设备的设备适配器包括可连接到现场设备的接口，被配置为向连接到接口的现场设备提供电力的电源，以及启动控制器，其被配置为执行 连接到接口的现场设备使连接到接口的现场设备的总功耗在根据防爆标准允许的范围内。