Sensor management unit, sensor device, sensor management method, and sensor management program

Patent metadata

Field	Value
Publication number	US-2020177975-A1
Application number	US-201816623798-A
Country	US
Kind code	A1
Filing date	Jul 25, 2018
Priority date	Aug 3, 2017
Publication date	Jun 4, 2020
Grant date	—

Abstract

A sensor management unit includes an obtaining unit that obtains sensing data from a sensing device to generate sensing data of a plurality of sensing items, a detection unit that detects an overloaded state of the sensing device, a retrieval unit that determines, based on a detection result obtained by the detection unit, at least one sensing item to be retrieved from of the plurality of sensing items and retrieves the determined sensing item, and an output unit that outputs the retrieved sensing item to an external device.

First claim

1 . A sensor management unit, comprising:
an obtaining unit configured to obtain sensing data from a sensing device to generate sensing data of a plurality of sensing items; a detection unit configured to detect an overloaded state of the sensing device; a retrieval unit configured to determine, based on a detection result obtained by the detection unit, at least one sensing item to be retrieved from the plurality of sensing items, and retrieve the determined sensing item; and an output unit configured to output the retrieved sensing item to an external device.

2 . The sensor management unit according to claim 1 , wherein
the retrieval unit retrieves the sensing item within a range in which the sensing device avoids an overloaded state.

3 . The sensor management unit according to claim 1 , wherein
the output unit outputs metadata about the sensing device including the sensing item retrieved by the retrieval unit.

4 . The sensor management unit according to claim 1 , wherein
the detection unit detects an overloaded state of the sensing device based on power consumption of the sensing device.

5 . The sensor management unit according to claim 1 , wherein
the detection unit detects an overloaded state of the sensing device based on a processing load of a central processing unit included in the sensing device.

6 . The sensor management unit according to claim 1 , wherein
the detection unit detects an overloaded state of the sensing device based on an amount of heat generated by the sensing device.

7 . The sensor management unit according to claim 1 , wherein
the detection unit detects an overloaded state of the sensing device based on a capacity of communication between the sensor management unit and the sensing device.

8 . A sensor device, comprising:
the sensor management unit according to claim 1 ; and a sensing device configured to generate sensing data of a plurality of sensing items.

9 . A sensor management method implementable by a computer, the method comprising:
obtaining sensing data from a sensing device to generate sensing data of a plurality of sensing items; detecting an overloaded state of the sensing device; determining, based on whether the sensing device is overloaded, at least one sensing item to be retrieved from the plurality of sensing items, and retrieving the determined sensing item; and outputting the retrieved sensing item to an external device.

10 . A non-transitory computer-readable medium storing a sensor management program causing a computer to implement:
obtaining sensing data from a sensing device to generate sensing data of a plurality of sensing items; detecting an overloaded state of the sensing device; determining, based on whether the sensing device is overloaded, at least one sensing item to be retrieved from the plurality of sensing items, and retrieving the determined sensing item; and outputting the retrieved sensing item to an external device.

11 . The sensor management unit according to claim 2 , wherein
the output unit outputs metadata about the sensing device including the sensing item retrieved by the retrieval unit.

12 . The sensor management unit according to claim 2 , wherein
the detection unit detects an overloaded state of the sensing device based on power consumption of the sensing device.

13 . The sensor management unit according to claim 3 , wherein
the detection unit detects an overloaded state of the sensing device based on power consumption of the sensing device.

14 . The sensor management unit according to claim 2 , wherein
the detection unit detects an overloaded state of the sensing device based on a processing load of a central processing unit included in the sensing device.

15 . The sensor management unit according to claim 3 , wherein
the detection unit detects an overloaded state of the sensing device based on a processing load of a central processing unit included in the sensing device.

16 . The sensor management unit according to claim 2 , wherein
the detection unit detects an overloaded state of the sensing device based on an amount of heat generated by the sensing device.

17 . The sensor management unit according to claim 3 , wherein
the detection unit detects an overloaded state of the sensing device based on an amount of heat generated by the sensing device.

18 . The sensor management unit according to claim 2 , wherein
the detection unit detects an overloaded state of the sensing device based on a capacity of communication between the sensor management unit and the sensing device.

19 . The sensor management unit according to claim 3 , wherein
the detection unit detects an overloaded state of the sensing device based on a capacity of communication between the sensor management unit and the sensing device.

20 . A sensor device, comprising:
the sensor management unit according to claim 2 ; and a sensing device configured to generate sensing data of a plurality of sensing items.

Assignees

• Omron Tateisi Electronics Co

Inventors

• Misumi Shuichi
• Yamato Tetsuji
• Naito Takeshi
• Yamada Ryota

Classifications

• H04Q2209/10

  using a centralized architecture · CPC title

• H04Q2209/84

  Measuring functions · CPC title

• H04Q9/00 Primary

  Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom · CPC title

• H04Q2209/86

  Performing a diagnostic of the sensing device · CPC title

• H04W4/90

  Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS] · CPC title