Title:
移動体検知システム、移動体検知装置および移動体検知方法
Document Type and Number:
Japanese Patent JP6636166
Kind Code:
B2
Abstract:
This movable body detection system has: a first device that moves with a first movable body; a second device that moves with a second movable body; and a server device. The first device transmits signals including identification information of the first device, and receives signals transmitted from the second device, and the second device transmits signals including identification information of the second device. The movable detection system also has a plurality of second reception units, and the server device determines, on the basis of the signals received by at least one of the second reception units, whether the positional relationship between the first device and the second device satisfies predetermined conditions, and transmits determination results. Furthermore, on the basis of the signals transmitted from the second device, and the determination results transmitted from a position grasping system, the first device determines whether to output warning, and in the cases where it is determined that the warning is to be outputted, the first device outputs the warning.
Inventors:
Takahiro Matsuda
Tadayoshi Kosaka
Hiromi Nishiura
Akihisa Ishida
Yasuki Shimazu
Kenji Uematsu
Tadayoshi Kosaka
Hiromi Nishiura
Akihisa Ishida
Yasuki Shimazu
Kenji Uematsu
Application Number:
JP2018536627A
Publication Date:
January 29, 2020
Filing Date:
September 01, 2016
Export Citation:
Assignee:
Hitachi Transport System Co., Ltd.
International Classes:
G08B25/04; G08B21/00; G08B21/02; G08G1/09; G08G1/16
Domestic Patent References:
| JP2015064733A | ||||
| JP2014048732A | ||||
| JP2016025448A | ||||
| JP2007272487A | ||||
| JP2015005152A | ||||
| JP2015103046A |
Foreign References:
| US20130194108 | ||||
| US20140019869 |
Attorney, Agent or Firm:
Fujio Patent Office