Title:
RADIO DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/013980
Kind Code:
A1
Abstract:
A radio device (100) installed in a first moving body comprises a communication unit (110) for receiving position information of a second moving body in which a radio device (200) is installed, and speed information of the second moving body, and a control unit (120) for performing control to: acquire position information of the first moving body, speed information of the first moving body, a sleep state time, and a range over which the radio device (100) and the radio device (200) communicate, or a radius of said range; calculate a first distance on the basis of the speed information of the first moving body, the speed information of the second moving body, and the sleep state time; calculate a sleep state determination distance using the range or the radius of the range, and the first distance; calculate a second distance on the basis of the position information of the first moving body and the position information of the second moving body; and, if the second distance is greater than the sleep state determination distance, migrate the radio device (100) to a sleep state.
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Inventors:
YOSHIOKA KOICHI (JP)
Application Number:
PCT/JP2022/027849
Publication Date:
January 18, 2024
Filing Date:
July 15, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B61L23/06
Foreign References:
| JP2020142725A | 2020-09-10 | |||
| JP2012016990A | 2012-01-26 | |||
| JP2009202833A | 2009-09-10 |
Attorney, Agent or Firm:
YAMAGATA Yoichi et al. (JP)
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