Title:
POSITIONING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2024/090010
Kind Code:
A1
Abstract:
Provided is a positioning apparatus capable of quickly calculating a highly accurate distance measurement result. This positioning apparatus comprises: an antenna unit having N (N is an integer greater than or equal to 3) antenna elements including a plurality of pairs of antenna elements; a selection unit that selects a pair of antenna elements of which the quality of phase difference is greater than or equal to a predetermined level, on the basis of a phase difference between phases when each pair of antenna elements of the plurality of pairs receives a signal from a device of which the position is being measured; and a distance measuring unit that measures the distance between the antenna unit and the device of which the position is being measured, on the basis of the phase of a signal communicated between one antenna element of the pair of antenna elements selected by the selection unit and the device of which the position is being measured.
More Like This:
Inventors:
IGARASHI TAIKI (JP)
TAKAI DAISUKE (JP)
TAKAI DAISUKE (JP)
Application Number:
PCT/JP2023/031028
Publication Date:
May 02, 2024
Filing Date:
August 28, 2023
Export Citation:
Assignee:
ALPS ALPINE CO LTD (JP)
International Classes:
G01S13/84; G01S7/02; G01S7/42
Foreign References:
| JP2007010639A | 2007-01-18 | |||
| JP2009264968A | 2009-11-12 | |||
| JPH11248813A | 1999-09-17 |
Attorney, Agent or Firm:
ITOH, Tadashige et al. (JP)
Download PDF: