Title:
WIRELESS TRANSMISSION SYSTEM AND WIRELESS TRANSMISSION METHOD
Document Type and Number:
WIPO Patent Application WO/2016/113775
Kind Code:
A1
Abstract:
A position detection system (100) includes a plurality of transmitters (104), a plurality of receivers (103), and a management device (102). A first interval T1 and second interval T2 are set that repeat alternatingly at a predetermined period T0. Each of the plurality of transmitters (104) wirelessly transmits a detection signal (151) in the first period T1. Each of the plurality of receivers (103) receives a detection signal (151) in the first interval T1 and wirelessly transmits a notification signal (153) to the management device (102) indicating that the detection signal (151) has been received in the second interval T2.
Inventors:
OURA SATORU (JP)
Application Number:
PCT/JP2015/000155
Publication Date:
July 21, 2016
Filing Date:
January 15, 2015
Export Citation:
Assignee:
BAYBIG CORP (JP)
International Classes:
H04W4/02; G01S5/02; H04W4/029; H04W72/04; H04W88/04
Foreign References:
| JP2014239403A | 2014-12-18 | |||
| JPS61500986A | 1986-05-15 | |||
| JPH0898253A | 1996-04-12 |
Attorney, Agent or Firm:
NII, Hiromori (JP)
New house Extensive 守 (JP)
New house Extensive 守 (JP)
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