Title:
ANTENNA SYSTEM AND WIRELESS RELAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/091729
Kind Code:
A1
Abstract:
Provided is an antenna system capable of suppressing inclination of an antenna caused by strong winds during stationary flight (hovering) in a drone-type wireless relay device. This antenna system comprises: a long antenna 110 connected to a relay station via a cable; and an antenna guide mechanism that is fixed to a body of a drone and that guides the antenna so as to be movable in the up-down direction of a basic orientation of the drone.
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Inventors:
FUJII TERUYA (JP)
Application Number:
PCT/JP2021/037034
Publication Date:
May 05, 2022
Filing Date:
October 06, 2021
Export Citation:
Assignee:
SOFTBANK CORP (JP)
International Classes:
H01Q1/12; B64C1/36; B64C39/02; H01Q1/20; H01Q1/28
Domestic Patent References:
| WO2018163991A1 | 2018-09-13 |
Foreign References:
| JPH10313206A | 1998-11-24 | |||
| JPS5999511U | 1984-07-05 | |||
| JPS6423106U | 1989-02-07 |
Other References:
HIROTO KANEKO: "Using a balloon as a repeater for mobile phones Softbank, behind the scenes of development. Do not stop radio waves Disaster countermeasures for three mobile phone companies (below)", 11 March 2013 (2013-03-11), pages 1 - 9, XP009536202, Retrieved from the Internet [retrieved on 20220531]
Attorney, Agent or Firm:
KURODA Hisashi et al. (JP)
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