Title:
低コストの衛星ユーザ端末アンテナ
Document Type and Number:
Japanese Patent JP6748195
Kind Code:
B2
Abstract:
A beam steering antenna is provided in a user terminal for satellite communications. The beam steering antenna includes an antenna feed structure having a plurality of feed elements configured to be switched on or off to form an initial beam, and a focus lens positioned adjacent to the antenna feed structure to form a focused beam. The antenna feed structure may include a plurality of active waveguide feed elements to generate a circularly polarized initial beam. The focus lens may be a spherical lens to form a circularly polarized focused beam.
Inventors:
Allen Min-Chet Trang
Application Number:
JP2018513513A
Publication Date:
August 26, 2020
Filing Date:
September 15, 2016
Export Citation:
Assignee:
Qualcomm, Inc.
International Classes:
H01Q19/06; H01Q1/24; H01Q3/14; H01Q3/24; H01Q21/06; H01Q21/20
Domestic Patent References:
| JP2001522554A | ||||
| JP2002515213A | ||||
| JP2018182723A | ||||
| JP10163730A |
Foreign References:
| US6281853 | ||||
| US20100013726 |
Attorney, Agent or Firm:
Yasuhiko Murayama
Kuroda Shinpei
Kuroda Shinpei