Title:
アンテナ装置、及び、無線基地局
Document Type and Number:
Japanese Patent JP7261265
Kind Code:
B2
Abstract:
A configuration is adopted in which an antenna apparatus of an underground embedded type to be disposed below a cover includes an antenna element and installation base where the antenna element is installed and which includes a height adjustment mechanism for adjusting a distance from the antenna element up to the cover.
Inventors:
Yoshiyuki Kono
Jun Ando
Hiroki Takahashi
山▲崎▼ 拓
Kensuke Miyachi
Jun Ando
Hiroki Takahashi
山▲崎▼ 拓
Kensuke Miyachi
Application Number:
JP2021101852A
Publication Date:
April 19, 2023
Filing Date:
June 18, 2021
Export Citation:
Assignee:
Ntt docomo, Inc.
International Classes:
H01Q1/22; H01Q1/04; H01Q21/06
Domestic Patent References:
| JP11127100A | ||||
| JP2010258846A | ||||
| JP2009539298A | ||||
| JP2008058245A | ||||
| JP2012023886A |
Foreign References:
| EP1223651A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Washida International Patent Office