Title:
PIMD SIGNAL REMOVABLE BASE STATION ANTENNA DEVICE INCLUDING ACTIVE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2018/194265
Kind Code:
A1
Abstract:
The present invention relates to a technique for removing a PIMD signal in a base station antenna device. The base station antenna device according to the present invention includes: a ground plate; one or more radiation elements supported by the ground plate and disposed on one side surface of the ground plate; a power distribution circuit for supplying power to the one or more radiation elements; a PCB circuit board including one or more nonlinear elements; a plurality of cables connected to the PCB circuit board; a shielding means for shielding the plurality of cables from an electromagnetic wave; a plurality of filter means connected to the plurality of cables and the shielding means; and a connection means for connecting the shielding means and the ground plate. According to the present invention, a PIMD signal generated in a nonlinear element inside an antenna can be removed or significantly reduced.
Inventors:
OH KYOUNG SUB (KR)
KIM YO HAN (KR)
JANG SUNG WOO (KR)
KIM YO HAN (KR)
JANG SUNG WOO (KR)
Application Number:
PCT/KR2018/002813
Publication Date:
October 25, 2018
Filing Date:
March 09, 2018
Export Citation:
Assignee:
GAMMA NU INC (KR)
International Classes:
H01Q1/24; H01Q1/48; H01Q1/52; H01Q23/00
Domestic Patent References:
| WO2014085345A1 | 2014-06-05 |
Foreign References:
| US20140225802A1 | 2014-08-14 | |||
| KR101644445B1 | 2016-08-01 | |||
| KR20010086337A | 2001-09-10 | |||
| US20130120202A1 | 2013-05-16 |
Attorney, Agent or Firm:
YOON & YANG (IP) LLC (KR)
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