Title:
QUADRIFILAR ANTENNA DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/216692
Kind Code:
A1
Abstract:
An S-band quadrifilar antenna device having a stop band is disclosed. A quadrifilar antenna device according to an embodiment comprises: a quadrifilar antenna; and a feeding circuit for generating feeding signals from an input signal by using a coupler and a distributor, and outputting the feeding signals to the quadrifilar antenna, wherein the feeding circuit includes a filter disposed on at least one of a plurality of signal paths through which the input signal is transferred to the coupler and the distributor.
Inventors:
RYOU BYOUNG HOON (KR)
SEONG WON MO (KR)
KIM GI HO (KR)
KIM UI SHEON (KR)
JEONG HYUN SEOB (KR)
CHOI SE AH (KR)
SEONG WON MO (KR)
KIM GI HO (KR)
KIM UI SHEON (KR)
JEONG HYUN SEOB (KR)
CHOI SE AH (KR)
Application Number:
PCT/KR2019/005629
Publication Date:
November 14, 2019
Filing Date:
May 10, 2019
Export Citation:
Assignee:
EMW CO LTD (KR)
International Classes:
H01Q1/38; H01Q11/08
Foreign References:
KR101700560B1 | 2017-01-26 | |||
KR20160045650A | 2016-04-27 | |||
KR20100035575A | 2010-04-05 | |||
KR20060059162A | 2006-06-01 | |||
JPH05315834A | 1993-11-26 |
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