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Title:
MULTIBAND ANTENNA FEED
Document Type and Number:
WIPO Patent Application WO/2019/206305
Kind Code:
A1
Abstract:
A multiband antenna feed, an antenna incorporating the multiband antenna feed and a method are disclosed. An apparatus, comprises: a first port which may be configured to convey a first signal at a first frequency. A second port may configured to convey a second signal at a second frequency. The second frequency may be higher than the first frequency. A third port may be configured to convey the first signal and the second signal with a feed for a multiband antenna. The third port may have an inner waveguide and a coaxial waveguide. A first network may couple the first port with the coaxial waveguide and may be configured to propagate the first signal between the first port and the coaxial waveguide. A second network may couple the second port with the inner waveguide and may be configured to propagate the second signal between the second port and the inner waveguide.

Inventors:
LETESTU, Yoann (7 La Pree, Sainte-Anne Sur Brivet, 44160, FR)
TUAU, Denis (10 Rue Jacques Brel, Trignac, 44570, FR)
Application Number:
CN2019/084677
Publication Date:
October 31, 2019
Filing Date:
April 26, 2019
Export Citation:
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Assignee:
NOKIA SHANGHAI BELL CO., LTD. (388 Ning Qiao Road, China Pilot Free Trade Zone, Shanghai 6, 201206, CN)
International Classes:
H01P1/213; H01P5/12
Domestic Patent References:
WO2008008702A22008-01-17
Foreign References:
EP1158597A12001-11-28
US20020163401A12002-11-07
EP2355234A12011-08-10
US20150097747A12015-04-09
US20140266934A12014-09-18
Attorney, Agent or Firm:
BEIJING QIKUN INTELLECTUAL PROPERTY AGENCY LTD. (Building A-1105, Xing Fu BuildingNo.3 Dong San Huan Bei Road,Chaoyang District, Beijing 7, 100027, CN)
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