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 (FR)
TUAU DENIS (FR)
TUAU DENIS (FR)
Application Number:
PCT/CN2019/084677
Publication Date:
October 31, 2019
Filing Date:
April 26, 2019
Export Citation:
Assignee:
NOKIA SHANGHAI BELL CO LTD (CN)
International Classes:
H01P1/213; H01P5/12
Domestic Patent References:
| WO2008008702A2 | 2008-01-17 |
Foreign References:
| EP1158597A1 | 2001-11-28 | |||
| US20020163401A1 | 2002-11-07 | |||
| EP2355234A1 | 2011-08-10 | |||
| US20150097747A1 | 2015-04-09 | |||
| US20140266934A1 | 2014-09-18 |
Attorney, Agent or Firm:
BEIJING QIKUN INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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