Title:
ANTENNA FILTER UNIT, AND RADIO UNIT
Document Type and Number:
WIPO Patent Application WO/2021/027730
Kind Code:
A1
Abstract:
Embodiments of the disclosure provide an antenna filter unit and a radio unit. The antenna filter unit includes a radiation unit and a cavity filter coupled to the radiation unit. The radiation unit is arranged on an outer side of a wall of a cavity of the cavity filter. At least a part of the wall is also arranged as a reflection plate for the radiation unit. The radio unit includes the above-mentioned antenna filter unit and a radio circuit board. According to the antenna filter unit and the radio unit provided by embodiments of the disclosure, the number and volume of elements in a radio system are reduced, the degree of integration can be improved, the weight and installation space are reduced, and the costs are reduced.
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Inventors:
ZHANG XUEYUAN (CN)
SONG JUANDI (CN)
LIU NINGMIN (CN)
LI JIANLAN (CN)
LI JUNMING (CN)
SUN LEI (CN)
SONG JUANDI (CN)
LIU NINGMIN (CN)
LI JIANLAN (CN)
LI JUNMING (CN)
SUN LEI (CN)
Application Number:
PCT/CN2020/107850
Publication Date:
February 18, 2021
Filing Date:
August 07, 2020
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
ZHANG XUEYUAN (CN)
ZHANG XUEYUAN (CN)
International Classes:
H01Q19/10; H01Q1/50; H01Q1/52
Domestic Patent References:
| WO2019139281A1 | 2019-07-18 |
Foreign References:
| CN209948056U | 2020-01-14 | |||
| CN107706544A | 2018-02-16 | |||
| CN204793134U | 2015-11-18 | |||
| CN107221747A | 2017-09-29 | |||
| US20170098877A1 | 2017-04-06 | |||
| EP2270926A1 | 2011-01-05 | |||
| US6329949B1 | 2001-12-11 | |||
| US20120293279A1 | 2012-11-22 | |||
| EP2894710A1 | 2015-07-15 |
Other References:
See also references of EP 4010944A4
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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