Title:
A COMMUNICATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/159482
Kind Code:
A1
Abstract:
The present disclosure relates to a communication device (100) such as a multiplexer or a demultiplexer, comprising: a housing (1) comprising a common first port (10) and a plurality of second ports (11, 12, 13); a plurality of cavity filters (21, 22, 23) for transmitting a wireless signal between the first port and a corresponding one of the second ports, each of the plurality of cavity filters comprising one or more cavities (210, 220, 230, 210A, 220A, 230A) formed in the housing and a resonator (211, 221, 231, 211A, 221A, 231A) arranged in each cavity; and a coupler (3) for coupling the first port to each cavity filter. The coupler (3) is arranged in one cavity (210, 220, 230) of each cavity filter, and is coupled to the resonator (211, 221, 231) in the one cavity.
Inventors:
FU JUN (CN)
WANG WEIDONG (CN)
ZHANG XUEYUAN (CN)
WANG WEIDONG (CN)
ZHANG XUEYUAN (CN)
Application Number:
PCT/CN2022/077970
Publication Date:
August 31, 2023
Filing Date:
February 25, 2022
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
FU JUN (CN)
FU JUN (CN)
International Classes:
H01P1/20; H01P1/208; H01P1/213
Foreign References:
| CN111211391A | 2020-05-29 | |||
| CN103490128A | 2014-01-01 | |||
| CN112952325A | 2021-06-11 | |||
| CN1434539A | 2003-08-06 | |||
| CN103972615A | 2014-08-06 | |||
| CN104466315A | 2015-03-25 | |||
| US20130009728A1 | 2013-01-10 |
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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