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Patent Searching and Data


Title:
SWITCH MODULE
Document Type and Number:
WIPO Patent Application WO/2019/004152
Kind Code:
A1
Abstract:
A switch module (1A) switches between a first state in which a first frequency band and a second frequency band are used simultaneously, a second state in which only the first frequency band is used, and a third state in which neither the first frequency band nor the second frequency band is used, and is provided with filters (13A, 13B, 14X) and an antenna switch (12), wherein in the first state, a common terminal (12c) and the filters (13A and 13B) are connected, and the common terminal (12c) and the filter (14X) are not connected, and in the second state, the common terminal (12c) and the filters (13A and 14X) are connected, and the common terminal (12c) and the filter (13B) are not connected.

Inventors:
YAMADA TAKAYUKI (JP)
Application Number:
JP2018/024064
Publication Date:
January 03, 2019
Filing Date:
June 25, 2018
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04B1/00; H04B1/18; H04B1/52; H04L27/26
Domestic Patent References:
WO2017073509A12017-05-04
WO2017077852A12017-05-11
Foreign References:
JP2015023557A2015-02-02
US20160164547A12016-06-09
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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