Title:
MULTIPLEXER
Document Type and Number:
WIPO Patent Application WO/2019/235490
Kind Code:
A1
Abstract:
A multiplexer (1) according to the present invention is provided with: a common terminal (100); a reception filter (15) which is connected to the common terminal (100); a wiring line (21) which connects the common terminal (100) and the reception filter (15) to each other; a transmission filter (16) which is connected to a connection node (n5) on the wiring line (21); a reception filter (13) which is connected to a connection node (n4) on the wiring line (21); a wiring line (22) which connects the connection node (n5) and the transmission filter (16) to each other; a wiring line (23) which connects the connection node (n4) and the reception filter (13) to each other; and an inductor (31) which is connected between the ground and a wiring portion of the wiring line (21) from the connection node (n5) to the reception filter (15), or alternatively between the ground and the wiring line (22). With respect to the wiring line (21), the length from the common terminal (100) to the connection node (n5) is longer than the length from the common terminal (100) to the connection node (n4).
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Inventors:
TAKATA TOSHIAKI (JP)
Application Number:
PCT/JP2019/022224
Publication Date:
December 12, 2019
Filing Date:
June 04, 2019
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03H9/72; H03H7/46; H03H9/25
Domestic Patent References:
| WO2017115579A1 | 2017-07-06 | |||
| WO2016208670A1 | 2016-12-29 | |||
| WO2017159834A1 | 2017-09-21 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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