Title:
改善された反射率を有するデュプレクサ
Document Type and Number:
Japanese Patent JP6492109
Kind Code:
B2
Abstract:
A duplexer and a quadplexer are disclosed. In an embodiment, the duplexer includes an antenna terminal and two sub-paths including a transmit path and a receive path, the two sub-paths being connected to the antenna terminal, wherein the transmit path includes serially interconnected series resonators and, in parallel therewith, n parallel paths connected to ground, wherein each parallel path includes one parallel resonator or a cascade of serially interconnected parallel resonators, wherein n is an integral number with 0
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Inventors:
Ella, Juha
Schmidt Hammer, Edgar
Schmidt Hammer, Edgar
Application Number:
JP2016570336A
Publication Date:
March 27, 2019
Filing Date:
June 15, 2015
Export Citation:
Assignee:
EPCOS AG
International Classes:
H03H9/72; H03H9/70
Domestic Patent References:
| JP2014501467A | ||||
| JP2013005000A |
Foreign References:
| US20070173210 | ||||
| WO2014169954A1 | ||||
| US20140003300 | ||||
| WO2011092879A1 |
Attorney, Agent or Firm:
Koji Nagato