Title:
HYBRID FILTER DEVICE AND MULTIPLEXER
Document Type and Number:
WIPO Patent Application WO/2019/065027
Kind Code:
A1
Abstract:
This hybrid filter device (1) is configured of: an acoustic wave device (AD) which comprises an acoustic wave resonator; and a passive device (PD) which comprises an inductor element, or an inductor element and a capacitor element. At least one of the acoustic wave device (AD) and the passive device (PD) is mounted on a substrate (20) of the hybrid filter device (1); and the acoustic wave device (AD) and the passive device (PD) are electrically connected to each other. The acoustic wave device (AD) overlaps the passive device (PD) when viewed from a direction that is perpendicular to one main surface (20a) of the substrate (20) of the hybrid filter device (1).
Inventors:
KATO MASANORI (JP)
Application Number:
PCT/JP2018/031322
Publication Date:
April 04, 2019
Filing Date:
August 24, 2018
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H03H9/25; H03H9/02; H03H9/17; H03H9/54; H03H9/64; H03H9/70; H03H9/72; H04B1/18
Domestic Patent References:
| WO2014050219A1 | 2014-04-03 | |||
| WO2017110993A1 | 2017-06-29 | |||
| WO2015104882A1 | 2015-07-16 |
Foreign References:
| JP2006060563A | 2006-03-02 | |||
| JP2001189417A | 2001-07-10 | |||
| JP2001069031A | 2001-03-16 | |||
| JPH09321573A | 1997-12-12 | |||
| JP2017152881A | 2017-08-31 |
Attorney, Agent or Firm:
YOSHIKAWA, Shuichi et al. (JP)
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