Title:
FILTER DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/189951
Kind Code:
A1
Abstract:
Provided is a filter device, which has a package-on-package (POP) structure, and enables out-of-band attenuation to increase.
On a first electronic component unit 11, wherein a first electronic component element 13 is mounted on a first substrate 12, and a first sealing resin layer 18 is provided, a second electronic component unit 21, wherein a filter element 23 is provided on a second substrate 22, is laminated. In the filter device 1, a plurality of terminals connected to a ground potential, said terminals being among a plurality of terminals of the filter element 23, are commonly connected at positions further toward the first electronic component unit 11 side than a third main surface 22a of the second substrate 22.
Inventors:
KAWASAKI KOICHIRO (JP)
Application Number:
PCT/JP2016/059613
Publication Date:
December 01, 2016
Filing Date:
March 25, 2016
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H04B1/40; H01L25/10; H01L25/11; H01L25/18; H03H7/46; H03H9/25; H03H9/72
Domestic Patent References:
| WO2002001931A1 | 2002-01-03 |
Foreign References:
| JP2011198866A | 2011-10-06 | |||
| JP2008010859A | 2008-01-17 | |||
| JP4434315B2 | 2010-03-17 | |||
| JP2014533911A | 2014-12-15 | |||
| JP2003218150A | 2003-07-31 |
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
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