Title:
フィルタ装置
Document Type and Number:
Japanese Patent JP6889764
Kind Code:
B2
Abstract:
To provide a filter device in which the handling of each resonator during manufacturing is easier than before.SOLUTION: The filter device is a resonator-coupled filter device with a plurality of resonators disposed in a plurality of layers. The filter device further includes a number of support substrates corresponding to the number of layers in the plurality of layers and on which one or more recesses are formed. Each of the plurality of resonators is buried in any of the one or more recesses above and is fixed to the recess.SELECTED DRAWING: Figure 1
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Inventors:
Yudai Hasegawa
Application Number:
JP2019180059A
Publication Date:
June 18, 2021
Filing Date:
September 30, 2019
Export Citation:
Assignee:
Fujikura Ltd.
International Classes:
H01P1/208; H01P3/12; H01P11/00
Domestic Patent References:
| JP2004242303A | ||||
| JP2018191170A |
Foreign References:
| US5821836 | ||||
| US20160336632 |
Attorney, Agent or Firm:
Harakenzo world patent & trademark