Title:
FILTER AND FABRICATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/274343
Kind Code:
A1
Abstract:
The content of the present disclosure relates to a filter, comprising: a substrate; one or more resonators which are disposed on the substrate; and a dam structure which is disposed on the substrate and surrounds the one or more resonators, wherein the dam structure extends to the interior of the substrate. In addition, the content of the present disclosure also relates to a method for fabricating a filter, comprising: providing a substrate, and forming one or more resonators on the substrate; and forming a dam structure on the substrate, wherein the dam structure surrounds the one or more resonators and extends to the interior of the substrate.
Inventors:
TANG ZHAOYUN (CN)
YANG QINGHUA (CN)
LAI ZHIGUO (CN)
YANG QINGHUA (CN)
LAI ZHIGUO (CN)
Application Number:
PCT/CN2022/102622
Publication Date:
January 05, 2023
Filing Date:
June 30, 2022
Export Citation:
Assignee:
SUZHOU HUNTERSUN ELECTRONICS CO LTD (CN)
International Classes:
H03H9/02
Foreign References:
| CN113411067A | 2021-09-17 | |||
| CN111245385A | 2020-06-05 | |||
| JP2011147054A | 2011-07-28 | |||
| JP2007019942A | 2007-01-25 | |||
| CN201656926U | 2010-11-24 | |||
| US20140292143A1 | 2014-10-02 |
Attorney, Agent or Firm:
FAIRSKY LAW OFFICE (CN)
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