Invention Grant
- Patent Title: Filter and front end module including the same
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Application No.: US15802627Application Date: 2017-11-03
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Publication No.: US10547286B2Publication Date: 2020-01-28
- Inventor: Jung Woo Sung , Sung Tae Kim , Won Kyu Jeung
- Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee: Samsung Electro-Mechanics Co., Ltd.
- Current Assignee Address: KR Suwon-si
- Agency: NSIP Law
- Priority: KR10-2017-0015813 20170203; KR10-2017-0065523 20170526
- Main IPC: H03H9/54
- IPC: H03H9/54 ; H03H9/60 ; H03H9/17 ; H03H9/02 ; H03H9/58 ; H03H3/02 ; H03H9/00 ; H03H9/70 ; H03H9/13
Abstract:
A filter may include a plurality of bulk acoustic wave resonators including one or more series resonators and one or more shunt resonators formed by a first electrode, a piezoelectric layer, and a second electrode sequentially stacked on a substrate, a cap accommodating the plurality of bulk acoustic wave resonators therein, and one or more switches provided on the cap.
Public/Granted literature
- US20180226948A1 FILTER AND FRONT END MODULE INCLUDING THE SAME Public/Granted day:2018-08-09
Information query
IPC分类:
