Invention Grant
- Patent Title: Hybrid filter
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Application No.: US16772122Application Date: 2018-12-19
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Publication No.: US11431321B2Publication Date: 2022-08-30
- Inventor: Maximilian Schiek , Roland Rosezin
- Applicant: RF360 EUROPE GMBH
- Applicant Address: DE Munich
- Assignee: RF360 EUROPE GMBH
- Current Assignee: RF360 EUROPE GMBH
- Current Assignee Address: DE Munich
- Agency: Patterson + Sheridan LLP
- Priority: DE102017130924.1 20171221
- International Application: PCT/EP2018/085957 WO 20181219
- International Announcement: WO2019/121991 WO 20190627
- Main IPC: H03H9/54
- IPC: H03H9/54 ; H03H9/05 ; H03H7/075 ; H03H9/58 ; H03H9/60

Abstract:
The invention combines two filter technologies on a single device using the same substrate there for. On this substrate a filter circuit is arranged that has a ladder-type or a lattice arrangement of series and parallel impedance elements to provide a hybrid filter having for example a band pass function. The impedance elements are chosen from BAW resonators and LC elements.
Public/Granted literature
- US20210075399A1 HYBRID FILTER Public/Granted day:2021-03-11
Information query
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