发明授权
- 专利标题: Broadband SAW filter
- 专利标题(中): 宽带SAW滤波器
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申请号: US13992160申请日: 2011-02-04
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公开(公告)号: US08941451B2公开(公告)日: 2015-01-27
- 发明人: Mohamed Elhakiki , Heiko Hartmann , Jacques Antoine Damy
- 申请人: Mohamed Elhakiki , Heiko Hartmann , Jacques Antoine Damy
- 申请人地址: DE Munich
- 专利权人: EPCOS AG
- 当前专利权人: EPCOS AG
- 当前专利权人地址: DE Munich
- 代理机构: Slater & Matsil, L.L.P.
- 国际申请: PCT/EP2011/051670 WO 20110204
- 国际公布: WO2012/103958 WO 20120809
- 主分类号: H03H9/00
- IPC分类号: H03H9/00 ; H03H9/64 ; H03H9/02 ; H03H9/145
摘要:
A new type of very broad bandwidth filters with small insertion loss and high return loss are given. The new filter uses a substrate that can propagate a PSAW and fan shaped transducers of low metallisation height, high metallisation ratio, low reflectivity and high coupling coefficient.
公开/授权文献
- US20130321103A1 Broadband SAW Filter 公开/授权日:2013-12-05
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