发明授权
- 专利标题: Surface acoustic wave filter device
- 专利标题(中): 一种表面声波滤波器装置
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申请号: EP94307559.8申请日: 1994-10-14
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公开(公告)号: EP0649219B1公开(公告)日: 2000-01-19
- 发明人: Sugiyama, Masahiko , Horio, Yasufumi , Oshima, Masatsugu , Suzuki, Kenji
- 申请人: NGK INSULATORS, LTD.
- 申请人地址: 2-56, Suda-cho, Mizuho-ku Nagoya City Aichi Pref. JP
- 专利权人: NGK INSULATORS, LTD.
- 当前专利权人: NGK INSULATORS, LTD.
- 当前专利权人地址: 2-56, Suda-cho, Mizuho-ku Nagoya City Aichi Pref. JP
- 代理机构: Paget, Hugh Charles Edward
- 优先权: JP25840293 19931015; JP32867593 19931224; JP22017794 19940914; JP22195394 19940916
- 主分类号: H03H9/00
- IPC分类号: H03H9/00 ; H03H9/64 ; H03H9/145
公开/授权文献
- EP0649219A1 Surface acoustic wave filter device 公开/授权日:1995-04-19
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