发明申请
- 专利标题： Elastic boundary wave device
- 专利标题（中）： 弹性边界波装置
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申请号： US11714157申请日： 2007-03-06
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公开(公告)号： US20070210676A1公开(公告)日： 2007-09-13
- 发明人: Satoru Matsuda , Michio Miura , Takashi Matsuda , Masanori Ueda
- 申请人： Satoru Matsuda , Michio Miura , Takashi Matsuda , Masanori Ueda
- 专利权人： FUJITSU MEDIA DEVICES LIMITED & FUJITSU LIMITED
- 当前专利权人： FUJITSU MEDIA DEVICES LIMITED & FUJITSU LIMITED
- 优先权： JP2006-061693 20060307
- 主分类号： H01L41/00
- IPC分类号： H01L41/00
摘要：
An elastic boundary wave device includes a first medium with piezoelectricity, an electrode exciting an elastic wave and provided on the first medium, a second medium made of a different material from the first medium and provided on the first medium to cover the electrode, and a sound absorbing portion provided on the second medium.
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