发明申请
- 专利标题： Surface acoustic wave device
- 专利标题（中）： 表面声波装置
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申请号： US11139040申请日： 2005-05-27
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公开(公告)号： US20050264136A1公开(公告)日： 2005-12-01
- 发明人: Jun Tsutsumi , Shogo Inoue , Masanori Ueda
- 申请人： Jun Tsutsumi , Shogo Inoue , Masanori Ueda
- 优先权： JP2004-162611 20040531
- 主分类号： H03H9/00
- IPC分类号： H03H9/00 ; H03H9/08 ; H03H9/145 ; H03H9/25 ; H03H9/64 ; H03H9/72
摘要：
A surface acoustic wave device includes at least one interdigital transducer having electrodes of a double-layered structure in which an upper film and an underlying film are laminated. The upper film has a main component of Al and a first metal of Ti added to the main component. The underlying film has a main component of Ti.
公开/授权文献
- US07423365B2 Surface acoustic wave device 公开/授权日：2008-09-09
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