发明授权
- 专利标题： Antenna duplexer and communication apparatus
- 专利标题（中）： 天线双工器和通信设备
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申请号： US10202799申请日： 2002-07-25
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公开(公告)号： US06784759B2公开(公告)日： 2004-08-31
- 发明人: Tomoya Maekawa , Hiroyuki Nakamura , Toru Yamada , Toshio Ishizaki
- 申请人： Tomoya Maekawa , Hiroyuki Nakamura , Toru Yamada , Toshio Ishizaki
- 优先权： JP2001-228300 20010727
- 主分类号： H03H746
- IPC分类号： H03H746
摘要：
An antenna duplexer has a receiving filter having a surface acoustic wave device; a transmitting filter having a dielectric resonator; and a matching circuit for matching the receiving filter and the transmitting filter with an antenna respectively, wherein the transmitting filter, receiving filter, and matching circuit are integrated with each other.
公开/授权文献
- US20030025572A1 Antenna duplexer and communication apparatus 公开/授权日：2003-02-06
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