Invention Grant
- Patent Title: Antenna duplexer and communication apparatus employing the same
- Patent Title (中): 天线双工器及采用该天线双工器的通信装置
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Application No.: US12668699Application Date: 2008-07-08
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Publication No.: US08531252B2Publication Date: 2013-09-10
- Inventor: Hiroyuki Nakamura , Tetsuya Tsurunari , Joji Fujiwara
- Applicant: Hiroyuki Nakamura , Tetsuya Tsurunari , Joji Fujiwara
- Applicant Address: JP Osaka
- Assignee: Panasonic Corporation
- Current Assignee: Panasonic Corporation
- Current Assignee Address: JP Osaka
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: JP2007-183962 20070713
- International Application: PCT/JP2008/001815 WO 20080708
- International Announcement: WO2009/011101 WO 20090122
- Main IPC: H03H9/70
- IPC: H03H9/70 ; H04B1/48
Abstract:
A small antenna duplexer that includes antenna terminal, first filter electrically connected to this antenna terminal and passing a first frequency band, second filter electrically connected to antenna terminal and passing a second frequency band, and third filter electrically connected to antenna terminal and passing a third frequency band. First filter and third filter are used for one band, and second filter and third filter are used for another band.
Public/Granted literature
- US20100188165A1 ANTENNA DUPLEXER AND COMMUNICATION APPARATUS EMPLOYING THE SAME Public/Granted day:2010-07-29
Information query
