发明名称 |
Duplexer/multiplexer having filters that include at least one band reject filter |
摘要 |
A wireless communications device includes an antenna, a multi-port path selection structure having an antenna port connected to the antenna, and plural ports connected to respective one or more receive and transmit paths of the wireless communications device. The multi-port path selection structure has a transmit band reject filter connected to the transmit path and a second filter connected to the receive path.
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申请公布号 |
US8462755(B2) |
申请公布日期 |
2013.06.11 |
申请号 |
US201213450152 |
申请日期 |
2012.04.18 |
申请人 |
JIAN CHUN-YUN;GAGNON ERIC;HU LAN;APPLE INC. |
发明人 |
JIAN CHUN-YUN;GAGNON ERIC;HU LAN |
分类号 |
H04H20/67;H03H7/46;H04B1/44 |
主分类号 |
H04H20/67 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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