发明名称 |
Radio communications transceiver with integrated filter, antenna switch, directional coupler and active components |
摘要 |
The object of the invention is a radio communication transceiver, in which the low noise pre-amplifier and mixer of the receiver and the power amplifier, directional coupler and the mixer of the transmitter are integrated in connection with the filter section. The active components are integrated with the filter so that the entity forms one component on the circuit board of the telephone.
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申请公布号 |
US5903820(A) |
申请公布日期 |
1999.05.11 |
申请号 |
US19960627191 |
申请日期 |
1996.04.03 |
申请人 |
LK-PRODUCTS OY |
发明人 |
HAGSTROEM, PANU |
分类号 |
H01P7/00;H01P7/04;H01P7/08;H03H9/64;H04B1/38;H04B1/40;(IPC1-7):H04B1/46 |
主分类号 |
H01P7/00 |
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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