发明名称 |
Mixing stage |
摘要 |
In the mixing stage, a four-terminal network is connected between the mixer and the intermediate-frequency filter, the input impedance of which four-terminal network is reciprocal to the input impedance of the intermediate-frequency filter and the output impedance of which network matches the real input impedance of the intermediate-frequency filter.
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申请公布号 |
DE3133745(A1) |
申请公布日期 |
1983.03.10 |
申请号 |
DE19813133745 |
申请日期 |
1981.08.26 |
申请人 |
TE KA DE FELTEN & GUILLEAUME FERNMELDEANLAGEN GMBH |
发明人 |
KIRSCHNER,KLAUS,DIPL.-ING. |
分类号 |
H03D7/00;H03H7/38;(IPC1-7):H03D7/00;H03H9/58;H04B1/26 |
主分类号 |
H03D7/00 |
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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