发明名称 |
UHF mixing circuit having pi configured impedance converter |
摘要 |
In a UHF tuner having a diode mixer and a double-tuned circuit; a UHF tuner of good tuning characteristics comprising the fact that a pi -type impedance converter portion consisting of capacitors is disposed in a coupling part between the diode mixer and the double-tuned circuit.
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申请公布号 |
US4637070(A) |
申请公布日期 |
1987.01.13 |
申请号 |
US19830522470 |
申请日期 |
1983.08.11 |
申请人 |
ALPS ELECTRIC CO., LTD. |
发明人 |
MATSUTA, SHIGETOSHI |
分类号 |
H04B1/26;H03D7/02;H03D9/06;(IPC1-7):H03H11/28 |
主分类号 |
H04B1/26 |
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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