发明名称 |
Dual mode receiver |
摘要 |
A transponder including a receiver and a transmitter controlled by the output of the receiver, with the receiver including a first phase locked loop with a mixer and a voltage controlled oscillator supplying an output to a second phase locked loop including a switchable frequency divider connected to supply a low side injection signal to the mixer of the first loop in the first mode of operation and a high side injection signal to the mixer in the second mode of operation.
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申请公布号 |
US4063173(A) |
申请公布日期 |
1977.12.13 |
申请号 |
US19760672588 |
申请日期 |
1976.04.01 |
申请人 |
MOTOROLA, INC. |
发明人 |
NELSON, JOHN RAYMOND;SHANER, JAMES ROBERT;HOLCOMB, DON REGINALD |
分类号 |
H03L7/07;H04B7/185;(IPC1-7):H04B1/59 |
主分类号 |
H03L7/07 |
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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