| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a frequency sweep circuit capable of performing high-speed frequency shift in a simple configuration. <P>SOLUTION: The frequency sweep circuit for modulating a frequency includes: a single frequency oscillator 10 for oscillating a single frequency; and a variable phase unit 20 for modulating the single frequency by inputting a temporally varying operation signal and varying a phase rotation amount in accordance with the operation signal. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
