发明名称 INTERFEROMETRIC MEASUREMENT DEVICE WITH A SUPERHETERODYNE RECEIVER
摘要 <p>An interferometric measurement device with a superheterodyne receiver, comprising at least two superheterodyne reception channels (R1 ... Rn) followed by respective filters (F1 ... Fn) defining the intermediate frequency reception band, and by at least one spatial sampling line (SSL) (L1 ... Ln) used in undersampling and in a differential circuit, as well as an interferometric measurement circuit (12).</p>
申请公布号 WO1997042518(A1) 申请公布日期 1997.11.13
申请号 FR1997000822 申请日期 1997.05.07
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