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A A-type soft aperture LADAR SNR improvement with quantum-enhanced receiver

机译:量子增强型接收机可改善A型软孔径LADAR SNR

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A quantum-enhanced receiver that uses squeezed vacuum injection (SVI) and phase sensitive amplification (PSA) is in principle capable of obtaining effective signal to noise ratio (SNR) improvement in a soft-aperture homodyne-detection LAser Detection And Ranging (LADAR) system over the classical homodyne LADAR to image a far-away target. Here we investigate the performance of quantum-enhanced receiver in A-type soft aperture LADAR for target imaging. We also use fast Fourier transform (FFT) Algorithm to simulate LADAR intensity image, and give a comparison of the SNR improvement of soft aperture case and hard aperture case.
机译:使用压缩真空注入(SVI)和相敏放大(PSA)的量子增强型接收器原则上能够在软孔径零差检测激光测距和测距(LADAR)中获得有效的信噪比(SNR)改善系统通过经典的零差LADAR成像以成像远距离目标。在这里,我们研究了用于目标成像的A型软孔径LADAR中量子增强型接收机的性能。我们还使用快速傅里叶变换(FFT)算法来模拟LADAR强度图像,并比较了软孔径情况和硬孔径情况下的SNR改善。

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