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Design and Analysis of 66GHz Voltage Controlled Oscillators for FMCW Radar Applications with Phase Noise Impact Consideration

机译:具有相位噪声影响考虑的FMCW雷达应用66GHz电压控制振荡器的设计与分析

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Accuracy in measurement is one of the most important characteristics of a radar. One of the main challenges in designing Frequency Modulated Continuous Wave (FMCW) radar is reducing phase noise and controlling leakage of transmitter phase noise into the receiver. Phase noise reduces the maximum transmission power, the ability of small targets detection and the measurable range. This paper presents a power-efficient and low-phase noise Voltage controlled oscillator (VCO) implemented in a 65nm TSMC CMOS technology. The VCO is designed for a 66 GHz phase-locked loop utilized in the frequency modulated continuous wave (FMCW) radar. The tuning range of the VCO is from 63.5 GHz to 68.6 GHz. Simulated phase noise is -94 dBc/Hz at IMHz offset. It dissipates 20 mW from 1.2 V supply.
机译:测量的准确性是雷达最重要的特征之一。设计频率调制的连续波(FMCW)雷达中的主要挑战之一是降低相位噪声并将发射器相位噪声的泄漏控制到接收器中。相位噪声降低了最大传输功率,小目标检测的能力和可测量范围。本文介绍了在65nm TSMC CMOS技术中实现的功率有效和低相噪声控制振荡器(VCO)。 VCO专为在频率调制的连续波(FMCW)雷达中使用的66 GHz阶段锁定环路设计。 VCO的调谐范围为63.5 GHz至68.6 GHz。模拟相位噪声在IMHz偏移时为-94 dBc / hz。它从1.2 V供电耗散20兆瓦。

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