A low-cost Doppler radar system with 24
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Jian Zhang; Minghui Yang; Shuqi Zheng; Xiaowei Sun
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Article
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2008
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John Wiley and Sons
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English
β 584 KB
## Abstract A lowβcost homodyne Doppler radar system with 24.128 GHz phase lock loop (PLL) frequency synthesizer has been designed, fabricated, and applied in remote detection of heart beat. In this direct conversion Doppler radar system, the PLL frequency synthesizer is utilized as a highβstabilit