C. Li and J. Lin, ′′Complex signal demodulation and random body movement cancellation techniques for non-contact vital sign detection,′′ in IEEE MTT-S Int. Microw. Symp. Dig., pp. 567-570, June 2008.
P. Li and D. Wang, ′′A quadrature Doppler radar system for sensing human respiration and heart rates,′′ in Proc. IEEE 10th ICSP, pp. 2235-2238, Oct. 2010.
J. Tu and J. Lin, ′′Respiration harmonics cancellation for accurate heart rate measurement in non-contact vital sign detection,′′ IEEE MTT-S Int. Microw. Symp. Dig., pp. 1-3, June 2013.