Motivation System Design Experiments Conclusions Basic Idea Combined Dynamic Component Acos 2nft +8 ↑c0s2nft Static component -sin 2nft Use plain cos wave rather than impulses Measure the phase rather than Doppler shifts Decompose the received signal in vector space rather than in the time/frequency domain 日+回1三1交非三勺风 6/20Motivation System Design Experiments Conclusions Basic Idea cos 2πft —sin 2πft CIC CIC I Q Acos2πft I Q Combined Static component Dynamic Component • Use plain cos wave rather than impulses • Measure the phase rather than Doppler shifts • Decompose the received signal in vector space rather than in the time/frequency domain 6/20