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=
ωRF,ωLO
=,2ωRF,2ωLO,ωRF+ωLO,ωLO-ωRF
ωRF,ωLO,3ωRF,3ωLO,2ωRF+ωLO,
2ωRF-ωLO,ωRF+2ωLO,2ωLO-ωRF
=,2ωRF,2ωLO,ωRF+ωLO,ωLO-ωRF,
4ωRF,4ωLO,3ωRF+ωLO,
2ωRF+2ωLO,ωRF+3ωLO,3ωRF-ωLO,
2ωLO-2ωRF,3ωLO-ωRF
α0
α1
α2
α3
α4
u(t)=ARFcos(ωRFt)+ALOcos(ωLOt)
Term
RF
LO
IF
α5
...5ωRF,5ωLO...