Abstract:This paper presents the architecture, the implementation details and the measurement results of an IF to DC subsampler for 60 GHz applications. The proposed subsampler performs downconversion, IQ demodulation and out-of-band filtering within a unique operation. An 802.11ad (WiGig) channel at a fixed 21.12 GHz IF frequency is subsampled using a 7.04 GHz clock. The 1.76 GS/s analog to digital conversion is directly performed in baseband after FIR filtering and decimation. The charge domain subsampler and FIR fil… Show more
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