TY - JOUR
T1 - Block differential encoding for rapidly fading channels
AU - Ma, Xiaoli
AU - Lu, Eine
AU - Giannakis, Georgios B
PY - 2003/7/18
Y1 - 2003/7/18
N2 - We derive a novel block differential codec to bypass estimation of rapidly fading channels. Based on a basis expansion model for time-varying channels, our differential design is easy to implement, and achieves the maximum possible Doppler diversity. Combined with a group partitioning scheme, the differential scheme provides also flexibility to tradeoff decoding complexity with performance. Simulation results corroborate our theoretical analysis.
AB - We derive a novel block differential codec to bypass estimation of rapidly fading channels. Based on a basis expansion model for time-varying channels, our differential design is easy to implement, and achieves the maximum possible Doppler diversity. Combined with a group partitioning scheme, the differential scheme provides also flexibility to tradeoff decoding complexity with performance. Simulation results corroborate our theoretical analysis.
UR - http://www.scopus.com/inward/record.url?scp=0037634429&partnerID=8YFLogxK
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M3 - Conference article
AN - SCOPUS:0037634429
SN - 0536-1486
VL - 5
SP - 3570
EP - 3574
JO - Conference Record - International Conference on Communications
JF - Conference Record - International Conference on Communications
T2 - 2003 International Conference on Communications (ICC 2003)
Y2 - 11 May 2003 through 15 May 2003
ER -