Sciweavers

99 search results - page 17 / 20
» Multicarrier QAM modulator
Sort
View
GLOBECOM
2010
IEEE
13 years 6 months ago
Carrier Frequency Offset Estimation for Uplink OFDMA Using Partial FFT Demodulation
Fast and accurate Carrier Frequency Offset (CFO) estimation is a problem of significance in many multi-carrier modulation based systems, especially in uplink Orthogonal Frequency D...
Srinivas Yerramalli, Milica Stojanovic, Urbashi Mi...
EJASP
2010
166views more  EJASP 2010»
13 years 3 months ago
Decoding Schemes for FBMC with Single-Delay STTC
Orthogonally multiplexed Quadrature Amplitude Modulation (O-QAM) with Filter Banks based Multi Carrier modulation (FBMC) is a multi-carrier modulation scheme that can be considere...
Chrislin Lélé, Didier Le Ruyet
ICC
2007
IEEE
153views Communications» more  ICC 2007»
14 years 2 months ago
Mapping for Iterative MMSE-SIC with Belief Propagation
Abstract— In Multiple-Input Multiple-Output (MIMO) wireless systems, since different signals are transmitted by different antennas simultaneously, interference occurs between the...
Satoshi Gounai, Tomoaki Ohtsuki
GLOBECOM
2008
IEEE
14 years 3 months ago
Low-Complexity Maximum Likelihood Detection of Orthogonal Space-Time Block Codes
Abstract— In this paper, we propose a low complexity Maximum Likelihood (ML) decoding algorithm for orthogonal spacetime block codes (OSTBCs) based on the real-valued lattice rep...
Luay Azzam, Ender Ayanoglu
ICC
2008
IEEE
14 years 3 months ago
MMSE Soft-Interference-Cancellation Aided Iterative Center-Shifting K-Best Sphere Detection for MIMO Channels
—Based on an EXtrinsic Information Transfer (EXIT) chart-assisted receiver design, a low-complexity near-Maximum A Posteriori (MAP) detector is constructed for high-throughput sy...
Li Wang, Lei Xu, Sheng Chen, Lajos Hanzo