space-time multiuser receiver
Low Complexity Receiver Structures for Space Time Coded Multiple Access Systems
... in space-time coded systems has been concerned with single-user channels [1, 2, ...single-user space-time code con- struction was given in ...paper, multiuser detec- tion for ...
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Sphere Decoding for Space time Multiuser Detection in STBC DS CDMA System
... C can be seen as a channel matrix with K sender antennas and N receiver antennas. And each element in user bit data B can be seen as a NPSK modulation symbol with the value of either +1 or -1. Therefore, the ...
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Adaptive space time equalisation for multiple antenna assisted multiple input multiple output systems
... We investigate a space-time equalisation (STE) based multiuser detection (MUD) for SDMA based MIMO systems. The most pop- ular MIMO-receiver design is constituted by the minimum mean square ...
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Subspace Based Blind and Group Blind Space Time Multiuser Detection for the Generalized Multicarrier DS CDMA Uplink
... of multiuser interference and hence has the potential of substantially increasing the capacity of CDMA ...MMSE receiver was proposed for a Multi-Carrier Direct Sequence Code Di- vision Multiple Access (MC ...
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Minimum Bit Error Rate Design for Space Time Equalisation Based Multiuser Detection
... SDMA receiver design is the minimum mean-square error (MMSE) MUD [6], [10]–[14], which leads to simple and effec- tive adaptive implementation using the least mean square (LMS) algorithm ...terion. ...
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MBER Space Time Decision Feedback Equalization assisted Multiuser Detection for Multiple Antenna Aided SDMA Systems
... a space-time decision feedback equalization (ST-DFE) assisted multiuser detection (MUD) scheme for multiple receiver antenna aided space division multiple access ...
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The Behaviour of Vertical Bell Laboratories Layered Space Time Algorithm Combined with Multiuser Detection Schemes in Wireless Communication System
... with multiuser detection schemes without channel ...various multiuser diction schemes only after equalizing the shared ...non-linear receiver struc- tures and formulates a detecting ...
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Adaptive MBER space time DFE assisted multiuser detection for SDMA systems
... Consider the multiple antenna aided SDMA system supporting M users, where each of the M users is equipped with a single trans- mit antenna and the receiver is assisted by an L-element antenna ar- ray. The ...
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Optimal Multiuser MIMO Linear Precoding with LMMSE Receiver
... the space dimension can be exploited for scheduling multi-user transmission besides time and frequency ...that time division multiple access (TDMA) systems can not achieve sum rate capacity of MU- ...
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Improved Multiuser Detectors Employing Genetic Algorithms in a Space Time Block Coded System
... in space-time block coded (STBC) multiuser detection (MUD) systems in Rayleigh flat- fading channels are reported in this ...MUD receiver to create the seed chromosome in the initial ...the ...
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Space Time Coded MC CDMA: Blind Channel Estimation, Identifiability, and Receiver Design
... the receiver, several signal combining schemes can be im- plemented to demodulate and decode the ST-coded trans- ...error) multiuser detector which performs joint-subcarrier combining and ...
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Blind Adaptive Decorrelating RAKE (DRAKE) Downlink Receiver for Space Time Block Coded Multipath CDMA
... downlink receiver for space-time block coded CDMA systems in multipath ...the space-time coding ...of receiver can offer significant performance improvement on the downlink in the ...
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Analysis and Compensation of Transmitter and Receiver I/Q Imbalances in Space Time Coded Multiantenna OFDM Systems
... of space-time coded (STC) multiantenna OFDM systems under I/Q imbalance, covering both the transmitter and the receiver sides of the ...Alamouti space-time coded OFDM system with two ...
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Adaptive Near Optimal Multiuser Detection Using a Stochastic and Hysteretic Hopfield Net Receiver
... and multiuser interference. In our case, the RAKE receiver is modeled as an absolutely er- roneous estimator—this situation is termed as noncoher- ent scenario—yielding R ˜ = I ...
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Multiuser Delay Tracking CDMA Receiver
... CDMA multiuser detection when there exist time delay estimation ...estimated time delay as a linear combination of an estimated signature vector and an error ...multiple time varying user ...
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A Receiver for Differential Space Time Shifted BPSK Modulation Based on Scalar MSDD and the EM Algorithm
... iterative receiver for dif- ferential STBC employing a π/2-shifted BPSK constellation, two transmit antennas, and an Alamouti-type code struc- ture ...the receiver with very accurate initial estimates of ...
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Adaptive DS/CDMA Non Coherent Receiver using MULTIUSER DETECTION Technique
... From the above discussion, we know that the selection of the chip waveform and the sample number D are the factors to control the performance of the system. The effect of the gradient of chip waveform about the code ...
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Low Complexity Iterative Receiver for Space Time Coded Signals over Frequency Selective Channels
... iterative receiver composed of a soft-input/soft-output decoder and an equalizer follow- ing the idea of turbo-codes ...the receiver modules in order to achieve successively refined ...
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Orthogonal Space Time Block Codes in Vehicular Environments: Optimum Receiver Design and Performance Analysis
... The receiver structure and the performance of OSTBC have been extensively studied in many works with both perfect and estimated channel state information (CSI) at the receiver; see [8–10] and the references ...
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Iterative PDF Estimation-Based Multiuser Diversity Detection and Channel Estimation with Unknown Interference
... proposed receiver signifi- cantly outperforms the conventional detector of [22] in low frequency-selective channels with relatively small number of ...the receiver is restricted to nonit- erative PDF ...
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