[PDF] Top 20 Nonlinear Multiuser Receiver for Optimized Chaos-Based DS-CDMA Systems
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Nonlinear Multiuser Receiver for Optimized Chaos-Based DS-CDMA Systems
... the multiuser detection (MUD) [17] in order to cancel the near-far ...of multiuser detectors (MUDs) have been proposed to deal with MUI through demodulation of mutually interfering ...detectors based ... See full document
12
Multipass Channel Estimation and Joint Multiuser Detection and Equalization for MIMO Long Code DS/CDMA Systems
... the receiver, instead, provides a receiver diversity advantage, since the receiving multiple antennas provide multiple independently faded replicas of the trans- mitted ...single-user systems [13, ... See full document
13
Blind linear multiuser detection for DS-CDMA wireless networks
... communication systems, mainly due to its promise of capacity improvement over the traditional multiple access schemes based on non-overlapping frequency bands or time ...approach, multiuser detection ... See full document
221
Blind Multiuser Detection by Kurtosis Maximization for Asynchronous Multirate DS/CDMA Systems
... multirate DS/CDMA systems, discrete-time multi- ple-input multiple-output (MIMO) signal models can be formulated through chip-rate sampling of the received continuous-time signal followed by ... See full document
17
A Low Complexity Blind Multiuser Receiver for Long Code CDMA
... aperiodic-code) DS-CDMA systems are cur- rently being used in the IS-95 mobile communication net- work standard and have been adopted in several third- generation standards such as ...such ... See full document
10
A MUSIC Based Algorithm for Blind User Identification in Multiuser DS CDMA
... CDMA-based systems are widely used in various wireless ap- ...a CDMA sys- tem, multiuser detection techniques are ...a CDMA receiver in a multiuser ...the ... See full document
9
Adaptive DS/CDMA Non Coherent Receiver using MULTIUSER DETECTION Technique
... communication systems based on CDMA are inherently subject to Multiple-Access Interference (MAI), since it is impossible to maintain orthogonal spreading codes in mobile ... See full document
5
Improved Iterative Parallel Interference Cancellation Receiver for Future Wireless DS-CDMA Systems
... In this paper, a new turbo multiuser detector for turbo- coded DS-CDMA systems has been presented. In the pro- posed detector a parallel interference cancellation (PIC) has been divided in ... See full document
9
Design and Performance Analysis of an Adaptive Receiver for Multicarrier DS CDMA
... in multiuser communications, in which the multiple access interference (MAI) becomes the major capacity-limiting fac- ...MC systems based on the single user detection (SUD) strategy, see [4, 14, 15], ... See full document
10
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 ...sequence based adaptive MUD was introduced in [7], [8], [9], which requires the knowledge of ... See full document
5
Performance of Generalized Multicarrier DS CDMA over Nakagami $m$ Fading Channels
... be optimized according to specific design requirements tailored to the communication environments encountered, in order to achieve the optimum performance in terms of ...be optimized, in order to minimize ... See full document
11
Performance Comparison of FH/MC DS CDMA with Single and Multi Carrier DS CDMA
... The multiple-access scheme is constituted by frequency-hopping FH based multicarrier DS-CDMA FWMC DS-CDMA, where the entire bandwidth of future systems can be divided into a number of su[r] ... See full document
6
Timing Free Blind Multiuser Detection for Multicarrier DS/CDMA Systems with Multiple Antennae
... sequence CDMA (DS-CDMA)— and in particular its resistance to multipath e ff ects induced by the radio channel as the communication rate grows larger and larger [1]—while relaxing some very demand- ing ... See full document
16
Single and Multi Carrier DS CDMA: Multi USer Detection, Space Time Spreading, Synchronisation, Standards and Networking
... for multiuser detection in synchronous CDMA,” in IEEE International Symposium on Information Theory – ISIT’97, (Ulm, Germany), ...algorithm-based multiuser detector for multiple-access ... See full document
56
Blind Per Survivor Processing Based Multiuser Detection for Channel Coded Multi Carrier DS CDMA Systems
... Subsequently, we analyse the performance of the synchronous MC DS-CDMA system considered, when employing three different channel coding schemes, namely Low Density Parity Check LDPC code[r] ... See full document
5
Multiuser Decorrelating Based Long Range Frequency Domain Channel Transfer Function Prediction in Multicarrier DS CDMA Systems
... contribution, multiuser decorrelating based frequency-domain channel estimation and long range channel prediction techniques are proposed for a generalized Multicarrier DS-CDMA (MC ... See full document
5
THE THROUGHPUT FOR MULTI HOP RELAY WIRELESS SENSOR NETWORKS BASED ON COOPERATIVE DIVERSITY
... Time Multiuser CDMA System Space Time Block Code (STBC) is an effective transmit diversity technique used to transmit symbols from multiple antennas, which ensures that transmission from various antennas is ... See full document
8
Broadband MC DS CDMA Using Space Time and Frequency Domain Spreading
... MC DS-CDMA scheme, which employs STS assisted transmit diversity and time-frequency-domain (TF-domain) ...MC DS-CDMA system is determined by the product of the T-domain spreading factor and ... See full document
5
Blind chip-rate equalisation for DS-CDMA downlink receiver
... The adaptation algorithm is based on a constant modulus criterion forcing the various user symbols onto a constant modulus, for which a stochastic gradient descent algorithm is derived..[r] ... See full document
6
Multiuser Detection for Synchronous DS-CDMA in AWGN Channel
... Minimizing the mean squared error is an approach to linear multiuser detection that performs as well as or better than the Decorrelating detector for all SNRs. The zero forcing solution works on the principle of ... See full document
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