MMSE multi-user detection
Genetically Enhanced TTCM Assisted MMSE Multi user Detection for SDMA OFDM
... an MMSE-MUD assisted TTCM-aided SDMA-OFDM ...proposed MMSE-GA assisted TTCM-SDMA-OFDM system is capable of achieving a similar per- formance to that attained by its optimum Maximum Likelihood (ML) MUD ...
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Research on Classification and Recognition for Multiuser Signal Detection
... with Multi-user Detection based on ...the MMSE multi-user detection algorithm, and measures its performance through different SNR and other ...
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Iterative Joint Channel Estimation and Multi User Detection for Multiple Antenna Aided OFDM Systems
... symbol detection at the receiver were also proposed for Code Division Multiple Access (CDMA) [12], [21], SISO OFDM [25]–[27] and MIMO OFDM [22], [28] ...type multi-user MIMO OFDM systems, all channel ...
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Triple Polarized Multi User Mimo Idma System under Correlated Fading Channel
... a user-specific interleaver combined with low rate spreading ...of multi-stream interference (MSI), minimum mean square error (MMSE) algo- rithm based on successive interference cancellation (SIC) ...
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Optimization of multidimensional equalizers based on MMSE criteria for multiuser detection
... Iterative detection is a strategy to use estimated data symbols in the current it- eration to form an estimate of the inter-symbol interference (ISI) or multi-access interference (MAI), and then subtracting ...
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HIPERLAN like Turbo Coded Multi user Detection Assisted OFDM Based Interactive Video Telephony
... receiver MMSE lowpass interpolation is per- formed separately for generating a channel transfer function es- timate for equalising the frequency-domain signals received by the different antenna array elements ...
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Comparative Analysis of GA-MMSE and PSO-MMSE Based MUD Technique Aided SDMA/OFDM System
... but detection techniques especially in over-loaded scenario poses many challenging ...multiuser detection process in SDMA-OFDM system, though each method is suffered from ...with MMSE technique and ...
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Single and Multi Carrier DS CDMA: Multi USer Detection, Space Time Spreading, Synchronisation, Standards and Networking
... multiuser detection in flat fading channels by Zvonar et al ...data detection was investigated by and ...each user in order to obtain the input signals required for channel estimation and the channel ...
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Multi User Detection by MMSE Adaptive Algorithm for Multi Beam MIMO MC CDMA using Sequences of References
... reference signal 𝑧 𝑓 (⟺ 𝑧 𝑖 which is multiplexed with the i -th IFFT and injected into the transmitter antenna i of the j th user). Figure 3 is a subassembly of Figure 2, ie to allow the detection of only ...
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Performance of SDMA Multi User Detection Techniques for Walsh Hadamard Spread OFDM Schemes
... with MMSE and PIC multi-user detection techniques, in order to exploit the diversity potential offered by the wideband ...PIC detection slightly outperformed the SIC detection ...
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Synthetical application of multi feature map detection and multi branch convolution
... of detection as much as possible, but often the two are not ...the detection speed of the network and vice ...the multi-feature map detec- tion and the multi-branch convolution ...
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Block Diagonalization with Multiuser Beamforming for Coordinated Multi-Point Transmission
... For the multiuser MIMO downlink, the interference due to signals transmitted to other users is known at the transmitter, and in principle, a precoder could be used to essentially undo its effects. The primary drawback of ...
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Joint Interference Estimation and Detection in Uplink of Massive MIMO System
... As fig 1 clarifies, receiver firstly obtains the channel estimated value at the pilot point by sending the frequency-domain pilot sequence and uses a certain interpolation algorithm to obtain the initial estimated ...
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Cooperative multi-user detection and ranging based on pseudo-random codes
... To measure the Round-Trip Time it is very important for our system to maintain the right order of transmission. To get the distance the signal has to follow the sequence: car → pedestrian → car system. That means that ...
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Neural Network based Minimization of BER in Multi-User Detection in SDMA
... each user is separated by a unique user-specific spreading ...each user by the associated unique user specific channel impulse response (CIR) encountered at the receiver ...unique ...
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One User/One Group Soft Decision Aided Multiuser Detection for 2D Spread MC DS CDMAs
... simulation results for the six schemes are shown in Fig- ures 1 and 2. Interestingly, in Figure 1, the BER values of the linear MMSE SIC, the DD, the symbol-based LAST MUD, and the user-based LAST MUD ...
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Recognition and knowledge of dementia and depression in the elderly by general practitioners
... Most of the above studies on the detection of psychiatric disorders in the elderly by general practitioners are summarised in Table 4.1. This table highlights the considerable variability between the different ...
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An Un Static Approach for Resource Allocation under Assigned User Groups
... un-static user grouping , multi cell cooperation, and resource blocking allocation for LP-OFDMA(linearly pre-coded orthogonal frequency multiplexing) in Multiple-user multi inputs and ...
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Detection and Resolution of Negotiable Multi Party User Access Control in Social Media
... A significant number billions of things that need aid exchanged will Online networking would co-possessed Toward separate customers yet the polar customer that transfers the relic is allowed will situate its security ...
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Robust detection in ultra wideband impulse radar using DPSS MMSE estimator
... in detection compared to the optimum matched filter in complicated scenarios such as moving target ...the detection threshold is unknown and depends on the target size ...and detection is based on ...
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