Massive MIMO
Massive MIMO
... operações muitas de inversão de matrizes, reduzindo deste modo a complexidade da implementação, numa escala considerável. Para os receptores no domínio das frequências, em transmissões uplink, os esquemas SC-FDE ...
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Hybrid Iterative Space-Time Equalization for Multi-User mmW Massive MIMO Systems
... assuming perfect knowledge of the channel sate information (CSI) and single antenna user terminals (UTs). A downlink hybrid beamforming scheme based on a weighted sum mean square error (WSMSE) optimization problem was ...
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Iterative Multiuser Equalization for Subconnected Hybrid mmWave Massive MIMO Architecture
... We designed a new hybrid iterative multiuser equalizer for a subconnected mmWave massive MIMO architecture. We considered low complexity UTs employing randomly analog- only precoding and a single RF chain. ...
14
Fast matrix inversion updates for massive MIMO detection and precoding
... of massive MIMO systems are clear: increased spectral capacity while attaining high energy efficiencies ...conventional MIMO algorithms may not be suitable any more in terms of computational ...
14
Spectral Efficiency Analysis in Massive MIMO using FBMC-OQAM Modulation
... which Massive Multiple-Input Multiple-Output (MIMO) will be ...a Massive MIMO (MM) system uplink under a single-cell ...multiuser MIMO scenario, which considers a large number of ...
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Analytical performance evaluation of massive MIMO techniques for SC-FDE modulations
... use massive Multiple Input Multiple Output (MIMO) systems, which require efficient receivers capable of reaching good performance ...values. MIMO systems can also be extended to massive ...
12
Iterative receiver combining IB-DFE with MRC for massive MIMO schemes
... Once we are moving to the 5G system it is imperative to reduce the complexity of massive MIMO (Multiple-Input, Multiple Output) receivers. This paper considers the uplink transmission using massive ...
6
Implicit Pilots for an Efficient Channel Estimation in Simplified Massive MIMO Schemes with Precoding
... simplified massive multiple input, multiple output (MIMO), implemented with precoding, combined with single-carrier with frequency- domain equalization (SC-FDE) ...in massive MIMO schemes can ...
9
Channel estimation techniques applied to massive MIMO systems using sparsity and statistics approaches tese dcaraújo
... Massive MIMO has the potential of greatly increasing the system spectral efficiency by employ- ing many individually steerable antenna elements at the base station ...implementing massive MIMO ...
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Repositório Institucional UFC: Transceiver design for massive MIMO systems: approaches based on matrix completion, beam selection and random pilots
... In massive MIMO, the spatial focusing of energy into ever-smaller regions of space potentially brings huge improvements in throughput and radiated energy ...the massive number of antenna ...
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Channel estimation in massive MIMO systems
... 5G, massive MIMO is an innovative concept to revolutionize wireless communication systems, and it is intended to be implemented in the near ...with massive MIMO, more specifically, the ...
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Massive MIMO transmission techniques
... sistemas massive MIMO (Multiple Input Multiple Output) com esquemas de diretividade a operar no espectro de ondas milimétricas formarão a base tecnológica do ...estruturas massive MIMO pode ...
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Efficient frequency-domain detection for massive MIMO systems
... a massive MIMO system with T = 4 single-antenna transmitters unless otherwise stated, each one employing an SC-FDE modulation and a receiver with R ...
6
Low complexity detection for SC-FDE massive MIMO systems
... The most important and motivating application for the discussion here is receivers for multiple-antennas such as massive MIMO systems, where several transmit antennas can simultaneously send multiple data ...
79
A novel massive MIMO for 5G systems
... • Implementing the MRT/MRC and EGT/EGC algorithms for m-MIMO with mm- Wave, associated to the interference cancellation, we avoid the computation of the pseudo-inverse matrix, and therefore simplify the processing ...
27
Optimization of Spectrum Management in Massive Array Antenna Systems with MIMO
... lines and Simulink-based project creation. The proposed project was implemented in code lines, thus having a somewhat more complex hardware complexity. USRP hardware supports not only Single Input Single Output (SISO) ...
118
Pedro Alexandre Velez Fernandes
... Wireless systems are one of the most used and more important communi- cation systems in the current days. In the past years, they have become the elec- tion choice for millions of users around the world, having ...
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End-to-end 5G testbed characterisation and improvements at 60GHz
... In the scope of evaluating the system in a real-world user case, in the following section, the feasibility of this OFDM system in enabling an AR wireless transmission in a typical classroom environment, as seen in gure ...
161
Design and Implementation of a FPGA and DSP Based MIMO Radar Imaging System
... in MIMO radar [12]-[14], the research of engineering application is also in ...Some MIMO radar systems have been developed for radar system perfor- mance analysis and algorithm verification[7]-[11], ...FMCW ...
9
Tensorbased MIMO relaying communication systems
... a cette tˆache, l’utilisation de la d´ecomposition tensorielle PARAFAC pour mod´eliser les signaux re¸cus ne permet pas l’estimation conjointe des symboles et des canaux de communi- cation. Afin d’´eviter l’utilisation ...
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