mimo multiple input multiple output research papers 2015 IEEE PAPER
Massive MIMO: Ten myths and one critical question
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Abstract:Wireless communications is one of the most successful technologies in modern years, given that an exponential growth rate in wireless traffic has been sustained for over a century (known as Cooper's law). This trend will certainly continue driven by new
Secure Color Image Transmission in a Downlink DAS Group Cell Scheme based MIMOOFDMA Wireless Communication System
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Abstract: In this paper, we have made a comprehensive BER simulation study to evaluate the performance of Downlink DAS Group Cell scheme based MIMO OFDMA Wireless Communication System on secure color image transmission. The 4-by-4 multi antenna
Throughput analysis of massive MIMO uplink with one-bit ADCs
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Abstract Massive MIMO is a disruptive technology that consists of equipping communication transceivers with an excessive number of antennas to enable unprecedented gains in throughput and radiated energy efficiency. From an industry perspective, massive MIMO
First Real-Time Coherent MIMO-DSP for Six Coupled Mode Transmission
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Abstract:We present the first real-time transmission experiment over a 60-km-long fiber supporting six coupled spatial and polarization modes, enabled by a custom receiver board and an FPGA-implementation of an unconstrained adaptive frequencydomain MIMO
Computer Simulation and Field Experiment for Downlink Multiuser MIMO in Mobile WiMAX System
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The transmission performance for a downlink mobile WiMAX system with multiuser multiple- input multiple-output (MU-MIMO) systems in a computer simulation and field experiment is described. In computer simulation, a MU-MIMO transmission system can be realized by
Beam forming and Papr Reduction using MRT and EGT in MIMO OFDM System
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Abstract In Multiple Input Multiple Output Orthogonal Frequency Division Multiplexing system using beamforming improve the receive Signal to Noise Ratio. In the transmission signals after beam forming the Peak-to-Average Power Ratio (PAPR) is a major issue in
A tensor-based framework for blind identification of linear MIMO FIR systems
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Contrary to classical identification, blind system identification (BSI) attempts to estimate a system using output measurements only. This is especially useful when the input data are expensive or impossible to measure, as is the case in several medical applications,
COMPRESSIVE SENSING FOR RADAR SIGNALS: PART III: MIMO RADARS
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COMPRESSED SENSING GENERAL THEORY Compressed sensing (CS) is a novel sensing/sampling paradigm that goes against the common wisdom in data acquisition. Based on the CS theory, one can recover certain signals from far fewer samples or
Degrees of freedom of rank-deficient MIMO interference networks
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Abstract: We characterize the degrees of freedom (DoF) of MIMO interference networks with rankdeficient channel matrices. For the 2-user rank deficient MIMO interference channel, we prove the optimality of previously known achievable DoF in the symmetric case and
A QoE-Driven FEC Rate Adaptation Scheme for Scalable Video Transmissions over MIMOSystems
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Abstract:We propose a forward error correction (FEC) coding rate adaptation scheme which maximizes the quality of experience (QoE), for scalable video coding (SVC) based video transmissions over multi-input multi-output (MIMO) systems. The proposed scheme
A First-Order Optimal Zero-Forcing Beamformer Design for Multiuser MIMO Systems via a Regularized Dual Accelerated Gradient Method
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Abstract:A first-order zero-forcing beamformer design is pro-posed in this letter for MU- MIMO systems under per-antenna power constraints (PAPC). By forming the regularized dual problem, first-order methods can be applied. To achieve the limit convergence rate of
Precoder and equalizer design for multi-user MIMO FBMC/OQAM with highly frequency selective channels
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ABSTRACT In this contribution we propose two new designs of transmit and receive processing for multi-user multiple-input-multiple-output (MIMO) downlink systems that employ filter bank based multicarrier with offset quadrature amplitude modulation (FBMC/
Iterative Soft Decision Based Complex K-best MIMO Decoder
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Abstract This paper presents an iterative soft decision based complex multiple input multiple output (MIMO) decoding algorithm, which reduces the complexity of Maximum Likelihood (ML) detector. We develop a novel iterative complex K-best decoder exploiting the
uwMIMO-HARQ: Hybrid ARQ for Reliable Underwater Acoustic MIMO Communications
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ABSTRACT Achieving robust and reliable data communications in the harsh underwater environment is still a challenging issue due to the fastchanging and unpredictable nature of the acoustic channel. Notwithstanding the use of acknowledgement messages at the link
A Wideband Compact WLAN/WiMAX MIMO Antenna Based on Dipole With V-shaped Ground Branch
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Abstract:A wideband printed dipole with V-shaped ground branches is proposed, which is designed for multiple-input multiple-output (MIMO) antennas. It is based on a dipole with an integrated balun, and V-shaped ground branches are introduced to improve the
The local polynomial method applied to a lightly damped mechanical MIMO system
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This presentation discusses the estimation of nonparametric noise and frequency response matrix (FRM) models for multiple-input-multiple-output (MIMO) systems.[1] introduced the local polynomial method (LPM) for dynamic multivariable systems excited by arbitrary
Analysis of Root Mean Square Error by varying Cyclic Prefix in MIMO-OFDM system using Polyphase Filter Bank
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Abstract-Orthogonal Frequency Division Multiplexing (OFDM) is a popular scheme designed for high data rate wireless communication. OFDM can be combined with antenna arrays at the transmitter and receiver to increase the diversity gain and to enhance the system
Determination of MIMO Channel Capacity and Enhancement of MIMO System Performance Using Tomlinson Harashima Precoding
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Abstract:Multiple input multiple output (MIMO) systems using multiple transmit and receive antennas are widely recognized as the vital breakthrough that will allow future wireless systems to achieve higher data rates with limited bandwidth and power resources. The
PAPR Reduction in MIMO OFDM System Using Improved Constant Modulus Algorithm
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Abstract:MIMO OFDM has gained importance with the increase in demand of high speed data communication. MIMO OFDM also qualifies 4G standard due to high bandwidth frequency. Despite of many merits MIMO OFDM suffers from high peak to average power
Regular paper Improving Transmission Rate with Efficient Bandwidth by using Diversity Technique for MIMO-OFDMA Resource Allocation
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MIMO-OFDMA (Multiple Input Multiple Output-Orthogonal Frequency Division Multiple Access) resource allocation is studied in this paper. The considered problem is to provide each user with more data rates in wireless communication system by using the suitable
1.2 Gbps Non-Imaging MIMO-OFDM Scheme based VLC over Indoor Lighting LED Arrangments
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VLC, and analyzed its bit-error-rate (BER) performance for different LED arrangements. Rectangular LED arrangement offers improved BER compared to the linear arrangement for a range of higher-order modulation schemes. Keywords visible light communication,
Design of an Inverted U-Shaped MIMO Patch Antenna for Dual Band Applications
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Abstract: A compact design of two element Multiple Input MultipleOutput (MIMO) system is proposed using an inverted U-shaped patch antenna. The antenna is fed by a coaxial feeding technique printed on a dielectric FR-4 substrate. The proposed MIMO system
Capacity Bounds for MIMO Interference Channels
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Abstract:In this paper, we develop an analytical framework to derive an upper bound for the ergodic capacity over multipleinput-multiple-output (MIMO) channels in the presence of multiple MIMO cochannel interferers. The analysis resorts to the Berezin's
Bayesian Multiple Estimation in Flat Rician Fading MIMO Channels
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Abstract:In this paper, the performance of the single-estimation (SE) and multiple- estimation (ME) is investigated in multiple-input multiple-output (MIMO) Rician flat fading channels using the traditional least squares (LS) estimator and the Bayesian minimum
Efficient and Low Complexity Modulation Classification Algorithm for MIMO Systems
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Abstract: This study develops a feature-based Automatic Modulation Classification (AMC) algorithm for spatially multiplexed Multiple-Input Multiple-Output (MIMO) systems employing two Higher Order Cumulants (HOCs) of the estimated transmit signal streams as
Analysis of performance of MIMO-OFDM system using spatial and temporal correlation
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Abstract In modern scenario demand for high data transmission rates with the evolution of the very large scale integration (VLSI) technology is very high. The multiple input multiple output-orthogonal frequency division multiplexing (MIMO-OFDM) systems are used to
Interference Alignment and Fairness Algorithms for MIMO Cognitive Radio Systems
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Interference alignment (IA) is an effective technique to eliminate the interference among wireless nodes. In a multiinput multioutput (MIMO) cognitive radio system, multiple secondary users can coexist with the primary user without generating any interference by
Multi-Switch for Antenna Selection in Massive MIMO
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Abstract:Massive MIMO has been shown to greatly improve spectral and transmit-energy efficiency. When implementing a massive MIMO system, one challenge is high hardware complexity. A solution is to reduce the number of radio frequency (RF) transceiver chains
Physical Layer Secure Information Exchange Protocol for MIMO Ad Hoc Networks
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Abstract In this paper, it is proposed a transmission protocol for two users in an n-hop MIMO ad hoc network to exchange their respective information using physical layer's transmission models including one-way untrusted relay, two-way untrusted relay, and multiple access.
Performance Analysis of Adaptive MIMO Based OFDM using FFT and DWT
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In wireless communication systems proposal the wavelets require valuable applicability, by way of channel characterization, interference modification, modulation then multiplexing numerous access communication, Ultra Wide Band (UWB) communication, cognitive radio
Optimal MIMO-WLAN Location for Transmitter in Indoor Environment Using Particle Swarm Optimizer
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Abstract The optimal antenna location for maximizing the channel capacity is searched by particle swarm optimizer (PSO). There are two different receiver locations considered in the simulation. The receivers are located with uniform intervals distribution (i) on the tables;(ii)
Worst-Case Estimate of Envelope Correlation Coefficient for Small MIMO Mobile Antennas Below 1 GHz
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Abstract A worst-case estimate of an envelope correlation coefficient (ECC) is obtained for small multiple-input multiple-output (MIMO) mobile antennas operating below 1 GHz. The worst-case estimate is numerically derived in this paper using spherical and exponential
Joint Transceiver Design for Amplify-and-Forward Multiuser MIMO Relay Communication Systems with Source-Destination Links
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Abstract In this paper, we generalize the iterative algorithms proposed by Khandaker to amplify-and-forward multiuser Multiple-Input Multiple-Output (MIMO) relay communication systems with the source-destination links. Compared with the conventional algorithms,
Signpost: Scalable MU-MIMO Signaling with Zero CSI Feedback
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ABSTRACT Poor scalability is a long standing problem in multi-user MIMO (MU-MIMO) networks: in order to select concurrent uplink users with strong channel orthogonality and thus high total capacity, channel state information (CSI) feedback from users is required.
COOPERATIVE POWER ALLOCATION AND POWER CONSUMPTION ON SUBCARRIER ANALYSIS USING MIMO-OFDM CHANNEL
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ABSTRACT The reduction of power consumption in co-operative multiuser OFDMA systems is a great challenge in multipath environment. The power distribution among multi users in relay path has more complexity compared with direct path. Particular subcarrier resource
Compressive sensing based 3D imaging using a moving MIMO array
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Abstract We consider a 3D configuration where a coherent cross-track MIMO radar with uniform spaced transmit-receive antennas is mounted on a moving platform. Given a restricted number of transmit channels and known motion errors, we propose to
A Novel Protocol for Interference Mitigation in MIMO Femto Cell Environment
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Abstract:In this paper, a novel protocol to mitigate co-channel interference issue acquiring higher diversity gain is introduced in Multiple Input Multiple Output (MIMO) femto cell environment. The scheme works under three time slots using Alamouti Spacetime block
TDD reciprocity calibration for multi-user large-scale (massive) MIMO systems with iterative coordinate descent
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Abstract For large-scale multiple-input multiple-output (MIMO) antenna systems, time division duplexing (TDD) is preferred since the downlink precoding matrix can be obtained through the uplink channel estimation, thanks to the channel reciprocity. However, the
Effect of DGS technique in MIMO Antenna
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Abstract The goal of this paper is to use DGS in MIMO antenna to enhance the antenna performance parameter. The concept of DGS with MIMO antenna reduce antenna size and reduce mutual coupling between the antenna elements. It also enhances parameters such
MIMO OTA Testing in Small Multi-Probe Anechoic Chamber Setups
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OTA testing of MIMO capable terminals is often performed in large anechoic chambers, where planar waves impinging the test area are assumed. Furthermore, reflections from the chamber, and probe coupling are often considered negligible due to the large dimensions
A Virtual MIMO Communication Strategy Based on Cooperative Groups for Wireless Sensor Networks
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Abstract As we all know, virtual MIMO technology is an efficient way for energy saving in wireless sensor networks (WSNs). The present virtual MIMO communication strategies in WSNs depend on cluster heads collecting and forwarding source data, which causes big
Uplink Power Control for MIMO-OFDMA Cellular Systems
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Abstract: In this paper, we propose a novel uplink power control algorithm, SMST, for multiple-input multiple-output orthogonal frequency-division multiple access (MIMO- OFDMA). We perform an extensive system-level simulation to compare different uplink
Performance Limits of MIMO Systems with Nonlinear Power Amplifiers
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Abstract:The development of 5G enabling technologies brings new challenges to the design of power amplifiers (PAs). In particular, there is a strong demand for low-cost, nonlinear PAs which, however, introduce nonlinear distortions. On the other hand,
Uncoded Multiview Video Signal Transmission in Pre-ZF Equalization Aided MIMO Wireless Communication System
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Abstract This research study has been made on the quality assessment of the multiview video signal transmitted in a correlated MIMO fading channel. In matlab based simulated system, pre-zero forcing channel Equalization/precoding, two-dimensional nonlinear
Performance Evaluation for the MIMO-OFDM Based Wireless LANs
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ABSTRACT: In This Paper addresses the performance issue of Orthogonal Frequency Division Multiplexing (OFDM) based WLANs operating in the presence of nonlinear high power amplifiers (HPAs), narrowband interference (NBI) or jammer and channel
Performance Comparation of TR and FDE in the MB-IR-UWB System Based on MIMO
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Abstract In order to improve the channel capacity of the multiband impulse radio ultra- wideband (MB-IR-UWB) system, the multiple input and multiple output (MIMO) technology is introduced to MB-IR-UWB system, and we get a new MB-IR-UWB system based on MIMO.
An Optimal Channel Allocation Algorithm for SU-MIMO WLAN Cognitive Network
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Abstract. Aiming at the channel allocation problem caused by the wireless Access Points (APs) in Multiple Input Multiple Output (MIMO) Wireless Local Area Network (WLAN) when accessing to the Television White Space (TVWS) authorized frequency band in cognitive
Robust MIMO Precoding on Real-World Measured Channels
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Abstract It is well known that multi-input multi-output (MIMO) wireless communication systems that employ precoding techniques are capable of meeting the high expectations of modern and future wireless communication standards. In order to fully utilize these
MPC with analytical solution and integral error feedback for LTI MIMO systems and its application to current control of grid-connected power converters with LCL
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Abstract:We consider model predictive control (MPC) of disturbed linear time-invariant (LTI) multiple-input multipleoutput (MIMO) systems without constraints. For the considered system class, the MPC problem has an analytical solution which allows for prediction
Estimating the BLA of MIMO sub-networks in simulations
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Abstract This presentation was given on the 2015 BeNeLux Meeting on systems and Control from 24-26 march 2015 in Lommel, Belgium. The abstract for the talk can be found in the proceedings. The most important figures, needed to understand what I was saying, are
Multi-cell Multi-group Massive MIMO Multicasting: An Asymptotic Analysis
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Abstract:This paper considers a multi-cell multi-group massive MIMO multicasting system. It is assumed the system has L cells, where each cell has N groups of K single antenna users. The users in each group are interested to the same message and they form a
Iterative Transceiver Design for Opportunistic Interference Alignment in MIMO Interfering Multiple-Access Channels
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Abstract:In this paper, we propose an iterative transceiver design algorithm for opportunistic interference alignment in MIMO interfering multiple-access channels. The proposed algorithm iteratively optimizes the transmit beamforming vectors, the receive
Robust and Reliable Modulation Classification for MIMO Systems
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Abstract: This paper develops a feature-based Automatic Modulation Classification (AMC) algorithm for spatially multiplexed Multiple-Input Multiple-Output (MIMO) systems. The proposed algorithm employs two Higher Order Cumulants (HOCs) of the estimated
Low-Complexity Turbo Receiver for MIMO SC-FDMA Communication Systems
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Abstract:Multiple-Input Multiple-Output(MIMO) technologies are adopted in many standards to enhance the data rate and the link robustness. By combining MIMO techniques with the SC-FDMA (Single Carrier Frequency Division Multiple Access) modulation
Transmission Scheme for Asymmetric MIMO Two-way Relay with Channel Estimation Error
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Abstract In this paper, we consider the transmission scheme for asymmetric decode-and- forward (DF) multi-input multi-output (MIMO) two-way relay system with channel estimation error. In order to transmit with asymmetric data rates from the relay to the receivers
Correntropy-Based Blind Channel Estimation for MIMO-OFDM Systems
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The next generation wireless communication systems are required to provide very high data rate and guaranteed Quality of Service (QoS) over hostile radio channels. To this end, accurate Channel State Information (CSI) is required at the receiver. Most of the channel
Optimal SP Training and Precoding Designs for Channel Estimation and Symbol Detection inMIMO-OFDM Systems
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Abstract:Based on convex programming for optimization, a closed-from solution of superimposed (SP) training on linearly precoded data for jointly optimal channel estimation and symbol detection is proposed in this paper for MIMO-OFDM systems. The newly
UWB-MIMO Quadruple with FSS-Inspired Decoupling Structures and Defected Grounds.
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Abstract- In this paper, a quad element Ultra Wideband Multiple-Input Multiple-Output (UWB-MIMO) antenna system is presented. The proposed design is compact as it has four semielliptical shaped antennas along with the decoupling structures, fabricated on a
On the benefits of edge caching for MIMO interference alignment
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Abstract:In this contribution, we jointly investigate the benefits of caching and interference alignment (IA) in multiple-input multiple-output (MIMO) interference channel under limited backhaul capacity. In particular, total average transmission rate is derived as a function of
Space-Time Diversity Schemes with Blind Channel Estimation for TH-PPM UWB MIMOCommunications
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Abstract:For a time-hopping (TH) pulse position modulation (PPM) based ultra-wideband (UWB) multiantenna system, we propose four coherent space-time (ST) diversity schemes, corresponding to which the correlation template signals with blind channel estimation are
Research on MIMO Radar Based on Orthogonal Signal in the Present of Non-Ideal Factor
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Abstract: Non-ideal factors of transmitting signal are known as a kind of restriction to the performance of radar,target. In this paper, the target detection is researched. Firstly,
Experimental verification of multiple-input multiple output (MIMO) beamforming capabilities using a time-division coherent MIMO radar
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Abstract Recently, there has been increasing interest from the research community in multipleinput multiple output (MIMO) architectures for a variety of radar applications. We are interested in clarifying the angle estimation accuracy of coherent or co-located MIMO
Capacity of Magnetic-Induction MIMO Communication for Wireless Underground Sensor Networks
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In underground sensor networks, electronic magnetic waves undergo severe fading due to the challenging environment. Magneticinduction (MI) communication is a promising alternative physical layer technique for underground sensor networks. In this paper, we
Wideband Dual-Element Antenna Array for MIMO Mobile Phone Applications
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A printed dual-element antenna array for LTE MIMO mobile phone applications is presented in this paper. The two array elements are symmetrically placed with the same dimensions, and each of the them consists of a novel driven strip and a wandering shorting strip. The
A potent MIMO-OFDM system Designed for Optimum BER and its Performance Analysis in AWGN channel
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Abstract:Multiple-input Multiple-output (MIMO) systems use multiple antennas at the transmitter and receiver end, are a key technology to meet the growing demand for high data rate wireless systems. MIMO communication systems have the potential to provide
Nonlinear MIMO Data-Driven Control Design for the Air and Charging Systems of Diesel Engines
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Abstract Emission requirements for diesel engines are becoming increasingly strict, leading to the increase of engine architecture complexity. This evolution requires a more systematic approach in the development of control systems than presently adopted, in order to
Capacity Analysis for Correlated Multi-Hop MIMO Channels under Colored Noise
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Abstract:A capacity analysis for generally correlated wireless multi-hop multi-input multi- output (MIMO) channels is presented in this paper. The channel at each hop is spatially correlated, the source symbols are mutually correlated, and the additive Gaussian noises
Energy Efficiency of Very Large Multiuser MIMO Systems with Transmit Antenna Selection
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Abstract In this paper, transmit antenna selection is performed to improve the energy efficiency of multiuser large scale MIMO systems, which is necessary for the energy efficiency maximization of large scale MIMO, because the RF chains which are connected
Cross-Cell DoF Distribution: Combating Channel Hardening Effect in Multi-Cell MU-MIMONetworks
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ABSTRACT Equipped with the multi-user MIMO (MU-MIMO) technology, a WiFi access point (AP) with M antennas can achieve M degreesof-freedom (DoF) in theory. Existing MU-MIMO protocols strive to maximize DoF usage by serving M users simultaneously. In this paper,
On Space-Frequency Water-Filling Precoding for Multi-User MIMO Communications
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Abstract:Multiuser multi-input multi-output (MU-MIMO) system has been widely used in 4G communication system. MU-MIMO has high data rate and improved capacity, however, it has multiuser interference (MUI) and multiple access interference (MAI). Block diagonalization
Low complexity closed-form solution to blind joint channel and symbol estimation in MIMO-OFDM
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Abstract:Due to the increasing amount of subscribers and high data rate applications, the mobile networks should evolve to fit the growing demands. To fulfill the requisites imposed by the next generation of wireless systems, the combination of multiple input multiple
Temperature Control Using Hybrid Control with MRAC and ECS into a MIMO Microwave Heating Process
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ABSTRACT Microwave heating is an advanced heating technique in which heat is generated inside the material, but thermal runaway phenomenon is still the major challenge of the microwave heating process. The application of a hybrid temperature control
A Full-Duplex Relay Based Hybrid Transmission Mechanism for the MIMO-Capable Cooperative Intelligent Transport System
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The goal of the cooperative intelligent transport system (C-ITS) is to provide a vehicular communication system that can enable quick, cost-effective means to distribute data in order to ensure safety, traffic efficiency, driver comfort, and so forth. The vehicular
Capacity analysis of MIMO technology
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Abstract: Multiple-input multiple-output (MIMO) systems are today regarded as one of the most promising research areas of wireless communications. This is due to the fact that a MIMO channel can offer a significant capacity gain over a traditional single-input
Transceiver Design for SU-MIMO System with Improper Modulations Using per Antenna Power Constraint and Perfect CSI
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Abstract This paper addresses the problem of joint transceiver designs for single user- Multiple-input and Multiple-output system (SU-MIMO) employing one dimensional improper modulations such as binary phase shift-keying and M-ary amplitude shift-keying (M-ASK)
Design and Implementation of a FPGA and DSP Based MIMO Radar Imaging System
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Abstract. The work presented in this paper is aimed at the implementation of a real-time multiple-input multiple-output (MIMO) imaging radar used for area surveillance. In this radar, the equivalent virtual array method and time-division technique are applied to make 16
Miniaturized Radio Frequency Choke Using Modified Stubs for High Isolation in MIMO Systems
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Abstract In this paper, a miniaturized radio frequency choke (RFC) using modified stubs is proposed to improve isolation characteristics in a multiple-input-multiple-output (MIMO) antenna system. The proposed RFC, based on the LC resonance, is designed to suppress MIMO-OFDM has been recognized as one of the most promising techniques for future communication systems as it supports high data rate transmission, multimedia services over fading channel that is time selective, and frequency-selective fading. This, in turn, has
Subspace Compressive GLRT Detector for MIMO Radar in the Presence of Clutter
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target detection performance of MIMO radar in the presence of clutter is considered. The increased false alarm rate which is a consequence of the pretarget detection performance
Genetic Algorithm-Based Optimized Channel Estimation in MIMO-OFDM System
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Abstract: MIMO-OFDM (multiple input multiple output-orthogonal frequency division multiplexing) is an excellent multiplexing technique with several advantages of very high data transmission rate and greater spectral efficiency. The conventional channel
Ls And QR Decompostion Channel Estimation Alagorithms for Mimo-OFDM Systems
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Abstract Telecommunications in the current information age is increasingly relying on the wireless link. This is because wireless communication has made possible a variety of services ranging from voice to data and now to multimedia. Consequently, demand for
MIMO Fuzzy Control for Autonomous Mobile Robot
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Abstract: This paper addresses the design and implementation of multi-input multi-output (MIMO) fuzzy control for mobile robot. Firstly, MIMO fuzzy control is apply to track different desired trajectories. Secondly, the controller performs on robot for navigation purpose to
Performance Analysis of MIMO-OFDM Using Zigzag Code over PSK Modulation
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Abstract-The IEEE 802.16 of standards is known as Worldwide Interoperability for Microwave Access. IEEE 802.16 standard defines Wireless metropolitan area network (MAN). It has been designed to provide high data rate communication in metropolitan area
Four Ports Wideband Pattern Diversity MIMO Antenna
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Abstract-In this paper a broadband four ports MIMO antenna with pattern diversity is presented. To obtain pattern diversity, four microstrip feeding lines are printed on one side of the substrate where as the modified ground plane is printed on the other side. These
Implementation of a MIMO Transceiver Using GNU Radio
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The MITRE Corporation is a not-for-profit organization which operates federally funded research and development centers known as FFRDCs. Their main offices are located in Bedford, Massachusetts and McLean, Virginia. MITRE provides valuable assistance to the
MIMO decoupling control design for Lotka-Volterra Systems
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Abstract The underlying dynamically similar linear MIMO LTI model, that can be associated to a Lotka-Volterra system model with a positive equilibrium point, is used in this paper to design a decoupling controller based on Youla-parametrization. The method is illustrated
Hybrid MIMO Antenna Using Interconnection Tie for Eight-Band Mobile Handsets
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Abstract In this paper, a hybrid multiple input multiple output (MIMO) antenna for eight-band mobile handsets is designed and implemented. For the MIMO antenna, two hybrid antennas are laid symmetrically and connected by an interconnection tie, thereby enabling
Performance Evaluation of MIMO-OFDM Schemes in Presence of Carrier Frequency Offset (CFO)
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Abstract: Wireless designers constantly seek to improve the data rate, spectral efficiency, coverage of wireless networks and link reliability. Orthogonal Frequency Division Multiplexing (OFDM) technique has been widely accepted for the transmission of high rate
An Improved ICI Reduction in MIMO OFDM System
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Output (MIMO) and Orthogonal Frequency Division Multiplexing (OFDM) is taken into account as the foremost promising techniques for 4th and next generation wireless communications due to its high data rate transmission capability in multipath attenuation
Cognitive Radio With Software Defined Radio and Mimo for Future Generation Wireless Communication
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Abstract Spectrum is a natural resource of communication path and it is main entity of wireless communication. At present maintain the spectrum secrecy is a big problem because of exponential growth of users and devices of wireless communication. Spectrum have
Compensation Estimation Method for Fast Fading MIMO-OFDM Channels Based on Compressed Sensing
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Xiaoping. Zhou1, 2, Zhongxiao. Zhao1, Li. Li1, and Si. Li1 1 College of Information, Mechanical and Electrical Engineering, Shanghai Normal University, Shanghai 200072, China 2 Dept. of Electronic Engineering at Shanghai Jiao Tong University, Shanghai,
CLUSTER BASED LOAD BALANCING AND MIMO CHANNEL ALLOCATION IN MANETS
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ABSTRACT-Multipath switching systems (MPS) are used extensively in state-of-the-art core routers to provide terabit or even Petabit switching capacity. One of the most difficult problems in the design of MPS's how to load the data traffic on its multiple paths, not to
ENHANCING SIGNAL ALIGNMENT IN MIMO Y CHANNELS WITH SPACE AND TIME SCHEDULING
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Abstract Spectrum sharing and relaying in wireless networks offer attractive solutions in communication system designs, especially when combined with more advanced signal processing in the terminals and the relays operating in multi-antenna configurations. A
Synchronization and Compensation in TDM Based Single RF MIMO-OFDM System
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ABSTRACT In this paper, an approach of time division multiplexing (TDM) for the MIMO- OFDM (orthogonal frequency division multiplexing) transmitter and receiver is studied and evaluated to reduce the power consumption and cost down of the multiple antenna RF
Cross-Layer Combining of Adaptive Modulation and Truncated ARQ in Multichannel Beamforming MIMO Systems
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In this study the authors provide a cross-layer design of multiple-input-multiple-output (MIMO) systems, with the aim to maximize spectral efficiency. We consider MIMO systems based on a multichannel beamforming technique that combines an adaptive modulation
Low-Complexity and Low-Power MIMO Symbol Detector for Mobile Devices with Two TX/RX Antennas
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Abstract:In this paper, a low-complexity and low-power soft output multiple input multiple output (MIMO) symbol detector is proposed for mobile devices with two transmit and two receive antennas. The proposed symbol detector can support both the spatial multiplexing
Error Rate Performance Investigations of MIMO Transmission Modes through Nakagami-m Fading Channels
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Abstract In the field of wireless communication systems, the use of multiple antennas at the transmitter and receiver side has gained a huge popularity over the past few decades, due to its tremendous performance enhancing capabilities. Such systems are known as MIMO
PERFORMANCE ANALYSIS OF SC FDMA BASED ON LARGE SCALE MIMO SYSTEM
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Abstract:In recent years, there has been increasing need to reduce the complexity and to improve the performance of multiple access techniques. So the aim of the paper is to reduce the difficulties in Single Carrier Frequency Division Multiple Access (SC FDMA) based on
Comparative Performance of MIMO Channel Estimation Techniques
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Abstract-With the increase in wireless technological development, there is a need for innovative designed to integrate features such as high data rates, high quality of service and multimedia in the existing communication framework. In wireless systems, radio signals
On MIMO Channel Modeling for the Mobile Wireless Systems
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Abstract Developments in the area of wireless communications have constantly aimed at providing higher data rates even under complex environments using multiple-input multiple- output (MIMO) systems. Hence it generates a huge demand to investigate and understand
Adaptive Wavelet Backstepping Control for a Class of MIMO Underactuated Systems
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Abstract:This paper presents an adaptive backstepping controller for a class of multi input multi output (MIMO) underactuated system, with uncertain dynamics, in its original nonsquare form. The proposed controller combines a wavelet based backstepping Abstract. Stochastic detection for multi-antenna (MIMO) systems promises communications performance close to max-log detection for certain SNR regimes, especially when the system iterates between detector and channel decoder following the Turbo Principle. In
Equalization Suitability Estimation for 2x2 MIMO using QAM
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Abstract Extensive advances have made innovatory changes in digital signal processing, computing and transmission. This change has accelerated wireless technology to jump from just a convenience to inevitability, earthling Generation changes from second to third,
Sum-Rate Capacity Evaluation Methodology for MIMO-OFDMA Systems.
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Abstract Recently, the long-term evolution (LTE) system has emerged as a major concern within the 3rd Generation Partnership Project (3GPP and 3GPP2). Orthogonal frequency division multiple accesses (OFDMA) have been considered within the LTE system as a
Review on Channel Capacity Enhancement in MIMO OFDM Wireless System
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Abstract: With the rapid enhancement in wireless communication systems, the systems are expected to provide high data rates for high quality multimedia services. For high data rate achievement one must enhance the capacity of the wireless communication system. The
POWER ALLOCATION AND ECHO CANCELLATION ANALYSIS FOR COOPERATIVE MIMO-OFDMA CHANNEL
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ABSTRACT Multiple Inputs and Multiple Output (MIMO) and Orthogonal Frequency Division Multiplexing (OFDM) system have the potential to attain high capability on the propagation setting. The reduction of power consumption in co-operative multiuser OFDMA systems is
Algebraic and Adaptive MIMO Radar
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Breaking causality is the main distinction of the multiple-input multiple-output (MIMO) paradigm as used for active sensing/radar. This is because the transmitting side can be optimized in many ways to manipulate the capabilities of the system. Adaptive
A Low Complexity Antenna Switching for Joint Wireless Information and Energy Transfer inMIMO Relay Channels
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Abstract Wireless systems comprise of rechargeable nodes have a appreciably protracted lifetime and are sustainable. A distinct feature of these systems is the fact with the intention of the nodes can harvest energy all the way through the length in which communiqué
Relay Selection for MIMO and Massive MIMO Two-Way Relay Networks
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Abstract Relay selection strategies help to improve spectral and energy efficiencies, to enhance transmission robustness, or to reduce latency in multi-relay cooperative wireless networks. Two novel relay selection strategies are proposed and analysed here for 1.
Design Discrete Frequency Coding Waveform Based OFDM for MIMO-SAR
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Abstract:Synthetic Aperture Radar (SAR) has been widely used for a well-proven remote sensing technique for more than 30 years. However, single-antenna SAR systems cannot achieve wide-swath and high-resolution imaging at the same time. Multi-Input Multi-Output
Area Efficient, Low Power, High Performance Cached FFT Processor for MIMO OFDM Application
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Abstract Orthogonal Frequency Division Multiplexing (OFDM) system is well-known for its robustness against frequency selective fading channel. In conventional OFDM systems Fast Fourier Transform (FFT)Inverse FFT (IFFT) processor forms the integral part of
An Energy-Efficient MIMO-Based 4G LTE-A Adaptive Modulation and Coding Scheme for High Mobility Scenarios
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Abstract: The paper investigates the effects of Users Equipment (UEs) mobility on the performance of 4G LTE-A under high data rate services. One of the key techniques supporting LTE services is Adaptive Modulation and Coding (AMC) in which the
A Survey of MIMO Transceiver Designs in Wireless Communication Systems
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Abstract High data rate became the primary requisition in this fast growing world. In the area of wireless communications, a trending new innovation, MIMO (Multiple-Input Multiple- Output) has been introduced. MIMO has taken far superior steps in terms of data rate and
Transmission Cooperative Strategies for MIMO-OFDM Heterogeneous Networks
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Abstract. Mobile traffic in cellular networks is increasing exponentially, mainly due to the use of data intensive services like video. One way to cope with these demands is to reduce the cell-size by deploying small-cells along the coverage area of the current macro-cell
VLSI Implementation of 4X4 MIMO SC-FDMA Transceiver for Low Power Applications
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Abstract Single Carrier-Frequency Division Multiple Access (SC-FDMA) is an OFDMA alternative technology. SC-FDMA is the multiuser version of single carrier modulation with frequency domain equalization (SC/FDE). The main objective of SC-FDMA is to introduce
MIMO Decode-and-Forward Relay Channels
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Abstract:In this project, a transmit beam forming design for the Multiple-Input–Multiple- Output (MIMO) Decode-and-Forward (DF) half-duplex two-hop relay channels with a direct source destination link is taken into consideration. For this source, relay and destination
Compressed Sensing in On-Grid MIMO Radar
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targets is a significant problem in multiple-input multiple-output (MIMO) radar. Recent advances of Compressive Sensing offer a means of efficiently accomplishing this task. The sparsity constraints needed to apply the techniques of
Beamforming for MIMO-OFDM Wireless Systems
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ABSTRACT The smart antennas are widely used for wireless communication, because it has a ability to increase the coverage and capacity of a communication system. Smart antenna performs two main functions such as direction of arrival estimation (DOA) and beam
Generalization of Some CFAR Detectors for MIMO Radars
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Abstract:In this paper we generalize the GOSCA-CFAR, the OSGO-CFAR and the OSSO- CFAR detectors for the MIMO (Multi Input Multi Output) radars. We derive closeform expressions of the probability of false alarm (Pfa) and the probability of detection (Pd) in
Performance Analysis of MIMO Relay Systems in the Presence of Co-Channel Interference and Feedback Delay
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Abstract: In this paper we analysis about MIMO relay systems in the presence of co-channel interference and feedback delay. Now a days, fading is a serious problem to transmit the information from transmitter to the receiver. Due to this Fading, we can't get the full
A Novel Approach of Multiple-Input Multiple-Output (MIMO) Transmission Scheme
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Abstract:new method of multiple-input multiple-output transmission scheme, called space- time block coded spatial modulation. It combines spatial modulation (SM) and space-time block coding (STBC) to take advantage of the benefits of both while avoiding their
Transceiver Designs to Improve Spectrum Utilization in MIMO Interference Channels
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Abstract:This paper is concerned with a multiple-input multiple-output (MIMO) multi-user wireless networks in which multiple secondary users (SUs) can share the same radio spectrum with a single primary user (PU). The design problems of the transceivers in such
Peer-to-peer Link Implementation Analysis in MIMO Ad Hoc Network
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Abstract MIMO ad hoc wireless network peer-to-peer link implementations for different MIMO transmissionreceiving schemes are discussed. The following MIMO links are considered, namely, blind transmission with space-time coding (BTSTC) in absence of channel state
IEEE 802.11 acMU-MIMO
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Abstract This paper proposes the effective channel sounding algorithm for NDP sounding protocol in IEEE 802.11 ac standard. The channel for wireless LANs changes slowly, and doesn't need to feedback all the time. So we suggest the effective algorithm for NDP
On Block Roots of Matrix Polynomials Based MIMO Control System Design
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Abstract:in this paper we are going to introduce a new control design algorithms based on the theory of matrix polynomials. The first procedure is called Block decoupling control which is based on the spectral factors of the denominator of the right matrix fraction description (
GRAPH-BASED JOINT CHANNEL ESTIMATION AND DATA DETECTION FOR LARGE-SCALE MULTIUSER MIMO-OFDM SYSTEMS
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The BER performance analysis of graph based soft iterative receiver is investigated by comparing non-iterative ML and MRC. Simulation results show that the proposed algorithm with channel knowledge has a similar performance with MRC and outperforms non-
A REVIEW OF DIVERSITY COMBINING TECHNIQUES WITH KALMAN FILTERING IN MIMO-OFDM
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Abstract: OFDM is the latest technology of wireless communication which works upon multiple carrier frequency. OFDM is most suitable for the utilization of the frequency spectrum due to overlapping of sub-carriers. MIMO technology used multiple antennas to Abstract MIMO technology has facilitated tremendous performance improvements in wireless communications, allowing the data rate to increase linearly with the number of antennas used, at no additional expense in transmit power or spectrum. However, the Abstract Recently, multiple-input multiple-output (MIMO) technology and diversity have attracted much attention both in industry and academia due to high data rate and high spectrum efficiency. By increasing the number of antennas at the transmitter and/or the
Enhanced MIMO Based Anti-Jamming Technique in Wireless Networks
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Abstract: MIMO-OFDM (Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing) system has been recognized as one of the most popular and competitive technique in a wireless environment nowadays. The multicarrier modulations is a
Design and Implementation of SISO and MIMO Processes Using PID Controller for Coupled tank Process
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Abstract The paper deals with the study of SISO and MIMO processes using PID controller for a coupled tank process. The PID controllers have found wide acceptance and applications in the industries. In spite of their simple structures, PID controllers are proven
SCFDE System Using Linear Equalizers for MIMO System With BPSK, QPSK and QAM
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Abstract-In wireless communication, multipath propagation results in several fading effect. To equalize such long fading channel traditional single carrier time domain equalization becomes infeasible due to its large computational complexity. Single-carrier
Single Carrier Frequency Domain Equalizer with Alamouti Signalling Using Zero Forcing Equalizer for MIMO System
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Abstract-In wireless communication, multipath propagation results in several fading effect. To equalize such long fading channel traditional single carrier time domain equalization becomes infeasible due to its large computational complexity. Single-carrier frequency-
Implementation the Performance of Smart Antenna System on MIMO Wireless System
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Abstract: The changes in mobile user density and their demands in a particular coverage area will require the dynamic changes in wireless push environment. The use of sophisticated and intelligent antenna system is needed to increase the performance of
Prediction of MIMO Channel Distribution with Transceiver Antenna Limitations with Transceiver Impairments
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Abstract: The ability of ideal MIMO channels has a high-SNR slope that equals the minimum of the number of transceiver antennas. This work evaluates if this result holds when there are distortions from physical transceiver limitations. We prove analytically that such
Review of MIMO Zero-Order Resonant Antenna
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Abstract-MIMO is often traced back to 1970s research papers concerning multi-channel digital transmission systems and interference (crosstalk) between wire pairs in a cable bundle: AR Kaye and DA George (1970)[1], Branderburg and Wyner (1974)[2], and W. van
Prediction of MIMO Channel Distribution with Transceiver Antenna Limitations with Transceiver Impairments
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Abstract: The ability of ideal MIMO channels has a high-SNR slope that equals the minimum of the number of transceiver antennas. This work evaluates if this result holds when there are distortions from physical transceiver limitations. We prove analytically that such
PAPR Reduction through Amplitude Clipping and Filtering for 3GPP LTE MIMO Communications
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Abstract: Orthogonal Frequency Division Multiplexing (OFDM) is one of the most promising technique for today s wireless broadband communication systems. 3GPP s LTE was the first to adopt OFDM as its downlink technique. One of the major disadvantage is its high
B. 2.3 MIMO Channel Correlation Matrices
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ETSI ETSI TS 136 101 V10. 19.0 (2015-08) 314 3GPP TS 36.101 version 10.19. 0 Release 10 Table B. 2.2-1 Channel model parameters Model Maximum Doppler frequency EPA 5Hz 5 Hz EVA 5Hz 5 Hz EVA 70Hz 70 Hz ETU 30Hz 30 Hz ETU 70Hz 70 Hz ETU 300Hz 300 Hz B.
Compare the Performance Analysis for HHT Based MIMOOFDM with DWT Based MIMO-OFDM
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Abstract: In this project we elaborate enactment of ripple based Multi-user MIMO OFDM systems and also compare with the performance of HHT based MIMO OFDM. Wavelet based OFDM has lot of advantages compare to the HHT based OFDM. There is no need for
Design and Implementation of High-Performance Computing Algorithms for Wireless MIMOCommunications
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Abstract Multiple–input multiple-output (MIMO) systems have attracted considerable attention in wireless communications because they offer a significant increase in data throughput and link coverage without additional bandwidth requirement or increased
PAPR Reduction in MIMO-OFDM by using P-off set SLM Method
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Abstract: In this paper, Novel phase offset SLM scheme is combined for PAPR reduction in Alamouti MIMO-OFDM systems without side information. The Selected Mapping (SLM) technique is one of the important PAPR reduction techniques for OFDM. This technique
A MIMO RECTANGULAR DIELECTRIC RESONATOR ANTENNA FOR LTE BAND
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ABSTRACT This study introduces Dielectric Resonator Antenna as another type of antennas. DRA is a low profile antenna that offers wide bandwidth, higher gain, and higher efficiency, low loss dielectric material, low cost, available in various shapes and smaller in
Multi cell Coordination via Scheduling, Beamforming and Power control in MIMO-OFDMA
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Abstract-A big challenge for wireless networks is to increase the cell edge performance and support multistream transmission to cell edge users. The objective of this project is on hand to give service to users of the edges of cells that are affected by the interference between
PAPR REDUCTION IN MIMO SC-FDMA-A SURVEY
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ABSTRACT To meet the requirements of high data rate, third generation partnership project (3GPP) has come across the development of long term evolution (LTE). High data rate can be achieved with the help of an advanced modulation method. Orthogonal Frequency
Implementation of High Speed MDC FFT/IFFT Processor for MIMO-OFDM Systems
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Abstract: The architecture of multipath delay commutator (MDC) and memory scheduling are the basic concepts used to implement fast Fourier transform (FFT) processors with variable length. This FFT processors are used in orthogonal frequency division multiplexing
Energy-Efficient Uplink Design for Multi-User MIMO Systems in a Single Cell Environment
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Abstract: The optimal energy-efficient design of uplink (UL) for multi-user (MU) multiple-input multiple-output (MIMO) system in a single cell environment is addressed in this paper. Throughput per Joule is the unit for energy efficiency. Radio frequency (RF) transmission
Interference Alignment Techniques for MIMO Multi-Cell Interfering By using MAC–BC Duality Method
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Abstract: The interference alignment (IA) is a promising technique to efficiently mitigate interference and to enhance capacity of a wireless communication network. Here we propose an interference alignment scheme for a network with multiple cells and multiple
Geneti Algorithm Optimization Tool for Channel Estimation and Symbol Detection in Mimo-OFDM Systems
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Abstract The quality of wireless media is described by three parameters. These parameters are its transmission range, transmission rate and reliability. In the conventional OFDM systems one parameter can be increased on the cost of decreasing other two parameters.
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