Channel estimation and detection for multi input multi output (MIMO) systems
Channel estimation and detection for multi input multi output (MIMO) systems
... 33 Channel Estimation and Detection for MIMO systems 4.1 Decouple Maximum Likelihood (DEML) 4.2 Channel estimation and Detection for quasi-static flat fading 34 34 channels ... 4.2.2 Channel estimation 38 4.2.3 Symbol Detection 39 v 4.3 4.4 4.5 Channel estimation and detection for quasi-static frequency selective fading channels ... 40 4.3.2 Channel...
Báo cáo sinh học: " Research Article Iterative Frequency-Domain Channel Estimation and Equalization for Ultra-Wideband Systems with Short Cyclic Prefix" pot
... Receiver performance over different channel models, for CP = and channel estimation with pilot blocks when the channel estimation is performed with the IBI cancellation, the reduction in IBI for CP ... the synchronization errors, channel estimation errors , and as well as the derivation of analytical performance bounds for the channel estimation and equalizat...
Random beamforming for multi cell multiple input multi output (MIMO) systems
... Matched Filter MIMO Multiple Input Multiple Output MISO Multiple Input Single Output MMSE Minimum-Mean-Square Error xvii H D NGUYEN LIST OF ACRONYMS MU Multi- User OBF Orthogonal Beamforming PDF Probability ... spatial diversity on the rate performance of RBF is not yet fully characterized even in a single -cell setup We thus study a multicell multiple- input multiple-...
Channel estimation and synchronization for OFDM and OFDMA systems
... 1.3.1 Channel Estimation in OFDM Systems 1.3.2 Phase Error Suppression for Multi-Band OFDM- UWB Systems 1.3.3 CFO Estimation for SISO -OFDMA and MIMO -OFDMA Uplink 1.4 ... CHANNEL ESTIMATION AND SYNCHRONIZATION FOR OFDM AND OFDMA SYSTEMS WANG ZHONGJUN (M Eng., National University of Singapore) (M Sc., Shanghai Jiao Tong University) A THESIS SUBMITTED FO...
Tài liệu Multiple-Input-Multiple- Output (MIMO) Systems doc
... Topics Motivations for the development of MIMO systems MIMO System Model and Capacity Studies Design Criterion for MIMO Systems (Diversity Vs Spatial Multiplexing) Some actual architectures ... Bandwidth (frequency spectrum) Used Real-life Issues Antenna Configurations Single-Input-Single -Output (SISO) antenna system User data stream channel User data stream Theoreti...
Báo cáo hóa học: " Selective sensing and transmission for multi-channel cognitive radio networks" doc
... al.: Selective sensing and transmission for multi-channel cognitive radio networks EURASIP Journal on Wireless Communications and Networking 2011 2011:7 Submit your manuscript to a journal and ... energy and time for sensing The rest of the article is organized as follows After introducing the system model and problem formulation, the periodic sensing and sele...
Báo cáo hóa học: "Research Article Linearly Time-Varying Channel Estimation and Symbol Detection for OFDMA Uplink Using " potx
... multiple OFDMA symbols We also present a performance analysis of the channel estimation approach and derive a closed-form expression for the channel estimation variances It is shown that the estimation ... abovementioned information sequence interference over multiple OFDMA symbols, and thus overcoming the shortcoming of conventional ST-based schemes for linearly time...
Báo cáo hóa học: " Multipass Channel Estimation and Joint Multiuser Detection and Equalization for MIMO Long-Code DS/CDMA Systems" potx
... signal model for the considered multiuser longcode CDMA MIMO system Sections and are devoted to the synthesis of multiuser MIMO channel estimation techniques and of MIMO multiuser detection algorithms, ... perfect knowledge of the channel vectors SNR (dB) ⎤∗ ⎤∗ 10−2 CONCLUSIONS In this paper the issue of joint channel estimation and multiuser detection f...
Báo cáo hóa học: " Channel Estimation and Data Detection for MIMO Systems under Spatially and Temporally Colored Interference" potx
... columns of a fast Fourier transform (FFT) matrix For a nonsingular spatial interference correlation matrix, we set N ≤ r L Channel Estimation and Data Detection for MIMO Systems 691 [16] to guarantee ... in channel estimation and data detection (a) perfectly known channel parameters and interference statistics, with one-vector-symbol (curve 1) and twovector-s...
Báo cáo hóa học: "Research Article A Novel Quantize-and-Forward Cooperative System: Channel Estimation and M-PSK Detection Performance" potx
... vol 2007, Article ID 20258, 11 pages, 2007 [8] A Chakrabarti, A de Baynast, A Sabharwal, and B Aazhang, “LDPC codedesign for the relay channel, ” IEEE Journal on Selected Areas in Communications, ... compared, assuming the relay and the destination are known to all relevant channel parameters In order to achieve a fair comparison between noncooperative communication and a...
quantitative organizational modeling and design for multi-agent systems
... Different designs applied to the same problem will have different performance characteristics, therefore it is important to understand and model the behavior of candidate designs In the multi-agent systems ... representation that is both flexible and quantitative I introduce a new representation, the Organizational Design Modeling Language (ODML), designed to capture organizatio...
Least squares symbol detection for multi antenna fh mfsk systems in the presence of follower jamming
... LEAST SQUARES SYMBOL DETECTION FOR MULTI ANTENNA SLOW FHSS /MFSK SYSTEMS IN THE PRESENCE OF FOLLOWER JAMMING ALAGUNARAYANAN NARAYANAN (B.E., ANNA University) A THESIS SUBMITTED FOR THE DEGREE ... proposed for slow FHSS system to reduce the effect of jamming But the focus of most of these algorithms is the 12 elimination of partial band jammi...
báo cáo hóa học: " Orthogonal beamforming using Gram-Schmidt orthogonalization for multi-user MIMO downlink system" pdf
... represents generated orthogonal beamforming vectors Step IV Proposed Orthogonal Beamforming Algorithm In this section, we propose a new orthogonal beamforming algorithm using Gram-Schmidt orthogonalization ... doi:10.1186/1687-1499-2011-41 Cite this article as: Matsumura and Ohtsuki: Orthogonal beamforming using Gram-Schmidt orthogonalization for multi-user MI...
Báo cáo hóa học: "Research Article Fuzzy Mode Enhancement and Detection for Color Image Segmentation" docx
... based on fuzzy morphological operators specially designed for mode detection (see Section 4) SPATIAL -COLOR COMPACTNESS FUNCTION OF A COLOR IMAGE A color image can be described by the spatial -color ... the colors of the pixels and ignores their spatial location in the image So, in case of nonuniform lighting, the histogram is not always a relevant tool for color im...
Báo cáo hóa học: "Code-Aided Estimation and Detection on Time-Varying Correlated Mimo Channels: A Factor Graph Approach" pdf
... (as in (24) and (26)) and marginalization of a Gaussian pdf (as in (22), (23), and (27)), results in a Gaussian pdf again, all forward and backward messages on the graph turn out to be Gaussian ... for joint code-aided estimation and detection on a time-varying flat-fading MIMO channel with spatial correlation The tightly coupled estimation and detection...