搜索结果: 1-15 共查到“数学 MIMO”相关记录16条 . 查询时间(0.091 秒)
This paper develops a singularity-free adaptive tracking control scheme for a general class of multi-input and multi-output uncertain discrete-time nonlinear systems with non-canonical control gain ma...
相关信道下基于功率分配的MIMO系统容量分析
MIMO 信道容量 注水算法 相关系数
2022/3/23
采用信道矩阵的分解、奇异值扩展等方法，从天线上的功率分配与信道的相关性这两个角度分析多输入多输出（MIMO）系统信道的相关性和容量。通过仿真分析，发现不同的天线相关程度和功率分配算法的作用是不同的。注水算法能在一定程度上弥补信道相关性所带来的容量损失。而且，当信噪比增大到一定程度时，注水算法的效果越来越接近平均分配算法。
On Transmit Antenna Selection for Multiuser MIMO Systems with Dirty Paper Coding
Transmit Antenna Selection Multiuser MIMO Systems Dirty Paper Coding
2011/1/19
Abstract—In this paper, we address the transmit antenna selection in multi-user MIMO systems with precoding. The optimum and reduced complexity sub-optimum antenna selection algorithms are introduced.
Joint Unitary Triangularization for MIMO Networks
Joint Unitary Triangularization MIMO Networks
2011/2/24
This work considers communication networks where
individual links can be described as MIMO channels. Unlike orthogonal modulation methods (such as the singular-value decomposition),we allow interfere...
We develop a deterministic ab-initio model for the input-output relationship of a multiple-
input multiple-output (MIMO) wireless channel, starting from the Maxwell equations com-
bined with Ohm's L...
Network MIMO with Linear Zero-Forcing Beamforming: Large System Analysis, Impact of Channel Estimation and Reduced-Complexity Scheduling
Linear Zero-Forcing Beamforming Large System Analysis Impact of Channel Estimation Reduced-Complexity Scheduling
2011/2/21
We consider the downlink of a multi-cell system with multi-antenna base stations and single-antenna user terminals, arbitrary base station cooperation clusters, distance-dependent propagation pathloss...
Compressed Sensing for Feedback Reduction in MIMO Broadcast Channels
Compressed Feedback Reduction MIMO Broadcast Channels
2011/2/28
We propose a generalized feedback model and compressive sensing based opportunistic feedback
schemes for feedback resource reduction in MIMO Broadcast Channels under the assumption that both uplink a...
Pair-wise Markov Random Fields Applied to the Design of Low Complexity MIMO Detectors
Pair-wise Markov Random Fields Design Low Complexity MIMO Detectors
2010/11/24
Pair-wise Markov random fields (MRF) are considered for application to the development of low complexity, iterative MIMO detection. Specifically, we consider two types of MRF, namely, the fully-conne...
Interference Alignment Through User Cooperation for Two-cell MIMO Interfering Broadcast Channels
Two-cell MIMO Interfering Broadcast Channels
2010/11/22
This paper focuses on two-cell multiple-input multiple-output (MIMO) Gaussian interfering broadcast channels (MIMO-IFBC) with $K$ cooperating users on the cell-boundary of each BS. It corresponds to a...
Degrees of Freedom Regions of Two-User MIMO Z and Full Interference Channels: The Benefit of Reconfigurable Antennas
Degrees of Freedom Regions Two-User MIMO Z Full Interference Channels
2010/11/15
We study the degrees of freedom (DoF) regions of two-user multiple-input multiple-output (MIMO) Z and full interference channels in this paper. We assume that the receivers always have perfect channel...
Robust Transceiver Design for K-Pairs Quasi-Static MIMO Interference Channels via Semi-Definite Relaxation
K-Pairs Quasi-Static MIMO Interference Channels Semi-Definite Relaxation
2010/12/9
In this paper, we propose a robust transceiver design for the K-pair quasi-static MIMO interference channel. Each transmitter is equipped with M antennas, each receiver is
equipped with N antennas.
MIMO Identical Eigenmode Transmission System (IETS) - A Channel Decomposition Perspective
Identical Eigenmode Transmission System Channel Decomposition Perspective
2010/12/8
In the past few years considerable attention has been given to the design of Multiple-Input Multiple-Output (MIMO) Eigenmode Transmission Systems (EMTS). This paper presents an in-depth analysis of a ...
Robust Beamforming for Security in MIMO Wiretap Channels with Imperfect CSI
Robust Beamforming for Security MIMO Wiretap Channels
2010/12/3
In this paper, we investigate methods for reducing the likelihood that a message transmitted between two multiantenna nodes is intercepted by an undetected eavesdropper.
Cooperative Feedback for MIMO Interference Channels
Cooperative Feedback MIMO Interference Channels
2010/12/8
Multi-antenna precoding effectively mitigates the interference in wireless networks. However, the precoding efficiency can be significantly degraded by the overhead due to the required feedback of cha...
Finite-SNR Diversity-Multiplexing Tradeoff via Asymptotic Analysis of Large MIMO Systems
Diversity-multiplexing tradeoff outage probability
2010/12/9
Diversity–multiplexing tradeoff (DMT) was characterized asymptotically (SNR-> infinity) for i.i.d. Rayleigh fading channel by Zheng and Tse [1].