English
Related papers

Related papers: Robust Adaptive Beamforming via Worst-Case SINR Ma…

200 papers

This paper addresses the robust adaptive beamforming (RAB) problem via the worst-case signal-to-interference-plus-noise ratio (SINR) maximization over distributional uncertainty sets for the random interference-plus-noise covariance (INC)…

Signal Processing · Electrical Eng. & Systems 2025-05-22 Kiarash Hassas Irani , Yongwei Huang , Sergiy A. Vorobyov

The globally optimal robust adaptive beamforming (RAB) solution is studied for worst-case signal-to-interference-plus-noise ratio (SINR) maximization (the maximin SINR problem) under convex and closed uncertainty sets for the desired signal…

Signal Processing · Electrical Eng. & Systems 2026-04-17 Yongwei Huang , Zhenhui Huang , Sergiy A. Vorobyov , Zhi-Quan Luo

The robust adaptive beamforming (RAB) problem is considered via the worst-case signal-to-interference-plus-noise ratio (SINR) maximization over distributional uncertainty sets for the random interference-plus-noise covariance (INC) matrix…

Signal Processing · Electrical Eng. & Systems 2021-10-19 Yongwei Huang , Wenzheng Yang , Sergiy A. Vorobyov

The robust adaptive beamforming (RAB) problem for general-rank signal model with an uncertainty set defined through a matrix induced norm is considered. The worst-case signal-to-interference-plus-noise ratio (SINR) maximization RAB problem…

Signal Processing · Electrical Eng. & Systems 2021-03-25 Yongwei Huang , Sergiy A. Vorobyov

The worst-case robust adaptive beamforming problem for general-rank signal model is considered. This is a nonconvex problem, and an approximate version of it (obtained by introducing a matrix decomposition on the presumed covariance matrix…

Signal Processing · Electrical Eng. & Systems 2021-09-21 Yongwei Huang , Sergiy A. Vorobyov , Zhi-Quan Luo

In this paper, we consider the classical robust adaptive beamforming (RAB) problem. Conventionally, this problem is solved either with an off-the-shelf solver like MOSEK or through the well-known RMVB algorithm based on Lagrange multiplier…

Optimization and Control · Mathematics 2026-03-11 Licheng Zhao , Rui Zhou , Wenqiang Pu

The robust adaptive beamforming (RAB) problem for general-rank signal model with an additional positive semi-definite constraint is considered. Using the principle of the worst-case performance optimization, such RAB problem leads to a…

Information Theory · Computer Science 2015-06-12 Arash Khabbazibasmenj , Sergiy A. Vorobyov

In this letter, we study the robust beamforming problem for the multi-antenna wireless broadcasting system with simultaneous information and power transmission, under the assumption of imperfect channel state information (CSI) at the…

Information Theory · Computer Science 2012-10-23 Zhengzheng Xiang , Meixia Tao

In this letter, we propose a robust beamforming design for non-orthogonal multiple access (NOMA) based multiple-input single-output (MISO) downlink systems. In particular, the robust power minimization problem is studied with imperfect…

Information Theory · Computer Science 2017-08-29 Faezeh Alavi , Kanapathippillai Cumanan , Zhiguo Ding , Alister G. Burr

Robust adaptive beamforming (RAB) based on interference-plus-noise covariance (INC) matrix reconstruction can experience performance degradation when model mismatch errors exist, particularly when the input signal-to-noise ratio (SNR) is…

Information Theory · Computer Science 2023-09-26 S. Mohammadzadeh , V. H. Nascimento , R. C. de Lamare , O. Kukrer

This paper studies a downlink multiuser transmit beamforming design under spherical channel uncertainties, using a worst-case robust formulation. This robust design problem is nonconvex. Recently, a convex approximation formulation based on…

Information Theory · Computer Science 2016-11-17 Tsung-Hui Chang , Wing-Kin Ma , Chong-Yung Chi

In this letter, we investigate a robust beamforming problem for localization-aided millimeter wave (mmWave) communication systems. To handle this problem, we propose a novel restriction and relaxation (R&R) method. The proposed R&R method…

Information Theory · Computer Science 2022-04-01 Junchang Sun , Shuai Ma , Shiyin Li , Ruixin Yang , Minghui Min , Gonzalo Seco-Granados

The worst-case robust adaptive beamforming problem for general-rank signal model is considered. Its formulation is to maximize the worst-case signal-to-interference-plus-noise ratio (SINR), incorporating a positive semidefinite constraint…

Signal Processing · Electrical Eng. & Systems 2018-05-15 Yongwei Huang , Sergiy A. Vorobyov

We develop a new approach to robust adaptive beamforming in the presence of signal steering vector errors. Since the signal steering vector is known imprecisely, its presumed (prior) value is used to find a more accurate estimate of the…

Information Theory · Computer Science 2012-05-15 Arash Khabbazibasmenj , Sergiy A. Vorobyov , Aboulnasr Hassanien

A joint robust transmit/receive adaptive beamforming for multiple-input multipleoutput (MIMO) radar based on probability-constrained optimization approach is developed in the case of Gaussian and arbitrary distributed mismatch present in…

Information Theory · Computer Science 2016-03-03 Weiyu Zhang , Sergiy A. Vorobyov

Recently, robust transmit beamforming has drawn considerable attention because it can provide guaranteed receiver performance in the presence of channel state information (CSI) errors. Assuming complex Gaussian distributed CSI errors, this…

Information Theory · Computer Science 2010-11-11 Kun-Yu Wang , Tsung-Hui Chang , Wing-Kin Ma , Anthony Man-Cho So , Chong-Yung Chi

This paper studies a multiple-input multiple-output (MIMO) radar system for sensing the unknown and random angular location (angle) of a point target, based on the target-reflected echo signals and known prior distribution information about…

Information Theory · Computer Science 2026-04-24 Yizhuo Wang , Shuowen Zhang

Existing methods for robust multigroup multicast beamforming obtain feasible points using semidefinite relaxation (SDR) and Gaussian randomization, and have high computational complexity. In this letter, we consider the robust multigroup…

Information Theory · Computer Science 2019-05-15 Guangda Zang , Hei Victor Cheng , Ying Cui , Wei Liu , Feng Yang , Lianghui Ding , Hui Liu

Robust adaptive beamforming (RAB) based on interference-plus-noise covariance (IPNC) matrix reconstruction can experience serious performance degradation in the presence of look direction and array geometry mismatches, particularly when the…

Information Theory · Computer Science 2025-03-11 S. Mohammedzadeh , R. de Lamare

This paper proposes low-complexity robust adaptive beamforming (RAB) techniques based on shrinkage methods. We firstly briefly review a Low-Complexity Shrinkage-Based Mismatch Estimation (LOCSME) batch algorithm to estimate the desired…

Information Theory · Computer Science 2015-12-08 H. Ruan , R. C. de Lamare
‹ Prev 1 2 3 10 Next ›