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This paper investigates the joint optimization of beamforming and antenna positions in fluid antenna system (FAS)-aided anti-jamming communications. We consider a multi-user multiple-input multiple-output downlink scenario where multiple…

Signal Processing · Electrical Eng. & Systems 2026-04-14 Yifan Guo , Junshan Luo , Shilian Wang , Zhenhai Xu

This paper considers an intelligent reflecting surface (IRS) assisted multi-input multi-output (MIMO) power splitting (PS) based simultaneous wireless information and power transfer (SWIPT) system with multiple PS receivers (PSRs). The…

Information Theory · Computer Science 2021-06-01 Chen He , Xie Xie , Kun Yang , Z. Jane Wang

In this research paper approximate mean of signal-to-interference-plus-noise ratio (SINR) under imperfect channel state information (CSI) is computed and maximized for throughput enhancement of MIMO interference networks. Each transmitter…

Information Theory · Computer Science 2018-08-03 Ali Dalir , Hassan Aghaeinia

In this paper, we focus on intelligent reflecting surface (IRS) assisted multi-antenna communications with transceiver hardware impairments encountered in practice. In particular, we aim to maximize the received signal-to-noise ratio (SNR)…

Information Theory · Computer Science 2020-10-22 Hong Shen , Wei Xu , Shulei Gong , Chunming Zhao , Derrick Wing Kwan Ng

Adaptive algorithms based on sample matrix inversion belong to an important class of algorithms used in radar target detection to overcome prior uncertainty of interference covariance. Sample matrix inversion problem is generally ill…

Signal Processing · Electrical Eng. & Systems 2020-10-15 Boris N. Oreshkin , Peter A. Bakulev

This paper deals with the design of slow-time coded waveforms which jointly optimize the detection probability and the measurements accuracy for track maintenance in the presence of colored Gaussian interference. The output…

Signal Processing · Electrical Eng. & Systems 2025-12-08 Tao Fan , Augusto Aubry , Vincenzo Carotenuto , Antonio De Maio , Xianxiang Yu , Guolong Cui

This work proposes linear time strategies to optimally configure the phase shifts for the reflective elements of an intelligent reflecting surface (IRS). Specifically, we show that the binary phase beamforming can be optimally solved in…

Information Theory · Computer Science 2022-09-14 Yaowen Zhang , Kaiming Shen , Shuyi Ren , Xin Li , Xin Chen , Zhi-Quan Luo

We consider the detection of binary (antipodal) signals transmitted in a spatially multiplexed fashion over a fading multiple-input multiple-output (MIMO) channel and where the detection is done by means of semidefinite relaxation (SDR).…

Information Theory · Computer Science 2007-07-13 J. Jalden , B. Ottersten

We study joint transmit-waveform and receive-filter design for a multi-user downlink integrated sensing and communication (ISAC) system under practical constant-modulus and similarity constraints. We cast the design as a unified…

Signal Processing · Electrical Eng. & Systems 2026-02-18 Ngoc-Son Duong , Huyen-Trang Ta , Quang-Tang Ngo , Thi-Hue Duong , Van-Lap Nguyen , Cong-Minh Nguyen , Minh-Tran Nguyen , Thai-Mai Dinh

Binary representation is desirable for its memory efficiency, computation speed and robustness. In this paper, we propose adjustable bounded rectifiers to learn binary representations for deep neural networks. While hard constraining…

Machine Learning · Computer Science 2015-11-20 Zhirong Wu , Dahua Lin , Xiaoou Tang

Adaptive interference cancellation is rapidly becoming a necessity for our modern wireless communication systems, due to the proliferation of wireless devices that interfere with each other. To cancel interference, digital beamforming…

Machine Learning · Computer Science 2021-03-09 Shuang Li , Payam Nayeri , Michael B. Wakin

This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system. The objective is to minimize the total transmit power…

Signal Processing · Electrical Eng. & Systems 2022-03-15 Yiru Wang , Pengxin Guan , Hongkang Yu , Yuping Zhao

This paper presents a kernel-based adaptive filter that is applied for the digital domain self-interference cancellation (SIC) in a transceiver operating in full-duplex (FD) mode. In FD, the benefit of simultaneous transmission and…

Signal Processing · Electrical Eng. & Systems 2022-07-13 M. Hossein Attar , Omid Taghizadeh , Kaxin Chang , Ramez Askar , Matthias Mehlhose , Slawomir Stanczak

Hybrid transceiver can strike a balance between complexity and performance of multiple-input multiple-output (MIMO) systems. In this paper, we develop a unified framework on hybrid MIMO transceiver design using matrix-monotonic…

Information Theory · Computer Science 2019-06-26 Chengwen Xing , Xin Zhao , Wei Xu , Xiaodai Dong , Geoffrey Ye Li

In this paper, we consider the task of introducing a new wireless data link over a given occupied frequency band using a multi-antenna transmitter and receiver. We design formally a dynamic multiple-input multiple-output (MIMO) wireless…

Networking and Internet Architecture · Computer Science 2025-04-10 Hatef Nouri , George Sklivanitis , Dimitris A. Pados , Elizabeth Serena Bentley

The success of full-stack full-duplex communication systems depends on how effectively one can achieve digital self-interference cancellation (SIC). Towards this end, in this paper, we consider unlimited sensing framework (USF) enabled…

Signal Processing · Electrical Eng. & Systems 2024-11-22 Ziang Liu , Ayush Bhandari , Bruno Clerckx

In this paper, we investigate a multiuser distributed antenna system with simultaneous wireless information and power transmission under the assumption of imperfect channel state information (CSI). In this system, a distributed antenna port…

Information Theory · Computer Science 2019-03-27 Zhengyu Zhu , Sai Huang , Zheng Chu , Fuhui Zhou , Di Zhang , Inkyu Lee

Convolutional sparse coding improves on the standard sparse approximation by incorporating a global shift-invariant model. The most efficient convolutional sparse coding methods are based on the alternating direction method of multipliers…

Machine Learning · Computer Science 2022-02-09 Farshad G. Veshki , Sergiy A. Vorobyov

We introduce a novel method for designing attenuation filters in digital audio reverberation systems based on Feedback Delay Networks (FDNs). Our approach uses Second Order Sections (SOS) of Infinite Impulse Response (IIR) filters arranged…

Sound · Computer Science 2025-11-26 Ilias Ibnyahya , Joshua D. Reiss

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