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Hybrid precoders and combiners are designed for cooperative cell-free multi-user millimeter wave (mmWave) multiple-input multiple-output (MIMO) cellular networks for low complexity interference mitigation. Initially, we derive an optimal…

信号处理 · 电气工程与系统科学 2022-12-15 Meesam Jafri , Suraj Srivastava , Naveen K. D. Venkategowda , Aditya K. Jagannatham , Lajos Hanzo

Sensor-aided beamforming reduces the overheads associated with beam training in millimeter-wave (mmWave) multi-input-multi-output (MIMO) communication systems. Most prior work, though, neglects the challenges associated with establishing…

信号处理 · 电气工程与系统科学 2025-09-17 Kartik Patel , Robert W. Heath

Multiple-input multiple-output (MIMO) systems are well suited for millimeter-wave (mmWave) wireless communications where large antenna arrays can be integrated in small form factors due to tiny wavelengths, thereby providing high array…

信息论 · 计算机科学 2017-04-03 Shu Sun , Theodore S. Rappaport

This paper presents MM-LSCM, a self-supervised multi-modal neural radio radiance field framework for localized statistical channel modeling (LSCM) for next-generation network optimization. Traditional LSCM methods rely solely on RSRP data,…

信号处理 · 电气工程与系统科学 2025-08-11 Yiheng Wang , Shutao Zhang , Ye Xue , Tsung-Hui Chang

Hybrid massive MIMO structures with lower hardware complexity and power consumption have been considered as a potential candidate for millimeter wave (mmWave) communications. Channel covariance information can be used for designing…

信号处理 · 电气工程与系统科学 2019-06-25 Rui Hu , Jun Tong , Jiangtao Xi , Qinghua Guo , Yanguang Yu

The cell-free massive multi-input multi-output (CF-mMIMO) is a promising technology for the six generation (6G) communication systems. Channel prediction will play an important role in obtaining the accurate CSI to improve the performance…

信号处理 · 电气工程与系统科学 2025-10-24 Yongning Qi , Tao Zhou , Zuowei Xiang , Liu Liu , Bo Ai

Millimeter-wave (mmWave) communications are highly promising to improve the capacity of modern wireless networks, while the physical layer security (PLS) techniques hold great potential to enhance the critical secrecy performance therein.…

信息论 · 计算机科学 2020-09-07 Yuanyu Zhang , Yulong Shen , Xiaohong Jiang , Shoji Kasahara

This work jointly addresses user scheduling and precoder/combiner design in the downlink of a wideband millimeter wave (mmWave) communications system. We consider Orthogonal Frequency Division Multiplexing (OFDM) modulation to overcome…

信息论 · 计算机科学 2024-10-30 José P. González-Coma , Wolfgang Utschick , Luis Castedo

A fully-digital wideband joint communication-radar (JCR) with a multiple-input-multiple-output (MIMO) architecture at the millimeter-wave (mmWave) band will enable high joint communication and radar performance with enhanced design…

信号处理 · 电气工程与系统科学 2020-06-25 Preeti Kumari , Amine Mezghani , Robert W. Heath,

We present MIMO FOR MATLAB (MFM), a toolbox for MATLAB that aims to simplify the simulation of multiple-input multiple-output (MIMO) communication systems research while facilitating reproducibility, consistency, and community-driven…

信号处理 · 电气工程与系统科学 2021-11-10 Ian P. Roberts

We propose a new scheme for the robust estimation of the millimeter wave (mmWave) channel. Our approach is based on a sparse formulation of the channel estimation problem coupled with a frame theoretic representation of the sensing…

信号处理 · 电气工程与系统科学 2019-04-09 Razvan-Andrei Stoica , Giuseppe Thadeu Freitas de Abreu , Hiroki Iimori

Commonly used drop-based channel models cannot satisfy the requirements of spatial consistency for millimeter-wave (mmWave) channel modeling where transient motion or closely-spaced users need to be considered. A channel model having…

信息论 · 计算机科学 2018-08-23 Shihao Ju , Theodore S. Rappaport

Millimeter wave (mmWave) multi-user massive multi-input multi-output (MIMO) is a promising technique for the next generation communication systems. However, the hardware cost and power consumption grow significantly as the number of radio…

信号处理 · 电气工程与系统科学 2021-06-09 Liangyuan Xu , Feifei Gao , Ting Zhou , Shaodan Ma , Wei Zhang

Joint communication and sensing (JCAS) has the potential to improve the overall energy, cost and frequency efficiency of IoT systems. As a first effort, we propose to optimize the MIMO-OFDM data symbols carried by sub-carriers for better…

信号处理 · 电气工程与系统科学 2022-08-23 Kai Wu , J. Andrew Zhang , Zhitong Ni , Xiaojing Huang , Y. Jay Guo , Shanzhi Chen

Massive multiple input and multiple output (MIMO) systems with orthogonal frequency division multiplexing (OFDM) are foundational for downlink multi-user (MU) communication in future wireless networks, for their ability to enhance spectral…

信号处理 · 电气工程与系统科学 2025-07-30 Erdeng Zhang , Shuntian Zheng , Sheng Wu , Haoge Jia , Zhe Ji , Ailing Xiao

Empowering cellular networks with augmented sensing capabilities is one of the key research areas in 6G communication systems. Recently, we have witnessed a plethora of efforts to devise solutions that integrate sensing capabilities into…

信号处理 · 电气工程与系统科学 2025-01-31 Lu Wang , Luis F. Abanto-Leon , Arash Asadi

In this work, we investigate a multistatic MIMO-OFDM joint sensing and communication (JSC) system that leverages cooperation among spatially distributed base stations (BSs) to detect and localize multiple targets through soft fusion of…

信号处理 · 电气工程与系统科学 2025-03-31 Elisabetta Matricardi , Lorenzo Pucci , Elia Favarelli , Enrico Paolini , Andrea Giorgetti

We propose a novel framework for integrated communication and computing (ICC) transceiver design in time-varying millimeter-wave (mmWave) channels. In particular, in order to cope with the dynamics of time-varying mmWave channels, the…

信号处理 · 电气工程与系统科学 2025-09-10 Joan Çollaku , Kuranage Roche Rayan Ranasinghe , Giuseppe Thadeu Freitas de Abreu , Takumi Takahashi

Driven by the ultra-high throughput requirements of 6G, wireless communications are migrating to centimeter wave (cmWave) bands to overcome the limitations of current spectral resources. Massive multiple-input multiple-output (MIMO) and…

信号处理 · 电气工程与系统科学 2026-05-20 Ziqi Han , Ziwei Wan , Hengwei Zhang , Keke Ying , Chabalala S. Chabalala , Dapeng Li , Wei Wang , Zhen Gao

This paper presents a novel pipeline for vital sign monitoring using a 26 GHz multi-beam communication testbed. In context of Joint Communication and Sensing (JCAS), the advanced communication capability at millimeter-wave bands is…

信号处理 · 电气工程与系统科学 2023-12-14 Miquel Sellés Valls , Sofie Pollin , Ying Wang , Rizqi Hersyandika , Andre Kokkeler , Yang Miao