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The harsh environment and scarce resources post-disaster drive the equipment to be miniaturized and portable. Based on this, integrated sensing and communication (ISAC) systems play a significant role in providing emergency wireless…

信号处理 · 电气工程与系统科学 2025-09-03 Zhuohui Yao , Wenchi Cheng , Liping Liang , Tao Zhang , Jun Gong

In this paper, an reconfigurable intelligent surface (RIS)-aided millimeter wave (mmWave) non-orthogonal multiple access (NOMA) system is considered. In particular, we consider an RIS-aided mmWave-NOMA downlink system with a hybrid…

信号处理 · 电气工程与系统科学 2020-10-20 Yue Xiu , Jun Zhao , Wei Sun , Marco Di Renzo , Guan Gui , Zhongpei Zhang , Ning Wei

Millimeter wave (mmWave) bands are considered a powerful key enabler for next generation (5G) mobile networks by providing multi-Gbps data rates. However, their severe pathloss and sensitivity to blockage present challenges in practical…

信息论 · 计算机科学 2020-01-17 Xiaoshen Song , Giuseppe Caire

Non-orthogonal multiple access (NOMA) and millimeter wave (mmWave) are two key enabling technologies for the fifth-generation (5G) mobile networks and beyond. In this paper, we consider mmWave NOMA systems with max-min fairness constraints.…

信息论 · 计算机科学 2021-01-07 Jinle Zhu , Qiang Li , Hongyang Chen , H. Vincent Poor

At millimeter wave (mmWave) frequencies, the higher cost and power consumption of hardware components in multiple-input multiple output (MIMO) systems do not allow beamforming entirely at the baseband with a separate radio frequency (RF)…

信号处理 · 电气工程与系统科学 2020-03-27 Aryan Kaushik , John Thompson , Evangelos Vlachos

We propose an effective interference management and beamforming mechanism for uplink communication systems that yields fair allocation of rates. In particular, we consider a hotspot area of a millimeter-wave (mmWave) access network…

网络与互联网体系结构 · 计算机科学 2021-08-10 Rafail Ismayilov , Bernd Holfeld , Renato L. G. Cavalcante , Megumi Kaneko

Cognitive radio networks (CRNs) and millimeter wave (mmWave) communications are two major technologies to enhance the spectrum efficiency (SE). Considering that the SE improvement in the CRNs is limited due to the interference temperature…

信息论 · 计算机科学 2022-05-03 Xuewen Wu , Jingxiao Ma , Chenwei Gu , Xiaoping Xue , Xin Zeng

In this paper, we investigate the combination of two key enabling technologies for the fifth generation (5G) wireless mobile communication, namely millimeter-wave (mmWave) communications and non-orthogonal multiple access (NOMA). In…

信息论 · 计算机科学 2017-11-17 Lipeng Zhu , Jun Zhang , Zhenyu Xiao , Xianbin Cao , Dapeng Oliver Wu , Xiang-Gen Xia

Cloud radio access networks (C-RAN) enable a network platform for beyond the fifth generation of communication networks (B5G), which incorporates the advances in cloud computing technologies to modern radio access networks. Recently, rate…

信息论 · 计算机科学 2020-11-03 Alaa Alameer Ahmad , Yijie Mao , Aydin Sezgin , Bruno Clerckx

Predictive millimeter-wave (mmWave) beamforming is a promising technique to enable low-latency and high-rate ground-air communications for cellular-connected unmanned aerial vehicles (UAVs). However, the high vulnerability of mmWave to…

信号处理 · 电气工程与系统科学 2024-04-19 Shiqi Zeng , Xiaoli Xu , Yong Zeng

Millimeter Wave (MmWave) communication is one of the key technology of the fifth generation (5G) wireless systems to achieve the expected 1000x data rate. With large bandwidth at mmWave band, the link capacity between users and base…

信号处理 · 电气工程与系统科学 2019-03-19 Mingjie Feng , Shiwen Mao

This study explores the synergy between rate-splitting multiple access (RSMA) and simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) as a unified framework to enable ubiquitous, intelligent, and resilient…

信号处理 · 电气工程与系统科学 2025-10-21 Muhammad Asif , Asim Ihsan , Zhu Shoujin , Ali Ranjha , Xingwang Li , Khaled M. Rabie , Symeon Chatzinotas

Milimeter wave (mmWave) band mobile communications can be a solution to the continuously increasing traffic demand in modern wireless systems. Even though mmWave bands are scarcely occupied, the design of a prospect transceiver should…

信息论 · 计算机科学 2016-12-12 Christos G. Tsinos , Sina Maleki , Symeon Chatzinotas , Bjorn Ottersten

In this letter, we consider hybrid beamforming for millimeter wave (mmWave) MIMO integrated sensing and communications (ISAC). We design the transmit beam of a dual-functional radar-communication (DFRC) base station (BS), aiming at…

信号处理 · 电气工程与系统科学 2022-03-15 Chenhao Qi , Wei Ci , Jinming Zhang , Xiaohu You

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

Linear hybrid beamformer designs are conceived for the decentralized estimation of a vector parameter in a millimeter wave (mmWave) multiple-input multiple-output (MIMO) Internet of Things network (IoTNe). The proposed designs incorporate…

Millimeter wave (mmWave) communication has attracted increasing attention as a promising technology for 5G networks. One of the key architectural features of mmWave is the use of massive antenna arrays at both the transmitter and the…

网络与互联网体系结构 · 计算机科学 2018-10-02 Qing Xue , Xuming Fang , Ming Xiao

Signal occlusion by building blockages is a double-edged sword for the performance of millimeter-wave (mmW) communication networks. Buildings may dominantly attenuate the useful signals, especially when mmW base stations (BSs) are sparsely…

网络与互联网体系结构 · 计算机科学 2017-12-05 Jeemin Kim , Jihong Park , Seunghwan Kim , Seong-Lyun Kim , Ki Won Sung , Kwang Soon Kim

A wireless network serving multiple users in the millimeter-wave or the sub-terahertz band by a base station is considered. High-throughput multi-user hybrid-transmit beamforming is conceived by maximizing the minimum rate of the users. For…

信息论 · 计算机科学 2023-10-27 W. Zhu , H. D. Tuan , E. Dutkiewicz , H. V. Poor , L. Hanzo

Millimeter-wave (mm-wave) communication is a key technology for future wireless networks. To combat significant path loss and exploit the abundant mm-wave spectrum, effective beamforming is crucial. Nevertheless, conventional fully digital…

信号处理 · 电气工程与系统科学 2019-12-05 Jun Zhang , Xianghao Yu , Khaled B. Letaief