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Millimeter wave (mmWave) cellular systems will enable gigabit-per-second data rates thanks to the large bandwidth available at mmWave frequencies. To realize sufficient link margin, mmWave systems will employ directional beamforming with…

Information Theory · Computer Science 2015-06-18 Ahmed Alkhateeb , Omar El Ayach , Geert Leus , Robert W. Heath

In this paper, we propose a beamforming design for dual-functional radar-communication (DFRC) systems at the millimeter wave (mmWave) band, where hybrid beamforming and sub-arrayed MIMO radar techniques are jointly exploited. We assume that…

Signal Processing · Electrical Eng. & Systems 2018-10-25 Fan Liu , Christos Masouros

Millimeter wave (mmWave) communication is a promising solution for coping with the ever-increasing mobile data traffic because of its large bandwidth. To enable a sufficient link margin, a large antenna array employing directional…

Information Theory · Computer Science 2019-07-02 Reza Ghanaatian , Vahid Jamali , Andreas Burg , Robert Schober

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

Hybrid analog and digital beamforming has emerged as a key enabling technology for millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) communication systems since it can balance the trade-off between system performance…

Signal Processing · Electrical Eng. & Systems 2022-08-11 Pengfei Ni , Rang Liu , Ming Li , Qian Liu

Hybrid multiple-antenna transceivers, which combine large-dimensional analog pre/postprocessing with lower-dimensional digital processing, are the most promising approach for reducing the hardware cost and training overhead in massive MIMO…

Information Theory · Computer Science 2017-05-02 Andreas F. Molisch , Vishnu V. Ratnam , Shengqian Han , Zheda Li , Sinh Le Hong Nguyen , Linsheng Li , Katsuyuki Haneda

In this paper, we consider the problem of joint transceiver design for millimeter wave (mmWave)/Terahertz (THz) multi-user MIMO integrated sensing and communication (ISAC) systems. Such a problem is formulated into a nonconvex optimization…

Information Theory · Computer Science 2024-02-01 Peilan Wang , Jun Fang , Xianlong Zeng , Zhi Chen , Hongbin Li

Hybrid analog-digital precoding is a key millimeter wave access technology, where an antenna array with reduced number of radio frequency (RF) chains is used with an RF precoding matrix to increase antenna gain at a reasonable cost.…

Information Theory · Computer Science 2017-04-19 Vijay Venkateswaran , Rajet Krishnan

In this letter, we consider optimal hybrid beamforming design to minimize the transmission power under individual signal-to-interference-plus-noise ratio (SINR) constraints in a multiuser massive multiple-input-multiple-output (MIMO)…

Signal Processing · Electrical Eng. & Systems 2018-11-27 Guangda Zang , Ying Cui , Hei Victor Cheng , Feng Yang , Lianghui Ding , Hui Liu

In this paper, we propose a feedback-efficient hybrid precoding framework for wideband millimeter-wave (mmWave) multiple-input multiple-output orthogonal frequency-division multiplexing (MIMO-OFDM) systems. To mitigate the high cost of…

Information Theory · Computer Science 2026-05-05 Po-Heng Chou , Jia-Qing Lin , Wan-Jen Huang , Ronald Y. Chang

Millimeter-wave (mmWave) technology is a crucial enabler for next-generation networks because it offers substantially greater available bandwidth. mmWave multiple-input multiple-output (MIMO) systems cannot rely solely on fully digital…

Signal Processing · Electrical Eng. & Systems 2026-04-21 Navid Reyhanian , Parisa Ramezani , Emil Björnson

Millimeter wave (mmWave) communications has been regarded as a key enabling technology for 5G networks. In contrast to conventional multiple-input-multiple-output (MIMO) systems, precoding in mmWave MIMO cannot be performed entirely at…

Information Theory · Computer Science 2016-05-04 Xianghao Yu , Juei-Chin Shen , Jun Zhang , Khaled B. Letaief

Switch-based hybrid network is a promising implementation for beamforming in large-scale millimetre wave (mmWave) antenna arrays. By fully exploiting the sparse nature of the mmWave channel, such hybrid beamforming reduces complexity and…

Signal Processing · Electrical Eng. & Systems 2019-09-02 Hamed Nosrati , Elias Aboutanios , Xiangrong Wang , David Smith

This paper investigates the hybrid precoding design in millimeter-wave (mmWave) systems with a fully-adaptive-connected precoding structure, where a switch-controlled connection is deployed between every antenna and every radio frequency…

Signal Processing · Electrical Eng. & Systems 2019-07-24 Xuan Xue , Yongchao Wang , Long Yang , Jia Shi , Zan Li

Millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) has been regarded to be an emerging solution for the next generation of communications, in which hybrid analog and digital precoding is an important method for reducing…

Signal Processing · Electrical Eng. & Systems 2019-01-23 Hongji Huang , Yiwei Song , Jie Yang , Guan Gui , Fumiyuki Adachi

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)…

Signal Processing · Electrical Eng. & Systems 2020-03-27 Aryan Kaushik , John Thompson , Evangelos Vlachos

In this letter, we focus on the hybrid precoding (HP) design for the reconfigurable intelligent surface (RIS) aided multi-user (MU) millimeter wave (mmWave) communication systems. Specifically, we aim to minimize the mean-squared-error…

Networking and Internet Architecture · Computer Science 2019-12-03 Chandan Pradhan , Ang Li , Lingyang Song , Branka Vucetic , Yonghui Li

Massive multi-user multiple-input multiple-output (MU-MIMO) wireless systems operating at millimeter-wave (mmWave) frequencies enable simultaneous wideband data transmission to a large number of users. In order to reduce the complexity of…

Information Theory · Computer Science 2021-08-19 Emre Gönültaş , Sueda Taner , Alexandra Gallyas-Sanhueza , Seyed Hadi Mirfarshbafan , Christoph Studer

Although the benefits of precoding and combining of data signals are widely recognized, the potential of these techniques for pilot transmission is not fully understood. This is particularly relevant for multiuser multiple-input…

Information Theory · Computer Science 2016-11-17 Nima N. Moghadam , Hossein Shokri-Ghadikolaei , Gabor Fodor , Mats Bengtsson , Carlo Fischione

For 5G it will be important to leverage the available millimeter wave spectrum. To achieve an approximately omni- directional coverage with a similar effective antenna aperture compared to state of the art cellular systems, an antenna array…

Information Theory · Computer Science 2018-07-04 Kilian Roth , Hessam Pirzadeh , A. Lee Swindlehurst , Josef A. Nossek
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