中文
相关论文

相关论文: Hybrid Precoding for mmWave V2X Doubly-Selective M…

200 篇论文

The conventional digital beamforming technique needs one radio frequency (RF) chain per antenna element. High power consumption, significantly high cost of RF chain components per antenna and complex signal processing task at base band…

信号处理 · 电气工程与系统科学 2025-04-25 Om Nath Acharya , Ram Kaji Budhathoki , Santosh Shaha

Hybrid beamforming (HB) has emerged as a promising technology to support ultra high transmission capacity and with low complexity for Millimeter Wave (mmWave) multiple-input and multiple-output (MIMO) system. However, the design of digital…

信号处理 · 电气工程与系统科学 2020-01-10 Jiyun Tao , Jing Xing , Jienan Chen , Chuan Zhang , Shengli Fu

This paper considers a wideband millimeter-wave MIMO system with fully digital transceivers at both the base station and the user equipment (UE), focusing on mobile scenarios. To reduce the baseband processing burden at the UE, we propose a…

信号处理 · 电气工程与系统科学 2026-03-30 Yasaman Khorsandmanesh , Emil Bjornson , Joakim Jalden , Bengt Lindoff

In mmWave massive multiple-input multiple-output (mMIMO) systems, hybrid digital/analog beamforming has been recognized as an economic means to overcome the severe mmWave propagation loss. To facilitate beamforming for mmWace mMIMO, there…

信号处理 · 电气工程与系统科学 2019-12-19 Shijian Gao , Xiang Cheng , Liuqing Yang

Hybrid precoder and combiner designs are conceived for decentralized parameter estimation in millimeter wave (mmWave) multiple-input multiple-output (MIMO) wireless sensor networks (WSNs). More explicitly, efficient pre- and post-processing…

As driving becomes more automated, vehicles are being equipped with more sensors generating even higher data rates. Radars (RAdio Detection and Ranging) are used for object detection, visual cameras as virtual mirrors, and LIDARs (LIght…

信息论 · 计算机科学 2016-05-20 Junil Choi , Vutha Va , Nuria Gonzalez-Prelcic , Robert Daniels , Chandra R. Bhat , Robert W. Heath

Hybrid precoding design is challenging for millimeter-wave (mmWave) massive MIMO. Most prior hybrid precoding schemes are designed to maximize the sum spectral efficiency (SSE), while seldom investigate the bit-error-rate (BER). Therefore,…

信息论 · 计算机科学 2018-05-22 Jiening Mao , Zhen Gao , Yongpeng Wu , Mohamed-Slim Alouini

The potential of using millimeter-wave (mmWave) to encounter the current bandwidth shortage has motivated packing more antenna elements in the same physical size which permits the advent of massive multiple-input-multiple-output (MIMO) for…

信息论 · 计算机科学 2021-02-16 Fawwaz Alsubaie

Aiming at maximizing the achievable sum-rate of wideband multiuser mmWave massive MIMO systems, the hybrid precoding is studied. Since each computation of the achievable sum-rate can be performed only after the analog precoder and digital…

信号处理 · 电气工程与系统科学 2019-01-08 Xuyao Sun , Chenhao Qi

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…

信号处理 · 电气工程与系统科学 2022-08-11 Pengfei Ni , Rang Liu , Ming Li , Qian Liu

In this paper, we investigate the energy-efficient hybrid precoding design for integrated multicast-unicast millimeter wave (mmWave) system, where the simultaneous wireless information and power transform is considered at receivers. We…

信息论 · 计算机科学 2020-02-12 Wanming Hao , Gangcan Sun , Fuhui Zhou , De Mi , Jia Shi , Pei Xiao , Victor C. M. Leung

This paper proposed new hybrid, analog-digital, beamforming for a multiuser millimeter wave (mm-wave) relay system. For this system, we consider a sum rate maximization problem. The proposed hybrid beamforming is designed indirectly by…

信息论 · 计算机科学 2016-11-17 Xuan Xue , Tadilo Endeshaw Bogale , Xianbin Wang , Yongchao Wang , Long Bao Le

Hybrid analog and digital precoding allows millimeter wave (mmWave) systems to achieve both array and multiplexing gain. The design of the hybrid precoders and combiners, though, is usually based on knowledge of the channel. Prior work on…

信息论 · 计算机科学 2016-11-15 Kiran Venugopal , Ahmed Alkhateeb , Nuria González Prelcic , Robert W. Heath

In this paper, we propose a two-stage analog combining architecture for millimeter wave (mmWave) communications with hybrid analog/digital beamforming and low-resolution analog-to-digital converters (ADCs). We first derive a two-stage…

信息论 · 计算机科学 2018-12-04 Jinseok Choi , Gilwon Lee , Brian L. Evans

Millimeter Waves (mmWave) systems have the potential of enabling multi-gigabit-per-second communications in future Intelligent Transportation Systems (ITSs). Unfortunately, because of the increased vehicular mobility, they require frequent…

网络与互联网体系结构 · 计算机科学 2022-09-05 Ioannis Mavromatis , Andrea Tassi , Robert J. Piechocki , Andrew Nix

Hybrid beamforming is a promising technique to reduce the complexity and cost of massive multiple-input multiple-output (MIMO) systems while providing high data rate. However, the hybrid precoder design is a challenging task requiring…

信号处理 · 电气工程与系统科学 2021-05-28 Hamed Hojatian , Jeremy Nadal , Jean-Francois Frigon , Francois Leduc-Primeau

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…

信号处理 · 电气工程与系统科学 2019-09-02 Hamed Nosrati , Elias Aboutanios , Xiangrong Wang , David Smith

In this paper, we propose a hybrid precoding/combining framework for communication-centric integrated sensing and full-duplex (FD) communication operating at mmWave bands. The designed precoders and combiners enable multiuser (MU) FD…

信号处理 · 电气工程与系统科学 2024-05-16 Murat Bayraktar , Nuria González-Prelcic , Mikko Valkama , Hao Chen , Charlie Jianzhong Zhang

The cell-free MIMO concept relying on hybrid precoding constitutes an innovative technique capable of dramatically increasing the network capacity of millimeter-wave (mmWave) communication systems. It dispenses with the cell boundary of…

信息论 · 计算机科学 2022-01-13 Chenghao Feng , Wenqian Shen , Jianping An , Lajos Hanzo

In massive MIMO systems, fully digital precoding offers high performance but has significant implementation complexity and energy consumption, particularly at millimeter frequencies and beyond. Hybrid analog-digital architectures provide a…

信号处理 · 电气工程与系统科学 2025-06-17 Parisa Ramezani , Alva Kosasih , Emil Björnson