Results 1 to 10 of about 5,879,835 (297)

Structural-Prior Deep Learning Network for Millimeter-Wave Radar Image Enhancement in Autonomous Driving Road Sensing [PDF]

open access: yesSensors
Millimeter-wave radar imaging plays an increasingly important role in autonomous driving road perception due to its robustness under adverse weather conditions.
Hongyan Chen   +4 more
doaj   +2 more sources

A Model-Driven Channel Estimation Method for Millimeter-Wave Massive MIMO Systems

open access: yesSensors, 2023
Aiming at the problem of low estimation accuracy under a low signal-to-noise ratio due to the failure to consider the “beam squint” effect in millimeter-wave broadband systems, this paper proposes a model-driven channel estimation method for millimeter ...
Qingli Liu, Yangyang Li, Jiaxu Sun
doaj   +1 more source

Research on millimeter wave cellular network technology

open access: yesDianzi Jishu Yingyong, 2020
Millimeter wave technology can greatly improve the system capacity and transmission rate of cellular network, which is one of the key technologies in the next generation(5G) cellular system.
Liu Kerun, Liu Qinglong
doaj   +1 more source

Spectrum Analysis of Millimeter Wave Heterogeneous Network Based on Poisson Cluster Process [PDF]

open access: yesJisuanji gongcheng, 2020
To address the problem of describing the correlation between User Equipment(UE) and base station space in large-scale hot spot communication scenarios,this paper constructs a millimeter wave heterogeneous network model based on Poisson Cluster Process ...
CHEN Yuwan, JIA Xiangdong, JI Pengshan, Lü Yaping
doaj   +1 more source

Cell Association Method Based on the Matching Algorithm for Millimeter-Wave Networks [PDF]

open access: yesJisuanji gongcheng, 2021
Millimeter-wave networks are limited by the high frequency of interrupts and the high path loss. For the network systems consisting of millimeter-wave networks and microwave base stations, the traditional cell association methods can cause serious load ...
YANG Haizhu, SUN Changyin, WU Weichao, XU Wenjun
doaj   +1 more source

Millimeter-Wave Radar and Vision Fusion Target Detection Algorithm Based on an Extended Network

open access: yesMachines, 2022
The need for a vehicle to perceive information about the external environmental as an independent intelligent individual has grown with the progress of intelligent driving from primary driver assistance to high-level autonomous driving.
Chunyang Qi   +5 more
doaj   +1 more source

Tensor-Train Decomposition-Based Hybrid Beamforming for Millimeter-Wave Massive Multiple-Input Multiple-Output/Free-Space Optics in Unmanned Aerial Vehicles with Reconfigurable Intelligent Surface Networks

open access: yesPhotonics, 2023
Unmanned aerial vehicles (UAVs) can support low-cost, highly mobile communications while making it possible to establish dedicated terrestrial networks.
Xiaoping Zhou   +4 more
doaj   +1 more source

Full-Duplex Two-Tier Heterogeneous Network With Decoupled Access: Cell Association, Coverage, and Spectral Efficiency Analysis

open access: yesIEEE Access, 2020
The ever increasing thirst for the higher capacity demands radical changes in the design of cellular networks, such as a leap from single-tier homogeneous networks to multi-tier heterogeneous networks and the use of millimeter wave frequency band.
Zeeshan Sattar   +3 more
doaj   +1 more source

DNN-based Sub-6 GHz assisted millimeter wave network power allocation algorithm

open access: yesTongxin xuebao, 2021
Aimed at the problems of the signaling cost and power consumption in the power control measurement of the millimeter wave system, as well as the complexity caused by iteration operations, a millimeter wave link power allocation prediction algorithm using
Changyin SUN   +3 more
doaj   +2 more sources

INVESTIGATION OF A MILLIMETER-WAVE RADIO LINK CHARACTERISTICS OF IEEE 802.11AD STANDARD IN URBAN AREAS

open access: yesInformation and Telecommunication Sciences, 2021
Background. The explosive growth in the use of mobile broadband is significantly increasing the bandwidth requirements. Millimeter-wave spectrum is necessary for 5G networks to achieve data transfer rates of the order of Gb/s, in particular, for the ...
Сергій Кравчук   +2 more
doaj   +1 more source

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