Results 21 to 30 of about 7,611,580 (295)

Performance improvement of 5G positioning utilizing multi-antenna angle measurements

open access: yesSatellite Navigation, 2022
Time delay-based the 5th Generation Mobile Communication Technology (5G) positioning is a main method to perform high-precision positioning in Global Navigation Satellite System (GNSS) denied areas.
Wenfei Guo   +4 more
doaj   +1 more source

Rapid Deployment Method for Multi-Scene UAV Base Stations for Disaster Emergency Communications

open access: yesApplied Sciences, 2023
The collaborative deployment of multiple UAVs is a crucial issue in UAV-supported disaster emergency communication networks, as utilizing these UAVs as air base stations can greatly assist in restoring communication networks within disaster-stricken ...
Rui Gao, Xiao Wang
doaj   +1 more source

System Capacity Analysis for Ultra-Dense Multi-Tier Future Cellular Networks

open access: yesIEEE Access, 2019
Ultra-dense multi-tier cellular networks have recently drawn the attention of researchers due to their potential efficiency in dealing with high-data rate demands in upcoming 5G cellular networks.
Syed Waqas Haider Shah   +3 more
doaj   +1 more source

Adaptive antennas at the mobile and base stations in an OFDM/TDMA system [PDF]

open access: yes, 2001
In recent years, several smart antenna systems have been proposed and demonstrated at the base station (BS) of wire-less communications systems, and these have shown that significant system performance improvement is possible.
Cheng, RSK   +3 more
core   +1 more source

A Low Resource Consumption Clone Detection Method for Multi-Base Station Wireless Sensor Networks [PDF]

open access: yesIEEE Access, 2020
To make up the existing deficiencies of clone attack detection methods of wireless sensor networks, a low resource consumption clone detection method (MSCD) for multi-base station wireless sensor networks is proposed. MSCD has the following characteristics: (1) Running in each ring network with base station as the center and using nodes in non-hotspot ...
Canren Tang, Dezhi Han
openaire   +3 more sources

Intelligent Radio Resource Management for Mobile Broadband Networks [PDF]

open access: yes, 2013
This thesis studies intelligent spectrum and topology management through transfer learning in mobile broadband networks, to improve the capacity density and Quality of Service (QoS) as well as to reduce the cooperation overhead and energy consumption ...
Zhao, Qiyang
core   +4 more sources

Research on mine integrated communication system

open access: yesGong-kuang zidonghua, 2018
For problems of independent operation of each system in coal mine underground and too many base stations with shortage of wireless data transmission bandwidth, a mine integrated communication system was designed by use of LTE technology.
ZHANG Liya
doaj   +1 more source

Reliability prediction and evaluation of communication base stations in earthquake prone areas

open access: yesScientific Reports, 2023
One of the primary tasks for effective disaster relief after a catastrophic earthquake is robust communication. In this paper, we propose a simple logistic method based on two-parameter sets of geology and building structure for the failure prediction of
Xueming Li   +5 more
doaj   +1 more source

Density-Aware, Energy- and Spectrum-Efficient Small Cell Scheduling

open access: yesIEEE Access, 2019
Future mobile networks have to be densified by employing small cells to handle the upsurge in traffic load. Although the amount of energy each small cell consumes is low, the total energy consumption of a large-scale network may be enormous.
Shahram Mollahasani, Ertan Onur
doaj   +1 more source

Game Theory Based Cooperative Routing Scheme for 5G Base Station Networks [PDF]

open access: yesJisuanji gongcheng
5G base stations can establish wireless networks through Integrated Access and Backaul (IAB) technology, which enables the information silos formed by disasters to restore public mobile communication rapidly.
HUANG Wanying, MA Quanfeng, GUI Zhenwen, CHEN Liuwei
doaj   +1 more source

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