Results 11 to 20 of about 7,611,580 (295)

Polarimetric Analysis of the Interference from Base Stations to UHF-band Radar

open access: yesLeida xuebao, 2016
Radar detection and tracking performance in the UHF-band can be influenced by the downlink signals of communication base stations. The polarimetric properties of interference from base stations are measured and analyzed as a basis for suppressing this ...
Ren Bo, Shi Longfei, Wang Guoyu
doaj   +2 more sources

An Indoor UWB 3D Positioning Method for Coplanar Base Stations [PDF]

open access: yesSensors, 2022
As an indispensable type of information, location data are used in various industries. Ultrawideband (UWB) technology has been used for indoor location estimation due to its excellent ranging performance.
Ning Zhou   +4 more
doaj   +2 more sources

Intelligent deployment and optimization of movable base stations based on multi-agent reinforcement learning [PDF]

open access: yesDianxin kexue
To enable the rapid deployment of mobile base stations and optimize operations in urban environments, a network coverage planning and optimization method based on multi-agent reinforcement learning was proposed.
ZHAO Xinran   +3 more
doaj   +2 more sources

Optimization and Modeling of Optical Emission Spatial Coverage from Underwater Multi-Faceted Optical Base Stations

open access: yesPhotonics
Compared with point-to-point wireless optical communication systems, multi-faceted Optical Base Stations (OBSs) offer the advantages of supporting multi-user access and achieving omnidirectional dynamic communication.
Junjie Shi   +4 more
doaj   +2 more sources

"WindFi" - a renewable powered base station for rural broadband [PDF]

open access: yes, 2012
The HopScotch rural wireless broadband access test bed uses a network of low power base stations, powered by renewable energy sources to provide a low-cost rural broadband solution.
Weiss, Stephan   +4 more
core   +3 more sources

Research on multi-objective operation optimization of multi energy integrated service stations based on autonomous collaborative control

open access: yesEnergy Reports, 2022
Multi energy integrated service stations have strong comprehensive energy and coupling properties, covering functional units such as substation, multi type energy conversion station, data center, distributed power generation, charging and replacement ...
Jian Geng   +5 more
doaj   +1 more source

Rate aware network codes for coordinated multi base-station networks [PDF]

open access: yes2016 IEEE International Conference on Communications (ICC), 2016
In this paper, we address the problem of reducing the completion time of a radio access network to deliver a frame of messages using Rate Aware Instantly Decodable Network Coding (RA-IDNC). While previous works only considered a single base-station setting, this paper extends the results to a more modern paradigm of networks with multiple coordinated ...
Saif, Mohammed   +2 more
openaire   +3 more sources

Location-Based Resource Allocation in Ultra-Dense Network with Clustering

open access: yesSensors, 2021
With the rapid deployment of present-day mobile communication systems, user traffic requirements have increased tremendously. An ultra-dense network is a configuration in which the density of small base stations is greater than or equal to that of the ...
Seong-Jung Kim, Jeong-Gon Kim
doaj   +1 more source

An Optimal Geometry Configuration Algorithm of Hybrid Semi-Passive Location System Based on Mayfly Optimization Algorithm

open access: yesSensors, 2021
In view of the demand of location awareness in a special complex environment, for an unmanned aerial vehicle (UAV) airborne multi base-station semi-passive positioning system, the hybrid positioning solutions and optimized site layout in the positioning ...
Aihua Hu   +5 more
doaj   +1 more source

Optimal Multi-Base-Station Selection for Belt-Area Wireless Sensor Networks [PDF]

open access: yesIEEE Access, 2019
Since underground environments, such as urban subways, tunnels, underground pipe corridors, and mine roadways, etc., are complex and changeable, the software functions of the sensor nodes in underground spaces must be updated regularly to satisfy the requirements of the monitoring center.
Zhangling Duan   +4 more
openaire   +3 more sources

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