Results 321 to 330 of about 25,571,688 (374)

Trajectory Design and Access Control for Air–Ground Coordinated Communications System With Multiagent Deep Reinforcement Learning

IEEE Internet of Things Journal, 2021
Unmanned-aerial-vehicle (UAV)-assisted communications has attracted increasing attention recently. This article investigates air–ground coordinated communications system, in which trajectories of air UAV base stations (UAV-BSs) and access control of ...
Ruijin Ding, Yadong Xu, F. Gao, X. Shen
semanticscholar   +1 more source

Joint Subcarrier Assignment and Power Allocation Strategy for Integrated Radar and Communications System Based on Power Minimization

IEEE Sensors Journal, 2019
This paper investigates the problem of power minimization-based joint subcarrier assignment and power allocation (PM-JSAPA) for an integrated radar and communications system (IRCS).
C. Shi   +3 more
semanticscholar   +1 more source

Community support systems: Scaling community acceptance

Community Mental Health Journal, 1981
In recommendations for community support systems, there are expectations of public involvement in unprecedented proportions; yet evidence of fundamental shifts in attitudes and behaviors toward the mentally ill is lacking. Considerations of the complexity of public acceptance led to the development of a scale used to measure the extent of support for ...
P J, Johnson, J, Beditz
openaire   +2 more sources

Impact of vector sensor on underwater acoustic communications system

IET radar, sonar & navigation, 2018
The use of vector sensors as receivers for underwater acoustic communications systems is gaining popularity. It has become important to obtain performance measures for such communication systems to quantify their efficacy.
Farheen Fauziya, B. Lall, M. Agrawal
semanticscholar   +1 more source

Communication in Parallel Communicating Lindenmayer Systems

Grammars, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Terahertz Communications and Sensing for 6G and Beyond: A Comprehensive Review

IEEE Communications Surveys and Tutorials
Next-generation cellular technologies, commonly referred to as the sixth generation (6G), are envisioned to support a higher system capacity, better performance, and network sensing capabilities.
Wei Jiang   +13 more
semanticscholar   +1 more source

COMMUNICATION SYSTEM

2002
The invention relates to a communication system, especially a community, having an application layer (2), a presentation layer (3) and a data access layer (4), wherein the application layer (2) has a core device(21), several core components (22) and several application components (23).
CASSIOPEIA AG   +2 more
openaire   +1 more source

Communication Systems

2023
Marc J. Klowden, Subba Reddy Palli
openaire   +2 more sources

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