Results 81 to 90 of about 4,086 (259)

Near-field Hybrid Beamforming for Terahertz-band Integrated Sensing and Communications

open access: yes, 2023
Terahertz (THz) band communications and integrated sensing and communications (ISAC) are two main facets of the sixth generation wireless networks. In order to compensate the severe attenuation, the THz wireless systems employ large arrays, wherein the ...
Celik, Abdulkadir   +2 more
core  

Scoring ISAC: Benchmarking Integrated Sensing and Communications via Score-Based Generative Modeling

open access: yesJournal of Communications and Information Networks
Integrated sensing and communications (ISAC) is a key enabler for next-generation wireless systems, aiming to support both high-throughput communication and high-accuracy environmental sensing using shared spectrum and hardware. Theoretical performance metrics, such as mutual information (MI), minimum mean squared error (MMSE), and Bayesian Cramér--Rao
Chen, Lin   +4 more
openaire   +2 more sources

A Testing Framework for Joint Communication and Sensing in Synthetic Aperture Radars

open access: yesIEEE Access
Nowadays the modern progress in wireless communication technologies is motivating the mutual integration of heterogeneous services, in particular enabling resource and hardware-saving in platform deployment.
Alex Piccioni   +3 more
doaj   +1 more source

A knowledge-based design environment for spacecraft [PDF]

open access: yes, 1996
A knowledge-based environment for configuration design studies is presented which assists in the conceptual stage design of spacecraft. During this stage, major decisions need to be taken on spacecraft design drivers such as spacecraft mass, power, size,
Ganeshan, A.S.   +2 more
core  

Low-Complexity Cramér-Rao Lower Bound and Sum Rate Optimization in ISAC Systems [PDF]

open access: yes
While Cramér-Rao lower bound is an important metric in sensing functions in integrated sensing and communications (ISAC) designs, its optimization usually involves a computationally expensive solution such as semidefinite relaxation.
Fang, Tianyu   +2 more
core   +1 more source

The Rise of Networked ISAC: Emerging Aspects and Challenges

open access: yesIEEE Open Journal of the Communications Society
This paper contributes to the consolidation of networked integrated sensing and communications (ISAC), emphasizing essential aspects, technologies, and strategies for the design of this new paradigm.
Diana P. M. Osorio   +5 more
doaj   +1 more source

Symbol-Level Precoding for Integrated Sensing and Communications: A Faster-Than-Nyquist Approach

open access: yes, 2023
In this paper, we propose a novel symbol-level precoding (SLP) method for a multi-user multi-input multi-output (MU-MIMO) downlink Integrated Sensing and Communications (ISAC) system based on faster-than-Nyquist (FTN) signaling.
Liao, Zihan, Liu, Fan
core  

STAR-RIS Aided Dynamic Scatterers Tracking for Integrated Sensing and Communications [PDF]

open access: yesIEEE Transactions on Vehicular Technology
Integrated sensing and communication (ISAC) has become an attractive technology for future wireless networks. In this paper, we propose a simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) aided dynamic scatterers ...
Muye Li, Shun Zhang, Yao Ge, Chau Yuen
semanticscholar   +1 more source

Integrated Cooperative Sensing and Two-Way Communications With Half-Duplex Base Stations

open access: yesIEEE Open Journal of Vehicular Technology
In case the dual-functional base station (BS) is only equipped with half-duplex (HD) transceivers, integrated sensing and communications (ISAC) becomes a challenge task especially when the bidirectional communications for each HD user are involved.
Dong-Hua Chen, Peifu Peng
doaj   +1 more source

Sensing in Bi-Static ISAC Systems with Clock Asynchronism: A Signal Processing Perspective [PDF]

open access: yes
Integrated Sensing and Communications (ISAC) has been identified as a pillar usage scenario for the impending 6G era. Bi-static sensing, a major type of sensing in \ac{isac}, is promising to expedite ISAC in the near future, as it requires minimal ...
Caire, Giuseppe   +11 more
core  

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