Results 81 to 90 of about 2,835 (221)

The Rise of Networked ISAC: Emerging Aspects and Challenges

IEEE 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, Bidushi Barua, Karl-Ludwig Besser, Henry Blue, Prajnamaya Dass, Pawani Porambage   +5 more
doaj   +1 more source

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

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, Juntti, Markku, Nguyen, Nhan Thanh   +2 more
core   +1 more source

RSMA-Assisted Fluid Antenna ISAC via Hierarchical Deep Reinforcement Learning

Telecom
Integrated sensing and communications (ISAC) requires tight coordination between spatial signal design and multiple-access strategies to balance communication throughput and sensing accuracy under shared spectral and hardware constraints.
Muhammad Sheraz, Teong Chee Chuah, It Ee Lee   +2 more
doaj   +1 more source

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

, 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, Elbir, Ahmet M., Eltawil, Ahmed M.   +2 more
core  

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

IEEE 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

Signal Waveform Design for Resilient Integrated Sensing and Communications [PDF]

The paper presents an experimental study of data-security in a dual-functional integrated sensing and communication (ISAC) system where sensing and communications are carried out using a single hardware platform.
Masouros, C, Xu, T, Ye, Y
core  

Terahertz-Band Integrated Sensing and Communications: Challenges and Opportunities [PDF]

: The sixth generation (6G) wireless networks aim to achieve ultra-high data transmission rates, very low latency and enhanced energy-efficiency. To this end, terahertz (THz) band is one of the key enablers of 6G to meet such requirements.
Bennis, Mehdi, Chatzinotas, Symeon, Elbir, Ahmet M., Mishra, Kumar Vijay   +3 more
core   +2 more sources

Joint Active and Passive Beamforming in RIS-Assisted Secure ISAC Systems

Sensors
This paper investigates joint beamforming in a secure integrated sensing and communications (ISAC) system assisted by reconfigurable intelligent surfaces (RIS).
Jinsong Chen, Kai Wu, Jinping Niu, Yanyan Li   +3 more
doaj   +1 more source

Sensing With Random Signals

, 2023
Radar systems typically employ well-designed deterministic signals for target sensing. In contrast to that, integrated sensing and communications (ISAC) systems have to use random signals to convey useful information, potentially causing sensing ...
Dong, Fuwang, Liu, Fan, Liu, Ya-Feng, Lu, Shihang, Xiong, Yifeng, Xu, Jie   +5 more
core  

Device-Free AMR Crossing Detection Using LTE Signals for Smart Factory Applications

IEEE Access
The Third Generation Partnership Project (3GPP) is currently discussing a new network for Integrated Sensing and Communications (ISAC). ISAC aims to enhance fifth and sixth-generation networks (5G/6G) by enabling simultaneous wireless sensing and ...
Hanae Otani, Tomoki Murakami, Kazuya Ohara, Yasushi Takatori, Tomoaki Ogawa   +4 more
doaj   +1 more source