Results 41 to 50 of about 16,114 (153)

Dual-Band Passive Beam Steering Antenna Technologies for Satellite Communication and Modern Wireless Systems: A Review

open access: yesSensors
Efficient beam steerable high-gain antennas enable high-speed data rates over long-distance networks, including wireless backhaul, satellite communications (SATCOM), and SATCOM On-the-Move.
Maira I. Nabeel   +4 more
doaj   +1 more source

Performance of Full-Duplex Wireless Back-Haul Link under Rain Effects Using E-Band 73 GHz and 83 GHz in Tropical Area

open access: yesApplied Sciences, 2020
This paper presents rain attenuation effects on the performance of the full-duplex link in a tropical region based on one-year measurement data at 73.5- and 83.5-GHz E-band for distances of 1.8 km (longer links) and 300 m (shorter links).
Ahmed Al-Saman   +4 more
doaj   +1 more source

Full-duplex device-to-device communications:key technologies and prospects

open access: yesDianxin kexue, 2018
Due to the physical proximity,D2D communications can bring proximity gain,reusing gain and hop gain,and thus can potentially increase system spectral-efficiency and energy-efficiency.Full-duplex D2D communications,which enable the transceiver to ...
Jiaxin DING   +3 more
doaj   +2 more sources

Opportunistic Resource Scheduling for LTE-Unlicensed With Hybrid Communications Modes

open access: yesIEEE Access, 2018
The rapidly increasing amounts of mobile traffic have brought new challenges on the limited spectrum resource. LTE on the unlicensed band, namely, LTE-U, under the carrier aggregation technology has been considered as a potential solution to handle the ...
Xiaoge Huang   +3 more
doaj   +1 more source

Self‐interference cancellation using dmrs‐based power estimation for in‐band full‐duplex transmission

open access: yesElectronics Letters, 2023
This letter presents an improved Self‐Interference Cancellation (SIC) receiver with Demodulation Reference Signal (DMRS)‐based power estimation for In‐band Full‐duplex (IBFD) transmission.
J. K. Kim
doaj   +1 more source

Minimizing Completion Time in Wireless Networks With In-Band Full Duplex Links

open access: yesIEEE Access, 2018
One approach to improve network capacity in future wireless networks is to deploy access points (APs) in a dense manner and employ a controller to manage these APs.
Yifei Ren, Kwan-Wu Chin, Sieteng Soh
doaj   +1 more source

Study on evolution of NR duplex operation

open access: yesDianxin kexue, 2022
Subband non-overlapping full duplex (SBFD) at gNB side within a conventional TDD band was considered as a key feature of 5G-Advanced to fulfill the challenging requirements of low latency and high uplink throughput emerging in vertical industry and ...
Ting KE   +8 more
doaj   +2 more sources

Multicarrier Division Duplex Aided Millimeter Wave Communications

open access: yesIEEE Access, 2019
The existing time-division duplex (TDD) and frequency-division duplex (FDD) techniques rely on a guard time and/or a guard band to avoid self-interference (SI) between the uplink and downlink channels, which results in the wastage of precious spectral ...
Rakshith Rajashekar   +4 more
doaj   +1 more source

Exploiting full-duplex opportunities in WLANs via a reinforcement learning-based medium access control protocol

open access: yesScientific Reports
In-band full-duplex communication has the potential to double the wireless channel capacity. However, how to efficiently transform the full-duplex gain at the physical layer into network throughput improvement is still a challenge, especially in dynamic ...
Song Liu, Peng Wei
doaj   +1 more source

Reservoir Computing-Based Digital Self-Interference Cancellation for In-Band Full-Duplex Radios

open access: yesIEEE Transactions on Machine Learning in Communications and Networking
Digital self-interference cancellation (DSIC) has become a pivotal strategy for implementing in-band full-duplex (IBFD) radios to overcome the hurdles posed by residual self-interference that persist after propagation and analog domain cancellation. This
Zhikai Liu   +2 more
doaj   +1 more source

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