Results 31 to 40 of about 4,109 (158)

End-to-end 5G service deployment and orchestration in optical networks with QoE guarantees [PDF]

open access: yes, 2018
© 2018 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes,creating new ...
Agraz Bujan, Fernando   +3 more
core   +1 more source

Jointly Sparse Support Recovery via Deep Auto-encoder with Applications in MIMO-based Grant-Free Random Access for mMTC

open access: yes, 2020
In this paper, a data-driven approach is proposed to jointly design the common sensing (measurement) matrix and jointly support recovery method for complex signals, using a standard deep auto-encoder for real numbers.
Cui, Ying, Li, Shuaichao, Zhang, Wanqing
core   +1 more source

Non-Orthogonal Contention-Based Access for URLLC Devices with Frequency Diversity [PDF]

open access: yes, 2019
We study coded multichannel random access schemes for ultra-reliable low-latency uplink transmissions. We concentrate on non-orthogonal access in the frequency domain, where users transmit over multiple orthogonal subchannels and inter-user collisions ...
Boyd, Christopher   +3 more
core   +2 more sources

Priority-Based Clustered Random Access Scheme for Efficient 5G mMTC and URLLC Performance

open access: yesIEEE Access
In the absence of efficient access management, the massive deployment of machine-type communication devices (MTCDs) in fifth-generation (5G) wireless networks can lead to congestion, increased access delay, and network overload. Notwithstanding the small
Paul Orim, Joyce Mwangama
doaj   +1 more source

Grouping-Based Random Access Collision Control for Massive Machine-Type Communication

open access: yes, 2017
Massive Machine-Type Communication (mMTC) is expected to be strongly supported by future 5G wireless networks. Its deployment, however, is seriously challenged by the high risk of random access (RA) collision. A popular concept is to reduce RA collisions
Han, Bin, Schotten, Hans D.
core   +1 more source

Deep Reinforcement Learning-Based Multi-Access in Massive Machine-Type Communication

open access: yesIEEE Access
The diverse applications of Machine-Type Communication (MTC) lead to exponential growth in Machine to Machine traffic. In connection with MTC deployment, a large number of devices are expected to access the wireless network simultaneously, resulting in ...
Nasim Ravi   +3 more
doaj   +1 more source

Enumeration and Identification of Active Users for Grant-Free NOMA Using Deep Neural Networks

open access: yesIEEE Access, 2022
In next-generation mobile radio systems, multiple access schemes will support a massive number of uncoordinated devices exhibiting sporadic traffic, transmitting short packets to a base station.
Muhammad Usman Khan   +2 more
doaj   +1 more source

Beyond 5G and Non‐terrestrial Network (NTN) Integrated Architecture: Access Challenges for Expanding Artificial Intelligence of Things (AIoT)

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT This study analyzes the architecture of the beyond 5G‐NTN (Non‐terrestrial Network) integrated network and presents the technical, legal, and regulatory challenges and considerations for expanding the Artificial Intelligence of Things (AIoT) ecosystem.
Byung Woon Kim, Ga Eun Choi
wiley   +1 more source

Digital Twin‐Based Optimization of Service Availability in LEO Mega Constellations Considering Handover Delays in Open RAN

open access: yesInternational Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT As non‐terrestrial networks (NTNs) become integral to future 6G systems, ensuring seamless connectivity and service continuity over low Earth orbit (LEO) satellite constellations is essential. This work investigates the impact of open radio access network (RAN) functional splits on handover performance in NTNs, focusing on minimizing service ...
Siva Satya Sri Ganesh Seeram   +3 more
wiley   +1 more source

5G wireless systems: principles, IoT connectivity, and slicing of radio resources [PDF]

open access: yes, 2019
In the conference, the landscape of future wireless connectivity is first described. Later, a glimpse into the new radio and standardization is given.
Popovski, Petar
core  

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