Results 41 to 50 of about 4,109 (158)

Massive unsourced multiple access scheme based on block sequence codebook and compressed sensing

open access: yesTongxin xuebao, 2023
A massive unsourced multiple access scheme based on block sequence codebook and compressed sensing was proposed for sporadic burst scenario in massive machine type communication (mMTC).Firstly, a large-capacity spreading codebook generation scheme was ...
Jing ZHANG   +3 more
doaj   +2 more sources

Performance analysis of ultra-reliable short message decode and forward relaying protocols

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
Machine-type communication (MTC) is a rapidly growing technology which covers a broad range of automated applications and propels the world into a fully connected society.
Parisa Nouri   +2 more
doaj   +1 more source

Research on network slicing security for 5G mMTC

open access: yes网络与信息安全学报, 2022
With the emergence of new 5G business, architecture and technology, more and more researchers pay attention to security issues and potential security risks. Massive machine type communication is one of the three major application scenarios of 5G.
XU Zijun, LIU Jianwei, LI Geng
doaj   +1 more source

A Cross‐Layer Spatial–Spectral Optimization Framework for Hybrid Routing and Load‐Balanced Channel Allocation in Intelligent Networks

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
Rapid 5G/6G evolution demands cross‐layer resource management to address congestion, latency, and reliability in multi‐hop wireless networks. This paper proposes a TOHRP–LBCA framework using DSA and congestion−/topology−/interference‐aware routing and channel allocation, yielding throughput gains, lower latency, improved packet delivery, and higher ...
Emmanuel Ahatsi, Oludolapo Olanrewaju
wiley   +1 more source

A Survey on NB-IoT Random Access: Approaches for Uplink Radio Access Network Congestion Management

open access: yesIEEE Access
Narrowband Internet of Things (NB-IoT) is one of the most promising technologies for enabling reliable communication among low-power, and low cost devices present in massive machine-type communications (mMTC). In NB-IoT, random access (RA) is implemented
Loini Iiyambo   +2 more
doaj   +1 more source

Grant-Free Massive MTC-Enabled Massive MIMO: A Compressive Sensing Approach

open access: yes, 2018
A key challenge of massive MTC (mMTC), is the joint detection of device activity and decoding of data. The sparse characteristics of mMTC makes compressed sensing (CS) approaches a promising solution to the device detection problem. However, utilizing CS-
Larsson, Erik G., Senel, Kamil
core   +1 more source

Performance Analysis of CA‐Polar Code for 5G‐IoT Low Power Wide Area Networks

open access: yesInternet Technology Letters, Volume 9, Issue 2, March/April 2026.
ABSTRACT CRC‐Aided Polar (CA‐Polar) codes are the standardized channel coding scheme for control channels of 5G eMBB service class due to their capacity achieving performance. This work aims to assess the compatibility and scalability of CA‐Polar codes toward low power IoT applications coming under the domain of LPWAN.
Abhilasha Gautam   +2 more
wiley   +1 more source

Random Access Protocols for Massive MIMO

open access: yes, 2017
5G wireless networks are expected to support new services with stringent requirements on data rates, latency and reliability. One novel feature is the ability to serve a dense crowd of devices, calling for radically new ways of accessing the network ...
Björnson, Emil   +4 more
core   +1 more source

Federated Learning and 5G/6G‐Based Internet of Medical Things (IoMT): Applications, Key Enabling Technologies, Open Issues and Future Research Directions

open access: yesWIREs Data Mining and Knowledge Discovery, Volume 16, Issue 1, March 2026.
This review examines the integration of federated learning (FL) in the Internet of Medical Things (IoMT), enhanced by 5G/6G technologies, to improve healthcare systems with decentralized data processing, enhanced privacy, reduced latency, and efficient resource utilization, while addressing emerging challenges and future research directions.
Abdul Ahad   +6 more
wiley   +1 more source

Massive Random Access with Common Alarm Messages

open access: yes, 2019
The established view on massive IoT access is that the IoT devices are activated randomly and independently. This is a basic premise also in the recent information-theoretic treatment of massive access by Polyanskiy.
Kalør, Anders E.   +3 more
core   +1 more source

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