Results 21 to 30 of about 87,576,204 (331)

Rate-of-change analysis applied to machine tool monitoring and maintenance schedules [PDF]

open access: yes, 2012
In high-value manufacturing, production equipment is often calibrated on a regular basis to ensure it remains within the required absolute tolerance. However, this go/no go approach means that data relating to the rate of change of the condition of the ...
Longstaff, Andrew P.   +4 more
core   +4 more sources

Novel Relay Selection Algorithms for Machine-to-Machine Communications With Static RF Interfaces Setting

open access: yesIEEE Access, 2020
Machine-to-Machine (M2M) communications play a significant role in the Internet of Things (IoT). Cooperation of machines in M2M communications can improve network performance when the quality of connections between sources and their destinations is poor.
Monireh Allah Gholi Ghasri   +3 more
doaj   +1 more source

SECS/GEMsec: A Mechanism for Detection and Prevention of Cyber-Attacks on SECS/GEM Communications in Industry 4.0 Landscape

open access: yesIEEE Access, 2021
Industry 4.0 as a driving force is making huge strides, particularly in the manufacturing sector, where all integral components involved in the production processes are getting digitally interconnected.
Shams Ul Arfeen Laghari   +4 more
doaj   +1 more source

Dynamic Resource Allocation and Access Class Barring Scheme for Delay-Sensitive Devices in Machine to Machin (M2M) Communnications

open access: yesSensors, 2017
Supporting simultaneous access of machine-type devices is a critical challenge in machine-to-machine (M2M) communications. In this paper, we propose an optimal scheme to dynamically adjust the Access Class Barring (ACB) factor and the number of random ...
Ning Li, Chao Cao, Cong Wang
doaj   +1 more source

Resource Allocation for Machine-to-Machine Communications with Unmanned Aerial Vehicles [PDF]

open access: yes2016 IEEE Globecom Workshops (GC Wkshps), 2016
In this paper, a novel framework for power-efficient, cluster- based machine-to-machine (M2M) communications is proposed. In the studied model, a number of unmanned aerial vehicles (UAVs) are used as aerial base stations to collect data from the cluster ...
M. N. Soorki   +4 more
semanticscholar   +1 more source

Secure Beamforming via Amplify-and-Forward Relays in Machine-to-Machine Communications

open access: yesInternational Journal of Distributed Sensor Networks, 2013
We consider the collaborative use of amplify-and-forward relays to form a beamforming system and provide physical layer security for a wireless machine-to-machine (M2M) communication network. We investigate two objectives: (i) the achievable secrecy rate
Zhongjian Liu   +4 more
doaj   +1 more source

Supporting machine-to-machine communications in long-term evolution networks

open access: yes, 2015
This chapter describes key challenges that must be faced to turn long-term evolution (LTE) into a suitable technology for machine-to-machine (M2M) and machine-type communications (MTC).
Laya, Andres,   +9 more
core   +1 more source

M2M Communications in the Smart Grid: Applications, Standards, Enabling Technologies, and Research Challenges

open access: yesInternational Journal of Digital Multimedia Broadcasting, 2011
We present some of the ongoing standardisation work in M2M communications followed by the application of machine-to-machine (M2M) communications to smart grid.
Siok Kheng Tan   +2 more
doaj   +1 more source

Energy Efficiency Optimization-Based Joint Resource Allocation and Clustering Algorithm for M2M Communication Systems

open access: yesIEEE Access, 2019
In recent years, machine-to-machine (M2M) communications have attracted great attentions from both academia and industry. In M2M communication systems, machine type communication devices (MTCDs) are capable of communicating with each other intelligently ...
Rong Chai, Changzhu Liu, Qianbin Chen
doaj   +1 more source

Machine-to-machine communications energy efficiencies: the implications of different M2M communications specifications [PDF]

open access: yesInternational Journal of Wireless and Mobile Computing, 2015
The energy inefficiency of electronic devices is the major limiting factor for the adoption of these devices in Machine–to–Machine Communications (M2M)/Internet of Things (IoT).
Sylvester Ajah   +3 more
semanticscholar   +2 more sources

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