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PR-CCA MAC :
PR-CCA MAC : A Prioritized Random CCA MAC Protocol for Mission-Critical IoT Applications
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- Farag, Hossam (author)
- Mittuniversitetet,Avdelningen för informationssystem och -teknologi,Communication Systems and Networks (CSN)
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- Mahmood, Aamir, 1980- (author)
- Mittuniversitetet,Avdelningen för informationssystem och -teknologi,Communication Systems and Networks (CSN)
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- Gidlund, Mikael, 1972- (author)
- Mittuniversitetet,Avdelningen för informationssystem och -teknologi,Communication Systems and Networks (CSN)
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- Österberg, Patrik, 1975- (author)
- Mittuniversitetet,Avdelningen för informationssystem och -teknologi,Communication Systems and Networks (CSN)
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(creator_code:org_t)
- IEEE, 2018
- 2018
- English.
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In: 2018 IEEE International Conference on Communications (ICC). - : IEEE. - 9781538631805 - 9781538631812
- Related links:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Subject headings
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- A fundamental challenge in Mission-Critical Internetof Things (MC-IoT) is to provide reliable and timely deliveryof the unpredictable critical traffic. In this paper, we propose an efficient prioritized Medium Access Control (MAC) protocol for Wireless Sensor Networks (WSNs) in MC-IoT control applications. The proposed protocol utilizes a random Clear Channel Assessment (CCA)-based channel access mechanism to handlethe simultaneous transmissions of critical data and to reduce thecollision probability between the contending nodes, which in turn decreases the transmission latency. We develop a Discrete-Time Markov Chain (DTMC) model to evaluate the performance of the proposed protocol analytically in terms of the expected delay and throughput. The obtained results show that the proposed protocolcan enhance the performance of the WirelessHART standard by 80% and 190% in terms of latency and throughput, respectively along with better transmission reliability.
Subject headings
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik -- Kommunikationssystem (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering -- Communication Systems (hsv//eng)
- NATURVETENSKAP -- Data- och informationsvetenskap -- Datorteknik (hsv//swe)
- NATURAL SCIENCES -- Computer and Information Sciences -- Computer Engineering (hsv//eng)
Keyword
- IWSN
- IoT
- Determinism
- MAC
- Low latency
Publication and Content Type
- ref (subject category)
- kon (subject category)
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