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Age of Information in a Multiple Access Channel with Heterogeneous Traffic and an Energy Harvesting Node
Linköping Univ, Dept Elect Engn, Linköping, Sweden..
Linköping Univ, Dept Sci & Technol, Norrköping Campus, Linköping, Sweden..
Linköping Univ, Dept Elect Engn, Linköping, Sweden..ORCID iD: 0000-0002-5954-434x
Linköping Univ, Dept Elect Engn, Linköping, Sweden..
2019 (English)In: IEEE CONFERENCE ON COMPUTER COMMUNICATIONS WORKSHOPS (IEEE INFOCOM 2019 WKSHPS), IEEE , 2019, p. 662-667Conference paper, Published paper (Refereed)
Abstract [en]

Age of Information (AoI) is a newly appeared concept and metric to characterize the freshness of data. In this work, we study the delay and AoI in a multiple access channel (MAC) with two source nodes transmitting different types of data to a common destination. The first node is grid-connected and its data packets arrive in a bursty manner, and at each time slot it transmits one packet with some probability. Another energy harvesting (EH) sensor node generates a new status update with a certain probability whenever it is charged. We derive the delay of the grid-connected node and the AoI of the EH sensor as functions of different parameters in the system. The results show that the mutual interference has a non-trivial impact on the delay and age performance of the two nodes.

Place, publisher, year, edition, pages
IEEE , 2019. p. 662-667
Series
IEEE Conference on Computer Communications Workshops, ISSN 2159-4228
Keywords [en]
Age-of-Information, Energy Harvesting, Random Access, Queueing, Performance Analysis
National Category
Signal Processing Telecommunications
Identifiers
URN: urn:nbn:se:kth:diva-296034DOI: 10.1109/INFCOMW.2019.8845083ISI: 000526051100110Scopus ID: 2-s2.0-85072345940OAI: oai:DiVA.org:kth-296034DiVA, id: diva2:1664547
Conference
IEEE Conference on Computer Communications (IEEE INFOCOM), APR 29-MAY 02, 2019, Paris, FRANCE
Note

QC 20220620

Part of ISBN 978-1-7281-1878-9

Available from: 2022-06-03 Created: 2022-06-03 Last updated: 2024-10-15Bibliographically approved

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Björnson, Emil

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CiteExportLink to record
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  • apa
  • ieee
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  • vancouver
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Language
  • de-DE
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Output format
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