University of Oulu

M. Shehab, E. Dosti, H. Alves and M. Latva-aho, "On the effective capacity of MTC networks in the finite blocklength regime," 2017 European Conference on Networks and Communications (EuCNC), Oulu, 2017, pp. 1-5. doi: 10.1109/EuCNC.2017.7980731

On the effective capacity of MTC networks in the finite blocklength regime

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Author: Shehab, Mohammad1; Dosti, Endrit1; Alves, Hirley1;
Organizations: 1Centre for Wireless Communications (CWC), University of Oulu, Finland
Format: article
Version: accepted version
Access: open
Online Access: PDF Full Text (PDF, 0.2 MB)
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Language: English
Published: Institute of Electrical and Electronics Engineers, 2017
Publish Date: 2018-08-08


This paper analyzes the effective capacity (EC) of delay constrained machine type communication (MTC) networks operating in the finite blocklength (FB) regime. First, we derive a closed-form mathematical approximation for the EC in Rayleigh block fading channels. We characterize the optimum error probability to maximize the concave EC function and study the effect of SINR variations for different delay constraints. Our analysis reveals that SINR variations have less impact on EC for strict delay constrained networks. We present an exemplary scenario for massive MTC access to analyze the interference effect proposing three methods to restore the EC for a certain node which are power control, graceful degradation of delay constraint and joint compensation. Joint compensation combines both power control and graceful degradation of delay constraint, where we perform maximization of an objective function whose parameters are determined according to delay and SINR priorities. Our results show that networks with stringent delay constraints favor power controlled compensation and compensation is generally performed at higher costs for shorter packets.

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ISBN: 978-1-5386-3873-6
ISBN Print: 978-1-5386-3874-3
Pages: 1 - 5
DOI: 10.1109/EuCNC.2017.7980731
Host publication: 2017 European Conference on Networks and Communications (EuCNC), 12-15 June 2017, Oulu, Finland : 5G - European Roadmap, Global Impact
Conference: European Conference on Networks and Communications (EuCNC)
Type of Publication: A4 Article in conference proceedings
Field of Science: 213 Electronic, automation and communications engineering, electronics
Funding: This work has been partially supported by Finnish Funding Agency for Technology and Innovation (Tekes), Huawei Technologies, Nokia and Anite Telecoms, and Academy of Finland (under Grant no. 307492).
Academy of Finland Grant Number: 307492
Detailed Information: 307492 (Academy of Finland Funding decision)
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