Leaner and meaner: Network coding in SIMD enabled commercial devices

Chres W. Sørensen, Achuthan Paramanathan, Juan A. Cabrera, Morten V. Pedersen, Daniel Enrique Lucani Rötter, Frank H P Fitzek

Research output: Contribution to book/anthology/report/proceedingArticle in proceedingsResearchpeer-review

17 Citations (Scopus)

Abstract

Although random linear network coding (RLNC) constitutes a highly efficient and distributed approach to enhance communication networks and distributed storage, it requires additional processing to be carried out in the network and in end devices. For mobile devices, this processing translates into energy use that may reduce the battery life of a device. This paper focuses not only on providing a comprehensive measurement study of the energy cost of RLNC in eight different computing platforms, but also explores novel approaches (e.g., tunable sparse network coding) and hardware optimizations for Single Instruction Multiple Data (SIMD) available in the latest generations of Intel and Advanced RISC Machines (ARM) processors. Our measurement results show that the former provides gains of two-To six-fold from the underlying algorithms over RLNC, while the latter provides gains for all schemes from 2x to as high as 20x. Finally, our results show that the latest generation of mobile processors reduce dramatically the energy per bit consumed for carrying out network coding operations compared to previous generations, thus making network coding a viable technology for the upcoming 5G communication systems, even without dedicated hardware.

Original languageEnglish
Title of host publication2016 IEEE Wireless Communications and Networking Conference, WCNC 2016
Number of pages6
PublisherIEEE
Publication date15 Sept 2016
Article number7565066
ISBN (Electronic)1558-2612
DOIs
Publication statusPublished - 15 Sept 2016
Externally publishedYes
EventWCNC 2016: IEEE Wireless Communications and Networking Conference - Sheraton Doha Resort & Convention Hotel, Doha, Qatar
Duration: 3 Apr 20166 Apr 2016
http://wcnc2016.ieee-wcnc.org/

Conference

ConferenceWCNC 2016
LocationSheraton Doha Resort & Convention Hotel
Country/TerritoryQatar
CityDoha
Period03/04/201606/04/2016
Internet address

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