Optimal resource allocation for energy harvesting two-way relay systems with channel uncertainty
Ahmed I, Ikhlef A, Ng DWK, Schober R (2013)
Publication Type: Conference contribution
Publication year: 2013
Pages Range: 345-348
Conference Proceedings Title: 2013 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2013 - Proceedings
Event location: Austin, TX
ISBN: 9781479902484
DOI: 10.1109/GlobalSIP.2013.6736886
Abstract
In this paper, we consider two-way decode-and-forward (DF) multiple access and time division broadcasting relaying protocols with energy harvesting (EH) nodes. We propose optimal offline joint energy and transmission time allocation schemes for the considered relaying protocols taking into account channel state uncertainty. The proposed joint energy and transmission time allocation schemes are obtained based on convex optimization problems and maximize the aggregate system throughput over a finite number of transmission intervals.We compare the optimal throughputs obtained for the multiple access and time division broadcasting protocols via simulations. Our results reveal that the proposed schemes are robust to imperfect channel state information and that multiple access broadcasting is less affected by low harvesting rate at the relay than time division broadcasting. © 2013 IEEE.
Authors with CRIS profile
Involved external institutions
Canada (CA)How to cite
APA:
Ahmed, I., Ikhlef, A., Ng, D.W.K., & Schober, R. (2013). Optimal resource allocation for energy harvesting two-way relay systems with channel uncertainty. In 2013 IEEE Global Conference on Signal and Information Processing, GlobalSIP 2013 - Proceedings (pp. 345-348). Austin, TX, US.
MLA:
Ahmed, Imtiaz, et al. "Optimal resource allocation for energy harvesting two-way relay systems with channel uncertainty." Proceedings of the 2013 1st IEEE Global Conference on Signal and Information Processing, GlobalSIP 2013, Austin, TX 2013. 345-348.
BibTeX: Download