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Joint beamforming for multicell multigroup multicast with per-cell power constraints | IEEE Conference Publication | IEEE Xplore

Joint beamforming for multicell multigroup multicast with per-cell power constraints


Abstract:

This paper considers a joint beamforming design problem in the multicell multicast system with multiple groups that provide different multicast services. Inspired by prev...Show More

Abstract:

This paper considers a joint beamforming design problem in the multicell multicast system with multiple groups that provide different multicast services. Inspired by previous works in the literature, we apply semidefinite relaxation (SDR) to perform joint beamforming design among the cooperating base stations. Per-cell power constraints are considered which make solving the problem challenging. We propose two algorithms to accommodate the per-cell power constraints while performing joint beamforming. Simulation results show that the proposed algorithms provide better performance compared to the existing multicast methods in the multicell environment.
Date of Conference: 02-05 September 2014
Date Added to IEEE Xplore: 29 June 2015
Electronic ISBN:978-1-4799-4912-0

ISSN Information:

Conference Location: Washington, DC, USA

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