Abstract
The aim of this paper is to introduce a novel frequency reuse concept especially for macro cellular networks to substantially increase the mobile network capacity, and simultaneously to avoid the implementation of low efficient small cells. Single path multiple access (SPMA) utilizes the characteristics of independent propagation paths for particular geographical location in the coverage area of mobile network. The proposed concept is based on the assumption that new approach will be adopted by the antenna manufacturers for producing advanced antennas by utilizing materials like metamaterials including carbon based nanotechnology, and graphene. In SPMA concept, communication between base station and mobile station happens through only single independent propagation path, and frequency resources can be reused in 5 m \(\times \) 5 m areas or even more often in 1 m \(\times \) 1 m areas, but limited by a base station/mobile station antenna requirement. Thus, the capacity of the network will be increased dramatically, and it can be managed in centralized manner at certain macro site locations. In already deployed cellular networks, these macro sites are mostly easily available, and that would help to implement SPMA to enhance the network capacity. Simulation results provided in this paper show the applicability of SPMA technique, by limiting the radiation of signal as single path propagation between base station and mobile station.
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Authors would like to thank European Communications Engineering (ECE) Ltd for funding this research work.
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Sheikh, M.U., Lempiäinen, J. Will New Antenna Materials Enable Single Path Multiple Access (SPMA)?. Wireless Pers Commun 78, 979–994 (2014). https://doi.org/10.1007/s11277-014-1796-x
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DOI: https://doi.org/10.1007/s11277-014-1796-x