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This work focuses on common diffusion characteristics in the evolution of national mobile telecommunications markets. The study examines 1G, 2G and 2.5G technologies that coexisted during the period 1991–2003 but exhibited different market penetration rates. In almost all cases studied, it is found that the technology adopters initially increase following a power-law, approximately quadratic or cubic...
This paper presents the results of an extensive measurement survey on the performance of Short Data Service Transport Layer (SDS-TL) of Terrestrial Trunked Radio (TETRA) cellular networks. We developed a novel software measurement platform that runs over the TETRA Peripheral Equipment Interface (PEI), generates SDS-TL traffic, performs measurements, and presents statistics of QoS metrics. The measurement...
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