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- W3158399330 abstract "With the development of wireless communication, higher requirements arise for train-ground wireless communications in high-speed railway (HSR) scenarios. The millimeter-wave (mm-wave) frequency band with rich spectrum resources can provide users in HSR scenarios with high performance broadband multimedia services, while the full-duplex (FD) technology has become mature. In this paper, we study train-ground communication system performance in HSR scenarios with mobile relays (MRs) mounted on rooftop of train and operating in the FD mode. We formulate a nonlinear programming problem to maximize network capacity by allocation of spectrum resources. Then, we develop a sequential quadratic programming (SQP) algorithm based on the Lagrange function to solve the bandwidth allocation optimization problem for track-side base station (BS) and MRs in this mm-wave train-ground communication system. Extensive simulation results demonstrate that the proposed SQP algorithm can effectively achieve high network capacity for trainground communication in HSR scenarios while being robust to the residual self-interference (SI)." @default.
- W3158399330 created "2021-05-10" @default.
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- W3158399330 date "2021-04-28" @default.
- W3158399330 modified "2023-09-24" @default.
- W3158399330 title "Resource Allocation for Millimeter-Wave Train-Ground Communications in High-Speed Railway Scenarios" @default.
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- W3158399330 doi "https://doi.org/10.48550/arxiv.2104.13623" @default.
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