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Full-Text Articles in Engineering

Design And Implementation Of Path Finding And Verification In The Internet, Hao Cai Jul 2020

Design And Implementation Of Path Finding And Verification In The Internet, Hao Cai

Doctoral Dissertations

In the Internet, network traffic between endpoints typically follows one path that is determined by the control plane. Endpoints have little control over the choice of which path their network traffic takes and little ability to verify if the traffic indeed follows a specific path. With the emergence of software-defined networking (SDN), more control over connections can be exercised, and thus the opportunity for novel solutions exists. However, there remain concerns about the attack surface exposed by fine-grained control, which may allow attackers to inject and redirect traffic. To address these opportunities and concerns, we consider two specific challenges: (1) …


Novel Access Control And Interference Alignment Based Mimo Link Scheduling Algorithm, Zui Xiong, Keren Wang, Jin Hu, Xu Yun Jul 2020

Novel Access Control And Interference Alignment Based Mimo Link Scheduling Algorithm, Zui Xiong, Keren Wang, Jin Hu, Xu Yun

Journal of System Simulation

Abstract: Interference alignment (IA) attracts global attention for its capability of improving the throughput of MIMO systems. To ensure the system stability, researchers proposed access control and IA combined in link scheduling. In order to compensate for the deficiency of minimum interference leakage IA (MinL-IA) algorithm in terms of the expected signal gain, an alternative IA algorithm named MaxSINR-IA combined with access control was applied, and a novel semi-distributed scheduling algorithm(SDSIA-MaxSINR) algorithm was proposed. The theoretical analysis and simulation results demonstrate that SDSIA-MaxSINR algorithm is evidently superior to SDSIA-MinL algorithm in a higher SINR requirement, although MaxSINR-IA is inferior to …