The rapid advancement of communication and satellite technology drives broadband satellite networks to carry different traffic loads.However,traffic class routing of satellite cannot be provided by the existing 2-laye...The rapid advancement of communication and satellite technology drives broadband satellite networks to carry different traffic loads.However,traffic class routing of satellite cannot be provided by the existing 2-layerd satellite networks.In this paper,a 2-layered satellite network composed of low-Earth orbit and medium-Earth orbit satellite networks is presented,and a novel Self-adapting Routing Protocol(SRP)is developed.This scheme aims to adopt self-adapting routing algorithm to support different traffic classes.Meanwhile,the path discovery processing is invoked independently for each individual origin/destination pair.Simulation results are provided to evaluate the performance of the new scheme in terms of end-to-end delay,normalized data throughput,delay jitter and delivery ratio.展开更多
基金the Major Program of National Natural Science Foundation of China under Grant No. 60872041Natural Science Foundation of Guangdong Province under Grant No.10152104101000004the Fundamental Research Funds for the Central Universities under Grant No. JY10000970009
文摘The rapid advancement of communication and satellite technology drives broadband satellite networks to carry different traffic loads.However,traffic class routing of satellite cannot be provided by the existing 2-layerd satellite networks.In this paper,a 2-layered satellite network composed of low-Earth orbit and medium-Earth orbit satellite networks is presented,and a novel Self-adapting Routing Protocol(SRP)is developed.This scheme aims to adopt self-adapting routing algorithm to support different traffic classes.Meanwhile,the path discovery processing is invoked independently for each individual origin/destination pair.Simulation results are provided to evaluate the performance of the new scheme in terms of end-to-end delay,normalized data throughput,delay jitter and delivery ratio.
