项目名称: 空间信息网络路由和传输协议优化理论及技术研究
项目编号: No.91338104
项目类型: 重大研究计划
立项/批准年度: 2014
项目学科: 无线电电子学、电信技术
项目作者: 潘成胜
作者单位: 大连大学
项目金额: 100万元
中文摘要: 空间信息网络具有大时空尺度、资源受限、时空行为复杂等特性,导致依据地面网络协议理论及方法设计的空间信息网络协议存在运行效率低、可靠性差等问题。本项目结合凸优化和博弈论等理论,提出空间信息网络的协议跨层优化设计理论,建立资源受限条件下空间信息网络协议一体化跨层优化设计方法,解决资源受限和大时空尺度等特性制约空间信息网络协议运行效率的问题。进一步,以协议跨层优化设计理论和方法为基础,针对网络路由信息收敛慢以及负载不均衡的问题,提出大时延高动态条件下高可靠高时效的TERS路由策略;同时,完成关键技术的仿真验证与分析。研究成果将为空间信息网络协议体系设计和网络构建,网络资源优化配置和高效控制管理,以及全网综合性能提升提供协议优化理论基础与技术保障。
中文关键词: 空间信息网络;跨层优化;带宽分配;路由算法;重路由策略
英文摘要: Space information networks with a large spatial and temporal scales, constrained resource, complex spatiotemporal behavior and other characteristics, leading to space information network protocols based on theoretical and methodological ground network exist the problem of low efficiency and poor reliability. The project combines convex optimization and game theories, proposes spatial information network protocol cross-layer optimization design theory, Under constrained resource conditions, establishes integration of spatial information network protocols cross-layer optimization design method to solve the constrained resource and large spatial and temporal scales, etc. characteristics of spatial information network constraints protocol operating efficiency. Further, based on cross-layer protocol optimization design theory and methods, aim at slow convergence of routing information for the network and load imbalance problem, making high reliability high time efficiency TERS routing policy; Meanwhile, the key technologies’ simulation and analysis will be accomplished. The research of network protocol for spatial information networks will provide theoretical basis and technical support for network design and construction, network resource optimization and efficient control and management, as well as enhance the over
英文关键词: space information networks;cross-layer optimization;bandwidth allocation;routing algorithm;rerouting strategy