无线异构网络要求实现不同工作模式通信系统间的资源合理分配。
The wireless heterogeneous networks require efficient resource allocation between different communication systems with different modes.
无线异构网络中的关键安全技术包括安全路由协议、接入认证技术、入侵检测技术、节点间协作通信等。
Key technology of wireless heterogeneous networks security covers security routing protocol, access authentication, intrusion detection system, cooperative communication between nodes, etc.
如何有效集成异构无线网络，优化使用全部的无线资源是B3G研究领域内关键课题之一。
How to efficiently integrate heterogeneous wireless networks and optimally use the whole wireless resource is one of crucial issues in the field of B3G research.
为使异构分层无线网络能服务更多的移动用户，提出了一种基于逗留时间的动态流量均衡算法。
In order to serve much more mobile stations in heterogeneous hierarchical wireless networks, a dynamic load balancing algorithm based on sojourn time was proposed.
研究异构无线网络的垂直切换及网络选择算法。
Study the vertical handoff and network selection algorithms for heterogeneous wireless networks.
提出了一种基于虚拟区域划分的适用于异构无线传感器网络的能量和距离有效分簇算法。
So an energy and distance efficient clustering algorithm based on virtual area partition was proposed in this paper for heterogeneous wireless sensor networks.
而无线网络本身带宽多变、终端异构、丢包率高等与生俱来的特点对网络结构和协议的设计提出了新的要求。
Because of the changing bandwidth, heterogeneous terminals and high packet loss rate, the wireless networks put forward new requirement for the design of network architectures and protocols.
为了适应不同通信条件下不同的需求，目前多媒体通信和无线网络普遍存在异构性。
For the different requirement of various multimedia communication conditions, the heterogeneity exists in multimedia communication and wireless network.
垂直切换是异构无线网络相互融合的基础。
Vertical handoff is the basic requirement for the integration of heterogeneous wireless networks.
根据3gpp对无线网络业务类型的划分，提出了一种基于业务类型的异构无线网络选择算法。
This paper proposes an algorithm of heterogeneous wireless network selection based on service, according to the wireless network service types classified by the 3gpp.
研究了一种异构型无线传感器网络的能量效率问题。
The energy consumption issue of a kind heterogeneous wireless sensor networks was studied.
并结合具有主动特性的异构无线网络资源管理，在蜂窝网试验平台上添加相关接口和相应的通信流程。
Thirdly, we add interfaces and communication procedures in the cellular platform corresponding to the radio resource management technologies with active characteristics.
异构无线网络的无线资源管理是当前研究的一个热点问题，但由于异构无线网络本身的复杂性，大范围的工程试验成本很高，因此，目前的研究多以理论仿真为主。
Radio resource management is a crucial issue in studying heterogeneous wireless networks. However, for the complexity of the problem, it will cost high to do large-scale project experiment.
从复杂网络的视角研究部署能量异构节点和超级链路对无线传感器网络小世界特征和能量效率的影响。
As the view of complex network, it has influence on WSN in terms of the small-world characteristics and energy efficiency deploying heterogeneous nodes and super links.
异构无线网络的融合是当前无线网络的发展趋势。
Heterogeneous wireless networks convergence is a trend in present wireless networks development.
其次，研究了无线网状网络中分布式信道分配时，接口异构对网络容量的影响。
We then use this model to study the impact of channel and radio constrains.
在网络向着高速化、宽带化、泛在化发展的过程中，出现了多种多样的无线通信系统，给网络带来了丰富的异构性。
With the development towards high speed, wideband and ubiquity, various wireless access technologies are emerging, which brings heterogeneity to wireless communications systems.
无线传感器网络的覆盖问题研究大多是针对同构的网络，而对于异构网络关注甚少，到目前为止仍缺少高效的解决办法。
Most research on coverage issue of WSN aims at isomorphic nodes, however, which gives little attention on heterogeneous nodes. There haven't been effective solutions up to now.
无线传感器网络的覆盖问题研究大多是针对同构的网络，而对于异构网络关注甚少，到目前为止仍缺少高效的解决办法。
Most research on coverage issue of WSN aims at isomorphic nodes, however, which gives little attention on heterogeneous nodes. There haven't been effective solutions up to now.
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