提出了一种简单有效的信道rms时延扩展的估计方法。
A simple but effective RMS delay spread estimation method is also presented.
最后给出了一种信道响应及RMS时延扩展联合估计的简单方法。
Finally, the joint estimation of channel response and RMS delay spread is discussed.
结果表明，隧道中信号传输的时延扩展和信号的衰减均与载波频率有关。
Simulation results showed that, with the same roughness of a tunnel, both the delay spread and the signal attenuation varied with the carrier frequency.
研究了MIMOOFDM系统中最小描述长度（MDL）准则在均方根时延扩展估计中的应用。
This paper studies the application of minimum description length (MDL) criterion for estimating root-mean-squared (RMS) delay spread (RDS) for MIMO OFDM systems.
为了减小基于MPLS的移动IP网络的信令开销、切换时延和切换丢包，人们提出了一种称为LSP扩展的移动性管理机制。
An LSP extension mechanism is proposed to decrease the signaling overhead and handoff delay and to eliminate the packet loss in MPLS based mobile IP networks.
该算法基于MPH算法的基本思想进行扩展，在满足时延限制条件和多播树代价增加最小的基础上，逐步将目的节点添加到多播树上。
This algorithm was based on MPH algorithm. It added the destination node to the tree step by step based on satisfying the delay constraint and increasing the multicast tree cost least.
本文首先对扩展LSP可能存在环路的问题作了详细分析，然后给出了一种新的LSP扩展的环路消除技术，以避免在扩展的LS P上出现环路，从而达到节省网络资源，减小分组的时延的目的。
This paper discusses this problem in detail and gives a method to avoid forming loops in extended LSP. The network resources can be saved and the packet delay can be decreased by this method.
分析表明HBVC在可扩展性、网络时延、系统最大吞吐率、对流量工程的支持、兼容性、系统实现复杂性等方面均优于CRAM。
Analysis shows HBVC is superior to CRAM in many aspects, such as expandability, network delay, maximum system throughput, support to traffic engineering, compatibility and implementation complexity.
分析表明HBVC在可扩展性、网络时延、系统最大吞吐率、对流量工程的支持、兼容性、系统实现复杂性等方面均优于CRAM。
Analysis shows HBVC is superior to CRAM in many aspects, such as expandability, network delay, maximum system throughput, support to traffic engineering, compatibility and implementation complexity.
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