This algorithm can choose the optimal packet type for data transmission according to average received SNR, and the threshold values for switching packet type were given.
该算法能够根据接收信噪比的不同情况选择最佳的分组类型进行传输，给出了进行分组类型切换的信噪比门限值。
Packet switching does not require a dedicated line between the sender and recipient.
包交换不需要在发送方和接收方之间使用专用线路。
Uses packet switching protocol based on frequency hop scheme with 1600 hops/s to enable high performance in noisy radio environments .
在无线电噪声环境里，利用基于每秒1600跳跳频表的分组交换协议可以提高系统性能。
RAND is directly responsible for packet switching, the technology that made the Internet possible.
兰德直接负责了对因特网至关重要的数据包交换技术的研究。
Packet switching slices messages (whether text, graphics, audio or video) into suitably sized blocks of data, like a series of letters in the mail.
分组交换将信息(不管是文本、图像、音频还是视频)分割成大小适当的数据块，好比邮包中的一系列信件。
As defined in Wikipedia, the Internet is a worldwide, publicly accessible series of interconnected computer networks that transmit data by packet switching using the standard Internet Protocol (IP).
如同在Wikipedia中所定义的，Internet是世界范围内、可公开访问的一系列互相连通的计算机网络，这些网络通过使用标准Internet协议(ip)的分组交换传输数据。
Instead, the creation of a worldwide packet-switching system was left to the Pentagon, which devised ARPANET, the predecessor to the Internet.
取而代之的是，建造世界性数据包交换系统的工作留给了五角大楼，他们设计了ARPANET——因特网的祖先。
The benefit of packet switching is that it can handle high-volume traffic in a network.
包交换的好处就在于它能够处理网络上大量的交易。
Optical packet switching becomes a best solution of conquering electronic bottleneck owing to smaller switching granularity, higher switching speed and the support to the upper protocol.
光分组交换以其较小的交换粒度，高速的交换速度，对各种上层协议的支持成为解决光网络电子瓶颈的最理想方案。
xdsl需要分组交换。
Packet switching does have the problem that it takes a little time to break up the data "conversations" into many packets, send them on their different ways and then reassemble them at the other end.
分组交换也有缺点，需要花一些时间将数据“通话”拆分为多个分组，使用不同通道传输这些分组，然后在接收端将分组重新组装。
Many observers reject the idea of polarizing Intranet telephony between bad, old circuit switching and good, new packet routing.
很多观察家摒弃了在坏的、老的电路交换和好的、新的包路由之间极化内部网电话的想法。
In this paper, we suggest to use PPS for the variable-length packet switching.
文章提出将多平面交换的结构用于变长数据包的交换。
We designed and implemented a simplified link-level protocol with elastic buffered flow-control and buffered wormhole routing switching, it can support to transmit variable-length packet.
提出了一种采用伸缩缓冲流量控制方法、缓冲虫洞路由交换机制、支持可变长度数据包传输的链路控制协议。
This paper discusses the starting procedure of packet switching and two methods of software loading are described in detail.
本文就分组交换机的启动过程进行了探讨，并就两种软件加载方式进行了详细的分析。
Optical burst switching (OBS) is a compromising method combining the advantages of optical circuit switching and optical packet switching and is a promising optical internetworking form in the future.
光突发交换(OBS)是兼顾光电路交换和光分组交换优点的一种折衷方案，是未来光互联网的一种实现形式。
In the packet switching network, packet scheduling algorithms in the routers and switches decide how to serve packets, admission control algorithms decide bandwidth reservation and release.
在分组交换网络中，分组调度算法在交换机和路由器中决定着分组的服务规则，而接入允许控制算法则决定着带宽资源的预留和释放。
The optical burst switching technology has the advantage of higher efficiency of channel usage and more suitable for packet transfer comparing with the optical wavelength switching.
光突发交换技术相对于光波长交换技术而言，具有信道资源利用率高、更适于传输分组业务等优点。
A detailed analysis of routing decision in packet switching networks in a nonstationary transient environment is made.
对分组交换网非平稳过渡过程的路由选择问题进行了分析。
In this paper, we introduce the development of optical packet switching and the generic architecture of the OPS node.
文中我们介绍了光分组交换的产生背景和技术特点，对交换节点结构作了说明。
Packet Switching: The Internet is largely a packet switched network.
分组交换：因特网实质上是一个巨大的分组交换网络。
OBS networks combine electronic switching and optical Packet switching's strongpoint, is a balanceable choice.
OBS网络中结合了电路交换和光分组交换的优点，是两者之间的平衡选择。
To achieve high efficiency and flexibility in bandwidth management, optical packet switching (OPS) is considered as a potential solution by reducing the available bandwidth granularity.
为了实现在带宽管理上的高效性和可扩展性，光分组交换被认为是一种很有潜力的解决方法，因为它能够减小可用的带宽粒度。
Parallel Packet switch (PPS) can realize high speed switching by using low speed switches, which is a hot spot in switching area.
并行分组交换机(PPS)是一种利用多个低速交换结构实现高速交换的新技术，它是当前高速交换领域的一个研究热点。
With its truncated missive 40 years ago today, ARPANET became the world's first operational packet-switching network.
从今天来看，通过40年前的该条被删节的信息，ARPANET网成为世界个首个运行的打包交换网络。
This paper puts forward the improved fast packet switching machanism that is compatible with the satellite features.
文中提出适应卫星信道特点的快速分组交换方法。
Abstract: the current Internet architecture is based on packet switching between the end to end communication architecture.
摘要：当前的互联网体系结构是基于终端间包交换的点到点连接通信架构。
This dissertation focuses on the optical clock recovery techniques in optical packet switching (OPS) network.
本文主要研究应用于光分组交换网络的全光时钟恢复(提取)技术。
This dissertation focuses on the optical clock recovery techniques in optical packet switching (OPS) network.
本文主要研究应用于光分组交换网络的全光时钟恢复(提取)技术。
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