transmission link

Wideband network systems protocol stack includes physical layer, data link layer, network layer and application layer. The data link layer mainly completes multiple access, priority queues, data segmentation and reassembly, reliable transmission and other functions.

宽带网络系统协议栈分为物理层、数据链路层、网络层以及应用层，数据链路层主要完成多址接入、优先级队列、数据分段及重组、可靠传输等功能。

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A signaling data link is a full-duplex-directional, digital transmission channel used for signaling.

数字信道的传输媒体可以是光缆、数字微波 、 卫星信道等各种手段.

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A signaling data link is a full duplex bi-directional , digital transmission channel used for signaling.

信令数据链路是信令专用的、全双工 双向 数字传输信道.

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This paper analyzes the effects of beam divergence, and power transmission on the link range. The results show that it is effective to extend the range by narrower beam divergence and higher detector sensitivity.

讨论了光发射光源的选择、光发射功率、光束发散角以及光学天线结构、探测器灵敏度对通信距离的影响，指出了窄束光发射和提高探测器灵敏度等加大通信距离的办法。

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The analysis of time domain response of multiconductor transmission lines used as interconnection lines in VLSI is becoming a basic link to ensure good performance of the high speed electronic information system.

作为高速集成电路系统中信号互连线的多导体传输线，其时域响应分析成了保证高速电子信息系统正常工作的必需环节。

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Its main idea is by increasing the relay link to form a virtual MIMO, so as to achieve distributed transmission and the diversity gain.

其主要思想就是通过增加中继链路以形成虚拟MIMO，从而达到分布式传输，来获得分集增益。

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The MEO satellite constellation based system consists of an MEO satellite constellation, inter-satellite links ( ISLs) and terrestrial gateway station, can provide continual data transmission link between our LEO spacecrafts and the ground stations in China.

系统以中轨卫星星座为基础，由卫星星座、星际链路和地面信关站组成，可为我国的低轨航天器与地面站之间提供不间断的数据链路。

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To investigate the subsynchronous oscillation ( SSO) problem of the steam turbine generators near the rectifier station of Guizhou-Guangdong ⅱ± 500 kV DC transmission link, the unit interaction factor ( UIF) analysis and the time domain simulation methods are adopted.

针对贵广二回直流输电系统可能引起整流站附近汽轮发电机组次同步振荡的问题，采用机组作用系数法和时域仿真方法进行了分析。

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Automatic Repeat Request ( ARQ) technology could provide a reliable transmission link. And link adaptation technology could provide resistance to channel fading effects of time variance channel availably and advance efficiency of wireless link.

自动重传请求（ARQ）技术可以提供一条可靠的传输链路；而链路自适应技术可以有效地对抗无线信道的时变衰落，提高无线链路的效率。

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In structure Realize sharing the same variable speed transmission chain between the torque load dynamometer and reaction torque load drive motor, and through the electromagnetic clutch realize transmission line switch, using the intermediate transmission link effectively, make whole structure simple and reliable.

在结构上实现了扭矩加载测功机与反扭矩加载驱动电机共用同一变速传动链，并通过电磁离合器实现传动路线的切换，有效地利用了中间传动环节，使整体结构简单可靠。

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The results show that multi-link transmission system can make ARM nodes access to the two networks to communicate.

测试结果表明，多链路传输技术可以使ARM节点接入两种无线链路的网络进行通信。

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By taking driven link angle displacement error minimum of limited positions and transmission angle maximum as optimizing objectives, mechanism dimension was distributed rationally so as to advanced the situation. And optimization was solved by genetic algorithms.

以从动件在极限位置时的输出角位移与理想角位移的误差平方和最小和四杆机构的最小传动角最大为双优化目标，合理搭配各构件的几何尺寸，并利用遗传算法求解优化问题。

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The results indicate that the position of relay node and direct link are obviously changing the transmission rate.

结果表明中继节点位置和直接链路对传输速率的影响较为明显。

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