relay link

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。

The novel cooperative communication scenario takes both the direct link and relay link of secondary user into consideration for data transmission . Then the receiver of secondary user merges the signals from the two links to obtain diversity gain and improve system performance .

新的协作通信场景是指同时利用次级用户的直接链路和中继链路来协同传输数据，次级用户的接收端通过对两条链路的信号进行合并处理，从而获得分集增益，提升系统的性能。

Wireless Access Methods in the Relay Link Between Base Stations of Mobile Communication Network

移动通信基站中继接入中的几种无线接入方式

Specifies whether the frame relay link becomes available automatically in a frame relay profile .

指定在框架转接配置文件中，框架转接连结是否会自动启用。

The present pollution on microwave and noise of 8-microwave relay link stations ( the main line in Jiangxi ) was evaluated .

本文评价了江西境内干线8个微波中继站微波和噪声污染近况。

In the multi-relay system of single-source single destination , the advantages of multi-relay technology is distributed transmission structure by each relay link .

在单源单目标节点的多中继系统中，多中继技术的优势是各个中继链路形成的分布式传输结构。

According to the different channel quality of relay link and direct link , the relay node re-encodes the error-free data information received from both sources , and then forwards the coded information to the BS .

依据直传链路与中继链路的信道特性不同，中继节点可以接收到可靠的信源节点信息并对其进行联合信道-网络编码后向基站进行转发。

For non-access stratum signaling or traffic , dynamic routing node could select a relatively free switching element via an additional relay link for transferring and switching when the default core switching element or link is overloaded .

对于非接入层信令或者业务，当缺省的核心交换单元或者传输链路过负荷时，动态路由节点可以通过附加的中继链路选择一个相对空闲的交换单元实现传输和交换。

Secondly , this paper does research on the performance of Relay access link receiver , and simulates and obtains the key performance indicator of the receiver such as reference sensitivity and dynamic range .

其次，对Relayaccesslink接收机性能进行了研究，通过仿真获得了其参考灵敏度、阻塞特性、动态范围等接收机性能指标。

First , compares the capacity of the direct link and relay selection partial link to determine whether or not to cooperate .

其中将直传链路与中继协作链路的信道容量进行比较，判断是否要协作。

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。

Multi-hop relay can achieve higher link capacity and wider wireless network coverage , by dividing one wireless link with poor quality into multiple wireless links with better quality .

多跳中继技术将原来的信道质量较差的单跳无线链路，分解成信道质量较好的多跳无线链路，从而实现了提升链路容量、扩展网络覆盖区域等目的。

Common to all the existing relay transmission strategy is the assumption that the channel gains from different sources to the relay link are same .

而现存的中继传输策略都假设所有源节点到中继节点的链路信道状态是相同的。

The introduction of the relay into the system makes the scheduling problem more complicated . The scheduler needs to make a rational resource allocation between the relay link user and the direct link user .

中继节点的引入使资源调度问题变得更加复杂，调度器需要对中继用户和直传用户进行合理的资源分配。