查询词典 multiplexing

And based on the optical path matching condition of space division multiplexing, the intensity characteristic of the interference signal in the sensor is deduced.

实验中对连接9个传感器的双环传感网络特征及其抗损坏特性进行了验证，并对实验结果进行了分析和讨论。

That photodetector have both wavelength selectivity and high-speed response making it ideal for wavelength division multiplexing applications.

该光探测器具有较好的波长选择特性，将会成为波分复用光纤通信系统中比较理想接收器件。

With the knowledge of distribution of QR decomposition in spatial multiplexing, the design criterion for power loading is the overall BER averaged with respect to the channel distribution.

吾人设计的方法是利用空间多工下QR分解的机率分布，针对降低整体通道的平均错误率做功率分配，可在中高讯号杂讯比的情况下改善系统的效能表现。

A proportional fairness resource allocation algorithm, including both subcarrier assignment and power allocation, is proposed in multicast orthogonal frequency division multiplexing systems.

提出了一种多播正交频分复用系统中的比例公平资源分配算法，该算法包括：子载波分配算法和功率分配算法。

The core functions of the system were designed by top-down flow in VHDL, on the ground of defining the system frame in reason. The simulation and testing of the system including the multiplexing and demultiplexing functions were accomplished on 25 million-gate FPGA. The realizability of this project has been proved.

在合理定义的系统帧结构基础上，采用VHDL硬体描述语言和自顶向下的设计流程，完成了系统的核心逻辑设计，并用25万门FPGA进行了仿真和测试，证明该方案是可行的。

A method of peak-to-average power ratio reduction in the space division multiplexing MIMO MCCDMA system using Selected Mapping technique is presented in this paper.

同时针对传统的选择影射法需传输的边带资讯大的缺陷，提出将一种改进的SLM技术应用於系统中的方法。

To obtain good trade-offs between complexity and performance on peak-to-average power ratio reduction in orthogonal frequency division multiplexing using partial transmitting sequence schemes,a trellis structure based PTS factor search method is proposed.

为了得到部分传输序列降低OFDM信号峰均比方案中复杂度和性能之间的良好折衷，提出了一种基于格形结构的部分传输序列因子的搜索方法。

The streaming media service transmission simulation platform can simulate varied types of service source model, and perform traffic simulating, service aggregating and statistical multiplexing function; the data result is of some representability and reliability, which is mainly used for the theory research.

在特别定制的试验平台上进行了四优先级系统的网络性能仿真，验证了此方案可以最大限度的保障高优先级业务的传输，但却以牺牲低优先级业务的性能为代价，可以用于对QoS有特定要求的场合。

The method comprises the steps: S402: an inverse process multiplexing for a terminal to transmit channels; S404: CRC verifies a statistical module and judges whether CRC verified calculation in the inverse process is right and after relevant processing is taken according to the results of the judgment, the right circumstances in the CRC verification in the reverse process are added up; S406: the terminal outputs the link quality of the transmission channels according to the stastical results of the verified statistical module in the CRC; S408: RNC sends out request message for counting, and the terminal makes response to the counting in pre-set conditions and feedbacks the link quality of the transmission channels; S410: after receiving the counting response of the preset quantity, the RNC counts the link quality given feedback by the terminal and confirms whether to regulate power allocation of the signal channel loading MBMS according to the statistical results.

本发明提供了一种采用外码增强技术反馈链路质量的功率分配调整方法包括：S402，终端进行传输信道复用的逆过程；S404，CRC校验统计模块判断逆过程中的CRC校验计算是否正确，并且在根据判断结果进行相关处理后，统计逆过程中CRC校验的正确情况；S406，终端根据CRC校验统计模块的统计结果输出传输信道的链路质量；S408，RNC发送计数过程请求消息，并且终端在预定条件下响应计数，并反馈传输信道的链路质量；S410，RNC在接收到预定数量的计数响应后，统计终端反馈的链路质量，并根据统计结果确定是否调整承载MBMS的信道的功率分配。

With wide applications of SDH and Ethernet networks, it is of significance to study multiplexing techniques in their relevant access systems.

SDH网络、以太网的广泛应用，使得研究其相关接入的复用关键技术具有重要的意义。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。