通讯系统

However, for mobile applications, channel variations within an OFDM block period destroy the orthogonality between subcarriers; the effect, known as Intercarrier Interference, will degrade the system performance.

然而在行动通讯的应用上，时变通道破坏了子载波间的正交性，造成载波间的互相干扰因而降低系统效能。

Both remain in service with the Northern Fleet, and each are armed with 24 missiles and have Kasatka-U receivers for communication with the Legenda system.

两艘艇目前均在北方舰队服役，每艘装备24枚导弹并且有与Legenda卫星侦查系统通讯的Kasatka-U接收机。

Submarines were provided with a Molnia digital interface to the Uspekh and Legenda targeting systems, along with a Paravan towed array for very-low-frequency communications.

潜艇装备了数字化的Molnia界面通过Paravan甚低频拖曳通讯天线阵与Uspekh 和 Legenda目标指示系统交联。

This three-part project is developing the technology for preconcentrating and determining the composition of gaseous process streams, a standardized process stream sampling and microanalytical system, and the architecture for a robust wireless sensor communication network.

这三部分组成的项目正在开发这项技术来预测和确定气体工业生产液流、一个标准化的过程流取样和微量分析系统和结构稳固无线传感器通讯网络结构的组成。

Phecda has been developed as a professional enterprise with notebook exploitation and system integration in Mainland of China, with its consistent efforts.

天玑通讯通过公司上下全体同仁的不懈努力，已成为中国大陆地区自主笔记本电脑产品开发、系统集成企业。

The problem of robust filtering is studied for networked control systems with limited bandwidth and polytopic uncertainties.

针对一类通讯受限的不确定网络控制系统，研究了鲁棒H滤波器设计问题。

Based on combining switched Lyapunov function and parameter dependent Lyapunov function, a robust H∞ filter with structure switched according to the system model changes was designed for networked control systems with limited bandwidth and polytopic uncertainties.

针对一类通讯受限的不确定网络控制系统，结合切换Lyapunov函数和参数依赖Lyapunov函数方法，提出了一种基于模态切换构造的鲁棒H∞滤波器设计方法。

In order to support the assembly planning activities involving geographically dispersed designers, a Web-enabled supporting environment is proposed. The functional modules including client user interface, communication management, application services and information management are addressed in detail. By incorporating visual models at client side with assembly application models at server side, a prototypal system has been developed using VRML and Java-EAI techniques.

为支持分布式的装配规划活动，提出了协同装配规划网络环境的体系结构，研究了用户界面、通讯管理、应用服务和信息管理等功能模块，并结合虚拟现实建模语言表达的客户端产品显示模型和服务器端装配应用模型，采用Java-EAI等技术，开发了基於Web的协同装配规划原型系统。

At last of this paper, it tests this decoding system according to National Military Standard. The test includes repellency of frequency excursion and noise interference. After this test, the results prove the reliability and feasibility of our system.

本文最后按照国军标规定，对采用支持向量机的系统分别进行了抗噪声干扰性能和抗频率偏移性能测试，实测结果显示了支持向量机用于频移键控通讯解码的可行性和可靠性。

The invention solves the problem of accessing to network by using infrared or low power laser light communication in subrange, especially aims at multi users on-line by optical signal in room place and being liable to interference with WLAN build with conventional air wave transmission. The optical accessing LAN consists of an accessing point and multi users devices.

本发明涉及局域网通信技术领域，公开了一种光接入局域网系统，能够解决局部范围内以红外线或低功率激光的光通讯方式上网的问题，特别是针对室内空间多用户以光信号传输方式上网的情况，以及解决以传统无线电波传输方式组建WLAN的易受干扰信息安全问题。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。