通信系统

Based on these models,a model using SIL to assess the distributed interlock function is established and its analytic expression is deduced.

但是，分布式联锁功能对通信系统的依赖性较强，通信网络信息传输的时延不确定性有可能降低分布式

Is an ambulation, hold an equipments then according to the wireless correspondence system of blue tooth and fix terminal, can immediately carry out an auto each other to link in need not cable inside the short distance of an importance constitute part, the correspondence of of each equipments passes a blue tooth mold a piece to carry out;Each equipments because of oneself of pick up a people what characteristic and special structure limit according to the program design problem of these equipmentses, pass Java miniature, the version(J2 ME) resolves to some extent.

基于蓝牙的无线通信系统是移动、便携设备和固定终端，在短距离内不用线缆即可实现自动彼此连接的一个重要组成部分，各设备之间的通信通过蓝牙模块来实现；各设备由于本身的接口特性和特殊的构造所限制的基于这些设备的程序设计问题，通过Java微型版(J2ME)在一定程度上解决。

Guglielmo Marconi, recognizing the possibility of using these waves for a wireless communication system, gave a demonstration (1895) of the wireless telegraph, using Hertz's spark coil as a transmitter and Edouard Branly's coherer (a radio detector in which the conductance between two conductors is improved by the passage of a high-frequency current) as the first radio receiver.

Guglielmo Marconi，认可使用这些波浪的可能性为一个无线通信系统，给了一次示范(1895)无线通信机，使用赫兹的火花卷因为发射机和Edouard Branly 的coherer (导率在二个指挥之间被高频率潮流段落改进)的一台无线电探测器如同第一无线电接收机。

It has been verified the feasibility that power line carrier communication systems uses in Colliery communication system...

并且在试验的基础上证实了电力载波通信系统在煤矿通信中应用的可行性。

The principle for the communication system,the communication protocol and anti-jamming methods in data transmission are given.

阐述了通信系统的构成原理，采用的通信协议以及在数据传输中的减少干扰的措施。

In this paper, based on the software defined simulation for communication system, the system design is discussed, the courses of definition and execution the system and anatomized; system parameters control and mature simulation tools embed are introduced.

本文针对通信系统软件可定义仿真，讨论了系统的设计思路、剖析了定义与执行系统的过程，介绍了系统参数控制的实现以及嵌入成熟仿真工具的方法。

ABSTRACT The relay is one of key components widely used in automatic control system, telecontrol and telemetering system, and communication...

继电器是自动控制系统、遥控遥测系统及通信系统中的关键元件之一，研究继电器的可靠性对提高系统可靠性有重要意义。

ABSTRACT The relay is one of key components widely used in automatic control system, telecontrol and telemetering system, and communication system. Thus, the research on the reliability of relay may improve the reliability of there above system.

继电器是自动控制系统、遥控遥测系统及通信系统中的关键元件之一，研究继电器的可靠性对提高系统可靠性有重要意义。

With the satellite transmission of information with the application of the increasingly widespread and establish portable satellite receiver system demand is increasing, At present, the existing satellite receiver system is based on the majority of satellite receiving stations, the system model. currently available portable antenna is also the geosynchronous satellite receiving stations typical of VSAT satellite communication systems.

随着卫星信息应用与传输的日益广泛，建立便携式卫星接收系统的需求也日益增加，而目前现有的卫星接收系统大多数是基于卫星接收站模式的接收系统，目前现有的便携式天线也是对于地球同步卫星的接收站，其典型的是VSAT卫星通信系统。

Based on the thorough analyzing function and practical value which amplifying call and telephone talk system should have, this thesis proposed the hardware and software scheme, which PC with software program controls system to work hormonally, and presented the introduction of hardware-circuit and software-realizati- on processes in detail.

本扩音对讲电话系统广泛应用于石油、化工、冶金、医药、煤炭等行业的生产场所，满足在此类易燃、易爆、强噪声的特定场合下对通信系统的要求。本论文通过对扩音对讲电话系统所应具有的功能、以及其实用价值进行深入分析的基础上，提出了单片机结合软件程序控制系统协调工作的软/硬件方案，并且给出了详细的硬件电路介绍以及软件实现机理。

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。