通信系统

The synchronization is the most important problem in the FH communication system.

跳频通信的同步是跳频通信系统中最为关键的问题。

Hierarchic Structure is used for communication system design. Sub-node communication models are designed based on MCU and CPLD structure.

通信系统的设计采用分层式结构，并基于单片机和CPLD设计通信从节点模块。

In an interleave division multiple access system, different interleavers are used for different users, and all the users employ a common spreading sequence to spread the spectrum.

交织分多址通信系统采用不同的交织器来区分不同的用户，各用户使用相同的扩频序列进行扩频，所以交织器在IDMA保密通信性能上有关键的作用。

In broadband wireless communication, ISI caused by multi-path affect the performance of the communication system seriously.

在宽带无线通信中，多径引起的符号间干扰严重影响了通信系统的性能。

Being wireless channel, the channel of CDMA system is very terrible medial of the nature.

然而CDMA移动通信系统的信道为无线信道，它是自然界中的一种较为恶劣的通信介质。

In future, RRM Lab will take up with the research work about resource management and performance evaluation for the next generation mobile communication systems, which will contribute to the telecommunications in China .

今后， RRM 研究室将致力于新一代移动通信系统的资源分配及性能评估的深入研究，为我国的通信事业添砖加瓦。

German technology, professional spirit and innovative attitude are perfectly extended and embodied in the research, development and marketing of sbcs's communication products and services.nsbcs was established in 1993 and is part of siemens information and communication networks.

n150年的发展历史，已经见证德国西门子公司始终是世界电子工程领域的全球领导者。同样，在中国，西门子数字程控通信系统有限公司，在经历了十五多年的成功发展后，为中国企业提供了具有革新意义的商务通信解决方案。

With the development of short-range wireless communications, microwave filters in wireless communications are given more stringent requirements.

随着短距离无线通信的发展，人们对于无线通信系统中的微波器件提出了更高的要求。

This paper introduced according to the DSP short-wave correspondence and an important technique of the short-wave correspondences--synchronous technique.

本论文介绍了基于DSP的短波通信以及短波通信系统应用的一种重要技术——同步技术。

General communication signal generator is an important part in communication system design,emulation and electromagnetic circumstances simulation.

通用通信信号发生器是通信系统设计、仿真和电磁环境模拟的重要要素。

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。