The subject in this thesis comes from the researching of some special ultra short wave communication device transmission system.
本文所研究内容的课题来源于某专用超短波通信设备转信系统的研究。
It is inevitable that the communication system is disturbed, especially the short wave communication, its signal is easily disturbed by the noise.
通讯系统中的干扰是不可避免的，尤其是短波通讯，信号更容易受到噪声的干扰。
Short wave is radio frequency band earliest utilized by human being, and short wave communication is one modern communication method with a long history.
短波是人类最早开发利用的无线电频段，短波通信是历史最为悠久的现代通信手段之一。
At last, the thesis has pointed out some deficiencies of this ultra short wave communication system communication controller and the ways to modify have been described also.
文章最后指出了该超短波通信系统通信控制器的不足之处以及今后可以努力改善的方向。
Frequency hopping technology has served in all kinds of communication systems with its excellent interference resistance ability, especially in short wave communication system.
跳频通信技术因其具有良好的抗干扰能力而被广泛应用于各类通信系统中，尤其是短波通信中。
This paper presents a prediction model of frequency parameters of short-wave communication based on non-singleton fuzzy system.
提出一种利用非单点模糊系统建模的短波通信频率参数预测模型。
Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems.
缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。
The sky wave is the major transmitting way of short-wave communication.
因此短波通信的主要传播路径是天波。
From the mode of information transmission, the wireless communication can be classified as long wave, medium wave, shortwave, ultra short wave, and microwave.
无线通信系统按其传播信息的方式，可分为长波、中波、短波、超短波和微波通信方式。
SSB signals become very crowed in short-wave frequency range, so a good anti-noise communication receivers is needed to receive SSB signals.
单边带信号在短波频段内十分拥挤，因此要接收单边带信号就需要一个高抗干扰的通信接收机，过去由于器件的落后，直接影响先进方案的实施。
It is important to evaluate the antijamming ability of the short wave hopping communication system in real warfare.
实战条件下如何评价短波跳频通信系统的抗干扰性能是构建短波跳频通信系统的重要环节。
Firstly, the data communication system on short-wave for single soldier is present in brief. And then the hardware interface between the lattice LCD MGLS12864T and the 3g DSP TMS320C31 are introduced.
在简要地介绍了单兵短波数字通信系统的基础上，给出了MGLS12864T点阵液晶显示模块与第三代数字信号处理器(DSP)TMS320C31的硬件接口电路。
In particular, our country is vast, relatively frequent geological disasters and other means of communication can not be guaranteed, short-wave communications role is particularly important.
尤其是我国幅员广阔，地质灾害相对频繁发生，其他通信手段得不到保证时，短波通信的作用显得尤为重要。
In the engineering applications of short-range HF no-blind zone communication, analyzing the propagation modes and characteristics of electromagnetic wave plays guidance role to engineering practice.
分析近距短波无盲区通信的电波传播方式及性能，对指导工程实践具有重要的意义。
Because of the anti-jamming ability, simple equipment and easy for temporary networking, short-wave radio has become the preferred method of emergency communication, and have great value in research.
由于短波通信具有抗摧毁能力强、设备简单、临时组网方便等特点，短波电台已成为应急通信的首选方式，具有很高的研究与开发价值。
When the short-wave low-speed module guarantees the communication with lowest communication, the burst communication of the original system can be compatible.
短 波低速模块在保证最低速通信的同时，还可兼容原有体制的猝发通信。
Short-wave communication is an important wireless communications technology in the field of military communications.
短波通信是军事通信领域中一种重要的无线通信技术。
Short-wave communication is an important wireless communications technology in the field of military communications.
短波通信是军事通信领域中一种重要的无线通信技术。
应用推荐