communication signals

The method of extracting instantaneous characters of communication signals is studied.

本文研究了通信信号瞬时特征的提取方法.

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A new algorithm is proposed for symbol rate estimation of digital communication signals.

提出了一种数字通信信号码元速率的估计算法.

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This technique is used in modems to make business machine signals compatible with communication facilities.

这项技术用在调制解调器里,使商用计算机的信号与通信设备的信号相兼容.

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The algorithm can remove phase ambiguity of digital communication signals which have independent in-phase and quadrature components.

该算法可以消除同相和正交分量相互独立的数字通信复信号的相位模糊性。

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Animals use a whole rang of acoustic , visual, and chemical signals in their systems of communication.

动物利用各种各样的听觉 、 视觉和化学信号来进行交流.

《简明英汉词典》

Three categories of cell communication signals are introduced: autocrine , paracrine, and endocrine.

三细胞通信信号类别介绍: 自分泌, 旁分泌和内分泌.

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In this dissertation, we studied parameter estimation and modulation identification algorithms of satellite TDMA communication signals.

本文研究了卫星TDMA通信信号的参数估计及调制识别算法.

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RFID uses RF signals through space coupling an alternating magnetic field or radiated electromagnetic fields to achieve communication and identification.

RFID技术使用射频信号通过空间耦合的交变磁场或辐射电磁场进行传输，根据其负载的信息，实现通信及识别目的。

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And the other is how to cope with more severe channels fading, such as frequency selective fading and time selective fading to improve the transmission quality of signals in the high speed communication, which is also very difficult task.

其二，在高速通信的环境中，信道的衰落干扰问题更加严重，如频率选择性衰落和时间选择性衰落。怎样克服衰落的影响，提高信号的传输质量，同样是一个难题。

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However, poor conditions of transmission, serious noise background, time and frequency selective fading, the limited bandwidth of channel result in serious distortion of UWA communication signals.

但由于水声通信传输条件恶劣，存在严重的噪声背景，并且水下声信道的带宽十分有限，再加上复杂的多径传播和时间、频率选择性衰落，导致水声通信信号严重畸变。

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Double Threshold detection method, provided in the communication fields recently, is a way to detect the signals.

双门限检测法是近年来通信领域提出的检测信号的一种方法。

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Manned'stationary'satellites are used to relay and broadcast electromagnetic communication signals.

“固定不动的”人造卫星被用来转播及广播电磁通讯信号.

词典精选例句

Good verbal communication is augmented with hand signals and turn signals; change direction and speed smoothly.

优良的口头传讯再补上手势，方向灯.平顺地变换方向与速度。

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Uncooperative receiving of wireless communication signals is a very important part of the information interception for technique based reconnaissance.

无线信号的非合作接收是技术侦察中信息截获技术体系的一个重要而关键的组成部分。

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This testing platform realizes frequency and power testing of constant frequency signals and frequency hopping signals. It also realizes sensitivity testing of communication equipment. So this paper has certain value in practice.

论文设计和实现的数字前端模块，应用于便携式无线电测试平台中，实现对定频和跳频信号频率及功率的测试，以及通信设备的接收灵敏度测试，具有一定的工程价值。

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The modeling of a general demodulator for multi-mode communication signals based on SIMULINK is presented here.

介绍了基于SIMULINK软件对多种通信信号解调的通用解调器的建模.

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They have been accused of deliberately causing interference to transmissions.

他们被指故意干扰信号传输。

《柯林斯高阶英汉双解学习词典》

Space traveling wave tubes is widely used in the final stage power amplifier of various satellites, transponders, data transmission systems, radar and electronic countermeasure transmitters, etc. It can amplify the weak signals of communication, in order to enhance the communication quality and communication distance.

空间行波管广泛应用于各种卫星以及载人航天与探月工程的转发器、数据传输系统、雷达与电子对抗发射机等的末级功率放大器，能把微弱的通讯信号放大，以增强通讯质量，增加通讯距离。

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A Brief Discussion on the Usage of Communication Signals in Basketball Game

联络信号在篮球比赛中的运用初探

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