Ultrasonic wave communication can be realized with lower cost of using the present invention.
使用本发明能够在成本较低的情况下，实现超声波通讯。
It can improve the transmission performances of power line carrier wave communication systems.
该改进方案改善了电力线载波通信系统的传输性能。
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。
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。
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。
Based on the analyses of point to point millimeter wave communication system, we study and design the modulation and demodulation.
在分析毫米波点对点通信系统的基础上，研究和设计了其中的调制解调部分。
Wireless communication has different forms of interference, so ultrashort wave communication interference is an inevitable problem.
无线通讯通常存在不同形式的干扰，因此超短波通信受干扰也是不可避免的问题。
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。
To reduce the errors of digital communication, the WDTP (Wireless Data Transmission Proof) agreement was proposed for ultrashort wave communication.
针对超短波通信，提出WDTP协议，可减小数据通信误码率。
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。
This paper designed a full digital modulator and a full digital demodulator for the millimeter wave communication machine based on the soft radio theory.
本文利用软件无线电的思想为毫米波保密通信机设计了一个全数字的调制解调器。
This paper introduces a new Electronic Toll Collection (ETC) design, which adopts infrared wireless communication technology instead of RF wave communication.
介绍了一种新型的电子收费系统，利用红外光通信技术代替微波通信，在高速公路上实现全自动收费。
It is one of an indispensable electrical device for microwave vacuum devices in fields of microwave or millimeter wave, especially in microwave communication.
在微波、毫米波领域，尤其是微波通信中微波电真空器件一直都是不可或缺的电子器件之一。
The subject researches for how to connect different kind of ultra wave communication devices using a universal platform to realize connection and communication.
该课题研究如何将不同种类的超短波通信设备用一个通用平台连接起来，实现互连互通。
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。
This system use electric power carrier wave communication chips, the channels between which are changed to telephone lines, to realize the long-distance communication of data.
本系统还运用电力载波通信芯片(将信道改为电话线路)实现了数据远程通信。
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。
The main control device comprises a singlechip and a memory, buttons, a display device and an electrical carrier wave communication module which are connected with the singlechip.
主控装置包括单片机及与单片机电连接的存储器、按键、显示装置、电力载波通讯模块。
In this paper, it is compared with optical wave communication and find its advantages which is large capacity, check without damage and transmission information to many receiver at one time.
通过对量子通信与常用的光波通信进行比较，得出可见量子通信具有明显的信息容量大的优势，而且可以进行无破坏检测并把信息同时传输给多个受信者。
Single - frequency resistance - wave technique has been introduced from power - driven carrier wave communication to patrol - measurement, thanks to its easy manipulation and stable reliability.
为了解决水文巡测设备中数据传输的可靠性，电力载波通讯中的单频阻波器技术被应用到巡测设备上。此法简单易行，稳定可靠。
In this paper, the constitutions and characteristics of millimeter wave communication system are expatiated. The atmosphere factors influence on millimeter wave system are analyzed and discussed.
首先阐述了毫米波通信系统的组成和特点，并对影响毫米波系统性能的大气因素进行了分析和讨论。
This kind of unified digital communication is the wave of the future, said Jeremiah Owyang, a social media analyst at Altimeter Group.
Altimeter集团社会媒体分析师耶利米。奥旺认为这种统一的数字通信是未来潮流。
The "wave-and-pay" technology, called near-field communication (NFC), has proved popular in the Japan and South Korea, but has so far failed to make an impact in Europe.
“感应刷卡”技术，也叫近场通信技术(NFC)，在日本和韩国已大受欢迎，但至今为止在欧洲的影响甚小。
Data acquisition, process and communication were implemented in the system. Supervision, alarming and recording fault wave of device fault were also realized in the system.
该系统可以实现数据采集、数据处理以及数据通信，还可以对设备故障进行监视、报警和记录故障波形。
In this paper, the transmission performance and transmission manner of superfrequency electric wave and the calculations of stadia and communication distance are discussed.
本文概述了超高频电波在陆地上的传播特性和传播方式及视距和通信距离的计算；
The videos at the bottom of the story talk about not only Pacific Wave 11 but also the FEMA communication takeover drill.
底部影片的故事不只谈及太平洋波浪11，而且也有FEMA通信接管演习。
High efficiency and high linearity space traveling wave tube (TWT) is required for satellite communication system as a high power, high gain microwave amplifier.
作为卫星通讯系统所用的高增益、高功率微波放大器件，行波管的效率和线性是非常重要的。
The wave band in each kind of long-distance range ground communication or the radar work, can not apply.
该波段在各种远距离地面通讯或雷达工作中，均不能应用。
The wave band in each kind of long-distance range ground communication or the radar work, can not apply.
该波段在各种远距离地面通讯或雷达工作中，均不能应用。
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