communications

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communications 相关的电子技术资料,包括技术文档、应用笔记、电路设计、代码示例等,共 397 篇文章,持续更新中。

Wireless-Based+Software+Systems

The wide deployment of wireless networks and mobile technologies, along with the<br /> significant increase in the number of mobile device users, have created a very strong<br /> demand on various wir

Wireless+World+Research+Forum

Welcome to the third volume of the book entitled Technologies for the Wireless Future, which<br /> is produced by WWRF. The idea is to take the most important outputs from the working<br /> groups and

Wireless+Communications+Resource+Management

Wirelesscommunications,especiallyinitsmobileform,hasbroughtusthefreedomofmobility<br /> andhaschangedthelifestylesofmodernpeople.Waitingatafixedlocationtoreceiveormakea<br /> phone call, or sitting in

Wireless+Communications+over+MIMO+Channels

Mobile radio communications are evolving from pure telephony systems to multimedia<br /> platforms offering a variety of services ranging from simple file transfers and audio and<br /> video streaming

Wireless+Communications+Algorithmic+Techniques

Digital radios have undergone an astonishing evolution in the last century. Born as a set of simple and<br /> power-hungry electrical and electromechanical devices for low data rate transmission of te

Wireless+Communication+Systems

Wireless communications, together with its applications and underlying technologies, is<br /> among today’s most active areas of technology development. The very rapid pace of im-<br /> provements in

Wireless+Communication+Circuits+and+Systems

This book is concerned with integrated circuits and systems for wireless and<br /> mobile communications. Circuit techniques and implementation of reconfigurable<br /> low-voltage and low-power single

Wireless Optical Communication Systems

The use of optical free-space emissions to provide indoor wireless commu-<br /> nications has been studied extensively since the pioneering work of Gfeller<br /> and Bapst in 1979 [1]. These studies h

Wireless Communications & Networking

During the past three decades, the world has seen signifi cant changes in the telecom-<br /> munications industry. There has been rapid growth in wireless communications, as<br /> seen by large expans

Wireless Communications 2nd Edition

n the first part of this book, we give an introduction to the basic applications of wireless com-<br /> munications, as well as the technical problems inherent in this communication paradigm. After a<

Wireless Broadband Handbook

Welcome to the world of wireless communications and the logical extension<br /> to the broadband architectures that are emerging as the future of the<br /> industry. No aspect of communications will b

WCDMA for UMTS HSPA Evolution and LTE

Second-generation telecommunication systems, such as the Global System for Mobile<br /> Communications (GSM), enabled voice traffic to go wireless: the number of mobile phones<br /> exceeds the number

Waveform Desig

The focus of this book is on developing computational algorithms for transmit wave-<br /> form design in active sensing applications, such as radar, sonar, communications and<br /> medical imaging. Wa

VoIP+and+Unified+Communications

This book intends to prepare you to define Unified Communications (UC) for<br /> yourself and then get it to work for you.<br /> Each vendor pulls together from its available products a package of fea

Visible Light Communication

Visible light communications (VLC) is the name given to an optical wireless<br /> communication system that carries information by modulating light in the visible spectrum<br /> (400–700 nm) that is p

Understanding+Optical+Communications

The use of light to send messages is not new. Fires were used for signaling in<br /> biblical times, smoke signals have been used for thousands of years and flashing<br /> lights have been used to com

UMTS+Network+Planning

The continuing explosive growth in mobile communication is demanding more spectrally<br /> efficient radio access technologies than the prevalent second generation (2G) systems such as<br /> GSM to ha

Ultra Wideband Signals and Systems 1st

In this book we focus on the basic signal processing that underlies current and<br /> future ultra wideband systems. By looking at signal processing in this way we<br /> hope this text will be useful

Transceiver and System Design

T<br /> his book covers basic communications theory and practical imple-<br /> mentation of transmitters and receivers. In so doing, I focus on dig-<br /> ital modulation, demodulation methods, probab

Time-Varying Channels

Wireless communications has become a field of enormous scientific and economic interest. Recent<br /> success stories include 2G and 3G cellular voice and data services (e.g., GSM and UMTS), wireless<