扩频通信 即扩展频谱通信技术 Spread Spectrum Communication 扩展频谱指占用的传输带宽远大于传输同样信息所需的最小带宽。 扩展频谱通信系统是指待传输信息信号的频谱用某个特定的扩频函数 与待传输的信息信号)(tf无关 扩展后成为宽频带信号 然后送入信道中传输 在接收端再利用相应的技术或手段将其扩展了的频谱压缩 ...
Spread Spectrum Communications Handbook, Electronic Edition 2025 pdf epub mobi 电子书 图书描述 Spread-spectrum systems have found important commercial applications in CDMA cellular networks and wireless personal communication networks. Communications engineers and technicians now have ready access to a wealth ...
PRINCIPLES OF SPREAD-SPECTRUM COMMUNICATION :扩频通信原理 热度: SECUREDATATRANSFERUSINGFREQUENCY HOPPING TABLEOFCONTENTS CHAPTERNOTITTLE ABSTRACT LISTOFTABLE LISTOFFIGURES LISTOFSYMBOLS 1.INTRODUCTION 1.1INTRODUCTIONTOSPREADSPECTRUMMODULATION 1.1.1WHATSPREADSPECTRUMDOES?
Figure 2: Block diagram of the spread spectrum communication system There are two predominant techniques to spread the spectrum: 1) Frequency hoping (FH), which makes the narrow band signal jump in random narrow bands within a larger bandwidth. 2) Direct sequence (DS) which...
SPREAD-SPECTRUM COMMUNICATION Source:SPREADSPECTRUMCOMMUNICATIONSHANDBOOK DownloadedfromDigitalEngineeringLibrary@McGraw-Hill(.digitalengineeringlibrary) Copyright©2004TheMcGraw-HillCompanies.Allrightsreserved. AnyuseissubjecttotheTermsofUseasgivenatthewebsite. INTRODUCTIONTOSPREAD-SPECTRUMCOMMUNICATION ...
《Principles of Spread-Spectrum Communication Systems(第2版)》是美国著名扩频通信专家Don Torrieri博士的最新著作,该书曾在2005年出版过第1版,现将第2版发上来供大家下载和学习之用。 作者简介:Don Torrieri博士在美国陆军研究所长期从事扩谱通信及其相关技术的研究,在扩谱通信领域享有很高的国际声誉。他是美国IEEE学...
Spread Spectrum was developed as a way to secure military communications by spreading the signal over a large frequency band. Learn more at ni.com.
Spread Spectrum Communications and CDMA说明书 Spread Spectrum Communications and CDMA Dr. Kwang-Cheng Chen, Professor Graduate Institute of Communications Engineering College of Electrical Engineering National Taiwan University FAX:02-23683824E-Mail:***.ntu.edu.tw NTU EE Mobile Communications KC Chen, NT...
申请(专利权)人: SUPERGOLD COMMUNICATION LIMITED 发明人: O'FARRELL TIMOTHY 被引量: 57 摘要: Spread spectrum communication techniques and applications using signature sequences are described to reduce the effects of certain transmission impairments such as co-channel interference, multiple access inte...
Spread-Spectrum Communicationdoi:10.1002/047134608X.W2037Arogyaswami PaulrajStanford University Stanford CA 94305Joakim SoreliusUppsala University PO-Box 27 Uppsala Sweden SE-751 03John Wiley & Sons, Ltd