【数据与网络通信】[美]米勒MillerM.A.科学.pdf
本书为国外高校电子信息类优秀教材(英文影印版)之一.本书介绍了数据通信技术和电话系统、错误检测和修正的通用方法、两 种开放系统网络层模型一OSI和SNA,重点是OSI模型的物理层和数据 链接层、网络和传输层,并介绍了集成服务数字网络和路径协议、光纤网络 及各种无线通信系统.本书可作为通信专业的本科生教材,也可供相关专业技术人员参考.Data and Network Communications By Michael A.Miller CopyrightFirst published by Delmar,a division of Thoxnson Learnin
Dedication Thisbookisdedicatedtomywife,Ann,whohadthepatience toprovidemethefreedomandtimetowriteit.
xll PREFACE Chapter6introduces the student to multiplexingcommunications channelsinto a sin- gle entity and to higher capacity data channel techniques.Included are time division,fre- equipmentusedtomonitor andtestthem.Chapter7 takes the student to thc next laycr of the OSI model,the data-link layer