ADSL/VDSL Principles discusses all of the aspects of the Asymmetric Digital Subscriber Lines (ADSL) and Very high speed Digital Subscriber Lines (VDSL), two of the newest and hottest DSL technologies. The basics of DSL technology, the outside plant environment and modulation methods related to DSLs are discussed in detail. ADSL and VDSL modulation methods including detailed transmitter and receiver explanations for all of the competing methods are thoroughly discussed. Network issues of DSL networks are also covered. All information is in line with the latest ADSL and VDSL standards. The book is intended for the professional engineer or network administrator as well as for senior or graduate level communications courses dealing with high speed telecommunications.