xDSL Technology and Applications

Author: Longteng
Publisher:
Publish Date: 2002-03-01
Features: This book provides a detailed analysis of the basic principles, system structures, and typical applications of HDSL, ADSL, VDSL, and VoDSL technologies, as well as fundamental methods for DSL system testing and simulation. The book is divided into 11 chapters, covering topics such as an introduction to DSL, basic theories of data communication, HDSL and HDSL2 technologies, an introduction to ADSL systems, the implementation of ADSL transceivers, an introduction to VDSL systems, and more. Additionally, in Appendices A, B, C, and D, the author delves into several fundamental theories of high-speed data communication, including modulation and demodulation theory, the principles and performance analysis of equalizers, and theoretical analysis of Discrete Multi-Tone (DMT) modulation.
Digital multiplexing trunk transmission technology began to appear in the United States in the 1960s, and by the 1970s, switching had also become digital. Digital switching primarily relied on computer programs rather than manual control to manage the switching process. In 1976, a fully digital local exchange network appeared in small central offices in rural areas of the United States.