CONTENTS Preface xi Acknowledgments xiii Foreword xv Chapter 1 Introduction 1 Early Systems 2 The Cellular System 4 TDMA System 9 IS-54 and IS-136 9 GSM 11 cdmaOne (Based on IS-95-A and IS-95-B) 13 Personal Communications System 15 Third-Generation
W-CDMA and cdma2000 for 3G Mobile Networks WCDMA，CDMA2000入门好书，推荐 CONTENTS Preface xi Acknowledgments xiii Foreword xv Chapter 1 Introduction 1 Early Systems 2 The Cellular System 4 TDMA System 9 IS-54 and IS-136 9 GSM 11 cdmaOne (Based on IS-95-A an
摘要：区分服务Diffserv在QOS网络体系结构越来越受到广泛的应用，它具有很强的扩展性。本文给出了一种高性能路由器中支持Diffserv的实现方案。重点介绍了数据包分类机构和流量控制机构的实现。该实现方案在国家863项目“可扩展到T比特的高性能IPv4/v6路由器基础平台及实验系统”上测试已通过，并取得了较好的结果。
1.引言
随着IP 网络上新业务的不断出现，对IP 网络的服务质量（Quality of Service ,QoS） 提出了更高的要求。然而，传统的尽力而为的服务并
In this letter, we develop a general delivery system for streaming using various coding standards over DiffServ (DS) networks. In the delivery system, the coder at the application layer pre-marks the compressed data according to their importance in t
