g系统演进.ppt

2003-9 第二代移动通信系统向第三代移动通信系统 演进 Background Lucent NetworkCare Professional Services (Lucent NPS) is a provider of communications consulting, intelligent maintenance, and management solutions for next generation networks Seminar objectives Describe the current state of wireless data networking Provide insight into the future direction for wireless data networking Provide specific techniques to aid in planning and implementing wireless data networks Market Drivers An Industry in Change Transformation to Seamless Services Cellular/PCS Wireless Evolution Emerging Challenges for the Operator Maintaining profit margins Existing wireless operators have to look beyond traditional voice services in order to maintain and grow margins Wireless Applications Vertical Business Mobile Office Personal Finance Entertainment Information Travel Shopping Friends Family Route Planning 3G Wireless Terminal Third Generation (ITU) Requirements Wireless Technologies Map Unlicensed Technologies Using ISM Point-to-Point Fixed Wireless Example The UMTS Vision Air Interface Evolution to 3G Air Interface Evolution (Based on GSM Infrastructure) 2G vs. 3G Wireless Migration Packet Network Roadmap IP is Evolving to Meet the Need IP Extensions to Support Cellular Attributes Passive Connectivity Mobility Management Handoff Mechanisms Quality of Service Billing Mechanisms Ubiquitous Scalability Lucent NPS Wireless Data Networking Professional Services Plan Business Consulting Vendor/Technology Selection Design Network Design and Engineering Application Development (Functional Specification) Implement Wireless Master Integrator (Wireless Apps, DCN, IN, NMC) Wireless CyberCarrier Services (ASP Hosting Platforms) Operate Network Provisioning and Expansion Planning Network Optimization Systems Audits and Performance Evaluation Technical Organization Build/Knowledge Transfer 3G From a North American Perspective Stuart Jeffery VP of Networks ComMagine Inc 1072 Seena Ave Los Altos, CA 94024 E-mail stu