The principles of DGPS,hardware and software design of terminal,3G communication data transmission,the control algrithm of video frequency streaming,and processing of GPS OEM data are discussed in detail.

China s 3G communication is about to start, the Chinese government actively studies how to promote the development of 3G communication reliably, so that improve the international competitiveness of our country s telecommunication industry.

The paperanalyses all kinds of factors which debase systemic performance and provides solution to the problem referring to 3G system.

in 3G system the communal use of wireless mobile nodes within a cellular-based wireless infrastructure is often cause the local congestion problem.

This paper discusses the scientific and reasonable optimizing mode at the early period of construction from various perspectives based on the combination of the characteristics of 3G networks at the early period and the features of 3G system.

On the operation strategy of the value-added service of 3G mobile communication;

A Study on the Optical Transmission Network Solutions for 3G Mobile Communication;

Application Analysis and Value Chain of 3G Mobile Communication Business;