宽带接入的现状和未来趋势

Current Situation and Trends of Broadband Access

宽带数字通信的持续发展不断地对现有公用网络的能力提出新的要求。在支持电信业务的新的接入技术大量涌现的同时,管制制度的重大变革也在对电信市场进行着重塑。本文描述了宽带业务的现状和接入结构与技术的发展趋势。

The steady evolution to broadband digital communica-tion is constantly challenging the capabilities of the current pub-lic network. Even as new access technologies emerge to support telecommunication services, major regulatory changes are reshaping the marketplace. This paper describes the current state of broadband services and access architectural and technological development trends.