利用CPVM模型实现电子白板

电子白板是网络环境下进行直观信息交流的典型方法之一．同时也是分布式教学系统和多媒体会议系统等实际应用的基本框架．本文提出使用作者发展的ＣＰＶＭ模型，实现微机局域网上基于Ｗｉｎｄｏｗｓ的电子白板，该白板可以进行多频道交换，支持在线交谈．

Implementation of Electronic Whiteboard Using CPVM

Nowadays, it is a common practice to provide interactive ways of information sharing .on the network. Electronic whiteboard is one of such ways. In this paper, based on the CPVM model, we developed an application program which provides some straight ways of broadcasting information under PC LAN environment, including drawing on the screen, and online chatting. Multi-channel information exchange is also implemented.