US Patent 7733366 Computer network-based, interactive, multimedia learning system and process

A system and process for network-based, interactive, multi-media learning is presented. The learning system and process employs high quality, low latency audio/video links over a multicast network (such as Internet2), as well as an interactive slideshow that allows annotations to be added by both the presenter and lecture participants, a question management feature that allows participants to submit questions and receive answers during the lecture or afterwards, and a complete archiving of the data streams and metadata associated with the foregoing features.