US Patent 11928774 Multi-screen presentation in a virtual videoconferencing environment

Disclosed herein is a web-based videoconference system that allows for multi-screen sharing. In some embodiments, data specifying a three-dimensional virtual space is received. The three-dimensional virtual space comprises a plurality of participants and an avatar representing each of the plurality of participants and three-dimensional models of a plurality of presentation screens. Multiple presentation streams may be shared on different presentation screens simultaneously.