Patent ID: 6075571
Filing Date: 2000-06-13
Classification: H04N

Abstract:
A multi-image video composition device resident in a network serving a plurality of user video conferencing stations each having a video screen having screen area, said composition device receiving at least one specific video image stream in analog form, moderating said specific video image stream into a composite image stream in analog form and delivering said composite image stream into the network such that the composite image stream creates an image grid having more than four grid boxes and such that an at least one specific video image carried by the at least one specific video image stream is displayed in a specific one of the more than four grid boxes on a specific user's conferencing station screen, said composition device comprised of:at least two serially ganged quad boxes, each having four input ports and an output port; andmeans for selectively directing the at least one specific video image stream along a path through a specific one of said four input ports of each of the at least two serially ganged quad boxes, to create the composite image stream.