Patent ID: 8274502
Filing Date: 2012-09-25
Classification: G06F,G09G,H04N

Abstract:
1. A video switch for allowing at least two simultaneous users to view video data on respective remote devices from respective ones of at least two video sources; wherein the video switch comprises: a switch for selecting one of the respective ones of the at least two video sources; at least one sampler connected to the switch for sampling video data from the at least two video sources; a controller adapted to control the switch and the sampler to select one of the at least two video sources considering a relative timing of vertical synchronization signals in the video data and sample a frame of the video data from the selected video source before selecting another one of the at least two video sources; and a network interface configured to transmit respective video data to at least two simultaneous users for viewing on respective displays, wherein the output supports a maximum number of simultaneous users, which is at least two, and the number of samplers in the video switch is less than the maximum number of simultaneous users.