US Patent 7542456 System and method for splitting a communication data stream

A method of conducting communication over one or more communication networks without making any change to the communication network infrastructure, the method comprising: selectively establishing L≧2 communication paths between first and second devices, each communication path comprising one or more communication channels of one of the communication networks; splitting a communication data stream from the first device into at least L sub-streams; transmitting the sub-streams via the L communication paths; and combining the sub-streams for processing at the second device.