Patent ID: 7187418
Filing Date: 2007-03-06
Classification: G08B,H04L,H04M,H04N

Abstract:
1. A system for providing picture-in-picture, at a user display device, the system comprising: a first video signal and a second video signal; a transmission device, wherein the transmission device includes a selector interface for receiving a selector signal, and a video interface for receiving the first video signal and the second video signal; wherein the transmission device includes a video output, wherein the video output includes a first video output signal at a first compression and a first bandwidth, and a second video output signal at a second compression and a second bandwidth, and wherein the transmission device further includes a compositing device for combining the first and second video output signals into a composite signal for display at the user display device; wherein the first video output signal is derived from the first video signal, and the first compression and the first bandwidth is based at least in part on the selector signal; wherein the second video output signal is derived from the second video signal, and the second compression and the second bandwidth is based at least in part on the selector signal; and wherein the combined first and second video output signals are displayed at the user display device as the composite signal without the use of multiple tuners at the user display device.