Patent ID: 7212253
Filing Date: 2007-05-01
Classification: H04N,H04S

Abstract:
1. A television receiver for use in a home cinema system, the receiver comprising: a tuner configured to receive and separate broadcast video and audio signals; a display screen coupled with a display driver arranged to receive and display video signals from the tuner; a plurality of speakers coupled with audio signal processing means arranged to receive, process and output signals of respective audio channels from the tuner; and an input for an audio only signal, said input coupled to a control and switching means operable to switch between 1) surround sound operation that, by means of said input, provides a common feed of a center audio channel to the plural speakers; and 2) operation that bypasses surround sound processing to deliver audio over said plural speakers, wherein said control and switching means is coupled to said display driver and is further operable to selectively disable the video signal on said display screen, when an audio only signal is detected.