Patent ID: 7227512
Filing Date: 2007-06-05
Classification: H04N,H04W

Abstract:
1. A base apparatus being connected to an external input apparatus, and having a conversion unit for converting a video signal selected from a first video signal obtained from a transmitted television signal received by said base apparatus or a second video signal inputted from said external input apparatus, into an information signal, and a transmission unit for transmitting said information signal to a display apparatus which is capable of displaying video information corresponding to said information signal, said external input apparatus inputting said second video signal to said base apparatus based on a control signal received from said base apparatus, said base apparatus comprising: a signal reception unit for receiving an operation signal transmitted from said display apparatus; and a formation unit for forming said control signal based on said received operation signal; a control signal transmission unit electrically connected to said formation unit via a hard-wired connection, for transmitting said control signal formed by said formation unit to said external input apparatus.