Video signal transmission apparatus

摘要

The video signal transmission apparatus for transmitting video signals from a first apparatus to a second apparatus and is provided with: a scramble device for performing a scrambling process on the video signal before outputting the video signal from the first apparatus; a scramble cancellation device for canceling the scramble process that was performed on the video signal that is input to the second apparatus and restoring the video signal; a control device for controlling the scramble device and the scramble cancellation device; and a detection device for detecting when the power to the first apparatus or second apparatus is turned ON or when input of the video signal is changed.