Patent ID: 7761709
Filing Date: 2010-07-20
Classification: G06F,G09G,G11B,H04L,H04N

Abstract:
1. A media receiving apparatus which processes a copy-protected media signal received from an external media source, comprising: an interface for connecting with an external media source, wherein the interface comprises a connection detection pin for connection with the external media source; an authentication processor for generating connection authentication data and for transmitting the connection authentication data through the interface in reply to a request of the external media source; and a controller for determining whether an authentication with the external media source is erroneous and for providing an authentication error signal to the external media source when an authentication error occurs whereby the external media source recommences the authentication; wherein the media signal comprises at least one of a high definition multimedia interface (HDMI) signal and a digital visual interface (DVI) signal which are copy-protected according to a high-bandwidth digital content protection (HDCP), the interface comprises a data communication pin to communicate data with the external media source, and the connection detection pin comprises a hot plug detect pin.