Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 6, 2010
Patent Application Number
11195935
Date Filed
August 3, 2005
Patent Primary Examiner
Patent abstract
A television receiving apparatus having an HDCP authentication function of protecting the video contents from illegal copy, including: an analog input terminal for inputting a composite signal or component signal; a digital input terminal for inputting a digit video signal conforming to the DVI standards; switching means for switching internally between the analog input terminal and the digital input terminal; and switching control means for controlling the switching means to switch the internal connection from a digital input terminal side to an analog input terminal side, when the HDCP authentication is unsuccessful in a state where the digital input terminal and a digital output terminal of an external device are connected.
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