Display control apparatus, display control method and server system
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United States of America Patent
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Jan 3, 2017
Grant Date -
Mar 19, 2015
app pub date -
Aug 13, 2014
filing date -
Sep 18, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A display control apparatus performs download processing and streaming processing. In the download processing, after first mutual authentication between removable media and a license server, the removable media receive and store a first title key from a license server and first encrypted content from a content server. In the streaming processing, the removable media and the license server perform second mutual authentication, the removable media receive and store a second title key and a content address from the license server, the removable media and the display control apparatus perform third mutual authentication, the display control apparatus acquires the second title key and the content address recorded on the removable media, the display control apparatus streams and receives second encrypted content from the content server, and the display control apparatus decodes the streamed-and-received second encrypted content using the second title key, and streams and reproduces the decoded second encrypted content.
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