Packet based high definition high-bandwidth digital content protection
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United States of America Patent
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Feb 26, 2013
Grant Date -
Feb 25, 2010
app pub date -
Nov 2, 2009
filing date -
Sep 26, 2003
priority date (Note) -
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Abstract
A packet based high bandwidth copy protection method is described that includes the following operations. Forming a number of data packets at a source device, encrypting selected ones of the data packets based upon a set of encryption values, transmitting the encrypted data packets from the source device to a sink device coupled thereto, decrypting the encrypted data packets based in part upon the encryption values, and accessing the decrypted data packets by the sink device.
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