Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Alexander Reznik0
Robert Lind Olesen0
Sung-Hyuk Shin0
TieJun Shan0
Akinlolu Oloruntosi Kumoluyi0
Alain Charles Louis Briancon0
Alan Gerald Carlton0
Amit Singhal0
...
Date of Patent
May 12, 2009
0Patent Application Number
109964930
Date Filed
November 23, 2004
0Patent Citations Received
Patent Primary Examiner
0
Patent abstract
Tokens/keys are produced for wireless communications. These tokens/keys are used for watermarks, signature insertion, encryption and other uses. In one embodiment, contextual information is used to generate tokens/keys. The tokens/keys may be derived directly from the contextual information. The contextual information may be used in conjunction with other information to derive the tokens/keys. Tokens/keys may be exchanged between transmit/receive units. The exchange of these tokens/keys may be encrypted.
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