Featured patents

Spectrum Authorization and Related Communications Methods and Apparatus
US 08848914 B2, Sept. 30, 2014, Pseudo-random sequence scrambling, Michaela Vanderveen et al. / QUALCOMM Incorporated (San Diego, US)
A method of operating a first peer communications device, the method comprising:…

Modular Broadcast Receiver System and Method
US 08824675 B2, Sept. 2, 2014, Video electric signal modification, Takehiko Nakano / Sony Corporation JP
A signal receiving system comprising:…

Protection of a Calculation on an Elliptic Curve
US 08873745 B2, Oct. 28, 2014, Particular Algorithmic Function Encoding, Yannick Teglia / STMicroelectronics (Rousset) SAS (Rousset, FR
A method for protecting a calculation on an elliptic curve, by an electronic…

Interoperable Keychest for Use by Service Providers
US 08675878 B2, March 18, 2014, Key distribution center, Arnaud Robert et al. / Disney Enterprises, Inc. (Burbank, US)
A method comprising:…

Encrypted Communication System With Limited Number of Stored Encryption Key Retrievals
US 08615085 B2, Dec. 24, 2013, Key Management, Stephen Cameron Price-White et al. / Zamtec Ltd (Dublin, IE)
A system for encrypted communication between entities, the system comprising:…

Authentication Loading Control and Information Recapture in a UMTS Network
US 08571219 B2, Oct. 29, 2013, Cellular Telephone Cryptographic Authentication, Robert M Zieman et al. / Alcatel Lucent (Paris, FR)
In a communication network including a network element operable to perform…

Method and Apparatus for Minimizing Differential Power Attacks on Processors
US 08542821 B2, Sept. 24, 2013, Particular Algorithmic Function Encoding, Farhad Pezeshki et al. / Certicom Corp. (Mississauga, ON)
A computer-implemented elliptic curve cryptography method comprising:…

Hybrid Rekey Distribution in a Virtual Private Network Environment
US 08515079 B1, Aug. 20, 2013, Key distribution center, Shashi Sastry et al. / Cisco Technology, Inc. (San Jose, US)
A method comprising:…

Organic Keyed Encryption
US 08488784 B2, July 16, 2013, Having particular key generator, Howard J. Schantz et al. / Lockheed Martin Corporation (Bethesda, US)
A method of creating an encryption key of an electronic assembly, comprising:…

Apparatus and Method for Storing and Reading a File Having a Media Data Container and Metadata Container
US 08462946 B2, June 11, 2013, Having compression, Stefan Doehla et al. / Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. (Munich, DE)
An apparatus for recording a file comprising a related media data container…

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