LandOfFree - US Patents - Listing for Cryptography

Cryptography – Cellular telephone cryptographic authentication

Radio communication device and user authentication method...

Cryptography – Communication system using cryptography – Wireless communication

Radio communication system and method and mobile communication t

Cryptography – Communication system using cryptography – Wireless communication

Radio communication system, radio communication device,...

Cryptography – Key management – Having particular key generator

Radio communications system

Cryptography – Communication system using cryptography – Symmetric key cryptography

Radio data transmission apparatus

Cryptography – Communication system using cryptography – Wireless communication

Radio frequency identification tag lock and key

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Radio frequency transponder stored value system employing a secu

Cryptography – Key management – Having particular key generator

Radio pager with a display control capability

Cryptography – Cryptanalysis

Radio paging system with voice transfer function and radio pager

Cryptography – Key management – Having particular key generator

Radio paging unit

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Radio port controller in a wireless personal communications syst

Cryptography – Cryptanalysis

Radio receiver for information dissemenation using subcarrier

Cryptography – Cellular telephone cryptographic authentication

Radio telecommunication device and method of authenticating a us

Cryptography – Communication system using cryptography – Speech scrambler detail

Radio wireline interface and method for secure communication

Cryptography – Key management – Having particular key generator

Radiotelephone controller configured for coresident secure and n

Cryptography – Particular algorithmic function encoding – Nbs/des algorithm

Radiotelephone installation for prepayment operation with securi

Cryptography – Key management – Having particular key generator

Ramp generation for preventing transitions with infinite short r

Cryptography – Cryptanalysis

Random access memory device having inconsistent write-in and rea

Cryptography – Communication system using cryptography – Wireless communication

Random access method for improving scrambling efficiency