LandOfFree - US Patents - Listing for Cryptography,Communication system using cryptography

Cryptography – Communication system using cryptography – Wireless communication

Transmitting and receiving apparatus for full code correlation o

Cryptography – Communication system using cryptography – Symmetric key cryptography

Transmitting data words

Cryptography – Communication system using cryptography – Symmetric key cryptography

Transmitting data words

Cryptography – Communication system using cryptography – Symmetric key cryptography

Transparently embedding non-compliant data in a data stream

Cryptography – Communication system using cryptography – Symmetric key cryptography

Unauthorized access embedded software protection system

Cryptography – Communication system using cryptography – Wireless communication

User interface technique for selection and activation of...

Cryptography – Communication system using cryptography – Wireless communication

User interface technique for selection and activation of...

Cryptography – Communication system using cryptography – Time segment interchange

Variable size block ciphers

Cryptography – Communication system using cryptography – Variable time delay modulation

Variable time inversion algorithm controlled system for multi-le

Cryptography – Communication system using cryptography – Data stream/substitution enciphering

Variable-length key cryptosystem

Cryptography – Communication system using cryptography – Wireless communication

VIDEO SIGNAL TRANSMITTING METHOD, VIDEO SIGNAL OUTPUT...

Cryptography – Communication system using cryptography – Frequency shift or inversion

Voice band splitting scrambler

Cryptography – Communication system using cryptography – Speech scrambler detail

Voice decoder and method for detecting channel errors using...

Cryptography – Communication system using cryptography – Wireless communication

Voice scrambler using frequency-inversion and band-splitting tec

Cryptography – Communication system using cryptography

Watermarking and transferring material

Cryptography – Communication system using cryptography – Wireless communication

Wave packet communication subsystem for determining the sync pul

Cryptography – Communication system using cryptography – Wireless communication

Wireless bridge for roaming in network environment

Cryptography – Communication system using cryptography – Wireless communication

Wireless communication authentication process and system

Cryptography – Communication system using cryptography – Wireless communication

Wireless communication device, and method for controlling...