Arrangement for deciphering and decoding television pictures enc
Asymmetric key pair having a kiosk mode
Asymmetrical cryptographic communication method and portable obj
Audio recovery from scrambled video in a cable compatible televi
Audio scrambling system for scrambling and descrambling audio si
Audio scrambling system using in-band carrier
Audio signal cryptographic system
Auditing login activity in a distributed computing environment
Authentication algorithms for video images
Authentication method for networks
Authentication of users with dynamically configurable protocol s
Authentication system for digital cellular communications
Authorising coded signals
Authorization system for obtaining in single step both identific
Authorized user verification by sequential pattern...
Auto clamp for modulator for suppressed sync signals
Automated programmable fireware store for a personal computer sy
Automatic analysis of a computer virus structure and means of at
Automatic gain control circuit for controlling gain of video sig
Automatic gain control of a scrambled video signal