Hard drive security system
Hardware assist for protecting PC software
High security pay television system
High-speed backplane bus with low RF radiation
Home video system
Horizontal pulse augmentation of a video signal
Host and user transaction system
Hybrid CATV scrambling system
Hybrid encryption method and system for protecting reusable soft
Identity protection method for use with wireless telephone syste
Illegal copy prevention apparatus
Illegal view and copy protection method in digital video system
Illegal view/copy protection method and apparatus for digital br
Image forming apparatus and copy management system
Image forming apparatus and copy management system
Image reception system
Image signal processing device
Implementing a shared higher level of privilege on personal comp
In-service monitoring in communications networks
Information carrier and recording and/or reproducing apparatus a