Composite synchronizing signal separation circuit

Current source and threshold voltage generation method and appar

Current source and threshold voltage generation method and appar

Data segment sync signal detector for HDTV

Device and method for detecting sync signal from digital TV sign

Device for generating sync signals of composite video signal

Device for receiving closed captioned broadcasts

Digital adaptive video synchronizer

Digital pulse filtering circuit

Digital vertical sync separator

Digital video vertical synchronization pulse detector

Digital windowing for video sync separation

Displaying video images

Equilibrium based horizontal sync detector for video decoder

External synchronization system using composite...

External synchronizing system and camera system using thereof

Field decision circuit

Field synchronization system and technique

Field type detector for video signal

Frame synchronizing circuit for frame synchronization of digital