Video signal receiver including display synchronizing signal...

Video signal sampling circuit and an image display apparatus inc

Video signal synchronization extraction device

Video signal synchronizing apparatus

Video signal transmitter

Video switcher and video switching method

Video sync signal slicing using variable gain control

Video synchronization by adjusting video parameters

Video synchronization circuit comprising a PLL with a circuit to

Video synchronization signal removal circuitry

Video synchronizing signal generator

Video timing generation

Video timing signal generation circuit

Video timing system and method

Video transmitter for effecting after-recording