Key signal generating apparatus and picture synthesis apparatus,

Key signal processing apparatus for video signal processing

Key signal processing apparatus for video signal processing

Key signal processing apparatus for video signal processing

Key signal waveform shaping apparatus

Keying system and composite image producing method

Lateral image reversal of digital television signals

Line-buffer reuse in vertical pixel-processing arrangement

Linking external devices to switcher transitions

Linking keyers to background source selections

Liquid crystal display apparatus

Logo insertion based on constrained encoding

Logo insertion on an HDTV encoder

Managing alpha values for video mixing operations

Media pipeline with multichannel video processing and playback

Media pipeline with multichannel video processing and...

Method and apparatus for adding a graphic indication of a first

Method and apparatus for applying overlay images

Method and apparatus for automatic calibration of analog video c

Method and apparatus for automatic calibration of analog...