Parabolic mixer for video signals

Parabolic waveform generating apparatus

Parallel processor apparatus

Parallel processor apparatus having means for processing signals

Parallel structure NTSC rejection filter and filtering method

Partial fractionally spaced channel equalizer for digital...

Partial response trellis decoder for high definition television

Partial response trellis decoder for high definition television

Patching degraded video data

Pattern generation using wipe solid generator

Pattern-adaptive digital comb filter for separation of a luminan

Pedestal level control circuit and method for controlling...

Perceived color transient improvement

Perspective representation system for displaying portions of an

Phase error corrector for HDTV reception system

Photographic method using chroma-key and a photobooth employing

Photographic system using chroma-key processing

Picture coding apparatus and decoding apparatus

Picture data memory device with picture data input channels...

Picture definition apparatus for video display equipment