Sound channel circuit for frequency-modulated signals

Sound control signal detecting circuit for satellite broadcastin

Sound detecting circuit

Sound enhancement system for television receivers

Sound intercarrier detector

Sound multiplex signal encoder circuit with controlled AFC opera

Sound reproducer

Sound signal and impulse noise detector for television receivers

Source adaptive television system

Source encoder for video pictures having a quantizer whose steps

Spacecraft camera image registration

Spatial bandwidth testing for digital data-compressed video syst

Spatial characteristic determination

Spatial correction device for an image analyzer

Spatial filter useful for removing noise from video images and f

Spatial interpolation between lines of a supersampled digital vi

Spatial scan converter with vertical detail enhancement

Spatial toner for image reconstitution

Spatial-temporal frequency interleaved processing of a televisio

Spatial/frequency hybrid video coding facilitating the derivativ