H04N3/22 - CPC Classification Index

ClassID:

229403 ⎘

H04N3/22 - CPC Classification

Classification description:

Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections Circuits for controlling dimensions, shape or centering of picture on screen

Sub-classes:

H04N3/223 » Controlling dimensions 7
H04N3/227 » Centering 3
H04N3/23 » Distortion correction, e.g. for pincushion distortion correction, S-correction 14

Recent Application in this class:

20160373088

Controlled large signal capacitor and inductor

20160018258

Verification of laser projector safety system operation

20150036105

Laser projection apparatus with bundled fibers

20140368289

Controlled large signal capacitor and inductor

20120256677

Controlled large signal capacitor and inductor

14721809

Border detection in videos

13527546

Border detection in videos