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Publication of BE691956ApublicationCriticalpatent/BE691956A/xx
H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
H04N3/16—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
H04N3/20—Prevention of damage to cathode-ray tubes in the event of failure of scanning
H—ELECTRICITY
H04—ELECTRIC COMMUNICATION TECHNIQUE
H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
H04N5/00—Details of television systems
H04N5/14—Picture signal circuitry for video frequency region
H04N5/141—Beam current control means
Landscapes
Engineering & Computer Science
(AREA)
Multimedia
(AREA)
Signal Processing
(AREA)
Details Of Television Scanning
(AREA)
Transforming Electric Information Into Light Information
(AREA)
Picture Signal Circuits
(AREA)
Time Recorders, Dirve Recorders, Access Control
(AREA)