Vertical ramp generator

Electric lamp and discharge devices: systems – Cathode ray tube circuits – Cathode-ray deflections circuits

Patent

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Details

H01J 2970, H01J 2976

Patent

active

049423410

ABSTRACT:
An object of the present invention is to provide a ramp generator which makes the scan start level by the sawtooth constant so as to obtain a proper interlace characteristic on the television picture plane. The present invention includes a clamping circuit which prevents the voltage from rising or falling so that a predetermined voltage value varies corresponding to the supply voltage.

REFERENCES:
patent: 4339669 (1982-07-01), Jarrett et al.
patent: 4728813 (1988-03-01), Diller

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