Time delay control switch for vertical deflection in television

Details Time delay control switch for vertical deflection in television Time delay control switch for vertical deflection in television

1995-03-28

1996-07-30

Wong, Peter S.

Electricity: electrical systems and devices

Control circuits for electromagnetic devices

Systems for magnetizing, demagnetizing, or controlling the...

315389, 315 8, H01F 1300, H01J 2970

Patent

active

055418058

ABSTRACT:
In a television receiver, to prevent interference between the magnetic field used for degaussing and the magnetic field of the vertical yoke, a switch is used for delaying turning on the vertical deflection circuit during degaussing.

REFERENCES:
patent: 4636911 (1987-01-01), Truskalo
patent: 4700114 (1987-10-01), Sutherland, II
patent: 4734620 (1988-03-01), Hemme
patent: 4737881 (1988-04-01), Haferl
SGS-Thomson Microelectronics, TDA8172, Oct. 1988.
Philips Consumer Electronics Company, TA8745N/TA8850N.

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