Ornamental light display apparatus

Details Ornamental light display apparatus Ornamental light display apparatus

1986-09-08

1989-09-26

Boudreau, Leo H.

Electric lamp and discharge devices: systems

Plural diverse-type load devices

315323, 3151694, 340700, H05B 3500

Patent

active

048703257

ABSTRACT:
An improved decorative lighting display using LEDs, CMOS integrated circuits and high current MOS transistors. This display provides for an extremely large configuration of LEDs to be driven at low average power and at the same time allows the user to select individual lights to be constantly illuminated or flashed in response to an oscillating voltage source. Moreover, this display allows multicolor patterns to be generated using bicolor LEDs.

REFERENCES:
patent: 3875456 (1975-04-01), Kano et al.
patent: 3911423 (1975-10-01), Arndt et al.
patent: 4329625 (1982-05-01), Nishizawa et al.
patent: 4445132 (1984-04-01), Ichikawa et al.
patent: 4484105 (1984-11-01), Krieta et al.
patent: 4647927 (1987-03-01), Ichikawa et al.
patent: 4686425 (1987-08-01), Havel

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