METHOD AND APPARATUS FOR DRIVING A DIGITAL DISPLAY BY DISTRIBUTING PWM PULSES OVER TIME - Patent 1269455

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EP 1 269 455 A1

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(43)	Date of publication:
	02.01.2003 Bulletin 2003/01

(21)	Application number: 01915598.5

(22)	Date of filing: 26.03.2001

(51)	International Patent Classification (IPC)⁷: G09G 3/20, G09G 3/14

(86)	International application number:
	PCT/IB0100/477

(87)	International publication number:
	WO 0107/3736 (04.10.2001 Gazette 2001/40)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

27.03.2000 US 535528

(71)	Applicant: Lighthouse Technologies Ltd.
	Kowloon,Hong Kong (CN)

(72)	Inventor:
	VAN DE VEN, Antony Kowloon,Hong Kong (CN)

(74)	Representative: Jennings, Nigel Robin et al
	KILBURN & STRODE20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)

(54)	METHOD AND APPARATUS FOR DRIVING A DIGITAL DISPLAY BY DISTRIBUTING PWM PULSES OVER TIME