CREATING VIRTUAL SURROUND USING DIPOLE AND MONOPOLE PRESSURE FIELDS - Patent 1275270

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EP 1 275 270 A1

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(43)	Date of publication:
	15.01.2003 Bulletin 2003/03

(21)	Application number: 00922005.4

(22)	Date of filing: 10.04.2000

(51)	International Patent Classification (IPC)⁷: H04S 1/00

(86)	International application number:
	PCT/US0009/556

(87)	International publication number:
	WO 0107/8451 (18.10.2001 Gazette 2001/42)

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

(71)	Applicant: HARMAN INTERNATIONAL INDUSTRIES INCORPORATED
	Northridge,California 91329 (US)

(72)	Inventors:
	NORRIS, John, W. Northridge, CA 91320 (US) GRZYBEK, Mark Northridge, CA 91329 (US) WOOD, Brad Northridge, CA 91329 (US)

(74)	Representative: Viering, Jentschura & Partner
	Postfach 22 14 43 80504 München 80504 München (DE)

(54)	CREATING VIRTUAL SURROUND USING DIPOLE AND MONOPOLE PRESSURE FIELDS