(19)

(11)

EP 1 068 774 A1

(12)

(43) Date of publication: 17.01.2001 Bulletin 2001/03 (21) Application number: 00908414.6 (22) Date of filing: 26.01.2000

(51) International Patent Classification (IPC)7: H04R 29/00, H04R 3/00, H03G 11/00 (86) International application number: PCT/US0002/274 (87) International publication number: WO 0044/200 (27.07.2000 Gazette 2000/30)

(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 (30) Priority: 26.01.1999 US 236900 (71) Applicants: PHILIPS ELECTRONICS NORTH AMERICA CORPORATION Tarrytown, NY 10591 (US) Levy, Paul S. Chandler, AZ 85224 (US) Sessions, D.C. Phoenix, AZ 85032 (US)	(72) Inventors: LEVY, Paul S. Chandler, AZ 85224 (US) SESSIONS, D.C. Phoenix, AZ 85032 (US) (74) Representative: Schoenmaker, Maarten  Internationaal Octrooibureau B.V.Prof. Holstlaan 6 5656 AA Eindhoven 5656 AA Eindhoven (NL)