(19)

(11)

EP 0 754 332 A1

(12)

(43) Date of publication: 22.01.1997 Bulletin 1997/04 (21) Application number: 94913901.0 (22) Date of filing: 14.03.1994

(51) International Patent Classification (IPC):  G06F 17/ 21( . ) G10H 1/ 00( . ) G11B 27/ 031( . ) G11B 27/ 34( . ) G06F 17/ 30( . ) G10H 7/ 00( . ) G11B 27/ 034( . ) G11B 27/ 36( . ) (86) International application number: PCT/US1994/002716 (87) International publication number: WO 1995/025312 (21.09.1995 Gazette 1995/40)

(84) Designated Contracting States: BE CH DE FR GB GR IE IT LI NL SE (71) Applicant: AIRWORKS MEDIA SERVICES, LTD Edmonton AB T5J 2E7 (CA)	(72) Inventor: GOEDE, Darryl Edmonton, Alberta T6L1P2 (CA) (74) Representative: Baillie, Iain Cameron, et al  c/o Ladas & Parry Altheimer Eck 2 80331 München 80331 München (DE)