(19)
(11) EP 0 857 378 A1

(12)

(43) Date of publication:
12.08.1998 Bulletin 1998/33

(21) Application number: 96919230.0

(22) Date of filing: 05.06.1996
(51) International Patent Classification (IPC): 
H04B 11/ 00( . )
H04S 3/ 00( . )
(86) International application number:
PCT/US1996/009565
(87) International publication number:
WO 1996/039754 (12.12.1996 Gazette 1997/02)
(84) Designated Contracting States:
DE ES FR GB IT SE

(30) Priority: 05.06.1995 US 19950460855

(71) Applicant: Constantinov, Christian
Chicago, IL 60637 (US)

(72) Inventor:
  • Constantinov, Christian
    Chicago, IL 60637 (US)

(74) Representative: VOSSIUS & PARTNER 
Siebertstrasse 4
81675 München
81675 München (DE)

   


(54) ULTRASONIC SOUND SYSTEM AND METHOD FOR PRODUCING VIRTUAL SOUND