(19)
(11) EP 0 243 433 A1

(12)

(43) Date of publication:
04.11.1987 Bulletin 1987/45

(21) Application number: 86906370.0

(22) Date of filing: 17.10.1986
(51) International Patent Classification (IPC): 
G10K 11/ 178( . )
(86) International application number:
PCT/GB1986/000635
(87) International publication number:
WO 1987/002496 (23.04.1987 Gazette 1987/09)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 18.10.1985 GB 19850025800

(71) Applicant: CONTRANOISE LIMITED
Essex CO1 2TW (GB)

(72) Inventor:
  • TAYLOR, Brian, Alan 63 Princes Road
    Suffolk IP11 7PL (GB)

   


(54) TRANSFER FUNCTION GENERATION FOR ACTIVE NOISE CANCELLATION