(19)
(11) EP 0 979 482 A1

(12)

(43) Date of publication:
16.02.2000 Bulletin 2000/07

(21) Application number: 97925517.1

(22) Date of filing: 08.05.1997
(51) International Patent Classification (IPC)7: G06K 7/10
(86) International application number:
PCT/US9707/967
(87) International publication number:
WO 9743/730 (20.11.1997 Gazette 1997/50)
(84) Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 10.05.1996 US 17502 P

(71) Applicant: ioptics Incorporated
Issaquah, WA 98027 (US)

(72) Inventors:
  • LAYBOURN, Loren
    Federal Way, WA 98003 (US)
  • BLAHUT, Richard, E.
    Champaign, IL 61821 (US)
  • RUSSELL, James, T.
    Bellevue, WA 98006 (US)

(74) Representative: Grünecker, Kinkeldey, Stockmair & SchwanhäusserAnwaltssozietät 
Maximilianstrasse 58
80538 München
80538 München (DE)

   


(54) ALIGNMENT METHOD AND APPARATUS FOR RETRIEVING INFORMATION FROM A TWO-DIMENSIONAL DATA ARRAY