(19)
(11) EP 1 021 789 A1

(12)

(43) Date of publication:
26.07.2000 Bulletin 2000/30

(21) Application number: 98949579.1

(22) Date of filing: 28.09.1998
(51) International Patent Classification (IPC)7G06K 15/00
(86) International application number:
PCT/US9820/281
(87) International publication number:
WO 9919/829 (22.04.1999 Gazette 1999/16)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 10.10.1997 US 61780 P
02.12.1997 US 67336 P
17.07.1998 US 118357
17.07.1998 US 118423
17.07.1998 US 118606
17.07.1998 US 118607
17.07.1998 US 118610
17.07.1998 US 118653
22.07.1998 US 120769

(71) Applicant: Display Edge Technology, Ltd.
Troy, OH 45374 (US)

(72) Inventors:
  • KAYSER, Kenneth, W.
    St. Charles, IL 60174 (US)
  • FREDERICK, W., Richard
    Mundelein, IL 60060 (US)
  • SWARTZEL, Stanley, J.
    Trotwood, OH 45426 (US)

(74) Representative: Howden, Christopher Andrew et al
FORRESTER & BOEHMERTFranz-Joseph-Strasse 38
80801 München
80801 München (DE)

   


(54) ARTICLE-INFORMATION DISPLAY SYSTEM USING ELECTRONICALLY CONTROLLED TAGS