(19)
(11) EP 1 444 556 A1

(12)

(43) Date of publication:
11.08.2004 Bulletin 2004/33

(21) Application number: 02806777.5

(22) Date of filing: 23.10.2002
(51) International Patent Classification (IPC)7G05B 13/02, G06F 19/00
(86) International application number:
PCT/US2002/033853
(87) International publication number:
WO 2003/096130 (20.11.2003 Gazette 2003/47)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.10.2001 US 46359
14.06.2002 US 171758

(71) Applicant: Brooks-Pri Automation, Inc.
Billerica, MA 01821 (US)

(72) Inventors:
  • EDWARDS, Keith, A.
    Austin, TX 78750 (US)
  • ZOU. Jianping
    Austin, Texas 78759 (US)
  • MULLINS, James, A.
    Round Rock, TX 78681 (US)

(74) Representative: Wolff, Felix, Dr. et al
Kutzenberger & WolffTheodor-Heuss-Ring 23
50668 Köln
50668 Köln (DE)

   


(54) SEMICONDUCTOR RUN-TO-RUN CONTROL SYSTEM WITH STATE AND MODEL PARAMETER ESTIMATION