(19)

(11)

EP 1 373 996 A2

(12)

(88) Date of publication A3: 09.10.2003 (43) Date of publication: 02.01.2004 Bulletin 2004/01 (21) Application number: 01983588.3 (22) Date of filing: 19.11.2001

(51) International Patent Classification (IPC)7: G05B 19/418 (86) International application number: PCT/EP2001/013407 (87) International publication number: WO 2002/071167 (12.09.2002 Gazette 2002/37)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 20.11.2000 US 717896 (71) Applicants: MOTOROLA, INC. Schaumburg, IL 60196 (US) Zeakes, Jeason Austin, TX 78728 (US)	(72) Inventor: ZEAKES, Jason Round Rock,Texas 78681 (US) (74) Representative: McCormack, Derek James  MotorolaEuropean Intellectual Property OperationsMidpointAlencon Link BasingstokeHampshire RG21 7PL BasingstokeHampshire RG21 7PL (GB)