(19)

(11)

EP 1 240 583 A2

(12)

(88) Date of publication A3: 25.07.2002 (43) Date of publication: 18.09.2002 Bulletin 2002/38 (21) Application number: 00986569.2 (22) Date of filing: 19.12.2000

(51) International Patent Classification (IPC)7: G06F 9/00 (86) International application number: PCT/US0034/458 (87) International publication number: WO 0104/6800 (28.06.2001 Gazette 2001/26)

(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: 23.12.1999 US 471754 (71) Applicant: General Instrument Corporation Horsham,Pennsylvania 19044 (US)	(72) Inventors: CANDELORE, Brant Escondido, CA 92029 (US) SPRUNK, Eric, J. Carlsbad, CA 92009 (US) (74) Representative: Regelmann, Thomas, Dr.  Hoeger, Stellrecht & Partner,Uhlandstrasse 14 c 70182 Stuttgart 70182 Stuttgart (DE)