(19)

(11)

EP 1 169 844 A1

(12)

(43) Date of publication: 09.01.2002 Bulletin 2002/02 (21) Application number: 00923150.7 (22) Date of filing: 07.04.2000

(51) International Patent Classification (IPC)7: H04M 11/06, H04Q 11/04 (86) International application number: PCT/US0009/207 (87) International publication number: WO 0062/522 (19.10.2000 Gazette 2000/42)

(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: 08.04.1999 US 128602 P (71) Applicant: General Instrument Corporation Horsham, Pennsylvania 19044 (US)	(72) Inventors: MOORE, Richard, Jr. Harleysville, PA 19438 (US) BLUM, William Harleysville, PA 19438 (US) (74) Representative: Bohnenberger, Johannes, Dr. et al Meissner, Bolte & Partner Postfach 86 06 24 81633 München 81633 München (DE)