(19)

(11)

EP 1 092 334 A2

(12)

(88) Date of publication A3: 13.04.2000 (43) Date of publication: 18.04.2001 Bulletin 2001/16 (21) Application number: 99932142.5 (22) Date of filing: 30.06.1999

(51) International Patent Classification (IPC)7: H04Q 11/04, H04Q 3/00, H04L 12/24 (86) International application number: PCT/US9914/913 (87) International publication number: WO 0001/102 (06.01.2000 Gazette 2000/01)

(84) Designated Contracting States: DE ES FR GB IT (30) Priority: 30.06.1998 US 91371 P (71) Applicants: Alcatel USA Sourcing, L.P. Plano, TX 75075 (US) Thomas, Shaji A. Raleigh, NC 27610 (US) Frazier, Paul R. Dallas, TX 75248 (US) Austin, David E. Plano, TX 75023 (US) Walding, Andrew M. Sunninghill,Berkshire SL5 9TJ (GB) Garcia, Clemente G. Garland, TX 75040 (US)	(72) Inventors: THOMAS, Shaji, A. Raleigh, NC 27610 (US) FRAZIER, Paul, R. Dallas, TX 75248 (US) AUSTIN, David, E. Plano, TX 75023 (US) WALDING, Andrew M. Sunninghill,Berkshire SL5 9TJ (GB) GARCIA, Clemente, G. Garland, TX 75040 (US) (74) Representative: Schäfer, Wolfgang, Dipl.-Ing.  Dreiss, Fuhlendorf, Steimle & BeckerPostfach 10 37 62 70032 Stuttgart 70032 Stuttgart (DE)