(19)
(11) EP 1 000 500 A2

(12)

(88) Date of publication A3:
23.12.1998

(43) Date of publication:
17.05.2000 Bulletin 2000/20

(21) Application number: 98904802.0

(22) Date of filing: 03.02.1998
(51) International Patent Classification (IPC)7: H04M 7/00, H04M 3/48, H04L 12/64, H04L 29/06
(86) International application number:
PCT/US9801/868
(87) International publication number:
WO 9834/391 (06.08.1998 Gazette 1998/31)
(84) Designated Contracting States:
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 03.02.1997 US 794555
03.02.1997 US 794114
03.02.1997 US 794689
10.02.1997 US 807130
10.02.1997 US 798208
10.02.1997 US 795270
10.02.1997 US 797964
10.02.1997 US 800243
10.02.1997 US 798350
10.02.1997 US 797445
10.02.1997 US 797360

(71) Applicants:
  • MCI Worldcom, Inc.
    Jackson, MS 19201 (US)
  • Eastep, Guido M.
    McKinney, TX 75070 (US)
  • Litzenberger, Paul R.
    Wylie, TX 75098 (US)
  • Orebaugh, Shannon R.
    Herndon, VA 20170 (US)
  • Elliott, Isaac K.
    Colorado Springs, CO 80920 (US)
  • Stelle Rick
    Colorado Springs, CO 80918 (US)
  • Schrage, Bruce
    Colorado Springs, CO 80918 (US)
  • Baxter, Craig A.
    Colorado Springs, CO 80919 (US)
  • Atkinson, Wesley
    Woodland Park, CO 80863 (US)
  • Knostman, Chuck
    Colorado Springs, CO 80918 (US)
  • Chen, Bing
    Colorado Springs, CO 80919 (US)
  • Vandersluis, Kristan
    Colorado Springs, CO 80918 (US)

(72) Inventors:
  • EASTEP, Guido, M.
    McKinney, TX 75070 (US)
  • LITZENBERGER, Paul, R.
    Wylie, TX 75098 (US)
  • OREBAUGH, Shannon, R.
    Herndon, VA 20170 (US)
  • ELLIOTT, Isaac, K.
    Colorado Springs, CO 80920 (US)
  • STELLE, Rick
    Colorado Springs, CO 80918 (US)
  • SCHRAGE, Bruce
    Colorado Springs, CO 80918 (US)
  • BAXTER, Craig, A.
    Colorado Springs, CO 80919 (US)
  • ATKINSON, Wesley
    Woodland Park, CO 80863 (US)
  • KNOSTMAN, Chuck
    Colorado Springs, CO 80918 (US)
  • CHEN, Bing
    Colorado Springs, CO 80919 (US)
  • VANDERSLUIS, Kristan
    Colorado Springs, CO 80918 (US)
  • JUN, Fang +di
    us (US)

(74) Representative: Rupp, Christian, Dipl.Phys. et al
Mitscherlich & PartnerPatent- und RechtsanwälteSonnenstrasse 33
80331 München
80331 München (DE)

   


(54) A COMMUNICATION SYSTEM ARCHITECTURE