(19)
(11) EP 1 252 775 A2

(12)

(88) Date of publication A3:
24.01.2002

(43) Date of publication:
30.10.2002 Bulletin 2002/44

(21) Application number: 01901874.6

(22) Date of filing: 08.01.2001
(51) International Patent Classification (IPC)7: H04Q 7/22, H04Q 7/32
(86) International application number:
PCT/US0100/575
(87) International publication number:
WO 0105/0734 (12.07.2001 Gazette 2001/28)
(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: 06.01.2000 US 479456

(71) Applicant: QUALCOMM INCORPORATED
San Diego, CA 92121-1714 (US)

(72) Inventors:
  • JOHN, Johnny, K.
    San Diego, CA 92131 (US)
  • SIH, Gilbert, C.
    San Diego, CA 92129 (US)
  • LEUNG, Nikolai, K.N.
    Arlington, VA 22207 (US)

(74) Representative: Wagner, Karl H., Dipl.-Ing. 
Wagner & Geyer,Patentanwälte,Gewürzmühlstrasse 5
80538 München
80538 München (DE)

   


(54) METHOD AND SYSTEM FOR TRANSPARENTLY DETERMINING CALL SERVICE OPTIONS