(19)

(11)

EP 0 966 832 A2

(12)

(43) Date of publication: 29.12.1999 Bulletin 1999/52 (21) Application number: 97939756.0 (22) Date of filing: 03.09.1997

(51) International Patent Classification (IPC):  H04L 12/ 64( . ) H04M 3/ 54( . ) H04M 3/ 42( . ) H04M 7/ 12( . ) H04L 29/ 06( . ) H04M 7/ 00( . ) H04M 3/ 428( . ) (86) International application number: PCT/US1997/015450 (87) International publication number: WO 1998/010573 (12.03.1998 Gazette 1998/10)

(84) Designated Contracting States: BE CH DE ES FR GB IT LI SE (30) Priority: 06.09.1996 US 19960708267 01.11.1996 US 19960740775 07.07.1997 US 19970888406 (71) Applicant: Data Race, Inc. San Antonio, tx 78249 (US)	(72) Inventor: BARKER, William, B. San Antonio, TX 78248 (US) (74) Representative: Casalonga, Axel, et al  BUREAU D.A. CASALONGA - JOSSE Morassistrasse 8 80469 München 80469 München (DE)