(19)

(11)

EP 1 738 277 A1

(12)

(43) Date of publication: 03.01.2007 Bulletin 2007/01 (21) Application number: 05718667.8 (22) Date of filing: 08.04.2005

(51) International Patent Classification (IPC):  G06F 17/00(2006.01) H04L 12/58(2006.01) G10L 15/26(2006.01) (86) International application number: PCT/IB2005/051156 (87) International publication number: WO 2005/101259 (27.10.2005 Gazette 2005/43)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR (30) Priority: 13.04.2004 EP 04101495 (71) Applicants: Philips Intellectual Property & Standards GmbH 20099 Hamburg (DE) DE  Koninklijke Philips Electronics N.V. 5621 BA Eindhoven (NL) AT BE BG CH CY CZ DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR	(72) Inventors: THELEN, Eric c/o Philips I.P. & Standards GmbH; 52066 Aachen (DE) PORTELE, Thomas c/o Philips I.P. & Standards GmbH; 52066 Aachen (DE) (74) Representative: Volmer, Georg  Philips Intellectual Property & Standards GmbH, Postfach 50 04 42 52088 Aachen 52088 Aachen (DE)