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Machine translation
1. (WO2007003641) METHOD FOR TRANSMITTING A FLOW OF DIGITAL DATA AND OF CONTROL MESSAGES ASSOCIATED WITH SAID FLOW ADDRESSED TO MOBILE TERMINALS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/003641    International Application No.:    PCT/EP2006/063864
Publication Date: 11.01.2007 International Filing Date: 04.07.2006
IPC:
H04N 7/16 (2011.01)
Applicants: NAGRA FRANCE SAS [FR/FR]; Rue Du Colonel Pierre Avia 28, F-75015 Paris (FR) (For All Designated States Except US).
WENDLING, Bertrand [FR/FR]; (FR) (For US Only)
Inventors: WENDLING, Bertrand; (FR)
Agent: WENGER, Joel; Leman Consulting S.A., Chemin de Précossy 31, CH-1260 Nyon (CH)
Priority Data:
05291468.6 06.07.2005 EP
Title (EN) METHOD FOR TRANSMITTING A FLOW OF DIGITAL DATA AND OF CONTROL MESSAGES ASSOCIATED WITH SAID FLOW ADDRESSED TO MOBILE TERMINALS
(FR) MÉTHODE DE TRANSMISSION D'UN FLUX DE DONNÉES NUMÉRIQUES ET DE MESSAGES DE CONTRÔLE ASSOCIÉS AUDIT FLUX À DESTINATION D'ÉQUIPEMENTS MOBILES
Abstract: front page image
(EN)The invention concerns a method for transmitting a flow of digital data and of controlled messages associated with said flow addressed to mobile terminals. The flow comprises successive bursts of data of encrypted contents with control words included in the control messages transmitted in parallel with said flow. The method is characterized in that it consists in inserting a control message in each transmitted burst of contents, said message containing at least one control word designed to decrypt the contents of said burst.
(FR)La présente invention propose une méthode de transmission d'un flux de données numériques et de messages de contrôle associés audit flux à destination d'équipements mobiles. Le flux comprend des salves successives de données d'un contenu encrypté avec des mots de contrôle inclus dans les messages de contrôle transmis en parallèle avec le flux. La méthode est caractérisée en ce qu'elle consiste à insérer un message de contrôle dans chaque salve de contenu transmise, ledit message contenant au moins un mot de contrôle destiné à décrypter le contenu de ladite salve.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: French (FR)
Filing Language: French (FR)