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Machine translation
1. (WO2005066874) CONTENT DISTRIBUTION SYSTEM, LICENSE DISTRIBUTION METHOD AND TERMINAL DEVICE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2005/066874    International Application No.:    PCT/JP2004/019287
Publication Date: 21.07.2005 International Filing Date: 16.12.2004
Chapter 2 Demand Filed:    19.12.2005    
IPC:
G06F 21/10 (2013.01), H04L 9/32 (2006.01)
Applicants: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. [JP/JP]; 1006, Oaza Kadoma, Kadoma-shi, Osaka 5718501 (JP) (For All Designated States Except US).
NIWANO, Satoshi; (For US Only).
OKAMOTO, Ryuichi; (For US Only).
TOKUDA, Katsumi; (For US Only).
MURAKAMI, Hiroki; (For US Only)
Inventors: NIWANO, Satoshi; .
OKAMOTO, Ryuichi; .
TOKUDA, Katsumi; .
MURAKAMI, Hiroki;
Agent: NII, Hiromori; c/o NII Patent Firm, 6F, Tanaka Ito Pia Shin-Osaka Bldg., 3-10, Nishi Nakajima 5-chome, Yodogawa-ku, Osaka-city, Osaka 5320011 (JP)
Priority Data:
2004-003431 08.01.2004 JP
Title (EN) CONTENT DISTRIBUTION SYSTEM, LICENSE DISTRIBUTION METHOD AND TERMINAL DEVICE
(FR) SYSTEME DE DISTRIBUTION DE CONTENUS, PROCEDE DE DISTRIBUTION DE LICENCES ET DISPOSITIF TERMINAL
Abstract: front page image
(EN)The transmission format A license conversion unit (430) of the terminal device (120) converts the transmission format license (710), which is obtained from the license relay server (110), described in a transmission format into a processing format license (510) to be specified by the conversion format specification information (711) and detects modifications on the license whose format has already been converted by performing a signature verification on the after-conversion processing format license (510) using a processing format signature (712).
(FR)L'invention concerne une unité de conversion de licence A de format de transmission (430) du dispositif de terminal (120), qui convertit la licence de format de transmission (710), obtenue du serveur relais de licence (110), décrit dans un format de transmission, en une licence de format de traitement (510) à spécifier par les informations de spécification de format de conversion (711), et qui détecte des modifications sur la licence dont le format a déjà été converti par le biais d'une vérification de signature sur la licence de format de traitement (510) après conversion au moyen d'une signature de format de traitement (712).
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, HR, HU, ID, IL, IN, IS, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, 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, 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: English (EN)
Filing Language: English (EN)