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1. (WO2005116966) GAMMA CORRECTION DEVICE, METHOD AND APPLICATION
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2005/116966    International Application No.:    PCT/CN2004/000532
Publication Date: 08.12.2005 International Filing Date: 25.05.2004
IPC:
G09G 3/30 (2006.01)
Applicants: QUANTA DISPLAY INC. [CN/CN]; No.189, Hua Ya 2nd Rd., Kuei Shan Hsiang, Tao Yuan Shien, Taiwan 333 (CN) (For All Designated States Except US).
QUANTA DISPLAY JAPAN INC. [JP/JP]; Uchihiranomachi 3-2-12, Chuou-Ku, Osaka, Osaka (JP) (For All Designated States Except US).
YI, Jianyu [CN/CN]; (CN) (For US Only)
Inventors: YI, Jianyu; (CN)
Agent: NTD PATENT & TRADEMARK AGENCY LIMITED BEIJING OFF ICE; 10th Floor, Block A Investment Plaza, 27 Jinrongdajie, Beijing 100032 (CN)
Priority Data:
Title (EN) GAMMA CORRECTION DEVICE, METHOD AND APPLICATION
(FR) DISPOSITIF DE CORRECTION GAMMA, PROCEDE ET APPLICATION
Abstract: front page image
(EN)A method and device for Gamma correction, firstly gets a color from the displayed image mainly by a signal process mode. The color just got is in the ascendant and also is the most conclusive of the image signal. Then the Gamma correction is performed based on that color. It could realize a same display characteristic as a Gamma correction which independently regulates red, green and blue can do.
(FR)L'invention porte sur un procédé et un dispositif de correction gamma consistant: (i) à obtenir une couleur à partir de l'image affichée, principalement par un mode de traitement du signal, ladite couleur étant dans l'ascendant, et la plus représentative du signal d'image; et (ii) à effectuer la correction gamma sur la base de cette couleur. L'invention permet de réaliser la même caractéristique d'affichage que la correction gamma qui règle indépendamment le rouge, le vert et le bleu.
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, JP, 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, 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, IT, 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: Chinese (ZH)
Filing Language: Chinese (ZH)