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1. (WO2014188895) LIGHT-EMITTING DEVICE AND CAMERA
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2014/188895    International Application No.:    PCT/JP2014/062545
Publication Date: 27.11.2014 International Filing Date: 02.05.2014
IPC:
H05B 33/08 (2006.01), G03B 15/02 (2006.01), G03B 15/05 (2006.01), H01L 51/50 (2006.01), H05B 33/02 (2006.01), H05B 37/02 (2006.01)
Applicants: SEMICONDUCTOR ENERGY LABORATORY CO., LTD. [JP/JP]; 398, Hase, Atsugi-shi, Kanagawa 2430036 (JP)
Inventors: HIRAKATA, Yoshiharu; (JP).
OHSAWA, Nobuharu; .
IKEDA, Hisao; .
FUJITA, Kazuhiko; .
KAITA, Akihiro;
Priority Data:
2013-107153 21.05.2013 JP
Title (EN) LIGHT-EMITTING DEVICE AND CAMERA
(FR) DISPOSITIF ÉLECTROLUMINESCENT ET APPAREIL PHOTO
Abstract: front page image
(EN)A small light-emitting device is provided. A light-emitting device which is less likely to produce a shadow is provided. A structure including a switching circuit for supplying a pulsed constant current and a light-emitting panel supplied with the pulsed constant current has been conceived.
(FR)L'invention concerne un dispositif électroluminescent de petite dimension. L'invention concerne également un dispositif électroluminescent qui est moins susceptible de produire une ombre. Une structure qui comprend un circuit de commutation permettant l'alimentation en courant constant pulsé et un écran électroluminescent alimenté en courant constant pulsé a été conçue.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, KE, KG, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)