EP 2179323 A1 20100428 - LCD BACKLIGHTING WITH LED PHOSPHORS
Title (en)
LCD BACKLIGHTING WITH LED PHOSPHORS
Title (de)
LCD-HINTERGRUNDBELEUCHTUNG MIT LED-LEUCHTSTOFFEN
Title (fr)
RÉTROÉCLAIRAGE DE DISPOSITIF D'AFFICHAGE À CRISTAUX LIQUIDES COMPORTANT UNE COMBINAISON DEL-LUMINOPHORES
Publication
Application
Priority
- EP 2008006007 W 20080723
- DE 102007039260 A 20070820
Abstract (en)
[origin: WO2009024229A1] The invention relates to a liquid crystal display equipped with a backlighting system with a white light source, which contains a semiconductor diode and a phosphor layer consisting of a combination of at least two phosphors, wherein at least one phosphor emits red light and at least one phosphor emits green light, and a production process therefor.
IPC 8 full level
G02F 1/13357 (2006.01); C09K 11/77 (2006.01); H05B 33/14 (2006.01)
CPC (source: EP US)
C09K 11/685 (2013.01 - EP US); C09K 11/77342 (2021.01 - EP US); C09K 11/7774 (2013.01 - EP US); C09K 11/7794 (2013.01 - EP US); G02F 1/133603 (2013.01 - EP US); H05B 33/14 (2013.01 - EP US); G02B 6/0073 (2013.01 - EP US); G02F 1/133614 (2021.01 - EP US); Y02B 20/00 (2013.01 - EP US); Y10T 29/49002 (2015.01 - EP US)
Citation (search report)
See references of WO 2009024229A1
Citation (examination)
- WANG Z ET AL: "A Potential Red-Emitting Phosphor for LED Solid-State Lighting", ELECTROCHEMICAL AND SOLID-STATE LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 8, no. 4, 23 February 2005 (2005-02-23), pages H33 - H35, XP002443658, ISSN: 1099-0062, DOI: DOI:10.1149/1.1865672
- WANG ET AL: "Luminescence investigation of Eu<3+> activated double molybdates red phosphors with scheelite structure", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 432, no. 1-2, 6 March 2007 (2007-03-06), pages 308 - 312, XP005916553, ISSN: 0925-8388, DOI: DOI:10.1016/J.JALLCOM.2006.06.008
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
DE 102007039260 A1 20090226; CN 101784948 A 20100721; EP 2179323 A1 20100428; JP 2010537375 A 20101202; KR 20100074142 A 20100701; TW 200925742 A 20090616; US 2011299008 A1 20111208; WO 2009024229 A1 20090226; WO 2009024229 A9 20090618
DOCDB simple family (application)
DE 102007039260 A 20070820; CN 200880103644 A 20080723; EP 08774036 A 20080723; EP 2008006007 W 20080723; JP 2010521327 A 20080723; KR 20107005999 A 20080723; TW 97131799 A 20080820; US 67437308 A 20080723