Patent application number | Description | Published |
20100038590 | METHOD FOR PREPARING B-SIALON PHOSPHOR - There is provided a method for preparing a β-SiAlON phosphor capable of be controlled to show characteristics such as high brightness and desired particle size distribution. The method for preparing a β-SiAlON phosphor represented by Formula: Si | 02-18-2010 |
20100283382 | White light emitting device - A white light emitting device including: a blue light emitting diode (LED); a green silicate phosphor formed on the blue LED; and a red sulfide phosphor with a surface coated with a silicone oxide layer, the red sulfide phosphor formed on the blue LED. | 11-11-2010 |
20110007228 | WHITE LIGHT EMITTING DEVICE - A white light emitting device capable of expanding the wavelength range of a blue LED used for realizing white light. The white light emitting device according to the present invention includes a blue LED and a mixture of orange phosphor and green phosphor disposed above the blue LED. | 01-13-2011 |
20110096560 | PHOSPHOR, METHOD FOR PREPARING AND USING THE SAME, LIGHT EMITTING DEVICE PACKAGE, SURFACE LIGHT SOURCE APPARATUS AND LIGHTING APPARATUS USING RED PHOSPHOR - Disclosed are a phosphor, a method for preparing and using the same, a light emitting device package, a surface light source apparatus, a lighting apparatus using the phosphor, and a display apparatus. The phosphor includes an inorganic compound represented by an empirical formula (Sr, M) | 04-28-2011 |
20110234118 | Complex Crystal Phosphor, Light Emitting Device, Surface Light Source Apparatus, Display Apparatus, and Lighting Device - A complex crystal phosphor is an inorganic composition containing at least an M element, an Al element, silicon, oxygen, and nitrogen. The inorganic composition has particles having at least two types of crystal phase, and the at least two types of crystal phase include a first crystal phase which is the same as a M | 09-29-2011 |
20110266584 | WHITE LIGHT EMITTING DIODE WITH YELLOW, GREEN AND RED LIGHT EMITTING PHOSPHORS - Provided is a white light emitting diode (LED) including a blue LED chip; and yellow, green, and red light emitting phosphors that are coated on the blue LED chip at a predetermined mixing ratio and converts light, emitted from the blue LED chip, into white light. | 11-03-2011 |
20120138992 | METHOD FOR PREPARING PHOSPHOR AND LIGHT EMITTING DEVICE - A method for preparing a phosphor includes: dissolving at least one metal as a raw material of a desired phosphor in liquid ammonia to form a metal-amide type precursor; gathering the metal-amide type precursor; and firing the precursor to form a desired phosphor. | 06-07-2012 |
20120306356 | FLUORESCENT SUBSTANCE, LIGHT EMITTING DEVICE, SURFACE LIGHT SOURCE DEVICE, DISPLAY DEVICE AND ILLUMINATING DEVICE - There is provided a phosphor having a β-type Si | 12-06-2012 |
20130147344 | PHOSPHOR, MANUFACTURING METHOD OF PHOSPHOR AND LIGHT EMITTING DEVICE INCLUDING THE SAME - A phosphor is represented by a general Formula: Eu | 06-13-2013 |
20130161534 | METHOD OF MANUFACTURING WHITE LIGHT EMITTING DEVICE (LED) AND APPARATUS MEASURING PHOSPHOR FILM - A method of manufacturing a white light emitting device includes dividing a phosphor sheet into phosphor film units to be applied to individual light emitting diode (LED) devices, measuring light conversion characteristics of the respective phosphor film units, classifying the phosphor film units of the phosphor sheet into a plurality of groups according to measurement results of the light conversion characteristics and combining the phosphor film units classified into the plurality of groups and an LED device having predetermined light characteristics so as to obtain target color characteristics. | 06-27-2013 |
20130168888 | METHOD FOR PREPARING A -SIAION PHOSPHOR - There is provided a method for preparing a β-SiAlON phosphor capable of be controlled to show characteristics such as high brightness and desired particle size distribution. The method for preparing a β-SiAlON phosphor represented by Formula: Si | 07-04-2013 |
20140133146 | PHOSPHOR, METHOD FOR PREPARING AND USING THE SAME, LIGHT EMITTING DEVICE PACKAGE, SURFACE LIGHT SOURCE APPARATUS AND LIGHTING APPARATUS USING RED PHOSPHOR - Disclosed are a phosphor, a method for preparing and using the same, a light emitting device package, a surface light source apparatus, a lighting apparatus using the phosphor, and a display apparatus. The phosphor includes an inorganic compound represented by an empirical formula (Sr, M) | 05-15-2014 |