Ocean's King Lighting Science and Technology Co., Ltd.

Graphene Lighting China Limited

Huizhou Very Light Source Technology Co., Ltd

Very Optoelectronics (huizhou) Co., Ltd.

Ocean's King Lighting Science & Technology Do., Ltd.

Ocean's King Lighting & Technology Co., Ltd.

Tcl Very Lighting Technology (huizhou) Co., Ltd.

Ocean's King Lighting Science & Technology

Wenbo Ma

Yu Ngok Li

Ting Lu

Mingjie Zhou

Yugang Liu

Qingtao Li

Zhaopu Shi

Chaopu Shi

Qiurong Liao

Jing Tang

Jun Liu

Rong Wang

Yanbo Qiao

Chung-Ping Lai

Kuo-Hsin Chang

Yewen Wang

Guitang Chen

Xi Luo

Ting Lv

Shuxin Lu

Pengrui Shao

Xiaofang Liang

Xinshu Lu

Fangyi Weng

Danping Chen

An LED lamp contains: a base, a casing, a support, multiple LED emitters, a cap, and a driver. The casing includes an accommodation chamber and an opening. The base includes at least one first conductive element. The support includes at least one second conductive element. Each of the at least one LED emitter includes: a first LED chip string having multiple first LED chips connected in series, a second LED chip string having multiple second LED chips connected in series, a substrate, a high-color-temperature phosphor layer, and a low-color-temperature phosphor layer. The driver is electrically connected with the at least one first conductive element and the at least one second conductive element. A total resistance value of the first LED chip string is different from a total resistance value of the second LED chip string.

LED lamp and LED emitter of the same

A light-emitting diode (LED) emitter and a LED lamp having the same are revealed. The LED emitter includes a first LED chip string, a second LED chip string, a substrate, two electrodes, a high-color-temperature phosphor layer and a low-color-temperature phosphor layer. The substrate where the first LED chip string and the second LED chip string are arranged is electrically connected to the two electrodes. The high-color-temperature phosphor layer and low-color-temperature phosphor layer cover the first LED chip string and the second LED chip string respectively. The total resistance value of the first LED chip string is different from the total resistance value of the second LED chip string.

LED emitter and LED lamp having the same

A LED lamp filament, comprising: a long strip-shaped substrate, a plurality of light-emitting units arranged on a first surface of the substrate and distributed along the extending direction of the substrate, and a light-transmittable fluorescent glue layer covering the first surface and the plurality of light-emitting units. A plurality of bulges are provided on at least one side of the substrate, and the bulges are distributed along the extending direction of the substrate; one part of light excited by the fluorescent glue layer and emitted from the light-emitting units emits out in a direction towards a second surface, opposite to the first surface, of the substrate from a space between adjacent bulges.

LED lamp filament

A luminous nano-glass-ceramics used as white LED source and the preparing method of nano-glass-ceramics are provided. The glass is a kind of non-porous compact SiOglass in which luminous nano-microcrystalites are dispersed. The luminous nano-microcrystalite has the chemical formula of YGdAlO:Ce, wherein 0&#x2266;x&#x2266;3. The stability of the said glass is good and its irradiance is uniform. The preparing method comprises the following steps: dissolving the compound raw materials in the solvent to form mixed solution, dipping the nano-microporous SiOglass in the solution, taking it out and air drying, sintering at the temperature of 1100-1300&#xb0; C. for 1-5 hours by stage heating, and obtaining the product. The method has a simple process, convenient operation and low cost.

Luminous nano-glass-ceramics used as white LED source and preparing method of luminous nano-glass-ceramics

Metal nano particles doped with silicate luminescent materials and preparation methods thereof are provided. The luminescent materials are represented by the general formula: (SrAEu)SiO:Dz@M, wherein A is one or two selected from alkaline-earth metal elements, D is F or Cl, @ is for coating, M is one or two selected from Ag, Au, Pt, Pd or Cu metal nano particles, 0&#x2266;x&#x2266;0.5, 0.001&#x3c;y&#x2266;0.15, and 0&#x2266;z&#x2266;0.5. n is a molar ratio of metal nano particles to the silicon element, wherein 0&#x3c;n&#x2266;0.01. Compared to the luminescent materials in the art, the said luminescent materials have higher internal quantum efficiency, luminous intensity and stability, therefore they are appropriate to be used in coating technique and improve the visual effect.

Metal nano particles doped with silicate luminescent materials and preparation methods thereof

A preparation method of rare earth ions doped alkaline earth metal silicate luminescent glass is provided. The steps involve: step 1, mixing the source compounds of cerium, terbium and alkaline earth metals and putting the mixture into solvent to get a mixed solution; step 2, impregnating the nanometer pores glass with the mixed solution obtained in step 1; step 3: calcining the impregnated nanometer pores glass obtained in step 2 in a reducing atmosphere, cooling to room temperature, then obtaining the cerium and terbium co-doped alkaline earth metal silicate luminescent glass. Besides, the rare earth ions doped alkaline earth metal silicate luminescent glass prepared with aforesaid method is also provided. In the prepared luminescent glass, cerium ions can transmit absorbed energy to terbium ions under the excitation of UV light due to the co-doping of cerium ions. As a result, the said luminescent glass has higher luminous intensity than the glass only doped with terbium.

Rare earth ions doped alkali metal silicate luminescent glass and the preparation method thereof

Zinc manganese silicate containing metal particles luminescent materials and preparation methods thereof are provided. The said luminescent materials are a blend of metal M nanoparticles and ZnSiO:Mn, wherein M is one of Ag, Au and Pt, 0.001&#x2266;x&#x2266;0.1, 0.00001&#x2266;y&#x2266;0.01, y is the molar ratio of M to ZnSiO:Mn. The said methods include the following steps: step, preparing silica aerogel containing metal particles; step, weighing source compound of zinc, source compound of manganese and the silica aerogel in stepat stoichiometric ratio and mixing them to form mixture; step, sintering the mixture in step, then cooling and grinding to form the said luminescent materials with higher luminescent intensity. The said methods have simple steps, easy operation, low sintering temperature and low cost.

Zinc manganese silicate containing metal particles luminescent materials and preparation methods thereof

A luminescent element is disclosed including: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate comprises a luminescent material with a chemical composition of YSiO:Tb. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent devices with ultrahigh brightness.

Luminescent element, preparation method thereof and luminescence method

A luminescent element including nitride includes a luminescent film and a metal layer with a metal microstructure formed on a surface of the luminescent film; wherein the luminescent film has a chemical composition: GaAlN:yRe, wherein Re represents the rare earth element, 0&#x2266;x&#x2266;1, 0&#x3c;y&#x2266;0.2. A preparation method of a luminescent element including nitride and a luminescence method are also provided. The metal layer is formed on the surface of the luminescent film, and the luminescent element including nitride has simple structure, good luminescence homogeneity, high luminescence efficiency, and good luminescence stability.

Luminescent element including nitride, preparation method thereof and luminescence method

A luminescent element includes a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate has a luminescent material with a chemical composition: YO:Eu. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.

Luminescent element, its preparation method thereof and luminescene method

A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of ZnSiO:Mn. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.

A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of YAlGaO:Tb, and 0&#x2266;x&#x2266;5. A preparation method of a luminescent element and a luminescence method are also provided. The luminescent element has good luminescence homogeneity, high luminescence efficiency, good luminescence stability and simple structure, and can be used in luminescent device with ultrahigh brightness.

A method for raising luminous efficiency of field emissive luminescent material, a luminescent glass element and the preparing method thereof are provided. The method for raising luminous efficiency of field emissive luminescent material comprises: forming a nonperiodic metal film having metal micro-nano structure on the surface of a luminescent glass body having a composition of aMO.bYO.cSiO.dTbO; eradiating cathode ray to the metal film, and the cathode ray penetrating the metal film to make the glass body to luminesce. The luminescent glass element has a luminescent glass body, and a nonperiodic metal film having metal micro-nano structure forming on the glass body. The preparing method of the element comprises: preparing a luminescent glass body, forming a metal film on the surface of the luminescent glass body, annealing and cooling to obtain the luminescent glass element. The luminescent glass element in the invention has good transmissivity, high homogenization and luminous efficiency, good stability and simple structure. The preparing method thereof is simple and has a low cost.

Method for raising luminous efficiency of field emissive luminescent material, luminescent glass element and the preparing method thereof

Oxide luminescent materials and preparation methods thereof are provided. The said luminescent materials are represented by the general formula: aReO.bSiO.cEuO.dM, wherein Re is at least one selected from Gd and Y, M is selected from metal nano-particles, (a+c):b=0.5-5, d:b=5&#xd7;10-5&#xd7;10, c:(a+c)=0.02-0.1. Compared to the oxide luminescent materials in the art, the said luminescent materials have higher luminescent intensity.

Oxide luminescent materials and preparation methods thereof

Silicate luminescent materials and preparation methods thereof are provided. The luminescent materials are represented by the general formula: MMSiO:xCe, yM, Mis at least one selected from Ca, Sr, Ba, Mg and at least contains Ca, Mis Sc, Sc and Y, Mis one selected from metal nano particles of Ag, Au, Pt, Pd or Cu, wherein 2.8&#x2266;a&#x2266;3.2, 1.8&#x2266;b&#x2266;2.1, 2.9&#x2266;c&#x2266;3.3, 0.01&#x2266;x&#x2266;0.2 and 1&#xd7;10&#x2266;y&#x2266;1&#xd7;10. Compared to the luminescent materials in the prior art, the said luminescent materials have higher luminous efficiency and more stable performance and structure. The said methods have simple technique and low cost, therefore are appropriate to be used in industry.

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Shenzhen, China

Wenbo Ma