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No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
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1
US10930823B2
Light-emitting device, method for designing light-emitting device, method for driving light-emitting device, illumination method, and method for manufacturing light-emitting device
Publication/Patent Number: US10930823B2 Publication Date: 2021-02-23 Application Number: 15/974,322 Filing Date: 2018-05-08 Inventor: Horie, Hideyoshi   Assignee: CITIZEN ELECTRONICS CO., LTD.   IPC: H01L33/50 Abstract: Described herein are light-emitting devices that incorporate at least one light-emitting element and that satisfy predetermined requirements, in which ϕSSL(λ) emitted from the light-emitting device satisfies predetermined conditions described herein.
2
US10651247B2
Curved display, display module and display terminal
Publication/Patent Number: US10651247B2 Publication Date: 2020-05-12 Application Number: 16/094,475 Filing Date: 2018-08-28 Inventor: Yan, Weinan   Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.   IPC: H01J1/62 Abstract: A flexible curved display comprises a flexible glass portion and a flexible display panel connected to the flexible glass portion. The flexible display panel comprises a flat section and a bending section, the flat section and the bending section projecting along a same projection direction to respectively define a first projection area and a second projection area on a same projection plane; a plurality of pixels on the flexible display panel projecting along the projection direction to define plural projection points on the projection plane, the projection points satisfying a predetermined condition, and the predetermined condition comprising same distance between adjacent projection points along a same reference direction. The distance between the subpixels of the bending section is the same as the distance between the subpixels of the flat section. Thus, it can solve deformation issues and improve display performance.
3
US10588197B2
Light emitting module
Publication/Patent Number: US10588197B2 Publication Date: 2020-03-10 Application Number: 16/424,155 Filing Date: 2019-05-28 Inventor: Chiu, Yu-hao   Yang, Tzu-ming   Assignee: PEGATRON CORPORATION   IPC: H01J1/62 Abstract: A light emitting module including a working piece and a light emitting film is provided. The light emitting film is disposed on a surface of the working piece and emits lights according to a voltage difference. The light emitting film includes a bottom layer, a pattern layer and a colour layer. The bottom layer is disposed on the surface of the working piece. The pattern layer is disposed on the bottom layer for providing a pattern. The colour layer is disposed on the bottom layer for providing a colour. The pattern layer and the colour layer are overlapped with each other over the bottom layer, so that the light emitting film forms a light emitting pattern with the pattern and the colour on the working piece.
4
US10636992B2
Light-emitting element, lighting device, light-emitting device, and electronic device
Publication/Patent Number: US10636992B2 Publication Date: 2020-04-28 Application Number: 16/166,610 Filing Date: 2018-10-22 Inventor: Ushikubo, Takahiro   Assignee: Semiconductor Energy Laboratory Co., Ltd.   IPC: H01J1/62 Abstract: A light-emitting element whose degree of deterioration with driving time is improved and of which emission colors are easily controlled. A light-emitting emitting element having a first electrode, a second electrode, and a layer containing an organic compound located between the first electrode and the second electrode, in which the layer containing the organic compound at least has, from the second electrode side, a light-emitting layer in which a first layer, a second layer, and a third layer are stacked, and a hole-transporting layer provided in contact with the third layer; the first layer contains a first organic compound and a second organic compound; the second layer contains a third organic compound and a fourth organic compound; and the third layer contains the first organic compound and a fifth organic compound.
5
CN111418075A
具有窄带绿色荧光体的色域展宽显示器
Substantial Examination
Publication/Patent Number: CN111418075A Publication Date: 2020-07-14 Application Number: 201880073274.X Filing Date: 2018-09-07 Inventor: J·梅尔曼   R·诺德赛   K·巴娄第   Y·b·勾   E·布雷茨什尼德   A·c·托马斯   E·托马斯   Assignee: 卡任特照明解决方案有限公司   IPC: H01L33/00 Abstract: 在窄波长范围内发射绿光的荧光体可以用于展宽显示设备的色域。在一个方面中,发光设备包括发射蓝光或紫光的发光固态设备;第一荧光体,其吸收由发光固态设备发射的蓝光或紫光并作为响应在光谱带中发射绿光,该光谱带具有波长λ处的峰值和波长λ处的带的长波长边缘上的该光谱带的峰值一半的高度;以及第二荧光体,其吸收由发光固态设备发射的蓝光或紫光并作为响应在光谱带中发射红光,该光谱带具有波长λ处的峰值和波长λ处的带的短波长边缘上的该光谱带的峰值一半的高度。比率(λ‑λ)/(λ‑λ)大于0.70。
6
US10541339B2
Sintered compact and light emitting device
Publication/Patent Number: US10541339B2 Publication Date: 2020-01-21 Application Number: 16/516,875 Filing Date: 2019-07-19 Inventor: Nomura, Akihiro   Sone, Hidemichi   Maeno, Yuzo   Onoda, Yukihiro   Assignee: KOITO MANUFACTURING CO., LTD.   IPC: H01J1/62 Abstract: A sintered compact includes a wavelength conversion region containing a phosphor material that performs wavelength conversion of primary light and emits secondary light, and a holding region provided to be in contact with the wavelength conversion region. The wavelength conversion region and the holding region are integrated.
7
EP3685449A1
GAMUT BROADENED DISPLAYS WITH NARROW BAND GREEN PHOSPHORS
Publication/Patent Number: EP3685449A1 Publication Date: 2020-07-29 Application Number: 18858512.9 Filing Date: 2018-09-07 Inventor: Melman, Jonathan   Nordsell, Robert   Baroudi, Kristen   Go, Yong Bok   Bretschneider, Eric   Thomas, Alan C.   Thomas, Evan   Assignee: Current Lighting Solutions, LLC   IPC: H01L33/00
8
US10797258B2
System and method for matching electrode resistances in OLED light panels
Publication/Patent Number: US10797258B2 Publication Date: 2020-10-06 Application Number: 16/451,576 Filing Date: 2019-06-25 Inventor: Pang, Huiqing   Ma, Ruiqing   Assignee: Universal Display Corporation   IPC: H01J1/62 Abstract: Provided are an OLED device and a method of manufacturing the OLED device that may provide improved luminance uniformity. The disclosed OLED may have a first electrode that has a first sheet resistance Rs, and a second electrode that has a second sheet resistance, wherein the second sheet resistance may be in the range of 0.3 Rs-1.3 Rs. In addition, the disclosed OLED may have a plurality of equal potential difference between points on a first electrode and a second electrode. The equal potential difference may be provided by a gradient resistance formed on at least one of the electrodes.
9
US10665633B2
Light emitting device and manufacturing method of the light emitting device
Publication/Patent Number: US10665633B2 Publication Date: 2020-05-26 Application Number: 16/389,200 Filing Date: 2019-04-19 Inventor: Kang, Jong Hyuk   Cho, Hyun Min   Kim, Dae Hyun   Lee, Joo Yeol   Im, Hyun Deok   Assignee: Samsung Display Co., Ltd.   IPC: H01J1/62 Abstract: A light-emitting device includes: a substrate; a unit light-emitting area disposed on the substrate; first and second electrodes disposed in the unit light-emitting area to be separated from each other; a plurality of rod-shaped LEDs disposed between the first and second electrodes; a reflective contact electrode disposed on opposite ends of the rod-shaped LEDs to electrically connect the rod-shaped LEDs to the first and second electrodes; and a light-transmitting structure disposed between the first and second electrodes and extending to cross the rod-shaped LEDs.
10
US10612766B2
Electroluminescent element within laminate
Publication/Patent Number: US10612766B2 Publication Date: 2020-04-07 Application Number: 16/298,903 Filing Date: 2019-03-11 Inventor: Kramer, Robert Jacob   Assignee: THE DILLER CORPORATION   IPC: H01J1/62 Abstract: A laminate having an electroluminescent element disposed within the laminate is disclosed. The laminate includes a first paper layer having at least first and second vias through the first paper layer; a first electrically-conductive layer comprising an electrically-conductive material, the first electrically-conductive layer being disposed over the first paper layer; a dielectric layer disposed over the first electrically-conductive layer; a light emissive layer comprising an electroluminescent material, the light emissive layer being disposed over the dielectric layer; a second electrically-conductive layer comprising a translucent electrically-conductive material, the second electrically-conductive layer being disposed over the light emissive layer; an insulating layer disposed over the second electrically-conductive layer. The first paper layer and the insulating layer encapsulate the first electrically-conductive layer, the dielectric layer, the light emissive layer, and the second electrically-conductive layer.
11
US10616972B2
Flexible display panel and display apparatus including the same
Publication/Patent Number: US10616972B2 Publication Date: 2020-04-07 Application Number: 16/157,030 Filing Date: 2018-10-10 Inventor: Ka, Ji-hyun   Kwak, Won-kyu   Assignee: Samsung Display Co., Ltd.   IPC: G06F1/16 Abstract: A flexible display panel and a display apparatus including the flexible display panel are disclosed. The flexible display panel includes an encapsulated panel, a first protective film on one side of the encapsulated panel, and a second protective film on another side of the encapsulated panel. The encapsulated panel includes a flexible panel and a flexible encapsulation member on the flexible panel. The flexible panel includes a first region on a first plane and that includes a display region, and a second region on a second plane that is bent with respect to the first plane and that includes a non-display region. The flexible encapsulation member encapsulates the display region. The display apparatus also includes a support unit for maintaining a shape of the flexible panel.
12
US10825963B2
Light-emitting device and method for manufacturing same
Publication/Patent Number: US10825963B2 Publication Date: 2020-11-03 Application Number: 16/544,412 Filing Date: 2019-08-19 Inventor: Imai, Sadato   Katoh, Tatsuya   Watanabe, Masahiro   Matsumura, Kazuki   Assignee: CITIZEN ELECTRONICS CO., LTD.   CITIZEN WATCH CO., LTD.   IPC: H01L27/15 Abstract: Provided is a light-emitting device and a method for manufacturing the same which avoid a distinct color unevenness during the light emission even if variations are present among the light-emitting elements in the concentration of the phosphor that precipitates in the resin for sealing the light-emitting elements. The light-emitting device includes a substrate, a plurality of light-emitting elements that are mounted on the substrate, a first resin layer that integrally seals the light-emitting elements and includes a first phosphor that is excited by light from the light-emitting elements at a concentration that is high as it goes to a lower end near the substrate from an upper end distant from the substrate, and a second resin layer that is provided at an upper side of the first resin layer and includes a second phosphor that is excited by light from the light-emitting elements at a uniform concentration.
13
US10600940B2
Display device
Publication/Patent Number: US10600940B2 Publication Date: 2020-03-24 Application Number: 16/361,123 Filing Date: 2019-03-21 Inventor: Song, Hee-kwang   Yoon, Sanghyuck   Yoon, Juyoung   Lee, Hyeonmi   Assignee: Samsung Display Co., Ltd.   IPC: H01J1/62 Abstract: A display device including a light source member including a light-emitting device which emits a first light having a central wavelength in a wavelength region of about 390 nm to about 410 nm, and a first phosphor converting the first light into a second light having a central wavelength in a wavelength region of about 440 nm to about 460 nm, a display panel disposed on the light source member, and a color conversion layer disposed between the light source member and the display panel and including a luminous body which is excited by at least one of the first light or the second light and emits a light in a wavelength region which is different from that of the second light.
14
US10680209B2
Organic light emitting diode display
Publication/Patent Number: US10680209B2 Publication Date: 2020-06-09 Application Number: 15/473,386 Filing Date: 2017-03-29 Inventor: Park, Soon-ryong   Jung, Woo-suk   Jeon, Hee-chul   Kim, Eun-ah   Jeong, Hee-seong   Kwak, Noh-min   Jeong, Chul-woo   Lee, Joo-hwa   Assignee: Samsung Display Co., Ltd.   IPC: G02B5/23 Abstract: An organic light emitting diode (OLED) display includes a substrate where OLEDs are formed and an encapsulation member fixed onto the substrate while covering the OLEDs. The encapsulation member includes a photochromic material so that the encapsulation member is colored by external light.
15
US10651348B2
Light emitting device
Publication/Patent Number: US10651348B2 Publication Date: 2020-05-12 Application Number: 16/427,243 Filing Date: 2019-05-30 Inventor: Lee, Youshin   Oshio, Shozo   Okuno, Tatsuya   Abe, Takeshi   Nakamura, Masahiro   Assignee: Panasonic Intellectual Property Management Co., Ltd.   IPC: H01J1/62 Abstract: A light emitting device 1 includes: a substrate 30; and a phosphor layer 40 composed in such a manner that a large number of phosphor particles 60 are adhered onto a flat surface 32 of the substrate 30. At least one of the phosphor particles 60 is a polyhedral phosphor particle 65 that is monodispersed, is derived from a crystal structure of garnet and has facets, and a median particle size D50 of the polyhedral phosphor particle 65 is 30 μm or more and a maximum thickness of the phosphor layer 40 or less. It is preferable that at least one of the phosphor particles 60 adhered onto the flat surface 32 of the substrate 30 is the polyhedral phosphor particle 65 that is monodispersed, is derived from the crystal structure of the garnet, and has the facets.
16
US10811396B2
Display device
Publication/Patent Number: US10811396B2 Publication Date: 2020-10-20 Application Number: 16/252,690 Filing Date: 2019-01-20 Inventor: Tsai, Cheng-yu   Liang, Jian-chin   Chen, Jo-hsiang   Assignee: Lextar Electronics Corporation   IPC: H01J1/62 Abstract: A display device includes a substrate, a light-emitting member, and an anti-reflective glass layer. The light-emitting member is on the substrate. The anti-reflective glass layer is over the light-emitting member, and the anti-reflective glass layer has a transmittance of 40-95%. The anti-reflective glass layer includes a glass layer and a light-absorbing layer. The glass layer has a rough top surface and a haze of 70-80%. The light-absorbing layer is on the rough top surface of glass layer.
17
US10586950B2
Display device having reduced defects
Publication/Patent Number: US10586950B2 Publication Date: 2020-03-10 Application Number: 15/615,617 Filing Date: 2017-06-06 Inventor: Kim, Sungman   Kim, Wonho   Jeon, Yeonmun   Assignee: Samsung Display Co., Ltd.   IPC: H01L51/52 Abstract: A display device includes: a first pixel group including first, second and third pixels arranged adjacent to each other and positioned successively along a first direction; and a second pixel group including fourth, fifth and sixth pixels arranged adjacent to the first pixel group and positioned successively along the first direction. Multiple ones of each of the first pixel group and the second pixel group are arranged in an alternating manner along both the first direction and a second direction intersecting the first direction. The second pixel and the fifth pixel face each other with respect to a first gate line while being connected to the first gate line, the first pixel and the fourth pixel face each other with respect to a second gate line while being connected to the second gate line.
18
US10840051B2
Extraction structure for a UV lamp
Publication/Patent Number: US10840051B2 Publication Date: 2020-11-17 Application Number: 15/759,727 Filing Date: 2016-09-19 Inventor: Tirén, Jonas   Demir, Hilmi Volkan   Assignee: Lightlab Sweden AB   Nanyang Technological University   IPC: H01J5/16 Abstract: The present invention generally relates to an extraction structure for a UV lighting element. The present invention also relates to a UV lamp comprising such an extraction structure onto a substrate. The extraction structure comprises a plurality of nanostructures for anti-reflecting purposes. The nanostructures are grown on the top surface of at least one of the first and second side of the substrate.
19
US10529551B2
Fast start fluorescent light bulb
Publication/Patent Number: US10529551B2 Publication Date: 2020-01-07 Application Number: 15/671,520 Filing Date: 2017-08-08 Inventor: Miller, Harris   Nanchung, Tenzin Wangjor   Goscha, John R.   Alexandrov, Felix I.   Assignee: