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1 | US10923668B2 |
Electroluminescent device, and display device comprising thereof
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Publication/Patent Number: US10923668B2 | Publication Date: 2021-02-16 | Application Number: 17/005,392 | Filing Date: 2020-08-28 | Inventor： Park, Kun Su Kim, Kwanghee Kim, Tae Ho Jang, Eun Joo Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/00 | Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same. The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1 | |||
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2 | US2020119296A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: US2020119296A1 | Publication Date: 2020-04-16 | Application Number: 16/597,891 | Filing Date: 2019-10-10 | Inventor： Cho, Oul Kim, Kwanghee Jang, Eun Joo | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: A light emitting device including a first electrode and a second electrode facing each other, a quantum dot emission film disposed between the first electrode and the second electrode, and a charge auxiliary layer disposed between the emission film and the first electrode, between the emission film and the second electrode, or between the emission film and the first electrode and between the emission film and the second electrode, wherein the quantum dot emission film includes a first surface facing the charge auxiliary layer and an opposite second surface. A manufacturing method of making the light emitting device, and a display device including the same. | |||
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3 | US2020395561A1 |
ELECTROLUMINESCENT DEVICE, AND DISPLAY DEVICE COMPRISING THEREOF
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Publication/Patent Number: US2020395561A1 | Publication Date: 2020-12-17 | Application Number: 17/005,392 | Filing Date: 2020-08-28 | Inventor： Park, Kun Su Kim, Kwanghee Kim, Tae Ho Jang, Eun Joo Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/00 | Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same. The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1 | |||
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4 | US10818859B2 |
Electroluminescent device, and display device comprising thereof
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Publication/Patent Number: US10818859B2 | Publication Date: 2020-10-27 | Application Number: 16/233,567 | Filing Date: 2018-12-27 | Inventor： Park, Kun Su Kim, Kwanghee Kim, Tae Ho Jang, Eun Joo Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same. The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, an organic ligand attached to a surface of the inorganic oxide core, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1 | |||
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5 | US2020313106A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: US2020313106A1 | Publication Date: 2020-10-01 | Application Number: 16/832,004 | Filing Date: 2020-03-27 | Inventor： Kim, Kwanghee Chung, Dae Young Kim, Tae Hyung Jang, Eun Joo Han, Moon Gyu | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: An electroluminescent device including a first electrode and a second electrode facing each other, and a quantum dot emission layer disposed between the first electrode and the second electrode and a method of manufacturing the same. The quantum dot emission layer does not include cadmium and lead, the quantum dot emission layer includes a first layer including first quantum dots, facing the first electrode, a second layer including second quantum dots, facing the second electrode, and a third layer including third quantum dots, disposed between the first layer and the second layer, wherein a highest occupied molecular orbital energy level of the third layer is less than a highest occupied molecular orbital energy level of the layer and the highest occupied molecular orbital energy level of the third layer is less than a highest occupied molecular orbital energy level of the second layer. | |||
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6 | US10649098B2 |
Light converting nanoparticle, method of making the light converting nanoparticle, and composition and optical film comprising the same
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Publication/Patent Number: US10649098B2 | Publication Date: 2020-05-12 | Application Number: 15/882,055 | Filing Date: 2018-01-29 | Inventor： Kim, Kwanghee Bekenstein, Yehonadav Kim, Yong Chul Alivisatos, Paul Han, In Taek | Assignee: SAMSUNG ELECTRONICS CO., LTD. THE REGENTS OF THE UNIVERSITY OF CALIFORNIA | IPC: B32B5/16 | Abstract: A light converting nanoparticle represented by Chemical Formula 1, AXx Chemical Formula 1 wherein, in Chemical Formula 1, A comprises an alkaline metal element, an alkaline-earth metal element, or a combination thereof, X comprises a halogen element, and x is 1 or 2 and is selected such that Chemical Formula 1 is electrically neutral, and a dopant substituted for a portion of A, wherein the dopant comprises Tl+, In+, Pb2+, Bi3+, Ag+, Cu+, Eu2+, Mn2+, or a combination thereof, wherein a content of the dopant is less than 15 mole percent, based on a total moles of A, wherein the light converting nanoparticle has a particle diameter of less than or equal to about 100 nanometers, and the light converting nanoparticle has a structure, cubic structure, an orthorhombic structure, a rhombic dodecahedron structure, or a combination thereof. | |||
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7 | US2020343487A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: US2020343487A1 | Publication Date: 2020-10-29 | Application Number: 16/857,727 | Filing Date: 2020-04-24 | Inventor： Han, Moon Gyu Kim, Kwanghee Lee, Heejae Jang, Eun Joo Chung, Dae Young | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/52 | Abstract: Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color. | |||
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8 | US2020067005A1 |
ELECTROLUMINESCENT DEVICE, AND DISPLAY DEVICE COMPRISING THEREOF
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Publication/Patent Number: US2020067005A1 | Publication Date: 2020-02-27 | Application Number: 16/233,567 | Filing Date: 2018-12-27 | Inventor： Park, Kun Su Kim, Kwanghee Kim, Tae Ho Jang, Eun Joo Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same. The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, an organic ligand attached to a surface of the inorganic oxide core, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy Chemical Formula 1 | |||
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9 | US2020263083A1 |
QUANTUM DOTS AND QUANTUM DOT SOLUTIONS
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Publication/Patent Number: US2020263083A1 | Publication Date: 2020-08-20 | Application Number: 16/791,327 | Filing Date: 2020-02-14 | Inventor： Kim, Tae Hyung Kim, Kwanghee Jang, Eun Joo Chung, Dae Young Park, Sujin | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: C09K11/02 | Abstract: Quantum dots including semiconductor nanocrystals, methods of producing the same, and quantum dot solutions and electronic devices including the same. The quantum dots do not include cadmium, lead, or a combination thereof. The quantum dots include an organic ligand and a halogen on the surfaces, and the quantum dots are dispersible in an organic solvent to form organic solutions. | |||
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10 | EP3730589A2 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: EP3730589A2 | Publication Date: 2020-10-28 | Application Number: 20171401.1 | Filing Date: 2020-04-24 | Inventor： Han, Moon Gyu Kim, Kwanghee Lee, Heejae Jang, Eun Joo Chung, Dae Young | Assignee: Samsung Electronics Co., Ltd. | IPC: C09K11/06 | Abstract: Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color. | |||
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11 | EP3730589A3 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: EP3730589A3 | Publication Date: 2020-12-02 | Application Number: 20171401.1 | Filing Date: 2020-04-24 | Inventor： Han, Moon Gyu Kim, Kwanghee Lee, Heejae Jang, Eun Joo Chung, Dae Young | Assignee: Samsung Electronics Co., Ltd. | IPC: C09K11/06 | Abstract: Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color. | |||
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12 | US2020357990A1 |
RESISTIVE MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME AND ELECTRONIC DEVICE
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Publication/Patent Number: US2020357990A1 | Publication Date: 2020-11-12 | Application Number: 16/701,293 | Filing Date: 2019-12-03 | Inventor： Kim, Kwanghee Lee, Heejae Cho, Oul Kim, Tae Hyung Jang, Eun Joo | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L45/00 | Abstract: A resistive memory device including a first electrode and a second electrode facing each other and a variable resistance layer disposed between the first electrode and the second electrode, wherein the variable resistance layer includes Cd-free quantum dots (Cd-free quantum dots) and at least a portion of the Cd-free quantum dots include a Cd-free quantum dot including a halide anion on a surface of the Cd-free quantum dot, a method of manufacturing the same and an electronic device. | |||
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13 | US2020335715A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: US2020335715A1 | Publication Date: 2020-10-22 | Application Number: 16/851,276 | Filing Date: 2020-04-17 | Inventor： Chung, Dae Young Kim, Kwanghee Jang, Eun Joo Kim, Tae Hyung Seo, Hongkyu Lee, Heejae Chang, Jaejun | Assignee: SAMSUNG ELECTRONICS CO., LTD | IPC: H01L51/50 | Abstract: A light emitting device including a first electrode and a second electrode, and an emission layer disposed between the first electrode and the second electrode and including quantum dots, a first charge auxiliary layer disposed between the emission layer and the first electrode, and a second charge auxiliary layer disposed between the emission layer and the second electrode, wherein the emission layer comprises a first emission layer contacting the first charge auxiliary layer, a second emission layer disposed on the first emission layer, and a third emission layer disposed on the second emission layer. The hole mobility of the first emission layer decreases sequentially from the first emission layer to the third emission layer. | |||
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14 | US2020083470A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: US2020083470A1 | Publication Date: 2020-03-12 | Application Number: 16/549,472 | Filing Date: 2019-08-23 | Inventor： Chung, Dae Young Kim, Kwanghee Seo, Hongkyu Jang, Eun Joo Cho, Oul Kim, Tae Hyung Won, Yuho Lee, Hee Jae | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: A light emitting device, a method of manufacturing the same, and a display device including the same are disclosed. The light emitting device including a first electrode and a second electrode facing each other, an emission layer disposed between the first electrode and the second electrode, the emission layer including quantum dots, and a charge auxiliary layer disposed between the emission layer and the second electrode, wherein the emission layer includes a first surface facing the charge auxiliary layer and an opposite second surface, the quantum dots include a first organic ligand on a surface of the quantum dots, in the emission layer, an amount of the first organic ligand in a portion adjacent to the first surface is larger than an amount of the first organic ligand in a portion adjacent to the second surface. | |||
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15 | EP3613826A1 |
LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME
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Publication/Patent Number: EP3613826A1 | Publication Date: 2020-02-26 | Application Number: 19193423.1 | Filing Date: 2019-08-23 | Inventor： Chung, Dae Young Kim, Kwanghee Seo, Hongkyu Jang, Eun Joo Cho, Oul Kim, Tae Hyung Won, Yuho Lee, Heejae | Assignee: Samsung Electronics Co., Ltd. | IPC: C09K11/02 | Abstract: A light emitting device, a method of manufacturing the same, and a display device including the same are disclosed. The light emitting device including a first electrode and a second electrode facing each other, an emission layer disposed between the first electrode and the second electrode, the emission layer including quantum dots, and a charge auxiliary layer disposed between the emission layer and the second electrode, wherein the emission layer includes a first surface facing the charge auxiliary layer and an opposite second surface, the quantum dots include a first organic ligand on a surface of the quantum dots, in the emission layer, an amount of the first organic ligand in a portion adjacent to the first surface is larger than an amount of the first organic ligand in a portion adjacent to the second surface. | |||
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16 | US2020083450A1 |
ELECTROLUMINESCENT DEVICE, AND DISPLAY DEVICE COMPRISING THEREOF
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Publication/Patent Number: US2020083450A1 | Publication Date: 2020-03-12 | Application Number: 16/562,601 | Filing Date: 2019-09-06 | Inventor： Han, Moon Gyu Chung, Dae Young Kim, Kwanghee Jang, Eun Joo Kim, Chan Su Park, Kun Su Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/00 | Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode. | |||
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17 | EP3620497A1 |
ELECTROLUMINESCENT DEVICE, AND DISPLAY DEVICE COMPRISING THEREOF
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Publication/Patent Number: EP3620497A1 | Publication Date: 2020-03-11 | Application Number: 19195539.2 | Filing Date: 2019-09-05 | Inventor： Han, Moon Gyu Chung, Dae Young Kim, Kwanghee Jang, Eun Joo Kim, Chan Su Park, Kun Su Yoon, Won Sik | Assignee: Samsung Electronics Co., Ltd. | IPC: C09K11/70 | Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode. | |||
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18 | US2020212333A1 |
ELECTROLUMINESCENT DEVICE, AND DISPLAY DEVICE COMPRISING THEREOF
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Publication/Patent Number: US2020212333A1 | Publication Date: 2020-07-02 | Application Number: 16/811,637 | Filing Date: 2020-03-06 | Inventor： Han, Moon Gyu Chung, Dae Young Kim, Kwanghee Jang, Eun Joo Kim, Chan Su Park, Kun Su Yoon, Won Sik | Assignee: SAMSUNG ELECTRONICS CO., LTD. | IPC: H01L51/50 | Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode. | |||
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19 | EP2975506B1 |
ELECTRODE STRUCTURE AND TOUCH DETECTING SENSOR USING THE SAME
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Publication/Patent Number: EP2975506B1 | Publication Date: 2020-11-04 | Application Number: 15177454.4 | Filing Date: 2015-07-20 | Inventor： Kwak, Chan Choi, Jae-young Kim, Kwanghee Roh, Jong Wook Park, Hyeon Cheol Shin, Weonho Woo, Yun Sung Lee, Hyosug Hwang, Jinyoung | Assignee: Samsung Electronics Co., Ltd. | IPC: G06F3/044 | ||||
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20 | EP3442582A1 |
COMBINATIONAL THERAPIES FOR TREATMENT OF CANCER COMPRISING A BACTERIOCHLOROPHYLL DERIVATIVE
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Publication/Patent Number: EP3442582A1 | Publication Date: 2019-02-20 | Application Number: 17726380.3 | Filing Date: 2017-04-10 | Inventor： Scherz, Avigdor Salomon, Yoram Agemy, Liiach Hamri, Rachel Preise, Dina Kim, Kwanghee Coleman, Jonathan | Assignee: Yeda Research and Development Co. Ltd Memorial Sloan-Kettering Cancer Center | IPC: A61K45/06 |
3.Current Quota