Patents by Inventor Kwang-Yeon Lee
Kwang-Yeon Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240092141Abstract: An air conditioning device for a vehicle includes: a housing having an inside divided into an inflow space, a heat exchange space, and an outflow space, which are straightly arranged, and having a plurality of discharge ports, which communicates with an interior, at the inflow space; a blowing unit disposed at the inflow space of the housing and configured to blow air; a heat exchange unit disposed at the heat exchange space of the housing and configured to adjust a temperature of conditioned air by exchanging heat with air; and an opening-closing door disposed at the outflow space of the housing and configured to open and close the plurality of discharge ports such that conditioned air at an adjusted temperature selectively flows to the plurality of discharge ports. The air conditioning device adjusts the temperature of conditioned air for respective modes and reduces a flow resistance of air.Type: ApplicationFiled: March 8, 2023Publication date: March 21, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DOOWON CLIMATE CONTROL CO., LTD.Inventors: Kwang Ok Han, Young Tae Song, Yong Chul Kim, Gee Young Shin, Su Yeon Kang, Jae Sik Choi, Dae Hee Lee, Byeong Moo Jang, Ung Hwi Kim, Jae Won Cha, Won Jun Joung, Byung Guk An
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Publication number: 20240074736Abstract: An ultrasonic image providing method of the present disclosure includes: receiving ultrasonic images; measuring a plurality of similarities for a plurality of measurement items for at least one of the ultrasonic images; comparing the plurality of similarities with corresponding default thresholds, respectively; when none of the plurality of similarities is greater than the corresponding default threshold, selecting a measurement item maintaining the greatest similarity among the plurality of similarities for a reference time; and providing an ultrasonic image for the selected measurement item as an ultrasonic image.Type: ApplicationFiled: August 19, 2021Publication date: March 7, 2024Applicant: SAMSUNG MEDISON CO., LTD.Inventors: Ja Young Kwon, Ye Jin Park, Jin Yong Lee, Sung Wook Park, Jin Ki Park, Dong Eun Lee, Ji Hun Lee, Kwang Yeon Choi
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Patent number: 10720596Abstract: The organic light emitting display panel includes a first electrode formed on a substrate, an organic light emitting layer formed on the first electrode, a second electrode formed on the organic light emitting layer, a front sealing layer formed on the second electrode, wherein the front sealing layer is formed by alternately laminating an inorganic barrier layer and an organic barrier layer at least once, and at least one capping layer formed between the lowest layer closest to the second electrode among a plurality of thin films of the front sealing layer and the second electrode and having a higher index of refraction than an index of refraction of the lowest layer.Type: GrantFiled: July 9, 2013Date of Patent: July 21, 2020Assignee: LG Display Co., Ltd.Inventors: Young-Dock Cho, Kwang-Yeon Lee, Heui-Dong Lee, Eun-Jung Park, Hong-Je Yun, Sang-Kyoung Moon
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Patent number: 10217969Abstract: Disclosed are an organic light emitting diode display device and a method for fabricating the same. The OLED display device includes first and second electrodes formed on a substrate, a red light-emitting layer, a green light-emitting layer and a blue light-emitting layer formed between the first and second electrodes, a hole transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the first electrode, an electron transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the second electrode, and a conducting polymer formed between the substrate and the first electrode, the conducting polymer having different thicknesses in regions respectively corresponding to the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer.Type: GrantFiled: December 13, 2013Date of Patent: February 26, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Heui-Dong Lee, Kwang-Yeon Lee, Sang-Dae Kim, Dae-Gwon Song
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Patent number: 9640774Abstract: A light emitting device is discussed, and includes a first electrode; a hole transporting layer (HTL) on the first electrode; an organic light-emission layer (EML) having a red emission layer (EML) formed in a red sub pixel area Rp, a green emission layer formed in a green sub pixel area Gp, and a blue emission layer formed in a blue sub pixel area Bp; an electron transporting layer (ETL) on the red, green and blue emission layers; and a second electrode on the electron transporting layer, wherein the green emission layer includes a phosphor host material, a second phosphor host material, and a dopant material.Type: GrantFiled: August 5, 2015Date of Patent: May 2, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Heui Dong Lee, Kwang Yeon Lee
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Publication number: 20160056401Abstract: A light emitting device is discussed, and includes a first electrode; a hole transporting layer (HTL) on the first electrode; an organic light-emission layer (EML) having a red emission layer (EML) formed in a red sub pixel area Rp, a green emission layer formed in a green sub pixel area Gp, and a blue emission layer formed in a blue sub pixel area Bp; an electron transporting layer (ETL) on the red, green and blue emission layers; and a second electrode on the electron transporting layer, wherein the green emission layer includes a phosphor host material, a second phosphor host material, and a dopant material.Type: ApplicationFiled: August 5, 2015Publication date: February 25, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Heui Dong LEE, Kwang Yeon LEE
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Patent number: 8944874Abstract: An organic light emitting display device (OLED) includes a transparent substrate a first electrode formed on the transparent substrate a partition wall including first and second tapered structures having different tapers and formed on the first electrode, and an organic light emitting layer stacked on both sides of the first electrode below a level of the partition wall and a second electrode. The OLED device is manufactured by, for example, forming a first electrode on a transparent substrate, forming a partition wall having first and second tapered structures on the first electrode, and forming an organic light emitting layer and a second electrode, sequentially, on both sides of the first electrode below a level of the partition wall.Type: GrantFiled: February 6, 2014Date of Patent: February 3, 2015Assignee: LG Display Co., Ltd.Inventors: Il-Su Oh, Jong-Sung Kim, Hong-Woo Yu, Kwang-Yeon Lee
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Publication number: 20140167013Abstract: Disclosed are an organic light emitting diode display device and a method for fabricating the same. The OLED display device includes first and second electrodes formed on a substrate, a red light-emitting layer, a green light-emitting layer and a blue light-emitting layer formed between the first and second electrodes, a hole transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the first electrode, an electron transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the second electrode, and a conducting polymer formed between the substrate and the first electrode, the conducting polymer having different thicknesses in regions respectively corresponding to the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer.Type: ApplicationFiled: December 13, 2013Publication date: June 19, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Heui-Dong LEE, Kwang-Yeon LEE, Sang-Dae KIM, Dae-Gwon SONG
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Publication number: 20140154829Abstract: An organic light emitting display device (OLED) includes a transparent substrate a first electrode formed on the transparent substrate a partition wall including first and second tapered structures having different tapers and formed on the first electrode, and an organic light emitting layer stacked on both sides of the first electrode below a level of the partition wall and a second electrode. The OLED device is manufactured by, for example, forming a first electrode on a transparent substrate, forming a partition wall having first and second tapered structures on the first electrode, and forming an organic light emitting layer and a second electrode, sequentially, on both sides of the first electrode below a level of the partition wall.Type: ApplicationFiled: February 6, 2014Publication date: June 5, 2014Applicant: LG DISPLAY CO., LTD.Inventors: Il-Su OH, Jong-Sung KIM, Hong-Woo YU, Kwang-Yeon LEE
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Organic light emitting display device with partition wall having first and second tapered structures
Patent number: 8686629Abstract: An organic light emitting display device (OLED) includes a transparent substrate a first electrode formed on the transparent substrate a partition wall including first and second tapered structures having different tapers and formed on the first electrode, and an organic light emitting layer stacked on both sides of the first electrode below a level of the partition wall and a second electrode. The OLED device is manufactured by, for example, forming a first electrode on a transparent substrate, forming a partition wall having first and second tapered structures on the first electrode, and forming an organic light emitting layer and a second electrode, sequentially, on both sides of the first electrode below a level of the partition wall.Type: GrantFiled: June 29, 2007Date of Patent: April 1, 2014Assignee: LG Display Co., Ltd.Inventors: Il-Su Oh, Jong-Sung Kim, Hong-Woo Yu, Kwang-Yeon Lee -
Publication number: 20140070187Abstract: The organic light emitting display panel includes a first electrode formed on a substrate, an organic light emitting layer formed on the first electrode, a second electrode formed on the organic light emitting layer, a front sealing layer formed on the second electrode, wherein the front sealing layer is formed by alternately laminating an inorganic barrier layer and an organic barrier layer at least once, and at least one capping layer formed between the lowest layer closest to the second electrode among a plurality of thin films of the front sealing layer and the second electrode and having a higher index of refraction than an index of refraction of the lowest layer.Type: ApplicationFiled: July 9, 2013Publication date: March 13, 2014Inventors: Young-Dock CHO, Kwang-Yeon LEE, Heui-Dong LEE, Eun-Jung PARK, Hong-Je YUN, Sang-Kyoung MOON
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Patent number: 8062914Abstract: Provided is a flat panel display device and a method for fabricating the same. The flat panel display device comprises a first substrate, a light emitting unit, a second substrate, and insulating films. The light emitting unit comprises thin film transistors positioned on the first substrate, a first electrode electrically connecting with the thin film transistors, a second electrode facing the first electrode, and an emission layer or a liquid crystal layer interposed between the first and second electrodes. The second substrate is sealed with the first substrate by an ultraviolet curing sealant, and has a greater thermal expansion coefficient than the first substrate. The insulating films are positioned on one or more surfaces of the first and/or second substrates.Type: GrantFiled: November 5, 2009Date of Patent: November 22, 2011Assignee: LG Display Co., Ltd.Inventors: Jae Yong Park, Kwang Yeon Lee, Seung Kyu Lee
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Patent number: 8025544Abstract: A dual panel-type organic electroluminescent display device includes a first substrate on which gate and data lines cross each other to define sub-pixels. Array elements are disposed at the sub-pixels on the first substrate. A first electrode is disposed on substantially the entire surface of a second substrate opposing the first substrate. An insulating pattern is disposed on the first electrode, an organic electroluminescent layer is disposed on the first electrode, and a second electrode is disposed on the organic electroluminescent layer at each sub-pixel. A connection pattern connects the array element and the second electrode at each sub-pixel. The connection pattern contacts the second electrode under the insulating pattern.Type: GrantFiled: February 5, 2010Date of Patent: September 27, 2011Assignee: LG Display Co., Ltd.Inventors: Choong-Keun Yoo, Kwang-Yeon Lee
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Publication number: 20110033327Abstract: The present invention relates to a scroll compressor, including: a hermetic container, refrigerant flowing in and out of which; a driving unit installed in the hermetic container to rotate a rotation axis; an orbiting scroll fixed to the rotation axis and rotated with the rotation axis; and a fixed scroll fixed to the hermetic container, engaged with the orbiting scroll to define a compression chamber, and compressing refrigerant by an interaction with the orbiting scroll, a discharge direction of a discharge space-side discharge hole heading from the compression chamber to the discharge space not corresponding to a discharge direction of a compression chamber-side discharge hole. The scroll compressor reduces pulsation noise of refrigerant to improve noise performance.Type: ApplicationFiled: March 17, 2009Publication date: February 10, 2011Inventors: Jeonghun Kim, Suchul Kim, Ki-won Park, Kwang-Yeon Lee
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Publication number: 20100136723Abstract: A dual panel-type organic electroluminescent display device includes a first substrate on which gate and data lines cross each other to define sub-pixels. Array elements are disposed at the sub-pixels on the first substrate. A first electrode is disposed on substantially the entire surface of a second substrate opposing the first substrate. An insulating pattern is disposed on the first electrode, an organic electroluminescent layer is disposed on the first electrode, and a second electrode is disposed on the organic electroluminescent layer at each sub-pixel. A connection pattern connects the array element and the second electrode at each sub-pixel. The connection pattern contacts the second electrode under the insulating pattern.Type: ApplicationFiled: February 5, 2010Publication date: June 3, 2010Applicant: LG Display Co., Ltd.Inventors: Choong-Keun Yoo, Kwang-Yeon Lee
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Patent number: 7683538Abstract: A dual panel-type organic electroluminescent display device includes a first substrate on which gate and data lines cross each other to define sub-pixels. Array elements are disposed at the sub-pixels on the first substrate. A first electrode is disposed on substantially the entire surface of a second substrate opposing the first substrate. An insulating pattern is disposed on the first electrode, an organic electroluminescent layer is disposed on the first electrode, and a second electrode is disposed on the organic electroluminescent layer at each sub-pixel. A connection pattern connects the array element and the second electrode at each sub-pixel. The connection pattern contacts the second electrode under the insulating pattern.Type: GrantFiled: June 21, 2005Date of Patent: March 23, 2010Assignee: LG Display Co., Ltd.Inventors: Choong-Keun Yoo, Kwang-Yeon Lee
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Publication number: 20100047938Abstract: Provided is a flat panel display device and a method for fabricating the same. The flat panel display device comprises a first substrate, a light emitting unit, a second substrate, and insulating films. The light emitting unit comprises thin film transistors positioned on the first substrate, a first electrode electrically connecting with the thin film transistors, a second electrode facing the first electrode, and an emission layer or a liquid crystal layer interposed between the first and second electrodes. The second substrate is sealed with the first substrate by an ultraviolet curing sealant, and has a greater thermal expansion coefficient than the first substrate. The insulating films are positioned on one or more surfaces of the first and/or second substrates.Type: ApplicationFiled: November 5, 2009Publication date: February 25, 2010Applicant: LG Display Co., Ltd.Inventors: Jae Yong Park, Kwang Yeon Lee, Seung Kyu Lee
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Patent number: 7638803Abstract: Provided is a flat panel display device and a method for fabricating the same. The flat panel display device comprises a first substrate, a light emitting unit, a second substrate, and insulating films. The light emitting unit comprises thin film transistors positioned on the first substrate, a first electrode electrically connecting with the thin film transistors, a second electrode facing the first electrode, and an emission layer or a liquid crystal layer interposed between the first and second electrodes. The second substrate is sealed with the first substrate by an ultraviolet curing sealant, and has a greater thermal expansion coefficient than the first substrate. The insulating films are positioned on one or more surfaces of the first and/or second substrates.Type: GrantFiled: December 14, 2006Date of Patent: December 29, 2009Assignee: LG. Display Co., Ltd.Inventors: Jae Yong Park, Kwang Yeon Lee, Seung Kyu Lee
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Publication number: 20090146554Abstract: An organic light emitting diode has improved light emitting efficiency and life span. The organic light emitting diode includes an electron transfer layer formed by mixing Liq and organic substance of predetermined chemical formula at a predetermined ratio. In accordance therewith, a driving voltage of the organic light emitting diode is lowered. As a result, the light emitting efficiency and the life span of the organic light emitting diode can be improved.Type: ApplicationFiled: November 12, 2008Publication date: June 11, 2009Inventors: Kwang Yeon Lee, Sung Hoon Choi, Hee Seok Yang, Kyu Il Han
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Patent number: 7494396Abstract: A method of fabricating an electrode for an organic electroluminescent device includes forming a transparent conductive layer on a substrate, doping the transparent conductive layer with impurities, and annealing the doped transparent conductive layer.Type: GrantFiled: June 30, 2005Date of Patent: February 24, 2009Assignee: LG Display Co., Ltd.Inventors: Nack-Bong Choi, Kwang-Yeon Lee