Patents by Inventor Jung-Hyoung Lee
Jung-Hyoung 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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Patent number: 10636995Abstract: An organic light-emitting device includes a cathode electrode disposed so as to face an anode electrode with an organic layer interposed therebetween, a protective encapsulation layer disposed on the cathode electrode and having a trench, and an upper auxiliary electrode buried in the trench so as to come into contact with the cathode electrode. With this configuration, the organic light-emitting device is capable of reducing resistance of each of the anode electrode and the cathode electrode without damage to the organic layer, thus improving brightness uniformity.Type: GrantFiled: November 26, 2018Date of Patent: April 28, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Jung-Hyoung Lee, Joon-Won Park
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Patent number: 10563826Abstract: The present invention relates to a multipurpose assistance lamp which includes: a lighting unit which includes a transparent film and a casing plate which are disposed on a front surface and a back surface of an OLED lighting sheet, respectively; and a back housing which is attached to a back surface of the casing plate, and accommodates therein a circuit part and a battery for operating the OLED lighting sheet, thereby minimizing a thickness and providing light having improved brightness, by adopting an OLED as a light source.Type: GrantFiled: September 3, 2014Date of Patent: February 18, 2020Assignee: LG Display Co., Ltd.Inventors: Jung Hyoung Lee, Jong Seok Kim, Hye Cho Shin, Seung Chul Oh
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Patent number: 10424747Abstract: Provided are a substrate for an OED, a method of manufacturing the same, and a use thereof. The substrate includes a flexible base film and an inorganic material layer, and the inorganic material layer includes a multilayer structure of at least two thin layers. Such an inorganic material layer may have an excellent physical property, for example, a barrier property, by inhibiting crystallinity. In addition, by employing the multilayer structure, an inorganic material layer having a physical property which is difficult to be realized by a conventional inorganic material layer, for example, a high refractive index, in addition to the barrier property may be formed.Type: GrantFiled: September 30, 2014Date of Patent: September 24, 2019Assignee: LG CHEM, LTD.Inventor: Jung Hyoung Lee
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Publication number: 20190165298Abstract: An organic light-emitting device includes a cathode electrode disposed so as to face an anode electrode with an organic layer interposed therebetween, a protective encapsulation layer disposed on the cathode electrode and having a trench, and an upper auxiliary electrode buried in the trench so as to come into contact with the cathode electrode. With this configuration, the organic light-emitting device is capable of reducing resistance of each of the anode electrode and the cathode electrode without damage to the organic layer, thus improving brightness uniformity.Type: ApplicationFiled: November 26, 2018Publication date: May 30, 2019Applicant: LG Display Co., Ltd.Inventors: Jung-Hyoung LEE, Joon-Won PARK
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Patent number: 10244603Abstract: The present invention relates to an OLED standing lamp in which a lighting unit includes a band-shaped transparent film and a band-shaped casing plate, which are disposed on a front surface and a back surface of a band-shaped OLED lighting sheet, respectively, a support body has one end portion at an upper side thereof which is fastened to one end portion of the lighting unit and supports the lighting unit so that the lighting unit is spaced apart from the ground, and a base is extended on the ground and supports the support body fastened to the lighting unit, thereby minimizing a thickness and providing light having improved brightness, by adopting an OLED as a light source.Type: GrantFiled: September 3, 2014Date of Patent: March 26, 2019Assignee: LG Display Co., Ltd.Inventors: Seung Chul Oh, Jung Hyoung Lee, Jong Seok Kim, Hye Cho Shin
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Patent number: 10180231Abstract: Disclosed is a multipurpose assistance lamp in which a lighting unit includes a transparent film and a casing plate, which have a curved surface, respectively, and are disposed on a front surface and a back surface of an OLED lighting sheet having a curved surface, a rotary body is coupled to one end portion of the lighting unit so as to support the lighting unit, and a circuit part and a battery for operating the OLED lighting sheet are provided in a base that is hingedly coupled to the rotary body, thereby reducing or minimizing a thickness by adopting an OLED as a light source, and providing light having improved brightness.Type: GrantFiled: September 3, 2014Date of Patent: January 15, 2019Assignee: LG DISPLAY CO., LTD.Inventors: Jung Hyoung Lee, Jong Seok Kim, Hye Cho Shin, Seung Chul Oh
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Patent number: 10164207Abstract: An exemplary embodiment of the present invention provides a method for preparing an organic light-emitting device, comprising the steps of: 1) forming a spacer pattern on a first electrode formed on a substrate; 2) forming an organic material layer and a second electrode; 3) exposing the first electrode by forming an encapsulation thin film and then etching at least one portion of the encapsulation thin film; and 4) forming an auxiliary electrode which is electrically connected to the first electrode exposed in the step 3). The organic light-emitting device according to the exemplary embodiment of the present invention may solve problems of a voltage drop due to resistance of a transparent electrode in a longitudinal direction and of resultant brightness non-uniformity of the diode.Type: GrantFiled: July 2, 2015Date of Patent: December 25, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Jung-Hyoung Lee, Jung-Bum Kim
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Patent number: 10103353Abstract: The present application relates to an encapsulation film and an organic electronic device including the encapsulation film, and provides an encapsulation film and an organic electronic device which effectively prevents the penetration of moisture or oxygen from the outside into the organic electronic device and also achieves the light diffusion and extraction effects.Type: GrantFiled: March 27, 2015Date of Patent: October 16, 2018Assignee: LG Chem, Ltd.Inventors: Yoon Gyung Cho, Hyun Jee Yoo, Kyung Yul Bae, Suk Ky Chang, Jung Hyoung Lee, Jun Rye Choi
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Patent number: 10090473Abstract: Provided are a substrate for an OED and a use thereof. The substrate may be applied to manufacture a flexible device exhibiting a suitable haze to have an excellent physical property such as transmittance, and also have excellent physical properties such as surface smoothness and refractive index when needed.Type: GrantFiled: September 30, 2014Date of Patent: October 2, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Ji Hee Kim, Jung Hyoung Lee, Sang Jun Park, Yong Nam Kim
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Patent number: 9871228Abstract: The present application relates to an organic light emitting device including a flexible substrate, and a preparing method thereof, and the method includes: 1) forming a polyimide layer on a carrier substrate; 2) forming a plastic substrate on the carrier substrate and the polyimide layer; 3) forming an organic light emitting device on the plastic substrate; and 4) separating the carrier substrate.Type: GrantFiled: November 15, 2013Date of Patent: January 16, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Jung Hyoung Lee, Junrye Choi, Jihee Kim
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Patent number: 9806282Abstract: Provided are an organic light emitting diode and a method for preparing the same.Type: GrantFiled: May 30, 2014Date of Patent: October 31, 2017Assignee: LG Display Co., Ltd.Inventors: Junrye Choi, Jung Hyoung Lee, Jihee Kim
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Publication number: 20170311410Abstract: The present invention relates to an OLED standing lamp in which a lighting unit includes a band-shaped transparent film and a band-shaped casing plate, which are disposed on a front surface and a back surface of a band-shaped OLED lighting sheet, respectively, a support body has one end portion at an upper side thereof which is fastened to one end portion of the lighting unit and supports the lighting unit so that the lighting unit is spaced apart from the ground, and a base is extended on the ground and supports the support body fastened to the lighting unit, thereby minimizing a thickness and providing light having improved brightness, by adopting an OLED as a light source.Type: ApplicationFiled: September 3, 2014Publication date: October 26, 2017Applicant: LG Display Co., Ltd.Inventors: Seung Chul OH, Jung Hyoung LEE, Jong Seok KIM, Hye Cho SHIN
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Publication number: 20170284627Abstract: Disclosed is a multipurpose assistance lamp in which a lighting unit includes a transparent film and a casing plate, which have a curved surface, respectively, and are disposed on a front surface and a back surface of an OLED lighting sheet having a curved surface, a rotary body is coupled to one end portion of the lighting unit so as to support the lighting unit, and a circuit part and a battery for operating the OLED lighting sheet are provided in a base that is hingedly coupled to the rotary body, thereby reducing or minimizing a thickness by adopting an OLED as a light source, and providing light having improved brightness.Type: ApplicationFiled: September 3, 2014Publication date: October 5, 2017Inventors: JUNG HYOUNG LEE, Jong Seok KIM, Hye Cho SHIN, Seung Chul OH
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Publication number: 20170284613Abstract: The present invention relates to a multipurpose assistance lamp which includes: a lighting unit which includes a transparent film and a casing plate which are disposed on a front surface and a back surface of an OLED lighting sheet, respectively; and a back housing which is attached to a back surface of the casing plate, and accommodates therein a circuit part and a battery for operating the OLED lighting sheet, thereby minimizing a thickness and providing light having improved brightness, by adopting an OLED as a light source.Type: ApplicationFiled: September 3, 2014Publication date: October 5, 2017Applicant: LG Display Co., Ltd.Inventors: Jung Hyoung LEE, Jong Seok KIM, Hye Cho SHIN, Seung Chul OH
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Patent number: 9768398Abstract: Provided are a substrate for an organic electronic device (OED), an organic electronic system, a method of manufacturing the substrate or the system, a light source for a display, and a lighting device. The substrate for an OED may form an organic electronic system having enhanced durability by preventing penetration of a foreign material such as moisture or oxygen, and thus having excellent performance including light extraction efficiency.Type: GrantFiled: December 2, 2013Date of Patent: September 19, 2017Assignee: LG CHEM, LTD.Inventors: Ji Hee Kim, Jung Hyoung Lee, Jun Rye Choi
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Patent number: 9761832Abstract: Provided are a substrate for an organic electronic device (OED) and a use thereof. The substrate may have excellent interfacial cohesive property by preventing interlayer delamination between the organic material layer and the inorganic material layer when being applied to manufacture a flexible device including a structure in which an organic material layer and an inorganic material layer are present together. In addition, when the substrate for an OED is used, an OED may have excellent durability and an excellent another required physical property such as light extraction efficiency.Type: GrantFiled: September 30, 2014Date of Patent: September 12, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Ji Hee Kim, Hang Ah Park, Sang Jun Lee, Hye Won Jeong, Jung Hyoung Lee, Bo Ra Shin, Mi Ra Im
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Patent number: 9755188Abstract: Provided are an organic electronic device (OED) and a use thereof. The OED, for example, a flexible device, may have excellent light extraction efficiency and durability. The OED may be applied to a lighting device or a light source for a display.Type: GrantFiled: September 30, 2014Date of Patent: September 5, 2017Assignee: LG DISPLAY CO., LTD.Inventors: Jun Rye Choi, Jung Hyoung Lee
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Patent number: 9741951Abstract: Provided are a substrate for an organic electronic device (OED) and a use thereof. Provided is a substrate for a device having excellent durability by preventing interlayer delamination occurring due to internal stress in a structure in which an organic material and an inorganic material are mixed. In addition, provided is an OED having another required physical property such as excellent light extraction efficiency using the substrate, as well as the excellent durability.Type: GrantFiled: September 30, 2014Date of Patent: August 22, 2017Assignee: LG CHEM, LTD.Inventors: Jung Hyoung Lee, Yun Hye Hahm, Sang Jun Lee
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Publication number: 20170222183Abstract: The present application relates to an encapsulation film and an organic electronic device including the encapsulation film, and provides an encapsulation film and an organic electronic device which effectively prevents the penetration of moisture or oxygen from the outside into the organic electronic device and also achieves the light diffusion and extraction effects.Type: ApplicationFiled: March 27, 2015Publication date: August 3, 2017Inventors: Yoon Gyung CHO, Hyun Jee YOO, Kyung Yul BAE, Suk Ky CHANG, Jung Hyoung LEE, Jun Rye CHOI
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Patent number: 9691995Abstract: Provided are a method of manufacturing a substrate, a method of manufacturing an organic electronic device (OED), a substrate, an OED, and a use thereof. The method of manufacturing a substrate which may provide an OED having an element with improved efficiency may be provided. In addition, a substrate having excellent surface roughness, and a refractive index or a light scattering property, which is suitably controlled according to a desired effect may be manufactured, and therefore the substrate capable of forming an OED having excellent reliability and efficiency and the method of manufacturing an OED may be provided. Moreover, a substrate and an OED, which are manufactured by the above methods, and their uses may be provided. The manufacturing method may be effectively applied to manufacture, for example, a flexible element.Type: GrantFiled: December 4, 2014Date of Patent: June 27, 2017Assignee: LG CHEM, LTD.Inventors: Jun Rye Choi, Jung Hyoung Lee, Ji Hee Kim