Patents by Inventor Young-Shin Lee
Young-Shin 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: 20210223602Abstract: An optical device is provided in the present application. The optical device of the present application has varying transmittance and improved appearance defects, such as reduction of wrinkles that may occur by lamination of a liquid crystal element and an outer substrate. Such optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: ApplicationFiled: July 18, 2019Publication date: July 22, 2021Applicant: LG Chem, Ltd.Inventors: Nam Hun Kim, Byoung Kun Jeon, Doo Young Huh, Su Young Ryu, Seong Min Lee, Jung Woon Kim, Young Shin Lee
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Patent number: 10996387Abstract: An optical device and method of manufacturing the same are disclosed herein. In some embodiments, an optical device includes a first outer substrate and a second outer substrate disposed opposite to each other, a liquid crystal element disposed between the first and second outer substrates; and a plurality of adhesive films encapsulating the liquid crystal element, wherein the plurality of adhesive films comprises a curable adhesive film and a non-curable adhesive film. The optical device is capable of varying transmittance and reducing light loss while improving appearance defects. Such an optical device can be used for various applications such as eyewear, for example, sunglasses or augmented reality (AR) or virtual reality (VR) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: GrantFiled: May 31, 2019Date of Patent: May 4, 2021Inventors: Seong Min Lee, Young Shin Lee, Byoung Kun Jeon, In Ju Mun
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Publication number: 20210055463Abstract: An optical device and method of manufacturing the same are disclosed herein. In some embodiments, an optical device includes a first outer substrate and a second outer substrate disposed opposite to each other, a liquid crystal element disposed between the first and second outer substrates; and a plurality of adhesive films encapsulating the liquid crystal element, wherein the plurality of adhesive films comprises a curable adhesive film and a non-curable adhesive film. The optical device is capable of varying transmittance and reducing light loss while improving appearance defects. Such an optical device can be used for various applications such as eyewear, for example, sunglasses or augmented reality (AR) or virtual reality (VR) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: ApplicationFiled: May 31, 2019Publication date: February 25, 2021Applicant: LG Chem, Ltd.Inventors: Seong Min Lee, Young Shin Lee, Byoung Kun Jeon, In Ju Mun
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Publication number: 20210018772Abstract: An optical device is provided in the present application. The present application provides an optical device capable of varying transmittance, and such optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: ApplicationFiled: March 27, 2019Publication date: January 21, 2021Applicant: LG Chem, Ltd.Inventors: Nam Hun Kim, Seong Min Lee, Byoung Kun Jeon, Su Young Ryu, Jung Woon Kim, Young Shin Lee
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Publication number: 20200333660Abstract: An optical device is disclose herein. In some embodiments, an optical device includes an active liquid crystal element film, wherein the active liquid crystal element film comprises two base films, an active liquid crystal layer present between the two base films, wherein the active liquid crystal layer contains a liquid crystal compound and is capable of switching between a first oriented state and a second oriented state, and a polarizing coating layer, wherein the polarizing coating layer is present between one of the two base films and the active liquid crystal layer. The optical device is capable of varying transmittance, and can be used for various applications such as sunglasses, AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: ApplicationFiled: April 25, 2018Publication date: October 22, 2020Applicant: LG Chem, Ltd.Inventors: Ji Hoon Park, Byoung Kun Jeon, Moon Soo Park, Jun Won Chang, Dae Hee Lee, Hye Min Yu, Young Shin Lee, Byung Sun Lee
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Patent number: 10703870Abstract: An optical film, a production method therefor, a lighting device and a display device are provided. The present application is capable of providing an optical film having excellent color purity and efficiency, the optical film being capable of providing a lighting device having excellent color characteristics. The optical film of the present application can stably maintain the above described excellent characteristics for a long period of time. The optical film of the present application can be used in various applications, including various lighting devices, photovoltaic cell applications, optical filters or photoconverters.Type: GrantFiled: March 11, 2016Date of Patent: July 7, 2020Assignee: LG CHEM, LTD.Inventors: Tae Gyun Kwon, Su Young Ryu, Young Shin Lee, Moon Soo Park, Seong Min Lee
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Patent number: 10685762Abstract: The present disclosure relates to a paste for ohmic contact to p-type semiconductor, including a metal oxide and a binder, wherein the metal oxide is a rhenium oxide or a molybdenum oxide.Type: GrantFiled: May 29, 2018Date of Patent: June 16, 2020Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ji-Won Choi, Jin Sang Kim, Chong Yun Kang, Seong Keun Kim, Seung Hyub Baek, Sang Tae Kim, Won Jae Lee, Narendra Singh Parmar, Young-Shin Lee
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Publication number: 20190235301Abstract: The present application relates to an optical device. The present application provides an optical device capable of varying transmittance, and such an optical device can be used for various applications such as eyewear, for example, sunglasses or AR (augmented reality) or VR (virtual reality) eyewear, an outer wall of a building or a sunroof for a vehicle.Type: ApplicationFiled: April 25, 2018Publication date: August 1, 2019Applicant: LG Chem, Ltd.Inventors: Ji Hoon Park, Hye Min Yu, Moon Soo Park, Young Shin Lee
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Publication number: 20180358146Abstract: The present disclosure relates to a paste for ohmic contact to p-type semiconductor, including a metal oxide and a binder, wherein the metal oxide is a rhenium oxide or a molybdenum oxide.Type: ApplicationFiled: May 29, 2018Publication date: December 13, 2018Inventors: Ji-Won CHOI, Jin Sang KIM, Chong Yun KANG, Seong Keun KIM, Seung Hyub BAEK, Sang Tae KIM, Won Jae LEE, Narendra Singh PARMAR, Young-Shin LEE
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Publication number: 20180051144Abstract: An optical film, a production method therefor, a lighting device and a display device are provided. The present application is capable of providing an optical film having excellent color purity and efficiency, the optical film being capable of providing a lighting device having excellent color characteristics. The optical film of the present application can stably maintain the above described excellent characteristics for a long period of time. The optical film of the present application can be used in various applications, including various lighting devices, photovoltaic cell applications, optical filters or photoconverters.Type: ApplicationFiled: March 11, 2016Publication date: February 22, 2018Inventors: Tae Gyun KWON, Su Young RYU, Young Shin LEE, Moon Soo PARK, Seong Min LEE
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Patent number: 9588348Abstract: The 3D display device includes a display panel including a first pixel area displaying a left-eye image, and a second pixel area neighboring the first pixel area and displaying a right-eye image, and a lenticular lens unit positioned on the display panel to cover the first pixel area and the second pixel area and having at least one color.Type: GrantFiled: June 27, 2013Date of Patent: March 7, 2017Assignee: Samsung Display Co., Ltd.Inventors: Byoung-Hee Park, Ok-Keun Song, Yong-Han Lee, Young-Shin Lee
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Patent number: 9514686Abstract: Disclosed is an organic light emitting display device which is capable of rapidly sensing a characteristic variation in a pixel including an organic light emitting diode and a driving transistor. The organic light emitting display device may include a display panel including a pixel formed adjacent to each crossing area of gate and data lines, and a sensing line provided in parallel to the data line and connected with the pixel. The device includes a data driver provided with a sensing data generator for sensing a characteristic variation of the pixel through the sensing line and generating sensing data based on the characteristic variation of the pixel for a sensing mode. The sensing data generator generates the sensing data for the pixel by converting current flowing from the pixel to the sensing line into voltage, and converting the voltage to a digital representation using an analog-to-digital conversion method.Type: GrantFiled: August 28, 2014Date of Patent: December 6, 2016Assignee: LG Display Co., Ltd.Inventors: Young Shin Lee, Ho Jun Song
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Patent number: 9368744Abstract: An organic light emitting diode device, including a first electrode, a second electrode facing the first electrode, and a light emitting member disposed between the first electrode and the second electrode, the light emitting member including at least one light emitting unit. At least one of the light emitting units may include a first hole injection layer, a second hole injection layer, a hole transport layer, and an emission layer, and a difference between a HOMO energy level of the first hole injection layer and a LUMO energy level of the second hole injection layer may be smaller than about 0.5 eV.Type: GrantFiled: March 30, 2011Date of Patent: June 14, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young-Shin Lee, Jae-Kook Ha, Sung-Soo Lee
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Publication number: 20160104859Abstract: An organic light emitting diode display includes a transistor, a first electrode connected to the transistor, a pixel definition layer on the first electrode, and an organic emission layer on the first electrode and corresponding to the emission region. The pixel definition layer exposes an emission region corresponding to a portion of the first electrode. The display also includes an auxiliary conductive pattern, a buffer layer, and a second electrode. The auxiliary conductive pattern does not overlap the emission region and is on the pixel definition layer. The buffer layer covers the organic emission layer and the pixel definition layer and contacts the auxiliary conductive pattern. The second electrode is on the buffer layer.Type: ApplicationFiled: May 27, 2015Publication date: April 14, 2016Inventors: Se IL KIM, Young Shin LEE, Jae Goo LEE
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Patent number: 9176327Abstract: Provided is a three-dimensional display. The display includes a substrate including a plurality of pixel areas; a barrier layer on a first surface of the substrate and at an area corresponding to a boundary between neighboring pixel areas of the plurality of pixel areas; a driving circuit layer on the barrier layer; and a display device layer on the driving circuit layer and forming pixels at positions corresponding to the plurality of pixel areas, wherein light emitted by the display device layer is emitted outside via a second surface of the substrate opposite to the first surface of the substrate.Type: GrantFiled: August 20, 2013Date of Patent: November 3, 2015Assignee: Samsung Display Co., Ltd.Inventors: Young-Shin Lee, Ok-Keun Song, Yong-Han Lee, Byoung-Hee Park
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Publication number: 20150061981Abstract: Disclosed is an organic light emitting display device which is capable of rapidly sensing a characteristic variation in a pixel including an organic light emitting diode and a driving transistor. The organic light emitting display device may include a display panel including a pixel formed adjacent to each crossing area of gate and data lines, and a sensing line provided in parallel to the data line and connected with the pixel. The device includes a data driver provided with a sensing data generator for sensing a characteristic variation of the pixel through the sensing line and generating sensing data based on the characteristic variation of the pixel for a sensing mode. The sensing data generator generates the sensing data for the pixel by converting current flowing from the pixel to the sensing line into voltage, and converting the voltage to a digital representation using an analog-to-digital conversion method.Type: ApplicationFiled: August 28, 2014Publication date: March 5, 2015Inventors: Young Shin Lee, Ho Jun Song
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Patent number: 8780215Abstract: Provided is an apparatus and method for processing an image which can correct image distortion caused by hand shake. The apparatus includes: a reference image acquiring unit for acquiring a first and a second reference images by using different shutter times and international standard organization (ISO) values; and a color information correcting unit for correcting color information of an input image, which is obtained by using a shutter time that is shorter of the shutter times used to acquire the first and the second reference images, based on a brightness ratio and a chrominance ratio of the first and second reference images. Accordingly, image distortion caused by hand shake can be corrected.Type: GrantFiled: June 25, 2008Date of Patent: July 15, 2014Assignee: Core Logic, Inc.Inventors: Young-Shin Lee, Jin-Suk Yun, Bong-Su Kang
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Publication number: 20140177046Abstract: Provided is a three-dimensional display. The display includes a substrate including a plurality of pixel areas; a barrier layer on a first surface of the substrate and at an area corresponding to a boundary between neighboring pixel areas of the plurality of pixel areas; a driving circuit layer on the barrier layer; and a display device layer on the driving circuit layer and forming pixels at positions corresponding to the plurality of pixel areas, wherein light emitted by the display device layer is emitted outside via a second surface of the substrate opposite to the first surface of the substrate.Type: ApplicationFiled: August 20, 2013Publication date: June 26, 2014Applicant: Samsung Display Co., Ltd.Inventors: Young-Shin Lee, Ok-Keun Song, Yong-Han Lee, Byoung-Hee Park
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Publication number: 20140133023Abstract: The 3D display device includes a display panel including a first pixel area displaying a left-eye image, and a second pixel area neighboring the first pixel area and displaying a right-eye image, and a lenticular lens unit positioned on the display panel to cover the first pixel area and the second pixel area and having at least one color.Type: ApplicationFiled: June 27, 2013Publication date: May 15, 2014Inventors: Byoung-Hee Park, Ok-Keun Song, Yong-Han Lee, Young-Shin Lee
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Publication number: 20140076232Abstract: A deposition apparatus includes a plurality of deposition sources that provides different deposition materials to a substrate, a sensor assembly that senses a deposition thickness of the deposition materials evaporated from the deposition sources, and a main controller that controls the sensor assembly. The sensor assembly includes a plurality of sensor groups each including a plurality of sensors and respectively corresponding to the deposition sources, and each of the sensor groups senses the deposition thickness of the deposition material evaporated from a corresponding deposition source of the deposition sources to the substrate in response to a control of the main controller.Type: ApplicationFiled: March 5, 2013Publication date: March 20, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Byoung Hee Park, Ok-Keun Song, Yonghan Lee, Young Shin Lee