Patents by Inventor Young-hee Lee
Young-hee 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: 10942389Abstract: A color conversion element includes a base substrate, and a first color filter layer, a second color conversion layer, and a third color conversion layer disposed on the base substrate, wherein the first color filter layer, the second color conversion layer, and the third color conversion layer are sequentially arranged on a plane, and wherein an interval between the first color filter layer and the second color conversion layer or an interval between the first color filter layer and the third color conversion layer is different from an interval between the second color conversion layer and the third color conversion layer.Type: GrantFiled: October 3, 2019Date of Patent: March 9, 2021Assignee: Samsung Display Co., Ltd.Inventors: June Woo Lee, Ji Hyun Kim, Young Hee Lee, Young Joo Jeon, Byoung Seong Jeong, Jung Ho Choi
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Patent number: 10923538Abstract: A display device includes a first base member having a first light-emitting area, a second light-emitting area, and a non-light-emitting area between the first and second light-emitting areas; a second base member on the first base member; a first color filter on a first surface of the second base member that faces the first base member and overlapping with the first light-emitting area; a second color filter on the first surface of the second base member and overlapping with the second light-emitting area; a color pattern on the first surface of the second base member, between the first and second color filters, and overlapping with the non-light-emitting area; a light-shielding member on the color pattern and overlapping with the non-light-emitting area; and a first wavelength conversion pattern on the second color filter and including a first wavelength shifter.Type: GrantFiled: January 13, 2020Date of Patent: February 16, 2021Assignee: Samsung Display Co., Ltd.Inventors: Young Hee Lee, Hyun Shik Lee, Seung Wook Chang, Byoung Seong Jeong, Sang Woo Pyo, Jae Hoon Hwang, Ji Hwan Yoon
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Publication number: 20200328256Abstract: A display device includes a first base member having a first light-emitting area, a second light-emitting area, and a non-light-emitting area between the first and second light-emitting areas; a second base member on the first base member; a first color filter on a first surface of the second base member that faces the first base member and overlapping with the first light-emitting area; a second color filter on the first surface of the second base member and overlapping with the second light-emitting area; a color pattern on the first surface of the second base member, between the first and second color filters, and overlapping with the non-light-emitting area; a light-shielding member on the color pattern and overlapping with the non-light-emitting area; and a first wavelength conversion pattern on the second color filter and including a first wavelength shifter.Type: ApplicationFiled: January 13, 2020Publication date: October 15, 2020Inventors: Young Hee LEE, Hyun Shik LEE, Seung Wook CHANG, Byoung Seong JEONG, Sang Woo PYO, Jae Hoon HWANG, Ji Hwan YOON
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Publication number: 20200292734Abstract: A wavelength multiplexing device is disclosed. When light is irradiated on a first longitudinal end region of a metal nano-structure, surface plasmon polaritons are generated in the first longitudinal end region. The surface plasmon polaritons and the light are coupled with each other to form first coupled surface plasmon polaritons, wherein the first coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure. When the first coupled surface plasmon polaritons reach a two-dimensional material layer, excitons are induced in the two-dimensional material layer, wherein the induced excitons and the first coupled surface plasmon polaritons are coupled with each other to form second coupled surface plasmon polaritons. The second coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure toward a second longitudinal end thereof.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Applicants: Research & Business Foundation Sungkyunkwan University, Institute for Basic ScienceInventors: Hyun Seok LEE, Young Hee LEE
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Publication number: 20200292733Abstract: A wavelength multiplexing device is disclosed. When light is irradiated on a first longitudinal end region of a metal nano-structure, surface plasmon polaritons are generated in the first longitudinal end region. The surface plasmon polaritons and the light are coupled with each other to form first coupled surface plasmon polaritons, wherein the first coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure. When the first coupled surface plasmon polaritons reach a two-dimensional material layer, excitons are induced in the two-dimensional material layer, wherein the induced excitons and the first coupled surface plasmon polaritons are coupled with each other to form second coupled surface plasmon polaritons. The second coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure toward a second longitudinal end thereof.Type: ApplicationFiled: June 1, 2020Publication date: September 17, 2020Applicants: Research & Business Foundation Sungkyunkwan University, Institute for Basic ScienceInventors: Hyun Seok LEE, Young Hee LEE
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Patent number: 10712479Abstract: A wavelength multiplexing device is disclosed. When light is irradiated on a first longitudinal end region of a metal nano-structure, surface plasmon polaritons are generated in the first longitudinal end region. The surface plasmon polaritons and the light are coupled with each other to form first coupled surface plasmon polaritons, wherein the first coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure. When the first coupled surface plasmon polaritons reach a two-dimensional material layer, excitons are induced in the two-dimensional material layer, wherein the induced excitons and the first coupled surface plasmon polaritons are coupled with each other to form second coupled surface plasmon polaritons. The second coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure toward a second longitudinal end thereof.Type: GrantFiled: March 10, 2017Date of Patent: July 14, 2020Assignees: Research & Business Foundation Sungkyunkwan University, Institute for Basic ScienceInventors: Hyun Seok Lee, Young Hee Lee
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Publication number: 20200124766Abstract: The present invention relates to an apparatus for calibrating temperature and humidity of a radio-sonde to be adapted to the upper air environment using an upper air simulation chamber including: an isotemperature-isohumidity unit calibrating temperature and humidity measured via the radio-sonde; a sunlight generation unit coupled to the isotemperature-isohumidity unit and generating sunlight to be irradiated to the isotemperature-isohumidity unit; an air supply unit coupled to the isotemperature-isohumidity unit and controlling the pressure and temperature of atmospheric air, allowing supplying air to the isotemperature-isohumidity unit; a sonic nozzle coupled to the isotemperature-isohumidity unit and creating an air flow set at below a set pressure; and a vacuum pump coupled to the isotemperature-isohumidity unit and discharging air which penetrates the isotemperature-isohumidity unit.Type: ApplicationFiled: March 20, 2019Publication date: April 23, 2020Applicant: Korea Research Institute of Standards and ScienceInventors: Yong-Gyoo Kim, In-Seok Yang, Sang-Bong Woo, Byung-Il Choi, Sang-Wook Lee, Woong Kang, Youn-Kyun Oh, Sung-Hun Kim, Seong-Chong Park, Young-Hee Lee
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Publication number: 20200085149Abstract: The present invention relates to a buckle coupling device in which a part of the buckle coupling device remains fixed while the other part is movable in a certain range so that a length of the buckle coupling device is temporarily extended, and the moved part of the buckle coupling device returns to an original position thereof by an internal spring that is compressed when the length is extended. According to the present invention, a retractable buckle coupling device includes: a belt coupling member having a first fixing protrusion, a fixed part, and a coupling part; a first cover member having a fastening rod; a buckle fastening member having a second fixing protrusion and a fastening part; at least one spring member fitted to the first fixing protrusion and the second fixing protrusion; and a second cover member fastened to the fastening rod.Type: ApplicationFiled: September 4, 2019Publication date: March 19, 2020Inventor: Young Hee LEE
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Publication number: 20200033670Abstract: A color conversion element includes a base substrate, and a first color filter layer, a second color conversion layer, and a third color conversion layer disposed on the base substrate, wherein the first color filter layer, the second color conversion layer, and the third color conversion layer are sequentially arranged on a plane, and wherein an interval between the first color filter layer and the second color conversion layer or an interval between the first color filter layer and the third color conversion layer is different from an interval between the second color conversion layer and the third color conversion layer.Type: ApplicationFiled: October 3, 2019Publication date: January 30, 2020Inventors: June Woo Lee, Ji Hyun Kim, Young Hee Lee, Young Joo Jeon, Byoung Seong Jeong, Jung Ho Choi
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Patent number: 10466530Abstract: A color conversion element includes a base substrate, and a first color filter layer, a second color conversion layer, and a third color conversion layer disposed on the base substrate, wherein the first color filter layer, the second color conversion layer, and the third color conversion layer are sequentially arranged on a plane, and wherein an interval between the first color filter layer and the second color conversion layer or an interval between the first color filter layer and the third color conversion layer is different from an interval between the second color conversion layer and the third color conversion layer.Type: GrantFiled: January 10, 2018Date of Patent: November 5, 2019Assignee: Samsung Display Co., Ltd.Inventors: June Woo Lee, Ji Hyun Kim, Young Hee Lee, Young Joo Jeon, Byoung Seong Jeong, Jung Ho Choi
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Patent number: 10296114Abstract: A touch screen display apparatus including a sensor unit to sense and to process light signals and a pixel unit to drive pixels according to the light signal processing performed by the sensor unit. The touch screen display apparatus includes a substrate; a plurality of pixel units disposed on the substrate, wherein each of the pixel units includes a first electrode, a second electrode, and an emission layer interposed between the first electrode and the second electrode; and a plurality of sensor units disposed on the substrate, wherein each of the sensor units includes a sensor first electrode, a sensor second electrode, and an organic light receiving layer interposed between the sensor first electrode and the sensor second electrode.Type: GrantFiled: May 27, 2010Date of Patent: May 21, 2019Assignee: Samsung Display Co., Ltd.Inventors: Moon-Jae Lee, Won-Jun Song, Sun-Hee Lee, Young-Hee Lee, Mu-Hyun Kim, Hye-Dong Kim, Ji-Young Kim
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Patent number: 10263199Abstract: A display device, including a substrate having a first region and second regions; transistors on the substrate in the first region and the second regions; first electrodes each connected to the transistors; an organic emission layer on the first electrodes; and second electrodes on the organic emission layer, molecular weights of organic materials of the organic emission layer in the first region and the organic emission layer in the second regions being different from each other.Type: GrantFiled: September 29, 2015Date of Patent: April 16, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Wook Chang, Young Hee Lee
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Publication number: 20190049779Abstract: A color conversion element includes a base substrate, and a first color filter layer, a second color conversion layer, and a third color conversion layer disposed on the base substrate, wherein the first color filter layer, the second color conversion layer, and the third color conversion layer are sequentially arranged on a plane, and wherein an interval between the first color filter layer and the second color conversion layer or an interval between the first color filter layer and the third color conversion layer is different from an interval between the second color conversion layer and the third color conversion layer.Type: ApplicationFiled: January 10, 2018Publication date: February 14, 2019Inventors: June Woo LEE, Ji Hyun KIM, Young Hee LEE, Young Joo JEON, Byoung Seong JEONG, Jung Ho CHOI
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Patent number: 10071913Abstract: A graphene laminate including a substrate, a binder layer on the substrate, and graphene on the binder layer, wherein the graphene is bound to the substrate by the binder layer.Type: GrantFiled: October 31, 2013Date of Patent: September 11, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyeon-jin Shin, Jae-young Choi, Gang-hee Han, Young-hee Lee
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Patent number: 10059659Abstract: The present invention relates to compounds 1, 1a (S-enantiomer) and 1b (R-enantiomer) of the following formula 1, and a method for preparing the same. [formula 1] The novel compound of the formula 1 is used as an important intermediate for preparing compounds 6, 6a (S-enantiomer) and 6b (R-enantiomer) of the following formula 6, which are 2,2?-binaphthol-3-aldehyde derivatives. Also, the present invention provides a method for preparing the compound of formula 1 with a very safe method at low cost.Type: GrantFiled: December 13, 2011Date of Patent: August 28, 2018Assignee: AMINOLOGICS CO. LTD.Inventors: Rae Kyu Chang, Yun Soo Ahn, Heejung Jung, Hyerim Ga, Juwan Maeng, Young-Kook Koh, Young Hee Lee, Kwang Jae Lee, Joonseo Kim, Hyunil Lee, Heungsik Yoon
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Patent number: 9991371Abstract: A semiconductor device includes a substrate, a two-dimensional (2D) material layer formed on the substrate and having a first region and a second region adjacent to the first region, and a source electrode and a drain electrode provided to be respectively in contact with the first region and the second region of the 2D material layer, the second region of the 2D material layer including an oxygen adsorption material layer in which oxygen is adsorbed on a surface of the second region.Type: GrantFiled: October 12, 2016Date of Patent: June 5, 2018Assignees: SAMSUNG ELECTRONICS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Un Jeong Kim, Hyo Chul Kim, Young Geun Roh, Yeon Sang Park, Jae Gwan Chung, Si Young Lee, Young Hee Lee
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Patent number: 9903404Abstract: The present invention provides a general use tapping screw, which is a two-line screw having a cylindrical body, and main threads and auxiliary threads which are formed on the outer circumferential surface of the body, wherein the outer diameter of the auxiliary threads is 92˜97% the outer diameter of the main threads, the angle of the front flank surfaces of the main threads and the auxiliary threads is in the range of 12±3 degrees, the angle of the rear flank surfaces of the main threads is in the range of 25±3 degrees, the angle of the rear flank surfaces of the auxiliary threads is in the range of 20±3 degrees, and intervals between a first pitch from the main thread to the auxiliary thread and a second pitch from the auxiliary thread to the next main threads have a difference in the range of ±10-20%.Type: GrantFiled: October 9, 2012Date of Patent: February 27, 2018Assignee: ASIA BOLT CO., LTDInventors: Young-Hee Lee, Chang-Young Kim, Sang-You Lee
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Publication number: 20170261655Abstract: A wavelength multiplexing device is disclosed. When light is irradiated on a first longitudinal end region of a metal nano-structure, surface plasmon polaritons are generated in the first longitudinal end region. The surface plasmon polaritons and the light are coupled with each other to form first coupled surface plasmon polaritons, wherein the first coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure. When the first coupled surface plasmon polaritons reach a two-dimensional material layer, excitions are induced in the two-dimensional material layer, wherein the induced excitions and the first coupled surface plasmon polaritons are coupled with each other to form second coupled surface plasmon polaritons. The second coupled surface plasmon polaritons propagate along and on a surface of the metal nano-structure toward a second longitudinal end thereof.Type: ApplicationFiled: March 10, 2017Publication date: September 14, 2017Applicant: RESEARCH BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Hyun Seok LEE, Young Hee LEE
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Patent number: 9729142Abstract: A coil-driving IC having a first output terminal configured connected to a first terminal of a coil and a second output terminal configured connected to a second terminal of the coil is disclosed. The coil-driving IC comprises a first switch connected to the first output terminal; a second switch connected to the second output terminal; a current driving part comprising a first current terminal connected to the first output terminal via the first switch and a second current terminal connected to the second output terminal via the second switch; and a gate driving part controlling the first switch and the second switch so that, when the coil is driven by a current provided from the first current terminal or the second current terminal, the first switch and the second switch are in an ON state, otherwise, the first switch and the second switch are in an OFF state.Type: GrantFiled: April 25, 2016Date of Patent: August 8, 2017Assignee: ZINITIX CO., LTD.Inventors: Ji Soo Lim, Dae Yeul Tcho, Jin Woo Lee, Young Hee Lee
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Patent number: 9725391Abstract: The present invention relates to a method for preparing enantiomerically pure compounds 1a and 1b of the following formula 1 from racemic compound 1 of the following formula 1. [formula 1] The compounds 1a and 1b of the above formula 1 respectively are important intermediates for a process for preparing the respective compounds 2a and 2b of the following formula 2, which are 2,2?-binaphthol-3-aldehyde derivatives. The following compounds 2a and 2b are useful for preparing enantiomerically pure amino acids. The present invention provides a method for preparing the above compounds 1a and 1b very conveniently and economically, and suitably for mass production.Type: GrantFiled: November 24, 2011Date of Patent: August 8, 2017Assignee: Aminologics Co., Ltd.Inventors: Hyunil Lee, Heungsik Yoon, Young Hee Lee, Heejung Jung, Young-Kook Koh