Patents by Inventor Joodo Park
Joodo Park 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: 20230361095Abstract: Embodiments relate to a method for manufacturing a semiconductor light emitting device package, a semiconductor light emitting device package manufactured by the method, and a display device including the same. The semiconductor light emitting device package according to the embodiment can include a first semiconductor layer on a growth substrate, a tether layer on the first semiconductor layer, a light emitting structure on the tether layer, a light-transmitting electrode layer on the light-emitting structure, and a post structure on the light-transmitting electrode layer.Type: ApplicationFiled: September 28, 2020Publication date: November 9, 2023Applicant: LG ELECTRONICS INC.Inventors: Joodo PARK, Hooyoung SONG, Myungshin CHOI
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Publication number: 20220373787Abstract: The present disclosure relates to a scanner and an electronic apparatus including the scanner. The scanner according to the present disclosure comprises a mirror, a substrate separated from the outside of the mirror, a first and a second mirror support member, a first and a second mirror spring, and a plurality of combs formed on the substrate and to supply a rotational force based on electrostatic force to the mirror, wherein the substrate includes a first edge and a second edge closer to the mirror than the first edge and placed at a lower position than the first edge, and the optical interference angle at the second edge is greater than the optical interference angle at the first edge. Accordingly, it is possible to output light in both directions of a mirror and thereby to perform wide-angle scanning.Type: ApplicationFiled: October 25, 2019Publication date: November 24, 2022Applicant: LG ELECTRONICS INC.Inventors: Byounggoo LEE, Joodo PARK, Jaeyong AN, Sangcheon KIM
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Patent number: 9778456Abstract: The present disclosure may provide a MEMS scanner including a mirror configured to reflect light, a gimbal connected to the mirror to rotatably support the mirror, and a winding portion provided at the mirror or the gimbal to generate an electromagnetic force in interaction with a magnetic field formed in the vicinity when a current flows therethrough so as to adjust a rotational angle of the mirror, wherein the winding portion includes a silicon layer, a coil layer deposited on the silicon layer to generate physical deformation due to a current flowing therethrough, and a plurality of hollow holes formed on the coil layer to provide elasticity so as to reduce an amount of impact due to the physical deformation, and increase the dissipation area of heat generated.Type: GrantFiled: March 31, 2015Date of Patent: October 3, 2017Assignee: LG ELECTRONICS INC.Inventors: Joodo Park, Chihwan Jeong
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Patent number: 9298291Abstract: A touch screen panel and a manufacturing method thereof are provided, which can reduce the surface reflectance (Fresnel reflectance) of a touch screen in indoor and outdoor environments, suppress degradation of the visibility of a display by a reduction in surface reflectance, and improve light transmittance. The touch screen panel includes: a first transparent substrate; a transparent conductive layer formed on the first transparent substrate, and having an electrode pattern of nanorods; a transparent adhesive layer formed on the transparent conductive layer; and a second transparent substrate formed on the transparent adhesive layer.Type: GrantFiled: December 31, 2012Date of Patent: March 29, 2016Assignees: LG ELECTRONICS INC., POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Seongman Jeon, Jongkyu Kim, Joodo Park, Seehyung Lee, Yongdae Kim
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Publication number: 20150277105Abstract: The present disclosure may provide a MEMS scanner including a mirror configured to reflect light, a gimbal connected to the mirror to rotatably support the mirror, and a winding portion provided at the mirror or the gimbal to generate an electromagnetic force in interaction with a magnetic field formed in the vicinity when a current flows therethrough so as to adjust a rotational angle of the mirror, wherein the winding portion includes a silicon layer, a coil layer deposited on the silicon layer to generate physical deformation due to a current flowing therethrough, and a plurality of hollow holes formed on the coil layer to provide elasticity so as to reduce an amount of impact due to the physical deformation, and increase the dissipation area of heat generated.Type: ApplicationFiled: March 31, 2015Publication date: October 1, 2015Applicant: LG ELECTRONICS INC.Inventors: Joodo PARK, Chihwan JEONG
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Publication number: 20140293162Abstract: A touch display unit, includes: a base substrate having a first surface to which a user's touch is applied, and a second surface having a concavo-convex pattern of a plurality of grooves; an electrode layer formed on the second surface, having sensing regions for generating an electric signal by sensing the user's touch, and having open regions corresponding to part of the plurality of grooves; and a display panel formed below the electrode layer, and providing light to the base substrate.Type: ApplicationFiled: March 31, 2014Publication date: October 2, 2014Applicant: LG Electronics Inc.Inventors: Joodo PARK, Seongman JEON, Yongdae KIM, Donghyun KIM
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Patent number: 8643804Abstract: A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a base layer; light source devices disposed on the base layer and configured to emit light, the light source devices being spaced apart from each other, at least one of the light source devices including a light emitting diode for generating the light; and a light shielding layer covering the light source devices and configured to control an amount of the light being transmitted through the light shielding layer, wherein the light shielding layer includes slits disposed spaced apart from each other.Type: GrantFiled: December 18, 2012Date of Patent: February 4, 2014Assignee: LG Electronics Inc.Inventors: Hyunkwon Shin, Sangcheon Kim, Moongoo Choi, Seongman Jeon, Hyunho Lee, Joodo Park, Ilhwan Kim
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Publication number: 20130278514Abstract: A touch screen panel and a manufacturing method thereof are provided, which can reduce the surface reflectance (Fresnel reflectance) of a touch screen in indoor and outdoor environments, suppress degradation of the visibility of a display by a reduction in surface reflectance, and improve light transmittance. The touch screen panel includes: a first transparent substrate; a transparent conductive layer formed on the first transparent substrate, and having an electrode pattern of nanorods; a transparent adhesive layer formed on the transparent conductive layer; and a second transparent substrate formed on the transparent adhesive layer.Type: ApplicationFiled: December 31, 2012Publication date: October 24, 2013Applicants: POSTECH ACADEMY-INDUSTRY FOUNDATION, LG ELECTRONICS INC.Inventors: Seongman Jeon, Jongkyu Kim, Joodo Park, Seehyung Lee, Yongdae Kim
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Patent number: 8355093Abstract: A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, each at least one of the light source devices including a light emitting unit diode for generating the light; a second layer covering the light source devices; and first and second light shielding layers disposed on the second layer and configure to selectively control transmit a propagation of the light emitted from the light source devices, the first and second light shielding layers being composed of a same material or different materials, the first and second light shielding layers being disposed to correspond with the light source devices.Type: GrantFiled: August 20, 2010Date of Patent: January 15, 2013Assignee: LG Electronics Inc.Inventors: Hyunkwon Shin, Sangcheon Kim, Moongoo Choi, Seongman Jeon, Hyunho Lee, Joodo Park, Ilhwan Kim
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Publication number: 20110228193Abstract: A light generating device which may be used as a backlight unit and a display device including the light generating device are discussed. According to an embodiment, the light generating device can include a first layer; a plurality of light source devices disposed on the first layer and configured to emit light, each at least one of the light source devices including a light emitting unit diode for generating the light; a second layer covering the light source devices; and first and second light shielding layers disposed on the second layer and configure to selectively control transmit a propagation of the light emitted from the light source devices, the first and second light shielding layers being composed of a same material or different materials, the first and second light shielding layers being disposed to correspond with the light source devices.Type: ApplicationFiled: August 20, 2010Publication date: September 22, 2011Inventors: Hyunkwon SHIN, Sangcheon Kim, Moongoo Choi, Seongman Jeon, Hyunho Lee, Joodo Park, Ilhwan Kim