Patents by Inventor Sang Ho Park
Sang Ho 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: 20210257525Abstract: A display device includes a first pixel and a second pixel adjacent to each other in a first direction, first voltage wires disposed in the first pixel and the second pixel in a second direction, a second wire disposed along a boundary between the first pixel and the second pixel in the second direction, first electrodes disposed between the first voltage wires and the second wire in the first pixel an the second pixel, a second electrode disposed between and spaced apart from the first electrodes in the first pixel and the second pixel, and light-emitting elements disposed at each of the first pixel and the second pixel and disposed on the first electrodes and the second electrode, wherein the first voltage wires, the first electrodes, and the light-emitting elements are symmetric with respect to the second wire.Type: ApplicationFiled: February 17, 2021Publication date: August 19, 2021Applicant: Samsung Display Co., LTD.Inventors: An Na RYU, Sung Hoon KIM, Sang Ho PARK
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Publication number: 20210234615Abstract: Disclosed is an optical transmitter module including a directly modulated laser transmitter based on a directly modulated laser (DML) and an arrayed waveguide grating (AWG) chip that is vertically polished. The directly modulated laser transmitter includes a directly modulated laser chip array including one or more directly modulated laser chips, an impedance matching circuit that allows each of the one or more directly modulated laser chips to operate at a critical speed of 100 Gbps per channel or higher, and a radio frequency-flexible printed circuit board (RF-FPCB) that transmits a radio frequency (RF) modulating signal to the directly modulated laser chip array. The arrayed waveguide grating chip includes an optical waveguides that transfer multi-channel optical signals and a wavelength multiplexer that multiplexes the multi-channel optical signals. The directly modulated laser transmitter and the arrayed waveguide grating chip are spaced apart from each other and are optically coupled in chip-to-chip.Type: ApplicationFiled: January 22, 2021Publication date: July 29, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Young-Tak HAN, Seok Jun YUN, Seoktae KIM, Sang Ho PARK, Yongsoon BAEK, Jang Uk SHIN, Seo Young LEE
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Publication number: 20210217895Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.Type: ApplicationFiled: December 8, 2020Publication date: July 15, 2021Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gap Kim, Yu-Gwang Jeong
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Patent number: 11038005Abstract: An organic light emitting diode (OLED) display includes a first electrode, a pixel defining layer that at least partially exposes the first electrode, an organic light emitting layer on the first electrode, a thin-film encapsulation layer on the organic light emitting layer, and a light shielding member on the thin-film encapsulation the light shielding member overlapping the pixel defining layer. The organic light emitting layer includes a main area not overlapping the pixel defining layer and a sub area overlapping the pixel defining layer. The main area includes an open portion not overlapping the light shielding member and a shadow portion around the open portion overlapping the light shielding member.Type: GrantFiled: August 23, 2019Date of Patent: June 15, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Gun Hee Kim, Sang Ho Park, Ju Won Yoon, Seung Chan Lee, Joo Hee Jeon
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Publication number: 20210151419Abstract: A display device includes a substrate, a display element layer disposed on a first surface of the substrate and including a light emitting element that emits light, and a pixel circuit layer disposed on the display element layer and including a transistor electrically connected to the light emitting element. The display element layer includes a first contact electrode electrically connected to a first end of the light emitting element, and a second contact electrode electrically connected to a second end of the light emitting element. The pixel circuit layer includes a reflective layer disposed on the display element layer and overlapping the light emitting element. One of the first contact electrode and the second contact electrode is electrically connected to the transistor. The reflective layer reflects the light emitted from the light emitting element toward a second surface of the substrate.Type: ApplicationFiled: August 12, 2020Publication date: May 20, 2021Applicant: Samsung Display Co., LTD.Inventors: Seung Min LEE, Jin Yeong KIM, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE, Jin Woo LEE
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Publication number: 20210151499Abstract: A display device includes a substrate having an emission area and a non-emission area, a first electrode and a second electrode spaced from each other on the substrate in the emission area, a first insulating layer on the substrate in the emission area and the non-emission area and covering at least a portion of the first electrode and the second electrode, a light-emitting element between the first electrode and the second electrode, a first contact electrode on the first electrode and in contact with one end portion of the light-emitting element, and a second contact electrode on the second electrode and in contact with the other end portion of the light-emitting element, a first active material layer on the first insulating layer in the non-emission area and electrically connected to the first contact electrode, and a gate insulating layer on the first active material layer.Type: ApplicationFiled: November 13, 2020Publication date: May 20, 2021Inventors: Sang Ho PARK, Sung Hoon KIM, Jin Yeong KIM, Jin Taek KIM, Tae Hoon YANG, Sung Jin LEE
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Publication number: 20210138260Abstract: The inventive concept relates to an apparatus for phototherapy treatment of a pet. The apparatus includes a grippable main body having a pair of heads for respectively emitting light, a plurality of first LED modules respectively disposed in the pair of heads, wherein the plurality of first LED modules irradiate light of a specific wavelength toward a skin and an external auditory meatus of the pet, respectively, at least one second LED module disposed in one of the pair of heads, wherein the at least one second LED module irradiates light of a wavelength different from the wavelength of the light of the plurality of first LED modules toward the external auditory meatus of the pet, and a controller disposed in the main body to control the first LED module and the second LED module to respectively irradiate the light.Type: ApplicationFiled: November 13, 2019Publication date: May 13, 2021Applicant: BNSoft. Inc.Inventors: Sang Ho PARK, Young Joon CHOI, Sang Keun PARK
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Publication number: 20210134877Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.Type: ApplicationFiled: September 16, 2020Publication date: May 6, 2021Inventors: Jin Taek KIM, Jin Yeong KIM, Soo Hyun MOON, Sang Ho PARK, Seung Min LEE, Jin Woo LEE, Tae Hoon YANG
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Publication number: 20210111323Abstract: A display device includes a substrate including a display area and a non-display area, a pixel located in the display area, a pad unit on one side of the non-display area, and a driver connected to the pixel. The pixel includes a first insulating layer, a first light emitting element on the first insulating layer, a second insulating layer on the first light emitting element and exposing one end portion and another end portion of the first light emitting element, a first contact electrode on the second insulating layer and connected to the one end portion of the first light emitting element, and a second contact electrode on the second insulating layer and connected to the other end portion of the first light emitting element. The pad unit includes a pad metal layer, a first pad insulating layer, a second pad insulating layer, and a pad electrode.Type: ApplicationFiled: July 13, 2020Publication date: April 15, 2021Inventors: Jin Yeong KIM, Mi Jin PARK, Sang Ho PARK, Tae Hoon YANG, Sung Jin LEE
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Publication number: 20210111303Abstract: A method of manufacturing a display device includes: forming a first electrode on a substrate; forming an insulating layer on the substrate and on the first electrode; providing light emitting elements in the insulating layer, each of the light emitting elements having a long axis and a short axis crossing the long axis and being configured to emit light; aligning the light emitting elements such that one end of each of the light emitting elements faces the substrate and the long axis of each of the light emitting elements is arranged in a direction from the substrate toward the insulating layer; patterning the insulating layer to form an insulating pattern exposing another end of each of the light emitting elements; and forming a second electrode electrically connected to the exposed other end of each of the light emitting elements.Type: ApplicationFiled: July 23, 2020Publication date: April 15, 2021Inventors: Sung Jin LEE, Jin Yeong KIM, Jin Taek KIM, Mi Jin PARK, Sang Ho PARK, Tae Hoon YANG
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Patent number: 10957944Abstract: Provided are an electrode aligned state inspection system and method of imaging a stacking process of an electrode plate, inspecting a position of the electrode plate, and determining whether or not a product is defective. When a misalignment occurs during the stacking process of a cathode plate, an anode plate, and a separator, an operator immediately recognizes the occurrence of the misalignment, and therefore, it is possible to improve a quality reliability of the electrode assembly. In addition, since it is determined whether or not the product is defective during a production process of the electrode assembly, an amount of waste may be reduced. The video data obtained by the imaging of the production process of the electrode assembly is automatically stored, and therefore, the data may be used as data that may be checked later when the quality is checked and the defective product is produced.Type: GrantFiled: April 30, 2019Date of Patent: March 23, 2021Assignee: SK INNOVATION CO., LTD.Inventors: Dae Soo Han, Hong Jae Koh, Sang Ho Park, Sang Kyu Han
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Patent number: 10935741Abstract: Provided is an optical module including an optical waveguide device through which multiple channel lightwaves are input and output, an optical transmission/reception unit disposed on one side of the optical waveguide device, an electronic IC disposed on one side of the optical transmission/reception unit and configured to drive the optical transmission/reception unit, a flexible printed circuit board (PCB) disposed on the optical transmission/reception unit and the electronic IC, a first solder ball between the optical transmission/reception unit and the flexible PCB and a second solder ball between the electronic IC and the flexible PCB.Type: GrantFiled: September 16, 2019Date of Patent: March 2, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Young-Tak Han, Seok-Tae Kim, Jong-Hoi Kim, Sang-Ho Park, Yongsoon Baek, Jang-Uk Shin, Seo-Young Lee
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Publication number: 20210043707Abstract: A light emitting diode display device including: an organic light emitting diode including an anode electrode; a first transistor for providing a current to the anode electrode of the organic light emitting diode; a second transistor for transmitting a voltage to a gate electrode of the first transistor; a first capacitor for storing the voltage transmitted to the gate electrode of the first transistor; and a second capacitor disposed between a first electrode of the second transistor and a data line, wherein the first electrode of the second transistor is directly connected to the anode electrode of the organic tight emitting diode.Type: ApplicationFiled: July 23, 2020Publication date: February 11, 2021Inventors: Sang Ho PARK, Yeon Hong KIM, Jin Yeong KIM, Jin Taek KIM, Soo hyun MOON, Mi Jin PARK, Tae Hoon YANG, Sung-Jin LEE, Jin Woo LEE, Kwang Taek HONG
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Patent number: 10899612Abstract: Provided is a hydrogen production reactor as a reactor producing a reforming gas including hydrogen, in which a burning unit and a reforming unit are sequentially arranged and spaced apart from each other in a concentric structure based on a raw material transfer pipe positioned at a central axis of the reactor, including a heating raw material transfer pipe supplying a raw material to the burning unit, a burning unit burning the supplied raw material and supplying heat to the reforming unit, a reforming raw material phase change pipe positioned within the burning unit and heating the supplied raw material, and a reforming unit reforming the phase-changed raw material supplied from the reforming raw material phase change pipe, wherein the reforming raw material phase change pipe is provided as a coil surrounding an outer circumferential surface of a lower end of the heating raw material transfer pipe.Type: GrantFiled: September 11, 2017Date of Patent: January 26, 2021Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Dong-joo Seo, Woohyun Kim, Sang-ho Park, Wang-lai Yoon
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Publication number: 20210002807Abstract: A washing machine is provided. The washing machine includes a water tub configured to be disposed in a cabinet and to store wash water, a rotating tub configured to be rotatably installed in the water tub and to include an opening formed in an upper end portion thereof, and a driver configured to be connected to the rotating tub and to rotate the rotating tub, wherein a deviation preventer configured to prevent wash water in the rotating tub from being deviated to one side during rotation of the rotating tub is formed at an upper end portion of the rotating tub.Type: ApplicationFiled: September 18, 2020Publication date: January 7, 2021Inventors: Sung-mo LEE, Sang-ho PARK, Kyung-up LIM, Seon-woo LEE, So-dam HAN, In-hwan KIL, Jun-hyun PARK, Do-yeon KIM, Hoon WEE
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Patent number: 10861978Abstract: A thin film transistor according to an exemplary embodiment of the present invention includes an oxide semiconductor. A source electrode and a drain electrode face each other. The source electrode and the drain electrode are positioned at two opposite sides, respectively, of the oxide semiconductor. A low conductive region is positioned between the source electrode or the drain electrode and the oxide semiconductor. An insulating layer is positioned on the oxide semiconductor and the low conductive region. A gate electrode is positioned on the insulating layer. The insulating layer covers the oxide semiconductor and the low conductive region. A carrier concentration of the low conductive region is lower than a carrier concentration of the source electrode or the drain electrode.Type: GrantFiled: December 24, 2018Date of Patent: December 8, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yong Su Lee, Yoon Ho Khang, Dong Jo Kim, Hyun Jae Na, Sang Ho Park, Se Hwan Yu, Chong Sup Chang, Dae Ho Kim, Jae Neung Kim, Myoung Geun Cha, Sang Gab Kim, Yu-Gwang Jeong
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Publication number: 20200282422Abstract: A slurry for electrostatic spray deposition and method for forming a coating film using the same are provided. The slurry comprises a solvent, a first polymer dissolved in the solvent, and polymer particles containing a second polymer and dispersed in the solvent.Type: ApplicationFiled: September 28, 2018Publication date: September 10, 2020Applicant: Industry-University Cooperation Foundation, Hanyang UniversityInventors: Dong Wook SHIN, Se Wook LEE, Sang Ho PARK
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Publication number: 20200241226Abstract: Provided is an optical module including an optical waveguide device through which multiple channel lightwaves are input and output, an optical transmission/reception unit disposed on one side of the optical waveguide device, an electronic IC disposed on one side of the optical transmission/reception unit and configured to drive the optical transmission/reception unit, a flexible printed circuit board (PCB) disposed on the optical transmission/reception unit and the electronic IC, a first solder ball between the optical transmission/reception unit and the flexible PCB and a second solder ball between the electronic IC and the flexible PCB.Type: ApplicationFiled: September 16, 2019Publication date: July 30, 2020Applicant: Electronics and Telecommunications Research InstituteInventors: Young-Tak HAN, Seok-Tae KIM, Jong-Hoi KIM, Sang-Ho PARK, Yongsoon BAEK, Jang-Uk SHIN, Seo-Young LEE
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Publication number: 20200141045Abstract: Disclosed is a washing machine capable of preventing noise caused by an assembly failure of a supply hose. The washing machine comprises: a main body including a front frame; a tub provided inside the main body; a diaphragm provided between the tub and the front frame; a nozzle provided at the inner surface of the diaphragm so as to spray water toward the inside of the tub; a nozzle guide provided at the outer surface of the diaphragm, and including a through-hole into which one end of the nozzle is inserted; a supply hose connected to one end of the nozzle protruding through the through-hole; and a fixing member for fixing the supply hose to one end of the nozzle, wherein the nozzle guide includes ribs for preventing a portion of the fixing member from coming in contact with the front frame of the main body.Type: ApplicationFiled: June 26, 2018Publication date: May 7, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-ho SEO, Hyung-min KIM, Sang-ho PARK
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Publication number: 20200105854Abstract: An organic light emitting diode (OLED) display includes a first electrode, a pixel defining layer that at least partially exposes the first electrode, an organic light emitting layer on the first electrode, a thin-film encapsulation layer on the organic light emitting layer, and a light shielding member on the thin-film encapsulation the light shielding member overlapping the pixel defining layer. The organic light emitting layer includes a main area not overlapping the pixel defining layer and a sub area overlapping the pixel defining layer. The main area includes an open portion not overlapping the light shielding member and a shadow portion around the open portion overlapping the light shielding member.Type: ApplicationFiled: August 23, 2019Publication date: April 2, 2020Inventors: Gun Hee KIM, Sang Ho PARK, Ju Won YOON, Seung Chan LEE, Joo Hee JEON