Patents by Inventor Donghee Choi
Donghee Choi 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: 20240094732Abstract: Disclosed is a robot traveling in a specific space. The robot includes a memory in which map information on a driving space is stored, one or more sensors, a driver; and one or more processors configured to identify the specific space as a plurality of subspaces when the specific space is included as a stopover on a traveling route identified based on the map information, identify priority information of each of the plurality of subspaces, identify a location of an object within the specific space based on sensing data acquired through the one or more sensors, update the priority information of each of the plurality of subspaces based on at least one of the identified location of the object or a predicted departure time to a next stopover within the traveling route, and control the driver to move based on the updated priority information.Type: ApplicationFiled: October 10, 2023Publication date: March 21, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Koeun CHOI, Boseok MOON, Donghee YE
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Publication number: 20240097117Abstract: A composite cathode active material includes: a core including a plurality of primary particles; and a shell on the core, wherein the primary particles include a first lithium transition metal oxide comprising nickel, the shell includes a first layer and a second layer on the first layer, the first layer includes a first composition containing a first metal, the second layer includes a second composition containing phosphorus, and the first metal includes at least one or more metal, other than nickel, belonging to any of Groups 2 to 5 and Groups 7 to 15 of the Periodic Table of the Elements. Also a cathode, and a lithium battery each including the composite cathode active material, and a method of preparing the composite cathode active material.Type: ApplicationFiled: November 17, 2023Publication date: March 21, 2024Inventors: Sukgi Hong, Byongyong Yu, Donghee Yeon, Byungjin Choi
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Patent number: 11921554Abstract: Disclosed is an apparatus for dynamic thermal management, which includes a thermal management unit that determines whether there is a need to perform thermal management on a processor based on temperatures measured from a plurality of temperature sensors included in the processor and generates an indication signal, and a controller that performs the thermal management on the processor in response to the indication signal, by using a first method of adjusting a state of each of a plurality of cores included in the processor, a second method of adjusting a level of an operating voltage and a frequency of a clock signal, which are provided to the processor, and/or a third method for adjusting only the frequency of the clock signal to be provided to the processor, and where each of the plurality of cores is in a wake-up state or an idle state.Type: GrantFiled: April 12, 2022Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-Lae Park, Bumgyu Park, Hanjun Shin, Daeyeong Lee, Choonghoon Park, Dahye Choi, Donghee Han
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Publication number: 20230209923Abstract: A light emitting display device includes: a substrate; a transistor disposed on the substrate; an anode connected to the transistor; an emission layer disposed on the anode; a common voltage line disposed on the substrate; and a cathode disposed on the emission layer and the common voltage line, where a thickness of a first portion of the cathode overlapping the emission layer is different from a thickness of a second portion of the cathode not overlapping the emission layer.Type: ApplicationFiled: August 1, 2022Publication date: June 29, 2023Inventors: Beom Soo PARK, Seung Chan LEE, Wang Jo LEE, Donghee CHOI
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Publication number: 20230105289Abstract: A display apparatus includes an insulating layer including a first portion including a first groove and a second portion which is adjacent to the first portion, a first conductive layer including a 1-1 conductive layer in the first groove of the interlayer insulating layer and a 1-2 conductive layer which is on the second portion, a first planarization layer on the first conductive layer and including a third portion including a second groove and a fourth portion which is adjacent to the third portion, and a second conductive layer including a 2-1 conductive layer in the second groove of the first planarization layer and a 2-2 conductive layer which is on the fourth portion.Type: ApplicationFiled: June 22, 2022Publication date: April 6, 2023Inventors: Donghee Choi, Beomsoo Park, Wangjo Lee, Youngmin Kwon, Jinwhan Jung
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Publication number: 20220310763Abstract: A display apparatus includes: a substrate including a display area and a non-display area, where the non-display area includes a first area, a second area, a bent area and a pad area, and the bent area is arranged between the first area and the second area; a display portion arranged in the display area; a driving circuit portion arranged in the non-display area; and a fan-out portion arranged between the display portion and the driving circuit portion and in the first area, the bent area and the second area, where the fan-out portion transfers a data signal from the driving circuit portion to the display portion. The fan-out portion includes a first data line including a first first data line arranged in the second area and a second first data line arranged in the pad area and disposed in a layer different from the first first data line.Type: ApplicationFiled: December 29, 2021Publication date: September 29, 2022Inventors: Jaebum Cho, Seungchan Lee, Beomsoo Park, Wangjo Lee, Jaeik Lim, Donghee Choi
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Patent number: 10636333Abstract: A method for controlling a curvature of a display device as a control method of the curvature of the display device including a flexible display panel, a curvature change member, a controller, and a photo sensor includes: measuring an amount of a light incident to the flexible display panel by using a photo sensor; confirming a position of a part where the amount of the measured light is more than a predetermined reference value in the flexible display panel when the amount of the measured light is more than the reference value; and changing the curvature around the part where the amount of the measured light is more than the reference value in the flexible display panel by using the curvature change member.Type: GrantFiled: May 29, 2019Date of Patent: April 28, 2020Assignees: SAMSUNG DISPLAY CO., LTD., UNIST(USAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Gyouhyung Kyung, Ja Eun Lee, Mu Gyeom Kim, Seung Bae Lee, Byeong Hwa Choi, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi, Kyung Hyun Nam
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Publication number: 20190279539Abstract: A method for controlling a curvature of a display device as a control method of the curvature of the display device including a flexible display panel, a curvature change member, a controller, and a photo sensor includes: measuring an amount of a light incident to the flexible display panel by using a photo sensor; confirming a position of a part where the amount of the measured light is more than a predetermined reference value in the flexible display panel when the amount of the measured light is more than the reference value; and changing the curvature around the part where the amount of the measured light is more than the reference value in the flexible display panel by using the curvature change member.Type: ApplicationFiled: May 29, 2019Publication date: September 12, 2019Inventors: Gyouhyung KYUNG, Ja Eun LEE, Mu Gyeom KIM, Seung Bae LEE, Byeong Hwa CHOI, Sungryul PARK, Songil LEE, Jihhyeon YI, Donghee CHOI, Kyung Hyun NAM
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Patent number: 10325530Abstract: A method for controlling a curvature of a display device as a control method of the curvature of the display device including a flexible display panel, a curvature change member, a controller, and a photo sensor includes: measuring an amount of a light incident to the flexible display panel by using a photo sensor; confirming a position of a part where the amount of the measured light is more than a predetermined reference value in the flexible display panel when the amount of the measured light is more than the reference value; and changing the curvature around the part where the amount of the measured light is more than the reference value in the flexible display panel by using the curvature change member.Type: GrantFiled: January 18, 2017Date of Patent: June 18, 2019Assignee: ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Gyouhyung Kyung, Ja Eun Lee, Mu Gyeom Kim, Seung Bae Lee, Byeong Hwa Choi, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi, Kyung Hyun Nam
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Publication number: 20170215272Abstract: A method for controlling a curvature of a display device as a control method of the curvature of the display device including a flexible display panel, a curvature change member, a controller, and a photo sensor includes: measuring an amount of a light incident to the flexible display panel by using a photo sensor; confirming a position of a part where the amount of the measured light is more than a predetermined reference value in the flexible display panel when the amount of the measured light is more than the reference value; and changing the curvature around the part where the amount of the measured light is more than the reference value in the flexible display panel by using the curvature change member.Type: ApplicationFiled: January 18, 2017Publication date: July 27, 2017Inventors: Gyouhyung KYUNG, Ja Eun LEE, Mu Gyeom KIM, Seung Bae LEE, Byeong Hwa CHOI, Sungryul PARK, Songil LEE, Jihhyeon YI, Donghee CHOI, Kyung Hyun NAM
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Publication number: 20100094174Abstract: A 3D biochemical data and parameter analysis method and system are provided. The 3D biochemical data and parameter analysis method, including: collecting first biomechanical information of an upper body and second biomechanical information of a lower body with respect to a standard movement; and providing 3D static data or 3D motion tracking data for a diagnosis or prognosis of a musculoskeletal system disease considering both the upper body and lower body, the 3D static data or 3D motion tracking data being generated by associating the collected first biomechanical information with second biomechanical information.Type: ApplicationFiled: March 13, 2008Publication date: April 15, 2010Inventors: Yong Jae Choi, Im Sun Yang, Hong Seong Park, Donghee Choi, Jar Young Choi
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Patent number: D891427Type: GrantFiled: May 11, 2018Date of Patent: July 28, 2020Assignees: Samsung Display Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)Inventors: Ja Eun Lee, Gyouhyung Kyung, Ji Hyeon Yang, Sumi Lee, Soo Yeon Seo, Seungbae Lee, Byeonghwa Choi, Minjoong Kim, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi
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Patent number: D923000Type: GrantFiled: June 1, 2018Date of Patent: June 22, 2021Assignees: Samsung Display Co., Ltd., UNIST(Ulsan National Institute of Science and Technology)Inventors: Ja Eun Lee, Gyouhyung Kyung, Ji Hyeon Yang, Seungbae Lee, Byeonghwa Choi, Soo Yeon Seo, Minjoong Kim, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi
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Patent number: D923001Type: GrantFiled: June 1, 2018Date of Patent: June 22, 2021Assignees: Samsung Display Co., Ltd., UNIST (Ulsan National Institute of Science and Technology)Inventors: Ja Eun Lee, Gyouhyung Kyung, Ji Hyeon Yang, Seungbae Lee, Byeonghwa Choi, Soo Yeon Seo, Minjoong Kim, Sungryul Park, Songil Lee, Jihhyeon Yi, Donghee Choi