Patents by Inventor Do-hwan Kim
Do-hwan Kim 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: 20240238586Abstract: Disclosed are a nerve stimulator electrode and a method of manufacturing the same. More particularly, the present invention provides a nerve stimulator electrode including biocompatible solid electrolyte; and an ion diffusion barrier formed on the biocompatible solid electrolyte, wherein the biocompatible solid electrolyte includes an ionic liquid and a biocompatible polymer matrix.Type: ApplicationFiled: May 24, 2022Publication date: July 18, 2024Applicants: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY), KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Do Hwan KIM, Steve PARK, Joo Sung KIM, Jun Jae PARK, Yun Ah KIM, Hyuk Min KWEON
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Patent number: 12013295Abstract: A composite including an ionic liquid, a pressure sensor including the same, and a method of manufacturing the pressure sensor are provided. The composite comprises an elastic polymer matrix, particles dispersed in the elastic polymer matrix, and an ionic liquid having a cation and an anion. The cation and the anion are bound by an intermolecular interaction on the surface of the particle to form an ionic double layer.Type: GrantFiled: April 5, 2019Date of Patent: June 18, 2024Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITYInventors: Do Hwan Kim, Joo Sung Kim, Vipin Amoli
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Patent number: 11990361Abstract: The chuck for supporting a target substrate for a display device, the chuck includes: a base having a first surface to support an object and a second surface opposite the first surface, the first surface including a first area and a second area; and indentations formed in the second area and recessed from the first area in a thickness direction of the base. The indentations include a first indentation extending in a first direction and a second indentation extending in a second direction intersecting the first direction.Type: GrantFiled: July 1, 2021Date of Patent: May 21, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hee Sun Jang, Tae Hun Kim, Do Hwan Kim, Jae Han Kim, Seung Ho Myoung, Dae Young Oh, Gyeong Hee Han
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Publication number: 20240155212Abstract: A camera module includes: a first body including a substrate; an image sensor mounted on the substrate; a second body including a lens module; a ball bearing disposed between the first body and the second body to enable movement of the second body relative to the first body; and a driving member disposed between the first body and the second body to provide driving force to move the second body in at least one direction intersecting an optical axis.Type: ApplicationFiled: May 16, 2023Publication date: May 9, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Do Hwan KIM, Ju Ho KIM, Sang Hyun JI, Jung Hyun PARK, Nam Keun OH, Doo Seub SHIN, Dong Hoon LEE, Jong Eun PARK, Sangik CHO
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Publication number: 20240061335Abstract: The present disclosure relates to a crosslinkable compound, a composition containing the same for formation of a solid electrolyte, a method of preparing a solid electrolyte by using the composition, a solid electrolyte, and an electronic element including the solid electrolyte.Type: ApplicationFiled: February 3, 2022Publication date: February 22, 2024Applicants: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY), IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)Inventors: Bong Soo KIM, Wanho CHO, Do Hwan KIM, Hyukmin KWEON, Chaeyoung LEE, Sangjun PARK
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Publication number: 20230224588Abstract: A sensor actuator is provided. The sensor actuator includes a movable body on which an image sensor having an imaging plane is disposed; a fixed body configured to accommodate the movable body; and a driver configured to provide a driving force to move the image sensor, wherein the driver includes a wire portion having a plurality of wires of which lengths change when power is applied to the plurality of wires, wherein each of the plurality of wires is configured to have a first end coupled to the fixed body and a second end coupled to the movable body, and wherein one of the first end and the second end of each of the plurality of wires is connected to the fixed body or the movable body through an elastic portion.Type: ApplicationFiled: December 20, 2022Publication date: July 13, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Ho KIM, Sang Hyun JI, Jung Hyun PARK, Doo Seub SHIN, Dong Hoon LEE, Do Hwan KIM
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Publication number: 20230221574Abstract: A sensor shifting actuator includes a fixed body; a moving body disposed in the fixed body and including an image sensor having an imaging surface; a supporting substrate disposed in the fixed body and configured to support the moving body so that the moving body is movable with respect to the fixed body in first and second directions parallel to the imaging surface of the image sensor; and a driver configured to move the moving body in either one or both of the first and second directions. The supporting substrate includes a movable portion coupled to the moving body, a fixed portion coupled to the fixed body, and a connection portion disposed between the movable portion and the fixed portion. The movable portion and the connection portion are movable together in the first direction, and the movable portion is movable with respect to the connection portion in the second direction.Type: ApplicationFiled: January 13, 2023Publication date: July 13, 2023Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Ho KIM, Jung Hyun PARK, Dong Hoon LEE, Sang Hyun JI, Do Hwan KIM, Nam Keun OH
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Publication number: 20230209200Abstract: A camera module includes a fixed frame having an internal space, a movable frame installed in the internal space of the fixed frame to be movable, with at least one optical member mounted thereon, and a driving wire including a wire member formed of a shape-memory alloy, and two coupling members coupled to the wire member and formed in a wedge shape, wherein the fixed frame includes a first wire coupling portion disposed to protrude toward the movable frame, and the movable frame includes a second wire coupling portion disposed to protrude toward the fixed frame, and the two coupling members of the driving wire are inserted into the first wire coupling portion and the second wire coupling portion, respectively, to connect the movable frame and the fixed frame to each other.Type: ApplicationFiled: December 1, 2022Publication date: June 29, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jung Hyun PARK, Ju Ho KIM, Sang Hyun JI, Nam Keun OH, Doo Seub SHIN, Do Hwan KIM, Dong Hoon LEE
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Patent number: 11688831Abstract: A light emitting device including a body having a recess; a light emitting chip disposed in the recess; a first dampproof layer sealing the light emitting chip and extended from a surface of the light emitting chip to a bottom of the recess; a light transmitting layer disposed on the recess; and a second dampproof layer having an open area in which an upper surface of the light transmitting layer is exposed and extended from an outer side area of the upper surface of the light transmitting layer to an upper surface and a side surface of the body. Further, the first dampproof layer and the second dampproof layer include a fluororesin-based material.Type: GrantFiled: February 1, 2022Date of Patent: June 27, 2023Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Jae Jin Kim, Do Hwan Kim
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Patent number: 11575845Abstract: An infrared image sensor includes a first integrate circuit (IC), a bolometer disposed on or above one surface of the first IC configured to detect infrared rays passing through a lens module, a via electrically connecting the first IC and the bolometer, and a reflective layer disposed between the first IC and the bolometer, wherein the first IC includes at least one of a read-out (RO) element configured to perform analog processing for the bolometer to generate infrared sensing information and an image signal process (ISP) element configured to perform digital processing based on the bolometer to generate infrared image information, and at least one of an autofocusing (AF) control element and an optical image stabilization (OIS) control element configured to adjust a positional relationship between the lens module and the bolometer.Type: GrantFiled: June 8, 2021Date of Patent: February 7, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jung Eui Park, Do Hwan Kim, Seo Hyung Kim
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Publication number: 20220353442Abstract: A time-of-flight (TOF) camera device including an optical transmitter configured to transmit light to a subject, an optical receiver configured to receive light reflected from the subject, and an actuator configured to adjust either one or both of an optical scanning direction and field of luminance (FOL) of the optical transmitter.Type: ApplicationFiled: February 24, 2022Publication date: November 3, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Hoon LEE, Do Hwan KIM, Sang Hyun JI, Jung Hyun PARK, Byung Gi AN
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Publication number: 20220236566Abstract: A wearable device includes: a lens; a frame including a rim surrounding the lens and a temple extending from the rim; a reflection member altering a path of light incident from a side in front of the lens toward the lens; an image sensor collecting light reflected from the reflection member; and at least one camera lens disposed on a path of the light collected by the image sensor.Type: ApplicationFiled: December 23, 2021Publication date: July 28, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Do Hwan KIM, Dong Hoon LEE, Sang Hyun JI, Jung Hyun PARK, Jae Youn PARK, Byung Gi AN
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Publication number: 20220164640Abstract: Disclosed is a synaptic mechanotransistor. More particularly, the present invention provides a synaptic mechanotransistor that includes an ionic active layer configured to form a channel according to migration of ions, and thus, is capable of implementing a series of steps of a mechanical stimulus, change in resistance of a sensor device, conversion into an electrical pulse signal and securement of synaptic characteristics in a single device.Type: ApplicationFiled: April 22, 2020Publication date: May 26, 2022Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Do Hwan KIM, Yoon Sun CHUNG, Joo Sung KIM, Hyuk Min KWEON
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Publication number: 20220158041Abstract: A light emitting device including a body having a recess; a light emitting chip disposed in the recess; a first dampproof layer sealing the light emitting chip and extended from a surface of the light emitting chip to a bottom of the recess; a light transmitting layer disposed on the recess; and a second dampproof layer having an open area in which an upper surface of the light transmitting layer is exposed and extended from an outer side area of the upper surface of the light transmitting layer to an upper surface and a side surface of the body. Further, the first dampproof layer and the second dampproof layer include a fluororesin-based material.Type: ApplicationFiled: February 1, 2022Publication date: May 19, 2022Applicant: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Jae Jin KIM, Do Hwan KIM
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Publication number: 20220132051Abstract: An infrared image sensor includes a first integrate circuit (IC), a bolometer disposed on or above one surface of the first IC configured to detect infrared rays passing through a lens module, a via electrically connecting the first IC and the bolometer, and a reflective layer disposed between the first IC and the bolometer, wherein the first IC includes at least one of a read-out (RO) element configured to perform analog processing for the bolometer to generate infrared sensing information and an image signal process (ISP) element configured to perform digital processing based on the bolometer to generate infrared image information, and at least one of an autofocusing (AF) control element and an optical image stabilization (OIS) control element configured to adjust a positional relationship between the lens module and the bolometer.Type: ApplicationFiled: June 8, 2021Publication date: April 28, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jung Eui PARK, Do Hwan KIM, Seo Hyung KIM
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Patent number: 11287015Abstract: Provided is a transmission for a motor including: an input shaft rotating by driving force transmitted from the motor and having a plurality of pawls disposed on the outer circumferential surface; controller for controlling protrusion and retraction of the pawls; a plurality of driving gears through the centers of which the input shaft passes, which have ratchets formed on the inner circumferential surfaces thereof so as to be engaged with the pawls, and which are different in the number of gear teeth; a plurality of driven gears which are externally meshed with the driving gears and are different in the number of gear teeth; and an output unit for outputting rotary speed changed in speed by the driving gears and the driven gears.Type: GrantFiled: May 16, 2018Date of Patent: March 29, 2022Assignees: BYGEN CO., LTD.Inventors: Bok Soung Kim, Do Hwan Kim, Hyung Bae Park, Joon Seo Kim, Eung Sik Suk, Young Shik Jeon, Yoo Gyun Kim, Jae Ho Hwang, Hyeong Keun Park, Dong Uk Seo, Jung Hun Kim, Young Hee Ju
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Patent number: 11282986Abstract: A light emitting device according to an embodiment includes a body having a recess; a light emitting chip disposed in the recess; and a first dampproof layer sealing the light emitting chip and extended from a surface of the light emitting chip to a bottom of the recess, wherein the light emitting chip includes a wavelength range of 100 nm to 280 nm, and the first dampproof layer includes a fluororesin-based material.Type: GrantFiled: April 22, 2019Date of Patent: March 22, 2022Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Jae Jin Kim, Do Hwan Kim
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Publication number: 20220037186Abstract: The chuck for supporting a target substrate for a display device, the chuck includes: a base having a first surface to support an object and a second surface opposite the first surface, the first surface including a first area and a second area; and indentations formed in the second area and recessed from the first area in a thickness direction of the base. The indentations include a first indentation extending in a first direction and a second indentation extending in a second direction intersecting the first direction.Type: ApplicationFiled: July 1, 2021Publication date: February 3, 2022Inventors: Hee Sun JANG, Tae Hun KIM, Do Hwan KIM, Jae Han KIM, Seung Ho MYOUNG, Dae Young OH, Gyeong Hee HAN
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Publication number: 20210381912Abstract: A composite including an ionic liquid, a pressure sensor including the same, and a method of manufacturing the pressure sensor are provided. The composite comprises an elastic polymer matrix, particles dispersed in the elastic polymer matrix, and an ionic liquid having a cation and an anion. The cation and the anion are bound by an intermolecular interaction on the surface of the particle to form an ionic double layer.Type: ApplicationFiled: April 5, 2019Publication date: December 9, 2021Applicant: Industry-University Cooperation Foundation Hanyang UniversityInventors: Do Hwan KIM, Joo Sung KIM, Vipin AMOLI
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Patent number: D971509Type: GrantFiled: September 3, 2021Date of Patent: November 29, 2022Assignee: CollaboSpace Inc.Inventors: Seung Woo Hong, Do Hwan Kim, Hyun Jae Kwak