Patents by Inventor Ho Yi
Ho Yi 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: 20250133921Abstract: A display device according to an embodiment includes a substrate, a first transistor including a first active layer disposed on the substrate and including a first portion including a first channel region and a second portion and a third portion spaced apart from each other with the first portion disposed between the second portion and the third portion, and a first gate electrode disposed on the first portion of the first active layer, at least one first dummy gate electrode disposed on a part of at least one of the second portion or the third portion of the first active layer and spaced apart from the first gate electrode, and a first gate insulating layer disposed between the first active layer and each of the first gate electrode and the at least one first dummy gate electrode.Type: ApplicationFiled: July 3, 2024Publication date: April 24, 2025Applicant: Samsung Display Co., LTD.Inventors: Chang Ho YI, Joo Sun YOON
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Patent number: 12247655Abstract: The present disclosure relates to a working fluid stabilization device for an agricultural work vehicle, the working fluid stabilization device including: a case configured such that a working fluid is accommodated therein; a gear part disposed inside the case; a suction part formed in the bottom of the case, and connected to a suction pipe; and a baffle means disposed inside the case, and configured to alleviate the introduction of bubbles in the working fluid, generated by the rotation of the gear part, into the suction part. According to the present invention, there is an effect of preventing or alleviating the introduction of bubbles into the suction part of a transmission device.Type: GrantFiled: July 18, 2022Date of Patent: March 11, 2025Assignee: LS MTRON LTD.Inventors: Soo Yeun Lee, Jung Min Kim, Ki Ho Yi, Eun Hong Kim, Ji Soo Lee
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Publication number: 20240374402Abstract: A motor and reducer structure built in a prosthetic finger includes a first phalanx having a shape corresponding to a shape from a distal phalanx to a middle phalanx of a finger and a motor built in the first phalanx. Since a motor is built in the first phalanx of the prosthetic finger, the demands of partial hand amputees of which only fingers are amputated can be satisfied. Since a reducer is built between a first joint and a second joint, the first joint and the second joint can be synchronized to perform joint movements. And since a cable operates by being disposed in contact with an outer side of a first outer circumferential surface of the first joint and an inner side of a second outer circumferential surface of the second joint positioned at an opposite side of the first outer circumferential surface, tension or shrinkage of the cable in a longitudinal direction can be prevented.Type: ApplicationFiled: March 4, 2022Publication date: November 14, 2024Inventor: Sang Ho YI
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Publication number: 20240318715Abstract: The present disclosure relates to a working fluid stabilization device for an agricultural work vehicle, the working fluid stabilization device including: a case configured such that a working fluid is accommodated therein; a gear part disposed inside the case; a suction part formed in the bottom of the case, and connected to a suction pipe; and a baffle means disposed inside the case, and configured to alleviate the introduction of bubbles in the working fluid, generated by the rotation of the gear part, into the suction part. According to the present invention, there is an effect of preventing or alleviating the introduction of bubbles into the suction part of a transmission device.Type: ApplicationFiled: July 18, 2022Publication date: September 26, 2024Inventors: Soo Yeun LEE, Jung Min KIM, Ki Ho YI, Eun Hong KIM, Ji Soo LEE
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Publication number: 20240290232Abstract: A measurement device includes a power supplier including a first terminal through which a first power voltage is output and a second terminal through which a second power voltage is output, the power supplier being configured to receive a first current from the first terminal to measure a power current of a display device and to receive a second current from the second terminal to measure a luminance of the display device; a switching circuit including a first switch configured to selectively connect a power terminal of the display device to the first terminal or an internal voltage terminal of the display device through which an internal voltage of the display device is output; and a luminance sensing circuit configured to receive the second power voltage and to generate the second current corresponding to the luminance of the display device.Type: ApplicationFiled: January 26, 2024Publication date: August 29, 2024Inventors: SAERON PARK, DONGWOOK NOH, UNG GIRL KONG, SEONG HO YI
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Patent number: 12053395Abstract: Disclosed is an elbow structure, for an electronic artificial arm, which hinge-connects the humeral part and radioulnar part and enables the joint movement of the humeral part and radioulnar part about one central axis. The elbow structure for an electronic artificial arm comprises: a first connection unit of which one end is connected to the radioulnar part and which has inside the other end a plurality of driving portions provided concentrically with and a predetermined distance away from the central axis and each having a gear on one end; and a second connection unit of which one end is connected to the humeral part and which has teeth portions aligned in a circle so as to interlock and rotate with the gears of the plurality of driving portions in the outer direction.Type: GrantFiled: December 31, 2018Date of Patent: August 6, 2024Assignee: MAND.RO CO., LTD.Inventor: Sang Ho Yi
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Publication number: 20240219850Abstract: A clamping appliance of a reticle inner pod comprises: two clamping seats and a power member. The two clamping seats face each other in a width direction. The power member adjusts a distance of the two clamping seats in the width direction. The two clamping seats each include a bottom wall, two side walls, a first step and a second step. The two side walls are respectively disposed at two ends of the bottom wall. The first step and the second step are sequentially arranged above the bottom wall along the width direction. The two clamping seats each further include two eaves, the two eaves are respectively perpendicularly connected to the two side walls, so that the eave, the side wall and the bottom wall are clamped to form a cladding space with three-sided cladding.Type: ApplicationFiled: December 30, 2022Publication date: July 4, 2024Inventors: HO-YI LIN, AN-PANG WANG, YU-LIN CHEN, PO-HSIANG CHANG
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Patent number: 12013649Abstract: A clamping appliance of a reticle inner pod comprises: two clamping seats and a power member. The two clamping seats face each other in a width direction. The power member adjusts a distance of the two clamping seats in the width direction. The two clamping seats each include a bottom wall, two side walls, a first step and a second step. The two side walls are respectively disposed at two ends of the bottom wall. The first step and the second step are sequentially arranged above the bottom wall along the width direction. The two clamping seats each further include two eaves, the two eaves are respectively perpendicularly connected to the two side walls, so that the eave, the side wall and the bottom wall are clamped to form a cladding space with three-sided cladding.Type: GrantFiled: December 30, 2022Date of Patent: June 18, 2024Assignee: GUDENG EQUIPMENT CO., LTD.Inventors: Ho-Yi Lin, An-Pang Wang, Yu-Lin Chen, Po-Hsiang Chang
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Publication number: 20230397477Abstract: A display device includes a semiconductor layer on an opposite side to a light-blocking layer, the semiconductor layer including an active layer overlapping the light-blocking layer, a first gate insulator on an opposite side to a buffer film with the active layer therebetween, and a first gate electrode on an opposite side to the active layer with the first gate insulator therebetween, a side surface of the first gate insulator includes a first inclined portion contacting a first surface of the semiconductor layer, and a second inclined portion contacting the first inclined portion and the first gate electrode, and a first angle between the first surface of the semiconductor layer and the first inclined portion is less than a second angle between the first surface of the semiconductor layer and the second inclined portion.Type: ApplicationFiled: March 8, 2023Publication date: December 7, 2023Applicant: Samsung Display Co., LTD.Inventors: Chang Ho YI, Hyun Min CHO, Jung Woo HA, Tetsuhiro TANAKA, Seok Je SEONG
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Patent number: 11752761Abstract: A system for droplet measurement includes an inkjet head including a nozzle which discharges droplets, a substrate on which droplets discharged from the nozzle of the inkjet head are dripped, a first detector disposed below the substrate and including a first camera and a first focusing structure, and a second detector disposed below the substrate and including a second camera and a second focusing structure.Type: GrantFiled: December 22, 2021Date of Patent: September 12, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jeong Won Han, Jeong Ho Yi
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Patent number: 11730024Abstract: A display device may include a first pixel column disposed on a substrate, a second pixel column adjacent to the first pixel column, a third pixel column adjacent to the second pixel column, and a first wiring, a second wiring, and a third wiring respectively and electrically connected to the first pixel column, the second pixel column, and the third pixel column. Each of the first wiring, the second wiring, and the third wiring may include a first line, a second line electrically connected to the first line, the first line and the second line being disposed on different layers, and a third line electrically connected to the second line, the first line, the second line, and the third line being disposed on different layers.Type: GrantFiled: September 24, 2020Date of Patent: August 15, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sang Hoon Oh, Seung Gyu Tae, Hyun Woo Kang, Dong Hyeok Lee, Chang Ho Yi
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Publication number: 20220348006Abstract: A system for droplet measurement includes an inkjet head including a nozzle which discharges droplets, a substrate on which droplets discharged from the nozzle of the inkjet head are dripped, a first detector disposed below the substrate and including a first camera and a first focusing structure, and a second detector disposed below the substrate and including a second camera and a second focusing structure.Type: ApplicationFiled: December 22, 2021Publication date: November 3, 2022Inventors: Jeong Won HAN, Jeong Ho YI
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Patent number: 11370218Abstract: An inkjet print apparatus includes a print head discharging ink onto a substrate, the print head including a first heater; a reservoir storing the ink; a first pipe supplying the ink to the reservoir; a second pipe collecting surplus ink; a mixing unit located on the first pipe and mixing the ink; a pump located on the second pipe and pressurizing and supplying the surplus ink to the reservoir; a temperature sensor located between the mixing unit and the print head and sensing a temperature of the ink; and a controller controlling a temperature of at least one of the first heater and the second heater in response to information received from the temperature sensor. The print head includes a heat insulator blocking heat emitted from the first heater between the substrate and the first heater.Type: GrantFiled: January 15, 2021Date of Patent: June 28, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Futoshi Yoshida, Cheong Wan Min, Min A Han, Jae Bum Pahk, Jeong Ho Yi, Heung Cheol Jeong, Myung Soo Huh
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Publication number: 20220079780Abstract: Disclosed is an elbow structure, for an electronic artificial arm, which hinge-connects the humeral part and radioulnar part and enables the joint movement of the humeral part and radioulnar part about one central axis. The elbow structure for an electronic artificial arm comprises: a first connection unit of which one end is connected to the radioulnar part and which has inside the other end a plurality of driving portions provided concentrically with and a predetermined distance away from the central axis and each having a gear on one end; and a second connection unit of which one end is connected to the humeral part and which has teeth portions aligned in a circle so as to interlock and rotate with the gears of the plurality of driving portions in the outer direction.Type: ApplicationFiled: December 31, 2018Publication date: March 17, 2022Inventor: Sang Ho YI
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Publication number: 20220013062Abstract: An adjusting device for adjusting a driving voltage of a light-emitting element is provided. The adjusting device includes a driving circuit and a control circuit. The control circuit is configured to generate a voltage difference. A control signal indicates that brightness of a display is adjusted from first brightness of the display to second brightness of the display, and the driving circuit adjusts the driving voltage according to the voltage difference. The control circuit queries a look-up table to obtain a first voltage corresponding to the first brightness of the display and a second voltage corresponding to the second brightness of the display. The voltage difference is obtained from the difference between the first voltage and the second voltage. The first voltage and second voltage respectively indicate the minimum cross-voltages required by the light-emitting element under the first brightness of the display and the second brightness of the display.Type: ApplicationFiled: May 5, 2021Publication date: January 13, 2022Applicant: Coretronic CorporationInventors: Fang Yu Hsieh, Ho-Yi Yeh, Kuo Tsung Chen
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Publication number: 20210401589Abstract: An artificial arm in which a finger is bent is proposed. The artificial arm includes an insertion portion inserted into a tip of the finger, a tendon wire which is connected to a lower portion of the insertion portion and allows the insertion portion to perform a joint movement, an adjustment unit which is located on a back of a hand and adjusts tension of the tendon wire, and a connection unit which is made of an elastic material and having one end which is connected to the tendon wire so that an end of the tendon wire faces the adjustment unit and having the other end which is connected to the adjustment unit.Type: ApplicationFiled: October 23, 2020Publication date: December 30, 2021Inventor: Sang Ho YI
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Patent number: 11211407Abstract: A display device includes a polycrystalline semiconductor including a channel, a first electrode, and a second electrode of a driving transistor, a first gate insulating layer, a gate electrode of a driving transistor, a first electrode of a boost capacitor, a second gate insulating layer, a first interlayer insulating layer, an oxide semiconductor including a channel, a first electrode, and a second electrode of a second transistor, a channel, a first electrode, and a second electrode of a third transistor, and a second electrode of a boost capacitor, a third gate insulating layer disposed on the oxide semiconductor, a gate electrode of the second transistor overlapping the channel of the second transistor, a gate electrode of the third transistor overlapping the channel of the third transistor, and a second interlayer insulating layer disposed on the gate electrode of the second transistor and the gate electrode of the third transistor.Type: GrantFiled: August 6, 2020Date of Patent: December 28, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tetsuhiro Tanaka, Yeong-Gyu Kim, Ki Seong Seo, Seung Hyun Lee, Chang Ho Yi
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Patent number: 11179040Abstract: An attachable monitoring device includes a battery unit, a flexible printed circuit board and a physical condition sensor and an adhesive. The battery unit includes a top surface, a bottom surface and a plurality of side surfaces connecting the top surface and the bottom surface. The flexible printed circuit board is bent to cover the top surface, the bottom surface and one of the side surfaces and electrically connected to the battery unit. The flexible printed circuit board includes a printed antenna printed on a first outer surface of the flexible printed circuit board. The physical condition sensor is disposed on a second outer surface of the flexible printed circuit board opposite to the first outer surface. The physical condition sensor includes a sensing region for contacting a user to detecting a physical-condition signal of the user. The adhesive is disposed on the flexible printed circuit board for being attached to the user.Type: GrantFiled: October 1, 2018Date of Patent: November 23, 2021Assignee: iWEECARE Co., Ltd.Inventors: Chun-Hao Tseng, Shih-Chien Lin, Ho-Yi Chang, Kai-Chieh Chang
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Publication number: 20210353473Abstract: A menstrual cup for insertion into a vaginal canal having a vaginal wall for prevention of leakage of menstrual blood may include: a body having an accommodating cavity portion opened upward is formed; a concave portion extending from the upper end of the body to gradually decrease in diameter; and a circular guide rib extending from an upper end of the concave portion to gradually increase in diameter. It can be easily inserted into the vagina so that it is deformable, and the size of the insertion direction is reduced. Not only it is effective, but when inserted it into the vagina, the circular guide rib comes into close contact with the inner wall of the vagina by restoring force for preventing a menstrual blood from leaking.Type: ApplicationFiled: May 14, 2020Publication date: November 18, 2021Inventors: Jeong-yoon YI, Hwa-jeong YI, Su-ho YI
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Publication number: 20210337644Abstract: The disclosure provides a light emitting device including a power conversion circuit configured to provide a power voltage, a light source module receives the power voltage, a driving circuit, and a control circuit. The driving circuit is configured to drive a plurality of light emitting units in the light source module and detect a current value flowing through each light emitting unit to generate a current signal. The control circuit is coupled to the power conversion circuit, the light source module, and the driving circuit and is configured to detect a cross-voltage of at least one of the light emitting units. The control circuit calculates a voltage offset value according to a difference between the cross-voltage and the power voltage to generate a control signal according to the voltage offset value and the current signal to accordingly control the power conversion circuit to adjust the power voltage.Type: ApplicationFiled: March 21, 2021Publication date: October 28, 2021Applicant: Coretronic CorporationInventors: Guo-Cheng Hung, Ho-Yi Yeh, Nan-Jiun Yin