Patents by Inventor Jihoon Yang
Jihoon Yang 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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Patent number: 12573337Abstract: At least one stage of a driver includes a first input circuit that transfers an input signal to a first node in response to a clock signal, a second input circuit that transfers an inverted input signal inverted from the input signal to a second node in response to the clock signal, a first output circuit that outputs a low gate voltage as an output signal in response to a voltage of the first node, and that outputs a high gate voltage as the output signal in response to a voltage of the second node, and a second output circuit that outputs the high gate voltage as an inverted output signal inverted from the output signal in response to the voltage of the first node, and that outputs the low gate voltage as the inverted output signal in response to the voltage of the second node.Type: GrantFiled: December 16, 2024Date of Patent: March 10, 2026Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Jihoon Yang
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Patent number: 12567353Abstract: A gate driver includes an input circuit, a level control circuit, a pull down circuit, and a voltage output circuit. The level control circuit includes a first p-type metal-oxide-semiconductor (PMOS) transistor including a gate electrode connected to a first control node, a first electrode receiving a clock signal, and a second electrode, a first capacitor including a first electrode connected to the second electrode of the first PMOS transistor and a second electrode connected to the first control node, and a first NMOS transistor including a gate electrode receiving a low gate voltage, a first electrode connected to the first control node, and a second electrode connected to a second control node.Type: GrantFiled: December 5, 2024Date of Patent: March 3, 2026Assignee: Samsung Display Co., Ltd.Inventors: Minkyu Woo, Jihoon Yang
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Patent number: 12536960Abstract: A pixel circuit includes a light emitting element including an anode electrode and a cathode electrode, a driving transistor including a gate electrode connected to a first node, a first electrode connected to a second node, and a second electrode connected to a third node, a data write transistor including a gate electrode, a first electrode, and a second electrode connected to the second node, a compensation transistor including a gate electrode, a first electrode connected to the third node, and a second electrode connected to the first node, an initialization transistor including a gate electrode, a first electrode, and a second electrode connected to the first node, a first light emission control transistor including a gate electrode, a first electrode, and a second electrode connected to the second node, and a storage capacitor including a first electrode and a second electrode connected to the first node.Type: GrantFiled: September 19, 2024Date of Patent: January 27, 2026Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Keuk-Jin Jeong, Wongyun Kim, Jihoon Yang, Min Kang
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Publication number: 20250349242Abstract: At least one stage of a driver includes a first input circuit that transfers an input signal to a first node in response to a clock signal, a second input circuit that transfers an inverted input signal inverted from the input signal to a second node in response to the clock signal, a first output circuit that outputs a low gate voltage as an output signal in response to a voltage of the first node, and that outputs a high gate voltage as the output signal in response to a voltage of the second node, and a second output circuit that outputs the high gate voltage as an inverted output signal inverted from the output signal in response to the voltage of the first node, and that outputs the low gate voltage as the inverted output signal in response to the voltage of the second node.Type: ApplicationFiled: December 16, 2024Publication date: November 13, 2025Applicant: Samsung Display Co., LTD.Inventor: JIHOON YANG
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Publication number: 20250342798Abstract: A gate driver includes a plurality of stages. Each of the stages includes a control circuit and first to (M?1)-th gate output circuits, and each of the stages receives first to M-th clock signals, respectively, where M is a positive integer greater than or equal to 3. The control circuit receives an input signal in response to one of the first to M-th clock signals, and controls a voltage of a control node and a voltage of an inverted control node based on the input signal. The first to (M?1)-th gate output circuits sequentially outputs clock signals different from the one of the first to M-th clock signals received by the control circuit among the first to M-th clock signals as first to (M?1)-th gate signals in response to the voltage of the control node and the voltage of the inverted control node.Type: ApplicationFiled: April 4, 2025Publication date: November 6, 2025Inventors: JUNHYUN PARK, BON-YONG KOO, HYUNJOON KIM, YOUNGWAN SEO, JIHOON YANG, MINJAE JEONG
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Publication number: 20250246153Abstract: A driving circuit including a plurality of stages to output gate signals to pixels, each of the stages includes: a first transistor between a first terminal and a first node and including a gate connected to a first clock terminal, wherein a start signal is input to the first terminal and a first clock signal is input to the first clock terminal; a second transistor between the first node and a second node and including a gate connected to the first clock terminal; a third transistor between a second clock terminal and the first node and including a gate connected to the first terminal, wherein a second clock signal is input to the second clock terminal; a pull-up transistor between a second terminal and an output terminal and including a gate connected to the first clock terminal; and a pull-down transistor between the output terminal and the second clock terminal.Type: ApplicationFiled: January 8, 2025Publication date: July 31, 2025Inventors: Keukjin JEONG, Wongyun KIM, Min KANG, Jihoon YANG
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Publication number: 20250232705Abstract: A gate driver includes an input circuit, a level control circuit, a pull down circuit, and a voltage output circuit. The level control circuit includes a first p-type metal-oxide-semiconductor (PMOS) transistor including a gate electrode connected to a first control node, a first electrode receiving a clock signal, and a second electrode, a first capacitor including a first electrode connected to the second electrode of the first PMOS transistor and a second electrode connected to the first control node, and a first NMOS transistor including a gate electrode receiving a low gate voltage, a first electrode connected to the first control node, and a second electrode connected to a second control node.Type: ApplicationFiled: December 5, 2024Publication date: July 17, 2025Inventors: MINKYU WOO, JIHOON YANG
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Publication number: 20250209960Abstract: A gate driver includes stages including a delay circuit for receiving an input signal responsive to a clock signal and outputting the input signal to a control node, a voltage limiting circuit for limiting a voltage of the control node based on high and low limit voltages, an inverter circuit for inverting and outputting the voltage of the control node to an inverting control node, a carry output circuit for outputting a first low gate voltage to a carry output node and outputting a first high gate voltage to the carry output node responsive to the voltage of the inverting control node and a gate output circuit for outputting a second low gate voltage that is lower than the first low gate voltage to a gate output node and outputting a second high gate voltage that is higher than the first high gate voltage to the gate output node.Type: ApplicationFiled: December 12, 2024Publication date: June 26, 2025Inventors: Hyunjoon KIM, Bon-Yong KOO, Junhyun PARK, Jihoon YANG, Minjae JEONG, Junghwan HWANG, Jaeyong JANG, Dong-Hoon LEE, Jaehyung CHO
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Patent number: 12315420Abstract: A gate driver according to an exemplary embodiment of the present inventive concept includes a pull-up-pull-down circuit configured to pull up a gate signal to a high level of a first clock signal in a first duration and configured to pull down the gate signal to a low level of the first clock signal in a second duration, and a pull-down boosting circuit configured to output a first off voltage to the pull-up-pull-down part in the second duration in response to a second clock signal.Type: GrantFiled: September 12, 2022Date of Patent: May 27, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Cholho Kim, Gunwoo Yang, Hyunyoung Choi, Jihoon Yang, Yongwoo Lee
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Publication number: 20250140198Abstract: A driver including multiple stages is disclosed. At least one of the stages includes an input circuit configured to transfer an input signal to a first node in response to a clock signal, a first transistor connected between the first node and a second node, a carry circuit configured to output a carry signal having a first high gate voltage when the second node has the first high gate voltage, and a level shifting output circuit configured to output an output signal having a second high gate voltage higher than the first high gate voltage by level-shifting the first high gate voltage of the second node.Type: ApplicationFiled: October 18, 2024Publication date: May 1, 2025Inventors: JUNGHWAN HWANG, DONGWOO KIM, JIHOON YANG, HYUNJOON KIM
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Publication number: 20250104632Abstract: A pixel circuit includes a light emitting element including an anode electrode and a cathode electrode, a driving transistor including a gate electrode connected to a first node, a first electrode connected to a second node, and a second electrode connected to a third node, a data write transistor including a gate electrode, a first electrode, and a second electrode connected to the second node, a compensation transistor including a gate electrode, a first electrode connected to the third node, and a second electrode connected to the first node, an initialization transistor including a gate electrode, a first electrode, and a second electrode connected to the first node, a first light emission control transistor including a gate electrode, a first electrode, and a second electrode connected to the second node, and a storage capacitor including a first electrode and a second electrode connected to the first node.Type: ApplicationFiled: September 19, 2024Publication date: March 27, 2025Inventors: KEUK-JIN JEONG, WONGYUN KIM, JIHOON YANG, MIN KANG
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Publication number: 20250048835Abstract: A display device includes a first control line, a second control line, and a third control line arranged in a first direction, the first control line being between the second control line and the third control line, a pixel circuit coupled to the first control line, the second control line, and the third control line, a light-emitting element coupled to the pixel circuit, a sensor circuit coupled to the first control line, and having a first connection node between the first control line and the third control line, a light-receiving element coupled to the sensor circuit, and a receive line coupled to the first connection node of the sensor circuit.Type: ApplicationFiled: May 2, 2024Publication date: February 6, 2025Inventors: JIHOON YANG, MIN KANG, JUNG SUK BANG, CHEOL-GON LEE
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Patent number: 12125114Abstract: A method of generating a social platform service screen includes directing, by at least one processor of a computer device, the social platform service screen to land on one of a recommended feed tab and a following feed tab according to a situation associated with the social platform service screen at an entry request point in time, the recommended feed tab configured to display a personalization-based recommended post and the following feed tab configured to display relationship-based following posts contained within a following feed.Type: GrantFiled: October 28, 2022Date of Patent: October 22, 2024Assignee: LINE Plus CorporationInventors: Myung Han Yoon, Jihoon Yang, Leila Kim, Mina Kim
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Publication number: 20240324299Abstract: A display apparatus includes a substrate, a first pixel electrode over the substrate, wherein a first distance between a first portion of the first pixel electrode and the substrate is different from a second distance between a second portion of the first pixel electrode and the substrate, and a pixel-defining layer covering a portion of the first pixel electrode and having a first opening exposing a central portion of the first pixel electrode, wherein a first taper angle of an inner surface of the first opening at a first defined portion covering the first portion is different from a second taper angle of an inner surface of the first opening at a second defined portion covering the second portion.Type: ApplicationFiled: January 9, 2024Publication date: September 26, 2024Inventors: Jungsuk Bang, Min Kang, Jihoon Yang
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Publication number: 20230230178Abstract: A method of generating a social platform service screen includes directing, by at least one processor of a computer device, the social platform service screen to land on one of a recommended feed tab and a following feed tab according to a situation associated with the social platform service screen at an entry request point in time, the recommended feed tab configured to display a personalization-based recommended post and the following feed tab configured to display relationship-based following posts contained within a following feed.Type: ApplicationFiled: October 28, 2022Publication date: July 20, 2023Applicant: LINE Plus CorporationInventors: Myung Han YOON, Jihoon YANG, Leila KIM, Mina KIM
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Publication number: 20230005412Abstract: A gate driver according to an exemplary embodiment of the present inventive concept includes a pull-up-pull-down circuit configured to pull up a gate signal to a high level of a first clock signal in a first duration and configured to pull down the gate signal to a low level of the first clock signal in a second duration, and a pull-down boosting circuit configured to output a first off voltage to the pull-up-pull-down part in the second duration in response to a second clock signal.Type: ApplicationFiled: September 12, 2022Publication date: January 5, 2023Inventors: CHOLHO KIM, GUNWOO YANG, HYUNYOUNG CHOI, JIHOON YANG, YONGWOO LEE
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Patent number: 11443681Abstract: A gate driver according to an exemplary embodiment of the present inventive concept includes a pull-up-pull-down circuit configured to pull up a gate signal to a high level of a first clock signal in a first duration and configured to pull down the gate signal to a low level of the first clock signal in a second duration, and a pull-down boosting circuit configured to output a first off voltage to the pull-up-pull-down part in the second duration in response to a second clock signal.Type: GrantFiled: January 23, 2017Date of Patent: September 13, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Cholho Kim, Gunwoo Yang, Hyunyoung Choi, Jihoon Yang, Yongwoo Lee
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Patent number: 10920879Abstract: A vehicular transmission includes a movable unit coupled to a lever and rotated to select one of a plurality of shift stages and including a first internal gear centered on a first axis, an eccentric gear unit centered on a second axis eccentric from the first axis and including a first external gear and a second external gear eccentrically engaged with the first internal gear, a rotation unit centered on the first axis and including a second internal gear eccentrically engaged with the second external gear, an insertion unit including an eccentric shaft inserted into a center of the eccentric gear unit and a central shaft inserted into a first aperture formed at a center of the rotation unit, and a locking unit configured to fix the rotation unit based on a source of a driving force for rotating the movable unit.Type: GrantFiled: June 3, 2019Date of Patent: February 16, 2021Assignee: SL CorporationInventor: Jihoon Yang
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Patent number: 10656491Abstract: A liquid-crystal display including: a gate line extending in a first direction; a gate electrode protruding from the gate line; a gate insulating layer arranged on the gate electrode; an active layer arranged on the gate insulating layer while being insulated from the gate electrode; a data line arranged on the active layer and extending in a second direction; a source electrode protruding from the data line, having a portion overlapping the gate electrode on a plane, and including a plurality of source electrode branches that are separate from each other; a drain electrode being separate from the source electrode, and including a plurality of drain electrode branches, each being arranged between two of the plurality of source electrode branches, and a drain electrode connecting part connecting the plurality of drain electrode branches; a pixel electrode defining a pixel region; a liquid-crystal layer arranged on the pixel electrode.Type: GrantFiled: July 5, 2017Date of Patent: May 19, 2020Assignee: Samsung Display Co., Ltd.Inventors: Gichang Lee, Yongjo Kim, Cholho Kim, Gunwoo Yang, Jihoon Yang, Yongwoo Lee
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Patent number: 10626981Abstract: A gear shift that allows for shift operation is provided. The gear shift includes a rotating part coupled with a knob operated by a driver and configured to rotate about a rotation axis to allow one of a plurality of modes of operation to be selected; a contact part disposed at one side of the rotating part to be rotated integrally with the rotating part; a detent mechanism disposed on a rotation path of the contact part to allow an end portion of the contact part to be in contact therewith; and a moving part configured to move to be disposed between the contact part and the detent mechanism when a moving condition is satisfied, to cause the contact part to move from a position that corresponds to one of the plurality of modes to a position that corresponds to a predetermined mode.Type: GrantFiled: July 9, 2019Date of Patent: April 21, 2020Assignee: SL CorporationInventor: Jihoon Yang