Patents by Inventor Seok-Young Yoon
Seok-Young Yoon 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: 11961457Abstract: A display device, includes: a display panel including a pixel electrically coupled to a gate line and a data line; a gate driver configured to provide a gate signal to the gate line; and a data driver configured to provide a data signal to the data line, wherein the gate driver is configured to sequentially provide a first gate signal and a second gate signal to the gate line during a first frame period, wherein the data driver is configured to provide a first data signal to the data line in response to the first gate signal, and to provide a second data signal to the data line in response to the second gate signal, and wherein the second data signal is different from the first data signal and varies dependent on the first data signal.Type: GrantFiled: January 9, 2023Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jae Hyun Koh, Sung Hoon Bang, Eui Myeong Cho, Ho Cheol Kang, Seok Young Yoon
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Patent number: 11948496Abstract: A display device includes light-emitting units including at least one element set including light-emitting elements; a first storage unit that stores temperature data of the at least one element set; and a compensator that extracts a first element set having temperature data of a higher temperature than an average temperature among the temperature data of the at least one element set and compensates for image data based on the extracted first element set to generate compensation data.Type: GrantFiled: August 19, 2021Date of Patent: April 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seok Young Yoon, Dong Won Lee
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Publication number: 20240078947Abstract: A display device includes a display panel. Circuit boards include power lines electrically connected to the display panel. A power supply supplies a power voltage to the display panel through the power lines. A resistance adjuster is disposed on at least one of the circuit boards, and adjusts a resistance of at least one power line among the power lines such that a current deviation between the power lines is within a reference range.Type: ApplicationFiled: June 7, 2023Publication date: March 7, 2024Applicant: Samsung Display Co., LTD.Inventors: Jae Hyun KOH, Seok Young YOON
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Publication number: 20230267885Abstract: A pixel includes a first transistor connected between a first power line and a first node, and including a gate electrode connected to a second node, a second transistor connected between a data line and the second node, and including a gate electrode connected to a scan line, a third transistor connected between a first sensing line and the first node, and including a gate electrode connected to a first control line, a fourth transistor connected between a second sensing line and a third node, and including gate electrode connected to a second control line, a first sub light emitting unit including light emitting elements connected in parallel in a forward direction between the first node and the third node, and a second sub light emitting unit including light emitting elements connected in parallel in the forward direction between the third node and a second power line.Type: ApplicationFiled: February 21, 2023Publication date: August 24, 2023Inventors: Eui Myeong CHO, Ho Cheol KANG, Jae Hyun KOH, Seok Young YOON
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Publication number: 20230230534Abstract: A display device, includes: a display panel including a pixel electrically coupled to a gate line and a data line; a gate driver configured to provide a gate signal to the gate line; and a data driver configured to provide a data signal to the data line, wherein the gate driver is configured to sequentially provide a first gate signal and a second gate signal to the gate line during a first frame period, wherein the data driver is configured to provide a first data signal to the data line in response to the first gate signal, and to provide a second data signal to the data line in response to the second gate signal, and wherein the second data signal is different from the first data signal and varies dependent on the first data signal.Type: ApplicationFiled: January 9, 2023Publication date: July 20, 2023Inventors: Jae Hyun KOH, Sung Hoon BANG, Eui Myeong CHO, Ho Cheol KANG, Seok Young YOON
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Patent number: 11699385Abstract: A display device includes: a display unit including pixels, wherein each of the pixels includes stacks connected in series and each of the stacks includes a light emitting element; a storage to store pieces of stack number information, wherein each of the pieces of the stack number information indicates the number of stacks constituting an effective light source from among the stacks for each of the pixels; a compensator to generate compensated data by compensating image data based on the pieces of the stack number information; and a data driver to generate data voltages based on the compensated data and to provide the data voltages to the display unit. The pixels are to emit light with luminances corresponding to the data voltages.Type: GrantFiled: August 17, 2021Date of Patent: July 11, 2023Assignee: Samsung Display Co., Ltd.Inventors: Dong Won Lee, Seok Young Yoon
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Publication number: 20230215346Abstract: A display device includes: pixels, each of the pixels including at least one light emitting element and a first transistor configured to supply a driving current to the at least one light emitting element; a sensing unit configured to sense a driving current of the first transistor, which corresponds to a data voltage applied to one pixel from among the pixels, the sensing unit being configured to detect a luminance of the light emitting element, which corresponds to the driving current; a gamma calculator configured to receive the driving current and the luminance of the light emitting element from the sensing unit, to calculate a gamma changed based on the driving current and the luminance of the light emitting element, and to provide, to a memory, the gamma changed based on the driving current and the luminance of the light emitting element.Type: ApplicationFiled: December 2, 2022Publication date: July 6, 2023Inventors: Eui Myeong CHO, Ho Cheol KANG, Jae Hyun KOH, Seok Young YOON
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Patent number: 11501698Abstract: A display device includes a pixel. The pixel includes an emission unit and a pixel circuit. The pixel circuit to provide a first driving current to the emission unit in a first current flowing direction in a first mode, and to provide a second driving current to the emission unit in a second current flowing direction different from the first current flowing direction in a second mode. The emission unit includes a first electrode and a second electrode spaced from each other, a first light emitting element connected between the first electrode and the second electrode in the first current flowing direction, and a second light emitting element connected between the first electrode and the second electrode in the second current flowing direction.Type: GrantFiled: July 30, 2021Date of Patent: November 15, 2022Assignee: Samsung Display Co., Ltd.Inventors: Eui Myeong Cho, Ho Cheol Kang, Seok Young Yoon, Dae Gwang Jang
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Publication number: 20220148492Abstract: A display device includes light-emitting units including at least one element set including light-emitting elements; a first storage unit that stores temperature data of the at least one element set; and a compensator that extracts a first element set having temperature data of a higher temperature than an average temperature among the temperature data of the at least one element set and compensates for image data based on the extracted first element set to generate compensation data.Type: ApplicationFiled: August 19, 2021Publication date: May 12, 2022Applicant: Samsung Display Co., LTD.Inventors: Seok Young YOON, Dong Won LEE
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Publication number: 20220122524Abstract: A display device includes a pixel. The pixel includes an emission unit and a pixel circuit. The pixel circuit to provide a first driving current to the emission unit in a first current flowing direction in a first mode, and to provide a second driving current to the emission unit in a second current flowing direction different from the first current flowing direction in a second mode. The emission unit includes a first electrode and a second electrode spaced from each other, a first light emitting element connected between the first electrode and the second electrode in the first current flowing direction, and a second light emitting element connected between the first electrode and the second electrode in the second current flowing direction.Type: ApplicationFiled: July 30, 2021Publication date: April 21, 2022Inventors: Eui Myeong Cho, Ho Cheol Kang, Seok Young Yoon, Dae Gwang Jang
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Publication number: 20220084461Abstract: A display device includes: a display unit including pixels, wherein each of the pixels includes stacks connected in series and each of the stacks includes a light emitting element; a storage to store pieces of stack number information, wherein each of the pieces of the stack number information indicates the number of stacks constituting an effective light source from among the stacks for each of the pixels; a compensator to generate compensated data by compensating image data based on the pieces of the stack number information; and a data driver to generate data voltages based on the compensated data and to provide the data voltages to the display unit. The pixels are to emit light with luminances corresponding to the data voltages.Type: ApplicationFiled: August 17, 2021Publication date: March 17, 2022Inventors: Dong Won LEE, Seok Young YOON
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Patent number: 10151757Abstract: The present disclosure provides an achromatic colorimetric nanosensor, by using a mixture of nanoparticles with complementary colors. The color changes from an achromatic color to a chromatic color enables more clear color-transition and, thus, allows immediate analysis of the presence of a target analyte. Further, the present disclosure provides achromatic colorimetric nanosensor for detection of multiple analytes using plural nanoparticles via color changes from an achromatic to multiple chromatic colors.Type: GrantFiled: August 11, 2016Date of Patent: December 11, 2018Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Jung Heon Lee, Jun Hyuk Heo, Seok Young Yoon, Gyu Sung Yi, Byoung Sang Lee
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Publication number: 20170220357Abstract: Provided is an image display apparatus including a sensor configured to sense a power control input with respect to the image display apparatus; a processor; a memory; and one or more instructions stored in the memory, which when executed by the processor, cause the image display apparatus to perform booting according to a state of the image display apparatus in response to the power control input being sensed while the image display apparatus is in an on state, and to enter a suspended state when the booting is completed.Type: ApplicationFiled: February 1, 2017Publication date: August 3, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-seok CHOI, Cheul-hee HAHM, Seok-young YOON
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Publication number: 20170045523Abstract: The present disclosure provides an achromatic colorimetric nanosensor, by using a mixture of nanoparticles with complementary colors. The color changes from an achromatic color to a chromatic color enables more clear color-transition and, thus, allows immediate analysis of the presence of a target analyte. Further, the present disclosure provides achromatic colorimetric nanosensor for detection of multiple analytes using plural nanoparticles via color changes from an achromatic to multiple chromatic colors.Type: ApplicationFiled: August 11, 2016Publication date: February 16, 2017Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Jung Heon LEE, Jun Hyuk HEO, Seok Young YOON, Gyu Sung YI, Byoung Sang LEE
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Publication number: 20100055865Abstract: A method of fabricating a semiconductor device includes forming a hardmask pattern over a substrate, forming a line type first photoresist pattern over the hardmask pattern, etching the hardmask pattern using the first photoresist pattern, removing the first photoresist pattern, forming a line type second photoresist pattern that cross the first photoresist pattern over the hardmask pattern, etching the hardmask pattern using the second photoresist pattern as an etch barrier, removing the second photoresist pattern, forming a trench by etching the substrate using the etched hardmask pattern as an etch barrier, and forming a device isolation region by filling the trench with an insulation layer.Type: ApplicationFiled: December 24, 2008Publication date: March 4, 2010Applicant: Hynix Semiconductor Inc.Inventors: Byoung-Hwa YOU, Seok-Young YOON
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Patent number: 7420382Abstract: An apparatus includes a test board for testing electrical characteristics of the semiconductor chip; socket pins vertically disposed on the test board to electrically connect the test board, and external terminals of the semiconductor chip; socket springs interposed between the socket pins and the test board and making the socket pins vertically elastic; a plurality of laser beam transmitters vertically penetrating the socket pins, the socket springs, and the test board; and a laser beam source supplying laser beams to the laser beam transmitters.Type: GrantFiled: November 14, 2005Date of Patent: September 2, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Jun-Young Ko, Seok-Young Yoon, Hyeck-Jin Jeong
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Publication number: 20070182432Abstract: An insert for loading a semiconductor package having external connection terminals may have a support plate. The support plate may have an upper surface with first contact pads and a lower surface with second contact pads. The first contact pads may be electrically connected to the external connection terminals of the semiconductor package and the second contact pads may be electrically connected to test connection terminals of a test socket.Type: ApplicationFiled: July 19, 2006Publication date: August 9, 2007Inventors: Hyeck-Jin Jeong, Seon-Ju Oh, Seok-Young Yoon
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Patent number: 7245138Abstract: A POGO pin that can measure low frequency products as well as RF products and also have a long life span, and a test socket including the POGO pin are provided. The POGO pin includes a metal plunger formed of a conductive metal so as to electrically contact the semiconductor package, and a rubber contact pin connected with the metal plunger and formed of a conductive rubber so as to electrically contact the test board.Type: GrantFiled: January 3, 2006Date of Patent: July 17, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Hyeck-Jin Jeong, Jung-Hyun Park, Heui-Seog Kim, Jong-Keun Jeon, Seok-Young Yoon
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Patent number: 7235991Abstract: In an example embodiment, an insert having an independently movable latch mechanism for loading a semiconductor package may include an insert body having a pocket, latch units installed at opposite sides of the pocket, and a press plate elastically installed above the insert body. The latch units prevent a loaded semiconductor package from escaping out of the pocket. The press plate may operate the latch unit by movement relative to an upper surface of the insert body. Each latch may be movably connected to the insert body such that a first end of the latch is rotatable around a fixed shaft pin. A second end of the latch may be movable into and out of the pocket. The latch may have a front surface slanted downwards towards the center of the pocket and have a guide hole near the back surface, opposite the front surface.Type: GrantFiled: March 29, 2006Date of Patent: June 26, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jin-Woog Kim, Seok-Ho Jin, Seok-Young Yoon, Se-Un Lee, Hyeck-Jin Jeong
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Publication number: 20070141877Abstract: A socket pin for a test apparatus. The socket pin may have self-cleaning function and may include a main body of a socket, a bottom contact tip at a lower portion of the main body, a first spring in the main body and connected to the bottom contact tip, a top contact tip at an upper portion of the main body, and a conductive contact ball at end of the top contact tip.Type: ApplicationFiled: December 14, 2006Publication date: June 21, 2007Inventors: Se-Un Lee, Seok-Young Yoon, Jin-Woog Kim, Hyeck-Jin Jeong