Patents by Inventor Hyung Sun LEE
Hyung Sun LEE 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: 11967267Abstract: Provided is a display device including a display panel, an optical sensor, a timing controller, a scan driver, a data driver, and an image controller. The timing controller controls an image refresh rate of the display panel based on a refresh rate control signal. Thus, the display device provides improved visibility.Type: GrantFiled: May 2, 2023Date of Patent: April 23, 2024Assignees: Samsung Display Co., Ltd., UNIST (Ulsan National Institute Of Science and Technology)Inventors: Hyo Sun Kim, Oh Sang Kwon, Seong Gyu Choe, Chang Yeong Han, Min Kyung Kim, You Ra Kim, Eun Jung Lee, Hyung Suk Hwang
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Patent number: 11963410Abstract: A display device includes a substrate including a pixel region and a peripheral region. A plurality of pixels is disposed in the pixel region of the substrate. Each of the plurality of pixels includes a light emitting element. Data lines and scan lines are connected to each of the plurality of pixels. A power line is configured to supply power to the plurality of pixels. The power line includes a plurality of first conductive lines and a plurality of second conductive lines intersecting the plurality of first conductive lines. The plurality of second conductive lines is arranged in a region between adjacent light emitting elements of the plurality of pixels. At least some of the plurality of second conductive lines extend in a direction oblique to a direction of extension of the data lines or the scan lines.Type: GrantFiled: June 13, 2022Date of Patent: April 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yang Wan Kim, Byung Sun Kim, Jae Yong Lee, Chung Yi, Hyung Jun Park, Su Jin Lee
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Publication number: 20240106036Abstract: A pouch film laminate according to the present disclosure may include a base material layer, a gas barrier layer, and a sealant layer. The gas barrier layer may be disposed between the base material layer and the sealant layer. The gas barrier layer may include stainless steel. The pouch film laminate may have a tensile rupture strength of about 130% to about 250% of a tensile rupture strength of the gas barrier layer.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicant: LG Energy Solution, Ltd.Inventors: Sang Hun Kim, Gyung Soo Kang, Jae Ho Lee, Hyung Kyun Yu, Ji Sun Lee
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Publication number: 20240085469Abstract: A transmitting and receiving circuit may include a first CMOS inverter configured to receive a first power supply signal and a first input signal. The transmitting and receiving circuit may include a first calculation amplifier including a non-inverted input terminal connected to an output terminal of the first CMOS inverter, and a first resistor connected between the output terminal of the first calculation amplifier and a first node. The output terminal of the first calculation amplifier and an inverted input terminal of the first calculation amplifier may be connected to each other. A first output signal may have a level smaller than that of the first input signal and may be output to the first node.Type: ApplicationFiled: September 11, 2023Publication date: March 14, 2024Inventors: Seong Kwan LEE, Min Ho KANG, Hyung-Sun RYU, Cheol Min PARK, Jun Yeon WON, Jae Moo CHOI
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Patent number: 11929029Abstract: A display device includes first and second initialization voltage sources and first and second pixel circuits. The first initialization voltage source provides a first initialization voltage. The second initialization voltage source provides a second initialization voltage less than the first initialization voltage. The first pixel circuit includes a first organic light emitting diode. The second pixel circuit includes a second organic light emitting diode with an organic material having a band gap different from a band gap of an organic material in the first organic light emitting diode. The first pixel circuit is coupled to the first initialization voltage source and the second initialization voltage source. The second pixel circuit is coupled to a single initialization voltage source.Type: GrantFiled: January 27, 2023Date of Patent: March 12, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyung Jun Park, Yang Wan Kim, Byung Sun Kim, Su Jin Lee, Jae Yong Lee
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Patent number: 11912690Abstract: The present invention relates to a pidolate salt and malate salt of a compound represented by a formula 1 with an excellent liquid-phase stability, solid-phase stability, water solubility, precipitation stability and hygroscopicity all together as a compound for preventing and treating diseases mediated by an acid pump antagonistic activity, as well as a method for preparing the same.Type: GrantFiled: November 21, 2022Date of Patent: February 27, 2024Assignee: HK INNO.N CORPORATIONInventors: Eun Sun Kim, Min Kyoung Lee, Sung Ah Lee, Kwang Do Choi, Jae Sun Kim, Hyung Chul Yoo
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Patent number: 11729921Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: GrantFiled: April 7, 2022Date of Patent: August 15, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
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Publication number: 20220232712Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: ApplicationFiled: April 7, 2022Publication date: July 21, 2022Inventors: Hyung-sun LEE, Yu-su KIM, Toshikazu TAKAYANAGI
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Patent number: 11330724Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: GrantFiled: November 27, 2020Date of Patent: May 10, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi
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Patent number: 11163407Abstract: An input device is provided. The input device includes a communicator for communicating with an electronic device, a pen tip provided on one end portion of the input device, an electrode part provided at a position spaced apart at a predetermined interval from the pen tip, and a processor configured to apply a predetermined frequency signal to the electrode part, and control the communicator so as to transmit, to the electronic device, the signal of which frequency changed according to a capacitance formed between the electrode part and the electronic device.Type: GrantFiled: February 7, 2018Date of Patent: November 2, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung-sun Lee, Kang-yoon Lee, Sung-hun Cho, Gwan-hyung Kim, Sang-yun Kim, Ho-chul Ryu, Sang-ho Kim
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Patent number: 11150770Abstract: Disclosed is an input device. The input device includes a communicator configured to communicate with an electronic device, a pen tip provided at one end of the input device, a first electrode portion including a plurality of first sub-electrodes spaced apart from each other by a predetermined distance from the pen tip, a second electrode portion including a plurality of second sub-electrodes spaced apart from each other to correspond to each of the plurality of first sub-electrodes at a position spaced apart from the first electrode portion by a predetermined distance, a processor to provide a driving signal to the first electrode portion and the second electrode portion, generate tilt information of the input device on the basis of a plurality of capacitances formed between the plurality of first sub-electrodes and the plurality of second sub-electrodes, and transmit the tilt information to the electronic device.Type: GrantFiled: February 7, 2018Date of Patent: October 19, 2021Assignees: SAMSUNG ELECTRONICS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Hyung-sun Lee, Kang-yoon Lee, Sung-hun Cho, Gwan-hyung Kim, Sang-yun Kim, Ho-chul Ryu, Sang-ho Kim
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Patent number: 11054919Abstract: An apparatus of detecting a relative position may include first and second receivers configured to receive signals transmitted from a portable device; and a processor configured to determine a position where the portable device is located and a direction indicated by the portable device based on a strength of a first signal received by the first receiver and a strength of a second signal received by the second receiver. The processor may be configured to determine the position where the portable device is located based on a sum between the strength of the first signal and the strength of the second signal, and to determine the direction indicated by the portable device based on a difference between the strength of the first signal and the strength of the second signal.Type: GrantFiled: November 8, 2018Date of Patent: July 6, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung Sun Lee, Jea-Sung Kim, Sang Ho Kim
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Publication number: 20210124472Abstract: An input device is provided. The input device includes a communicator for communicating with an electronic device, a pen tip provided on one end portion of the input device, an electrode part provided at a position spaced apart at a predetermined interval from the pen tip, and a processor configured to apply a predetermined frequency signal to the electrode part, and control the communicator so as to transmit, to the electronic device, the signal of which frequency changed according to a capacitance formed between the electrode part and the electronic device.Type: ApplicationFiled: February 7, 2018Publication date: April 29, 2021Inventors: Hyung-sun LEE, Kang-yoon LEE, Sung-hun CHO, Gwan-hyung KIM, Sang-yun KIM, Ho-chul RYU, Sang-ho KIM
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Publication number: 20210084779Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: ApplicationFiled: November 27, 2020Publication date: March 18, 2021Inventors: Hyung-sun LEE, Yu-su KIM, Toshikazu TAKAYANAGI
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Patent number: 10924602Abstract: A method for controlling an electronic device includes activating a display unit of an electronic device, following the activation of the display unit, displaying a lock screen containing image content prestored in the electronic device, receiving the input of a user command for selecting information about the displayed image content, and, following the input of the user command, storing, in connection with the image content selected according to the user command, information about the image content, while continuously displaying the lock screen.Type: GrantFiled: November 9, 2016Date of Patent: February 16, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Pankaj Agarwal, Hyung-sun Lee, Ho-chul Shin, Youn-ho Choi, Heung-ryong Oh
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Patent number: 10888005Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: GrantFiled: August 8, 2019Date of Patent: January 5, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Hyung-Sun Lee, Yu-Su Kim, Toshikazu Takayanagi
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Publication number: 20200379581Abstract: An apparatus of detecting a relative position may include first and second receivers configured to receive signals transmitted from a portable device; and a processor configured to determine a position where the portable device is located and a direction indicated by the portable device based on a strength of a first signal received by the first receiver and a strength of a second signal received by the second receiver. The processor may be configured to determine the position where the portable device is located based on a sum between the strength of the first signal and the strength of the second signal, and to determine the direction indicated by the portable device based on a difference between the strength of the first signal and the strength of the second signal.Type: ApplicationFiled: November 8, 2018Publication date: December 3, 2020Inventors: Hyung Sun LEE, Jea-Sung KIM, Sang Ho KIM
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Publication number: 20200259943Abstract: A method for controlling an electronic device includes activating a display unit of an electronic device, following the activation of the display unit, displaying a lock screen containing image content prestored in the electronic device, receiving the input of a user command for selecting information about the displayed image content, and, following the input of the user command, storing, in connection with the image content selected according to the user command, information about the image content, while continuously displaying the lock screen.Type: ApplicationFiled: November 9, 2016Publication date: August 13, 2020Inventors: Pankaj AGARWAL, Hyung-sun LEE, Ho-chul SHIN, Youn-ho CHOI, Heung-ryong OH
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Publication number: 20200192523Abstract: Disclosed is an input device. The input device includes a communicator configured to communicate with an electronic device, a pen tip provided at one end of the input device, a first electrode portion including a plurality of first sub-electrodes spaced apart from each other by a predetermined distance from the pen tip, a second electrode portion including a plurality of second sub-electrodes spaced apart from each other to correspond to each of the plurality of first sub-electrodes at a position spaced apart from the first electrode portion by a predetermined distance, a processor to provide a driving signal to the first electrode portion and the second electrode portion, generate tilt information of the input device on the basis of a plurality of capacitances formed between the plurality of first sub-electrodes and the plurality of second sub-electrodes, and transmit the tilt information to the electronic device.Type: ApplicationFiled: February 7, 2018Publication date: June 18, 2020Inventors: Hyung-sun LEE, Kang-yoon LEE, Sung-hun CHO, Gwan-hyung KIM, Sang-yun KIM, Ho-chul RYU, Sang-ho KIM
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Publication number: 20190364676Abstract: A disclosed electronic device includes a housing having an opening, a roll mounted in the housing, a flexible display wound on the roll and being extendable and retractable through the opening based on a rotation direction of the roll, and a roll guide configured to guide the roll to move in a direction capable of constantly maintaining a proceeding direction of the flexible display toward the opening in the housing, based on a variation in a wound length of the flexible display on the roll.Type: ApplicationFiled: August 8, 2019Publication date: November 28, 2019Inventors: Hyung-sun Lee, Yu-su Kim, Toshikazu Takayanagi