Patents by Inventor Ho-Youn Kim
Ho-Youn 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: 20240158318Abstract: Provided is a method for converting waste plastic pyrolysis oil into light olefins with a high yield. The method includes: (1) inputting waste plastic pyrolysis oil into a reactor; (2) allowing the waste plastic pyrolysis oil to react in the reactor in the presence of a catalytic cracking catalyst containing a first metal and a second metal to form a product; and (3) recovering light olefins by separating the catalytic cracking catalyst and oil from the product obtained in step (2).Type: ApplicationFiled: September 28, 2023Publication date: May 16, 2024Inventors: Hee Jung Jeon, Ok Youn Kim, Ho Won Lee
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Patent number: 11961548Abstract: A row hammer control method and a memory device are provided. The memory device monitors the row hammer address(es) having the number of accesses equal to or more than a predetermined number of times or having a higher number of accesses as compared with other access addresses during the first row hammer monitoring time frame and malicious row hammer address(es) accessed at random sampling time points during the second row hammer monitoring time frame and being the same as the row hammer address(es), notifies a memory controller of the malicious row hammer address(es) when the number of malicious row hammer addresses exceeds a threshold value, and causes a target refresh a memory cell row physically adjacent to a memory cell row corresponding to the malicious row hammer address(es) to be performed.Type: GrantFiled: July 23, 2022Date of Patent: April 16, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Ho-Youn Kim
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Publication number: 20240093307Abstract: The present disclosure relates to a serum exosomal SF3B4 marker composition for diagnosing early stage hepatocellular carcinoma for noninvasive in vitro diagnosis, wherein, by analyzing an expression level of SF3B4 in plasma proteins as well as expression of SF3B4 in exosomes present in sera of hepatocellular carcinoma patients, the possibility as the most suitable liquid biopsy marker was identified, and a new noninvasive biomarker with high diagnostic accuracy in early stage hepatocellular carcinoma for which no reliable biomarker exists at this present was discovered. As such, by using exosomes to identify cancer cell genomes and proteomes without biopsy, the exosomes are highly applicable in the future as a diagnostic biomarker that is useful in a disease group with a high risk in the biopsy such as hepatocellular carcinoma.Type: ApplicationFiled: May 24, 2023Publication date: March 21, 2024Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Soon Sun KIM, Jung Woo EUN, Jae Youn CHEONG, Hyo Jung CHO, Ho Chul KANG, JuA SON
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Patent number: 11907064Abstract: A memory controller includes a fault predictor which predicts a fault which causes an error occurring in a memory device, an error correction code (ECC) manager which classifies a type of the fault based on the predicted fault, and a plurality of ECC engines which perform ECC in parallel depending on the classified type of the faults. The fault predictor includes a memory error profiler which receives raw data related to the error and processes the raw data into an error profile that is data available for machine learning, and a memory fault prediction network which receives the error profile as an input, performs the machine learning using the error profile, and predicts the fault which causes the error.Type: GrantFiled: March 17, 2022Date of Patent: February 20, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Ho-Youn Kim, Su Hun Lim
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Publication number: 20230409705Abstract: Disclosed is a semiconductor memory device comprising a memory core including a plurality of random-access memory cells, an error correction code (ECC) circuit configured to generate parity of data written to the memory core, and a message authentication code (MAC) control circuit configured to generate a security key based on a physical unclonable function (PUF) source signal in response to a message authentication code generation command or detection of a hacking or security attack, and configured to control the ECC circuit to generate a MAC on target data using the security key, wherein the ECC circuit operates in one of an ECC mode for generating an ECC parity and a MAC mode for generating the MAC under the control of the MAC control circuit.Type: ApplicationFiled: November 28, 2022Publication date: December 21, 2023Inventor: Ho-Youn KIM
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Patent number: 11848043Abstract: A memory device includes memory cells connected to a first word-line, wherein the memory cells include a data region in which data is stored and a counting value backup region in which the number of times the first word-line is activated is backed up, a counting table for storing a first row address corresponding to the first word-line and a first counting value as a counting result of the number of times the first word-line is activated, and a comparator configured to compare the first counting value with a first backed-up counting value stored in the counting value backup region; and when the first counting value is greater than the first backed-up counting value, back up the first counting value in the counting value backup region, or when the first backed-up counting value is greater than the first counting value, overwrite the first backed-up counting value into the counting table.Type: GrantFiled: March 8, 2022Date of Patent: December 19, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Min You, Ho-Youn Kim, Won-Hyung Song, Hi Jung Kim
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Patent number: 11789815Abstract: A memory device includes; a memory module including a memory array, and a memory controller that retrieves read data from memory cells of the memory array. The memory controller includes a fault detector that detects faulty addresses associated with faulty memory cells among the memory cells providing data errors.Type: GrantFiled: February 25, 2022Date of Patent: October 17, 2023Inventor: Ho Youn Kim
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Publication number: 20230094684Abstract: A row hammer control method and a memory device are provided. The memory device monitors the row hammer address(es) having the number of accesses equal to or more than a predetermined number of times or having a higher number of accesses as compared with other access addresses during the first row hammer monitoring time frame and malicious row hammer address(es) accessed at random sampling time points during the second row hammer monitoring time frame and being the same as the row hammer address(es), notifies a memory controller of the malicious row hammer address(es) when the number of malicious row hammer addresses exceeds a threshold value, and causes a target refresh a memory cell row physically adjacent to a memory cell row corresponding to the malicious row hammer address(es) to be performed.Type: ApplicationFiled: July 23, 2022Publication date: March 30, 2023Inventor: Ho-Youn KIM
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Publication number: 20230076545Abstract: A memory controller includes a fault predictor which predicts a fault which causes an error occurring in a memory device, an error correction code (ECC) manager which classifies a type of the fault based on the predicted fault, and a plurality of ECC engines which perform ECC in parallel depending on the classified type of the faults. The fault predictor includes a memory error profiler which receives raw data related to the error and processes the raw data into an error profile that is data available for machine learning, and a memory fault prediction network which receives the error profile as an input, performs the machine learning using the error profile, and predicts the fault which causes the error.Type: ApplicationFiled: March 17, 2022Publication date: March 9, 2023Inventors: HO-YOUN KIM, SU HUN LIM
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Publication number: 20230063804Abstract: A memory device includes; a memory module including a memory array, and a memory controller that retrieves read data from memory cells of the memory array. The memory controller includes a fault detector that detects faulty addresses associated with faulty memory cells among the memory cells providing data errors.Type: ApplicationFiled: February 25, 2022Publication date: March 2, 2023Inventor: HO YOUN KIM
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Publication number: 20230042955Abstract: A memory device includes memory cells connected to a first word-line, wherein the memory cells include a data region in which data is stored and a counting value backup region in which the number of times the first word-line is activated is backed up, a counting table for storing a first row address corresponding to the first word-line and a first counting value as a counting result of the number of times the first word-line is activated, and a comparator configured to compare the first counting value with a first backed-up counting value stored in the counting value backup region; and when the first counting value is greater than the first backed-up counting value, back up the first counting value in the counting value backup region, or when the first backed-up counting value is greater than the first counting value, overwrite the first backed-up counting value into the counting table.Type: ApplicationFiled: March 8, 2022Publication date: February 9, 2023Inventors: Jung Min YOU, Ho-Youn KIM, Won-Hyung SONG, Hi Jung KIM
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Waterproof with inverter housing having connector mounting portion for accommodating sealing members
Patent number: 11496019Abstract: The present invention may provide a motor comprising an inverter housing in which a substrate is disposed, a connector which is mounted on the inverter housing and electrically connects the substrate and a cable and wherein the connector includes a body and a first terminal coupled to the body, one side of the first terminal is in electrical contact with the substrate, the other side of the first terminal is in contact with the cable, wherein the inverter housing includes a connector mounting portion which accommodate the body of the connector, sealing members seal a gap between the connector mounting portion and the connector.Type: GrantFiled: August 9, 2019Date of Patent: November 8, 2022Assignee: Hanon SystemsInventors: Ho Bin Im, Ho Youn Kim, Hyeon Jae Shin, Jae Won Lee, Kyung Hun Jung, Seong Kook Cho -
Patent number: 11381144Abstract: The present invention relates to a brushless motor, and an objective of the present invention is to provide a brushless motor which can significantly reduce the cogging torque and torque ripple of the motor by minimizing the rate of change of magnetoresistance in accordance with a change in position of a rotor through the optimization of the shape design of the rotor and a stator, and can also reduce the weight of the brushless motor through the optimization of the shape design taking into consideration the materials of the rotor and the stator.Type: GrantFiled: June 7, 2018Date of Patent: July 5, 2022Assignee: Hanon SystemsInventors: Hyeon Jae Shin, Seong Kook Cho, Ho Youn Kim, Jae Won Lee, Ho Bin Im, Kyung Hun Jung
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Patent number: 11146148Abstract: The present invention relates to a BLDC motor integrated with an inverter, having a motor and an inverter part that are integrally formed, and to a BLDC motor integrated with an inverter, having an improved arrangement of switching elements mounted on a PCB substrate of an inverter part and three phase terminals of a stator coil such that the inverter part including the PCB substrate can be compactly formed.Type: GrantFiled: April 5, 2018Date of Patent: October 12, 2021Assignee: Hanon SystemsInventors: Ho Bin Im, Hee Kwon Park, Hyeon Jae Shin, Jae Won Lee, Kyung Hun Jung, Seong Kook Cho, Ho Youn Kim
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Publication number: 20200091806Abstract: The present invention relates to a brushless motor, and an objective of the present invention is to provide a brushless motor which can significantly reduce the cogging torque and torque ripple of the motor by minimizing the rate of change of magnetoresistance in accordance with a change in position of a rotor through the optimization of the shape design of the rotor and a stator, and can also reduce the weight of the brushless motor through the optimization of the shape design taking into consideration the materials of the rotor and the stator.Type: ApplicationFiled: June 7, 2018Publication date: March 19, 2020Inventors: Hyeon Jae SHIN, Seong Kook CHO, Ho Youn KIM, Jae Won LEE, Ho Bin IM, Kyung Hun JUNG
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Patent number: 10564746Abstract: A display device and a method of manufacturing a display device are disclosed. In one aspect, the display devices includes display area configured to display an image, a non-display area adjacent to the display area, and a first substrate having a first side and including a touch sensor in the display area and a touch sensor pad in the non-display area. The display device also includes a second substrate opposite to the first substrate, the second substrate including a pixel in the display area and a connecting pad in the non-display area, and a conductive member configured to electrically connect the touch sensor pad and the connecting pad. An inter-bar is interposed between the first and second substrates and between the first side of the first substrate and the touch sensor pad.Type: GrantFiled: January 11, 2017Date of Patent: February 18, 2020Assignee: Samsung Display Co., Ltd.Inventors: Ung Soo Lee, Jin Woo Park, Ho Youn Kim, Hyun Chul Oh, Jun Young Lee, Hyun Soo Jung, Su Hyuk Choi
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Publication number: 20200052547Abstract: The present invention may provide a motor comprising an inverter housing in which a substrate is disposed, a connector which is mounted on the inverter housing and electrically connects the substrate and a cable and wherein the connector includes a body and a first terminal coupled to the body, one side of the first terminal is in electrical contact with the substrate, the other side of the first terminal is in contact with the cable, wherein the inverter housing includes a connector mounting portion which accommodate the body of the connector, sealing members seal a gap between the connector mounting portion and the connector.Type: ApplicationFiled: August 9, 2019Publication date: February 13, 2020Inventors: Ho Bin IM, Ho Youn KIM, Hyeon Jae SHIN, Jae Won LEE, Kyung Hun JUNG, Seong Kook CHO
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Patent number: 10559631Abstract: A display device includes a first substrate, a second substrate comprising a pixel portion configured to display an image, and a dummy portion spaced from the pixel portion, a side of the dummy portion being exposed to the outside, and an interlayer between the first substrate and the second substrate, wherein the pixel portion and the dummy portion each include multiple layers, and at least one layer of the pixel portion and at least one layer of the dummy portion include a same material.Type: GrantFiled: May 17, 2019Date of Patent: February 11, 2020Assignee: Samsung Display Co., Ltd.Inventors: Ung Soo Lee, Ho Youn Kim, Jin Woo Park, Hyun Chul Oh, Jun Young Lee, Hyun Soo Jung, Su Hyuk Choi
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Publication number: 20190386547Abstract: The present invention relates to a BLDC motor integrated with an inverter, having a motor and an inverter part that are integrally formed, and to a BLDC motor integrated with an inverter, having an improved arrangement of switching elements mounted on a PCB substrate of an inverter part and three phase terminals of a stator coil such that the inverter part including the PCB substrate can be compactly formed.Type: ApplicationFiled: April 5, 2018Publication date: December 19, 2019Inventors: Ho Bin IM, Hee Kwon PARK, Hyeon Jae SHIN, Jae Won LEE, Kyung Hun JUNG, Seong Kook CHO, Ho Youn KIM
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Patent number: 10474263Abstract: A display device and a method of manufacturing the same are disclosed. In one aspect, the display device includes a display area and a non-display area adjacent to the display area, a first substrate including a touch sensor in the display area and a touch sensor pad in the non-display area, and a second substrate opposing the first substrate, the second substrate including a pixel in the display area and a connection pad in the non-display area. An interlayer in the display area is provided between the first substrate and the second substrate, a plurality of conductive balls electrically connects the touch sensor pad and the connection pad, and an inter-bar in the non-display area is provided between the first substrate and the second substrate. The inter-bar is disposed adjacent to the connection pad, and the conductive balls have an average diameter that is greater than the height of the inter-bar.Type: GrantFiled: January 11, 2017Date of Patent: November 12, 2019Assignee: Samsung Display Co., Ltd.Inventors: Hyun Soo Jung, Jin Woo Park, Ho Youn Kim, Hyun Chul Oh, Ung Soo Lee, Jun Young Lee, Su Hyuk Choi