Patents by Inventor Ji-Hoon Kwon
Ji-Hoon Kwon 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: 12272655Abstract: In one example, a semiconductor device comprises a substrate comprising a conductive structure, a first electronic component over the substrate, an encapsulant over the substrate and contacting a lateral side of the first electronic component, a shield over the encapsulant and contacting a lateral side of the encapsulant and a portion of a lateral side of the substrate, and a communication structure coupled with the substrate. The substrate comprises a vertical groove side and a horizontal groove side defining a groove in the substrate, wherein a portion of the groove is uncovered by the shield. Other examples and related methods are also disclosed herein.Type: GrantFiled: July 28, 2023Date of Patent: April 8, 2025Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Ji Hoon Oh, Dong Hyun Bang, Soo Jin Shin, Young Ik Kwon, Tae Kyeong Hwang, Min Jae Lee, Min Jae Kong
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Publication number: 20250113055Abstract: Disclosed herein are a method, an apparatus, and a storage medium for image encoding/decoding. An intra-prediction mode for the target block is derived, and intra-prediction for the target block that uses the derived intra-prediction mode is performed. The intra-prediction mode for the target block is derived using an artificial neural network, and an MPM list for the target block is derived using information about the target block, pieces of information about blocks adjacent to the target block, and the artificial neural network. The artificial neural network outputs one or more available intra-prediction modes. Further, the artificial neural network outputs match probabilities for one or more candidate intra-prediction modes, and each of the match probabilities for the candidate intra-prediction modes indicates a probability that the corresponding candidate intra-prediction mode matches the intra-prediction mode for the target block.Type: ApplicationFiled: December 11, 2024Publication date: April 3, 2025Applicant: Electronics and Telecommunications Research InstituteInventors: Dong-Hyun KIM, Ji-Hoon DO, Youn-Hee KIM, Se-Yoon JEONG, Hyoung-Jin KWON, Jong-Ho KIM, Joo-Young LEE, Jin-Soo CHOI, Tae-Jin LEE
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Publication number: 20250101776Abstract: A locking mechanism for a console device, which restricts a console armrest of the console device disposed between a driver seat and a passenger seat inside a vehicle, includes a housing mounted on a front surface of a console box of the console device, a pivoting lever pivotably coupled to an inner surface of the housing, a slider pivotably coupled to an upper body of the pivoting lever, an inertial member interlocking portion coupled to a lower body of the pivoting lever, an inertial member seating portion which is mounted on the housing and on which an inertial member is seated, and the inertial member provided between the inertial member interlocking portion and the inertial member seating portion and configured to operate the inertial member interlocking portion when a collision of the vehicle occurs.Type: ApplicationFiled: January 5, 2024Publication date: March 27, 2025Inventors: Min-Woo Kwon, Jae-Hyun An, Chang-Hoon Yang, Hong-Sik Chang, Sung-Hwan Kim, Seung-Mok Yu, Ji-Hun Lee
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Patent number: 12254803Abstract: A display device is provided. The display device comprises a display panel including a plurality of signal pads and one or more dummy pads, and at least one flexible wiring board providing signals to the signal pads, wherein a maximum bias period of signals provided to a pair of adjacent signal pads with at least one dummy pad interposed therebetween is longer than a maximum bias period of signals provided to a pair of adjacent signal pads with no dummy pad disposed therebetween.Type: GrantFiled: July 6, 2023Date of Patent: March 18, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae Hoon Kwon, Ji Hyun Ka, Byung Sun Kim, Yang Wan Kim, Hyung Jun Park, Su Jin Lee, Jae Yong Lee, Jin Tae Jeong, Seung Ji Cha
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Publication number: 20250074452Abstract: A method for locating a specific autonomous vehicle is provided. The method includes steps of: (a) receiving, by a computing device of the specific autonomous vehicle, map data related to a position of the specific autonomous vehicle and its adjacent regions, from a server; (b) obtaining, by the computing device, a specific object-based sector and a specific vehicle-based sector; and (c) determining, by the computing device, a validity of the specific sensed data by referring to the specific object-based sector, the specific vehicle-based sector and the map object data, and in case the specific sensed data is determined as valid, locating the specific autonomous vehicle by referring to a specific matched result data generated from a matching process between the map object data and the specific sensed data.Type: ApplicationFiled: October 27, 2023Publication date: March 6, 2025Inventors: Kang Hoon LEE, Ick Hwan KWON, Ji Hyeong HAN
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Publication number: 20250070163Abstract: A positive electrode includes a current collector, a first positive electrode active material layer, and a second positive electrode active material layer. The first positive electrode active material layer is formed on the current collector and the second positive electrode active material layer is formed on the first positive electrode active material layer. The first and second positive electrode active material layers each include lithium iron phosphate, a fluorine-based binder, a rubber-based binder, and a conductive material. The rubber-based binder includes a first hydrogenated nitrile butadiene rubber and a second hydrogenated nitrile butadiene rubber A ratio (P2/P1) of the weight P2 of fluorine contained in the second positive electrode active material layer to the weight P1 of fluorine contained in the first positive electrode active material layer is 1 or less.Type: ApplicationFiled: October 26, 2023Publication date: February 27, 2025Applicant: LG Energy Solution, Ltd.Inventors: Dong Hyun Kim, Houng Sik Yoo, Jong Won Lee, Ji Hee Yoon, Gui Eum Yang, Sang Hoon Choy, Hyeon Choi, O Jong Kwon, Yong Hee Kang
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Patent number: 12238994Abstract: An organic light-emitting display device includes: a substrate on which a display area and a non-display area surrounding the display area are defined, the display area includes a main area and at least one protruding area, and a plurality of pixels is in the display area; a first signal line on the substrate in the main area to provide signals to the plurality of pixels; a second signal line on the substrate in the protruding area to provide signals to the plurality of pixels; a compensation line on the substrate in the non-display area and electrically connected to the second signal line; and a bridge pattern over the second signal line and the compensation line in the non-display area and electrically connecting the second signal line with the compensation line, the bridge pattern including a double-bridge structure.Type: GrantFiled: March 10, 2023Date of Patent: February 25, 2025Assignee: Samsung Display Co., Ltd.Inventors: Ji Hyun Ka, Seung Ji Cha, Tae Hoon Kwon
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Patent number: 12223911Abstract: A pixel includes an organic light emitting diode (OLED), a pixel circuit, and first and second transistors. The OLD includes a cathode electrode connected to a second power source. The pixel circuit includes a driving transistor having a gate electrode initialized by a third power source. The driving transistor controls the amount of current flowing from a first power source to the second power source via the OLED. The first transistor is connected between a fourth power source and the second power source and an anode electrode of the OLED. The first transistor is turned on based on a scan signal is supplied to a scan line. The second transistor is connected between a data line and the pixel circuit. The second transistor is turned on when the scan signal is supplied to the ith scan line.Type: GrantFiled: February 29, 2024Date of Patent: February 11, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Tae Jeong, Min Ku Lee, Ji Hyun Ka, Tae Hoon Kwon, Seung Kyu Lee, Seung Ji Cha
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Publication number: 20250046256Abstract: A gate driver including a plurality of stages, each of the plurality of stages including an eighth transistor connected between a third power input terminal and an output terminal, the eighth transistor including a gate electrode connected to a fourth node, a seventh transistor connected between a second power input terminal and the output terminal, the seventh transistor including a gate electrode connected to a third node, an eleventh transistor connected between the third power input terminal and the fourth node, the eleventh transistor including a gate electrode connected to a first node, a twelfth transistor connected between the first node and the third node, the twelfth transistor including a gate electrode connected to the second power input terminal, and a third capacitor connected between the third power input terminal and the fourth node.Type: ApplicationFiled: October 24, 2024Publication date: February 6, 2025Inventors: Tae Hoon KWON, Ji Hyun KA, Nack Hyeon KEUM, Jae Jin SONG, Kwang Sae LEE
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Patent number: 12211446Abstract: A gate driver includes a stage configured to output a gate signal, the stage including an input part configured to control a voltage of a first node and a voltage of a second node based on signals supplied to a first input terminal and a second input terminal, an output part configured to supply a voltage of a first power source or a voltage of a second power source as the gate signal to an output terminal based on a voltage of a third node and a voltage of a fourth node, a first signal processing part configured to supply the voltage of the second power source to the fourth node based on the voltage of the first node, or to electrically connect the second node and the fourth node through a fifth node based on a signal supplied to a third input terminal, and a second signal processing part including a first transistor connected between the third node and a sixth node to control the voltage of the third node based on an operation of the first transistor.Type: GrantFiled: April 30, 2021Date of Patent: January 28, 2025Assignee: Samsung Display Co., Ltd.Inventors: Hai Jung In, Ji Hyun Ka, Tae Hoon Kwon, Ki Myeong Eom, Chae Han Hyun
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Patent number: 12206894Abstract: Disclosed herein are a method, an apparatus, and a storage medium for image encoding/decoding. An intra-prediction mode for the target block is derived, and intra-prediction for the target block that uses the derived intra-prediction mode is performed. The intra-prediction mode for the target block is derived using an artificial neural network, and an MPM list for the target block is derived using information about the target block, pieces of information about blocks adjacent to the target block, and the artificial neural network. The artificial neural network outputs one or more available intra-prediction modes. Further, the artificial neural network outputs match probabilities for one or more candidate intra-prediction modes, and each of the match probabilities for the candidate intra-prediction modes indicates a probability that the corresponding candidate intra-prediction mode matches the intra-prediction mode for the target block.Type: GrantFiled: September 20, 2021Date of Patent: January 21, 2025Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dong-Hyun Kim, Ji-Hoon Do, Youn-Hee Kim, Se-Yoon Jeong, Hyoung-Jin Kwon, Jong-Ho Kim, Joo-Young Lee, Jin-Soo Choi, Tae-Jin Lee
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Publication number: 20240405981Abstract: The present disclosure according to at least one embodiment provides a method of processing operations of a polynomial-based security algorithm, the method being performed by a computing system. The method comprises identifying a plurality of operations using secret information in the polynomial-based security algorithm, generating a random index to be applied to the identified operations, and performing the operations using the random index.Type: ApplicationFiled: May 9, 2024Publication date: December 5, 2024Applicants: SAMSUNG SDS CO., LTD., KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATIONInventors: Sang Yub LEE, Jong Hyeok LEE, Jae Seung HAN, Jae Won HUH, Keon Hee CHOI, Dong Guk HAN, Ji Hoon KWON, Hyo Jin YOON, Ji Hoon CHO
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Patent number: 11853419Abstract: A method for preventing side-channel attack according to an embodiment includes generating an order table which includes a position index value for each bit value of a bit string that is secret information to be generated through a decryption algorithm of an Nth Degree Truncated Polynomial Ring Units (NTRU) LPRime algorithm, shuffling a sort order of the position index value for the each bit value in the order table based on a random number, determining a generation order for the each bit value according to the sort order of the position index value for the each bit value in the order table, and generating the secret information through the decryption algorithm. The secret information is generated by generating the each bit value according to the determined generation order.Type: GrantFiled: February 1, 2021Date of Patent: December 26, 2023Assignees: SAMSUNG SDS CO., LTD., Kookmin University Industry Academy Cooperation FoundationInventors: Ji Hoon Kwon, Joo Hee Lee, Hyo Jin Yoon, Ji Hoon Cho, Dong Guk Han, Bo Yeon Sim, Il Ju Kim, Tae Ho Lee, Jae Seung Han
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Patent number: 11522675Abstract: A method according to one embodiment includes generating one or more key tables based on a first seed value; generating one or more secret values from a tweak value based on the one or more key tables; and performing encryption or decryption using the one or more secret values. An apparatus according to one embodiment includes a key table generator configured to generate one or more key tables based on a first seed value, a secret value generator configured to generate one or more secret values from a tweak value based on the one or more key tables, and an encryptor/decryptor configured to perform encryption or decryption using the one or more secret values.Type: GrantFiled: October 26, 2019Date of Patent: December 6, 2022Assignees: SAMSUNG SDS CO., LTD., Korea Advanced Institute of Science and TechnologyInventors: Duk-Jae Moon, Ji-hoon Kwon, Joo-Young Lee
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Patent number: 11438136Abstract: An apparatus for encryption according to an embodiment of the present disclosure comprises a classifier configured to classify each data included in an original data set into one of encryption target data and non-encryption target data on the basis of at least one of determination on whether or not an operation to be applied to each data included in the original data set for an analysis of the original data set is a preset operation and determination on whether or not each data included in the original data set is sensitive information; and an encryptor configured to encrypt the encryption target data among the data included in the original data set using a homomorphic encryption algorithm.Type: GrantFiled: October 28, 2019Date of Patent: September 6, 2022Assignee: SAMSUNG SDS CO., LTD.Inventors: Eun-Kyung Kim, Hyo-Jin Yoon, Duk-Jae Moon, Min-Woo Jeong, Jung-Hoon Sohn, Young-Hyun Kim, Hun-Hee Yu, Ji-Hoon Kwon
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Publication number: 20220129547Abstract: A method for preventing side-channel attack according to an embodiment includes generating an order table which includes a position index value for each bit value of a bit string that is secret information to be generated through a decryption algorithm of an Nth Degree Truncated Polynomial Ring Units (NTRU) LPRime algorithm, shuffling a sort order of the position index value for the each bit value in the order table based on a random number, determining a generation order for the each bit value according to the sort order of the position index value for the each bit value in the order table, and generating the secret information through the decryption algorithm. The secret information is generated by generating the each bit value according to the determined generation order.Type: ApplicationFiled: February 1, 2021Publication date: April 28, 2022Inventors: Ji Hoon KWON, Joo Hee LEE, Hyo Jin YOON, Ji Hoon CHO, Dong Guk HAN, Bo Yeon SIM, Il Ju KIM, Tae Ho LEE, Jae Seung HAN
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Patent number: 11277257Abstract: A method for performing an operation according to one embodiment includes performing a homomorphic operation using one or more ciphertexts that are homomorphically encrypted based on an encryption key, determining a count value for a ciphertext generated through the homomorphic operation based on count values for each of the one or more ciphertexts, requesting a key management apparatus, which holds the encryption key and a decryption key corresponding to the encryption key, to re-encrypt the generated ciphertext based on the determined count value, acquiring, from the key management apparatus, a ciphertext generated by re-encrypting the generated ciphertext through decryption based on the decryption key and encryption based on the encryption key; and determining a count value for the acquired ciphertext to be a preset initial value.Type: GrantFiled: May 27, 2020Date of Patent: March 15, 2022Assignee: SAMSUNG SDS CO., LTD.Inventors: Eun Kyung Kim, Duk Jae Moon, Hyo Jin Yoon, Jung Hoon Sohn, Jang Hyuk Ahn, Jin Hyuck Jeong, Ji Hoon Kwon, Young Hyun Kim
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Publication number: 20210297232Abstract: A method for performing an operation according to one embodiment includes performing a homomorphic operation using one or more ciphertexts that are homomorphically encrypted based on an encryption key, determining a count value for a ciphertext generated through the homomorphic operation based on count values for each of the one or more ciphertexts, requesting a key management apparatus, which holds the encryption key and a decryption key corresponding to the encryption key, to re-encrypt the generated ciphertext based on the determined count value, acquiring, from the key management apparatus, a ciphertext generated by re-encrypting the generated ciphertext through decryption based on the decryption key and encryption based on the encryption key; and determining a count value for the acquired ciphertext to be a preset initial value.Type: ApplicationFiled: May 27, 2020Publication date: September 23, 2021Inventors: Eun Kyung KIM, Duk Jae MOON, Hyo Jin YOON, Jung Hoon SOHN, Jang Hyuk AHN, Jin Hyuck JEONG, Ji Hoon KWON, Young Hyun KIM
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Publication number: 20210126768Abstract: An apparatus for encryption according to an embodiment of the present disclosure comprises a classifier configured to classify each data included in an original data set into one of encryption target data and non-encryption target data on the basis of at least one of determination on whether or not an operation to be applied to each data included in the original data set for an analysis of the original data set is a preset operation and determination on whether or not each data included in the original data set is sensitive information; and an encryptor configured to encrypt the encryption target data among the data included in the original data set using a homomorphic encryption algorithm.Type: ApplicationFiled: October 28, 2019Publication date: April 29, 2021Inventors: Eun-Kyung Kim, Hyo-Jin Yoon, Duk-Jae Moon, Min-Woo Jeong, Jung-Hoon Sohn, Young-Hyun Kim, Hun-Hee Yu, Ji-Hoon Kwon
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Publication number: 20210126770Abstract: A method according to one embodiment includes generating one or more key tables based on a first seed value; generating one or more secret values from a tweak value based on the one or more key tables; and performing encryption or decryption using the one or more secret values. An apparatus according to one embodiment includes a key table generator configured to generate one or more key tables based on a first seed value, a secret value generator configured to generate one or more secret values from a tweak value based on the one or more key tables, and an encryptor/decryptor configured to perform encryption or decryption using the one or more secret values.Type: ApplicationFiled: October 26, 2019Publication date: April 29, 2021Inventors: Duk-Jae Moon, Ji-hoon Kwon, Joo-Young Lee