Patents by Inventor Hong Yeol Lim
Hong Yeol Lim 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: 20240126887Abstract: In a method and a system for controlling a secure boot of a vehicle controller, when a first vehicle controller performs a normal boot as an error occurs in a parity bit of a firmware image, in the process of performing the secure boot by vehicle controllers related to autonomous driving, the first vehicle controller recovers firmware by internetworking with a second vehicle controller that is successful in the secure boot to perform the secure boot thereafter. The method includes performing, by a first vehicle controller, a normal boot, when the error occurs in the parity bit of the firmware image related to the secure boot, and recovering, by the first vehicle controller, the firmware image by internetworking with the second vehicle controller that is successful in the secure boot.Type: ApplicationFiled: March 15, 2023Publication date: April 18, 2024Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, HYUNDAI AUTOEVER Corp.Inventors: Hong Yeol LIM, Bong Ju KIM
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Publication number: 20240051571Abstract: An embodiment system for verifying sensor data of an autonomous vehicle includes an autonomous driving sensor controller configured to generate a first message authentication code (MAC) of a sensor data packet by using a secret key and an autonomous driving controller configured to generate a second MAC of the sensor data packet by using the secret key and compare the first MAC of the sensor data packet received from the autonomous driving sensor controller with the second MAC of the sensor data packet generated by the autonomous driving controller to verify integrity of the sensor data packet.Type: ApplicationFiled: December 20, 2022Publication date: February 15, 2024Inventors: Hong Yeol Lim, Bong Ju Kim
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Publication number: 20240039738Abstract: Disclosed are a system for providing event data recorder (EDR) data of a vehicle and a method thereof. The system may include a user terminal and a server. The user terminal may determine a first hash value of a certificate, and transmit the first hash value to a server. The server may receive the certificate and encrypted EDR data from an autonomous driving controller, decrypt, using a public key included in the certificate, a digital signature of the certificate to obtain a second hash value, and, based on a comparison between the first and second hash values, decrypt, using a private key, the encrypted EDR data, and transmit the decrypted EDR data to the user terminal.Type: ApplicationFiled: December 15, 2022Publication date: February 1, 2024Inventors: Hong Yeol Lim, Bong Ju Kim
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Patent number: 11878705Abstract: A method and an apparatus for generating a test case (TC) for dynamic verification of an autonomous driving system are provided. The method includes receiving an input signal and generating a temporary TC based on the input signal. A confirmed TC is determined based on a first output signal corresponding to the input signal and a second output signal corresponding to the temporary TC. A final TC is determined by re-arranging the confirmed TC and the final TC is transmitted to an external device.Type: GrantFiled: July 28, 2021Date of Patent: January 23, 2024Assignees: Hyundai Motor Company, Kia Corporation, Hyundai Autoever Corp.Inventors: Hong Yeol Lim, Bong Ju Kim
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Publication number: 20240007297Abstract: An embodiment method of providing data storage system for autonomous driving (DSSAD) data by an autonomous driving controller includes verifying a head unit based on a first secret key verification message, verifying a user terminal based on a second secret key verification message, and transmitting the DSSAD data to the user terminal when both the head unit and the user terminal are verified.Type: ApplicationFiled: December 8, 2022Publication date: January 4, 2024Inventors: Hong Yeol Lim, Bong Ju Kim
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Publication number: 20240007480Abstract: Disclosed is a method of verifying the integrity of an app mounted on an autonomous driving-related vehicle controller. The method includes: providing each of autonomous driving-related vehicle controllers with a hash table in which hash values for logic of the autonomous driving-related vehicle controllers are recorded; transmitting, by a first vehicle controller, an old hash value and a new hash value to a second vehicle controller when a hash value for logic of the first vehicle controller is changed; and changing, by the second vehicle controller, the old hash value to the new hash value in a hash table provided in the second vehicle controller.Type: ApplicationFiled: November 28, 2022Publication date: January 4, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI AUTOEVER CORP.Inventors: Hong Yeol Lim, Bong Ju Kim
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Publication number: 20230219596Abstract: A control apparatus and method for an autonomous vehicle includes a plurality of cores, and a scheduler that schedules a plurality of tasks corresponding to each operation mode of the autonomous vehicle for each of the cores, and adjusts an execution time of a task in the each core based on a current operation mode of the autonomous vehicle.Type: ApplicationFiled: July 5, 2022Publication date: July 13, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia CorporationInventor: Hong Yeol LIM
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Publication number: 20230092493Abstract: An apparatus of controlling to cope with a failure in an autonomous driving system and a method thereof are provided. The apparatus determines whether a failure in one or more applications for performing a function about autonomous driving occurs and sequentially performs step-by-step failure response control corresponding to a safety rating of the application in which the failure occurs, when the failure in the application occurs. The apparatus stably performs an autonomous driving function.Type: ApplicationFiled: May 6, 2022Publication date: March 23, 2023Applicants: Hyundai Motor Company, Kia Corporation, HYUNDAI AUTOEVER Corp.Inventors: Hong Yeol LIM, Eun Ho LEE
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Publication number: 20230044762Abstract: A cooling mechanism apparatus, system, and method for adaptively controlling heat of a vehicle processor, includes a processor configured to control deactivation or activation of an application driving the in-vehicle controller depending on grades of a predetermined functional safety level of the application and to determine an order of the deactivation or the activation of the application when heat is generated in the controller.Type: ApplicationFiled: April 5, 2022Publication date: February 9, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Hong Yeol LIM, Soo Ho BAEK
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Publication number: 20220293202Abstract: A vehicle memory system and a driving method thereof are provided. The vehicle memory system includes a first function device that is configured to perform a safety function of a vehicle and a second function device that is configured to perform a convenience specification function of the vehicle. A first memory layer is shared by the first function device and the second function device and a second memory layer is used solely by the second function device. A vehicle memory device has a stacked structure including a through-silicon electrode connecting the first function device, the first memory layer, the second function device, and the second memory layer.Type: ApplicationFiled: August 25, 2021Publication date: September 15, 2022Inventors: Hong Yeol Lim, Myung Hyun Koo
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Publication number: 20220135059Abstract: A method and an apparatus for generating a test case (TC) for dynamic verification of an autonomous driving system are provided. The method includes receiving an input signal and generating a temporary TC based on the input signal. A confirmed TC is determined based on a first output signal corresponding to the input signal and a second output signal corresponding to the temporary TC. A final TC is determined by re-arranging the confirmed TC and the final TC is transmitted to an external device.Type: ApplicationFiled: July 28, 2021Publication date: May 5, 2022Inventors: Hong Yeol Lim, Bong Ju Kim
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Patent number: 11200867Abstract: A system may include an electronic display panel having pixels, where each pixel emits light based on a respective programming signal applied to the pixel. The system may also include processing circuitry to determine a respective control signal upon which the respective programing signal for each pixel is based. The processing circuitry may determine each respective control signal based at least in part on approximations of respective pixel brightness-to-data relationship as defined by a function having variables stored in memory accessible to the processing circuitry.Type: GrantFiled: September 6, 2019Date of Patent: December 14, 2021Assignee: Apple Inc.Inventors: Maofeng Yang, Shengkui Gao, Paolo Sacchetto, Weijun Yao, Yongjun Li, Jiayi Jin, Pyungwoo Yeon, Michael Hong Yeol Lim, Peter F. Holland, Ross Thompson
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Patent number: 10860501Abstract: A redundancy method of a three-dimensional laminated memory includes receiving, by first, second and third processors, a command for data operation, transmitting and receiving, by each of the second and third processors, data through dedicated data buses in order to perform the data operation, receiving, by the first processor, operation result values of the second and third processors from a main memory, comparing, by a result value comparator of the first processor, the operation result values of the first, second and third processors, and outputting, by the result value comparator, operation result values in correspondence with the result of comparison.Type: GrantFiled: July 8, 2019Date of Patent: December 8, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Hong Yeol Lim, Jin Ha Choi, Jin Kyu Hwang
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Publication number: 20200192831Abstract: A redundancy method of a three-dimensional laminated memory includes receiving, by first, second and third processors, a command for data operation, transmitting and receiving, by each of the second and third processors, data through dedicated data buses in order to perform the data operation, receiving, by the first processor, operation result values of the second and third processors from a main memory, comparing, by a result value comparator of the first processor, the operation result values of the first, second and third processors, and outputting, by the result value comparator, operation result values in correspondence with the result of comparison.Type: ApplicationFiled: July 8, 2019Publication date: June 18, 2020Inventors: Hong Yeol Lim, Jin Ha Choi, Jin Kyu Hwang
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Patent number: 5915051Abstract: A wavelength-selective optical switch having a first input port for accepting a plurality of copropagating optical channels, each of the channels having a distinct wavelength band. The optical switch includes first and second output ports. A wavelength-selective optical filter is connected to receive the copropagating optical channels from the first input port to extract a selected one of the channels while allowing the remaining channels to copropagate to the first output port. An interferometric switch is connected to receive the selected extracted channel; the interferometric switch includes a controller for controlling propagation of the selected extracted channel to either the second output port, the optical filter, or both. The optical filter is connected to receive from the interferometric switch an optical channel to be combined with the remaining copropagating channels and all directed to the first output port.Type: GrantFiled: January 21, 1997Date of Patent: June 22, 1999Assignee: Massascusetts Institute of TechnologyInventors: Jay N. Damask, Thomas E. Murphy, Juan Ferrera, Michael Hong Yeol Lim, Henry I. Smith, Hermann A. Haus