Patents by Inventor Sang Joon Kim

Sang Joon 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).

  • Publication number: 20220147805
    Abstract: Disclosed is an apparatus and method mapping a natural neural network into an electronic neural network device of an electronic device. The method includes constructing a neural network map of a natural neural network based on membrane potentials of a plurality of biological neurons of the natural neural network, where the membrane potentials correspond to at least two different respective forms of membrane potentials, and mapping the neural network map to the electronic neural network device. The constructing of the neural network map and the mapping of the neural network map implement learning of the electronic neural network device. The method may further includes obtaining an input or stimuli, activating the learned electronic neural network device, provided the obtained input or stimuli, to perform neural network operations, and generating a neural network result for the obtained input or stimuli based on a result of the activated learned electronic neural device.
    Type: Application
    Filed: November 11, 2021
    Publication date: May 12, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Donhee HAM, Sang Joon KIM
  • Patent number: 11329557
    Abstract: A single-inductor multiple-output (SIMO) converter includes a converter configured to provide respective voltages of a plurality of channels with a single inductor and a control logic configured to control switches of the converter based on clocks corresponding to the plurality of channels, wherein the control logic is configured to compare an output voltage of a selected channel of the plurality of channels that corresponds to a control target to a reference voltage of the selected channel based on a clock of the selected channel and operate in one of a first mode that adaptively adjusts a number of times that a pulse triggering a power transfer to the channel is generated, and a second mode that blocks a generation of the pulse.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: May 10, 2022
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Seungchul Jung, Kye-Seok Yoon, Gyu-Hyeong Cho, Sang Joon Kim, Sang Jin Lim
  • Publication number: 20220123700
    Abstract: An amplification apparatus includes an amplifier having an inverting terminal, and a non-inverting terminal connected to a reset voltage node, a first capacitor connected to the inverting terminal, an input voltage being applied to the first capacitor, a second capacitor connected to the inverting terminal and an output terminal of the amplifier, and a duty-cycled resistor, connected in parallel to the second capacitor, including a first resistor. The duty-cycled resistor is configured to connect the first resistor and the inverting terminal and to disconnect the first resistor and the reset voltage node during a first time interval included in a period to complete an on-and-off cycle of the duty-cycled resistor, and disconnect the first resistor and the inverting terminal and to connect the first resistor and the reset voltage node during a second time interval included in the period.
    Type: Application
    Filed: April 13, 2021
    Publication date: April 21, 2022
    Applicants: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science and Technology
    Inventors: Wonseok LEE, Kent Edrian LOZADA, Seung Tak RYU, Sang Joon KIM
  • Publication number: 20220120797
    Abstract: An impedance measuring apparatus is disclosed. The impedance measuring apparatus includes an input current generator configured to generate a sinusoidal input signal of a carrier frequency, a first electrode configured to apply the sinusoidal input signal to an object which has an impedance, a second electrode configured to receive an amplitude modulated signal from the object, a first amplifier configured to amplify the received amplitude modulated signal and output a first amplified signal, a baseline signal subtractor configured to subtract a baseline signal generated based on the first amplified signal from the amplitude modulated signal and output a subtraction modulated signal, an analog-to-digital converter (ADC) configured to convert the subtraction modulated signal to a digital modulated signal, and an impedance measurer configured to measure the impedance based on the digital modulated signal.
    Type: Application
    Filed: June 23, 2021
    Publication date: April 21, 2022
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea Advanced Institute of Science and Technology
    Inventors: Wonseok LEE, Ji-Hoon SUH, Minkyu JE, Sang Joon KIM
  • Publication number: 20220116301
    Abstract: A processor-implemented communication method includes: sequentially transmitting scan packets comprising information of current transmission frequencies to a target device while changing a transmission frequency of a control device within a scan frequency range; and receiving, from the target device, a return packet comprising information of a reception frequency of the target device corresponding to any one of the current transmission frequencies included in the scan packets.
    Type: Application
    Filed: July 21, 2021
    Publication date: April 14, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Joonseong KANG, Sang Joon KIM, Young Jun HONG
  • Patent number: 11301043
    Abstract: An method of operating an implantable device includes sensing a neural signal generated in a tissue of a body, recognizing input information to process a cryptocurrency-based financial transaction by analyzing the sensed neural signal, and processing the cryptocurrency-based financial transaction based on the recognized input information.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: April 12, 2022
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Joonseong Kang, Sang Joon Kim
  • Patent number: 11285818
    Abstract: A driving torque command generating apparatus and method of an eco-friendly vehicle are provided. The apparatus and method obtain rapid reaction and response of the vehicle in response to a driving input while effectively reducing NVH problems caused by torsion and backlash of a drive system even during a significant change in driving force caused by the driving input. Torsional state information of a vehicle drive system is obtained from input information regarding a motor speed and a wheel speed detected by a motor speed detector and a wheel speed detector. A motor torque command is generated based on a driving input value input by a driving input value detector and the obtained torsional state information.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: March 29, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ji Won Oh, Jeong Soo Eo, Sang Joon Kim, Lee Hyoung Cho
  • Patent number: 11287439
    Abstract: A system and method for estimating a wheel speed of a vehicle are provided. The system includes a wheel speed sensor that detects a rotation speed of a wheel of the vehicle and a longitudinal acceleration sensor that detects a longitudinal acceleration of the vehicle. A controller converts the longitudinal acceleration to a wheel acceleration, compensates for the converted wheel acceleration based on a compensation value obtained using wheel speed information, integrates the compensated wheel acceleration, and calculates a wheel speed estimation value based on the integrated wheel acceleration.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: March 29, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ji Won Oh, Jeong Soo Eo, Sang Joon Kim, Lee Hyoung Cho
  • Publication number: 20220089160
    Abstract: An embodiment acceleration limit control method includes determining an acceleration limit based on information on a passenger, determining a disturbance torque due to a disturbance, other than a drive source of a vehicle, based on at least a slope, determining a torque limit satisfying the acceleration limit based on the disturbance torque, and determining an output torque to be generated by the drive source based on the torque limit and a driver's requested torque.
    Type: Application
    Filed: September 1, 2021
    Publication date: March 24, 2022
    Inventors: Hui Un Son, Sang Joon Kim, Hong Chul Shin, Jae Myoung Pi, Song Il Park, Sang Kyu Park, Soo Bang Lee, Seong lk Park
  • Publication number: 20220089036
    Abstract: A method of controlling stability of a motorized vehicle having an electric motor as a drive source includes determining a slope of a road ahead, when sensing a sudden slope change point as a result of determination, determining a correction section based on the sudden slope change point, and correcting stability control torque in the correction section to compensate for motion of the vehicle body due to a change in the slope of the road using a pitching motion of the vehicle body caused by the torque of the electric motor.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 24, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hui Un SON, Jea Mun LEE, Jae Young PARK, Young Eun KIM, Sang Joon KIM, Sung Hoon YU
  • Publication number: 20220072318
    Abstract: Implantable apparatuses are provided, where the implantable apparatus includes a first electrode, a second electrode, an electrode signal transceiver connected to the first electrode and the second electrode, an antenna, a wireless power receiver connected to the antenna, and a conductor case configured to protect the electrode signal transceiver and the wireless power receiver. The antenna be spaced apart from the conductor case and encloses the conductor case, and a plane in which the antenna is disposed is at a same level or at a higher level than a top surface of the conductor case.
    Type: Application
    Filed: March 3, 2021
    Publication date: March 10, 2022
    Applicants: Samsung Electronics Co., Ltd., POSTECH Research and Business Development Foundation
    Inventors: Jaechun LEE, Sang Joon KIM, Won Ok KANG, Jonghan KIM, Jun Seung MUN, Sung Min PARK, Chisung BAE
  • Publication number: 20220077717
    Abstract: A wireless power relay apparatus includes: a first antenna configured to wirelessly receive an alternating current (AC) power signal of a first frequency from a wireless power transmission apparatus; a rectifier configured to convert the received AC power signal into a direct current (DC) power; a storage device configured to store electric energy of the DC power output from the rectifier; a power oscillator configured to generate an AC power signal of a second frequency based on an output current of the rectifier and electric energy of a DC voltage stored in the storage device; and a second antenna configured to transmit the AC power signal of the second frequency to a wireless power reception apparatus.
    Type: Application
    Filed: February 22, 2021
    Publication date: March 10, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hankyu LEE, Sang Joon KIM
  • Publication number: 20220063589
    Abstract: Disclosed are a vehicle including an electric motor and a method of controlling the same for providing a notification function to an occupant of the vehicle by controlling a pitching motion of a vehicle body. The method includes calculating a first torque value for providing the pitching motion based on driving state information including a vehicle speed, a driving mode, and an environment of a driving road; calculating a second torque value based on a request of a driver; and calculating a final torque value for controlling the electric motor based on the first torque value and the second torque value.
    Type: Application
    Filed: July 13, 2021
    Publication date: March 3, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hui Un SON, Joo Young KIM, Sang Joon KIM, Jea Mun LEE, Sung Hoon YU, Joon Young PARK, Kyu Hwan JO
  • Publication number: 20220055604
    Abstract: Disclosed are a vehicle for generating an acceleration profile based on the acceleration cognitive characteristics of the human and a method of controlling the same. The method includes: receiving a manipulation amount of an accelerator pedal and calculating a first torque value, inserting the first torque value to a function that receives force and outputs acceleration feeling, generating a second torque value by inserting an output value of the function into a first filter for stabilizing the output value, generating a target torque value by inputting the second torque value to a second filter for stabilizing the second torque value, and generating a torque command based on the target torque value.
    Type: Application
    Filed: August 11, 2021
    Publication date: February 24, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Lee Hyoung CHO, Ji Won OH, Sang Joon KIM, Seong Ik PARK
  • Publication number: 20220047810
    Abstract: A drug delivery device and a method of operating the drug delivery device are provided. The drug delivery device includes a light emitter disposed in a body to emit light based on a control signal, a drug reservoir configured to react to the light emitted from the light emitter and to release a drug, a photosensor configured to sense light passing through the drug reservoir, and a controller configured to monitor a degree to which the drug reservoir reacts to the light, based on an amount of light sensed by the photosensor.
    Type: Application
    Filed: December 3, 2020
    Publication date: February 17, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kitae PARK, Joonseong KANG, Sang Joon KIM, Young Jun HONG
  • Publication number: 20220032911
    Abstract: A turning control system of a vehicle includes: a database storing road information; a sensor part to detect a steering angle of a vehicle, a wheel speed of the vehicle, whether the vehicle is accelerated, whether the vehicle is braking, and whether a speed gear of the vehicle is shifted; and a controller that determines whether the vehicle enters a turning section based on one or more pieces of the information detected by the sensor part and the road information stored in the database. In particular, when the vehicle is entering the turning section, the controller sets a target speed of the vehicle and controls a speed of the vehicle to be decelerated to the set target speed.
    Type: Application
    Filed: November 20, 2020
    Publication date: February 3, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Joon KIM, Jea Mun LEE, Jae Young PARK, Hui Un SON, Young Eun KIM, Joon Young PARK, Sung Hoon YU
  • Publication number: 20220024447
    Abstract: A turning control system for a vehicle having a driving motor to generate driving power may include: an error calculation unit that calculates an error between a lateral acceleration of the vehicle and a reference lateral acceleration; and a reduction torque calculation unit that calculates a torque reduction of the driving motor in order to reduce the error calculated by the error calculation unit.
    Type: Application
    Filed: November 23, 2020
    Publication date: January 27, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Joon KIM, Jae Young PARK, Hui Un SON, Young Eun KIM, Jea Mun LEE, Sung Hoon YU
  • Publication number: 20210402977
    Abstract: A system and a method are configured to control a traction force of a vehicle, for example, an electrified vehicle. The system includes wheel speed sensors mounted on drive wheels, respectively, of the vehicle to measure a drive wheel speed, a disturbance observer for extracting a primary disturbance by comparing an actual vehicle behavior based on a required torque with a vehicle behavior estimated based on the drive wheel speed using a vehicle behavior model in an acceleration situation of the vehicle, a filter for extracting a secondary disturbance in a preset frequency range from the primary disturbance, a compensator for calculating a compensation torque for cancelling the secondary disturbance, a hysteresis circuit for determining whether to compensate for the required torque based on the compensation torque, and a calculator for calculating a compensated required torque using the required torque and the compensation torque.
    Type: Application
    Filed: November 30, 2020
    Publication date: December 30, 2021
    Inventors: Sang Joon Kim, Sung Hoon Yu
  • Publication number: 20210409072
    Abstract: A wireless communication apparatus may include: an oscillator including a coil assembly exposed to an outside of the wireless communication apparatus, a variable capacitor, and a negative resistor; and a phase locking circuit connected to the coil assembly and the negative resistor. The phase locking circuit may be configured to generate a control signal to lock an oscillation frequency of the oscillator based on an oscillation signal generated by the oscillator, and provide the generated control signal to the variable capacitor.
    Type: Application
    Filed: September 14, 2021
    Publication date: December 30, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seok Ju YUN, Sang Joon KIM, Joonseong KANG
  • Publication number: 20210394823
    Abstract: A vehicle and a method of controlling turning thereof are provided. The turning control method of a vehicle includes calculating first compensation torque based on a lateral acceleration variation during turning, determining first compensated demanded torque by applying the first compensation torque to demanded torque, determining second compensation torque for preventing wheel slip of a driving wheel based on the first compensated demanded torque and an actual vehicle behavior, and determining second compensated demanded torque input to a driving source controller by applying the second compensation torque to the first compensated demanded torque.
    Type: Application
    Filed: November 18, 2020
    Publication date: December 23, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Joon KIM, Young Eun KIM, Hui Un SON, Jea Mun LEE, Sung Hoon YU