Patents by Inventor Jae Chang

Jae Chang 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).

  • Patent number: 10919515
    Abstract: A device and a method of controlling a transmission of a vehicle may include a determining device that compares road information related to a first road section corresponding to a road section on which the vehicle is currently traveling and a second road section disposed ahead of the first road section to determine a gradient of the second road section, a calculating device that determines an increase amount of a gradient-inducing resistance based on a difference between gradients of the first road section and the second road section according to a determination result from the determining device, and a controller that compares the increase amount of the gradient-inducing resistance with a reference value to perform transmission control and engine torque control based on comparison of the increase amount of the gradient-inducing resistance with the reference value.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: February 16, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Kwang Hee Park, Byeong Wook Jeon, Jae Chang Kook, Sang Jun Park
  • Patent number: 10922874
    Abstract: Provided is a medical imaging apparatus. The medical imaging apparatus includes: a user interface configured to receive an input for setting a region of interest (ROI) in a first medical image and an input for setting first volume rendering properties for the ROI and second volume rendering properties for a remaining region of the first medical image other than the ROI; an image generator configured to generate a second medical image by performing volume rendering on the ROI and the remaining region other than the ROI based on the first and second volume rendering properties, respectively; and a display configured to display the second medical image.
    Type: Grant
    Filed: November 2, 2015
    Date of Patent: February 16, 2021
    Assignee: SAMSUNG MEDISON CO.. LTD.
    Inventors: Jin-yong Lee, Sung-wook Park, Jin-ki Park, Joo-hyun Song, Bong-heon Lee, Hyuk-Jae Chang, Namsik Chung, Geu-ru Hong, Chi-young Shim, In-jeong Cho
  • Publication number: 20210035929
    Abstract: A semiconductor package includes a main substrate, a resonator device disposed above the main substrate, a wiring portion connected to the resonator device, an electrical connection structure connected to the wiring portion and the main substrate, an encapsulant encapsulating the resonator device and the electrical connection structure, and a heat dissipation member bonded to and mounted on the resonator device. A cavity is provided in the resonator device, and is formed between the resonance portion and a resonator device substrate provided in the resonator device.
    Type: Application
    Filed: October 17, 2019
    Publication date: February 4, 2021
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seung Wook PARK, Jae Chang LEE, Seong Hun NA, Jae Hyun JUNG
  • Patent number: 10903816
    Abstract: A thin-film package includes: a substrate; a wiring layer disposed on the substrate; a microelectromechanical systems (MEMS) element disposed on a surface of the substrate; a partition wall disposed on the substrate to surround the MEMS element, and formed of a polymer material; a cap forming a cavity with the substrate and the partition wall; and an external connection electrode connected to the wiring layer. The external connection electrode includes at least one inclined portion disposed on at least one inclined surface formed on any one or any combination of any two or more of the substrate, the partition wall, and the cap.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: January 26, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seung Wook Park, Jae Chang Lee, Jae Hyun Jung, Seong Hun Na
  • Publication number: 20200406703
    Abstract: An air mixing device that is arranged in a space where hot air passing through a heater core of an HVAC module and cold air passing through an evaporator core converge to mix the warm air and the cold air includes: a plurality of warm air guide tubes respectively forming a warm air guide passage for guiding the warm air to a defrost outlet; a first cold air guide provided on a downstream side of the warm air guide tube so that a cold air guide passage guiding the cold air to a vent outlet and a foot outlet is formed between the warm air guide tubes; and a second cold air guide installed to divide air flow through the cold air guide passage. The warm air guide tube is provided with a warm air branching window formed such that a portion of the warm air flowing through the warm air guide passage is branched and mixed with the cold air passing through the cold air guide passage.
    Type: Application
    Filed: October 19, 2017
    Publication date: December 31, 2020
    Applicant: ESTRA AUTOMOTIVE SYSTEMS CO., LTD.
    Inventors: Jae Ho JEONG, Jae Chang PARK, Jin Hwa KIM
  • Publication number: 20200408299
    Abstract: An apparatus and a method for controlling a transmission of a vehicle are provided. The apparatus includes a determination device to determine whether to perform speed following control based on state information of a traffic light positioned on a road in front of the vehicle in coasting, a stop position predicting device to predict a stop position of the vehicle based on position information of the vehicle and the traffic light, a transmission stage decision device to determine a target position and a target speed based on the predicted stop position and to form a speed profile for each transmission stage to determine a final transmission stage based on the target position and the target speed, and a controller to perform speed following transmission control based on the final transmission stage.
    Type: Application
    Filed: October 24, 2019
    Publication date: December 31, 2020
    Applicants: Hyundai Motor Company, KIA Motors Corporation
    Inventors: Byeong Wook Jeon, Dong Hoon JEONG, Jae Chang KOOK, Kwang Hee PARK
  • Patent number: 10871205
    Abstract: A transmission may include a compound planetary gear set; a first clutch provided to transmit power of an input shaft to a second rotation element of the compound planetary gear set; a third clutch provided to transmit the power of the input shaft to a third rotation element of the compound planetary gear set; an overdrive provided to increase the power of the input shaft; a second clutch provided to transmit the power through the overdrive from the input shaft to the second rotation element of the compound planetary gear set; a fourth clutch provided to transmit the power through the overdrive from the input shaft to a fourth rotation element of the compound planetary gear set; a first brake provided to selectively stop rotation of the third rotation element of the compound planetary gear set; and a second brake provided to selectively stop rotation of the fourth rotation element of the compound planetary gear set.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: December 22, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Chang Kook, Byeong Wook Jeon, Kwang Hee Park, Sang Jun Park, Seong Wook Hwang
  • Publication number: 20200391592
    Abstract: An apparatus for controlling a transmission of a vehicle includes: a determination device that decides whether to perform a forward vehicle-based deceleration tracking control, based on information of the vehicle and a forward vehicle, when the vehicle starts to coast; a calculation device that calculates a target velocity and a target distance based on a position and a velocity of the forward vehicle, when the forward vehicle-based deceleration tracking control is decided to be performed; a gear position decision device that constructs deceleration profiles for respective gears and decides a final gear based on the target velocity and the target distance calculated; and a controller that controls the transmission based on the final gear.
    Type: Application
    Filed: November 7, 2019
    Publication date: December 17, 2020
    Inventors: Byeong Wook Jeon, Dong Hoon Jeong, Jae Chang Kook, Kwang Hee Park
  • Patent number: 10861161
    Abstract: Provided is a method and apparatus for displaying an image showing an object. The method of displaying an image showing an object includes: displaying a model corresponding to the object; receiving a user input for selecting, from the model, a region of interest (ROI) included in the object; and displaying an image showing the ROI based on the user input.
    Type: Grant
    Filed: July 2, 2018
    Date of Patent: December 8, 2020
    Assignee: SAMSUNG MEDISON CO., LTD.
    Inventors: Sung-wook Park, Jin-yong Lee, Hyuk-Jae Chang, Namsik Chung, Geu-ru Hong, Chi-young Shim, Ji-hyun Yoon, In-jeong Cho, Ran Heo
  • Publication number: 20200361467
    Abstract: An apparatus for shift control in a vehicle includes: a transmission; an acceleration apparatus; and a control circuit electrically connected with the transmission and the acceleration apparatus. The control circuit shifts the transmission from a drive state to a neutral state when an activation condition for coasting is satisfied during travel of the vehicle, and corrects an oil pressure for release of a clutch in the transmission at the time of a kickdown shift, when a driver's input for kickdown is detected through the acceleration apparatus during the coasting.
    Type: Application
    Filed: September 19, 2019
    Publication date: November 19, 2020
    Inventors: Sang Jun PARK, Byeong Wook JEON, Kwang Hee PARK, Jae Chang KOOK
  • Patent number: 10836674
    Abstract: A carrier apparatus includes an article including a first major surface, a second major surface, a thickness between the first major surface and the second major surface, and an outer edge extending across the thickness between the first major surface and the second major surface. The carrier apparatus includes a coating including a central portion disposed on the first major surface of the article and an outer exposed portion disposed on the outer edge of the article, and a gasket including a first surface contacting the coating. An outer interface between the first surface of the gasket and the coating defines an outer boundary isolating the central portion of the coating from the outer exposed portion of the coating. Methods of processing a carrier apparatus to remove at least a portion of the coating from the article are also provided.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: November 17, 2020
    Assignee: Corning Incorporated
    Inventors: Michael Patrick Donovan, Jacob Immerman, Jenny Kim, Jae-Chang Lee
  • Patent number: 10814715
    Abstract: A power transmission system of a vehicle may include a first input shaft selectively connected to an engine, a second input shaft as a hollow shaft, enclosing the first input shaft without rotational interference with the first input shaft, and selectively connected to the engine, a speed change portion including first and second planetary gear sets, each planetary gear set including three rotation elements, and four rotation shafts directly connected to at least one rotation element among the rotation elements of the first and second planetary gear sets, a motor/generator, an output shaft, and control elements including two clutches disposed at positions where the first and second input shafts are selectively connected to an output shaft of the engine, and two brakes disposed at positions where two rotation shafts among the four rotation shafts are selectively connected to a transmission housing.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: October 27, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Wonmin Cho, Seong Wook Hwang, Woochurl Son, Hyun Sik Kwon, Jae Chang Kook, Seongwook Ji
  • Patent number: 10794475
    Abstract: A transmission control apparatus may include a determination device that determines a predicted running load on a predetermined section of a road ahead of the vehicle by use of information regarding a grade and a curvature of the predetermined section of the road ahead of the vehicle and determines fuel consumptions for respective gears, based on the predicted running load, a determination device that determines a final gear, based on the determined fuel consumptions for respective gears, and a controller that performs gear shift control for the vehicle, based on the final gear.
    Type: Grant
    Filed: June 3, 2019
    Date of Patent: October 6, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Byeong Wook Jeon, Kwang Hee Park, Jae Chang Kook, Sang Jun Park
  • Publication number: 20200309236
    Abstract: A transmission may include a compound planetary gear set; a first clutch provided to transmit power of an input shaft to a second rotation element of the compound planetary gear set; a third clutch provided to transmit the power of the input shaft to a third rotation element of the compound planetary gear set; an overdrive provided to increase the power of the input shaft; a second clutch provided to transmit the power through the overdrive from the input shaft to the second rotation element of the compound planetary gear set; a fourth clutch provided to transmit the power through the overdrive from the input shaft to a fourth rotation element of the compound planetary gear set; a first brake provided to selectively stop rotation of the third rotation element of the compound planetary gear set; and a second brake provided to selectively stop rotation of the fourth rotation element of the compound planetary gear set.
    Type: Application
    Filed: August 13, 2019
    Publication date: October 1, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Chang KOOK, Byeong Wook Jeon, Kwang Hee Park, Sang Jun Park, Seong Wook Hwang
  • Publication number: 20200309259
    Abstract: An apparatus and method for controlling a transmission of a vehicle, may include a determination device that determines whether a curve is present within a predetermined distance ahead of the vehicle, based on information regarding a road ahead of the vehicle, a calculation device that determines lateral acceleration of the vehicle based on information regarding the curve and information regarding a state of the vehicle and determines a pattern correction coefficient based on the predicted lateral acceleration, a pattern correction device that corrects a preset gear-shift pattern based on the pattern correction coefficient, and a controller that is configured to control the transmission based on the corrected gear-shift pattern when the vehicle enters the curve.
    Type: Application
    Filed: September 24, 2019
    Publication date: October 1, 2020
    Inventors: Kwang Hee PARK, Byeong Wook JEON, Jae Chang KOOK, Sang Jun PARK
  • Publication number: 20200307545
    Abstract: A device and a method of controlling a transmission of a vehicle may include a determining device that compares road information related to a first road section corresponding to a road section on which the vehicle is currently traveling and a second road section disposed ahead of the first road section to determine a gradient of the second road section, a calculating device that determines an increase amount of a gradient-inducing resistance based on a difference between gradients of the first road section and the second road section according to a determination result from the determining device, and a controller that compares the increase amount of the gradient-inducing resistance with a reference value to perform transmission control and engine torque control based on comparison of the increase amount of the gradient-inducing resistance with the reference value.
    Type: Application
    Filed: September 19, 2019
    Publication date: October 1, 2020
    Inventors: Kwang Hee PARK, Byeong Wook JEON, Jae Chang KOOK, Sang Jun PARK
  • Patent number: 10790797
    Abstract: An acoustic resonator includes: a substrate; a resonance part mounted on the substrate and including resonance part electrodes, the resonance part being configured to generate acoustic waves; a cavity disposed between the resonance part and the substrate; a frame part disposed on at least one electrode among the resonance part electrodes, and being configured to reflect the acoustic waves; and a connection electrode configured to connect the at least one electrode to an external electrode, and having a thickness less than a thickness of the at least one electrode.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: September 29, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Won Han, Moon Chul Lee, Jae Chang Lee, Sang Uk Son, Tae Hun Lee
  • Publication number: 20200299721
    Abstract: The present invention relates to an expression cassette for a target protein, comprising a promoter, a polynucleotide coding for the target protein, an intron sequence, and a poly A sequence, an expression vector, and a transformant. The expression cassette for a target protein according to the present invention can simultaneously perform the expression of the intron sequence and the target protein through one transduction and exhibits the effect of inducing the high expression and high functionality of the target protein by regulating the expression of an endogenous gene.
    Type: Application
    Filed: October 11, 2018
    Publication date: September 24, 2020
    Applicant: CELLTRION INC.
    Inventors: Man Su Kim, Min Soo Kim, Jong Moon Cho, Shin Jae Chang
  • Publication number: 20200291542
    Abstract: Provided is an apparatus and method of correcting a magnetic field of a high-temperature chamber. The apparatus includes a high-temperature magnetic field sensor unit for being inserted into a high-temperature chamber in a high-temperature environment and detecting a magnetic field generated by a magnet heater, a magnetic field comparing unit for comparing a result of detection of the high-temperature magnetic field sensor unit with a target magnetic field and obtaining a difference between the detected magnetic field and the target magnetic field, and a current parameter controller for correcting current parameters according to a result of comparison of the magnetic field comparing unit and controlling the magnet heater.
    Type: Application
    Filed: December 6, 2017
    Publication date: September 17, 2020
    Applicant: WOONGJIN ENERGY CO., LTD.
    Inventors: Sung Sun BAIK, Jae Chang PARK, Jong Jin SHIN
  • Publication number: 20200282995
    Abstract: A vehicle system includes: a driving control device that controls driving of a vehicle based on a target speed; a transmission control device that transmits a speed control prohibition request to the driving control device when an acceleration event occurs while the vehicle is in a neutral state, and engages a clutch of a transmission while the speed control is prohibited by the driving control device; and an engine control device that outputs a predetermined engine torque in response to a reception of an engine torque control signal from the driving control device.
    Type: Application
    Filed: August 20, 2019
    Publication date: September 10, 2020
    Inventors: Byeong Wook JEON, Kwang Hee PARK, Jae Chang KOOK, Sang Jun PARK