Patents by Inventor Soo-Min Baek

Soo-Min Baek 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: 20220144128
    Abstract: A system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor is disclosed. The system for managing a vehicle battery as disclosed includes a controller that receives a voltage of each of a plurality of battery cells in a vehicle battery, a temperature of the vehicle battery, and an insulation resistance of the vehicle battery, determines a reference value based on a deviation between voltages of the plurality of battery cells and the temperature of the vehicle battery, and determines whether the vehicle battery is abnormal by comparing the determined reference value with the insulation resistance.
    Type: Application
    Filed: November 4, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Jin PARK, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Jae Shin YI, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144097
    Abstract: A system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor is disclosed. The system for managing a vehicle battery as disclosed includes a controller that measures a voltage of each of a plurality of battery cells in a vehicle battery when a voltage applied to the vehicle battery is constant, and determines whether the plurality of battery cells is abnormal based on a deviation between the measured voltages of the plurality of battery cells.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Il LEE, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Jae Shin Yi, Young Woo LEE, Soo Yang JIN, Hyun Jin PARK, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144132
    Abstract: Disclosed is a system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor. The system for managing the vehicle battery as disclosed includes a controller that measures a polarization voltage of each of a plurality of battery cells in a vehicle battery after charging of the vehicle battery is terminated, and determines whether each of the plurality of battery cells is abnormal based on the measured polarization voltage.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Dae Gun JIN, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Jae Shin YI, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144131
    Abstract: The present invention relates to a battery diagnosis system and method, and disclosed is a battery diagnosis system including a receiving unit that receives information on a high voltage battery and charge state information of the high voltage battery of a vehicle being charged; a control unit that controls a current of the high voltage battery; a measurement unit that measures a voltage change amount of the high voltage battery in which the current is controlled; and a determination unit that determines the battery having the voltage change amount of an abnormal battery among the voltage change amounts of the battery measured in the measurement unit.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Shin YI, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20210320280
    Abstract: A display device may include a display configured to emit light for displaying an image, a microlens array on the display and configured to collimate the image incident from the display so as to be delivered to the eyes of a user, the microlens array including a refractive index conversion layer in which a refractive index varies from region to region, and an optical path adjustment layer configured to collect light, emitted from the display and transmitted by the microlens array, and to space the display and the microlens array a preset distance apart from each other. Here, the refractive index conversion layer may include a polymer and liquid crystal molecules that interact with the polymer.
    Type: Application
    Filed: June 24, 2021
    Publication date: October 14, 2021
    Inventors: Su Jung HUH, Soo Min BAEK, Ji Won LEE, Ju Hwa HA
  • Patent number: 11069880
    Abstract: A display device may include a display configured to emit light for displaying an image, a microlens array on the display and configured to collimate the image incident from the display so as to be delivered to the eyes of a user, the microlens array including a refractive index conversion layer in which a refractive index varies from region to region, and an optical path adjustment layer configured to collect light, emitted from the display and transmitted by the microlens array, and to space the display and the microlens array a preset distance apart from each other. Here, the refractive index conversion layer may include a polymer and liquid crystal molecules that interact with the polymer.
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: July 20, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Su Jung Huh, Soo Min Baek, Ji Won Lee, Ju Hwa Ha
  • Publication number: 20210115538
    Abstract: The present invention relates to a magnesium alloy based on 100% by weight of the total magnesium alloy, Al: 0.03 to 16.0% by weight, Mn: 0.015 to 1.0% by weight, Sc: 0.02 to 0.5% by weight, lanthanide rare earth element (RE): 0.03 to 2.0% by weight, and the balance Mg and inevitable impurities, wherein, the rare earth element (RE) comprise La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or a combination thereof.
    Type: Application
    Filed: December 23, 2020
    Publication date: April 22, 2021
    Inventors: Sung Soo Park, Soo-Min Baek
  • Publication number: 20210063751
    Abstract: An optical device including: a display device configured to display an image; and a lens including a plurality of reflectors that reflect the image from the display device to a first surface of the lens, wherein the plurality of reflectors include: a first reflector; and a second reflector having a size different from a size of the first reflector.
    Type: Application
    Filed: August 27, 2020
    Publication date: March 4, 2021
    Inventors: Jeong Woo PARK, Jae Joong KWON, Ju Hwa HA, Yong Seok KIM, Soo Min BAEK, Ji Yeon SEO, Hyun Sup LEE, Su Bin JUNG
  • Patent number: 10883158
    Abstract: The present invention relates to a magnesium alloy material and a method for manufacturing the same. The magnesium alloy material comprises, with respect to the total of 100 wt % thereof: Sc of 0.01 to 0.3 wt %; Al of 0.05 to 15.0 wt %; and the balance being Mg and other unavoidable impurities, wherein the magnesium alloy comprises a secondary phase compound comprising Al and Sc in the alloy in which a Volta potential difference between the secondary phase compound and a magnesium base is less than 920 mV.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: January 5, 2021
    Assignee: UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Sung Soo Park, Soo Min Baek, Beom Cheol Kim
  • Publication number: 20200119310
    Abstract: A display device may include a display configured to emit light for displaying an image, a microlens array on the display and configured to collimate the image incident from the display so as to be delivered to the eyes of a user, the microlens array including a refractive index conversion layer in which a refractive index varies from region to region, and an optical path adjustment layer configured to collect light, emitted from the display and transmitted by the microlens array, and to space the display and the microlens array a preset distance apart from each other. Here, the refractive index conversion layer may include a polymer and liquid crystal molecules that interact with the polymer.
    Type: Application
    Filed: August 19, 2019
    Publication date: April 16, 2020
    Inventors: Su Jung HUH, Soo Min BAEK, Ji Won LEE, Ju Hwa HA
  • Publication number: 20190112692
    Abstract: The present invention relates to a magnesium alloy material and a method for manufacturing the same. The magnesium alloy material comprises, with respect to the total of 100 wt % thereof: Sc of 0.01 to 0.3 wt %; Al of 0.05 to 15.0 wt %; and the balance being Mg and other unavoidable impurities, wherein the magnesium alloy comprises a secondary phase compound comprising Al and Sc in the alloy in which a Volta potential difference between the secondary phase compound and a magnesium base is less than 920 mV.
    Type: Application
    Filed: June 2, 2017
    Publication date: April 18, 2019
    Inventors: Sung Soo Park, Soo Min Baek, Beom Cheol Kim
  • Patent number: 9548342
    Abstract: Disclosed is an organic white light emitting display apparatus. The organic white light emitting device includes a first substrate including a first sub-pixel area, a second sub-pixel area, a third sub-pixel area, and an organic light emitting device (OLED) that includes a first electrode, a second electrode, and an organic white light emitting layer interposed between the first and second electrodes, and emits whit light for respective sub-pixel areas, a second substrate including first, second, and third color filters of different colors formed on positions corresponding to the respective sub-pixel areas, the second substrate being arranged to face the first substrate, and a partition wall that is extended to an area between neighboring color filters among the color filters and partitions the sub-pixel areas, the partition wall being formed on the first substrate.
    Type: Grant
    Filed: July 12, 2016
    Date of Patent: January 17, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo-Min Baek, Min-Woo Kim, Il-Nam Kim, Jae-Ik Lim
  • Publication number: 20160322438
    Abstract: Disclosed is an organic white light emitting display apparatus. The organic white light emitting device includes a first substrate including a first sub-pixel area, a second sub-pixel area, a third sub-pixel area, and an organic light emitting device (OLED) that includes a first electrode, a second electrode, and an organic white light emitting layer interposed between the first and second electrodes, and emits whit light for respective sub-pixel areas, a second substrate including first, second, and third color filters of different colors formed on positions corresponding to the respective sub-pixel areas, the second substrate being arranged to face the first substrate, and a partition wall that is extended to an area between neighboring color filters among the color filters and partitions the sub-pixel areas, the partition wall being formed on the first substrate.
    Type: Application
    Filed: July 12, 2016
    Publication date: November 3, 2016
    Inventors: Soo-Min Baek, Min-Woo Kim, Il-Nam Kim, Jae-Ik Lim
  • Patent number: 9419242
    Abstract: Disclosed is an organic white light emitting display apparatus. The organic white light emitting device includes a first substrate including a first sub-pixel area, a second sub-pixel area, a third sub-pixel area, and an organic light emitting device (OLED) that includes a first electrode, a second electrode, and an organic white light emitting layer interposed between the first and second electrodes, and emits whit light for respective sub-pixel areas, a second substrate including first, second, and third color filters of different colors formed on positions corresponding to the respective sub-pixel areas, the second substrate being arranged to face the first substrate, and a partition wall that is extended to an area between neighboring color filters among the color filters and partitions the sub-pixel areas, the partition wall being formed on the first substrate.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: August 16, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo-Min Baek, Min-Woo Kim, Il-Nam Kim, Jae-Ik Lim
  • Patent number: 9293737
    Abstract: An organic light emitting diode (OLED) display includes a substrate, a light path guide layer formed on the substrate and having an inclined side wall, an organic light emitting diode (OLED) formed on the substrate and the light path guide layer, and a phase transition layer formed on the OLED and formed so as to correspond to the inclined side wall. Therefore, in the OLED display, the phase transition layer is formed in the light path guide layer so that it is possible to minimize external light reflectance increased by the light path guide layer.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: March 22, 2016
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo-Min Baek, Won-Sang Park, Min-Woo Kim, Il-Nam Kim, Jae-Kyoung Kim, Hae-Yun Choi
  • Publication number: 20150303407
    Abstract: An organic light emitting diode (OLED) display includes a substrate, a light path guide layer formed on the substrate and having an inclined side wall, an organic light emitting diode (OLED) formed on the substrate and the light path guide layer, and a phase transition layer formed on the OLED and formed so as to correspond to the inclined side wall. Therefore, in the OLED display, the phase transition layer is formed in the light path guide layer so that it is possible to minimize external light reflectance increased by the light path guide layer.
    Type: Application
    Filed: June 4, 2015
    Publication date: October 22, 2015
    Inventors: Soo-Min BAEK, Won-Sang PARK, Min-Woo KIM, Il-Nam KIM, Jae-Kyoung KIM, Hae-Yun CHOI
  • Patent number: 9082997
    Abstract: An organic light emitting diode (OLED) display includes a substrate, a light path guide layer formed on the substrate and having an inclined side wall, an organic light emitting diode (OLED) formed on the substrate and the light path guide layer, and a phase transition layer formed on the OLED and formed so as to correspond to the inclined side wall. Therefore, in the OLED display, the phase transition layer is formed in the light path guide layer so that it is possible to minimize external light reflectance increased by the light path guide layer.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: July 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soo-Min Baek, Won-Sang Park, Min-Woo Kim, Il-Nam Kim, Jae-Kyoung Kim, Hae-Yun Choi
  • Patent number: 9029838
    Abstract: An organic light emitting display device comprises a first substrate, an insulation layer having an inclined structure, a first electrode, a pixel defining layer defining a luminescent region and a non-luminescent region, an organic light emitting structure, a second electrode and a second substrate. Lateral portions of the first electrode, the second electrode and/or the pixel defining layer may have an inclination angle for preventing a total reflection of light generated from the organic light emitting structure, so that the organic light emitting display device may ensure a light efficiency substantially larger than that of the conventional organic light emitting display device by about at least 30 percent.
    Type: Grant
    Filed: June 21, 2012
    Date of Patent: May 12, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Ik Lim, Won-Sang Park, Soo-Min Baek, Min-Woo Kim, Il-Nam Kim, Jae-Kyoung Kim
  • Patent number: 9029897
    Abstract: An organic light emitting element including: a first electrode; a bump partially covering an end of the first electrode and having an island shape, which has a thickness larger than a thickness of the first electrode; an organic emission layer on the first electrode and the bump; and a second electrode on the organic emission layer.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: May 12, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hae-Yun Choi, Soo-Min Baek, Won-Gyun Kim, Min-Woo Kim
  • Patent number: 8975636
    Abstract: An organic light emitting display device may include a substrate having a switching device, a first electrode including a reflection structure and being electrically connected to the switching device, a pixel defining layer disposed on the first electrode to define a luminescent region and a nonluminescent region, an organic light emitting structure disposed over the pixel defining layer, and a second electrode disposed over the organic light emitting structure. The first electrode may include the reflection structure such as a recess structure or a protrusion structure, so that the organic light emitting display device may ensure an enhanced light efficiency. Additionally, pixels of the organic light emitting display device may have improved uniformity because an opening of the pixel defining layer may have a rounded shape.
    Type: Grant
    Filed: March 8, 2012
    Date of Patent: March 10, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Il-Nam Kim, Won-Sang Park, Min-Woo Kim, Soo-Min Baek, Jae-Kyoung Kim