Patents by Inventor Chul Woo Park

Chul Woo Park 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: 11258303
    Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: February 22, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Chul-Woo Park, Sung-Geun Yoon, Sang-Hyun Ryu
  • Patent number: 11031788
    Abstract: An electronic device is disclosed, and includes a battery supplying power to the electronic device, a charging circuit charging the battery, and a processor. The processor is configured to obtain context information associated with charging of the battery, if the context information satisfies a first specified condition, to set a timer associated with a charging time of the charging circuit to a first time, if the context information satisfies a second specified condition, to set the timer to a second time different from the first time, and to charge the battery by using the charging circuit during the first time corresponding to the first specified condition or the second time corresponding to the second specified condition.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: June 8, 2021
    Inventors: Chul Woo Park, Sang Hyun Ryu, Ku Chul Jung, Se Young Jang, Chi Hyun Cho
  • Patent number: 10983792
    Abstract: A memory device performing an internal copy operation is provided. The memory device may receive a source address, a destination address, and page size information together with an internal copy command, compares the source address with the destination address, and performs an internal copy operation. The internal copy operation may be an internal block copy operation, an inter-bank copy operation, or an internal bank copy operation. The internal copy operation may be performed with respect to one-page data, half-page data, or quarter-page data, based on the page size information. The memory device may output as a flag signal a copy-done signal indicating that the internal copy operation has been completed.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: April 20, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-soo Sohn, Sei-jin Kim, Kwang-il Park, Tae-young Kim, Chul-woo Park
  • Patent number: 10971942
    Abstract: An electronic device including: a housing, a battery mounted within the housing, a power interface disposed to or within the housing and configured to receive power from an external power source wirelessly or through a wire, and a circuit configured to electrically connect the battery and the power interface. The circuit includes a first electrical path configured to supply a first part of a current supply from the power interface to the battery, and a second electrical path configured to supply a second part of the current supply from the power interface to the battery and connected to the battery in parallel to the first electrical path. The circuit is configured to selectively control the current supply to the battery via the second electrical path at least partially based on at least one of a charge level of the battery or a signal from a sensor disposed in the housing.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: April 6, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Sang-Hyun Ryu, Chul-Woo Park, Sung-Geun Yoon
  • Publication number: 20210050461
    Abstract: The present invention relates to a photon detection device having a high light detection efficiency, the photon detection device comprising: a first light reception part which receives a gate signal and outputs a first signal; a second light reception part which receives a gate signal and outputs a second signal; and a determination part which determines whether or not a photon is received, on the basis of the first signal from the first light reception part and the second signal from the second light reception part, wherein the photon is incident on the first light reception part among the first light reception part and the second light reception part, and the breakdown voltage of the second light reception part is higher than the breakdown voltage of the first light reception part.
    Type: Application
    Filed: July 11, 2018
    Publication date: February 18, 2021
    Inventors: Chan Yong PARK, Soo Hyun BAEK, Chul Woo PARK, Seok Beom CHO
  • Publication number: 20200159306
    Abstract: An electronic device is provided. The electronic device includes a battery, a power management integrated circuit (PMIC), that is electrically connected to the battery, adjusts at least part of power received from the battery, and outputs a controlled power, a processor electrically connected to the PMIC, at least one power sensor that is one of electrically connected between the battery and the PMIC and constitutes a part of the PMIC, and a control circuit electrically connected to the at least one power sensor. The control circuit acquires at least one of a current value and a power value input into the PMIC from the battery, determines whether at least one of the acquired current value and power value is greater than or equal to a threshold, and generates a first signal for controlling at least one of the PMIC and the processor, at least partially based on the determination.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 21, 2020
    Inventors: Yun-Hui HAN, Min-Su KIM, Chul-Woo PARK, Seung-Chul CHOI
  • Publication number: 20200098708
    Abstract: A semiconductor assembly with a package on package (POP) structure includes a first semiconductor package having a first lower substrate, a first upper substrate facing the first lower substrate, and a first semiconductor chip mounted on an area of the first lower substrate. The POP structure further includes a second semiconductor package having a second lower substrate stacked on the first semiconductor package and spaced apart from the first semiconductor package, and a second semiconductor chip mounted in an area of the second lower substrate. At least one passive element is disposed in one of the first upper substrate and the second lower substrate and electrically connected to the second semiconductor chip.
    Type: Application
    Filed: November 26, 2019
    Publication date: March 26, 2020
    Inventors: Ki Cheol BAE, Chul Woo PARK, Kwang Sub LEE, Sang Gyun LEE, Se Young JANG, Chi Hyun CHO
  • Patent number: 10593462
    Abstract: An inductor device is provided. The inductor device includes a coil unit that includes a pair of first and second coils disposed adjacent to each other and coupled to each other, a core unit that surrounds inner and outer spaces of the coil unit, and an induction unit that is disposed in the coil unit and is induced by a magnetic field generated between the first and second coils.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: March 17, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yun-Hui Han, Kisun Lee, Chul-Woo Park
  • Patent number: 10581256
    Abstract: Various embodiments relating to an electronic device and a method based on a battery leakage state have been described. According to an example embodiment, an electronic device includes a display; a communication circuit; a battery; a current sensor configured to measure a charge current used for charging the battery; and a processor, wherein the processor may be configured to measure a charge current using the current sensor, to determine a leakage state of the battery based on at least a part of the charge current, and to provide a notification corresponding to the leakage state through the display and/or perform a specified function corresponding to the leakage state based on at least a part of the leakage state.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: March 3, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Chul-Woo Park, Sang-Hyun Ryu, Min-Jung Park, Jeong-Ho Lee, Chi-Hyun Cho
  • Publication number: 20200044458
    Abstract: A battery charging method and an electronic device are disclosed. The electronic device can comprise: a connection unit comprising a first terminal to which a voltage is applied by an external device, and a second terminal for transmitting/receiving data; a first charging unit for charging a battery connected to the electronic device by using the voltage applied to the first terminal; and a second charging unit for charging the battery by dropping the voltage applied to the first terminal according to a preset voltage drop rate.
    Type: Application
    Filed: September 27, 2017
    Publication date: February 6, 2020
    Inventors: Sung-Geun YOON, Kang-Jun KO, Chul-Woo PARK, Ku-Chul JUNG, Seung-Chul CHOI
  • Patent number: 10547187
    Abstract: An electronic device is provided which includes a connector connected with an external electronic device, a plug connected with an external power source, a power supply circuit that supplies power to the external electronic device through the connector, a first charging module configured to receive first protocol-related charging request information and change a charging voltage and a charging current of the power supply circuit based on the charging request information, a second charging module configured to receive second protocol-related charging request information from the external electronic device, and a processor configured to convert the second protocol-related charging request information to the first protocol-related charging request information and transmit the converted first protocol-related charging request information to the first charging module.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: January 28, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sung Geun Yoon, Chul Woo Park, Min Jeong Lee, Ku Chul Jung
  • Patent number: 10545555
    Abstract: An electronic device is provided. The electronic device includes a battery, a power management integrated circuit (PMIC), that is electrically connected to the battery, adjusts at least part of power received from the battery, and outputs a controlled power, a processor electrically connected to the PMIC, at least one power sensor that is one of electrically connected between the battery and the PMIC and constitutes a part of the PMIC, and a control circuit electrically connected to the at least one power sensor. The control circuit acquires at least one of a current value and a power value input into the PMIC from the battery, determines whether at least one of the acquired current value and power value is greater than or equal to a threshold, and generates a first signal for controlling at least one of the PMIC and the processor, at least partially based on the determination.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: January 28, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yun-Hui Han, Min-Su Kim, Chul-Woo Park, Seung-Chul Choi
  • Patent number: 10529676
    Abstract: A semiconductor assembly with a package on package (POP) structure includes a first semiconductor package having a first lower substrate, a first upper substrate facing the first lower substrate, and a first semiconductor chip mounted on an area of the first lower substrate. The POP structure further includes a second semiconductor package having a second lower substrate stacked on the first semiconductor package and spaced apart from the first semiconductor package, and a second semiconductor chip mounted in an area of the second lower substrate. At least one passive element is disposed in one of the first upper substrate and the second lower substrate and electrically connected to the second semiconductor chip.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: January 7, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki Cheol Bae, Chul Woo Park, Kwang Sub Lee, Sang Gyun Lee, Se Young Jang, Chi Hyun Cho
  • Patent number: 10494705
    Abstract: A steel composition is provided and includes carbon of about 0.5 to 0.7 wt %; silicon of about 1.3 to 2.3 wt %; manganese of about 0.6 to 1.2%; chromium of about 0.6 to 1.2 wt %; molybdenum of about 0.1 to 0.5 wt %; nickel of about 0.05 to 0.8 wt %; vanadium of about 0.05 to 0.5 wt %; niobium of about 0.05 to 0.5 wt %; titanium of about 0.05 to 0.3 wt %; cobalt of about 0.01 to 3 wt %; zirconium of about 0.001 to 0.2 wt %; yttrium of about 0.01 to 1.5 wt %; copper of about 0.3% or less but greater than 0 wt %; aluminum of about 0.3% or less but greater than 0 wt %; nitrogen of about 0.03% or less but greater than 0 wt %; oxygen of about 0.003% or less but greater than 0 wt %. Additionally, a balance iron, based on the total weight is included.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: December 3, 2019
    Assignees: Hyundai Motor Company, Hyundai Steel Company
    Inventors: Sung Chul Cha, Hyung Oh Ban, Seung Hyun Hong, Chul Woo Park
  • Patent number: 10446207
    Abstract: A magnetic random access memory (MRAM), and a memory module, memory system including the same, and method for controlling the same are disclosed. The MRAM includes magnetic memory cells configured to change between at least two states according to a magnetization direction, and a mode register supporting a plurality of operational modes.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: October 15, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan-kyung Kim, Dong-seok Kang, Hye-jin Kim, Chul-woo Park, Dong-hyun Sohn, Yun-sang Lee, Sang-beom Kang, Hyung-rock Oh, Soo-ho Cha
  • Publication number: 20190239619
    Abstract: Disclosed is a mascara container with a grooming comb, the mascara container being configured such that the grooming comb that easily combs and separates clumpy eyelashes to remove clumps on the eyelashes after applying mascara is easily withdrawn from an outer cap and used. To this end, the mascara container includes: a container body (110) containing mascara; a mascara application part (120) opened and closed with respect to an injection opening of the container body; a receiving recess (130) formed in the mascara application part (120); and a grooming comb (140) detachably received in the receiving recess and configured to comb and separate clumpy eyelashes to remove clumps on the eyelashes after applying the mascara.
    Type: Application
    Filed: April 24, 2018
    Publication date: August 8, 2019
    Inventors: Oh Sub KWON, Chul Woo PARK, Won Eui LEE, Bit Na KIM, Jae Hee KIM, Min Kyung LEE, Bo Kyung JUNG
  • Patent number: 10340737
    Abstract: According to various embodiments, an electronic device for charging a battery of an external device may include a coil and a first circuit configured to wirelessly transmit power to the external device through the coil. A second circuit may be configured to wirelessly receive information from the external device. A fan may be disposed adjacent to the coil to discharge heat to the exterior of the electronic device. A control circuit may adjust the driving speed of the fan based at least in part on the received information.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: July 2, 2019
    Assignee: Samsmg Electronics Co., Ltd.
    Inventors: Ku-Chul Jung, Kyung-Ha Koo, Chul-Woo Park, Ki-Youn Jang, Yong-Sang Yun, Chi-Hyun Cho
  • Patent number: 10314629
    Abstract: A fixing pin for orthopedic surgery is provided. The fixing pin for orthopedic surgery includes: an inner fixing pin inserted from one-side cortex of a bone to the opposite-side cortex thereof; an outer fixing pin including a first hole and a first screw portion formed to protrude from a front end thereof, the first hole being penetrated by the inner fixing pin so that front and rear ends of the inner fixing pin protrude, the outer fixing pin being inserted into only one-side cortex of the bone, and the inner fixing pin being fixed to the outer fixing pin; and a sleeve including a second hole and fixed to the outer fixing pin, the second hole being penetrated by the outer fixing pin so that front and rear ends of the outer fixing pin protrude. Therefore, according to the present disclosure, it is possible to perform internal fixation even after reposition of bone fracture has been performed using a fixing pin.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: June 11, 2019
    Assignee: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Ilhyung Park, Chang-Wug Oh, Chul-woo Park, Sanghyun Joung, Hyunjoo Lee
  • Publication number: 20190165613
    Abstract: An apparatus for wired and wireless charging of an electronic device are provided. The electronic device includes a housing, a display on a surface of the housing, a battery mounted in the housing, a circuit electrically connected with the battery, a conductive pattern positioned in the housing, electrically connected with the circuit, and configured to wirelessly transmit power to an external device, a connector on another surface of the housing and electrically connected with the circuit, a memory, and a processor electrically connected with the display, the battery, the circuit, the connector, and/or the memory. The circuit is configured to electrically connect the battery with the conductive pattern to wirelessly transmit power to the external device and electrically connect the battery with the connector to transmit power to the external device by wire, simultaneously or selectively, with wirelessly transmitting power to the external device.
    Type: Application
    Filed: February 1, 2019
    Publication date: May 30, 2019
    Inventors: Ku-Chul JUNG, Chul-Woo PARK, Sung-Geun YOON, Sang-Hyun RYU
  • Patent number: 10256653
    Abstract: Provided are a battery charging method and an electronic device. The electronic device includes a connector that includes a first terminal to which a voltage is applied by an external charger and a second terminal for transmitting and receiving data, and a first charging circuit configured to charge a battery of the electronic device by using the voltage applied to the first terminal. The first charging circuit may include a communication circuit configured to transmit information related to the battery through the second terminal, a voltage converter configured to convert a voltage supplied to the battery and a first controller circuit configured to obtain first information regarding a voltage of the battery, control the communication circuit to transmit the first information to a charger connected with the connector, and control the voltage converter to charge the battery using a voltage adjusted based on the first information by the charger, if the adjusted voltage is applied to the first terminal.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: April 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Geun Yoon, Chul-Woo Park, Ku-Chul Jung, Hyun-Deok Seo, Min-Jeong Lee