Patents by Inventor Se Ki Kim

Se Ki 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).

  • Patent number: 11974446
    Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: April 30, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Wook Song, Eun-Jung Park, Chun-Ki Kim, Se-Ung Kim
  • Patent number: 11949046
    Abstract: A light-emitting element includes a first semiconductor layer doped to have a first polarity, a second semiconductor layer doped to have a second polarity different from the first polarity, a light-emitting layer disposed between the first and second semiconductor layers, a shell layer formed on side surfaces of the first semiconductor layer, the light-emitting layer, and the second semiconductor layer, the shell layer including a divalent metal element, and an insulating film covering an outer surface of the shell layer and surrounding the side surface of the light-emitting layer.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hun Kim, Chang Hee Lee, Yun Hyuk Ko, Duk Ki Kim, Jun Woo Park, Soo Ho Lee, Jae Kook Ha, Yun Ku Jung
  • Patent number: 11943946
    Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: March 26, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Wook Song, Eun-Jung Park, Chun-Ki Kim, Se-Ung Kim
  • Patent number: 10895589
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: January 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-Ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Publication number: 20200292591
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han CHOI, Tae-hwang KONG, Kwang-ho KIM, Sang-ho KIM, Se-Ki KIM, Jun-hyeok YANG, Sung-yong LEE, Yong-jin LEE
  • Patent number: 10690703
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: June 23, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Patent number: 10468330
    Abstract: A semiconductor chip includes a semiconductor circuit layer and a semiconductor thermoelectric layer disposed on a substrate. The circuit layer includes a first circuit and a second circuit disposed horizontally in a first direction. The thermoelectric layer includes a first on-die thermoelectric element, where the thermoelectric layer is disposed on the circuit layer including the first circuit and the second circuit. The first on-die thermoelectric element is configured to distribute heat generated at the first circuit horizontally in the first direction toward the second circuit.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-Hyeok Yang, Se-Ki Kim, Se-Ra An, Hyung-Jong Ko
  • Patent number: 10069340
    Abstract: A wireless power receiver for wirelessly receiving power from a wireless power supplier includes a power receiver for receiving wireless power from the wireless power supplier and storing the wireless power for a first time period, a rectifier connected to the power receiver for rectifying the wireless power, a power adjuster connected to the rectifier and an output end, for adjusting a magnitude of the wireless power by enabling the power receiver to store the wireless power for the first time period and delivering the wireless power to the output end for a second time period, and a controller for determining the first and second time periods.
    Type: Grant
    Filed: October 19, 2012
    Date of Patent: September 4, 2018
    Assignees: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science and Technology
    Inventors: Sung-Ku Yeo, Gyu-Hyeong Cho, Se-Ki Kim, Yu-Su Kim, Se-Ho Park, Jun-Han Choi
  • Patent number: 10063099
    Abstract: A wireless power receiver for wirelessly receiving a supply of power from a wireless power supplier is disclosed. The wireless power receiver includes a power reception unit for wirelessly receiving wireless power from the wireless power supplier; a rectifier for rectifying the wireless power into power including a DC waveform; a power adjustor for configuring a closed loop with the power reception unit for a first period and transferring the wireless power to the rectifier for a second period to adjust a size of the wireless power; and a controller for determining the first period and the second period, wherein the power adjustor is electrically connected to the power reception unit and the rectifier.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: August 28, 2018
    Assignees: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science and Technology (KAIST)
    Inventors: Sung-Ku Yeo, Gyu-Hyeong Cho, Se-Ho Park, Se-Ki Kim, Young-Min Lee, Jun-Han Choi
  • Publication number: 20180231590
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Application
    Filed: January 11, 2018
    Publication date: August 16, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Patent number: 9917240
    Abstract: A thermoelectric element is provided as follows. First and second semiconductor fin structures are disposed on a semiconductor substrate. Each semiconductor fin structure extends in a first direction, protruding from the semiconductor substrate. First and second semiconductor nanowires are disposed on the first and second semiconductor fin structures, respectively. The first semiconductor nanowires include first impurities. The second semiconductor nanowires include second impurities different from the first impurities. A first electrode is connected to first ends of the first and second semiconductor nanowires. A second electrode is connected to second ends of the first semiconductor nanowires. A third electrode is connected to second ends of the second semiconductor nanowires.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: March 13, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwang-Ho Kim, Jun-Hyeok Yang, Hyung-Jong Ko, Se-Ki Kim, Ho-Jin Park, Se-Ra An
  • Patent number: 9761280
    Abstract: A power path controller included in a system-on-chip (SoC) is provided. The power path controller is coupled to a first power source and a second power source. The power path controller includes a first switch located between the first power source and a memory core included in the SoC, a second switch located between the second power source and the memory core, a comparator configured to compare a first power supply voltage supplied from the first power source with a second power supply voltage supplied from the second power source, and a switch controller configured to selectively activate the first switch or the second switch according to a comparison result of the comparator.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: September 12, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Se-Ki Kim, Dae-Yong Kim, Dong-Hun Heo
  • Patent number: 9391535
    Abstract: Provided is a received power conversion device for a resonant wireless charging system, including a wireless power receiver for receiving wireless power from a wireless power transmission device, a rectifier for rectifying power in an Alternating Current (AC) form received in the wireless power receiver into a Direct Current (DC), a free-wheeling switching unit for switching according to a switching control signal to form a path for free-wheeling the power in the AC form, a feedback circuit fed back with an output signal of a corresponding power conversion device to detect a level of the output signal, and a controller for controlling switching of the free-wheeling switching unit according to the output level detected by the feedback circuit.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: July 12, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Ku Yeo, Gyu-Hyeong Cho, Se-Ho Park, Se-Ki Kim, Young-Min Lee, Jun-Han Choi
  • Publication number: 20160111134
    Abstract: A power path controller included in a system-on-chip (SoC) is provided. The power path controller is coupled to a first power source and a second power source. The power path controller includes a first switch located between the first power source and a memory core included in the SoC, a second switch located between the second power source and the memory core, a comparator configured to compare a first power supply voltage supplied from the first power source with a second power supply voltage supplied from the second power source, and a switch controller configured to selectively activate the first switch or the second switch according to a comparison result of the comparator.
    Type: Application
    Filed: July 30, 2015
    Publication date: April 21, 2016
    Inventors: Se-Ki KIM, Dae-Yong KIM, Dong-Hun HEO
  • Publication number: 20160027986
    Abstract: A thermoelectric element is provided as follows. First and second semiconductor fin structures are disposed on a semiconductor substrate. Each semiconductor fin structure extends in a first direction, protruding from the semiconductor substrate. First and second semiconductor nanowires are disposed on the first and second semiconductor fin structures, respectively. The first semiconductor nanowires include first impurities. The second semiconductor nanowires include second impurities different from the first impurities. A first electrode is connected to first ends of the first and second semiconductor nanowires. A second electrode is connected to second ends of the first semiconductor nanowires. A third electrode is connected to second ends of the second semiconductor nanowires.
    Type: Application
    Filed: June 16, 2015
    Publication date: January 28, 2016
    Inventors: KWANG-HO KIM, Jun-Hyeok YANG, Hyung-Jong KO, Se-Ki KIM, Ho-Jin PARK, Se-Ra AN
  • Publication number: 20150170992
    Abstract: A semiconductor chip includes a semiconductor circuit layer and a semiconductor thermoelectric layer disposed on a substrate. The circuit layer includes a first circuit and a second circuit disposed horizontally in a first direction. The thermoelectric layer includes a first on-die thermoelectric element, where the thermoelectric layer is disposed on the circuit layer including the first circuit and the second circuit. The first on-die thermoelectric element is configured to distribute heat generated at the first circuit horizontally in the first direction toward the second circuit.
    Type: Application
    Filed: December 10, 2014
    Publication date: June 18, 2015
    Inventors: Jun-Hyeok Yang, Se-Ki Kim, Se-Ra An, Hyung-Jong Ko
  • Publication number: 20130043737
    Abstract: A wireless power receiver for wirelessly receiving a supply of power from a wireless power supplier is disclosed. The wireless power receiver includes a power reception unit for wirelessly receiving wireless power from the wireless power supplier; a rectifier for rectifying the wireless power into power including a DC waveform; a power adjustor for configuring a closed loop with the power reception unit for a first period and transferring the wireless power to the rectifier for a second period to adjust a size of the wireless power; and a controller for determining the first period and the second period, wherein the power adjustor is electrically connected to the power reception unit and the rectifier.
    Type: Application
    Filed: August 17, 2012
    Publication date: February 21, 2013
    Applicants: Korea Advanced Institute of Science and Technology (KAIST), Samsung Electronics Co., Ltd.
    Inventors: Sung-Ku Yeo, Gyu-Hyeong Cho, Se-Ho Park, Se-Ki Kim, Young-Min Lee, Jun-Han Choi
  • Publication number: 20010021947
    Abstract: The present invention relates to a method for searching for a domain in internet which indicates a plurality of related domain names including a searched domain in alphabetic or numeric order in registering a domain name or searching for information, so as to permit a user to verify those easily. The method for searching for domain according to the present invention comprising: (a) building a search service site and leading an administrator of many other site to register a certain domain name; (b) requesting a search by entering the domain name as a key word in a domain search engine after an Internet user is connected to the search service site built in the step(a); (c) verifying whether the domain name in the step (b) is included in all domain names registered in the step (a); and (d) indicating all related domain names in alphabetic or numeric order including the domain having the key word in the step (c).
    Type: Application
    Filed: March 7, 2001
    Publication date: September 13, 2001
    Inventor: Se Ki Kim