Patents by Inventor Youngkyu Choi

Youngkyu Choi 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: 20220375467
    Abstract: An electronic device is provided and includes a processor and a memory operatively connected to the processor. The memory stores instructions that cause, when executed, the processor to acquire a first assistant result including data indicative of a first intent understood from an utterance of a first user, data indicative of an attribute of the utterance, first information provided to a terminal of the first user as a response of an artificial intelligence (AI) agent to the utterance, and a first parameter indicative of an attribute of the first information, to recognize the utterance as an information request utterance, based on the first intent and the attribute, and to track second information to be provided to the first user terminal as update information for the first information, based on the utterance being recognized as the information request utterance and the first parameter being identified as a specified type.
    Type: Application
    Filed: March 4, 2022
    Publication date: November 24, 2022
    Inventors: Sungbin Jin, Jooyong Byeon, Kichul Kim, Youngkyu Kim, Yeseul Lee, Jisun Choi, Jeehun Ha
  • Publication number: 20220367425
    Abstract: A display device can include a substrate including a plurality of first sub-pixels, a plurality of second sub-pixels, a plurality of third sub-pixels; a plurality of first semiconductor light emitting devices disposed in the plurality of first sub-pixels, and configured to generate first color light of a first main wave; a plurality of second semiconductor light emitting devices disposed in the plurality of second sub-pixels, and configured to generate second color light of a second main wave; and a plurality of third semiconductor light emitting devices disposed in the plurality of third sub-pixels, and configured to generate third color light of a third main wave, in which at least some of the plurality of first semiconductor light emitting devices have different light emitting regions to compensate for a wave deviation of the first main wave.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 17, 2022
    Applicant: LG ELECTRONICS INC.
    Inventors: Youngkyu JEONG, Hwankuk YUH, Byeongjun CHOI, Sangyeol LEE, Jeongtak OH
  • Publication number: 20220346232
    Abstract: An electronic device includes: a housing including a plate and a back plate facing a second surface of the plate and including a planar area facing a first direction, a display module including a display disposed on a first surface of the plate, a battery and a circuit board disposed on the second surface of the plate, a first flexible substrate extending from the display module, and a second flexible substrate extending from the circuit board to the first flexible substrate across the battery. The first flexible substrate includes a first connector, and the second flexible substrate includes a second connector. The first flexible substrate and the second flexible substrate are configured such that the first connector and the second connector are coupled in a second direction different from the first direction.
    Type: Application
    Filed: August 4, 2021
    Publication date: October 27, 2022
    Inventors: Sungsoo JUN, Changho PARK, Jinman KIM, Munjin JEONG, Wooyoung JEONG, Namjun KIM, Yonghwa KIM, Dongmyeong PARK, Youngmoon PARK, Youngkyu KIM, Minwoo YOO, Hyunsuk CHOI
  • Patent number: 11444744
    Abstract: An apparatus of a base station in a wireless communication system supporting time division duplex (TDD) and a method thereof are provided. The apparatus includes at least one transceiver, and at least one processor operatively connected with the at least one transceiver. The at least one processor may be configured to perform signaling for preventing transmission of an uplink (UL) signal in a cell, and measure a strength of a downlink (DL) signal received from at least one base station during at least one symbol in a UL subframe. The apparatus relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long-Term Evolution (LTE).
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: September 13, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sangkyu Park, Gyouhwan Kim, Jai-Jin Lim, Jaeho Jeon, Youngkyu Choi
  • Publication number: 20220239455
    Abstract: An apparatus of a base station in a wireless communication system supporting time division duplex (TDD) and a method thereof are provided. The apparatus includes at least one transceiver, and at least one processor operatively connected with the at least one transceiver. The at least one processor may be configured to perform signaling for preventing transmission of an uplink (UL) signal in a cell, and measure a strength of a downlink (DL) signal received from at least one base station during at least one symbol in a UL subframe. The apparatus relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-Generation (4G) communication system such as Long-Term Evolution (LTE).
    Type: Application
    Filed: April 8, 2022
    Publication date: July 28, 2022
    Inventors: Sangkyu PARK, Gyouhwan KIM, Jai-Jin LIM, Jaeho JEON, Youngkyu CHOI
  • Publication number: 20220225513
    Abstract: An electronic device includes a housing including a front plate, a rear plate, a first support member, at least a portion of which is disposed between the front plate and the rear plate, and a second support member which faces the first support member, a display including a first display surface visually exposed to an exterior of the electronic device, and a second display surface which is opposite to the first display surface, a first connector mounted on the second display surface, a main printed circuit board disposed in the housing, and a first flexible printed circuit board connected to the main printed circuit board, where the first flexible printed circuit board includes a second connector facing the second support member and connected to the first connector.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 14, 2022
    Inventors: Sungsoo JUN, Bumsun PARK, Beomju KIM, Changho PARK, Youngkyu KIM, Jongchun WEE, Hwanseok CHOI, Minwoo YOO
  • Publication number: 20220207367
    Abstract: A method of classifying data includes: training a classification model for classifying input data into at least one class, such that a first output value is generated according to a second equation in which a component corresponding to a label distribution of source data is disentangled in a first equation corresponding to the classification model; generating a second output value by applying, to the first output value, information indicating a label distribution of target data; and classifying the target data into the at least one class by using the second output value.
    Type: Application
    Filed: December 29, 2021
    Publication date: June 30, 2022
    Applicant: Hyperconnect, Inc.
    Inventors: Sang Il Ahn, Youngkyu Hong, Seungju Han, Kwanghee Choi, Seokjun Seo, Beomsu Kim, Buru Chang
  • Publication number: 20200235904
    Abstract: An apparatus of a base station in a wireless communication system supporting time division duplex (TDD) and a method thereof are provided. The apparatus includes at least one transceiver, and at least one processor operatively connected with the at least one transceiver. The at least one processor may be configured to perform signaling for preventing transmission of an uplink (UL) signal in a cell, and measure a strength of a downlink (DL) signal received from at least one base station during at least one symbol in a UL subframe. The apparatus relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long-Term Evolution (LTE).
    Type: Application
    Filed: April 6, 2020
    Publication date: July 23, 2020
    Inventors: Sangkyu PARK, Gyouhwan KIM, Jai-Jin LIM, Jaeho JEON, Youngkyu CHOI
  • Patent number: 10716058
    Abstract: Provided is a method for managing terminals by a base station when a plurality of networks coexist. Specifically, in a wireless communication system where a first network coexists with a second network, the terminal management method of a base station of the first network may include: receiving coexistence information from a first network management apparatus managing the base station, and examining the coexistence information; generating time information that is needed by a user equipment attached to the first network to access a third network on the basis of the coexistence information; and sending a message containing the time information to the user equipment. Thereby, it is possible to operate WiMAX and TD-LTE simultaneously while using a CDMA network for a voice service.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: July 14, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Youngkyu Choi
  • Patent number: 10615948
    Abstract: An apparatus of a base station in a wireless communication system supporting time division duplex (TDD) and a method thereof are provided. The apparatus includes at least one transceiver, and at least one processor operatively connected with the at least one transceiver. The at least one processor may be configured to perform signaling for preventing transmission of an uplink (UL) signal in a cell, and measure a strength of a downlink (DL) signal received from at least one base station during at least one symbol in a UL subframe. The apparatus relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long-Term Evolution (LTE).
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: April 7, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sangkyu Park, Gyouhwan Kim, Jai-Jin Lim, Jaeho Jeon, Youngkyu Choi
  • Publication number: 20190345941
    Abstract: A scroll compressor includes a rotation shaft; a first scroll and a second scroll engaged with the first scroll to form a compression chamber between the second scroll and the first scroll. The second scroll includes a key recess. The scroll compressor includes an Oldham ring having a ring portion and a key portion protruding toward the key recess, from the ring portion. The key portion is coupled to the key recess in a sliding manner such that the second scroll orbits with respect to the first scroll. The scroll compressor also includes a wear preventing member installed between the key recess and the key portion. The second scroll includes an axial direction separation prevention groove formed by recessing one surface off the key recess. The wear preventing member includes an axial direction separation prevention portion held in place by the axial direction separation prevention groove.
    Type: Application
    Filed: May 8, 2019
    Publication date: November 14, 2019
    Applicant: LG ELECTRONICS INC.
    Inventors: Byungkil YOO, Jinyong JANG, Youngkyu CHOI, Yongsoo CHO
  • Publication number: 20180343103
    Abstract: An apparatus of a base station in a wireless communication system supporting time division duplex (TDD) and a method thereof are provided. The apparatus includes at least one transceiver, and at least one processor operatively connected with the at least one transceiver. The at least one processor may be configured to perform signaling for preventing transmission of an uplink (UL) signal in a cell, and measure a strength of a downlink (DL) signal received from at least one base station during at least one symbol in a UL subframe. The apparatus relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long-Term Evolution (LTE).
    Type: Application
    Filed: May 29, 2018
    Publication date: November 29, 2018
    Inventors: Sangkyu PARK, Gyouhwan KIM, Jai-Jin LIM, Jaeho JEON, Youngkyu CHOI
  • Publication number: 20170048791
    Abstract: Provided is a method for managing terminals by a base station when a plurality of networks coexist. Specifically, in a wireless communication system where a first network coexists with a second network, the terminal management method of a base station of the first network may include: receiving coexistence information from a first network management apparatus managing the base station, and examining the coexistence information; generating time information that is needed by a user equipment attached to the first network to access a third network on the basis of the coexistence information; and sending a message containing the time information to the user equipment. Thereby, it is possible to operate WiMAX and TD-LTE simultaneously while using a CDMA network for a voice service.
    Type: Application
    Filed: January 30, 2015
    Publication date: February 16, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Youngkyu CHOI
  • Patent number: 7778644
    Abstract: Disclosed is an apparatus and method for managing resources in a mobile communication system. The method includes classifying an overall frequency band into a plurality of segment types defined in time and frequency domains by considering a channel condition between a mobile station and the base station and a QoS level required by the mobile station, if data to be transmitted is data to be transmitted in real time, allocating the data to real-time type segments in such a manner as to satisfy a minimum QoS level for the data, and when there are real-time data remaining after allocating the data, and non-real-time type segments for allocating data to be transmitted in non-real time, diverting and allocating the real-time data to the non-real-time type segments.
    Type: Grant
    Filed: May 7, 2007
    Date of Patent: August 17, 2010
    Assignees: Samsung Electronics Co., Ltd., Seoul National University Industry Foundation
    Inventors: Sunghyun Choi, Youngkyu Choi, Yong-Hwan Lee
  • Patent number: 7609698
    Abstract: In retransmitting data at high speed by a PHY layer in a mobile communication system, when data to be transmitted to the receiver is received from the MAC layer of the transmitter, the PHY layer of the transmitter transmits the data to the PHY layer of the receiver, receives first information representing normal reception or abnormal reception of the data from the PHY layer of the receiver, notifies the MAC layer of the transmitter of the normal reception of the data when the first information represents the normal reception, and retransmits the data to the PHY layer of the receiver when the first information represents the abnormal reception.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: October 27, 2009
    Assignees: Samsung Electronics Co., Ltd, Seoul National University Industry Foundation
    Inventors: Sunghyun Choi, Sunggeun Jin, Youngkyu Choi, Kwanghun Han, Jae-Hyuk Jang, Yong-Hwan Lee
  • Publication number: 20070291692
    Abstract: Disclosed is an apparatus and method for managing resources in a mobile communication system. The method includes classifying an overall frequency band into a plurality of segment types defined in time and frequency domains by considering a channel condition between a mobile station and the base station and a QoS level required by the mobile station, if data to be transmitted is data to be transmitted in real time, allocating the data to real-time type segments in such a manner as to satisfy a minimum QoS level for the data, and when there are real-time data remaining after allocating the data, and non-real-time type segments for allocating data to be transmitted in non-real time, diverting and allocating the real-time data to the non-real-time type segments.
    Type: Application
    Filed: May 7, 2007
    Publication date: December 20, 2007
    Applicants: SAMSUNG ELECTRONICS CO., LTD, Seoul National University Industry Foundation
    Inventors: Sunghyun Choi, Youngkyu Choi, Yond-Hwan Lee
  • Publication number: 20060156162
    Abstract: In retransmitting data at high speed by a PHY layer in a mobile communication system, when data to be transmitted to the receiver is received from the MAC layer of the transmitter, the PHY layer of the transmitter transmits the data to the PHY layer of the receiver, receives first information representing normal reception or abnormal reception of the data from the PHY layer of the receiver, notifies the MAC layer of the transmitter of the normal reception of the data when the first information represents the normal reception, and retransmits the data to the PHY layer of the receiver when the first information represents the abnormal reception.
    Type: Application
    Filed: November 30, 2005
    Publication date: July 13, 2006
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Seoul National University Industry Foundation
    Inventors: Sunghyun Choi, Sunggeun Jin, Youngkyu Choi, Kwanghun Han, Jae-Hyuk Jang, Yong-Hwan Lee
  • Publication number: 20060150050
    Abstract: In retransmitting data by a transmitter in a mobile communication system, a transmitter sets an allowed number-of-transmissions Ctx for an initial transmission and a retransmission of a second data unit based on a first data unit, fragments the first data unit into N second data units, and then initially-transmits or retransmits the N second data units to the receiver within the allowed number-of-transmissions Ctx. The receiver receives the second data units, detects normal receipt or abnormal receipt of the received second data units, and transmits a response to the transmitter according to the detection result.
    Type: Application
    Filed: January 3, 2006
    Publication date: July 6, 2006
    Applicants: SAMSUNG ELECTRONICS CO., LTD., Seoul National University Industry Foundation
    Inventors: Sunghyun Choi, Youngkyu Choi, Yong-Hwan Lee
  • Patent number: 5296394
    Abstract: A manufacturing method of GaAs metal semiconductor FET is disclosed.
    Type: Grant
    Filed: December 26, 1991
    Date of Patent: March 22, 1994
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kyuhwan Shim, Chulsoon Park, Dojin Kim, Sungjae Maeng, Jeonwook Yang, Youngkyu Choi, Jinyeong Kang, Kyungho Lee, Jinhee Lee
  • Patent number: 5225360
    Abstract: There is disclosed a manufacturing method of self-aligned GaAs FET using refractory gate with dual structure, the manufacturing method of the invention comprising the steps of: forming first photoresist pattern on a GaAs substrate to define an active region and ion-implanting n type impurity in the active region of the GaAs substrate; sequentially depositing a nitrogen-containing silicon layer and a metal layer on the substrate after removal of the first photoresist pattern; forming second photoresist pattern on the metal layer to define a gate; removing the silicon and metal layers using the second photoresist pattern as a gate mask to form the gate with dual structure of the silicon and metal layers; forming third photoresist pattern on the substrate to define source/drain regions after removal of the second photoresist pattern, and ion-implanting high-density impurity in the source/drain regions using the third photoresist pattern and the gate as a source/drain mask; annealing the substrate to make the sil
    Type: Grant
    Filed: December 26, 1991
    Date of Patent: July 6, 1993
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Kyuhwan Shim, Chulsoon Park, Dojin Kim, Sungjae Maeng, Jeonwook Yang, Youngkyu Choi, Jinyeong Kang, Kyungho Lee, Jinhee Lee