Patents by Inventor Yong-Suk Choi

Yong-Suk 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).

  • Patent number: 10825878
    Abstract: A flexible display device includes a substrate, a light emitting layer, a first insulating layer, and a conductive layer. The substrate includes a bent region and a non-bent region. The light emitting layer overlaps the non-bent region. The first insulating layer is disposed on the substrate. The conductive layer is disposed on the first insulating layer. A sidewall of the first insulating layer includes a first tapered surface. The first tapered surface includes at least three curved surface portions continuously arranged with one another.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: November 3, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Hyun Cho, Yong Jae Park, Sang Jo Lee, Won Suk Choi, Yoon Sun Choi
  • Patent number: 10805397
    Abstract: The present disclosure relates to a sensor network, machine type communication (MTC), machine-to-machine (M2M) communication, and technology for Internet of things (IoT). The present disclosure may be applied to intelligent services based on the above technologies, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. An apparatus for zone management is provided. The apparatus includes a processor configured to collect environment information of each zone of a plurality of zones, and determine an energy efficiency level of each zone of the plurality of zones based on the environment information.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Oh Lee, Hyun-Suk Min, Sang-Sun Choi
  • Patent number: 10802622
    Abstract: An electronic device is provided that includes a touch screen display; a pressure sensor; at least one processor configured to receive a user input for performing a function for a selected period of time after execution of at least one application program, to detect a pressure regarding the touch screen display for the selected period of time using the pressure sensor, and to execute at least one selected from pausing the execution of the function, resuming the same, and restarting the same at least partially on the basis of the detected pressure when a selected pressure level is detected by the pressure sensor for the selected period of time.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Doo-Suk Kang, Geon-Soo Kim, Kyu-Hong Kim, Bo-Kun Choi, So-Young Kim, Yo-Han Lee, Seung-Min Choi, Jong-Wu Baek, Yong-Joon Jeon
  • Publication number: 20200316131
    Abstract: The present invention relates to a method of treating a subject having drug-resistant cancer, comprising administering a composition comprising exosomes derived from differentiating stem cells as an active ingredient. The exosomes isolated differentiating stem cells according to the present invention have an excellent expression rate of bioactive factors affecting differentiation and have an effect of facilitating reprogramming of cancer stem cells and differentiating them into cancer cells with weakened drug resistance.
    Type: Application
    Filed: April 5, 2019
    Publication date: October 8, 2020
    Inventors: Yong Woo CHO, Kyoung-Soo LEE, Ji Suk CHOI, Woolee CHO
  • Patent number: 10777840
    Abstract: The present invention relates to an apparatus for sealing a secondary battery. The apparatus comprises: a sealing member thermally fusing and sealing a sealing surface of a pouch in which an electrode assembly is accommodated; and a cooling member cooling the sealing surface.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: September 15, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Sang Hun Kim, Yong Su Choi, Sang Suk Jung, Won Pill Hwang, Cho Long Kim, Yong Kim
  • Publication number: 20200285601
    Abstract: An electronic device is disclosed that includes a housing, a universal serial bus (USB) connector exposed through one region of the housing, a wireless communication circuitry supporting short-range wireless communication, at least one processor electrically connected with the USB connector and the wireless communication circuitry, and a memory electrically connected with the processor. The memory stores instructions, when executed, causing the at least one processor to, while the USB connector is connected with a first external device and while the wireless communication circuitry performs wireless communication with a second external device, determine a wired communication state with the first external device through the USB connector and adjust a power saving scheme for the wireless communication based at least in part on the determined state. In addition, various embodiments recognized through the specification are possible.
    Type: Application
    Filed: October 22, 2018
    Publication date: September 10, 2020
    Inventors: Soon Ho LEE, Guneet Singh KHURANA, Woo Kwang LEE, Yong Seok JANG, Bu Seop JUNG, Doo Suk KANG, Min Jung KIM, Bo Kun CHOI
  • Publication number: 20200287186
    Abstract: The present invention relates to a battery cell. The battery cell comprises: an electrode assembly provided with an electrode tab; a case which accommodates the electrode assembly and of which at least a portion of an edge is sealed to provide a sealing surface; an electrode lead coupled to the electrode tab and led out of the case; a lead film disposed on each of top and bottom surfaces of the lead electrode disposed on the sealing surface of the case and coupled together with the sealing surface; and a main gas discharge tube disposed in the case and having one end buried in the lead film.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 10, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Cho Long KIM, Yong Su CHOI, Sang Hun KIM, Sang Suk JUNG, Won Pill HWANG, Yong KIM
  • Patent number: 10739957
    Abstract: An electronic device includes a short range communication module configured to establish a communication channel for collecting device-related information on at least one other electronic device. The electronic device also includes a communication module configured to establish a communication channel with a service supporting device. The electronic device also includes a control module configured to transmit a message requesting function-related information installable or updatable on the other electronic device to the service supporting device in correspondence to the device-related information and configured to control transmitting identification information for receiving the function-related information and the device-related information.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: August 11, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bo Kun Choi, Doo Suk Kang, Geon Soo Kim, Dong Hyun Yeom, Pil Joo Yoon, Yong Joon Jeon
  • Publication number: 20200249392
    Abstract: A backlight unit includes a light guide plate; a wavelength conversion member disposed on a surface of the light guide plate; and a housing which houses the wavelength conversion member and is fused to the light guide plate.
    Type: Application
    Filed: April 21, 2020
    Publication date: August 6, 2020
    Inventors: Woo Suk SEO, Kwang Wook CHOI, Yong Hoon KWON, Sung Chul KIM, Seok Hyun NAM, Si Joon SONG
  • Patent number: 10734951
    Abstract: A receiver circuit receives a signal from a semiconductor device. The receiver circuit includes an input buffer including a first plurality of transistors, the input buffer being configured to detect a fabrication condition of the receiver circuit, generate a control signal according to the detected fabrication condition, and control a gain of an input signal by adjusting a number of operating transistors among the first plurality of transistors in response to the control signal; and a latch circuit configured to latch an output signal of the input buffer, and adjust threshold voltages of a second plurality of transistors in response to a test signal.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: August 4, 2020
    Assignees: SK hynix Inc., NORTHEASTERN UNIVERSITY
    Inventors: Hae Kang Jung, Yong Suk Choi, Yong Bin Kim, Gyunam Jeon, Dae-Han Kwon, Joo Hwan Cho
  • Publication number: 20200244914
    Abstract: An image sensor includes a pixel array of pixels arranged in one or more rows and one or more columns, the pixel array configured to generate an image based on light being incident on one or more pixels of the pixel array. The image sensor includes pixel load circuitry connected to one column of pixels and including transistors serially connected to each other. The image sensor includes switches connected in parallel to separate, respective nodes between adjacent transistors. The image sensor includes image sensor processing circuitry configured to receive, from image processor circuitry, gain information indicating an intensity of light concurrently with an image being generated by the image sensor, and control at least one switch of the plurality of switches to be turned on/off to change an electrical path of a current that passes through the pixel load circuitry, based on the gain information.
    Type: Application
    Filed: January 17, 2020
    Publication date: July 30, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Moo-young KIM, Yong-suk Choi, Jin-woo Choi
  • Patent number: 10727548
    Abstract: An energy storage device for uniformly controlling internal temperature of a container by controlling a flow of a cooling air current includes: racks for accommodating a plurality of battery packs; a container for accommodating the racks; an access floor provided at a lower part of the container for supplying a cooling air current to the racks through supply openings; and a distribution plate provided under the access floor to distribute an amount of the cooling air current that is supplied from under the access floor.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: July 28, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin-Woo Park, Yong-Suk Choi
  • Patent number: 10700324
    Abstract: The present invention relates to a battery cell. The battery cell comprises: an electrode assembly provided with an electrode tab; a case which accommodates the electrode assembly and of which at least a portion of an edge is sealed to provide a sealing surface; an electrode lead coupled to the electrode tab and led out of the case; a lead film disposed on each of top and bottom surfaces of the lead electrode disposed on the sealing surface of the case and coupled together with the sealing surface; and a main gas discharge tube disposed in the case and having one end buried in the lead film.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: June 30, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Cho Long Kim, Yong Su Choi, Sang Hun Kim, Sang Suk Jung, Won Pill Hwang, Yong Kim
  • Publication number: 20200197443
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating osteoporosis comprising exosomes isolated from adipose tissue-derived stem cells as an active ingredient. The exosomes isolated from the adipose tissue-derived stem cells according to the present invention can facilitate osteogenesis and enhance bone density, and therefore it can be useful for prevention or treatment of osteoporosis.
    Type: Application
    Filed: July 23, 2018
    Publication date: June 25, 2020
    Inventors: Yong Woo CHO, Kyoung Soo LEE, Ji Suk CHOI
  • Patent number: 10694442
    Abstract: An operation method of a first communication node connected to a first hub in a communication network may comprise measuring signal qualities for a first radio signal received from the first hub and a second radio signal received from a second hub adjacent to the first hub; calculating a difference in the signal qualities for the first radio signal and the second radio signal; comparing the calculated difference with a plurality of predetermined threshold values for handover of the first communication node; and performing a handover-related procedure indicated by one of the plurality of predetermined threshold values based on a result of the comparison.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: June 23, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Nam Suk Lee, Yong Seouk Choi
  • Patent number: 10692748
    Abstract: The present invention relates to a high-tech temperature control device for a semiconductor manufacturing facility and, more specifically, to a high-tech temperature control device for an electrostatic chuck, which supports a wafer and maintains the temperature in a semiconductor wafer processing process. It is possible to very precisely control a temperature of an electrostatic chuck by maintaining temperatures and a mixing flow rate of a heating heat medium and a cooling heat medium constant and adjusting a mixing ratio. Meanwhile, the heat medium after heating and cooling is collected and reused, thereby efficiently using energy.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: June 23, 2020
    Assignee: GLOBAL STANDARD TECHNOLOGY CO., LTD.
    Inventors: Jong Bae Kim, Seung Jin Yang, Jae Suk Heo, Chi Won Choi, Je Min Kim, Hyeung Kwan Kim, Yong Ho Choi
  • Patent number: 10685957
    Abstract: A semiconductor device includes an active fin on a substrate, a gate structure on the active fin, a gate spacer structure on a sidewall of the gate structure, and a source/drain layer on at least a portion of the active fin adjacent the gate spacer structure. The gate spacer structure includes a wet etch stop pattern, an oxygen-containing silicon pattern, and an outgas sing prevention pattern sequentially stacked.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: June 16, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Hyun Choi, Yong-Suk Tak, Gi-Gwan Park, Bon-Young Koo, Ki-Yeon Park, Won-Oh Seo
  • Publication number: 20200174635
    Abstract: An electronic device includes a short range communication module configured to establish a communication channel for collecting device-related information on at least one other electronic device. The electronic device also includes a communication module configured to establish a communication channel with a service supporting device. The electronic device also includes a control module configured to transmit a message requesting function-related information installable or updatable on the other electronic device to the service supporting device in correspondence to the device-related information and configured to control transmitting identification information for receiving the function-related information and the device-related information.
    Type: Application
    Filed: February 3, 2020
    Publication date: June 4, 2020
    Inventors: Bo Kun Choi, Doo Suk Kang, Geon Soo Kim, Dong Hyun Yeom, Pil Joo Yoon, Yong Joon Jeon
  • Patent number: 10663647
    Abstract: A backlight unit includes a light guide plate; a wavelength conversion member disposed on a surface of the light guide plate; and a housing which houses the wavelength conversion member and is fused to the light guide plate.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: May 26, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Suk Seo, Kwang Wook Choi, Yong Hoon Kwon, Sung Chul Kim, Seok Hyun Nam, Si Joon Song
  • Patent number: 10662588
    Abstract: A friction apparatus is provided. The friction apparatus includes: a first member having a first surface; and a second member having a second surface that contacts the first surface, and moving while in contact with the first member, wherein at least one of the first surface and the second surface is hardened.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: May 26, 2020
    Assignee: KOREA RAILROAD RESEARCH INSTITUTE
    Inventors: Yong Hyeon Cho, Jin Yu Choi, Yun Suk Kang, Joo Uk Kim