Patents by Inventor Dae-Young Yoo

Dae-Young Yoo 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: 20250085674
    Abstract: Provided are a scalable analog passive intermodulation (PIM) module, a method of controlling analog PIM, a signal processing circuit, and a sensor device. The scalable analog PIM module includes a first plural number of digital-to-analog converters (DACs), a first plural number of static random access memory (SRAM) calculators connected to the first plural number of DACs, at least one analog-to-digital converter (ADC) connected to the first plural number of SRAM calculators and configured to convert an analog convolution result signal into digital convolution data, and an analog PIM controller configured to output an enable control signal for enabling a second number, which is equal to or less than first plural number, of SRAM calculators among the first plural number of SRAM calculators to the first plural number of SRAM calculators on the basis of the convolution data output from the ADC.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Jong Wan JO, Sung June BYUN, Dae Young CHOI, Young Gun PU, Joon Mo YOO, Yeon Jae JUNG, Hyung Ki HUH, Seok Kee KIM
  • Patent number: 12237935
    Abstract: Disclosed are a method and an apparatus for an instant messaging service to provide a schedule service. A schedule management server according to an example embodiment includes receiving a schedule creating request, selecting any one of a first type of calendar belonging to a chatroom in which the schedule creating request is created and a second type of calendar belonging to a user account which creates the schedule creating request, according to a schedule type included in the schedule creating request; and creating a schedule corresponding to the selected type of calendar.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: February 25, 2025
    Assignee: KAKAO CORP
    Inventors: Jeong Min Yun, Moon Young Jo, Yeon Jin Lee, Won Chul Jeong, Han Byeol Choi, Bong Gyun Kang, Hyun Na Park, Moon Seok Park, Pyung Hwa Choi, Dae Seong Shin, Seung Uk Jeong, Hoi Moon Jeong, Won Iel Yoo, Seo Yon Choi
  • Publication number: 20250057005
    Abstract: A display device including: a base layer; a backplane structure provided on the base layer, the backplane structure including pixel circuits and a sensor circuit; a pixel layer provided on the backplane structure, the pixel layer including light emitting elements respectively connected to the pixel circuits and a light receiving element connected to the sensor circuit; an encapsulation layer covering the pixel layer; a black matrix provided on the encapsulation layer, wherein the black matrix includes openings overlapping the light emitting elements and the light receiving element; and a color filter provided on the encapsulation layer and covering the black matrix, wherein the light emitting elements include light emitting layers, the light receiving element includes a light receiving layer, and at least one of the openings of the black matrix overlaps one of the light emitting layers and the light receiving layer.
    Type: Application
    Filed: October 28, 2024
    Publication date: February 13, 2025
    Inventors: Suk KIM, Gee Bum KIM, Tae Hoon YANG, Byeong Wook YOO, Dae Young LEE, Keum Dong JUNG
  • Patent number: 12225370
    Abstract: Disclosed is an apparatus for immersive spatial audio modeling and rendering for effectively transmitting and playing immersive spatial audio content. The apparatus for immersive spatial audio modeling and rendering disclosed herein may model a spatial audio scene, generate and transmit parameters necessary for spatial audio rendering, and generate various spatial audio effects using the spatial audio parameters, to provide an immersive three-dimensional (3D) audio source coinciding with visual experience in a virtual reality space in response to free changes in the position and direction of a remote user in the space.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: February 11, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dae Young Jang, Kyeongok Kang, Jae-hyoun Yoo, Yong Ju Lee
  • Publication number: 20250040419
    Abstract: A display device includes a fingerprint sensor layer that receives light reflected by an external object; a substrate disposed on the fingerprint sensor layer; an optical pattern layer disposed on the substrate and that includes a light blocking portion and a light transmitting portion that passes through the light blocking portion in one direction; a first light transmitting layer with a first refractive index and that is disposed on the light blocking portion; a second light transmitting layer with a second refractive index different from the first refractive index and that is disposed on the first light transmitting layer; and a light emitting element layer disposed on the second light transmitting layer.
    Type: Application
    Filed: October 16, 2024
    Publication date: January 30, 2025
    Inventors: JAE IK LIM, GEE BUM KIM, BYUNG HAN YOO, DAE YOUNG LEE, CHAUN GI CHOI
  • Publication number: 20250033471
    Abstract: A non-contact interface device for a vehicle and a method for controlling the same, may display an operation system menu for a driver and passengers to operate various kinds of devices of the vehicle as a hologram, enable a user to operate the displayed operation system menu in a non-contact manner by use of the user's finger or the like, and provide the user with a tactile feedback for a non-contact operation, so that the user can recognize whether to have operated the menu.
    Type: Application
    Filed: November 20, 2023
    Publication date: January 30, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Korea Institute of Science and Technology
    Inventors: Dong Gu Kim, Jang Hyeon Lee, Dae Sung Kwon, Hyun Soo Kim, Il Seon Yoo, Byung Chul Lee, Seong Hun Cho, Seung Hyub Baek, Min Seok Kim, Soo Young Jung
  • Patent number: 12212949
    Abstract: Provided is a method of reproducing an ambisonic signal in a virtual reality (VR) space. The ambisonic signal reproduction method may include receiving an ambisonic signal, mapping the ambisonic signal to channels localized on a sphere according to an equivalent spatial domain (ESD) standard corresponding to an order of the ambisonic signal, and performing a sound field reproduction in the VR space based on the channels localized on the sphere.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: January 28, 2025
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-hyoun Yoo, Kyeongok Kang, Yong Ju Lee, Dae Young Jang
  • Patent number: 12212424
    Abstract: Disclosed are a method and an apparatus for an instant messaging service to provide a schedule service. A schedule management server according to an example embodiment includes receiving a schedule creating request, selecting any one of a first type of calendar belonging to a chatroom in which the schedule creating request is created and a second type of calendar belonging to a user account which creates the schedule creating request, according to a schedule type included in the schedule creating request; and creating a schedule corresponding to the selected type of calendar.
    Type: Grant
    Filed: October 2, 2023
    Date of Patent: January 28, 2025
    Assignee: KAKAO CORP.
    Inventors: Jeong Min Yun, Moon Young Jo, Yeon Jin Lee, Won Chul Jeong, Han Byeol Choi, Bong Gyun Kang, Hyun Na Park, Moon Seok Park, Pyung Hwa Choi, Dae Seong Shin, Seung Uk Jeong, Hoi Moon Jeong, Won Iel Yoo, Seo Yon Choi
  • Publication number: 20240177640
    Abstract: A display driving IC includes first channel block to Nth channel block each including M source amplifiers, N and M being an integer, source driving pads each connected to the M source amplifiers, a multiplexer configured to alternate data outputs of the source amplifiers or selectively provide a test path so that a probe test is performed on a plurality of source amplifiers for each of the first to Nth channel blocks through a test pad selected from the source driving pads, and a control unit configured to control driving of the source amplifiers and multiplexer.
    Type: Application
    Filed: June 23, 2023
    Publication date: May 30, 2024
    Applicant: Magnachip Semiconductor, Ltd.
    Inventors: Dae Young YOO, Hyoung Kyu KIM, Yun Yeong PARK, Sang Ho LEE
  • Publication number: 20240050513
    Abstract: A peptide with terminal tyrosine has an excellent effect on inhibiting protein nitration and also an excellent effect on preventing, ameliorating, or treating disease symptoms in chronic immobilization stress-induced depression/cognitive impairment model, Alzheimer's disease model, epileptic seizure model, stroke model, type 2 diabetes model, acute renal failure model, or hyperammonemia model.
    Type: Application
    Filed: February 23, 2022
    Publication date: February 15, 2024
    Inventors: Hyun Joon KIM, Young Bum KIM, Jae Soon KANG, Soonwoong JUNG, Miyoung SONG, Ji Hyeong BAEK, Sang Won PARK, Hwajin KIM, Dae Young YOO
  • Patent number: 11663994
    Abstract: A device for driving a display panel includes a display driving integrated circuit (IC) configured to transmit image data to the display panel, a display control IC configured to receive compressed image data from a host and including a timing controller configured to control the display driving IC, and a non-volatile memory configured to transmit data to and receive data from the display control IC, and configured to store driving parameters necessary for operation of the display driving IC.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: May 30, 2023
    Assignee: MagnaChip Semiconductor, Ltd.
    Inventors: Jin Seok Yang, Jung Hoon Sul, Sang Kyung Kim, Dae Young Yoo, Jae Won Kim
  • Patent number: 11322066
    Abstract: A panel control circuit configured to control a display panel includes a plurality of pixels. The panel control circuit includes a controller configured to output an image data and a source driver, including an output circuit and an output control circuit, configured to generate data signals based on the image data. The controller is configured to output an output change signal for changing an output of the source driver. The output circuit is configured to output the data signals to the display panel, and the output control circuit is configured to output an adjusting current to the output circuit in a signal transition section of the output change signal.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: May 3, 2022
    Assignee: MagnaChip Semiconductor, Ltd.
    Inventors: Hyoung Kyu Kim, Yeon Kyoung Park, Dae Young Yoo
  • Publication number: 20210358370
    Abstract: A panel control circuit configured to control a display panel includes a plurality of pixels. The panel control circuit includes a controller configured to output an image data and a source driver, including an output circuit and an output control circuit, configured to generate data signals based on the image data. The controller is configured to output an output change signal for changing an output of the source driver. The output circuit is configured to output the data signals to the display panel, and the output control circuit is configured to output an adjusting current to the output circuit in a signal transition section of the output change signal.
    Type: Application
    Filed: December 28, 2020
    Publication date: November 18, 2021
    Applicant: Magnachip Semiconductor, Ltd.
    Inventors: Hyoung Kyu KIM, Yeon Kyoung PARK, Dae Young YOO
  • Patent number: 11170730
    Abstract: A driving device of a flat panel display configured to receive an image signal and a clock signal includes a driving circuit configured to convert the image signal into pixel data and output the pixel data, a timing controller configured to generate and output a vertical synchronization signal, a horizontal synchronization signal, a source change enable signal, and a display enable signal using the image signal and the clock signal, an output buffer including an input terminal configured to receive the pixel data and an output terminal connected to the flat panel display, and a buffer controller connected to the timing controller and the output buffer and configured to control a bias current, applied to the output buffer, to be decreased by a value during a period.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: November 9, 2021
    Assignee: MagnaChip Semiconductor, Ltd.
    Inventors: Hyoung Kyu Kim, Yeon Kyoung Park, Dae Young Yoo
  • Patent number: 11030941
    Abstract: A display driving device for driving a display panel includes a first driving circuit configured to output a first image signal, a second driving circuit configured to output a second image signal, a first switch circuit connected to the first driving circuit, and configured to transmit the first image signal to a part of a first set of sub-pixels arranged in the display panel based on a first switching signal during a first horizontal time interval, and a second switch circuit connected to the second driving circuit, and configured to transmit the second image signal to a part of a second set of sub-pixels arranged in the display panel adjacent to the first set of sub-pixels based on a second switching signal during the first horizontal time interval, wherein a width of the first switching signal and a width of the second switching signal in the first horizontal time differ from each other.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: June 8, 2021
    Assignee: MagnaChip Semiconductor, Ltd
    Inventors: Yeon Kyoung Park, Hyoung Kyu Kim, Dae Young Yoo
  • Publication number: 20210005169
    Abstract: A device for driving a display panel includes a display driving integrated circuit (IC) configured to transmit image data to the display panel, a display control IC configured to receive compressed image data from a host and including a timing controller configured to control the display driving IC, and a non-volatile memory configured to transmit data to and receive data from the display control IC, and configured to store driving parameters necessary for operation of the display driving IC.
    Type: Application
    Filed: April 28, 2020
    Publication date: January 7, 2021
    Applicant: MagnaChip Semiconductor, Ltd.
    Inventors: Jin Seok YANG, Jung Hoon SUL, Sang Kyung KIM, Dae Young YOO, Jae Won KIM
  • Patent number: 10614749
    Abstract: A source driver apparatus for a display panel includes source drivers and a slew rate controller. Each of the source drivers includes a data latch, a decoder, and an output buffer. The data latch is configured to hold sub-pixel data. The decoder is configured to decode the sub-pixel data held in the data latch to provide a driving signal. The output buffer has an adjustable slew rate and is configured to buffer the driving signal to provide a buffered driving signal. The slew rate controller is configured to analyze the sub-pixel data in the data latch in each of the source drivers and dynamically control the slew rate of the output buffer in each of the source drivers.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: April 7, 2020
    Assignee: MagnaChip Semiconductor, Ltd.
    Inventors: Hyoung Kyu Kim, Won Seok Lee, Jin Seok Yang, Dae Young Yoo
  • Publication number: 20200051493
    Abstract: A display driving device for driving a display panel includes a first driving circuit configured to output a first image signal, a second driving circuit configured to output a second image signal, a first switch circuit connected to the first driving circuit, and configured to transmit the first image signal to a part of a first set of sub-pixels arranged in the display panel based on a first switching signal during a first horizontal time interval, and a second switch circuit connected to the second driving circuit, and configured to transmit the second image signal to a part of a second set of sub-pixels arranged in the display panel adjacent to the first set of sub-pixels based on a second switching signal during the first horizontal time interval, wherein a width of the first switching signal and a width of the second switching signal in the first horizontal time differ from each other.
    Type: Application
    Filed: August 1, 2019
    Publication date: February 13, 2020
    Applicant: Magnachip Semiconductor, Ltd.
    Inventors: Yeon Kyoung PARK, Hyoung Kyu KIM, Dae Young YOO
  • Publication number: 20200035188
    Abstract: A driving device of a flat panel display configured to receive an image signal and a clock signal includes a driving circuit configured to convert the image signal into pixel data and output the pixel data, a timing controller configured to generate and output a vertical synchronization signal, a horizontal synchronization signal, a source change enable signal, and a display enable signal using the image signal and the clock signal, an output buffer including an input terminal configured to receive the pixel data and an output terminal connected to the flat panel display, and a buffer controller connected to the timing controller and the output buffer and configured to control a bias current, applied to the output buffer, to be decreased by a value during a period.
    Type: Application
    Filed: June 7, 2019
    Publication date: January 30, 2020
    Applicant: Magnachip Semiconductor, Ltd.
    Inventors: Hyoung Kyu KIM, Yeon Kyoung PARK, Dae Young YOO
  • Publication number: 20180286305
    Abstract: A source driver apparatus for a display panel includes source drivers and a slew rate controller. Each of the source drivers includes a data latch, a decoder, and an output buffer. The data latch is configured to hold sub-pixel data. The decoder is configured to decode the sub-pixel data held in the data latch to provide a driving signal. The output buffer has an adjustable slew rate and is configured to buffer the driving signal to provide a buffered driving signal. The slew rate controller is configured to analyze the sub-pixel data in the data latch in each of the source drivers and dynamically control the slew rate of the output buffer in each of the source drivers.
    Type: Application
    Filed: February 8, 2018
    Publication date: October 4, 2018
    Applicant: MagnaChip Semiconductor, Ltd.
    Inventors: Hyoung Kyu KIM, Won Seok LEE, Jin Seok YANG, Dae Young YOO