Patents by Inventor Jong Heon Yang

Jong Heon Yang 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: 20240099074
    Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Inventors: Jeong Ki KIM, Won Ji GU, Jong Hoon KIM, Jea Heon AHN, Ji Seong YANG, Hwa Yeul OH
  • Publication number: 20240079413
    Abstract: A complementary thin film transistor (TFT) includes a substrate and a first TFT and a second TFT disposed on the substrate, wherein a first conductive semiconductor layer of the first TFT and a second gate electrode layer of the second TFT are disposed in the same layer and include the same material.
    Type: Application
    Filed: August 31, 2023
    Publication date: March 7, 2024
    Inventors: Himchan OH, Jong-Heon YANG, Ji Hun CHOI, Seung Youl KANG, Yong Hae KIM, Jeho NA, Jaehyun MOON, Chan Woo PARK, Sung Haeng CHO, Jae-Eun PI, Chi-Sun HWANG
  • Publication number: 20240061306
    Abstract: Disclosed is a meta-structure. The meta-structure includes a lower electrode, a lower insulating layer on the lower electrode, a lower metal oxide layer on the lower insulating layer, a lower metal layer on the lower metal oxide layer, a middle metal oxide layer on the lower metal layer, an upper metal layer on the middle metal oxide layer, an upper metal oxide layer on the upper metal layer, an upper insulating layer on the upper metal oxide layer, and antenna electrodes on the upper insulating layer.
    Type: Application
    Filed: June 27, 2023
    Publication date: February 22, 2024
    Inventors: Yong Hae KIM, Chi-Sun HWANG, Kyunghee CHOI, Joo Yeon KIM, Jaehyun MOON, Jong-Heon YANG, Ji Hun CHOI
  • Publication number: 20240006516
    Abstract: An embodiment of the inventive concept provides a thin film transistor and a manufacturing method of the same. The manufacturing method includes forming a data electrode on one side of a substrate, forming a spacer layer on a portion of the data electrode and the other side of the substrate, forming a drain electrode on a top surface of the spacer layer, forming an active layer on a sidewall of the spacer layer, the drain electrode, and the data electrode, forming a gate insulation film that covers the active layer on the sidewall of the spacer layer, and forming a doped layer on the gate insulation film and the active layer outside the gate insulation film to form impurity regions at both sides, respectively, of the active layer.
    Type: Application
    Filed: May 22, 2023
    Publication date: January 4, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Hae KIM, Chi-Sun HWANG, Jong-Heon YANG
  • Publication number: 20230389400
    Abstract: Provided is a flexible organic light emitting element that may include a flexible substrate, a circuit element layer on the flexible substrate, an emission layer on the circuit element layer, a first encapsulation structure between the flexible substrate and the circuit element layer, and a second encapsulation structure on the emission layer, wherein the first encapsulation structure includes a first inorganic layer and a first organic layer, which are sequentially stacked on an upper surface of the flexible substrate, and the first organic layer includes a first polymer nanocomposite.
    Type: Application
    Filed: April 19, 2023
    Publication date: November 30, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Byoung-Hwa KWON, Chan-mo KANG, Kukjoo KIM, Gi Heon KIM, Sujung KIM, Sooji NAM, Chunwon BYUN, Jin-Wook SHIN, Jong-Heon YANG, Hyunsu CHO, Sukyung CHOI
  • Patent number: 11832486
    Abstract: Provided are a semiconductor device, a display panel, and a display device including the same. The semiconductor device includes a lower electrode on one side of a substrate, a spacer on another side of the substrate, a middle electrode on the spacer, a lower channel layer on portions of a sidewall of the spacer, the middle electrode, and the lower electrode, a lower gate insulating layer on the lower channel layer, a common gate electrode on the gate insulating layer, an upper gate insulating layer on the common gate electrode, an upper electrode on the spacer and the upper gate insulating layer of the middle electrode, an upper channel layer connected to the upper electrode and disposed on a sidewall of the upper gate insulating layer, and a contact electrode connected to a portion of the upper channel layer and passing through the lower gate insulating layer and the upper gate insulating layer outside the common gate electrode so as to be connected to the lower electrode.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: November 28, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jong-Heon Yang, Seung Youl Kang, Yong Hae Kim, Hee-ok Kim, Jeho Na, Jaehyun Moon, Chan Woo Park, Himchan Oh, Seong-Mok Cho, Sung Haeng Cho, Ji Hun Choi, Jae-Eun Pi, Chi-Sun Hwang
  • Publication number: 20230091070
    Abstract: Provided are stretchable electronics and a method for manufacturing the same. The stretchable electronics may include a substrate, a plurality of electronic elements disposed to be spaced apart from each other on the substrate, and a wire structure disposed on the substrate to connect the plurality of electronic elements to each other. The wire structure may include an insulator extending from one of the electronic elements to the other of the adjacent electronic elements and a metal wire configured to cover a top surface and side surfaces of the insulator. The insulator may include at least one bent part in a plan view.
    Type: Application
    Filed: August 16, 2022
    Publication date: March 23, 2023
    Inventors: Ji Hun CHOI, Chan Woo PARK, Ji-Young OH, Seung Youl KANG, Yong Hae KIM, Hee-ok KIM, Jeho NA, Jaehyun MOON, Jong-Heon YANG, Himchan OH, Seong-Mok CHO, Sung Haeng CHO, Jae-Eun PI, Chi-Sun HWANG
  • Publication number: 20230083225
    Abstract: Provided are a semiconductor device, a display panel, and a display device including the same. The semiconductor device includes a lower electrode on one side of a substrate, a spacer on another side of the substrate, a middle electrode on the spacer, a lower channel layer on portions of a sidewall of the spacer, the middle electrode, and the lower electrode, a lower gate insulating layer on the lower channel layer, a common gate electrode on the gate insulating layer, an upper gate insulating layer on the common gate electrode, an upper electrode on the spacer and the upper gate insulating layer of the middle electrode, an upper channel layer connected to the upper electrode and disposed on a sidewall of the upper gate insulating layer, and a contact electrode connected to a portion of the upper channel layer and passing through the lower gate insulating layer and the upper gate insulating layer outside the common gate electrode so as to be connected to the lower electrode.
    Type: Application
    Filed: September 13, 2022
    Publication date: March 16, 2023
    Inventors: Jong-Heon YANG, Seung Youl KANG, Yong Hae KIM, Hee-ok KIM, Jeho NA, Jaehyun MOON, Chan Woo PARK, Himchan OH, Seong-Mok CHO, Sung Haeng CHO, Ji Hun CHOI, Jae-Eun PI, Chi-Sun HWANG
  • Patent number: 11392086
    Abstract: A hologram display device includes a light source unit that emits light, a spatial light modulator that modulates the light emitted from the light source unit, and a random pinhole panel. The random pinhole panel includes a plurality of pinholes of a random position or a random size and is arranged in line with an output part of the spatial light modulator. In the hologram display device and the method of manufacturing the hologram display device, a position and size of a random pinhole on the random pinhole are not limited to inside each pixel of the spatial light modulator.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: July 19, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Hae Kim, Seong-Mok Cho, Chi-Sun Hwang, Ji Hun Choi, Gi Heon Kim, Jong-Heon Yang, Sang Hoon Cheon, Kyunghee Choi, Jae-Eun Pi
  • Publication number: 20220199836
    Abstract: A vertical channel thin film transistor includes substrate, lower source/drain electrode, spacer layer, upper source/drain electrode covering portion of upper surface of the spacer layer, interlayer insulating pattern covering portion of upper surface of the upper source/drain electrode and upper surface of the spacer layer exposed by the upper source/drain electrode, contact hole disposed on the lower source/drain electrode and passing through the interlayer insulating pattern, the upper source/drain electrode, and the spacer layer, active pattern covering inner wall and bottom surface of the contact hole and extending over upper surface of the upper source/drain electrode and upper surface of the interlayer insulating pattern, gate insulating pattern filling portion of the contact hole and extending along upper surface of the active pattern, and gate electrode filling portion of the contact hole and extending along upper surface of the gate insulating pattern.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 23, 2022
    Inventors: Chi-Sun HWANG, SangHee PARK, KwangHeum LEE, Jae-Eun PI, SeungHee LEE, Jong-Heon YANG, Ji Hun CHOI
  • Publication number: 20220179359
    Abstract: Disclosed is an apparatus of analyzing a depth of a holographic image according to the present disclosure, which includes an acquisition unit that acquires a hologram, a restoration unit that restores a three-dimensional holographic image by irradiating the hologram with a light source, an image sensing unit that senses a depth information image of the restored holographic image, and an analysis display unit that analyzes a depth quality of the holographic image, based on the sensed depth information image, and the image sensing unit uses a lensless type of photosensor.
    Type: Application
    Filed: November 10, 2021
    Publication date: June 9, 2022
    Applicants: Electronics and Telecommunications Research Institute, MVTECH
    Inventors: Jae-Eun PI, Yong Hae KIM, Jong-Heon YANG, Chul Woong JOO, Chi-Sun HWANG, HA KYUN LEE, Seung Youl KANG, Gi Heon KIM, Joo Yeon KIM, Hee-ok KIM, Jeho NA, Jaehyun MOON, Won Jae LEE, Seong-Mok CHO, Ji Hun CHOI
  • Publication number: 20220137556
    Abstract: Provided is an operation method for a digital hologram implementation device including a backlight and a spatial light modulator, the operation method including setting an initial phase value of an optical signal to a remedy phase, computing a reduced phase based on the remedy phase, correcting the remedy phase based on a difference between the reduced phase and a preset optimized phase, determining whether the corrected remedy phase is a stabilized phase, performing forward propagation on the stabilized phase and an amplitude of the optical signal, correcting the amplitude of the optical signal, performing backward propagation on the corrected amplitude and the stabilized phase, and determining whether a phase derived by the backward propagation is an optimized phase.
    Type: Application
    Filed: September 30, 2021
    Publication date: May 5, 2022
    Inventors: Yong Hae KIM, Gi Heon KIM, Joo Yeon KIM, Jong-Heon YANG, Sang Hoon CHEON, Seong-Mok CHO, Kyunghee CHOI, Ji Hun CHOI, Jae-Eun PI, Chi-Sun HWANG
  • Publication number: 20210393978
    Abstract: Provided is a bio-signal detection and stimulation device. The bio-signal detection and stimulation device includes a flexible substrate, a stimulation part on the flexible substrate, and a detection electrode part on the flexible substrate. The stimulation part and the detection electrode part vertically overlap each other, the stimulation part includes an organic light emitting diode (OLED), the stimulation part emits an optical signal, and the detection electrode part detects a bio-signal.
    Type: Application
    Filed: June 21, 2021
    Publication date: December 23, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: O Eun KWON, Chan-mo KANG, Kukjoo KIM, Jin-Wook SHIN, CHUNWON BYUN, Sukyung CHOI, Byoung-Hwa KWON, Sujung KIM, Sooji NAM, Chan Woo PARK, Jong-Heon YANG
  • Publication number: 20210124305
    Abstract: Provided are a hologram display device and a method of manufacturing the hologram display device. The hologram display device includes a light source unit that emits light, a spatial light modulator that modulates the light emitted from the light source unit, and a random pinhole panel. The random pinhole panel includes a plurality of pinholes of a random position or a random size and is arranged in line with an output part of the spatial light modulator. In the hologram display device and the method of manufacturing the hologram display device, a position and size of a random pinhole on the random pinhole are not limited to inside each pixel of the spatial light modulator.
    Type: Application
    Filed: August 7, 2020
    Publication date: April 29, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yong Hae KIM, Seong-Mok CHO, Chi-Sun HWANG, Ji Hun CHOI, Gi Heon KIM, Jong-Heon YANG, Sang Hoon CHEON, Kyunghee CHOI, Jae-Eun PI
  • Patent number: 10261382
    Abstract: Provided is a light modulating device including a light modulating unit provided on a substrate, a driving unit electrically connected to the light modulating unit and configured to drive the light modulating unit, and a cover disposed on the light modulating unit and configured to seal the light modulating unit, wherein the light modulating unit comprises an electrochromic device.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: April 16, 2019
    Assignee: Electronics and Telecommunications Research Instit
    Inventors: Tae-Youb Kim, Yong Hae Kim, Seong-Mok Cho, Jong-Heon Yang, Jae-Eun Pi
  • Patent number: 10008155
    Abstract: Provided is a gate driving circuit. The gate driving circuit includes an ith modulation circuit and an ith line selection circuit (where i is a natural number greater than 1). The ith modulation circuit outputs an ith modulation voltage to an ith line selection circuit based on received first to third control signals. The ith line selection circuit includes a memory transistor that is turned on or turned off according to a level of the received ith modulation voltage.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: June 26, 2018
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIV
    Inventors: Chunwon Byun, Jong-Heon Yang, Sung-Min Yoon, Kyoung Ik Cho, Chi-Sun Hwang
  • Patent number: 9952460
    Abstract: Provided is a display device. The display device includes a lower display element where a substrate, a first lower electrode, a liquid crystal part, and a second lower electrode are sequentially stacked, an upper display element stacked vertical to the lower display element, where a first upper electrode, a light emitting part, a second upper electrode, and a protective part are sequentially stacked, and a middle part configured to deliver a driving signal to the lower and upper display elements, between the lower and upper display elements.
    Type: Grant
    Filed: January 29, 2016
    Date of Patent: April 24, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jong-Heon Yang, Jae Bon Koo, Byoung-Hwa Kwon, Gi Heon Kim, Yong Hae Kim, Hojun Ryu, Chan Woo Park, Chunwon Byun, Hyunkoo Lee, Jong Tae Lim, Kyoung Ik Cho, Seong-Mok Cho, Hye Yong Chu, Chi-Sun Hwang
  • Publication number: 20170176834
    Abstract: Provided is a light modulating device including a light modulating unit provided on a substrate, a driving unit electrically connected to the light modulating unit and configured to drive the light modulating unit, and a cover disposed on the light modulating unit and configured to seal the light modulating unit, wherein the light modulating unit comprises an electrochromic device.
    Type: Application
    Filed: November 16, 2016
    Publication date: June 22, 2017
    Inventors: Tae-Youb KIM, Yong Hae KIM, Seong-Mok CHO, Jong-Heon YANG, Jae-Eun PI
  • Patent number: 9613984
    Abstract: Provided are a display device, a method of fabricating the display device, and a method of fabricating an image sensor device. The method of fabricating the display device includes preparing a substrate including a cell array area and a peripheral circuit area, forming a silicon layer on the peripheral circuit area of the substrate, forming oxide layers on the cell array area and the peripheral circuit area of the substrate, forming gate dielectric layers on the silicon layer and the oxide layers, forming the gate electrodes on the gate dielectric layers, wherein the gate electrodes expose both ends of the silicon layer and both ends of the oxide layers, and injecting dopant into both ends of the silicon layer and both ends of the oxide layers at the same time.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: April 4, 2017
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jong-Heon Yang, Jonghyurk Park, Chunwon Byun, Chi-Sun Hwang
  • Publication number: 20170032741
    Abstract: Provided is a gate driving circuit. The gate driving circuit includes an ith modulation circuit and an ith line selection circuit (where i is a natural number greater than 1). The ith modulation circuit outputs an ith modulation voltage to an ith line selection circuit based on received first to third control signals. The ith line selection circuit includes a memory transistor that is turned on or turned off according to a level of the received ith modulation voltage.
    Type: Application
    Filed: July 27, 2016
    Publication date: February 2, 2017
    Inventors: Chunwon BYUN, Jong-Heon YANG, Sung-Min YOON, Kyoung Ik CHO, Chi-Sun HWANG