Patents by Inventor Dae-Young Lee

Dae-Young Lee 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).

  • IMAGE ENCODING/DECODING METHOD, DEVICE, AND RECORDING MEDIUM HAVING BITSTREAM STORED THEREIN
    Publication number: 20230199174
    Abstract: An image decoding method is disclosed in the present specification. An image decoding method according to the present invention may comprise deriving a candidate list for inter-prediction of a current block, deriving motion information of the current block by using the candidate list, deriving a cumulative coding information candidate by using the motion information of the current block, inserting the derived cumulative coding information candidate into a cumulative coding information candidate list and updating the candidate list by using the cumulative coding information candidate list, wherein the updated candidate list is used for inter-prediction of a block to be decoded after the current block.
    Type: Application
    Filed: February 16, 2023
    Publication date: June 22, 2023
    Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • Display device and method for manufacturing the same
    Patent number: 11676989
    Abstract: Provided is a display device including a display layer which includes an active area and a peripheral area adjacent to the active area, a biometric information sensing layer disposed below the display layer and including a sensor, and an optical pattern layer disposed on an optical pattern plane between the biometric information sensing layer and the display layer and including a light blocking part and a transmission part having higher light transmittance than the light blocking part, wherein an upper surface of the light blocking part is concave, and recessed away from the optical pattern plane.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: June 13, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Han Yoo, Hongsick Park, Kijune Lee, Seokhyun Lim, Hyunmin Cho, Dae-Young Lee
  • DISPLAY DEVICE AND METHOD OF PROVIDING THE SAME
    Publication number: 20230147614
    Abstract: A display device includes a base substrate, a light emitting element layer including a central non-emitting area, an emitting area surrounding the central non-emitting area, and a peripheral non-emitting area surrounding the emitting area, an encapsulation layer covering the light emitting element layer, and a light blocking layer on the encapsulation layer. The light blocking layer includes a first light blocking layer defining a first opening overlapping the emitting area, and a second light blocking layer in the first opening and spaced apart from the first light blocking layer.
    Type: Application
    Filed: July 22, 2022
    Publication date: May 11, 2023
    Inventors: KWANG SOO BAE, GEE-BUM KIM, DAE-YOUNG LEE
  • DISPLAY DEVICE
    Publication number: 20230122736
    Abstract: A display device according to embodiments of the disclosure includes a base layer, a pixel layer disposed on the base layer and including a light emitting element and a light receiving element, an encapsulation layer covering the pixel layer, a black matrix disposed on the encapsulation layer and including a first opening disposed in a region corresponding to the light receiving element and a second opening disposed in a region corresponding to the light emitting element, a color filter disposed on the black matrix, a refractive layer disposed on the color filter and including a first refractive layer including a third opening disposed in a region corresponding to the first opening and a second refractive layer covering the first refractive layer, and a window disposed on the refractive layer. A cross section of the third opening has a first inclined surface.
    Type: Application
    Filed: July 26, 2022
    Publication date: April 20, 2023
    Inventors: Gee Bum KIM, Kwang Soo BAE, Bo Kwang SONG, Byung Han YOO, Dae Young LEE, Min Oh CHOI
  • DISPLAY DEVICE
    Publication number: 20230118413
    Abstract: A display device includes: a substrate; a plurality of light emitting parts on the substrate, and to emit light; a plurality of light sensing parts on the substrate, and to sense incident light; a bank layer partitioning the plurality of light emitting parts and the plurality of light sensing parts; and a touch sensing layer including a touch electrode on the bank layer. A first distance between one light sensing part from among the plurality of light sensing parts and the touch electrode in one direction is smaller than a second distance between a first light emitting part of the plurality of light emitting parts and the touch electrode in the one direction.
    Type: Application
    Filed: July 18, 2022
    Publication date: April 20, 2023
    Inventors: Min Oh CHOI, Gee Bum KIM, Kwang Soo BAE, Bo Kwang SONG, Dae Young LEE
  • DISPLAY DEVICE
    Publication number: 20230114014
    Abstract: A display device includes a substrate, and unit pixels provided in the substrate, and including sub-pixels each having a light-emitting element emitting light, and photo-sensing pixels each having a light-receiving element outputting a sensing signal corresponding to the light. Each of the sub-pixels may include an emission area emitting the light, and each of the photo-sensing pixels may include a light-receiving area receiving the light. The emission area and the light-receiving area may be provided in the substrate to be spaced apart from each other. Each of the emission area and the light-receiving area may have a shape of a quadrangular plane.
    Type: Application
    Filed: August 3, 2022
    Publication date: April 13, 2023
    Inventors: Kwang Soo BAE, Hyeon Sik Kim, Jung Woo Park, Tae Kyung Ahn, Dae Young Lee
  • DISPLAY DEVICE
    Publication number: 20230116805
    Abstract: A display device includes a display panel having a display area and a non-display area. The display panel includes a pixel disposed in the display area and including a light emitting element and a pixel driving circuit electrically connected with the light emitting element, a sensor disposed in the display area and including a photo sensing element and a sensor driving circuit electrically connected with the photo sensing element, a data line electrically connected with the pixel and extended along a first direction, a scan line electrically connected with the pixel and extended along a second direction intersecting the first direction, and a readout line including a first readout portion in the display area. The first readout portion is electrically connected with the sensor and extended along the second direction in the display area.
    Type: Application
    Filed: July 21, 2022
    Publication date: April 13, 2023
    Inventors: HYEONSIK KIM, GUN HEE KIM, SANGWOO KIM, TAEKYUNG AHN, DAE-YOUNG LEE
  • DISPLAY DEVICE
    Publication number: 20230112427
    Abstract: Provided is a display device including a base layer on which a pixel region, a sensor region, and a peripheral region adjacent to the pixel region and the sensor region are defined, an element layer including a light emitting element having a light emitting layer disposed in the pixel region, and including a light sensing element having a photoelectric conversion layer disposed in the sensor region, a light blocking pattern disposed on the element layer and overlapping a portion of the peripheral region, and an optical pattern disposed on the light blocking pattern, wherein at least a portion of the optical pattern overlaps the photoelectric conversion layer on a plane. Accordingly, the display device of an embodiment may sense the biometric information of a user more precisely.
    Type: Application
    Filed: September 7, 2022
    Publication date: April 13, 2023
    Inventors: BYUNG HAN YOO, GEE-BUM KIM, KWANG SOO BAE, BOKWANG SONG, TAEKYUNG AHN, DAE-YOUNG LEE
  • ELECTRONIC DEVICE
    Publication number: 20230104772
    Abstract: An electronic device includes a base layer. A pixel definition layer is disposed on the base layer. The pixel definition layer includes a first opening extending therethrough and a second opening extending therethrough. A light emitting element is disposed on the base layer and overlaps the first opening. A light sensing element is disposed on the base layer and overlaps the second opening. The light sensing element comprises a photodiode and a conductive pattern that directly contacts the photodiode. A pixel transistor is connected to the light emitting element. A sensing transistor is connected to the light sensing element. The light sensing element is disposed between a layer that the pixel transistor is disposed and a layer that the light emitting element is disposed.
    Type: Application
    Filed: September 7, 2022
    Publication date: April 6, 2023
    Inventors: HYEONSIK KIM, TAEKYUNG AHN, DAE-YOUNG LEE, SANGWOO KIM, SANGHWAN CHO
  • DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20230109356
    Abstract: A display device and a method of manufacturing the same are provided. A display device comprises a substrate, a first planarization layer disposed on the substrate, the first planarization layer including a recessed portion recessed from an upper surface of the first planarization layer, a first electrode disposed on an upper surface and side surfaces of the recessed portion formed in the first planarization layer, a pixel electrode disposed on the upper surface of the first planarization layer to be spaced apart from the first electrode, a photoelectric conversion layer disposed on the first electrode, and a light-emitting layer disposed on the pixel electrode.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 6, 2023
    Inventors: Kwang Soo BAE, Gee Bum KIM, Bo Kwang SONG, Dae Young LEE
  • Image encoding/decoding method, device, and recording medium having bitstream stored therein
    Patent number: 11616946
    Abstract: An image decoding method is disclosed in the present specification. An image decoding method according to the present invention may comprise deriving a candidate list for inter-prediction of a current block, deriving motion information of the current block by using the candidate list, deriving a cumulative coding information candidate by using the motion information of the current block, inserting the derived cumulative coding information candidate into a cumulative coding information candidate list and updating the candidate list by using the cumulative coding information candidate list, wherein the updated candidate list is used for inter-prediction of a block to be decoded after the current block.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: March 28, 2023
    Assignees: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won Kang, Ha Hyun Lee, Sung Chang Lim, Jin Ho Lee, Hui Yong Kim, Gwang Hoon Park, Tae Hyun Kim, Dae Young Lee
  • DISPLAY DEVICE
    Publication number: 20230083612
    Abstract: A display device includes a substrate, a plurality of light-emitting units disposed on the substrate and that emit light, a bank layer disposed on the substrate and that partitions the plurality of light-emitting units, a plurality of light-sensing units disposed on the substrate and that sense incident light, and a light-shielding layer disposed on the bank layer and that includes a light-shielding opening that overlaps each of the light-sensing units. At least a part of the light-shielding opening overlaps the bank layer.
    Type: Application
    Filed: May 3, 2022
    Publication date: March 16, 2023
    Inventors: Bo Kwang Song, Gee Bum Kim, Kwang Soo Bae, Dae Young Lee, Min Oh Choi
  • METHOD AND DEVICE FOR ENCODING/DECODING IMAGE BY USING GEOMETRICALLY CHANGED IMAGE
    Publication number: 20230042486
    Abstract: A method and apparatus use a geometric modified image for video encoding/decoding. The encoding method may include: generating a geometric modified reference picture by geometrically modifying a reference picture; generating a prediction block of a current block within an encoding target picture by performing inter prediction by referencing the reference picture or the geometrically modified reference picture; and encoding inter-prediction information of the current block.
    Type: Application
    Filed: October 25, 2022
    Publication date: February 9, 2023
    Applicants: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Hui Yong KIM, Gwang Hoon PARK, Jin Soo CHOI, Tae Hyun KIM, Dae Young LEE, Young Su HEO
  • METHOD AND DEVICE FOR ENCODING/DECODING IMAGE USING GEOMETRICALLY MODIFIED PICTURE
    Publication number: 20220408083
    Abstract: The present invention relates to a method and apparatus for video encoding/decoding by using a geometric modified picture. The encoding method according to the present invention includes: generating a geometric modified picture by geometrically modifying a reference picture; and generating a first prediction block of a current block by performing inter prediction referencing the geometric modified picture.
    Type: Application
    Filed: August 17, 2022
    Publication date: December 22, 2022
    Inventors: Jung Won KANG, Hyun Suk KO, Sung Chang LIM, Jin Ho LEE, Dong San JUN, Hui Yong KIM, Gwang Hoon PARK, Jin Soo CHOI, Tae Hyun KIM, Dae Young LEE, Young Su HEO
  • Composition for forming absorption-desorption sheet, absorption-desorption sheet including the composition, and method of preparing the absorption-desorption sheet
    Patent number: 11529611
    Abstract: Provided are a composition for forming an absorption-desorption sheet, an absorption-desorption sheet including the same, and a method of preparing the absorption-desorption sheet. The composition for forming an absorption-desorption sheet includes: a polymerizable first monomer or oligmer comprising an ionic hydrophilic group; a polymerizable second monomer or oligmer comprising a non-ionic hydrophilic group; and a deliquescent salt that has excellent absorption-desorption performance- and allows repeated use of the absorption-desorption sheet. In addition, the absorption-desorption sheet has antibacterial and deodorant performance, and thus, is able to inhibit the growth of bacteria and fungi in a humid environment.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: December 20, 2022
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jungsun Kim, Dae-Young Lee
  • Air conditioning system and control method thereof
    Patent number: 11525600
    Abstract: An air conditioning control system includes a casing including paths through which air passes, dampers arranged at an entrance and an exit of each of the paths and operated to open or close the entrance and the exit according to a control signal, a heat and mass exchanger including a hygroscopic material for absorbing moisture and arranged across the paths to be rotated with respect to the casing, a driving unit rotating the heat and mass exchanger, a heat exchange unit having a heat transfer medium flowing inside the heat exchange unit and arranged on at least one of the paths, and a controller opening or closing the entrance and the exit of the paths by applying a control signal to the dampers, and changing a rotation speed of the heat and mass exchanger by applying a control signal to the driving unit, according to operation modes.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: December 13, 2022
    Assignee: Korea Institute of Science and Technology
    Inventor: Dae Young Lee
  • Method and device for encoding/decoding image by using geometrically changed image
    Patent number: 11516463
    Abstract: A method and apparatus use a geometric modified image for video encoding/decoding. The encoding method may include: generating a geometric modified reference picture by geometrically modifying a reference picture; generating a prediction block of a current block within an encoding target picture by performing inter prediction by referencing the reference picture or the geometrically modified reference picture; and encoding inter-prediction information of the current block.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: November 29, 2022
    Assignees: Electronics and Telecommunications Research Institute, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jung Won Kang, Hyun Suk Ko, Sung Chang Lim, Jin Ho Lee, Dong San Jun, Hui Yong Kim, Gwang Hoon Park, Jin Soo Choi, Tae Hyun Kim, Dae Young Lee, Young Su Heo
  • Light emitting diode apparatus
    Patent number: 11482653
    Abstract: A light emitting diode apparatus is provided. The light emitting diode apparatus includes a wavelength conversion layer, a light emitting diode layer, a light transmission layer, and a sheath layer. The wavelength conversion layer has a first refractive index. The light emitting diode layer includes a base layer arranged on the wavelength conversion layer, and a light emitting structure layer arranged on the base layer. The light transmission layer is arranged on the wavelength conversion layer, surrounds a sidewall of the light emitting diode layer and contacts the sidewall of the light emitting diode layer, and has a second refractive index. The sheath layer is arranged to cover the light emitting diode layer and the light transmission layer, and has a third refractive index less than the second refractive index.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: October 25, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Kuk Lee, Dae Young Lee, Moon Sub Kim, Sung Jin Ahn, Seung Hwan Lee, Dong Kyun Yim, Woo Seok Jang
  • METHOD AND APPARATUS FOR ENCODING/DECODING IMAGE USING GEOMETRICALLY MODIFIED REFERENCE PICTURE
    Publication number: 20220321874
    Abstract: There is provided an image encoding/decoding method and apparatus. The image encoding method of the present invention includes: generating at least one candidate block including warped reference picture (WRP) Flag information in an advanced motion vector prediction (AMVP) mode; constructing a candidate list including the at least one candidate block; and generating a prediction block of a current block based on the candidate list.
    Type: Application
    Filed: April 22, 2022
    Publication date: October 6, 2022
    Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • METHOD AND APPARATUS FOR IMAGE ENCODING AND IMAGE DECODING USING PREDICTION BASED ON BLOCK TYPE
    Publication number: 20220311996
    Abstract: Disclosed herein are a method and apparatus for image encoding and decoding using prediction based on a block shape. Whether a prediction mode is available for a target block is determined. The determination is performed based on the shape of the target block. When the prediction mode is determined to be unavailable for the target block, signaling related to the prediction mode may be omitted, and determination of an additional prediction mode is performed. When the prediction mode is determined to be available for the target block, information indicating whether the prediction mode is to be used for the target block is signaled.
    Type: Application
    Filed: June 22, 2020
    Publication date: September 29, 2022
    Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Gun BANG, Gwang-Hoon PARK, Woong LIM, Hui-Yong KIM, Woo-Woen GWUN, Tae-Hyun KIM, Dae-Young LEE, Won-Jun LEE