Patents by Inventor BYUNG HAN YOO

BYUNG HAN 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: 20240160859
    Abstract: The present invention relates to a multi-modality system for recommending multiple items using an interaction and a method of operating the same. The multi-modality system includes an interaction data preprocessing module that preprocesses an interaction data set and converts the preprocessed interaction data set into interaction training data; an item data preprocessing module that preprocesses item information data and converts the preprocessed item information data into item training data; and a learning module that includes a neural network model that is trained using the interaction training data and the item training data and outputs a result including a set of recommended items using a conversation context with a user as input.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 16, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Eui Sok CHUNG, Hyun Woo KIM, Jeon Gue PARK, Hwa Jeon SONG, Jeong Min YANG, Byung Hyun YOO, Ran HAN
  • Publication number: 20240154066
    Abstract: Embodiments provide an emissive display device including a light emitting diode that includes a first circuit part disposed in a display area and a cathode electrically connected to the first circuit part; and a non-emissive element that includes a second circuit part disposed in the display area and a cathode electrically connected to the second circuit part, and the cathode of the non-emissive element is separated from the cathode of the light emitting diode by a separator.
    Type: Application
    Filed: October 24, 2023
    Publication date: May 9, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Chung Sock CHOI, Byung Han YOO, Yoo Min KO, Ju Chan PARK, Dae-Young LEE
  • Publication number: 20240138241
    Abstract: A display device includes a light emitting sub-pixel disposed in a display area, a light receiving pixel disposed in one of the display area or a non-display area, and a touch sensing layer including a sensing conductive layer overlapping with the light receiving pixel.
    Type: Application
    Filed: August 2, 2023
    Publication date: April 25, 2024
    Inventors: Jung Woo PARK, Kwang Soo BAE, Byung Han YOO, Dae Young LEE, Hyun Dae LEE
  • Publication number: 20240134478
    Abstract: A method of driving an electronic device includes displaying a plurality of fingerprint recognition icons on a display device configured to perform fingerprint recognition, and releasing a lock state of the display device through a fingerprint authentication process upon determining at least one first fingerprint recognition icon among the plurality of fingerprint recognition icons is touched. The plurality of fingerprint recognition icons include at least one first fingerprint recognition icon configured to support the fingerprint recognition and at least one second fingerprint recognition icon configured to not support the fingerprint recognition.
    Type: Application
    Filed: September 7, 2023
    Publication date: April 25, 2024
    Inventors: Byung Han YOO, Jung Woo PARK, Hyang A PARK, Dae Young LEE, Hyun Dae LEE, Kang Bin JO, Sang Hwan CHO, Sung-Chan JO
  • Publication number: 20240130164
    Abstract: A display device includes a substrate and a plurality of unit pixels disposed on the substrate. Each unit pixel includes a plurality of sub-pixels, a plurality of light sensing pixels, and a plurality of partition wall members. Each of the sub-pixels includes a light emitting element that emits light and a light emitting area from which the light is emitted. Each of the light sensing pixels includes a light receiving element that outputs a sensing signal corresponding to the light and a light receiving area that receives the light. In a plan view, each of the partition wall members surrounds the corresponding light receiving area and overlaps at least some of the sub-pixels.
    Type: Application
    Filed: July 17, 2023
    Publication date: April 18, 2024
    Inventors: Byung Han YOO, Jung Woo PARK, Tae Kyung AHN, Gun Hee KIM, Dae Young LEE
  • Patent number: 11963426
    Abstract: A display device includes a sensor having a detection electrode. An optical pattern layer is disposed directly on the sensor and includes a plurality of transmission portions and a light blocking portion. A display panel is disposed on the optical pattern layer. A minimum distance between the detection electrode and the light blocking portion is in a range of 1 micrometer-5 micrometers.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dae-Young Lee, Gee-Bum Kim, Byung Han Yoo, Sangwoo Kim, Jungha Son, Taekyung Ahn, Yunjong Yeo, Kijune Lee, Jaeik Lim, Min Oh Choi, Chaungi Choi
  • Publication number: 20240122021
    Abstract: According to an embodiment, a display device may include a display panel which may include a display area and a non-display area. The display panel may include a first subpixel including a first light emitting area, a second subpixel including a second light emitting area, a third subpixel including a third light emitting area, a sensor pixel including a light sensing area, a pixel defining layer separating the first through third light emitting areas and the light sensing area, and a partition wall disposed on the pixel defining layer to surround the sensor pixel.
    Type: Application
    Filed: June 20, 2023
    Publication date: April 11, 2024
    Inventors: Byung Han YOO, Jung Woo PARK, Hyang A PARK, Dae Young LEE
  • Publication number: 20230389403
    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: August 10, 2023
    Publication date: November 30, 2023
    Inventors: JAE IK LIM, Gee Bum Kim, Byung Han Yoo, Dae Young Lee, Chaun Gi Choi
  • Publication number: 20230345795
    Abstract: A display device of the disclosure includes a substrate, a circuit layer disposed on the substrate and including a pixel circuit and a sensor circuit, a pixel element layer disposed on the circuit layer and including a light emitting element electrically connected to the pixel circuit, a light receiving element electrically connected to the sensor circuit, and a pixel defining layer disposed on the circuit layer, and a partition wall disposed on the pixel defining layer. The partition wall has a reverse taper shape.
    Type: Application
    Filed: February 21, 2023
    Publication date: October 26, 2023
    Inventors: Byung Han YOO, Dae Young LEE, Sang Woo KIM, Jun Gi KIM, Min Oh CHOI
  • Patent number: 11793055
    Abstract: A display device includes: a sensor configured to detect a user's biometric information; a display panel including a substrate disposed on the sensor, a pixel defining layer disposed on the substrate, and a light emitting element disposed in an opening of the pixel defining layer, wherein the display panel has a transmission area that overlaps the sensor when viewed from a plane; and an optical layer comprising a hole that overlaps the transmission area.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: October 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Han Yoo, Kyoungwon Kwak, Jihye Kim, Kee Hyun Nam, Kijune Lee, Dae-Young Lee, Duk-Woon Choi
  • Patent number: 11783618
    Abstract: A fingerprint sensor for a display device includes a light sensing layer including a light sensing element, and an optical layer including a light transmitter disposed in a light-transmitting area and a light blocker disposed in a light-blocking area. The light-transmitting area includes a plurality of unit light-transmitting areas separated by the light-blocking area, and each of the unit light-transmitting areas has a first width and the light-blocking area has a second width, the first width being in a range of about 5 times to about 200 times the second width.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: October 10, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bo Kwang Song, Gee Bum Kim, Byung Han Yoo, Dae Young Lee
  • Publication number: 20230292547
    Abstract: A display device includes: a base layer; a pixel layer 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 on the encapsulation layer, and having a first opening corresponding to the light receiving element, and a second opening corresponding to the light emitting element; a polarizing plate on the black matrix; a wavelength pattern on the polarizing plate to delay a phase of light, the wavelength pattern overlapping with the first opening in a thickness direction, and not overlapping with the second opening in the thickness direction; an adhesive layer on the polarizing plate and the wavelength pattern; and a window on the adhesive layer.
    Type: Application
    Filed: December 7, 2022
    Publication date: September 14, 2023
    Inventors: Gee Bum KIM, Kwang Soo BAE, Bo Kwang SONG, Byung Han YOO, Dae Young LEE, Min Oh CHOI
  • Patent number: 11758795
    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: Grant
    Filed: November 10, 2020
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Ik Lim, Gee Bum Kim, Byung Han Yoo, Dae Young Lee, Chaun Gi Choi
  • Patent number: 11741740
    Abstract: A fingerprint sensor includes a light sensing layer having a light sensing element in which a sensing current flows in response to incident light and a light guide layer disposed on the light sensing layer. The light guide layer includes first light-transmitting films spaced apart from one another, a light-blocking film disposed between the first light-transmitting films, and a second light-transmitting film disposed between each of the first light-transmitting films and the light-blocking film.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Ik Lim, Ji Hye Kim, Byung Han Yoo
  • Patent number: 11694468
    Abstract: Disclosed is a display device including a display module, and a sensor layer below the display module for detecting light reflected from the display module, and including a base layer, a sensing layer on the base layer and including a sensing element that detects the light, and an optical pattern layer between the sensing layer and the display module, and including a light-shield section defining openings arranged at intervals when viewed in a plan view, and transmission sections respectively located in the openings.
    Type: Grant
    Filed: February 9, 2021
    Date of Patent: July 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Byung Han Yoo, Dae-Young Lee, Chaungi Choi, Gee-Bum Kim, Jaeik Lim
  • Publication number: 20230185411
    Abstract: Provided is a display device including a display panel having a plurality of pixel regions, a first insulating layer on the display panel, having a first refractive index, and having a plurality of first openings defined in regions which overlap the plurality of pixel regions, a second insulating layer directly on the first insulating layer and having a plurality of second openings defined in regions which correspond to the plurality of first openings, and a third insulating layer covering the display panel, the first insulating layer, and the second insulating layer and having a second refractive index higher than the first refractive index, wherein the third insulating layer may overlap the plurality of pixel regions on a plane.
    Type: Application
    Filed: February 10, 2023
    Publication date: June 15, 2023
    Inventors: Jungha SON, Gee-Bum KIM, Sangwoo KIM, Kijune LEE, Taekyung AHN, Byung Han YOO, Jaeik LIM, Chaungi CHOI
  • 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
  • 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
  • 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
  • Patent number: 11599229
    Abstract: Provided is a display device including a display panel having a plurality of pixel regions, a first insulating layer on the display panel, having a first refractive index, and having a plurality of first openings defined in regions which overlap the plurality of pixel regions, a second insulating layer directly on the first insulating layer and having a plurality of second openings defined in regions which correspond to the plurality of first openings, and a third insulating layer covering the display panel, the first insulating layer, and the second insulating layer and having a second refractive index higher than the first refractive index, wherein the third insulating layer may overlap the plurality of pixel regions on a plane.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: March 7, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jungha Son, Gee-Bum Kim, Sangwoo Kim, Kijune Lee, Taekyung Ahn, Byung Han Yoo, Jaeik Lim, Chaungi Choi