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).

  • Publication number: 20230329050
    Abstract: A display device includes a substrate that includes a display area and a subsidiary area adjacent to the display area; a first pixel driving unit disposed in the display area; a light-emitting element disposed in the display area and connected to the first pixel driving unit; a plurality of sensor driving units disposed in the subsidiary area; and a plurality of photoelectric conversion elements disposed in the subsidiary area and connected to the plurality of sensor driving units, respectively.
    Type: Application
    Filed: January 23, 2023
    Publication date: October 12, 2023
    Inventors: MIN OH CHOI, Gun Hee Kim, Sun Ho Kim, Kwan Soo Bae, Dae Young Lee, Sung Chan Jo, Chung Sock Choi
  • Publication number: 20230329018
    Abstract: A display device includes: a base layer including a light emitting area, a sensing area, and a non-light-emitting area disposed between the light emitting area and the sensing area; a light emitting element disposed in the light emitting area; an optical sensing element disposed in the sensing area; a capping layer disposed on the light emitting element and the optical sensing element and overlapping the light emitting area, the sensing area, and the non-light-emitting area; an inorganic layer disposed on the capping layer and including a first opening overlapping the sensing area; and a thin film encapsulation layer disposed on the inorganic layer and including a first encapsulation inorganic layer, an encapsulation organic layer disposed on the first encapsulation inorganic layer, and a second encapsulation inorganic layer disposed on the encapsulation organic layer.
    Type: Application
    Filed: March 24, 2023
    Publication date: October 12, 2023
    Inventors: DAE-YOUNG LEE, Sangwoo Kim, Hyeonsik Kim, Kwang Soo Bae
  • Publication number: 20230329019
    Abstract: A display device includes a display module and a window disposed on the display module. The display module includes a base layer, a light emitting element disposed on the base layer, an optical sensing element disposed on the base layer, a thin film encapsulation layer that covers the light emitting element and the optical sensing element, an insulating layer disposed on the thin film encapsulation layer, a light blocking pattern disposed on the insulating layer, and a color filter disposed on the insulating layer. The insulating layer includes a first area that overlaps the light emitting element and a second area that overlaps the optical sensing element, and the second area has a thickness greater than a thickness in the first area. The light blocking pattern includes a first opening that corresponds to the light emitting element and a second opening that corresponds to the optical sensing element.
    Type: Application
    Filed: January 23, 2023
    Publication date: October 12, 2023
    Inventors: KWANG SOO BAE, Gee-Bum Kim, Bokwang Song, Dae-Young Lee, Min Oh Choi
  • Publication number: 20230329020
    Abstract: A display device includes a substrate; and a plurality of unit pixels disposed on the substrate and including sub-pixels and photo-sensing pixels. Each of the sub-pixels includes a light emitting element and a light emitting area from which light is emitted. Each of the photo-sensing pixels includes a light receiving area and a light receiving element disposed therein and outputting a sensing signal corresponding to a degree of sensed light. The light emitting area and the light receiving area are spaced apart from each other on the substrate. The light emitting area and the light receiving area each have a polygonal shape. Aa shape of the light emitting area is different from a shape of the light receiving area.
    Type: Application
    Filed: January 27, 2023
    Publication date: October 12, 2023
    Inventors: Kwang Soo Bae, Gun Hee Kim, Dae Young Lee, Sang Hwan Cho
  • Publication number: 20230329073
    Abstract: A display device includes: a substrate; a light emitting element disposed on the substrate and configured to emit light; a photoelectric conversion element disposed on the substrate and configured to sense incident light; a light blocking layer disposed on the photoelectric conversion element and having an opening; and an optical filter disposed in the opening of the light blocking layer to transmit incident light.
    Type: Application
    Filed: January 23, 2023
    Publication date: October 12, 2023
    Inventors: Bo Kwang SONG, Gee Bum Kim, Kwang Soo Bae, Dae Young Lee
  • Publication number: 20230326234
    Abstract: A display device including: a display layer including a light emitting device, a photo-detector, and a dummy device; and a circuit layer including a pixel driving part, which is connected to the light emitting device, and a sensor driving part which is connected to the photo-detector, wherein the light emitting device and the dummy device are overlapped with the pixel driving part, and wherein the photo-detector is overlapped with the sensor driving part.
    Type: Application
    Filed: February 9, 2023
    Publication date: October 12, 2023
    Inventors: TAEKYUNG AHN, SANGWOO KIM, HYEONSIK KIM, DAE-YOUNG LEE, SANGHWAN CHO
  • 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: 20230320170
    Abstract: A display device includes a circuit layer and an element layer including a light-emitting element, a light sensing element, and an element defining layer. The light-emitting element includes a pixel anode electrode, a pixel hole injection layer disposed on the pixel anode electrode, an emissive layer disposed on the pixel hole injection layer, and a pixel cathode electrode disposed on the emissive layer. The light sensing element includes a sensing anode electrode, a sensing hole injection layer disposed on the sensing anode electrode, a photoelectric conversion layer disposed on the sensing hole injection layer, and a sensing cathode electrode disposed on the photoelectric conversion layer. The pixel hole injection layer and the sensing hole injection layer are electrically insulated from each other, and the pixel cathode electrode and the sensing cathode electrode are electrically connected with each other.
    Type: Application
    Filed: January 27, 2023
    Publication date: October 5, 2023
    Inventors: HYEONSIK KIM, DAE-YOUNG LEE, SANGWOO KIM, KWANG SOO BAE, TAEKYUNG AHN
  • Publication number: 20230317007
    Abstract: A display device includes a pixel including a display driver configured to apply a driving current to a light-emitting element; and an optical sensor including a sensing driver configured to apply a sensing current to a read-out line based on a photocurrent from the photoelectric conversion element, wherein the pixel further includes, a driving transistor configured to control the driving current, a first transistor configured to apply a first initialization voltage to an anode of the light-emitting element based on an emission control signal, and a second transistor configured to connect the anode of the light-emitting element to a first electrode of the driving transistor in accordance with the emission control signal, and wherein a channel of the first transistor is a different material from channels of the driving transistor and the second transistor.
    Type: Application
    Filed: December 23, 2022
    Publication date: October 5, 2023
    Inventors: Hyeon Sik KIM, Gun Hee KIM, Tae Kyung AHN, Dae Young LEE, Sang Woo KIM
  • Publication number: 20230314074
    Abstract: A drying storage according to the present invention can be carried or moved by a user or installed as a built-in in the user’s residence, and can maintain an object in a dried state after drying the object to be dried, so that the convenience of use can be improved, wherein a desiccant material with an equilibrium moisture content suitable for the temperature and humidity conditions in which the drying storage is used, is applied so that the inside air of the drying storage is inhaled during a dehumidification operation to allow sufficient dehumidification and the outside air of the drying storage is inhaled during a regeneration operation to enable sufficient regeneration of the desiccant material.
    Type: Application
    Filed: March 10, 2023
    Publication date: October 5, 2023
    Applicant: HU-master Inc.
    Inventors: Dae Young LEE, Hyeong Ki KIM
  • Publication number: 20230320169
    Abstract: A display device includes: a substrate; a first light emitting part and a second light emitting part disposed on the substrate and emitting light; a light sensing part disposed on the substrate and sensing incident light; a first light blocking layer disposed on the first light emitting part, the second light emitting part, and the light sensing part and having a first transmission hole; and a second light blocking layer disposed on the first light blocking layer and having a second transmission hole, wherein the first transmission hole, the second transmission hole, and the first light emitting part overlap each other in a direction substantially perpendicular to an upper surface of the substrate.
    Type: Application
    Filed: January 13, 2023
    Publication date: October 5, 2023
    Inventors: Bo Kwang SONG, Gee Bum KIM, Kwang Soo BAE, Dae Young LEE, Min Oh CHOI
  • Publication number: 20230320111
    Abstract: A display device includes a first pixel that includes a first pixel driving circuit and a first light emitting element, a second pixel that includes a second pixel driving circuit and a second light emitting element, a sensor that includes a sensor driving circuit and a light detection element, a first data line that extends in a first direction and is electrically connected to the first pixel, a second data line that extends in the first direction and is electrically connected to the second pixel, and a readout line that extends in the first direction and is electrically connected to the sensor. The readout line is disposed on a different layer from at least one of the first data line and the second data line.
    Type: Application
    Filed: February 28, 2023
    Publication date: October 5, 2023
    Inventors: DAE-YOUNG LEE, SANGWOO KIM, HYEONSIK KIM
  • Publication number: 20230298378
    Abstract: A display device includes: a sub-pixel on a substrate and including a light emitting element; a photo-sensing pixel on the substrate and including a light-receiving element including a light-receiving layer configured to obtain a sensing signal corresponding to light emitted from the light emitting element; a touch sensor configured to obtain information about a touch input and including a conductive layer, wherein the conductive layer includes a hole area overlapping the light-receiving layer in a plan view.
    Type: Application
    Filed: February 1, 2023
    Publication date: September 21, 2023
    Inventors: Kwang Soo BAE, Gun Hee KIM, Dae Young LEE, Min Oh CHOI
  • 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
  • Publication number: 20230292575
    Abstract: A display device includes: a base layer; a circuit layer on the base layer; and an element layer on the circuit layer and including a plurality of light emitting elements and a photo-sensing element, wherein the plurality of light emitting elements include: a first emission layer configured to emit a first color light; a second emission layer configured to emit a second color light different from the first color light; and a third emission layer configured to emit a third color light different from the first color light and the second color light, and the photo-sensing element includes a photoelectric conversion layer overlapping at least any one of a part of the first emission layer, a part of the second emission layer, or a part of the third emission layer.
    Type: Application
    Filed: March 6, 2023
    Publication date: September 14, 2023
    Inventors: HYEONSIK KIM, YONG-HAN PARK, SANGWOO KIM, DAE-YOUNG LEE
  • Patent number: 11758128
    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: Grant
    Filed: August 17, 2022
    Date of Patent: September 12, 2023
    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
  • 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: 11744135
    Abstract: A display device includes: a substrate; a first display pixel disposed on the substrate and including a light emitting element; a first sensor pixel disposed on the substrate and including an optical sensor; a first bank disposed on the substrate, wherein the first display pixel is disposed in the first bank; a first light blocking layer overlapping the first bank; a first color filter disposed on the first light blocking layer and overlapping the light emitting element; and an optical pattern layer disposed on the optical sensor, wherein the optical pattern layer includes a light blocking portion and a plurality of light transmitting portions passing through the light blocking portion.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Ik Lim, Dae Young Lee, Chaun Gi Choi
  • Publication number: 20230264371
    Abstract: Provided is a loop-type gripper gripping an object which may smoothly grip and stably lift a heavy object, an apparatus for conveyance with the gripper, and a gripping method. The loop-type gripper whose one end is connected to a first fixture and the other end is connected to a second fixture according to the present disclosure, includes a plurality of twisted loops each having a predetermined curvature, wherein middle portions of the plurality of loops gather together or spread out to grip or release the object based on relative rotation of the first fixture and the second fixture.
    Type: Application
    Filed: January 26, 2023
    Publication date: August 24, 2023
    Inventors: Kahye Song, Gyeongji Kang, Dae-Young Lee
  • Publication number: 20230263039
    Abstract: A display device includes: a display panel to display an image; and a light blocking layer over the display panel. The display panel includes: a base layer; and an element layer over the base layer, the element layer including a light emitting element, a light receiving element, and an element defining film between the light emitting element and the light receiving element. The light blocking layer includes: a light blocking portion overlapping with the element defining film in a plan view, the light blocking portion having a first light blocking opening overlapping with the light emitting element, and a second light blocking opening overlapping with the light receiving element; and a protrusion protruding from the light blocking portion toward the element defining film.
    Type: Application
    Filed: December 8, 2022
    Publication date: August 17, 2023
    Inventors: GEE-BUM KIM, BOKWANG SONG, KWANG SOO BAE, DAE-YOUNG LEE, MIN OH CHOI