Patents by Inventor Gee-Bum Kim

Gee-Bum Kim 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).

  • Patent number: 12249174
    Abstract: A display device may include a sensor layer, a substrate, a pixel layer, and a black matrix. The sensor layer may include photo sensors. The substrate may be positioned on the sensor layer. The pixel layer may be positioned on the substrate and may include pixels. The substrate may be positioned between the sensor layer and the pixel layer. The pixels may include pixel electrodes. The black matrix may be positioned on the pixel layer, may include first-set openings respectively overlapping with the pixel electrodes, and may include second-set openings not overlapping with any pixel electrodes of the display device in a direction perpendicular to the substrate. The pixel layer may be positioned between the substrate and the black matrix.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: March 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Gee Bum Kim, Jae Ik Lim, Tae Hoon Yang, Dae Young Lee, Seong Min Cho, Beohm Rock 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: 12223129
    Abstract: A device comprises a substrate, a plurality of emission portions disposed on the substrate and emitting light, a plurality of light sensing portions disposed on the substrate and sensing an incident light, a bank layer partitioning the plurality of emission portions and the plurality of light sensing portions, and a touch sensing layer disposed on the bank layer. The touch sensing layer comprises a first touch insulating pattern disposed on the bank layer and partitioning a light opening overlapping the plurality of light sensing portions and a touch electrode disposed on the first touch insulating pattern. A cross-sectional shape of the first touch insulating pattern has a reverse tapered shape having a width that decreases towards a top surface of the substrate.
    Type: Grant
    Filed: June 15, 2023
    Date of Patent: February 11, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soo Yeong Hong, Gee Bum Kim, Sang Woo Kim, Kwang Soo Bae, Bo Kwang Song
  • 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
  • Patent number: 12213367
    Abstract: A display device includes: a display panel including a pixel having an emissive area, and a sensor having a sensing area; and an anti-reflection layer on the display panel, the anti-reflection layer including: a light blocking layer having a first opening overlapping with the emissive area, a second opening overlapping with the sensing area, and an intermediate opening between the first opening and the second opening; a color filter covering the first opening; an over-coating layer on the light blocking layer, and covering the color filter; and a light blocking pattern on the over-coating layer, and overlapping with an area between the intermediate opening and the first opening.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: January 28, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bokwang Song, Gee-Bum Kim, Kwang Soo Bae, Dae-Young Lee, Min Oh Choi
  • Publication number: 20250021198
    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: September 30, 2024
    Publication date: January 16, 2025
    Inventors: Jungha SON, Gee-Bum KIM, Sangwoo KIM, Kijune LEE, Taekyung AHN, Byung Han YOO, Jaeik LIM, Chaungi CHOI
  • Patent number: 12171133
    Abstract: A display device includes a base layer, and a pixel layer disposed on the base layer. The pixel layer includes reference pixel units and photo-sensing elements. Each of the reference pixel units includes a first light-emitting element, a second light-emitting element, and a third light-emitting element. Each of the photo-sensing elements is interposed between two second light-emitting elements adjacent to each other in a first direction, and at least one of the first light-emitting element or the third light-emitting element includes a plurality of sub-light-emitting elements electrically connected to each other.
    Type: Grant
    Filed: September 7, 2023
    Date of Patent: December 17, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD
    Inventors: Kwang Soo Bae, Gee-Bum Kim, Bokwang Song, Min Oh Choi
  • Patent number: 12150370
    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: August 10, 2023
    Date of Patent: November 19, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Ik Lim, Gee Bum Kim, Byung Han Yoo, Dae Young Lee, Chaun Gi Choi
  • Patent number: 12144199
    Abstract: A display device includes a substrate. A first electrode is disposed on the substrate. A pixel definition layer is disposed on the substrate. A second electrode is disposed on the first electrode and the pixel definition layer. An organic emission layer is disposed between the first electrode and the second electrode. A planarization layer is disposed on the second electrode. A low refractive index layer is disposed on the planarization layer and overlaps the pixel definition layer. A high refractive index layer is disposed on the planarization layer and overlaps the second electrode. The high refractive index layer has a higher refractive index than that of the low refractive index layer.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: November 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Suk Kim, Gee-Bum Kim, Sung Kook Park
  • Patent number: 12137596
    Abstract: The display device includes a display panel and an input detection member. The input detection member includes a first conductive pattern, a first insulating layer covering the first conductive pattern, a second conductive pattern disposed on the first insulating layer, and a second insulating layer covering the second conductive pattern. Both the first insulating layer and the second insulating layer include an organic material. The refractive index of the second insulating layer is greater than that of the first insulating layer.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: November 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jungha Son, Gee-Bum Kim, Sangwoo Kim, Kijune Lee, Taekyung Ahn, Byung Han Yoo, Jaeik Lim, Chaungi Choi
  • Publication number: 20240365601
    Abstract: A display module includes: a base layer; a pixel definition layer on the base layer, and having a first opening and a second opening; and an element layer including: a light emitting element corresponding to the first opening, and including: a first light emitting electrode on the base layer; a light emitting layer on the first light emitting electrode; and a second light emitting electrode on the light emitting layer; and a light receiving element corresponding to the second opening, and including: a first light receiving electrode on the base layer; a light receiving layer on the first light receiving electrode; a second light receiving electrode on the light receiving layer; and an optical compensation layer between the first light receiving electrode and the light receiving layer, and not overlapping with the first light emitting electrode in a plan view, the optical compensation layer including a transparent conductive oxide.
    Type: Application
    Filed: April 9, 2024
    Publication date: October 31, 2024
    Inventors: GEE-BUM KIM, KWANG SOO BAE, BOKWANG SONG, MIN OH CHOI, Soo Yeong HONG
  • Publication number: 20240365633
    Abstract: A display device is disclosed that includes an active area including a first active area and a second active area, pixels disposed in the first active area and the second active area and including respective light emitting elements, a first optical sensor disposed in the first active area and including a first photoelectric conversion element, a second optical sensor disposed in the second active area and including a second photoelectric conversion element, a light blocking member disposed in the first active area and the second active area, including first openings exposing the light emitting elements and a second opening exposing the first photoelectric conversion element, and covering the second photoelectric conversion element, and a first color filter and a second color filter disposed on the light blocking member and overlapping each other above the second photoelectric conversion element.
    Type: Application
    Filed: January 11, 2024
    Publication date: October 31, 2024
    Inventors: Bo Kwang SONG, Gee Bum KIM, Kwang Soo BAE, Min Oh CHOI
  • Patent number: 12133443
    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 light blocking member provided on the encapsulation layer, wherein the light blocking member Includes openings overlapping the light emitting elements and the light receiving element; and a color filter provided on the encapsulation layer and covering the light blocking member 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 light blocking member overlaps one of the light emitting layers and the light receiving layer.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: October 29, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Suk Kim, Gee Bum Kim, Tae Hoon Yang, Byeong Wook Yoo, Dae Young Lee, Keum Dong Jung
  • Patent number: 12125863
    Abstract: A display apparatus includes a biometric information sensing layer including a sensor, a display module disposed on the biometric information sensing layer and including a plurality of pixels, and an optical pattern layer disposed between the biometric information sensing layer and the display module and including a light shielding part and a transmission part. The light shielding part includes a plurality of light shielding layers. The transmission part has a light transmittance greater than a light transmittance of the light shielding part. A plurality of holes is defined in each of the light shielding layers. The transmission part fills the holes and portions between the light shielding layers.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: October 22, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gee-Bum Kim, Chaungi Choi, Byung Han Yoo, Dae-Young Lee, Yunjong Yeo, Hyunmin Cho
  • Patent number: 12105918
    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: February 10, 2023
    Date of Patent: October 1, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jungha Son, Gee-Bum Kim, Sangwoo Kim, Kijune Lee, Taekyung Ahn, Byung Han Yoo, Jaeik Lim, Chaungi Choi
  • Publication number: 20240310952
    Abstract: A display device includes unit pixels, each unit pixel including display pixels and a light sensing pixel, touch electrodes sensing a touch and, when viewed in a plan view, surrounding a first region where each of at least two display pixels is disposed and a second region where the light sensing pixel and one of the display pixels that is different from the at least two display pixels are disposed, and a main driving circuit receiving a light sensing signal from the light sensing pixel and sensing a fingerprint by analyzing the light sensing signal. The touch electrodes define at least one open area in which no touch electrode is formed between the light sensing pixel and at least one display pixel in each unit pixel.
    Type: Application
    Filed: December 4, 2023
    Publication date: September 19, 2024
    Inventors: GEE BUM KIM, BO KWANG SONG, KWANG SOO BAE, DAE YOUNG LEE, MIN OH CHOI
  • Publication number: 20240292717
    Abstract: A display device includes a glass located in a display area of a lens, a display panel including an OLED on a semiconductor wafer substrate, and a reflective member to reflect display light exiting from the display panel toward the glass. The display panel may include an emissive layer including the OLED, an encapsulation layer on the emissive layer, and a light control pattern layer on the encapsulation layer and including an organic film pattern and a planarization film covering an upper surface of the encapsulation layer including the organic film pattern. The organic film pattern is arranged in line with a second color pixel and a third color pixel among a first color pixel, the second color pixel, and the third color pixel, and forms an opening in the first color pixel. A side surface of the organic film pattern adjacent to the opening may include a slope inclined at an angle in the first color pixel.
    Type: Application
    Filed: November 13, 2023
    Publication date: August 29, 2024
    Inventors: Bo Kwang SONG, Gee Bum KIM, Kwang Soo BAE, Min Oh CHOI, Soo Yeong HONG
  • Publication number: 20240249552
    Abstract: A display device includes: a display panel including a light emitting element and a photosensitive element; an input sensor comprising a sensing electrode on the display panel; and an anti-reflection layer on the input sensor. The anti-reflection layer includes: a light shielding pattern having a first opening corresponding to the light emitting element and a second opening corresponding to the photosensitive element. The sensing electrode includes a plurality of line portions, the plurality of line portions includes a first line portion overlapping the light shielding pattern and arranged between the first opening and the second opening on a plane. A distance between the first line portion and an edge of the second opening is less than a distance between the first line portion and an edge of the first opening.
    Type: Application
    Filed: March 4, 2024
    Publication date: July 25, 2024
    Inventors: KWANG SOO BAE, GEE-BUM KIM, BOKWANG SONG, DAE-YOUNG LEE, MIN OH CHOI
  • Publication number: 20240237475
    Abstract: A display device including: a substrate; first to third light emitting portions on the substrate; a light sensing portion on the substrate and configured to sense an incident light, a light blocking layer having a light blocking opening that overlaps the light sensing portion; a first color filter on the first light emitting portion, and configured to transmit the first light, and block the second light and the third light; a second color filter on the second light emitting portion, overlapping the light blocking opening, and configured to transmit the second light, and block the first light and the third light; a third color filter on the third light emitting portion, and configured to transmit the third light, and block the first light and the second light; and a first light blocking pattern on the second color filter and overlapping a portion of the light blocking opening.
    Type: Application
    Filed: July 24, 2023
    Publication date: July 11, 2024
    Inventors: Min Oh CHOI, Kwang Soo BAE, Gee Bum KIM, Bo Kwang SONG, Soo Yeong HONG
  • Publication number: 20240237470
    Abstract: A display device has a base layer, including light-emitting regions of first to third colors, respectively, at least one light-receiving region, and a non-light-emitting region surrounding the light-emitting regions and the at least one light-receiving region; a display element layer disposed on the base layer, including first to third light-emitting elements each corresponding to the light-emitting regions of the first to third colors, respectively, and a light-receiving element corresponding to the at least one light-receiving region; and a color filter layer disposed on the display element layer and including first to third color filters, first regions each having one color filter corresponding to a respective one of the first to third color filters disposed therein and each overlapping a respective one of the first to third color light-emitting regions, and a second region in which two different color filters of the first to third color filters are stacked.
    Type: Application
    Filed: September 15, 2023
    Publication date: July 11, 2024
    Inventors: KWANG SOO BAE, GEE-BUM KIM, BOKWANG SONG, MIN OH CHOI, SOO YEONG HONG