Patents by Inventor YOONGYEONG BAE

YOONGYEONG BAE 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: 11786990
    Abstract: A laser etching apparatus includes a light source to emit a first laser beam having a first energy profile; and a scanner to radiate a second laser beam upon an object along a circular path, the second laser beam having a second energy profile different from the first energy profile.
    Type: Grant
    Filed: January 20, 2020
    Date of Patent: October 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jooseob Ahn, Taekil Oh, Gyoowan Han, Yeonghwan Ko, Yoongyeong Bae
  • Patent number: 11752577
    Abstract: A laser apparatus may include a laser generator generating at least one a laser beam, which is used as an input light, an optical system converting the input light, which is provided from the laser generator, into a plurality of pattern lights, and a stage, on which a target object is loaded. The output light may be irradiated onto the target object. The optical system may divide the input light into a plurality of divided lights, and the pattern lights may be produced by constructive interference of the plurality of divided lights. A diameter of each of the pattern lights may be smaller than a diameter of the input light.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: September 12, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yeonghwan Ko, Taekil Oh, Gyoowan Han, Jooseob Ahn, Yoongyeong Bae
  • Patent number: 11235510
    Abstract: A protective film peeling apparatus includes a peeling tape, a tape support portion disposed under one side of the peeling tape, a first pressing portion which is disposed on the one side of the peeling and fixes the one side of the peeling tape to the tape support portion, a second pressing portion which is disposed on another side of the peeling tape and presses and attaches the another side of the peeling tape to one side of a dummy portion of a protective film on a panel, and a grip portion disposed on the dummy portion. The tape support portion and the first pressing portion peel the one side of the dummy portion and a predetermined portion of the dummy portion, and the grip portion peel a remaining portion of the dummy portion.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: February 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyeonghee Han, Jekil Ryu, Yoongyeong Bae, Jooseob Ahn, Seongchae Jeong, Inae Han, Gyoowan Han
  • Publication number: 20210364769
    Abstract: A laser device includes a light source generating a laser beam, a stage, and a lens assembly disposed between the light source and the stage and irradiating the laser beam to a substrate disposed on the stage. The lens assembly includes a first lens assembly making divergent the laser beam provided from the light source, a deflector changing a path of the laser beam provided from the first lens assembly, and a second lens assembly condensing the laser beam provided from the deflector and irradiating the condensed laser beam to the substrate.
    Type: Application
    Filed: April 26, 2021
    Publication date: November 25, 2021
    Inventors: Emil ASLANOV, JONGKI KIM, YOONGYEONG BAE, GYOOWAN HAN
  • Publication number: 20210039304
    Abstract: A protective film peeling apparatus includes a peeling tape, a tape support portion disposed under one side of the peeling tape, a first pressing portion which is disposed on the one side of the peeling and fixes the one side of the peeling tape to the tape support portion, a second pressing portion which is disposed on another side of the peeling tape and presses and attaches the another side of the peeling tape to one side of a dummy portion of a protective film on a panel, and a grip portion disposed on the dummy portion. The tape support portion and the first pressing portion peel the one side of the dummy portion and a predetermined portion of the dummy portion, and the grip portion peel a remaining portion of the dummy portion.
    Type: Application
    Filed: October 22, 2020
    Publication date: February 11, 2021
    Inventors: Gyeonghee HAN, Jekil RYU, Yoongyeong BAE, Jooseob AHN, Seongchae JEONG, Inae HAN, Gyoowan HAN
  • Patent number: 10843400
    Abstract: A protective film peeling apparatus includes a peeling tape, a tape support portion disposed under one side of the peeling tape, a first pressing portion which is disposed on the one side of the peeling and fixes the one side of the peeling tape to the tape support portion, a second pressing portion which is disposed on another side of the peeling tape and presses and attaches the another side of the peeling tape to one side of a dummy portion of a protective film on a panel, and a grip portion disposed on the dummy portion. The tape support portion and the first pressing portion peel the one side of the dummy portion and a predetermined portion of the dummy portion, and the grip portion peel a remaining portion of the dummy portion.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyeonghee Han, Jekil Ryu, Yoongyeong Bae, Jooseob Ahn, Seongchae Jeong, Inae Han, Gyoowan Han
  • Patent number: 10741791
    Abstract: A display apparatus includes a substrate having a bending area between a first area and a second area, wherein the substrate is bent in the bending area, a display portion on an upper surface of the substrate and positioned in the first area, and a protective film on a lower surface of the substrate and including a protective film base and an adhesive layer. The protective film base includes a plurality of cavities.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 11, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyojin Kim, Yoongyeong Bae, Ilseob Yoon, Seongchae Jeong, Inae Han, Gyoowan Han
  • Publication number: 20200230740
    Abstract: A laser etching apparatus includes a light source to emit a first laser beam having a first energy profile; and a scanner to radiate a second laser beam upon an object along a circular path, the second laser beam having a second energy profile different from the first energy profile.
    Type: Application
    Filed: January 20, 2020
    Publication date: July 23, 2020
    Inventors: Jooseob AHN, Taekil Oh, Gyoowan Han, Yeonghwan Ko, Yoongyeong Bae
  • Publication number: 20200156187
    Abstract: A laser apparatus may include a laser generator generating at least one a laser beam, which is used as an input light, an optical system converting the input light, which is provided from the laser generator, into a plurality of pattern lights, and a stage, on which a target object is loaded. The output light may be irradiated onto the target object. The optical system may divide the input light into a plurality of divided lights, and the pattern lights may be produced by constructive interference of the plurality of divided lights. A diameter of each of the pattern lights may be smaller than a diameter of the input light.
    Type: Application
    Filed: November 11, 2019
    Publication date: May 21, 2020
    Inventors: Yeonghwan KO, Taekil OH, Gyoowan HAN, Jooseob AHN, Yoongyeong BAE
  • Patent number: 10646957
    Abstract: A method of manufacturing a flexible display panel includes forming a groove in a first area of a layered structure of the flexible display panel, and bending a portion of the first area including the groove from a plane of a second area of the layered structure. The second area extends from the first area. Forming the groove includes radiating a pulsating laser beam along an imaginary line corresponding to the groove such that an overlap ratio between consecutive pulse spots of the pulsating laser beam is greater than or equal to 0.80 and less than or equal to 0.90.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: May 12, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yoongyeong Bae, Ilseob Yoon, Seongchae Jeong, Inae Han, Gyoowan Han
  • Publication number: 20200111994
    Abstract: A display apparatus includes a substrate having a bending area between a first area and a second area, wherein the substrate is bent in the bending area, a display portion on an upper surface of the substrate and positioned in the first area, and a protective film on a lower surface of the substrate and including a protective film base and an adhesive layer. The protective film base includes a plurality of cavities.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 9, 2020
    Inventors: HYOJIN KIM, YOONGYEONG BAE, ILSEOB YOON, SEONGCHAE JEONG, INAE HAN, GYOOWAN HAN
  • Patent number: 10522785
    Abstract: A display apparatus includes a substrate having a bending area between a first area and a second area, wherein the substrate is bent in the bending area, a display portion on an upper surface of the substrate and positioned in the first area, and a protective film on a lower surface of the substrate and including a protective film base and an adhesive layer. The protective film base includes a plurality of cavities.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: December 31, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyojin Kim, Yoongyeong Bae, Ilseob Yoon, Seongchae Jeong, Inae Han, Gyoowan Han
  • Publication number: 20190129188
    Abstract: The laser apparatus includes a laser generator configured to generate at least one input beam traveling from one side to the other side in one direction and an optical system including an F-theta lens, which includes a plurality of spherical lenses.
    Type: Application
    Filed: November 1, 2018
    Publication date: May 2, 2019
    Inventors: Emil ASLANOV, Jekil RYU, Yoongyeong BAE, Jooseob AHN, Gyoowan HAN
  • Publication number: 20190111612
    Abstract: A protective film peeling apparatus includes a peeling tape, a tape support portion disposed under one side of the peeling tape, a first pressing portion which is disposed on the one side of the peeling and fixes the one side of the peeling tape to the tape support portion, a second pressing portion which is disposed on another side of the peeling tape and presses and attaches the another side of the peeling tape to one side of a dummy portion of a protective film on a panel, and a grip portion disposed on the dummy portion. The tape support portion and the first pressing portion peel the one side of the dummy portion and a predetermined portion of the dummy portion, and the grip portion peel a remaining portion of the dummy portion.
    Type: Application
    Filed: July 16, 2018
    Publication date: April 18, 2019
    Inventors: Gyeonghee HAN, Jekil RYU, Yoongyeong BAE, Jooseob AHN, Seongchae JEONG, Inae HAN, Gyoowan HAN
  • Publication number: 20180182983
    Abstract: A method of manufacturing a flexible display panel includes forming a groove in a first area of a layered structure of the flexible display panel, and bending a portion of the first area including the groove from a plane of a second area of the layered structure. The second area extends from the first area. Forming the groove includes radiating a pulsating laser beam along an imaginary line corresponding to the groove such that an overlap ratio between consecutive pulse spots of the pulsating laser beam is greater than or equal to 0.80 and less than or equal to 0.90.
    Type: Application
    Filed: February 17, 2017
    Publication date: June 28, 2018
    Inventors: Yoongyeong BAE, Ilseob YOON, Seongchae JEONG, Inae HAN, Gyoowan HAN
  • Publication number: 20180166652
    Abstract: A display apparatus includes a substrate having a bending area between a first area and a second area, wherein the substrate is bent in the bending area, a display portion on an upper surface of the substrate and positioned in the first area, and a protective film on a lower surface of the substrate and including a protective film base and an adhesive layer. The protective film base includes a plurality of cavities.
    Type: Application
    Filed: November 30, 2017
    Publication date: June 14, 2018
    Inventors: HYOJIN KIM, YOONGYEONG BAE, ILSEOB YOON, SEONGCHAE JEONG, INAE HAN, GYOOWAN HAN