Patents by Inventor Jong Ik Lee

Jong Ik 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: 20200279979
    Abstract: A light emitting device including a first light emitting cell, a second light emitting cell, and a third light emitting cell each including a first conductivity type semiconductor layer, an active layer, and a second conductivity type semiconductor layer, pads electrically connected to the first, second, and third light emitting cells, a first wavelength converter configured to convert a wavelength of light emitted from the first light emitting cell into a first wavelength, and a second wavelength converter configured to convert a wavelength of light emitted from the second light emitting cell into a second wavelength longer than the first wavelength, in which the first light emitting cell has a larger area than the third light emitting cell, and the second light emitting cell has a larger area than the first light emitting cell.
    Type: Application
    Filed: September 27, 2018
    Publication date: September 3, 2020
    Inventors: Chung Hoon LEE, Sung Su SON, Jong Ik LEE, Jae Hee LIM, Motonobu TAKEYA, Seung Sik HONG
  • Publication number: 20200075826
    Abstract: A display apparatus and a method of manufacturing the same are disclosed. The display apparatus includes at least one light emitting diode chip, a conductive portion disposed under the light emitting diode chip and coupled to the light emitting diode chip, and an insulating material surrounding the conductive portion. The conductive portion includes a first conductive portion and a second conductive portion, and the insulating material is formed to expose at least a portion of the upper surfaces of the first conductive portion and the second conductive portion.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 5, 2020
    Inventors: Motonobu TAKEYA, Jong Ik LEE
  • Publication number: 20200028046
    Abstract: A display device and a manufacturing method thereof, wherein the display device includes a light emitting diode chip, including: a light emitting structure which includes a first conductive semiconductor layer, a second conductive semiconductor layer, and an active layer interposed between the first and second conductive semiconductor layers; a second electrode which is electrically connected to the second conductive semiconductor layer; an insulation unit which is disposed to cover a part of the top surface of the second electrode and side surfaces of the light emitting structure; and a second fixed part which covers the top surface of the insulation unit and is electrically connected to the second electrode, and at least a part of which extends to the side surfaces of the light emitting structure.
    Type: Application
    Filed: March 7, 2018
    Publication date: January 23, 2020
    Applicant: Seoul Semiconductor Co., Ltd.
    Inventors: Young Hyun KIM, Motonobu TAKEYA, Jong Ik LEE, Sung Su Son
  • Patent number: 10497845
    Abstract: A display apparatus and a method of manufacturing the same are disclosed. The display apparatus includes: a light emitting diode chip; and a first substrate electrode and a second substrate electrode disposed under the light emitting diode chip and electrically connected to the light emitting diode chip, the first substrate electrode and the second substrate electrode being electrically insulated from each other, wherein at least a portion of at least one of the first substrate electrode and the second substrate electrode protrudes above its surroundings. The light emitting diode chip can have a high current density, despite a small amount of current being supplied to the light emitting diode chip through reduction in luminous area.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: December 3, 2019
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Jong Ik Lee
  • Publication number: 20190288049
    Abstract: Disclosed are a display apparatus and a method of manufacturing the same. The display apparatus includes a light emitting part including a plurality of light emitting diodes; and a thin film transistor (TFT) panel part configured to drive the plurality of light emitting diodes. The plurality of light emitting diodes are electrically connected to the plurality of TFTs, respectively, by a layer disposed between the light emitting diode part and the TFT panel part.
    Type: Application
    Filed: June 4, 2019
    Publication date: September 19, 2019
    Inventors: Motonobu Takeya, Jong Ik Lee, Young Hyun Kim
  • Publication number: 20190229097
    Abstract: A displaying apparatus including: a panel substrate; a plurality of light emitting devices arranged on the panel substrate; and at least one connection tip disposed on one surface of each of the light emitting devices. Each of the light emitting devices includes a light emitting structure including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer interposed between the first and second conductivity type semiconductor layers; and first and second electrode pads disposed on the light emitting structure.
    Type: Application
    Filed: December 3, 2018
    Publication date: July 25, 2019
    Inventors: Motonobu TAKEYA, Seong Su Son, Jong Ik Lee, Jae Hee Lim, Jong Hyeon Chae, Seung Sik Hong
  • Patent number: 10332949
    Abstract: Disclosed are a display apparatus and a method of manufacturing the same. The display apparatus includes a light emitting part including a plurality of light emitting diodes; and a thin film transistor (TFT) panel part configured to drive the plurality of light emitting diodes. A first side of the light emitting part and a first side of the TFT panel part are coupled to each other so as to face each other. The plurality of light emitting diodes are electrically connected to the plurality of TFTs, respectively.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: June 25, 2019
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Jong Ik Lee, Young Hyun Kim
  • Patent number: 10096647
    Abstract: A display apparatus including a light emitting diode part including a plurality of regularly arranged light emitting diodes, and a TFT panel part configured to drive the light emitting diode part. The light emitting diode part includes a transparent electrode, the light emitting diodes regularly disposed on a first surface of the transparent electrode and electrically connected to the transparent electrode, a plurality of first reflective electrodes disposed at sides of the light emitting diodes, surrounding the light emitting diodes, and electrically connected to the transparent electrode, and a plurality of second reflective electrodes electrically connected to the light emitting diodes, respectively, and reflecting light emitted from the light emitting diodes.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: October 9, 2018
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Young Hyun Kim, Jong Ik Lee
  • Publication number: 20180287030
    Abstract: A light emitting diode apparatus including a substrate, a plurality of light emitting diodes regularly arranged on the substrate and configured to emit ultraviolet (UV) light, the light emitting diodes including first, second, and third sub-light emitting diodes, a plurality of phosphor layers disposed on the light emitting diodes and to convert the wavelength of light emitted from the light emitting diodes, the phosphor layers including first, second, and third phosphor layers disposed on the first, second, and third sub-light emitting diodes, respectively, and a control unit configured to supply power to the light emitting diodes, in which the phosphor layers are spaced apart from each other by a blocking region, and the control unit is configured to cause at least a portion of the light emitting diodes to emit light.
    Type: Application
    Filed: June 4, 2018
    Publication date: October 4, 2018
    Inventors: Motonobu TAKEYA, Young Hyun KIM, Jong Ik LEE, Kwang Yong OH
  • Publication number: 20180277728
    Abstract: A display apparatus and a method of manufacturing the same are disclosed. The display apparatus includes: a light emitting diode chip; and a first substrate electrode and a second substrate electrode disposed under the light emitting diode chip and electrically connected to the light emitting diode chip, the first substrate electrode and the second substrate electrode being electrically insulated from each other, wherein at least a portion of at least one of the first substrate electrode and the second substrate electrode protrudes above its surroundings. The light emitting diode chip can have a high current density, despite a small amount of current being supplied to the light emitting diode chip through reduction in luminous area.
    Type: Application
    Filed: March 26, 2018
    Publication date: September 27, 2018
    Inventors: Motonobu TAKEYA, Jong Ik LEE
  • Patent number: 10068884
    Abstract: A display apparatus including a first substrate including a plurality of light emitting diodes regularly disposed thereon, a second substrate including a thin-film transistor (TFT) panel part including a plurality of TFTs configured to drive the light emitting diodes, and a third substrate including a light converter configured to convert light emitted from the first substrate, in which the first substrate and the second substrate are coupled to face each other, the light emitting diodes are electrically connected to the TFTs, respectively, the first substrate and the third substrate are coupled to face each other, and light emitted from the light emitting diodes is converted into at least one of blue light, green light, and red light through the light converter.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: September 4, 2018
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Young Hyun Kim, Jong Ik Lee
  • Patent number: 9997688
    Abstract: A display apparatus and a method of manufacturing the same includes a plurality of light emitting diode modules each including a plurality of light emitting diodes regularly arranged therein, and a substrate including a drive unit driving the plurality of light emitting diodes. The substrate is coupled to the plurality of light emitting diode modules such that they oppose each other; and, the drive unit is electrically connected to the plurality of light emitting diodes.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: June 12, 2018
    Assignee: Seoul Semiconducter Co., Ltd.
    Inventors: Motonobu Takeya, Young Hyun Kim, Jong Ik Lee, Kwang Yong Oh
  • Patent number: 9978727
    Abstract: A display apparatus including a light emitting diode part including a plurality of regularly arranged light emitting diodes, and a thin-film transistor (TFT) panel part including a plurality of TFTs configured to drive the light emitting diodes disposed on the TFT panel part. The light emitting diode part further includes a transparent substrate disposed on the light emitting diodes, and a phosphor layer disposed on the transparent substrate and configured to emit at least one of blue light, green light, and red light by converting at least a portion of a wavelength of light emitted from the light emitting diodes, in which a thickness of the transparent substrate is less than a thickness of the phosphor layer.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: May 22, 2018
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Young Hyun Kim, Jong Ik Lee
  • Publication number: 20180052892
    Abstract: Disclosed are a method and an apparatus for calculating similarity of life log data, the method including: producing, by a life log data producing unit, a plurality of life log data on a daily basis, in which at least one estimated activity state is indicated for each predetermined time section, by matching a user's position information per time period and a user's motion state information per time period with an estimated activity table in which the user's estimated activity states are defined in advance; converting, by a modified life log data producing unit, the plurality of life logs data into a plurality of modified life log data which is indicated for each merged time section made by merging a preset number of continuous time sections; and calculating, by a similarity calculating unit, life log similarity among the plurality of modified life log data by comparing the plurality of modified life log data for each merged time section.
    Type: Application
    Filed: July 20, 2017
    Publication date: February 22, 2018
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: We Duke CHO, Kyu Pil LEE, Sun Taag CHOE, Jong Ik LEE
  • Publication number: 20180012949
    Abstract: Disclosed are a display apparatus and a method of manufacturing the same. The display apparatus includes a light emitting part including a plurality of light emitting diodes; and a thin film transistor (TFT) panel part configured to drive the plurality of light emitting diodes. A first side of the light emitting part and a first side of the TFT panel part are coupled to each other so as to face each other. The plurality of light emitting diodes are electrically connected to the plurality of TFTs, respectively.
    Type: Application
    Filed: July 6, 2017
    Publication date: January 11, 2018
    Inventors: Motonobu TAKEYA, Jong Ik LEE, Young Hyun KIM
  • Publication number: 20170358624
    Abstract: A display apparatus including a light emitting diode part including a plurality of regularly arranged light emitting diodes, and a TFT panel part configured to drive the light emitting diode part. The light emitting diode part includes a transparent electrode, the light emitting diodes regularly disposed on a first surface of the transparent electrode and electrically connected to the transparent electrode, a plurality of first reflective electrodes disposed at sides of the light emitting diodes, surrounding the light emitting diodes, and electrically connected to the transparent electrode, and a plurality of second reflective electrodes electrically connected to the light emitting diodes, respectively, and reflecting light emitted from the light emitting diodes.
    Type: Application
    Filed: June 13, 2017
    Publication date: December 14, 2017
    Inventors: Motonobu TAKEYA, Young Hyun KIM, Jong Ik LEE
  • Publication number: 20170287887
    Abstract: A display apparatus including a first substrate including a plurality of light emitting diodes regularly disposed thereon, a second substrate including a thin-film transistor (TFT) panel part including a plurality of TFTs configured to drive the light emitting diodes, and a third substrate including a light converter configured to convert light emitted from the first substrate, in which the first substrate and the second substrate are coupled to face each other, the light emitting diodes are electrically connected to the TFTs, respectively, the first substrate and the third substrate are coupled to face each other, and light emitted from the light emitting diodes is converted into at least one of blue light, green light, and red light through the light converter.
    Type: Application
    Filed: March 31, 2017
    Publication date: October 5, 2017
    Inventors: Motonobu TAKEYA, Young Hyun KIM, Jong Ik LEE
  • Publication number: 20170250329
    Abstract: A display apparatus and a method of manufacturing the same includes a plurality of light emitting diode modules each including a plurality of light emitting diodes regularly arranged therein, and a substrate including a drive unit driving the plurality of light emitting diodes. The substrate is coupled to the plurality of light emitting diode modules such that they oppose each other; and, the drive unit is electrically connected to the plurality of light emitting diodes.
    Type: Application
    Filed: February 27, 2017
    Publication date: August 31, 2017
    Inventors: Motonobu TAKEYA, Young Hyun KIM, Jong Ik LEE, Kwang Yong OH
  • Publication number: 20170250164
    Abstract: A display apparatus including a light emitting diode part including a plurality of regularly arranged light emitting diodes, and a thin-film transistor (TFT) panel part including a plurality of TFTs configured to drive the light emitting diodes disposed on the TFT panel part. The light emitting diode part further includes a transparent substrate disposed on the light emitting diodes, and a phosphor layer disposed on the transparent substrate and configured to emit at least one of blue light, green light, and red light by converting at least a portion of a wavelength of light emitted from the light emitting diodes, in which a thickness of the transparent substrate is less than a thickness of the phosphor layer.
    Type: Application
    Filed: February 27, 2017
    Publication date: August 31, 2017
    Inventors: Motonobu TAKEYA, Young Hyun KIM, Jong Ik LEE
  • Publication number: 20170212360
    Abstract: Provided is a glasses-free 3D display device capable of implementing a 3D image by directly forming a left image and a right image of an object on a left eye and a right eye, and including: an ocular lens having a curved structure in which a convex portion bulges outwards from a center of the ocular lens, and of which a horizontal length is longer than an interpupillary distance of a user; and a pair of achromatic prisms placed at front sides of a left curved surface and a right curved surface of the convex portion, wherein the achromatic prisms enable optical paths to be corrected so that chromatic aberration, a change in optical axis, and nonlinear distortion are corrected, and the corrected images are magnified and formed on the retina of the eyes while passing through the ocular lens, and thus adjustment of the interpupillary distance is unnecessary.
    Type: Application
    Filed: November 3, 2016
    Publication date: July 27, 2017
    Inventors: Hee-bong YANG, Jong Ik Lee