Patents Assigned to Semicon Light Co., LTD
  • Patent number: 11600755
    Abstract: Disclosed is a semiconductor light emitting device comprising: a substrate; a first semiconductor layer, which is provided on the substrate and has a first conductivity; an active layer, which is provided on the first semiconductor layer and generates ultraviolet light by electron-hole recombination; a second semiconductor layer, which is provided on the active layer and has a second conductivity different from the first conductivity; a first electrode electrically connected to the first semiconductor layer; a second electrode electrically connected to the second semiconductor layer; a second region that includes a plurality of protruded parts of the active layer and the second semiconductor layer protruded from the first semiconductor layer as seen in cross-sectional view and recesses between the protruded parts; and a first region surrounding the second region.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: March 7, 2023
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Young Un Gil
  • Patent number: 11309457
    Abstract: Disclosed is a semiconductor light emitting device characterized by being a flip chip including: a plurality of semiconductor layers, which includes a first semiconductor layer having a first conductivity, a second semiconductor layer having a second conductivity different from the first conductivity type, and an active layer interpositioned between the first and second semiconductor layers and adapted to generate light by electron-hole recombination; an insulating layer, which is formed on the plurality of semiconductor layers and has openings; and an electrode formed on the insulating layer and electrically connected to the plurality of semiconductor layers through the opening, wherein the electrode has a top face and a bottom face, with the top face having a smaller area than the bottom face.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: April 19, 2022
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Geun Mo Jin, Jun Chun Park, Yeon Ho Jeong, Il Gyun Choi
  • Patent number: 11038086
    Abstract: Disclosed is a semiconductor light emitting device including: a body with a bottom part having at least one hole formed therein; a semiconductor light emitting device chip to be placed in each of the at least one hole, with the semiconductor light emitting device chip being comprised of a plurality of semiconductor layers including an active layer for generating light by electron-hole recombination, and an electrode electrically connected to the plurality of semiconductor layers; and an encapsulating member for covering the semiconductor light emitting device chip, wherein a hole—defining inner face of the bottom part has a plurality of angles of inclination.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: June 15, 2021
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Kyoung Min Kim, Eun Hyun Park, Young Kwan Cho, Gye Oul Jeong, Dong So Jung, Seung Ho Baek, Eung Suk Park, Hye Ji Rhee
  • Patent number: 10930832
    Abstract: Disclosed is a method for manufacturing a semiconductor light emitting device, the method including: providing a mask having a plurality of openings on a base; placing semiconductor light emitting chips on exposed portions of the base through the openings, respectively, by a device carrier which recognizes a shape of the mask and calibrates position for a semiconductor light emitting chip to be seated; and supplying an encapsulant to each of the openings, with the mask serving as a dam.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: February 23, 2021
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Seung Ho Baek, Da Rae Lee, Bong Hwan Kim, Dong So Jung
  • Publication number: 20200287088
    Abstract: Disclosed is a semiconductor light emitting device characterized by being a flip chip including: a plurality of semiconductor layers, which includes a first semiconductor layer having a first conductivity, a second semiconductor layer having a second conductivity different from the first conductivity type, and an active layer interpositioned between the first and second semiconductor layers and adapted to generate light by electron-hole recombination; an insulating layer, which is formed on the plurality of semiconductor layers and has openings; and an electrode formed on the insulating layer and electrically connected to the plurality of semiconductor layers through the opening, wherein the electrode has a top face and a bottom face, with the top face having a smaller area than the bottom face.
    Type: Application
    Filed: January 5, 2017
    Publication date: September 10, 2020
    Applicants: SEMICON LIGHT CO., LTD., SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun JEON, Geun Mo JIN, Jun Chun PARK, Yeon Ho JEONG, Il Gyun CHOI
  • Patent number: 10763415
    Abstract: Disclosed is a method for manufacturing a semiconductor light emitting device, the method including: providing a mask having a plurality of openings on a base; placing semiconductor light emitting chips on exposed portions of the base through the openings, respectively, by a device carrier which recognizes a shape of the mask and calibrates position for a semiconductor light emitting chip to be seated; and supplying an encapsulant to each of the openings, with the mask serving as a dam.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: September 1, 2020
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Seung Ho Baek, Da Rae Lee, Bong Hwan Kim, Dong So Jung
  • Patent number: 10535798
    Abstract: The present disclosure relates to a semiconductor light emitting device, comprising: a plurality of semiconductor layers that grows sequentially on a growth substrate, with the plurality of semiconductor layers including a first semiconductor layer having a first conductivity, a second semiconductor layer having a second conductivity different from the first conductivity, and an active layer interposed between the first semiconductor layer and the second semiconductor layer, generating a light with a first wavelength via electron-hole recombination; a first electrode, supplying either electrons or holes to the plurality of semiconductor layers; a second electrode, supplying, to the plurality of semiconductor layers, electrons if the holes are supplied by the first electrode, or holes if the electrons are supplied by the first electrode; a phosphor part provided over the first semiconductor layer on the side of the growth substrate, converting the light with the first wavelength generated in the active layer i
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: January 14, 2020
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Eun Hyun Park, Yong Deok Kim
  • Patent number: 10468558
    Abstract: The present disclosure relates to a semiconductor light emitting device and a method for manufacturing the same, in which the semiconductor light emitting device includes a semiconductor light emitting chip having a semiconductor light emitting part for generating light by electron-hole recombination, and at least one electrode electrically connected to the semiconductor light emitting part; a wall placed on a lateral side of the semiconductor light emitting part, with the wall having an elevated upper end caused by surface tension effects; and an encapsulant arranged in a bowl that is defined by the upper end of the wall and the semiconductor light emitting part, with the encapsulant for transmitting therethrough a light from the semiconductor light emitting part.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: November 5, 2019
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Seung Ho Baek, Soo Kun Jeon
  • Patent number: 10411176
    Abstract: Disclosed is a method for manufacturing a semiconductor light emitting device, the method including: providing a mask having a plurality of openings on a base; placing semiconductor light emitting chips on exposed portions of the base through the openings, respectively, by a device carrier which recognizes a shape of the mask and calibrates position for a semiconductor light emitting chip to be seated; and supplying an encapsulant to each of the openings, with the mask serving as a dam.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: September 10, 2019
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Seung Ho Baek, Da Rae Lee, Bong Hwan Kim, Dong So Jung
  • Publication number: 20190081221
    Abstract: Disclosed is a semiconductor light emitting device including: a body with a bottom part having at least one hole formed therein; a semiconductor light emitting device chip to be placed in each of the at least one hole, with the semiconductor light emitting device chip being comprised of a plurality of semiconductor layers including an active layer for generating light by electron-hole recombination, and an electrode electrically connected to the plurality of semiconductor layers; and an encapsulating member for covering the semiconductor light emitting device chip, wherein a hole—defining inner face of the bottom part has a plurality of angles of inclination.
    Type: Application
    Filed: March 7, 2017
    Publication date: March 14, 2019
    Applicant: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun JEON, Kyoung Min KIM, Eun Hyun PARK, Young Kwan CHO, Gye Oul JEONG, Dong So JUNG, Seung Ho BAEK, Eung Suk PARK, Hye Ji RHEE
  • Patent number: 10205060
    Abstract: Disclosed is a semiconductor light emitting device, including: a plurality of semiconductor layers; a non-conductive reflective film coupled to the plurality of the semiconductor layers; and one or more electrodes formed on the non-conductive reflective film and electrically connected to the plurality of semiconductor layers, in which the one or more electrodes respectively include a lower electrode layer for reflecting light generated in the active layer and then passed the non-conductive reflective film, and an upper electrode layer arranged on the lower electrode layer for preventing a foreign material from penetrating into the lower electrode layer.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: February 12, 2019
    Assignee: SEMICON LIGHT CO., LTD.
    Inventor: Soo Kun Jeon
  • Patent number: 10158047
    Abstract: Disclosed is a semiconductor light emitting device including: a plurality of semiconductor layers; a first non-conductive reflective film formed on the plurality of semiconductor layer to reflect light from the active layer, wherein the first non-conductive reflective film includes multiple layers and has a first incident angle as the Brewster angle; a second non-conductive reflective film formed on the first non-conductive reflective film to reflect light transmitted through the first non-conductive reflective film, wherein the second non-conductive reflective film includes multiple layers, with part of which being made of a different material from the first non-conductive reflective film, and has a second incident angle as the Brewster angle, different from the first incident angle; and an electrode electrically connected to one of the plurality of semiconductor layers.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: December 18, 2018
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Jun Chun Park, Il Gyun Choi, Sung Gi Lee, Dae Soo Soul, Tea Jin Kim, Yeon Ho Jeong, Geun Mo Jin, Sung Chan Lee
  • Patent number: 10032960
    Abstract: Disclosed is a semiconductor light emitting device including: multiple semiconductor layers including a first semiconductor layer, a second semiconductor layer, and an active layer; an electrode electrically connected with the multiple semiconductor layers; a light absorption barrier disposed about at least the electrode; and a non-conductive reflective film adapted to cover the multiple semiconductor layers, the light absorption barrier and the electrode and to reflect light from the active layer, wherein the non-conductive reflective film has an abnormal region of a lower reflectivity around the electrode due to a height difference between the light absorption barrier and the electrode, wherein a portion of the non-conductive reflective film exposed from the electrode is made longer than the abnormal region as seen in a cross-sectional view of the electrode.
    Type: Grant
    Filed: June 3, 2015
    Date of Patent: July 24, 2018
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Tae Hyun Kim, Tea Jin Kim, Jun Chun Park, Byeong Seob Kim, Jong Won Kim, Ki Man Park
  • Patent number: 10008635
    Abstract: Disclosed is a semiconductor light emitting device including: a plurality of semiconductor layers; a non-conductive reflective film which is formed on the plurality of semiconductor layers; and first and second electrodes formed on the non-conductive reflective film, wherein a spacing between the first electrode and the second electrode is 80 ?m or greater, and a ratio of a combined area of the first and second electrodes to a planform area of the semiconductor light emitting device as seen on a top view is 0.7:1 or less.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: June 26, 2018
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Il Gyun Choi, Geun Mo Jin
  • Patent number: 10008648
    Abstract: Disclosed is a semiconductor light emitting device, including: a body, which has a bottom part with at least one hole formed therein, a side wall, and a cavity defined by the bottom part and the side wall; a semiconductor light emitting chip, which is placed in each hole and includes plural semiconductor layers adapted to generate light by electron-hole recombination and electrodes electrically connected to the plural semiconductor layers; and an encapsulating member provided at least to the cavity to cover the semiconductor light emitting chip, in which the electrodes of the semiconductor light emitting chip are exposed towards the lower face of the bottom part of the body.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: June 26, 2018
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Eun Hyun Park, Soo Kun Jeon, Kyoung Min Kim, Dong So Jung, Kyeong Jea Woo
  • Publication number: 20170263837
    Abstract: Disclosed is a method for manufacturing a semiconductor light emitting device, the method including: providing a mask having a plurality of openings on a base; placing semiconductor light emitting chips on exposed portions of the base through the openings, respectively, by a device carrier which recognizes a shape of the mask and calibrates position for a semiconductor light emitting chip to be seated; and supplying an encapsulant to each of the openings, with the mask serving as a dam.
    Type: Application
    Filed: September 14, 2015
    Publication date: September 14, 2017
    Applicant: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun JEON, Seung Ho BAEK, Da Rae LEE, Bong Hwan KIM, Dong So JUNG
  • Patent number: 9748447
    Abstract: Disclosed is a semiconductor light emitting device including: a plurality of semiconductor layers; and a first electrode which is formed on an exposed region of the first semiconductor layer created by mesa etching portions of the second semiconductor layer, the active layer and the first semiconductor layer, and includes a contact layer in contact with the first semiconductor layer, a reflective layer formed on the contact layer, while facing an exposed region of the active layer created by mesa etching and reflecting light, and an anti-rupture layer formed on the reflective layer.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: August 29, 2017
    Assignee: SEMICON LIGHT CO., LTD.
    Inventor: Soo Kun Jeon
  • Patent number: 9748446
    Abstract: Disclosed is a semiconductor light emitting device, including: a plurality of semiconductor layers grown sequentially on a growth substrate; a first electrode part, which is in electrical communication with the first semiconductor layer and supplies one of electrons or holes thereto; a second electrode part, which is in electrical communication with the second semiconductor layer and supplies the other one of electrons or holes thereto; and a non-conductive reflective film, which is formed on the plurality of semiconductor layers for reflecting the light generated in the active layer towards the growth substrate and has an opening formed therein, wherein at least one of the first and second electrode parts includes a lower electrode exposed at least partly through the opening; an upper electrode provided on the non-conductive reflective film; and an electrical connection, which comes into contact with the lower electrode by passing through the opening and is in electrical communication with the upper electrod
    Type: Grant
    Filed: October 13, 2014
    Date of Patent: August 29, 2017
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Soo Kun Jeon, Geun Mo Jin
  • Patent number: D795492
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: August 22, 2017
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Kyoung Min Kim, Soo Kun Jeon, Eun Hyun Park
  • Patent number: D830200
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: October 9, 2018
    Assignee: SEMICON LIGHT CO., LTD.
    Inventors: Kyoung Min Kim, Gye Oul Jeong