Patents by Inventor Seong-Deok Hwang

Seong-Deok Hwang 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: 9691957
    Abstract: The present application relates to a light emitting device package. The light emitting device package includes a package substrate in which a via hole is formed. An electrode layer extends to both surfaces of the package substrate after passing through the via hole. A light emitting device is arranged on the package substrate and is connected to the electrode layer. A fluorescence film includes a first part that fills at least a part of an internal space of the via hole and a second part that covers at least a part of the light emitting device.
    Type: Grant
    Filed: May 19, 2015
    Date of Patent: June 27, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-hyun Lee, Dong-hyuck Kam, Gam-han Yong, Jin-gi Hong, Seong-deok Hwang
  • Patent number: 9577147
    Abstract: A light emitting device (LED) package and a manufacturing method thereof are provided. The LED package includes an LED including a first electrode pad and a second electrode pad disposed on one surface thereof; a bonding insulating pattern layer configured to expose the first electrode pad and the second electrode pad; a substrate including a via hole bored from a first surface to a second surface and a wiring metal layer formed on an inner surface of the via hole to extend to a part of the second surface; and a bonding metal pattern layer bonded to the wiring metal layer exposed through the via hole at the first surface of the substrate and also bonded to the first electrode pad and the second electrode pad.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: February 21, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun Lee, Seong Deok Hwang
  • Patent number: 9472722
    Abstract: A light emitting device (LED) package and a manufacturing method thereof are provided. The LED package includes an LED including a first electrode pad and a second electrode pad disposed on one surface thereof; a bonding insulating pattern layer configured to expose the first electrode pad and the second electrode pad; a substrate including a via hole bored from a first surface to a second surface and a wiring metal layer formed on an inner surface of the via hole to extend to a part of the second surface; and a bonding metal pattern layer bonded to the wiring metal layer exposed through the via hole at the first surface of the substrate and also bonded to the first electrode pad and the second electrode pad.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: October 18, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun Lee, Seong Deok Hwang
  • Publication number: 20160276536
    Abstract: A light emitting device (LED) package and a manufacturing method thereof are provided. The LED package includes an LED including a first electrode pad and a second electrode pad disposed on one surface thereof; a bonding insulating pattern layer configured to expose the first electrode pad and the second electrode pad; a substrate including a via hole bored from a first surface to a second surface and a wiring metal layer formed on an inner surface of the via hole to extend to a part of the second surface; and a bonding metal pattern layer bonded to the wiring metal layer exposed through the via hole at the first surface of the substrate and also bonded to the first electrode pad and the second electrode pad.
    Type: Application
    Filed: June 1, 2016
    Publication date: September 22, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Hyun LEE, Seong Deok HWANG
  • Patent number: 9269877
    Abstract: Provided are a method of fabricating a light-emitting apparatus with improved light extraction efficiency and a light-emitting apparatus fabricated using the method. The method includes: preparing a monocrystalline substrate; forming an intermediate structure on the substrate, the intermediate structure comprising a light-emitting structure which comprises a first conductive pattern of a first conductivity type, a light-emitting pattern, and a second conductive pattern of a second conductivity type stacked sequentially, a first electrode which is electrically connected to the first conductive pattern, and a second electrode which is electrically connected to the second conductive pattern; forming a polycrystalline region, which extends in a horizontal direction, by irradiating a laser beam to the substrate in the horizontal direction such that the laser beam is focused on a beam-focusing point within the substrate; and cutting the substrate in the horizontal direction along the polycrystalline region.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: February 23, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Patent number: 9165817
    Abstract: A method of grinding a substrate is provided. A substrate including a first main surface having a semiconductor layer formed thereon and a second main surface opposed to the first main surface is prepared. A support film is attached to the first main surface using a glue. The second main surface of the substrate is ground so as to reduce a thickness of the substrate. The support film is removed from the first main surface by applying force to the support film in a non-traverse direction.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: October 20, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Yoon Kim, Seung Jae Lee, Ha Yeong Son, Jin Gi Hong, Seong Deok Hwang
  • Publication number: 20150255694
    Abstract: The present application relates to a light emitting device package. The light emitting device package includes a package substrate in which a via hole is formed. An electrode layer extends to both surfaces of the package substrate after passing through the via hole. A light emitting device is arranged on the package substrate and is connected to the electrode layer. A fluorescence film includes a first part that fills at least a part of an internal space of the via hole and a second part that covers at least a part of the light emitting device.
    Type: Application
    Filed: May 19, 2015
    Publication date: September 10, 2015
    Inventors: Sang-hyun LEE, Dong-hyuck KAM, Gam-han YONG, Jin-gi HONG, Seong-deok HWANG
  • Patent number: 9070852
    Abstract: A light emitting device (LED) package and a manufacturing method thereof are provided. The LED package includes an LED including a first electrode pad and a second electrode pad disposed on one surface thereof; a bonding insulating pattern layer configured to expose the first electrode pad and the second electrode pad; a substrate including a via hole bored from a first surface to a second surface and a wiring metal layer formed on an inner surface of the via hole to extend to a part of the second surface; and a bonding metal pattern layer bonded to the wiring metal layer exposed through the via hole at the first surface of the substrate and also bonded to the first electrode pad and the second electrode pad.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: June 30, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Sang Hyun Lee, Seong Deok Hwang
  • Patent number: 9065033
    Abstract: The present application relates to a light emitting device package. The light emitting device package includes a package substrate in which a via hole is formed. An electrode layer extends to both surfaces of the package substrate after passing through the via hole. A light emitting device is arranged on the package substrate and is connected to the electrode layer. A fluorescence film includes a first part that fills at least a part of an internal space of the via hole and a second part that covers at least a part of the light emitting device.
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: June 23, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-hyun Lee, Dong-hyuck Kam, Gam-han Yong, Jin-gi Hong, Seong-deok Hwang
  • Publication number: 20150102373
    Abstract: There is provided a light emitting diode (LED) package. The LED package includes a package body. The LED package also includes an LED chip mounted on the package body. The LED package further includes a side inclined portion disposed to enclose side surfaces of the LED chip, including a light transmission material and having an upwardly inclined surface. The LED package also includes a wavelength conversion layer disposed on a top surface of the LED chip and the inclined surface of the side inclined portion.
    Type: Application
    Filed: June 25, 2014
    Publication date: April 16, 2015
    Inventors: Sang Hyun Lee, Dong Hyuck Kam, Yong Tae Kim, Gam Han Yong, Seung Jae Lee, Seong Deok Hwang
  • Patent number: 8987022
    Abstract: Light-emitting device packages which may be manufactured using post-molding and with improved heat emission performance and optical quality, and methods of manufacturing the light-emitting device packages. The light-emitting device package includes: a heat dissipation pad; a light-emitting device formed on the heat dissipation pad; a pair of lead frames disposed to be spaced apart from each other at both sides of the light-emitting device and the heat dissipation pad; a molding member surrounding the side of the light-emitting device except for an emission surface of the light-emitting device; and bonding wires for electrically connecting the lead frames to the light-emitting device.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: March 24, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Cheol-jun Yoo, Young-hee Song, Seong-deok Hwang, Sang-hyun Lee
  • Patent number: 8896078
    Abstract: There is provided a light emitting apparatus including: at least one pair of lead frames; a light emitting device electrically connected to the lead frames to emit ultraviolet rays; a body including a side wall surrounding the light emitting device, and a groove portion formed in an upper surface of the side wall to receive an adhesive; and a lens part disposed above the light emitting device and fixed to the upper surface of the side wall of the body by the adhesive.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: November 25, 2014
    Assignees: Samsung Electronics Co., Ltd., Korea Photonics Technology Institute
    Inventors: Dong Hyuck Kam, Seong Deok Hwang, Jae Pil Kim, Sang Bin Song, Wan Ho Kim, Sie Wook Jeon
  • Patent number: 8847270
    Abstract: A light emitting diode (LED) package is provided. The LED package includes an LED, a plurality of lead frames electrically connected with the LED, a package body having a receiving groove exposed to receive the LED therein and including a plurality of supporting units provided to project from an inner side surface of the receiving groove, and a filling member having an engaging groove engaged with the supporting unit at a circumference of a side surface thereof, and included inside the receiving groove.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: September 30, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hun Yong Park, Seong Deok Hwang, Won Ho Jung
  • Patent number: 8828756
    Abstract: A wafer level light-emitting device package may include a polymer layer that bonds a light-emitting structure to a package substrate, and the polymer layer and the package substrate may include a plurality of via holes. Also, a method of manufacturing the wafer level light-emitting device package may include forming the polymer layer on the light-emitting structure, bonding the package substrate onto the polymer layer by applying heat and pressure, and forming a plurality of via holes in the polymer layer and the package substrate.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: September 9, 2014
    Assignee: Samsung Electronics Co., Ltd
    Inventor: Seong-deok Hwang
  • Publication number: 20140239328
    Abstract: The present application relates to a light emitting device package. The light emitting device package includes a package substrate in which a via hole is formed. An electrode layer extends to both surfaces of the package substrate after passing through the via hole. A light emitting device is arranged on the package substrate and is connected to the electrode layer. A fluorescence film includes a first part that fills at least a part of an internal space of the via hole and a second part that covers at least a part of the light emitting device.
    Type: Application
    Filed: February 4, 2014
    Publication date: August 28, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-hyun LEE, Dong-hyuck KAM, Gam-han YONG, Jin-gi HONG, Seong-deok HWANG
  • Publication number: 20140235000
    Abstract: A method of grinding a substrate is provided. A substrate including a first main surface having a semiconductor layer formed thereon and a second main surface opposed to the first main surface is prepared. A support film is attached to the first main surface using a glue. The second main surface of the substrate is ground so as to reduce a thickness of the substrate. The support film is removed from the first main surface by applying force to the support film in a non-traverse direction.
    Type: Application
    Filed: December 5, 2013
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Yoon KIM, Seung Jae Lee, Ha Yeong Son, Jin Gi Hong, Seong Deok Hwang
  • Publication number: 20140232293
    Abstract: The present application provides a light-emitting device package. The light-emitting device package includes a package substrate includes at least one via hole. A light-emitting device is mounted on the package substrate so as to overlap with the via hole. A bonding layer is formed between the light-emitting device and the package substrate and includes a eutectic bonding material.
    Type: Application
    Filed: November 18, 2013
    Publication date: August 21, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-hyuck KAM, Gam-han YONG, Sang-hyun LEE, Seong-deok HWANG
  • Patent number: 8809888
    Abstract: Provided is a light emitting element, a light emitting device including the same, and fabrication methods of the light emitting element and light emitting device. The light emitting device comprises a substrate, a light emitting structure including a first conductive layer of a first conductivity type, a light emitting layer, and a second conductive layer of a second conductivity type which are sequentially stacked, a first electrode which is electrically connected with the first conductive layer; and a second electrode which is electrically connected with the second conductive layer and separated apart from the first electrode, wherein at least a part of the second electrode is connected from a top of the light emitting structure, through a sidewall of the light emitting structure, and to a sidewall of the substrate.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: August 19, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yu-Sik Kim, Seong-Deok Hwang, Seung-Jae Lee, Sun-Pil Youn
  • Patent number: 8735276
    Abstract: Provided are semiconductor packages and methods of manufacturing the semiconductor package. The semiconductor packages may include a substrate including a chip pad, a redistributed line which is electrically connected to the chip pad and includes an opening. The semiconductor packages may also include an external terminal connection portion, and an external terminal connection pad which is disposed at an opening and electrically connected to the redistributed line. The present general inventive concept can solve the problem where an ingredient of gold included in a redistributed line may be prevented from being diffused into an adjacent bump pad to form a void or an undesired intermetallic compound. In a chip on chip structure, a plurality of bumps of a lower chip are connected to an upper chip to improve reliability, diversity and functionality of the chip on chip structure.
    Type: Grant
    Filed: February 3, 2012
    Date of Patent: May 27, 2014
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Hyun-Soo Chung, Jae-Shin Cho, Dong-Ho Lee, Dong-Hyeon Jang, Seong-Deok Hwang, Seung-Duk Baek
  • Patent number: 8722435
    Abstract: Provided is a light emitting device package including: a plurality of lead frames disposed to be separated from one another; at least one light emitting device mounted on the lead frames and electrically connected to the lead frames through a bonding wire provided on a wire bonding pad, the wire bonding pad being disposed on the same surface as a light emission surface provided as an upper surface of the light emitting device; a body part formed to encapsulate and support the wire bonding pad, the bonding wire, the light emitting device and the lead frames, and having a reflective groove formed in an upper surface thereof to expose the light emission surface to the outside therethrough; and a lens part disposed on the body part, to cover the light emitting device.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: May 13, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Cheol Jun Yoo, Young Hee Song, Seong Deok Hwang, Sang Hyun Lee