Patents by Inventor Seong Ah Joo

Seong Ah Joo 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: 20150260376
    Abstract: Provided are a lens plate for a lighting emitting diode (LED) module, and the LED module. The lens plate includes: a lens substrate having a plane structure; at least one lens having a dome structure formed on the lens substrate; and a hinge structure on a side of the lens substrate and including a fastener configured to fasten to the LED module.
    Type: Application
    Filed: January 2, 2015
    Publication date: September 17, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Seong-ah JOO
  • Publication number: 20140213003
    Abstract: The present invention relates to a GaN type LED device and a method of manufacturing the same. More particularly, there are provided a GaN type LED device including an LED chip; and a submount eutectic-bonded with the LED chip through an adhesive layer, wherein the adhesive layer is configured by soldering a plurality of metallic layers in which a first metallic layer and a second metallic layer are sequentially stacked, and the second metallic layer is formed in a paste form. Further, the present invention provides a method of manufacturing the GaN type LED device.
    Type: Application
    Filed: March 28, 2014
    Publication date: July 31, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kun Yoo KO, Young June JEONG, Seung Hwan CHOI, Seong Ah JOO, Jung Kyu PARK
  • Patent number: 8563338
    Abstract: Provided is a light emitting diode (LED) package including a phosphor substrate; an LED chip mounted on the phosphor substrate; a circuit board mounted on the other region of the phosphor substrate excluding the region where the LED chip is mounted; an electrode connection portion for electrically connecting the LED chip and the circuit board; and a sealing member that covers the LED chip, the circuit board, and the phosphor substrate.
    Type: Grant
    Filed: February 8, 2012
    Date of Patent: October 22, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung Kyu Park, Yu Dong Kim, Seung Hwan Choi, Seong Ah Joo
  • Patent number: 8541800
    Abstract: There is provided a light emitting device package including: a package body providing a chip mounting area and including first and second lead terminals; an LED chip mounted on the chip mounting area and electrically connected to the first and second lead terminals; a groove portion disposed around the LED chip in the chip mounting area; and a wavelength conversion portion formed of a resin containing a wavelength conversion material with which to enclose the LED chip and having an outer shape defined by the groove portion.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: September 24, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seong Ah Joo, Hyo Jin Lee, Il Woo Park, Kyung Tae Kim
  • Patent number: 8507299
    Abstract: The present invention relates to a light emitting diode package and a manufacturing method thereof. The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
    Type: Grant
    Filed: May 21, 2010
    Date of Patent: August 13, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seong Ah Joo, Chang Hoon Kwak, Na Na Park, Il Woo Park
  • Patent number: 8445927
    Abstract: The present invention relates to a light emitting diode package and a manufacturing method thereof. The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
    Type: Grant
    Filed: January 27, 2009
    Date of Patent: May 21, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seong Ah Joo, Chang Hoon Kwak, Na Na Park, Il Woo Park
  • Publication number: 20120142127
    Abstract: Provided is a light emitting diode (LED) package including a phosphor substrate; an LED chip mounted on the phosphor substrate; a circuit board mounted on the other region of the phosphor substrate excluding the region where the LED chip is mounted; an electrode connection portion for electrically connecting the LED chip and the circuit board; and a sealing member that covers the LED chip, the circuit board, and the phosphor substrate.
    Type: Application
    Filed: February 8, 2012
    Publication date: June 7, 2012
    Applicant: Samsung LED Co., Ltd.
    Inventors: Jung Kyu PARK, Yu Dong KIM, Seung Hwan CHOI, Seong Ah JOO
  • Patent number: 8168997
    Abstract: Provided is an LED package including a printed circuit board (PCB); a conductive structure that is formed on the PCB and is composed of any one selected from a silicon structure and an aluminum structure; and an LED chip that is mounted on the PCB and is electrically connected to the PCB through the conductive structure.
    Type: Grant
    Filed: August 15, 2008
    Date of Patent: May 1, 2012
    Assignee: Samsung LED Co., Ltd.
    Inventors: Seong Ah Joo, Jung Kyu Park, Kun Yoo Ko, Young June Jeong, Seung Hwan Choi
  • Patent number: 8143634
    Abstract: Provided is a light emitting diode (LED) package including a phosphor substrate; an LED chip mounted on the phosphor substrate; a circuit board mounted on the other region of the phosphor substrate excluding the region where the LED chip is mounted; an electrode connection portion for electrically connecting the LED chip and the circuit board; and a sealing member that covers the LED chip, the circuit board, and the phosphor substrate.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: March 27, 2012
    Assignee: Samsung LED Co., Ltd.
    Inventors: Jung Kyu Park, Yu Dong Kim, Seung Hwan Choi, Seong Ah Joo
  • Patent number: 8132953
    Abstract: There are provided a light emitting diode substrate module and a method of manufacturing the same, and a backlight unit and a method of manufacturing the same. A light emitting diode substrate module according to an aspect of the invention includes: a metal plate; an insulating film having a predetermined thickness and provided on an entire outer surface of the metal plate; a reflective film having a predetermined thickness and provided on an entire outer surface of the insulating film; and at least one light emitting diode package electrically connected to a driving circuit provided on the reflective film by pattern printing. Unnecessary material costs can be avoided by forming a predetermined driving circuit by pattern printing, and optical characteristics can be improved by stably maintaining reflection characteristics.
    Type: Grant
    Filed: October 2, 2008
    Date of Patent: March 13, 2012
    Assignee: Samsung LED Co., Ltd.
    Inventors: Jung Kyu Park, Seong Ah Joo, Seung Hwan Choi
  • Publication number: 20110260192
    Abstract: A light emitting diode (LED) package using a liquid crystal polymer, includes: a package main body formed by using a liquid crystal polymer; a lead frame formed on the package main body; an LED chip mounted on the lead frame; and a resin packaging unit encapsulating the LED chip, the resin packaging unit including phosphors. The LED package is highly reliable.
    Type: Application
    Filed: October 1, 2009
    Publication date: October 27, 2011
    Inventors: Chang Hoon Kwak, II Woo Park, Jong Rak Sohn, Hyo Jin Lee, Na Na Park, Seong Ah Joo
  • Publication number: 20110249424
    Abstract: There is provided a light emitting device package including: a package body providing a chip mounting area and including first and second lead terminals; an LED chip mounted on the chip mounting area and electrically connected to the first and second lead terminals; a groove portion disposed around the LED chip in the chip mounting area; and a wavelength conversion portion formed of a resin containing a wavelength conversion material with which to enclose the LED chip and having an outer shape defined by the groove portion.
    Type: Application
    Filed: December 21, 2009
    Publication date: October 13, 2011
    Applicant: SAMSUNG LED CO., LTD.
    Inventors: Seong Ah Joo, Hyo Jin Lee, Il Woo Park, Kyung Tae Kim
  • Publication number: 20100227424
    Abstract: The present invention relates to a light emitting diode package and a manufacturing method thereof. The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
    Type: Application
    Filed: May 21, 2010
    Publication date: September 9, 2010
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seong Ah JOO, Chang Hoon KWAK, Na Na PARK, Il Woo PARK
  • Publication number: 20100127290
    Abstract: The present invention relates to a light emitting diode package and a manufacturing method thereof. The light emitting diode package includes a substrate, an LED chip mounted on an upper part of a substrate, a molding material coated at the upper part of the substrate including an external surface of the LED chip, and an encapsulant coated at a lower part of the substrate and can improve luminous efficiency, minimize a package failure, and reduce a manufacture cost by facilitating the manufacturing process.
    Type: Application
    Filed: January 27, 2009
    Publication date: May 27, 2010
    Inventors: Seong Ah Joo, Chang Hoon Kwak, Na Na Park, II Woo Park
  • Patent number: 7705278
    Abstract: Provided is a backlight unit including one or more white light emitting diodes (LEDs) for generating light; an LED module having a printed circuit board (PCB), the LED module supporting and driving the white LED; a sensor for detecting the color temperature of the white LED; a heat generating element connected to the LED module; and a controller for controlling the sensor, the LED module, and the heat generating element.
    Type: Grant
    Filed: December 19, 2007
    Date of Patent: April 27, 2010
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jung Kyu Park, Seong Ah Joo, Hun Joo Hahm
  • Publication number: 20090161343
    Abstract: There are provided a light emitting diode substrate module and a method of manufacturing the same, and a backlight unit and a method of manufacturing the same. A light emitting diode substrate module according to an aspect of the invention includes: a metal plate; an insulating film having a predetermined thickness and provided on an entire outer surface of the metal plate; a reflective film having a predetermined thickness and provided on an entire outer surface of the insulating film; and at least one light emitting diode package electrically connected to a driving circuit provided on the reflective film by pattern printing. Unnecessary material costs can be avoided by forming a predetermined driving circuit by pattern printing, and optical characteristics can be improved by stably maintaining reflection characteristics.
    Type: Application
    Filed: October 2, 2008
    Publication date: June 25, 2009
    Inventors: Jung Kyu PARK, Seong Ah Joo, Seung Hwan Choi
  • Publication number: 20090085052
    Abstract: The present invention relates to a GaN type LED device and a method of manufacturing the same. More particularly, there are provided a GaN type LED device including an LED chip; and a submount eutectic-bonded with the LED chip through an adhesive layer, wherein the adhesive layer is configured by soldering a plurality of metallic layers in which a first metallic layer and a second metallic layer are sequentially stacked, and the second metallic layer is formed in a paste form. Further, the present invention provides a method of manufacturing the GaN type LED device.
    Type: Application
    Filed: September 10, 2008
    Publication date: April 2, 2009
    Inventors: Kun Yoo Ko, Young June Jeong, Seung Hwan Choi, Seong Ah Joo, Jung Kyu Park
  • Publication number: 20090072256
    Abstract: Provided is a light emitting diode (LED) package including a phosphor substrate; an LED chip mounted on the phosphor substrate; a circuit board mounted on the other region of the phosphor substrate excluding the region where the LED chip is mounted; an electrode connection portion for electrically connecting the LED chip and the circuit board; and a sealing member that covers the LED chip, the circuit board, and the phosphor substrate.
    Type: Application
    Filed: December 19, 2007
    Publication date: March 19, 2009
    Inventors: Jung Kyu Park, Yu Dong Kim, Seung Hwan Choi, Seong Ah Joo
  • Publication number: 20090072119
    Abstract: Provided is a backlight unit including one or more white light emitting diodes (LEDs) for generating light; an LED module having a printed circuit board (PCB), the LED module supporting and driving the white LED; a sensor for detecting the color temperature of the white LED; a heat generating element connected to the LED module; and a controller for controlling the sensor, the LED module, and the heat generating element.
    Type: Application
    Filed: December 19, 2007
    Publication date: March 19, 2009
    Inventors: Jung Kyu Park, Seong Ah Joo, Hun Joo Hahm
  • Publication number: 20090050923
    Abstract: Provided is an LED package including a printed circuit board (PCB); a conductive structure that is formed on the PCB and is composed of any one selected from a silicon structure and an aluminum structure; and an LED chip that is mounted on the PCB and is electrically connected to the PCB through the conductive structure.
    Type: Application
    Filed: August 15, 2008
    Publication date: February 26, 2009
    Inventors: Seong Ah Joo, Jung Kyu Park, Kun Yoo Ko, Young June Jeong, Seung Hwan Choi