Patents by Inventor Jung-Hyun YANG

Jung-Hyun YANG 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: 20240138018
    Abstract: A user equipment assistance information (UAI) negotiation method, for a user equipment (UE) of mobile communication includes receiving a first OtherConfig element of an RRC reconfiguration message comprising a plurality of configuration parameters with SETUP values from a network terminal; sending a first UAI including a first value of a first configuration parameter of the configuration parameters to the network terminal; and receiving a first RRC reconfiguration message corresponding to the first UAI from the network terminal.
    Type: Application
    Filed: October 2, 2023
    Publication date: April 25, 2024
    Applicant: MediaTek Singapore Pte. Ltd.
    Inventors: Hung-Yueh Chen, Yu-Lun Chang, Byeng Hyun Kim, JUNG SHUP SHIN, Hung-Yuan Yang, Jun-Jie Su, Kyung Hyun Ahn
  • Patent number: 10401670
    Abstract: A touch panel includes a first polarizing element, a first substrate, a liquid crystal layer, a second polarizing element, a touch electrode layer, a color converting layer and a second substrate. The first polarizing element has a first polarizing axis. The first substrate is disposed on the first polarizing element. The liquid crystal layer is disposed on the first substrate. The second polarizing element is disposed on the liquid crystal layer, includes a plurality of polarizing touch electrodes, and has a second polarizing axis crossing the first polarizing axis. The touch electrode layer is disposed on the liquid crystal layer, disposed adjacent to the second polarizing element and includes a plurality of touch electrodes. The color converting layer is disposed on the second polarizing element. The second substrate is disposed on the color converting layer.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: September 3, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji-Woong Jeong, Jaewoong Kang, Hyang-A Park, Jung-Hyun Yang
  • Publication number: 20180307075
    Abstract: A touch panel includes a first polarizing element, a first substrate, a liquid crystal layer, a second polarizing element, a touch electrode layer, a color converting layer and a second substrate. The first polarizing element has a first polarizing axis. The first substrate is disposed on the first polarizing element. The liquid crystal layer is disposed on the first substrate. The second polarizing element is disposed on the liquid crystal layer, includes a plurality of polarizing touch electrodes, and has a second polarizing axis crossing the first polarizing axis. The touch electrode layer is disposed on the liquid crystal layer, disposed adjacent to the second polarizing element and includes a plurality of touch electrodes. The color converting layer is disposed on the second polarizing element. The second substrate is disposed on the color converting layer.
    Type: Application
    Filed: September 26, 2017
    Publication date: October 25, 2018
    Inventors: JI-WOONG JEONG, JAEWOONG KANG, HYANG-A PARK, JUNG-HYUN YANG
  • Patent number: 10101610
    Abstract: A display device includes a display panel including a display surface defined therein and curved in a first direction, and a backlight unit which provides the display panel with light. The backlight unit includes a center light source, outer light sources, and a reflective layer. The display panel includes a display surface defined therein and curved. The center light source includes center light emitting diode packages. Each of the outer light sources includes outer light emitting diode packages. The reflective layer defines a reflective surface. Each of the center light emitting diode packages is disposed on a first support surface. At least one of the outer light emitting diode packages is disposed on a second surface, which is different from the reflective layer.
    Type: Grant
    Filed: February 2, 2016
    Date of Patent: October 16, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Euijeong Kang, Jung-hyun Yang, Sojeong La, Young-min Park, Sanghyuck Yoon
  • Patent number: 9829745
    Abstract: A curved display device includes a display panel curved along a first direction and a backlight assembly including a light source unit having light sources, light source substrates electrically connected to the light sources, a containing member accommodating the light source unit and including a bottom portion curved along the first direction and a fixing portion coupled to the light source substrates to fix the light source substrates to the bottom portion, and the fixing portion is defined by cutting and bending a portion of the bottom portion, and a reflection sheet comprising a sheet bottom portion and a plurality of sidewalls extending from the sheet bottom portion, a portion of the sidewalls is integrally formed with the sheet bottom portion, and the other portion of the sidewalls is coupled to the sheet bottom portion.
    Type: Grant
    Filed: July 29, 2015
    Date of Patent: November 28, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Myung-Seok Kwon, Sojeong La, Seokhyun Nam, Eui Jeong Kang, Jung-Hyun Yang
  • Patent number: 9823508
    Abstract: A display device including a bottom chassis including a bent portion, a light module including a light source on the bent portion, a curved surface display panel on the bottom chassis and on the light module, and a reflector between the curved surface display panel and the bottom chassis, wherein a height between end portions of the bent portion and bottom chassis is greater than a height between central portions of the bent portion and bottom chassis.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: November 21, 2017
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
  • Publication number: 20160274413
    Abstract: A display device includes a display panel including a display surface defined therein and curved in a first direction, and a backlight unit which provides the display panel with light. The backlight unit includes a center light source, outer light sources, and a reflective layer. The display panel includes a display surface defined therein and curved. The center light source includes center light emitting diode packages. Each of the outer light sources includes outer light emitting diode packages. The reflective layer defines a reflective surface. Each of the center light emitting diode packages is disposed on a first support surface. At least one of the outer light emitting diode packages is disposed on a second surface, which is different from the reflective layer.
    Type: Application
    Filed: February 2, 2016
    Publication date: September 22, 2016
    Inventors: Euijeong KANG, Jung-hyun YANG, Sojeong LA, Young-min PARK, Sanghyuck YOON
  • Patent number: 9366803
    Abstract: A display device includes: a light guide member under the display panel and including a light incident surface; a heat discharge member including a heat discharge surface which extends in a first direction opposite to the light incident surface of the light guide member, and a first flat surface which extends in a second direction from the heat discharge surface; and a light source on the heat discharge member, which provides light to the light incident surface and includes a light emitting device on the heat discharge surface and including a light emitting surface opposite to the light incident surface, a circuit board on the first flat surface of the heat discharge member and electrically connected to the light emitting device, and a heat discharge portion on the heat discharge member and which couples the light emitting device to the heat discharge surface of the heat discharge member and discharges a heat generated from the light emitting device.
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: June 14, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun Yang, Young-Min Park, Seokhyun Nam, Seki Park, Ho-Sik Shin
  • Publication number: 20160161085
    Abstract: A curved display device includes a display panel curved along a first direction and a backlight assembly providing a light to the display panel. The backlight assembly includes a light source unit having light sources emitting the light, light source substrates electrically connected to the light sources, and a containing member accommodating the light source unit. The containing member includes a bottom portion curved along the first direction and a fixing portion coupled to the light source substrates to fix the light source substrates to the bottom portion, and the fixing portion is defined by cutting and bending a portion of the bottom portion.
    Type: Application
    Filed: July 29, 2015
    Publication date: June 9, 2016
    Inventors: Myung-Seok KWON, Sojeong LA, Seokhyun NAM, Eui Jeong KANG, Jung-Hyun YANG
  • Publication number: 20160057850
    Abstract: A display device including a bottom chassis including a bent portion, a light module including a light source on the bent portion, a curved surface display panel on the bottom chassis and on the light module, and a reflector between the curved surface display panel and the bottom chassis, wherein a height between end portions of the bent portion and bottom chassis is greater than a height between central portions of the bent portion and bottom chassis.
    Type: Application
    Filed: March 9, 2015
    Publication date: February 25, 2016
    Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
  • Patent number: 9236539
    Abstract: A light emitting package includes a circuit board, a light emitting chip disposed on the circuit board and electrically connected to the circuit board, a resin layer disposed on the light emitting chip, and a fluorescent layer disposed on the resin layer. The light emitting chip is disposed between the resin layer and the circuit board. The resin layer is disposed between the light emitting chip and the fluorescent layer. For a light, a refractive index of the resin layer is smaller than a refractive index of the light emitting chip and is larger than a refractive of the fluorescent layer.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: January 12, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun Yang, Myung-Seok Kwon, Young-Min Park
  • Publication number: 20150036384
    Abstract: A light emitting module includes a first and second light source spaced apart from each other and each configured to generate and emit light; the first light source; and a metal board which is electrically connected to the first and second light sources. The metal board includes a body portion upon which the first and second light sources are disposed; first and second side portions respectively on first and second ends of the body portion; a first insulation layer which is between the body portion and the first side portion and insulates the body portion from the first side portion; and a second insulation layer which is between the body portion and the second side portion and insulates the body portion from the second side portion.
    Type: Application
    Filed: April 29, 2014
    Publication date: February 5, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Young-Min PARK, Young-Chun KIM, Seok-Hyun NAM, Se-Ki PARK, Jung-Hoon SHIN, Jung-Hyun YANG
  • Publication number: 20150009713
    Abstract: A display device includes: a light guide member under the display panel and including a light incident surface; a heat discharge member including a heat discharge surface which extends in a first direction opposite to the light incident surface of the light guide member, and a first flat surface which extends in a second direction from the heat discharge surface; and a light source on the heat discharge member, which provides light to the light incident surface and includes a light emitting device on the heat discharge surface and including a light emitting surface opposite to the light incident surface, a circuit board on the first flat surface of the heat discharge member and electrically connected to the light emitting device, and a heat discharge portion on the heat discharge member and which couples the light emitting device to the heat discharge surface of the heat discharge member and discharges a heat generated from the light emitting device.
    Type: Application
    Filed: January 14, 2014
    Publication date: January 8, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun YANG, Young-Min PARK, SEOKHYUN NAM, SEKI PARK, Ho-Sik SHIN
  • Patent number: 8917230
    Abstract: A backlight assembly includes; a plurality of light source strings which receive a driving voltage to generate a light, a driving circuit including a channel terminal commonly connected to output terminals of the plurality of light source strings and which receives a feedback voltage through the channel terminal to control the driving voltage according to the feedback voltage, and a current detection circuit connected to the output terminals of the plurality of light source strings to receive currents from the plurality of light source strings and which turns off the driving circuit when at least one of the received currents is larger than a predetermined reference current.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: December 23, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho-Sik Shin, Seokhyun Nam, Young-Min Park, Yu-Dong Kim, Jung-Hyun Yang
  • Publication number: 20140159085
    Abstract: A light emitting package includes a circuit board, a light emitting chip disposed on the circuit board and electrically connected to the circuit board, a resin layer disposed on the light emitting chip, and a fluorescent layer disposed on the resin layer. The light emitting chip is disposed between the resin layer and the circuit board. The resin layer is disposed between the light emitting chip and the fluorescent layer. For a light, a refractive index of the resin layer is smaller than a refractive index of the light emitting chip and is larger than a refractive of the fluorescent layer.
    Type: Application
    Filed: March 18, 2013
    Publication date: June 12, 2014
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung-Hyun YANG, Myung-Seok KWON, Young-Min PARK
  • Publication number: 20140132650
    Abstract: A method of driving a light source includes: determining a ratio of a first display area with respect to an entire display area by analyzing an image data, where the first display area displays a maximum luminance image; generating a duty ratio control signal which controls a duty ratio of a driving signal based on the ratio of the first display area, where the driving signal drives a light source in a first light emitting area of a light source module, and the first light emitting area corresponds to the first display area; and outputting the driving signal to the light source module based on the duty ratio control signal.
    Type: Application
    Filed: March 15, 2013
    Publication date: May 15, 2014
    Applicant: Samsung Display Co., LTD.
    Inventors: Ho-Sik SHIN, Yong-Hoon KWON, Jung-Hyun YANG
  • Publication number: 20120153853
    Abstract: A backlight unit includes a driving circuit outputting a driving voltage, light source strings, a first feedback circuit, a first current control circuit, a second feedback circuit, and a second current control circuit. Each light source string includes light sources and receives the driving voltage to generate light. The first feedback circuit outputs a first control signal based on a measured current at input terminals of the light source strings. The first current control circuit receives the driving voltage and controls a strength of the current input at the input terminals based on the first control signal. The second feedback circuit outputs a second control signal based on a measured current at each output terminal of the light source strings. The second current control circuit controls a strength of a current output at each output terminal of the light source strings.
    Type: Application
    Filed: June 30, 2011
    Publication date: June 21, 2012
    Inventors: BYOUNG DAE YE, Sang-Chul Byun, Jung-Hyun Yang
  • Publication number: 20110181625
    Abstract: A backlight assembly includes; a plurality of light source strings which receive a driving voltage to generate a light, a driving circuit including a channel terminal commonly connected to output terminals of the plurality of light source strings and which receives a feedback voltage through the channel terminal to control the driving voltage according to the feedback voltage, and a current detection circuit connected to the output terminals of the plurality of light source strings to receive currents from the plurality of light source strings and which turns off the driving circuit when at least one of the received currents is larger than a predetermined reference current.
    Type: Application
    Filed: October 21, 2010
    Publication date: July 28, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ho-Sik SHIN, Seokhyun NAM, Young-Min PARK, Yu-Dong KIM, Jung-Hyun YANG