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).
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Publication number: 20240138018Abstract: 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: ApplicationFiled: October 2, 2023Publication date: April 25, 2024Applicant: 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
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Patent number: 10401670Abstract: 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: GrantFiled: September 26, 2017Date of Patent: September 3, 2019Assignee: Samsung Display Co., Ltd.Inventors: Ji-Woong Jeong, Jaewoong Kang, Hyang-A Park, Jung-Hyun Yang
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Publication number: 20180307075Abstract: 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: ApplicationFiled: September 26, 2017Publication date: October 25, 2018Inventors: JI-WOONG JEONG, JAEWOONG KANG, HYANG-A PARK, JUNG-HYUN YANG
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Patent number: 10101610Abstract: 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: GrantFiled: February 2, 2016Date of Patent: October 16, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Euijeong Kang, Jung-hyun Yang, Sojeong La, Young-min Park, Sanghyuck Yoon
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Patent number: 9829745Abstract: 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: GrantFiled: July 29, 2015Date of Patent: November 28, 2017Assignee: Samsung Display Co., Ltd.Inventors: Myung-Seok Kwon, Sojeong La, Seokhyun Nam, Eui Jeong Kang, Jung-Hyun Yang
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Patent number: 9823508Abstract: 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: GrantFiled: March 9, 2015Date of Patent: November 21, 2017Assignee: Samsung Display Co., Ltd.Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
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Publication number: 20160274413Abstract: 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: ApplicationFiled: February 2, 2016Publication date: September 22, 2016Inventors: Euijeong KANG, Jung-hyun YANG, Sojeong LA, Young-min PARK, Sanghyuck YOON
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Patent number: 9366803Abstract: 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: GrantFiled: January 14, 2014Date of Patent: June 14, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jung-Hyun Yang, Young-Min Park, Seokhyun Nam, Seki Park, Ho-Sik Shin
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Publication number: 20160161085Abstract: 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: ApplicationFiled: July 29, 2015Publication date: June 9, 2016Inventors: Myung-Seok KWON, Sojeong LA, Seokhyun NAM, Eui Jeong KANG, Jung-Hyun YANG
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Publication number: 20160057850Abstract: 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: ApplicationFiled: March 9, 2015Publication date: February 25, 2016Inventors: Eui Jeong Kang, Myung Seok Kwon, So Jeong Na, Young Min Park, Jung Hyun Yang
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Patent number: 9236539Abstract: 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: GrantFiled: March 18, 2013Date of Patent: January 12, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jung-Hyun Yang, Myung-Seok Kwon, Young-Min Park
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Publication number: 20150036384Abstract: 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: ApplicationFiled: April 29, 2014Publication date: February 5, 2015Applicant: Samsung Display Co., Ltd.Inventors: Young-Min PARK, Young-Chun KIM, Seok-Hyun NAM, Se-Ki PARK, Jung-Hoon SHIN, Jung-Hyun YANG
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Publication number: 20150009713Abstract: 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: ApplicationFiled: January 14, 2014Publication date: January 8, 2015Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Jung-Hyun YANG, Young-Min PARK, SEOKHYUN NAM, SEKI PARK, Ho-Sik SHIN
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Patent number: 8917230Abstract: 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: GrantFiled: October 21, 2010Date of Patent: December 23, 2014Assignee: Samsung Display Co., Ltd.Inventors: Ho-Sik Shin, Seokhyun Nam, Young-Min Park, Yu-Dong Kim, Jung-Hyun Yang
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Publication number: 20140159085Abstract: 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: ApplicationFiled: March 18, 2013Publication date: June 12, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Jung-Hyun YANG, Myung-Seok KWON, Young-Min PARK
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Publication number: 20140132650Abstract: 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: ApplicationFiled: March 15, 2013Publication date: May 15, 2014Applicant: Samsung Display Co., LTD.Inventors: Ho-Sik SHIN, Yong-Hoon KWON, Jung-Hyun YANG
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Publication number: 20120153853Abstract: 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: ApplicationFiled: June 30, 2011Publication date: June 21, 2012Inventors: BYOUNG DAE YE, Sang-Chul Byun, Jung-Hyun Yang
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Publication number: 20110181625Abstract: 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: ApplicationFiled: October 21, 2010Publication date: July 28, 2011Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ho-Sik SHIN, Seokhyun NAM, Young-Min PARK, Yu-Dong KIM, Jung-Hyun YANG