Patents by Inventor Seong-Ryong Lee

Seong-Ryong Lee 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: 11238256
    Abstract: A display deice is provided including a substrate. The substrate includes a display region that includes a plurality of pixels and a sensing region provided in at least one region of the display region. A circuit element layer is disposed on the substrate, the circuit element layer includes a plurality of conductive layers. A light emitting element layer is provided on the circuit element layer. The light emitting element layer includes a plurality of light emitting elements. A sensor layer is disposed on the substrate. The sensor layer includes a plurality of photo sensor units each including sensor pixels. The photo sensor units are arranged in an irregular pattern in the sensing region.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: February 1, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Hun Ryu, Il Nam Kim, Jong Hyun Lee, Jae Kyoung Kim, Eun Jin Sung, Seong Ryong Lee
  • Patent number: 11200398
    Abstract: A display device including a display panel having a display area including a plurality of pixels and a non-display area surrounding at least one side of the display area, a light blocking layer at least partially overlapping the display area and including opening portions for selectively passing incident light, and a power supply device configured to supply power to the pixels and the light blocking layer, in which the power supply device is configured to apply control power having a different voltage value in correspondence with a type of an image to be displayed in the display area to the light blocking layer, during a display period.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: December 14, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Il Nam Kim, Jae Kyoung Kim, Ji Hun Ryu, Eun Jin Sung, Seong Ryong Lee, Jong Hyun Lee
  • Patent number: 11171197
    Abstract: A display device includes a substrate including a first area, a second area, and a bending area. A plurality of first wires are positioned in the first area. A plurality of second wires are positioned in the second area. An insulating layer is positioned in the bending area. A plurality of connecting wires are disposed on the insulating layer. Each of the connecting wires is connected with at least one of the first wires and at least one of the second wires. Each of the connecting wires includes a first portion and a second portion alternatingly arranged along an extending direction of the connecting wires. A width of the first portion is wider than a width of the second portion in a direction perpendicular to the extending direction each of the connecting wires.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: November 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Suk Lee, Seong Ryong Lee
  • Publication number: 20210225989
    Abstract: A display device including a substrate; a display element layer on the substrate, the display element layer including light emitting devices; a circuit element layer between the substrate and the display element layer, the circuit element layer including signal lines and light transmitting areas which are located between the signal lines in a plan view and allow light to be transmitted therethrough; a first light blocking layer between the substrate and the circuit element layer, the first light blocking layer including first openings; and a second light blocking layer on the first light blocking layer, the second light blocking layer including second openings. The second light blocking layer includes second sub-light blocking layers disposed to be spaced apart from each other, the second sub-light blocking layers each having the second openings. The first openings of the first light blocking layer overlaps with an area between the second sub-light blocking layers.
    Type: Application
    Filed: September 22, 2020
    Publication date: July 22, 2021
    Inventors: Ji Hun RYU, II Nam KIM, Won Sang PARK, Eun Jin SUNG, Seong Ryong LEE, Jong Hyun LEE
  • Publication number: 20210118963
    Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.
    Type: Application
    Filed: December 28, 2020
    Publication date: April 22, 2021
    Inventors: Ki Ho BANG, Seong Ryong LEE, Sang Hyun JUN
  • Publication number: 20210056282
    Abstract: A display device including a display panel having a display area including a plurality of pixels and a non-display area surrounding at least one side of the display area, a light blocking layer at least partially overlapping the display area and including opening portions for selectively passing incident light, and a power supply device configured to supply power to the pixels and the light blocking layer, in which the power supply device is configured to apply control power having a different voltage value in correspondence with a type of an image to be displayed in the display area to the light blocking layer, during a display period.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Il Nam KIM, Jae Kyoung KIM, Ji Hun RYU, Eun Jin SUNG, Seong Ryong LEE, Jong Hyun LEE
  • Publication number: 20210050403
    Abstract: A display device of embodiments of the present disclosure may include a substrate including a display area including a plurality of pixel areas, and a non-display area adjacent the display area, a circuit element layer on the substrate, and including a plurality of non-transmission areas in which a plurality of signal lines for transferring signals for driving a pixel are positioned, and a plurality of transmission areas for transmitting light and located between the signal lines in a plan view, a light emitting element layer on the circuit element layer, and including light emitting elements, and a light blocking layer between the substrate and the circuit element layer, and including a plurality of first opening portions overlapping the non-transmission area, and a plurality of second opening portions overlapping the transmission area, wherein one of the non-transmission areas and the transmission area are in each of the pixel areas.
    Type: Application
    Filed: August 10, 2020
    Publication date: February 18, 2021
    Inventors: Seong Ryong LEE, Jae Kyoung KIM, Won Sang PARK, Jong In BAEK, Eun Jin SUNG, Jong Hyun LEE
  • Patent number: 10879319
    Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: December 29, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Ho Bang, Seong Ryong Lee, Sang Hyun Jun
  • Publication number: 20200394381
    Abstract: A display deice is provided including a substrate. The substrate includes a display region that includes a plurality of pixels and a sensing region provided in at least one region of the display region. A circuit element layer is disposed on the substrate, the circuit element layer includes a plurality of conductive layers. A light emitting element layer is provided on the circuit element layer. The light emitting element layer includes a plurality of light emitting elements. A sensor layer is disposed on the substrate. The sensor layer includes a plurality of photo sensor units each including sensor pixels. The photo sensor units are arranged in an irregular pattern in the sensing region.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 17, 2020
    Inventors: JI HUN RYU, Il Nam Kim, Jong Hyun Lee, Jae Kyoung Kim, Eun Jin Sung, Seong Ryong Lee
  • Publication number: 20200395433
    Abstract: A display device includes: a substrate including a display area having a plurality of pixel areas and a non-display area surrounding at least one side of the display area; a light-blocking layer disposed on a first surface of the substrate and including light transmissive areas to allow incident light to pass therethrough; a circuit-element layer disposed on the light-blocking layer and including a plurality of conductive layers; a light-emitting element layer disposed on the circuit-element layer and including light-emitting elements; and a sensor layer disposed on a second surface of the substrate opposing the first surface to sense the light passing through the light transmissive areas. The light-blocking layer is electrically coupled to at least one of the plurality of conductive layers.
    Type: Application
    Filed: June 4, 2020
    Publication date: December 17, 2020
    Inventors: Eun Jin SUNG, Seong Ryong Lee, Jae Kyoung Kim, Won Sang Park, Jong In Baek, Bong Hyun You
  • Publication number: 20200380239
    Abstract: According to an aspect of the invention, a fingerprint sensor for a display device includes: a substrate having first and second surfaces; a light transmission layer including a first layer disposed on the first surface of the substrate and having first openings in at least one first conductive layer, and a second layer disposed on the first surface of the substrate and having second openings in at least one second conductive layer; a light emitting element layer disposed on the first layer and the second layer and having at least one light emitting element; and a sensor layer disposed on the second surface of the substrate and having light sensors, where at least a portion of the first openings and at least a portion of the second openings at least partially overlap and have different sizes.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 3, 2020
    Inventors: Jong Hyun LEE, Il Nam KIM, Ji Hun RYU, Eun Jin SUNG, Seong Ryong LEE
  • Publication number: 20200105859
    Abstract: A display device includes a substrate including a first area, a second area, and a bending area. A plurality of first wires are positioned in the first area. A plurality of second wires are positioned in the second area. An insulating layer is positioned in the bending area. A plurality of connecting wires are disposed on the insulating layer. Each of the connecting wires is connected with at least one of the first wires and at least one of the second wires. Each of the connecting wires includes a first portion and a second portion alternatingly arranged along an extending direction of the connecting wires. A width of the first portion is wider than a width of the second portion in a direction perpendicular to the extending direction each of the connecting wires.
    Type: Application
    Filed: December 3, 2019
    Publication date: April 2, 2020
    Inventors: JIN-SUK LEE, Seong Ryong LEE
  • Publication number: 20200091252
    Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.
    Type: Application
    Filed: March 21, 2019
    Publication date: March 19, 2020
    Inventors: Ki Ho Bang, Seong Ryong Lee, Sang Hyun Jun
  • Publication number: 20200083314
    Abstract: A display apparatus includes a substrate, a first-layer power supply line disposed on a substrate in a peripheral area which surrounds a display area in which an image is displayed, a first insulation layer on the substrate on which the first-layer power supply line is disposed, a second-layer power supply line disposed on the first insulation layer and the first-layer power supply line, and contacting the first-layer power supply line, a second insulation layer on the first insulation layer on which the second-layer power supply line is disposed, and a light emitting structure disposed on the second insulation layer and including a first electrode, a light emitting layer and a second electrode which is electrically connected to the second-layer power supply line.
    Type: Application
    Filed: August 23, 2019
    Publication date: March 12, 2020
    Inventors: Yoonsun CHOI, Seong Ryong LEE
  • Patent number: 10497770
    Abstract: A display device includes a substrate including a first area, a second area, and a bending area. A plurality of first wires are positioned in the first area. A plurality of second wires are positioned in the second area. An insulating layer is positioned in the bending area. A plurality of connecting wires are disposed on the insulating layer. Each of the connecting wires is connected with at least one of the first wires and at least one of the second wires. Each of the connecting wires includes a first portion and a second portion alternatingly arranged along an extending direction of the connecting wires. A width of the first portion is wider than a width of the second portion in a direction perpendicular to the extending direction each of the connecting wires.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: December 3, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin-Suk Lee, Seong Ryong Lee
  • Publication number: 20190341439
    Abstract: An organic light-emitting display device includes a base substrate, a pixel array, a first power voltage wiring and a second power voltage wiring. The base substrate includes a pixel area and a peripheral area that surrounds the pixel area. The pixel array is disposed in the pixel area. The first power voltage wiring is disposed in the peripheral area and includes a first lower power voltage line and a first upper power voltage line. The first upper power voltage line is disposed on the first lower power voltage line and contacts the first lower power voltage line. The second power voltage wiring is disposed in the peripheral area and includes a second lower power voltage line and a second upper power voltage line. The second upper power voltage line is disposed on the second lower power voltage line and contacts the second lower power voltage line. The first upper power voltage line overlaps the second lower power voltage line in a plan view.
    Type: Application
    Filed: April 8, 2019
    Publication date: November 7, 2019
    Inventors: Yoonsun CHOI, Seong Ryong LEE, Hyun Chul KIM, Seongjun LEE, Eunae JUNG
  • Publication number: 20180337223
    Abstract: A display device includes a substrate including a first area, a second area, and a bending area. A plurality of first wires are positioned in the first area. A plurality of second wires are positioned in the second area. An insulating layer is positioned in the bending area. A plurality of connecting wires are disposed on the insulating layer. Each of the connecting wires is connected with at least one of the first wires and at least one of the second wires. Each of the connecting wires includes a first portion and a second portion alternatingly arranged along an extending direction of the connecting wires. A width of the first portion is wider than a width of the second portion in a direction perpendicular to the extending direction each of the connecting wires.
    Type: Application
    Filed: December 28, 2017
    Publication date: November 22, 2018
    Inventors: JIN-SUK LEE, Seong Ryong Lee
  • Patent number: 9362532
    Abstract: An apparatus for ablating a substrate of a display apparatus, the apparatus including a stage, the stage being configured to receive thereon a carrier substrate, the carrier substrate having attached thereto the display apparatus, a light source unit, the light source unit being configured to emit light towards the stage, a measuring unit, the measuring unit being configured to measure a transmittance of the carrier substrate, and a control unit, the control unit being configured to control the light source unit to emit light sufficient to ablate the substrate of the display apparatus according to the transmittance of the carrier substrate as measured by the measuring unit.
    Type: Grant
    Filed: March 29, 2013
    Date of Patent: June 7, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Seong Ryong Lee
  • Patent number: 8880229
    Abstract: Disclosed here is a grid-interactive photovoltaic generation system having power quality improvement and power saving functions. The grid-interactive photovoltaic generation system includes a solar cell array, a first inverter, and a second inverter. The solar cell array receives solar light and generates predetermined power. The first inverter converts the power, generated by the solar cell array, into power required by a grid line. The second inverter is connected to the first inverter, and steps down power, which will be supplied to a load, to an appropriate voltage.
    Type: Grant
    Filed: June 11, 2008
    Date of Patent: November 4, 2014
    Assignee: Kunsan National University Industry-Academy Cooperation Foundation
    Inventor: Seong Ryong Lee
  • Patent number: 8860914
    Abstract: A display device having an improved viewing angle by using a linear polarization structure, and a method of manufacturing the same. The display device includes a first substrate arrangement including a domain forming layer and a pixel electrode arranged on the domain forming layer, the pixel electrode having a cross type opening pattern, a second substrate arrangement including a common electrode arranged on an entire surface that faces the first substrate arrangement and a liquid crystal layer arranged between the first substrate arrangement and the second substrate arrangement, the liquid crystal layer including a plurality of liquid crystal molecules and a reactive mesogen to fix liquid crystal molecules and to produce a liquid crystal domain based on the cross type opening pattern.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: October 14, 2014
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae-Young Lee, Ju-Yeon Seo, Seong-Jun Lee, Yi Li, Seong-Ryong Lee, Yong-Kyu Jang