Patents by Inventor Dong-Han SONG

Dong-Han SONG 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: 20240118781
    Abstract: A method for processing contents at an electronic device is provided. The method includes generating a first content corresponding to a user input applied to content via the electronic device, and displaying a floating user interface (UI), which displays first scrap information on the first content, on a screen of the electronic device.
    Type: Application
    Filed: December 14, 2023
    Publication date: April 11, 2024
    Inventors: Kyung-Hwan KIM, Dong-Jeon KIM, Jin-Hong JEONG, Hye-Soon JEONG, Se-Jun SONG, Yo-Han LEE
  • Patent number: 11941249
    Abstract: A memory device, a host device and a memory system are provided. The memory device may include a plurality of storage units configured to store data, and at least one device controller configured to, receive a read command from at least one host device and to read data stored in the plurality of storage units in response to the read command, the at least one host device including at least one host memory including a plurality of HPB (high performance boosting) entry storage regions, and provide the at least one host device with a response command, the response command indicating an activation or deactivation of the plurality of HPB entry storage regions, the response command including HPB entry type information which indicates a HPB entry type of the HPB entry storage region.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Woo Kim, Jae Sun No, Byung June Song, Kyoung Back Lee, Wook Han Jeong
  • Publication number: 20240076468
    Abstract: An embodiment resin composition for shielding electromagnetic waves, based on a total weight of the resin composition, includes 20 to 80 wt % of thermoplastic resin, 1 to 50 wt % of a conductive filler, and 0.1 to 30 wt % of an additive.
    Type: Application
    Filed: January 16, 2023
    Publication date: March 7, 2024
    Inventors: Seung-Woo Choi, Dong-Bum Seo, Kyun Oh, Yu-Hyun Song, Yang-Jin Kwon, Joo-Han Lee
  • Patent number: 11513385
    Abstract: A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and l are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: November 29, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyoung Won Park, Min Ki Nam, Sung Woon Kim, Dong Han Song
  • Publication number: 20220115567
    Abstract: A display device includes: a substrate; a plurality of pixels on the substrate, and each of the pixels including first to third sub-pixels each including at least one light emitting diode configured to emit light; and a color conversion layer including first to third color conversion patterns respectively corresponding to the first to third sub-pixels, each of the first to third color conversion patterns configured to transmit the light or convert the light into light of a different color. The light emitting diode of each of the first to third sub-pixels is coupled to a first electrode and a second electrode. At least one of the first to third color conversion patterns includes a perovskite compound.
    Type: Application
    Filed: December 21, 2021
    Publication date: April 14, 2022
    Inventors: Jae Hong PARK, Sung Woon KIM, Min Ki NAM, Kyoung Won PARK, Dong Han SONG
  • Patent number: 11227980
    Abstract: A display device includes: a substrate; a plurality of pixels on the substrate, and each of the pixels including first to third sub-pixels each including at least one light emitting diode configured to emit light; and a color conversion layer including first to third color conversion patterns respectively corresponding to the first to third sub-pixels, each of the first to third color conversion patterns configured to transmit the light or convert the light into light of a different color. The light emitting diode of each of the first to third sub-pixels is coupled to a first electrode and a second electrode. At least one of the first to third color conversion patterns includes a perovskite compound.
    Type: Grant
    Filed: August 16, 2019
    Date of Patent: January 18, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hong Park, Sung Woon Kim, Min Ki Nam, Kyoung Won Park, Dong Han Song
  • Patent number: 10591777
    Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: March 17, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyung Guen Yoon, Jae Hong Park, Dong Han Song, Ji Yun Park, Sang Hee Yu, Kyung Seon Tak
  • Publication number: 20200081292
    Abstract: A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and I are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.
    Type: Application
    Filed: May 15, 2019
    Publication date: March 12, 2020
    Inventors: Kyoung Won PARK, Min Ki NAM, Sung Woon KIM, Dong Han SONG
  • Publication number: 20200075814
    Abstract: A display device includes: a substrate; a plurality of pixels on the substrate, and each of the pixels including first to third sub-pixels each including at least one light emitting diode configured to emit light; and a color conversion layer including first to third color conversion patterns respectively corresponding to the first to third sub-pixels, each of the first to third color conversion patterns configured to transmit the light or convert the light into light of a different color. The light emitting diode of each of the first to third sub-pixels is coupled to a first electrode and a second electrode. At least one of the first to third color conversion patterns includes a perovskite compound.
    Type: Application
    Filed: August 16, 2019
    Publication date: March 5, 2020
    Inventors: Jae Hong PARK, Sung Woon KIM, Min Ki NAM, Kyoung Won PARK, Dong Han SONG
  • Patent number: 10371988
    Abstract: A curved liquid crystal display including a first curved substrate; a second curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy, the liquid crystal layer being interposed between the first and second curved substrates; a first curved liquid crystal alignment layer interposed between the liquid crystal layer and the first curved substrate; and a second curved liquid crystal alignment layer interposed between the liquid crystal layer and the second curved substrate. The second curved liquid crystal alignment layer has an average value of surface roughness values greater than an average value of surface roughness values of the first curved liquid crystal alignment layer.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong Han Song, Oh Jeong Kwon, Su Jin Kim, Jin Won Kim, Ki Chul Shin, Dong Chul Shin, Sung Jae Yun, Hyeok Jin Lee
  • Patent number: 10338435
    Abstract: An exemplary embodiment of the present invention provides a liquid crystal display including a first insulation substrate. A pixel electrode is disposed on the first insulation substrate. A first alignment layer is disposed on the pixel electrode. A second insulation substrate faces the first insulation substrate. A common electrode is disposed on a surface of the second insulation substrate, which the surface of the second insulation substrate faces the first insulation substrate. A second alignment layer is disposed on a surface of the common electrode, which the surface of the common electrode faces the first insulation substrate. A liquid crystal layer is disposed between the first alignment layer and the second alignment layer. The liquid crystal layer includes liquid crystal molecules. Liquid crystal molecules adjacent to at least one of the first alignment layer and the second alignment layer have a pre-tilt angle.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: July 2, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Won Kim, Oh Jeong Kwon, Su Jin Kim, Dong Han Song, Ki Chul Shin, Dong-Chul Shin, Sung-Jae Yun, Hyeok Jin Lee
  • Patent number: 10209571
    Abstract: A curved liquid crystal display (“LCD”) includes a thin film transistor (“TFT”) array substrate, a counter substrate facing the TFT array substrate, a liquid crystal layer including liquid crystal molecules of negative dielectric anisotropy and disposed between the TFT array substrate and the counter substrate, a liquid crystal alignment layer disposed between the liquid crystal layer and the counter substrate, a liquid crystal alignment base layer disposed between the liquid crystal layer and the TFT array substrate, and a liquid crystal alignment stabilization layer including projections spaced apart from each other on the liquid crystal alignment base layer between the liquid crystal layer and the liquid crystal alignment base layer, wherein the projections include reactive mesogen polymers, and one of the liquid crystal alignment layer and the liquid crystal alignment base layer includes the reactive mesogen polymers.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyeok Jin Lee, Oh Jeong Kwon, Jin Won Kim, Dong Han Song, Ki Chul Shin, Taek Joon Lee
  • Patent number: 10082709
    Abstract: A liquid crystal display device includes: first and second substrates facing each other and including a plurality of pixels; a liquid crystal layer between the first and second substrates and including a liquid crystal mixture. The first substrate includes a pixel electrode in each pixel. The pixel electrode includes a stem electrode extending in a first direction and a second direction in a cross shape and dividing the pixel into first to fourth domains; and branch electrodes disposed in the first to fourth domains and extending from the stem electrode in a tilted direction to the first and second directions. The branch electrodes disposed in two adjacent domains extend to have angles different from each other with respect to the first direction and the second direction. The liquid crystal mixture includes liquid crystals, and a dopant which adjusts a pitch of the liquid crystals.
    Type: Grant
    Filed: September 19, 2016
    Date of Patent: September 25, 2018
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Dong Chul Shin, Dong Han Song, Ki Chul Shin, Ho Kil Oh
  • Patent number: 10066166
    Abstract: A composition for an alignment layer includes a polyimide-based compound including a polymerization initiator coupled to a side chain of the polyimide-based compound.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: September 4, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Taek Joon Lee, Oh Jeong Kwon, Dong Han Song, Ki Chul Shin, Dong Chul Shin, Hyeok Jin Lee
  • Patent number: 10067396
    Abstract: A liquid crystal display includes: a display panel including first and second substrates opposite to each other, and a liquid crystal layer disposed between the first and second substrates; a reflective polarizer disposed outside the first substrate; and a backlight unit disposed outside the first substrate to provide light to the display panel, where the liquid crystal layer includes liquid crystal molecules and dichroic dye molecules, and the liquid crystal layer has a first arrangement state in which the liquid crystal molecules and the dichroic dye molecules are arranged at random.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: September 4, 2018
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Dong Han Song, Su Jin Kim, Ki Chul Shin, Dong Chul Shin
  • Patent number: 10026369
    Abstract: A liquid crystal display having a curved surface includes: a display panel including a first display panel, a second display panel, and a liquid crystal layer interposed therebetween and including liquid crystal molecules. The first display panel includes a first substrate on which a plurality of gate lines and data lines are formed, a first electrode, and a pixel electrode. The second display panel includes a second substrate facing the first substrate and a second electrode. The liquid crystal display further includes a common voltage supplier applying two voltages having a predetermined voltage difference to the first and second electrodes within a period before a frame displaying an image on the display panel; a gate driver applying a gate signal to each of the gate lines after the period; and a data driver applying a data voltage to the pixel electrode corresponding to the gate signal.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: July 17, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung-Jae Yun, Dong Han Song, Ki Chul Shin, Hyeok Jin Lee
  • Patent number: 9995973
    Abstract: A display device may include a common electrode, a first pixel electrode, a second pixel electrode, an insulation layer, and a liquid crystal layer. The first pixel electrode overlaps the common electrode. The second pixel electrode is electrically connected to the first pixel electrode and is positioned between the first pixel electrode and the common electrode. A first portion of the second pixel electrode does not overlap the first pixel electrode in a direction perpendicular to the common electrode. A second portion of the second pixel electrode overlaps a first portion of the first pixel electrode. A second portion of the first pixel electrode does not overlap the second pixel electrode in the direction perpendicular to the common electrode. The insulating layer is positioned between the first pixel electrode and the second pixel electrode. The liquid crystal layer is positioned between the common electrode and the second pixel electrode.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: June 12, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dong-Chul Shin, Oh Jeong Kwon, Su Jin Kim, Jin Won Kim, Dong Han Song, Ki Chul Shin, Sung-Jae Yun, Hyeok Jin Lee
  • Patent number: 9964814
    Abstract: A liquid-crystal display device includes a first substrate and a second substrate including pixels, a liquid-crystal layer interposed between the first and second substrates, pixel electrodes disposed on the first substrate, each of the pixel electrodes disposed in a pixel region of the respective pixels, and a common electrode overlapping the pixel electrodes, where each of the pixel electrodes includes, a stem electrode extended in a first direction and in a second direction intersecting the first direction to divide the pixel region into quadrants, the quadrants corresponding to first to fourth domains, respectively, first branch electrodes, second branch electrodes, third branch electrodes, a first in-between electrode, and a second in-between electrode, and where widths of the first to third branch electrodes are equal to one another, and widths of the first and second in-between electrodes increase as farther from the stem electrode.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: May 8, 2018
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Dong Han Song, Su Jin Kim, Dong Chul Shin, Ki Chul Shin, Ho Kil Oh
  • Publication number: 20180101070
    Abstract: A curved liquid crystal display including a first curved substrate; a second curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy, the liquid crystal layer being interposed between the first and second curved substrates; a first curved liquid crystal alignment layer interposed between the liquid crystal layer and the first curved substrate; and a second curved liquid crystal alignment layer interposed between the liquid crystal layer and the second curved substrate. The second curved liquid crystal alignment layer has an average value of surface roughness values greater than an average value of surface roughness values of the first curved liquid crystal alignment layer.
    Type: Application
    Filed: December 12, 2017
    Publication date: April 12, 2018
    Inventors: Dong Han Song, Oh Jeong Kwon, Su Jin Kim, Jin Won Kim, Ki Chui Shin, Dong Chui Shin, Sung Jae Yun, Hyeok Jin Lee
  • Publication number: 20180081242
    Abstract: A display device comprising: a first substrate, a second substrate facing the first substrate, a color conversion layer disposed on one surface of the second substrate and including quantum dots; a first circular polarizer disposed on the color conversion layer and a second circular polarizer disposed on either one surface of the first substrate facing one surface of the second substrate or the other surface opposed to the one surface of the first substrate.
    Type: Application
    Filed: August 28, 2017
    Publication date: March 22, 2018
    Inventors: Hyung Guen YOON, Jae Hong PARK, Dong Han SONG, Ji Yun PARK, Sang Hee YU, Kyung Seon TAK