Patents by Inventor Sang Rhim

Sang Rhim 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: 11048110
    Abstract: A curved liquid crystal display device includes: a curved liquid crystal panel including a first flat section and a second flat section in a longitudinal direction and a curved section between the first and second flat sections; a curved backlight unit which is disposed under the curved liquid crystal panel and includes a glass light guide plate having first and second flat sections and a curved section; a curved guide panel which surrounds edges of the curved liquid crystal panel and the curved backlight unit and includes first and second flat sections and a curved section; and a curved glass cover bottom which is disposed at a back surface of the curved backlight unit and includes first and second flat sections and a curved section, wherein the curved guide panel and the curved glass cover bottom are outermost structures of the curved liquid crystal display device.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: June 29, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Yong-Seok Lee, Min-Jin Lee, Ju-Sang Rhim
  • Patent number: 10754469
    Abstract: An apparatus for detecting a touch includes a touch panel configured to include an electrode constituting a self-capacitor together with an object, a charge-sharing unit configured to include a charge-sharing capacitor which is charge-shared with the self-capacitor, a differential signal generation unit configured to receive an output signal of the charge-sharing unit, generate a pair of pseudo differential touch signals, and detect a touch of the object, and a control unit configured to control the charge-sharing unit so that the charge-sharing unit may perform charge sharing and signal output.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: August 25, 2020
    Assignee: MELFAS INC.
    Inventors: Byung Sang Rhim, Jae Woo You, Min Suk Woo
  • Patent number: 10732449
    Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: August 4, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
  • Patent number: 10564914
    Abstract: A multi-panel display device includes a first display device including a first display region and a first non-display region surrounding the first display region; a first optical member located on the first display device and including optical fibers; and a first protection film covering an outside of the first optical member.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: February 18, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Mi-Hyung Chin, Seung-Soo Yang, Ju-Sang Rhim
  • Publication number: 20190354225
    Abstract: An apparatus for detecting a touch includes a touch panel configured to include an electrode constituting a self-capacitor together with an object, a charge-sharing unit configured to include a charge-sharing capacitor which is charge-shared with the self-capacitor, a differential signal generation unit configured to receive an output signal of the charge-sharing unit, generate a pair of pseudo differential touch signals, and detect a touch of the object, and a control unit configured to control the charge-sharing unit so that the charge-sharing unit may perform charge sharing and signal output.
    Type: Application
    Filed: July 4, 2017
    Publication date: November 21, 2019
    Applicant: MELFAS INC.
    Inventors: Byung Sang RHIM, Jae Woo YOU, Min Suk WOO
  • Publication number: 20190302518
    Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.
    Type: Application
    Filed: June 17, 2019
    Publication date: October 3, 2019
    Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
  • Patent number: 10371983
    Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: August 6, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
  • Patent number: 10345947
    Abstract: Disclosed is a method of detecting a hovering object, the method including: an operation of precharging a compensation capacitor and a parallel capacitor, which is obtained by connecting in parallel a self-capacitor formed between an object hovering over a touch panel and an electrode of the touch panel and a parasitic capacitor of the touch panel, with a predetermined voltage; a first charge sharing operation of sharing charges by connecting the parallel capacitor and the compensation capacitor in series; a second charge sharing operation of sharing charges by connecting the parallel capacitor and the compensation capacitor in parallel; and an operation of outputting an electrical signal provided by the parallel capacitor while the parallel capacitor and the compensation capacitor are connected in parallel.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: July 9, 2019
    Assignees: MELFAS INC., NPLANIC CO., LTD.
    Inventors: Seung Wook Lee, Byung Sang Rhim, Jeong Woo Lee
  • Publication number: 20190179192
    Abstract: A curved liquid crystal display device includes: a curved liquid crystal panel including a first flat section and a second flat section in a longitudinal direction and a curved section between the first and second flat sections; a curved backlight unit which is disposed under the curved liquid crystal panel and includes a glass light guide plate having first and second flat sections and a curved section; a curved guide panel which surrounds edges of the curved liquid crystal panel and the curved backlight unit and includes first and second flat sections and a curved section; and a curved glass cover bottom which is disposed at a back surface of the curved backlight unit and includes first and second flat sections and a curved section, wherein the curved guide panel and the curved glass cover bottom are outermost structures of the curved liquid crystal display device.
    Type: Application
    Filed: November 29, 2018
    Publication date: June 13, 2019
    Applicant: LG Display Co., Ltd.
    Inventors: Yong-Seok LEE, Min-Jin LEE, Ju-Sang RHIM
  • Patent number: 10101611
    Abstract: A backplate having a folding region and an unfolding region adjacent to the folding region includes: first and second material layers corresponding to the folding and unfolding regions; and a third material layer between the first and second material layers, the third material layer is more rigid than the first and second materials layers, wherein the first and second material layers extend from the folding region to the unfolding regions such that a thickness of the first and second material layers is gradually reduced from the folding region to the unfolding region.
    Type: Grant
    Filed: March 21, 2017
    Date of Patent: October 16, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: Yong-Seok Lee, Ju-Sang Rhim
  • Publication number: 20180031907
    Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.
    Type: Application
    Filed: July 25, 2017
    Publication date: February 1, 2018
    Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
  • Publication number: 20170371612
    Abstract: A multi-panel display device includes a first display device including a first display region and a first non-display region surrounding the first display region; a first optical member located on the first display device and including optical fibers; and a first protection film covering an outside of the first optical member.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 28, 2017
    Inventors: Mi-Hyung CHIN, Seung-Soo YANG, Ju-Sang RHIM
  • Publication number: 20170315408
    Abstract: A backplate having a folding region and an unfolding region adjacent to the folding region includes: first and second material layers corresponding to the folding and unfolding regions; and a third material layer between the first and second material layers, the third material layer is more rigid than the first and second materials layers, wherein the first and second material layers extend from the folding region to the unfolding regions such that a thickness of the first and second material layers is gradually reduced from the folding region to the unfolding region.
    Type: Application
    Filed: March 21, 2017
    Publication date: November 2, 2017
    Inventors: Yong-Seok LEE, Ju-Sang RHIM
  • Publication number: 20160349906
    Abstract: Disclosed is a method of detecting a hovering object, the method including: an operation of precharging a compensation capacitor and a parallel capacitor, which is obtained by connecting in parallel a self-capacitor formed between an object hovering over a touch panel and an electrode of the touch panel and a parasitic capacitor of the touch panel, with a predetermined voltage; a first charge sharing operation of sharing charges by connecting the parallel capacitor and the compensation capacitor in series; a second charge sharing operation of sharing charges by connecting the parallel capacitor and the compensation capacitor in parallel; and an operation of outputting an electrical signal provided by the parallel capacitor while the parallel capacitor and the compensation capacitor are connected in parallel.
    Type: Application
    Filed: May 19, 2016
    Publication date: December 1, 2016
    Applicants: MELFAS INC., NPLANIC CO., LTD.
    Inventors: Seung Wook LEE, Byung Sang RHIM, Jeong Woo LEE
  • Publication number: 20130027348
    Abstract: Provided are a touch sensing panel and a touch sensing apparatus for detecting an absolute location with respect to at least one touch, including a driving electrode forming a mutual capacitance between a sensing electrode and the driving electrode in response to a predetermined driving signal and including at least two electrode surfaces divided by a width size.
    Type: Application
    Filed: February 25, 2011
    Publication date: January 31, 2013
    Applicant: MELFAS, INC.
    Inventors: Do Hwan Oh, Byung Sang Rhim
  • Publication number: 20100315330
    Abstract: The present disclosure relates to a user input apparatus for integrated processing of user inputs via various types of switches. In one aspect, the apparatus includes: an input port connected to either an electrical switch or a mechanical switch to receive a user input signal via the electrical switch or the mechanical switch; a switch selection unit configured to store an electrical input unit activating information in case the input port is connected to the electrical switch, and to store a mechanical input unit activating information in case the input port is connected to the mechanical switch; an electrical input unit coupled to receive an electrical input signal inputted via the electrical switch, in case the electrical input unit activating information is stored in the switch selection unit; and a mechanical input unit coupled to receive a mechanical input signal inputted via the mechanical switch, in case the mechanical input unit activating information is stored in the switch selection unit.
    Type: Application
    Filed: May 23, 2007
    Publication date: December 16, 2010
    Applicant: MELFAS, INC.
    Inventors: Byung Sang Rhim, Dong-Jin Min
  • Publication number: 20070147379
    Abstract: A packet data communication on-chip interconnect system is provided including a network interface efficiently controlling a transaction performed between at least one master intellectual property (IP) block and at least one slave IP block connected via a Network on a Chip (NoC). According to an aspect of the present invention, traffic functioning and throughput of the entire NoC may be improved by appropriately controlling an operation of performing a lock operation according to an Advance eXtensible Interface (AXI) protocol in the network interface of the packet data communication on-chip interconnect system.
    Type: Application
    Filed: June 22, 2006
    Publication date: June 28, 2007
    Inventors: Beom Lee, Eui Kim, Sang Rhim