Patents by Inventor Dae Won Kim

Dae Won Kim 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: 9012898
    Abstract: An electrophoretic display device includes: a first substrate having a plurality of pixels formed in a plurality of vertical pixel rows and a plurality of horizontal pixel rows; a plurality of data lines formed at every vertical pixel row of the first substrate; a thin film transistor (TFT) formed at each pixel of the first substrate and including a source electrode, a drain electrode, an organic semiconductor layer, and a gate electrode; a passivation layer formed on the TFTs and the data lines of the first substrate and including a first contact hole exposing the drain electrode of the TFT and a second contact hole exposing the gate electrode of the TFT; a pixel electrode formed on the passivation layer at each pixel of the first substrate and connected with the drain electrode of the TFT via the first contact hole of the passivation layer; a plurality of gate lines formed on the passivation layer at every horizontal pixel row of the first substrate and connected with the gate electrode of the TFT via the s
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: April 21, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Min-Joo Kim, Ho-Cheol Kang, Dae-Won Kim, Young-Hoon Noh, Han-Saem Kang
  • Publication number: 20150102367
    Abstract: The present invention relates to a light emitting device. The light emitting device comprises a substrate, an N-type semiconductor layer formed on the substrate, and a P-type semiconductor layer formed on the N-type semiconductor layer, wherein a side surface including the N-type or P-type semiconductor layer has a slope of 20° to 80° from a horizontal plane. Further, a light emitting device comprises a substrate formed with a plurality of light emitting cells each including an N-type semiconductor layer and a P-type semiconductor layer formed on the N-type semiconductor layer, wherein the N-type semiconductor layer of one light emitting cell and the P-type semiconductor layer of another adjacent light emitting cell are connected to each other, and a side surface including at least the P-type semiconductor layer of the light emitting cell has a slope of 20° to 80° from a horizontal plane.
    Type: Application
    Filed: November 21, 2014
    Publication date: April 16, 2015
    Inventors: Jong Lam LEE, Jae Ho LEE, Yeo Jin YOON, Eu Jin HWANG, Dae Won KIM
  • Patent number: 9007315
    Abstract: A flexible display device includes: a flexible display unit configured to display an image; a flexible touch screen unit disposed over the flexible display unit; an insulating film interposed between the flexible display unit and the flexible touch screen unit, and a spacer formed between the flexible touch screen unit and the insulating film in order to maintain a distance between the flexible touch screen unit and the insulating film. A conductive layer is further formed over the insulating film and configured to touch the flexible touch screen unit when the flexible display device is bent. A degree of warpage of the flexible display device can be measured and thus can be utilized in various warpage events of the flexible display device by using warpage values.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: April 14, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dae-Won Kim, Jun-Ho Kwack, Young-Sik Kim
  • Publication number: 20150074414
    Abstract: Provided are a system and method for providing a digital signature based on a mobile trusted module (MTM). The system includes a control unit configured to activate a mobile application and receive selection of one certificate in a previously set certificate list from a user through the activated mobile application, an MTM configured to generate based on the selected certificate a keypad image in which buttons are irregularly arranged, an MTM table for converting keypad touch information into an actual value, and a terminal table for converting keypad image coordinates into an area, and put a digital signature on the certificate using a certificate password input by the user based on the keypad image, the MTM table, and the terminal table to generate a digital signature value, and a communication unit configured to encrypt the generated digital signature value and transmit the encrypted digital signature to an authentication server.
    Type: Application
    Filed: March 25, 2014
    Publication date: March 12, 2015
    Applicant: Electronics and Telecommunications Research Institute
    Inventor: Dae-Won KIM
  • Patent number: 8962567
    Abstract: Disclosed is a treatment for ophthalmic diseases, more specifically, a pharmaceutical composition for treating ophthalmic diseases including a fusion protein of FK506 binding protein capable of penetrating into the ocular tissue as an active ingredient.
    Type: Grant
    Filed: April 6, 2011
    Date of Patent: February 24, 2015
    Assignee: Industry Academic Cooperation Foundation, Hallym University
    Inventors: Soo Young Choi, Dae Won Kim, Sung Ho Lee, Jinseu Park, Won Sik Eum
  • Publication number: 20150036081
    Abstract: A polarizer includes a base substrate, a polarization layer adhered to the base substrate and configured to polarize light incident from the base substrate, an infrared ray blocking layer disposed on the polarization layer and a buffer layer having a refractive index smaller than a refractive index of the infrared ray blocking layer.
    Type: Application
    Filed: February 21, 2014
    Publication date: February 5, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: BEONG-HUN BEON, DAE-WON KIM, JI-HOON KIM, SEUNG-BEOM PARK, SANG-GU LEE, SEUNG-HEE LEE, KYUNG-HWAN JEON
  • Patent number: 8947411
    Abstract: The sensing device is provided. A sensing device according to an exemplary embodiment of the present invention includes a lower panel, an upper panel facing the lower panel, a liquid crystal layer positioned between the lower panel and the upper panel, an infrared ray sensor formed in at least one of the lower panel and the upper panel, a visible light sensor formed in at least one of the lower panel and the upper panel, and a backlight device positioned at an outer surface of the lower panel, wherein the backlight device includes a plurality of light emitting members representing different colors and an infrared ray light emitting member.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: February 3, 2015
    Assignee: Samsung Display Co., Ltd.
    Inventors: Beong-Hun Beon, Kwang-Hyun Kim, Dae Won Kim, Ji-Hoon Kim, Seung Beom Park, Na Young Shin
  • Publication number: 20150022763
    Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other. A color filter is positioned on the first substrate. A liquid crystal layer is interposed between the first substrate and the second substrate. A first polarizer is positioned on an outer surface of the first substrate. A first compensation film is positioned on an outer surface of the first polarizer. A second compensation film is positioned on an outer surface of the second substrate. A third compensation film is positioned on an outer surface of the second compensation film. A second polarizer is positioned on an outer surface of the third compensation film. The second compensation film includes a negative C-plate, and the third compensation film includes a biaxial film.
    Type: Application
    Filed: January 21, 2014
    Publication date: January 22, 2015
    Applicant: SAMSUNG DISPLAY CO., LTD.
    Inventors: JIN HOON KIM, KWANG-HYUN KIM, DAE WON KIM, SEUNG BEOM PARK, BEONG-HUN BEON, SEUNG HEE LEE, YUN JANG, NA YOUNG SHIN, SANG-GU LEE
  • Publication number: 20150026306
    Abstract: A method and an apparatus for providing a virtual desktop service to provide an optimal virtual desktop service in accordance with distances between virtualization servers and a user are provided. A virtual desktop service suitable for a request of the user is provided to the user so that loads of servers may be dispersed and power usage of the servers may be minimized. That is, in an environment where the virtualization servers that provide the virtual desktop service are locally dispersed, the virtual machines may be allocated to a virtualization server with a shortest network delay based on network distances from the virtualization servers to the user. In addition, after a server power usage amount is predicted in accordance with a virtual machine usage type of the user, a virtualization server may be selected in accordance with the prediction result.
    Type: Application
    Filed: December 17, 2013
    Publication date: January 22, 2015
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jong Bae MOON, Dae Won KIM, Sun Wook KIM, SooCheol OH, Hak jae KIM, Jung-hyun CHO, Myeong-Hoon OH, Seong Woon KIM, Hag Young KIM
  • Patent number: 8937326
    Abstract: Disclosed is a light emitting diode (LED) package having an array of light emitting cells coupled in series. The LED package comprises a package body and an LED chip mounted on the package body. The LED chip has an array of light emitting cells coupled in series. Since the LED chip having the array of light emitting cells coupled in series is mounted on the LED package, it can be driven directly using an AC power source.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: January 20, 2015
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Chung Hoon Lee, Keon Young Lee, Hong San Kim, Dae Won Kim, Hyuck Jung Choi
  • Patent number: 8937311
    Abstract: A method of fabricating a thin film transistor includes sequentially forming a first metal layer on a substrate and a second metal layer of copper on the first metal layer; performing a plasma process to form a copper nitride layer on the second metal layer; patterning the copper nitride layer, the second metal layer and the first metal layer to form a gate electrode; forming a first gate insulating layer of silicon nitride on the substrate including the gate electrode; forming a second gate insulating layer of silicon oxide on the first gate insulating layer; forming a semiconductor layer on the second gate insulating layer formed of an oxide semiconductor material; and forming a source electrode and a drain electrode on the semiconductor layer, the source electrode spaced apart from the drain electrode.
    Type: Grant
    Filed: December 17, 2012
    Date of Patent: January 20, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun-Sik Seo, Bong-Chul Kim, Dae-Won Kim
  • Patent number: 8921837
    Abstract: The present invention is to provide an organic light emitting display device for preventing a thin-film transistor from being deteriorated due to hydrogen when forming a light compensation layer configured to enhance viewing angle, and the organic light emitting display device may include a first substrate and a second substrate comprising a plurality of pixels; a thin-film transistor formed at each pixel of the first substrate; a color filter layer formed at each pixel; an insulating layer formed on the color filter layer; a light compensation layer formed on the insulating layer and made of a material containing no hydrogen; a pixel electrode formed on the light compensation layer of each pixel; an organic light emitting unit formed on the pixel electrode to emit light; and a common electrode formed on the organic light emitting unit.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: December 30, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Hyun-Sik Seo, Jeong-Hoon Lee, Dae-Won Kim, Yong-Ho Choi
  • Publication number: 20140379882
    Abstract: A system of a network video recorder (NVR) device for automatic connection to an IP camera is provided. The system is implemented to make it possible to automatically establish a connection between the NVR device and the IP camera while reducing a user's intervention, and thereby a user not having enough expertise knowledge of IP network settings may be able to avoid experiencing inconvenience in manual settings, and also it is possible to prevent errors which may occur in manually adjusting the network settings and to prevent unnecessary time wasted on the network setting management process.
    Type: Application
    Filed: June 25, 2013
    Publication date: December 25, 2014
    Applicant: IDIS CO., LTD.
    Inventors: Dae-Won KIM, Hyo-Jin BYEON, Jun-Hyeok HEO
  • Publication number: 20140380089
    Abstract: A method and apparatus for recovering the failed disk of a virtual machine in a virtualization system are disclosed. The apparatus includes a system performance analysis unit, a failed disk recovery unit, and a disk exchange unit. The system performance analysis unit calculates recovery resources, that is, network and disk I/O bandwidths, to be assigned to the recovery of a failed disk by analyzing the performance of the virtualization system. The failed disk recovery unit performs the discovery of the failed disk by recovering a copy disk, that is, a copy of the failed disk, using a mandatory disk stored in the virtualization system while ensuring the performance of virtual machines based on the recovery resources. The disk exchange unit deletes the failed disk and assigns the recovered copy disk to a virtual machine corresponding to the failed disk.
    Type: Application
    Filed: June 20, 2014
    Publication date: December 25, 2014
    Inventors: Hak-Jae KIM, Hag-Young KIM, Seong-Woon KIM, Dae-Won KIM, Sun-Wook KIM, Soo-Cheol OH, Myeong-Hoon OH, Jong-Bae MOON, Jung-Hyun CHO
  • Publication number: 20140366093
    Abstract: Disclosed herein are a method and architecture capable of efficiently providing virtual desktop service. A service architecture for virtual desktop service according to the present invention includes a connection broker configured to perform authentication, manage virtual machines, and perform a server monitoring and protocol coordination function, a resource pool configured to manage software resources that are delivered to a specific virtual machine in a streaming form on a specific time in order to provide on-demand virtual desktop service and are executed on the specific virtual machine and to provide provision information about the managed software resources in response to a request from the connection broker, and a virtual machine infrastructure configured to support hardware resources, generate virtual machines in which the software of a user terminal is executed, and provide the generated virtual machine as virtual desktops.
    Type: Application
    Filed: June 10, 2014
    Publication date: December 11, 2014
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Myeong-Hoon OH, Dae Won KIM, Sun Wook KIM, Soo Cheol OH, Seong Woon KIM, Hag Young KIM, Jong Bae MOON, Jung-hyun CHO
  • Patent number: 8895957
    Abstract: The present invention relates to a light emitting device. The light emitting device comprises a substrate, an N-type semiconductor layer formed on the substrate, and a P-type semiconductor layer formed on the N-type semiconductor layer, wherein a side surface including the N-type or P-type semiconductor layer has a slope of 20 to 80° from a horizontal plane. Further, a light emitting device comprises a substrate formed with a plurality of light emitting cells each including an N-type semiconductor layer and a P-type semiconductor layer formed on the N-type semiconductor layer, wherein the N-type semiconductor layer of one light emitting cell and the P-type semiconductor layer of another adjacent light emitting cell are connected to each other, and a side surface including at least the P-type semiconductor layer of the light emitting cell has a slope of 20 to 80° from a horizontal plane.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: November 25, 2014
    Assignee: Seoul Viosys Co., Ltd
    Inventors: Jong Lam Lee, Jae Ho Lee, Yeo Jin Yoon, Eu Jin Hwang, Dae Won Kim
  • Publication number: 20140328056
    Abstract: An AC light emitting device includes a first light emitting diode chip and a second light emitting diode chip, each of which has a plurality of light emitting cells on a single substrate. A first long-persistent phosphor is positioned on the first light emitting diode chip to perform wavelength conversion for a portion of light emitted from the first light emitting diode chip, and a second long-persistent phosphor is positioned on the second light emitting diode chip to perform wavelength conversion for a portion of light emitted from the second light emitting diode chip. The afterglow luminescence period of the second long-persistent phosphor is different from that of the first long-persistent phosphor.
    Type: Application
    Filed: June 3, 2014
    Publication date: November 6, 2014
    Applicant: Seoul Viosys Co., Ltd.
    Inventors: Chung Hoon Lee, Yeo Jin Yoon, Dae Won Kim, Dae Sung Cho, Kyung Hee Ye
  • Patent number: 8872419
    Abstract: The disclosed light emitting device comprises at least one first light emitting element including at least one light emitting chip for emitting light having a wavelength of 400 to 500 nm and a phosphor; and at least one second light emitting element disposed adjacent to the first light emitting element to emit light having a wavelength of 560 to 880 nm.
    Type: Grant
    Filed: June 2, 2011
    Date of Patent: October 28, 2014
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Dae Won Kim, Do Hyung Kim, Dae Sung Kal, In Kyu Park
  • Publication number: 20140312771
    Abstract: A rectangular LED lighting apparatus connected directly to an AC power supply is provided. The rectangular LED lighting apparatus includes: a printed circuit board in which circuit patterns are formed for electrical connection of LEDs; a rectification unit configured to rectify an AC voltage and output a DC rectified voltage; an LED unit driven by the rectified voltage, the LED unit including first to n-th light emitting blocks (where n is a positive integer equal to or greater than 2) arranged linearly on the printed circuit board; and an LED driving control unit configured to sequentially drive first to m-th light emitting groups (where m is a positive integer equal to or greater than 2), each of which includes n LEDs, according to a voltage level of the rectified voltage output from the rectification unit.
    Type: Application
    Filed: May 31, 2013
    Publication date: October 23, 2014
    Inventors: Deok Ju LEE, Dae Won Kim, Seong Bok Yoon, II Park
  • Publication number: 20140306242
    Abstract: An optical semiconductor lighting apparatus including: a substrate in which a single LED chip or a plurality of LED chips are disposed; a first mold portion disposed on the substrate to cover the plurality of LED chips; and a second mold portion extending from an edge of the first mold portion and disposed on the substrate. The respective LED chips can improve adhesive strength with respect to the substrate through the first and second mold portions. Peeling, surface cracking and damage caused by moisture permeation can be prevented by the first and second mold portions. A fluorescent material included in the second mold portion can improve a wavelength conversion rate.
    Type: Application
    Filed: May 28, 2013
    Publication date: October 16, 2014
    Applicant: POSCO LED COMPANY LTD.
    Inventors: Kyung-Rye Kim, Ji Eun Kook, Jung Hwa Kim, Jing Jong Kim, Min Uk Yoo, Dae Won Kim, Seong Bok Yoon