Patents by Inventor Seung-youl Kang

Seung-youl Kang 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: 20110136296
    Abstract: Provided is a method for manufacturing a semiconductor device. The method includes: providing a first substrate where an active layer is formed on a buried insulation layer; forming a gate insulation layer on the active layer; forming a gate electrode on the gate insulation layer; forming a source/drain region on the active layer at both sides of the gate electrode; exposing the buried insulation layer around a thin film transistor (TFT) including the gate electrode and the source/drain region; forming an under cut at the bottom of the TFT by partially removing the buried insulation layer; and transferring the TFT on a second substrate.
    Type: Application
    Filed: April 26, 2010
    Publication date: June 9, 2011
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae Bon Koo, Seung Youl Kang, In-Kyu You
  • Publication number: 20110133569
    Abstract: Provided are a wireless power transmission device and wireless power reception device. A power-relaying resonant coil is disposed between a power transmitter and a power receiver to increase transmission efficiency and lengthen a transmission distance. The wireless power transmission device includes a power generation module for generating power, a power coil for receiving the power, a transmitting coil for resonating at the unique resonant frequency due to magnetic induction with the power coil and generating a non-radiative electromagnetic wave, and one or more power relay coils for relaying the non-radiative electromagnetic wave.
    Type: Application
    Filed: May 13, 2010
    Publication date: June 9, 2011
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sang Hoon CHEON, Yong Hae KIM, Seung Youl KANG, Myung Lae LEE, Jong Moo LEE, Tae Hyoung ZYUNG
  • Publication number: 20110122480
    Abstract: Provided are a method of fabricating an electrophoretic ink, the electrophoretic ink formed using the method, and an electrophoretic display having the same. The method of fabricating the electrophoretic ink includes dispersing a pigment particle into a dielectric fluid for the electrophoretic ink and adding at least monomer and initiator to the dielectric fluid to form a polymeric membrane surrounding the pigment particle. Since the pigment particle surrounded by the polymeric membrane and the dielectric fluid in which the pigment particle is dispersed can be utilized as the electrophoretic ink as they are, the method of fabricating the electrophoretic ink is simplified.
    Type: Application
    Filed: April 22, 2010
    Publication date: May 26, 2011
    Applicant: ELECTRONICS AND TELECOMMUNICATONS RESEARCH INSTITUTE
    Inventors: Chul Am KIM, Hyeonjung Yoo, Kyung Soo Suh, Seung Youl Kang
  • Publication number: 20110092032
    Abstract: Provided is a manufacturing methods of a semiconductor device. The methods includes: forming an active layer on a first substrate; bonding a top surface of the active layer with a second substrate and separating the active layer from the first substrate; forming conductive impurity regions corresponding to source and drain regions of the active layer bonded on the second substrate; bonding a third substrate on a bottom surface of the active layer and removing the second substrate; and forming a gate electrode on a top between the conductive impurity regions of the active layer bonded on the third substrate and forming source and drain electrodes on the conductive impurity regions.
    Type: Application
    Filed: April 26, 2010
    Publication date: April 21, 2011
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae Bon Koo, Seung Youl Kang
  • Publication number: 20110056671
    Abstract: Provided is a solid type heat dissipation device for electronic communication appliances. The solid type heat dissipation device includes a graphite thin plate horizontally transferring heat, a plurality of metal fillers passing through the graphite thin plate to vertically transfer heat, and a plurality of metal thin plates attached to upper and lower surfaces of the graphite thin plate and connected to the metal fillers.
    Type: Application
    Filed: April 22, 2010
    Publication date: March 10, 2011
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seok-Hwan MOON, Seung Youl KANG, Kyoung Ik CHO, Moo Jung CHU
  • Patent number: 7903321
    Abstract: Provided are a color electrophoretic display and a method of manufacturing the same. The color electrophoretic display includes: a plurality of lower electrodes arranged on a lower layer and disposed with a predetermined interval therebetween; a plurality of first to third photoresist chambers arranged on the plurality of lower electrodes; first to third electronic inks accommodated in the plurality of first to third photoresist chambers respectively, and discriminatively operating to an electric field to independently display red, green, and blue colors; and a plurality of upper electrodes disposed with a predetermined interval therebetween and facing the plurality of lower electrodes with the plurality of first to third photoresist chambers being held therebetween.
    Type: Grant
    Filed: July 1, 2009
    Date of Patent: March 8, 2011
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seong Deok Ahn, Seung Youl Kang, Chul Am Kim, In Kyu You, Gi Heon Kim, Ji Young Oh, Kyu Ha Baek, Kyung Soo Suh
  • Publication number: 20110049592
    Abstract: Provided are a nonvolatile memory cell and a method of manufacturing the same. The nonvolatile memory cell includes a memory transistor and a driver transistor. The memory transistor includes a semiconductor layer, a buffer layer, an organic ferroelectric layer, and a gate electrode, which are disposed on a substrate. The driver transistor includes the semiconductor layer, the buffer layer, a gate insulating layer, and the gate electrode, which are disposed on the substrate. The memory transistor and the driver transistor are disposed on the same substrate. The nonvolatile memory cell is transparent in a visible light region.
    Type: Application
    Filed: July 19, 2010
    Publication date: March 3, 2011
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Min YOON, Chun Won BYUN, Shin Hyuk YANG, Sang Hee PARK, Soon Won JUNG, Seung Youl KANG, Chi Sun HWANG, Byoung Gon YUN
  • Patent number: 7889419
    Abstract: An electrophoretic display and a method of manufacturing the electrophoretic display are provided. The electrophoretic display includes an lower electrode formed on an under layer, an lower electrode protection layer formed on the lower electrode, an insulating template formed on the lower electrode protection layer and having a plurality of holes of smaller size than the wavelength of visible rays region, a dielectric fluid filling the holes and having a color, a plurality of charged particles suspended in the dielectric fluid filling each of the plurality of holes having a color different from the color of the dielectric fluid, and an upper electrode formed on the insulating template in sequential order. Accordingly, a problem of agglomeration of the charged particles can be solved by the insulating template having holes of smaller size than the wavelength of visible rays region, and thus a reliable electrophoretic display emitting light of one color or natural colors is achieved.
    Type: Grant
    Filed: September 17, 2007
    Date of Patent: February 15, 2011
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seong Deok Ahn, Kyung Soo Suh, Seung Youl Kang, Yong Eui Lee, Chul Am Kim, Meyoung Ju Joung, Mi Kyung Kim, Gun Hong Lee
  • Publication number: 20110031817
    Abstract: A rectifying antenna array includes a plurality of rectifying antennas connected in parallel. Each of the rectifying antennas includes a reception-side antenna receiving AC power through magnetic induction with a reception-side resonant antenna of a resonant wireless power receiver and a rectifier diode connected to the reception-side antenna and converting the AC power into DC power.
    Type: Application
    Filed: July 9, 2010
    Publication date: February 10, 2011
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jong Moo Lee, Yong Hae Kim, Myung Lae Lee, Sang Hoon Cheon, Seung Youl Kang, Tae Hyoung Zyung, Sang Gi Kim, Jin Ho Lee
  • Publication number: 20100300360
    Abstract: Provided is a method for depositing an organic/inorganic thin film. The method includes: i) heating a source vessel containing an organic material and an inorganic material; ii) transferring a deposition gas to a process chamber; iii) distributing the deposition gas onto a substrate disposed in the process chamber; iv) purging the process chamber; v) heating an activating agent source vessel; vi) transferring a heat initiator gas phase to the process chamber; vii) distributing the heat initiator gas phase onto the organic or inorganic material monomer deposited on the substrate through the process chamber, and forming an organic/inorganic thin film; and viii) exhausting the heat initiator gas phase and purging the process chamber. Depositing the organic/inorganic thin film in a time-division manner, the thickness of the thin film can be accurately adjusted and the deposition can be uniformly performed when the thin film is deposited on a large-scale substrate.
    Type: Application
    Filed: August 13, 2010
    Publication date: December 2, 2010
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seong Deok AHN, Seung Youl KANG, Chul Am KIM, Ji Young OH, In Kyu YOU, Gi Heon KIM, Kyu Ha BAEK, Kyung Soo SUH
  • Publication number: 20100301678
    Abstract: Provided is a wireless power transmission device. The wireless power transmission device includes a power coil in which a high frequency current is applied, a transmission coil in which the high frequency current is induced by magnetic induction, the transmission coil configured to generate an non-radiative electromagnetic wave when the transmission coil has the same resonant frequency as an at least one external target device, and a resonant frequency regulator configured to regulate the resonant frequency of the transmission coil. The wireless power transmission device can transmit the power when it has the same resonant frequency as the target device. Therefore, the overheating due to an eddy current may not occur, and the design may be easily varied.
    Type: Application
    Filed: October 20, 2009
    Publication date: December 2, 2010
    Applicant: ELECTRONICS AND TELECOMMUNICATION RESEARCH INSTITUTE
    Inventors: YONG HAE KIM, SEUNG YOUL KANG, MYUNG LAE LEE, TAEHYOUNG ZYUNG, JONG-MOO LEE, SANG HOON CHEON
  • Publication number: 20100243994
    Abstract: Provided are a transparent nonvolatile memory thin film transistor (TFT) and a method of manufacturing the same. The memory TFT includes source and drain electrodes disposed on a transparent substrate. A transparent semiconductor thin layer is disposed on the source and drain electrodes and the transparent substrate interposed between the source and drain electrodes. An organic ferroelectric thin layer is disposed on the transparent semiconductor thin layer. A gate electrode is disposed on the organic ferroelectric thin layer in alignment with the transparent semiconductor thin layer. Thus, the transparent nonvolatile memory TFT employs the organic ferroelectric thin layer, the oxide semiconductor thin layer, and auxiliary insulating layers disposed above and below the organic ferroelectric thin layer, thereby enabling low-cost manufacture of a transparent nonvolatile memory device capable of a low-temperature process.
    Type: Application
    Filed: September 9, 2009
    Publication date: September 30, 2010
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Sung Min Yoon, Shin Hyuk Yang, Soon Woon Jung, Seung Youl Kang, Doo Hee Cho, Chun Won Byun, Chi Sun Hwang, Byoung Gon Yu, Kyoung Ik Cho
  • Patent number: 7799377
    Abstract: Provided is a method for depositing an organic/inorganic thin film. The method includes: i) heating a source vessel containing an organic material and an inorganic material; ii) transferring a deposition gas to a process chamber; iii) distributing the deposition gas onto a substrate disposed in the process chamber; iv) purging the process chamber; v) heating an activating agent source vessel; vi) transferring a heat initiator gas phase to the process chamber; vii) distributing the heat initiator gas phase onto the organic or inorganic material monomer deposited on the substrate through the process chamber, and forming an organic/inorganic thin film; and viii) exhausting the heat initiator gas phase and purging the process chamber. Depositing the organic/inorganic thin film in a time-division manner, the thickness of the thin film can be accurately adjusted and the deposition can be uniformly performed when the thin film is deposited on a large-scale substrate.
    Type: Grant
    Filed: December 5, 2007
    Date of Patent: September 21, 2010
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seong Deok Ahn, Seung Youl Kang, Chul Am Kim, Ji Young Oh, In Kyu You, Gi Heon Kim, Kyu Ha Baek, Kyung Soo Suh
  • Publication number: 20100225994
    Abstract: Provided is a microcapsule patterning method for patterning electrophoretic microcapsules on a substrate, the method including the steps of: preparing a microcapsule slurry in which microcapsules and a water-soluble binder are mixed; putting the microcapsule slurry into a liquid ejector having injection and ejection ports formed therein; and applying the microcapsule slurry contained in the liquid ejector onto the substrate so as to pattern pixels using the microcapsules. Accordingly, specific patterns are formed without physical and chemical damage to the microcapsules. Therefore, the patterns can be used as pixels of flat panel displays.
    Type: Application
    Filed: September 18, 2007
    Publication date: September 9, 2010
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Chul Am Kim, Seung Youl Kang, Hey Jin Myoung, Kyung Soo Suh, Seong Daok Ahn, Gi Heon Kim, In Kyu You, Ji Young Oh
  • Publication number: 20100151274
    Abstract: A method of manufacturing a flexible substrate is provided. The method includes coating a precursor including an inorganic polymer on the flexible substrate, curing the precursor including the inorganic polymer, and oxidizing a surface of the cured precursor including the inorganic polymer to form an oxide layer. Accordingly, an organic/inorganic barrier layer may be formed by only one coating process of a thin film. In this case, oxygen plasma or infrared ray/ozone processing may be performed at atmospheric pressure, thereby reducing process costs and equipment costs by not using vacuum equipment.
    Type: Application
    Filed: December 9, 2009
    Publication date: June 17, 2010
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung Youl KANG, Gi Heon KIM, Yong Hae KIM, Sung Min YOON, Chul Am KIM
  • Publication number: 20100144088
    Abstract: Provided is a method for forming a metal oxide. A method for forming a metal oxide according to embodiments of the present invention includes preparing a metal oxide precursor solution including a dopant chemical species, preparing an alcohol-based solution including a basic chemical species, reacting the alcohol-based solution with the metal oxide precursor solution to form a reactant, and purifying the reactant to form a metal oxide.
    Type: Application
    Filed: December 4, 2009
    Publication date: June 10, 2010
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jiyoung Oh, Jonghyurk Park, Seung Youl Kang, Chul Am Kim, In-Kyu You, Kyoung Ik Cho
  • Publication number: 20100127415
    Abstract: Provided are a method for forming polyurea microcapsules containing a saturated alcohol as a dispersion medium, and microcapsules prepared using the method. According to the method, suspensions, in which microcapsules are dispersed in a saturated alcohol dispersion medium as a core material, may be used to prepare microcapsules. Diverse and fine color expression may be obtained from various response characteristics in the display applications. In addition to superior processibility, excellent thermal stability, solvent resistance, and chemical stability may be achieved by using polyurea in microcapsules as a wall material according to one embodiment of the present invention.
    Type: Application
    Filed: June 30, 2009
    Publication date: May 27, 2010
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Chul-Am Kim, In-Kyu You, Kyung-Soo Suh, Seung-Youl Kang, Ji-Eun Jung, Ji-Young Oh
  • Publication number: 20100094381
    Abstract: Provided is an apparatus for driving an artificial retina using a medium-range power transmission technique. The apparatus can wirelessly transmit power to an artificial retina circuit within a medium range of about 1 m using resonance between a first coil equipped around a user's waist and a second coil implanted in a user's eye. Thus, it is possible to solve the difficulty of implanting a coil in a lens, provide convenience to a user by eliminating the necessity of artificial glasses, and stably supply power to the artificial retina circuit. In addition, it is possible to remarkably lessen the difficulty in connecting the second coil with the artificial retina circuit in an eye.
    Type: Application
    Filed: June 4, 2009
    Publication date: April 15, 2010
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Hae KIM, Seung Youl KANG, Byoung Gon YU
  • Patent number: 7672037
    Abstract: Provided are an electrophoretic display device and a manufacturing method thereof, and more specifically, electrophoretic e-paper to which a high-k dielectric material is applied in order to improve a reaction rate. The electrophoretic display device of the present invention comprises a plurality of capsules comprising a dielectric fluid and at least one type of particles individually operating in response to an applied electric field and suspended in the dielectric fluid; first and second substrates respectively formed on and below the capsules and having electrodes formed thereon; and a dielectric layer formed on at least one of the first and second substrates to be in contact with the capsules.
    Type: Grant
    Filed: October 25, 2007
    Date of Patent: March 2, 2010
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: In Kyu You, Seung Youl Kang, Chul Am Kim, Seong Deok Ahn, Gi Heon Kim, Ji Young Oh, Kyung Soo Suh
  • Patent number: 7651739
    Abstract: A surface treatment method of an FRP substrate is provided. According to the method, an FRP substrate that is less deformed than a conventional flexible substrate material is used, and surface roughness, which is a drawback of the FRP substrate, is improved so that it may be applied to the fabrication of a device. In order to reduce the surface roughness of an FRP substrate, the FRP substrate is coated with an organic insulating solution and thereby planarized. Due to the reduced deformation and superior flatness, failures occurring due to misalignment in a photolithography process may be prevented.
    Type: Grant
    Filed: June 8, 2006
    Date of Patent: January 26, 2010
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: In Kyu You, Seung Youl Kang, Seong Deok Ahn, Gi Heon Kim, Ji Young Oh, Chul Am Kim, Kyu Ha Baek, Kyung Soo Suh