Patents by Inventor Ung Lee

Ung 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).

  • Publication number: 20070187827
    Abstract: A semiconductor package may include a substrate. A conductive bump may be provided on a bottom surface of the substrate. A semiconductor chip may be provided on a top surface of the substrate. A sealing material may seal the semiconductor chip on the top of the substrate. A first conductive adhesive may be provided on a top surface of the sealing material. A second conductive adhesive may be provided on a side surface of the substrate and a side surface of the sealing material.
    Type: Application
    Filed: October 26, 2006
    Publication date: August 16, 2007
    Inventors: Jong-Ung Lee, Jun-Young Lee, Jung-Hyeon Kim, Min-Jung Kim
  • Publication number: 20070170839
    Abstract: Disclosed is an organic light-emitting display device in which the substrate and the encapsulation substrate are attached to each other by using a frit. The organic light-emitting display device includes a first substrate including a pixel region in which an organic light-emitting diode is formed, and a non-pixel region. The organic light-emitting diode includes an organic light-emitting layer between a first electrode and a second electrode. A second substrate attached to the first substrate. A frit is provided between the non-pixel region of the first substrate and the second substrate to attach the first substrate and the second substrate. A reinforcement material of resin is formed outside the frit.
    Type: Application
    Filed: September 29, 2006
    Publication date: July 26, 2007
    Inventors: Dong Choi, Dae Lim, Jae Lee, Jin Park, Jong Lee, Sang Sin, Ung Lee
  • Publication number: 20070170423
    Abstract: Disclosed is an organic light-emitting display device in which a substrate and an encapsulation substrate are completely sealed using a frit; and the preparing method of the same. The organic light-emitting display device of the present invention includes a first substrate comprising a pixel region including an organic light-emitting diode and a non-pixel region formed in an outside of the pixel region; a second substrate coalesced onto at least a pixel region of the first substrate; a frit provided between the non-pixel region of the first substrate and the second substrate to attach the substrate and the encapsulation substrate to each other; and a supplement material composed of resin formed in at least one region of each outer surface of the first substrate, the second substrate and the frit.
    Type: Application
    Filed: September 29, 2006
    Publication date: July 26, 2007
    Inventors: Dong Choi, Jin Park, Dae Lim, Jong Lee, Jae Lee, Ung Lee
  • Patent number: 7239076
    Abstract: A self-aligned gated field emission device and an associated method of fabrication are described. The device includes a substrate and a porous layer disposed adjacent to the surface of the substrate, wherein the porous layer defines a plurality of substantially cylindrical channels, each of the plurality of substantially cylindrical channels aligned substantially parallel to one another and substantially perpendicular to the surface of the substrate. The device also includes a plurality of substantially rod-shaped structures disposed within at least a portion of the plurality of substantially cylindrical channels defined by the porous layer and adjacent to the surface of the substrate, wherein a portion of each of the plurality of substantially rod-shaped structures protrudes above the surface of the porous layer.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: July 3, 2007
    Assignee: General Electric Company
    Inventors: Ji Ung Lee, Reed Roeder Corderman, William Hullinger Huber
  • Patent number: 7235887
    Abstract: A semiconductor package comprises a chip having a top surface for chip pads and a bottom surface opposite the top surface. The top and bottom surfaces define side surfaces. The package further includes an adhesive layer provided within a chip-attaching area substantially defined by side surfaces of the chip and attaches a chip to, for example, a substrate having substrate pads. This prevents the contamination of the substrate pads by the adhesive layer. In one embodiment, the adhesive layer has at least one hole formed therethrough to expose a portion of the bottom surface of the chip. The adhesive layer may include at least one passage laterally connecting the hole to the outside. Alternatively, the adhesive layer has a plurality of adhesive parts separately disposed on the semiconductor chip.
    Type: Grant
    Filed: August 6, 2004
    Date of Patent: June 26, 2007
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Ung Lee, Wha-Su Sin, Jong-Keun Jeon
  • Patent number: 7226818
    Abstract: The present invention is directed toward field effect transistors (FETs) and thin film transistors (TFTs) comprising carbon nanotubes (CNTs) and to methods of making such devices using solution-based processing techniques, wherein the CNTs within such devices have been fractionated so as to be concentrated in semiconducting CNTs. Additionally, the relatively low-temperature solution-based processing achievable with the methods of the present invention permit the use of plastics in the fabricated devices.
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: June 5, 2007
    Assignee: General Electric Company
    Inventors: Patrick Roland Lucien Malenfant, Ji-Ung Lee, Yun Li, Walter Vladimir Cicha
  • Patent number: 7145152
    Abstract: Storage capacitor design for a solid state imager. The imager includes several pixels disposed on a substrate in an imaging array pattern. Each pixel includes a photosensor coupled to a thin film switching transistor. Several scan lines are disposed at a first level with respect to the substrate along a first axis and several data lines are disposed at a second level along a second axis of the imaging array. Several data lines disposed at a second level with respect to the substrate along a second axis of the imaging array pattern. Each pixel comprises a storage capacitor coupled parallel to the photosensor, the storage capacitor comprising a storage capacitor electrode and a capacitor common electrode.
    Type: Grant
    Filed: October 14, 2003
    Date of Patent: December 5, 2006
    Assignee: General Electric Company
    Inventors: Ji-Ung Lee, Douglas Albagli, George Edward Possin, William Andrew Hennessy, Ching-Yeu Wei
  • Publication number: 20060207647
    Abstract: The present invention is directed to photovoltaic devices comprising nanostructured materials, wherein such photovoltaic devices are comprised exclusively of inorganic components. Depending on the embodiment, such nanostructured materials are either 1-dimensional nanostructures or branched nanostructures, wherein such nanostructures are used to enhance the efficiency of the photovoltaic device, particularly for solar cell applications. Additionally, the present invention is also directed at methods of making and using such devices.
    Type: Application
    Filed: March 16, 2005
    Publication date: September 21, 2006
    Inventors: Loucas Tsakalakos, Ji-Ung Lee, Charles Korman, Steven Leboeuf, Abasifreke Ebong, Robert Wojnarowski, Alok Srivastava, Oleg Sulima
  • Publication number: 20060165224
    Abstract: An apparatus and method of managing resources in a multi protocol label switching (MPLS) network. A separate database is provided that manages resources of network elements that make up the network. Upon receipt of an external call service request, a determination is made as to whether resources for a call service is available on the network by reference to the database. Thus, the process of checking with the network elements to determine the availability of resources is omitted.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 27, 2006
    Inventor: Chur-Ung Lee
  • Publication number: 20060133300
    Abstract: A centralized control apparatus and a method thereof manages an Multi Protocol Label Switching (MPLS) network, in which the centralized control apparatus performs Label Switched Path (LSP) setting of the MPLS network and management for set LSP, to reduce a load of the MPLS network generated upon setting LSP and to reduce a time for setting the LSP, and to improve management efficiency for the set LSP.
    Type: Application
    Filed: December 16, 2005
    Publication date: June 22, 2006
    Inventors: Ki-Cheol Lee, Kee-Sung Nam, Byung-Chang Kang, Keun-Ho Shin, Chur-Ung Lee, In-Kwon Kang
  • Publication number: 20060087743
    Abstract: A backlight assembly of a liquid crystal display is provided. The backlight assembly of a liquid crystal display include a lamp for generating light; a light guide plate disposed at a side of the lamp to guide the light; a diffusion sheet disposed on the light guide plate to scatter the light that is incident from the light guide plate, thereby making brightness distribution of light uniform; and a prism sheet including a body part into which a light diffused from the diffusion sheet is introduced and a plurality of protrusion parts arranged in a specific direction, in which each protrusion part is shaped in a scalene triangle prism form and has both base angles different from each other.
    Type: Application
    Filed: July 20, 2005
    Publication date: April 27, 2006
    Applicant: LG Electronics Inc.
    Inventors: Yun Choi, Chang Kim, Young Kim, Sang Lee, Ung Lee
  • Publication number: 20060081882
    Abstract: The present invention is directed toward field effect transistors (FETs) and thin film transistors (TFTs) comprising carbon nanotubes (CNTs) and to methods of making such devices using solution-based processing techniques, wherein the CNTs within such devices have been fractionated so as to be concentrated in semiconducting CNTs. Additionally, the relatively low-temperature solution-based processing achievable with the methods of the present invention permit the use of plastics in the fabricated devices.
    Type: Application
    Filed: October 15, 2004
    Publication date: April 20, 2006
    Inventors: Patrick Roland Malenfant, Ji-Ung Lee, Yun Li, Walter Cicha
  • Publication number: 20060002149
    Abstract: A prism sheet of an LCD includes a body part made of a transparent resin material and a plurality of polypyramid-shaped optical unit structures formed in a intaglio type on the body part. The plurality of optical unit structures have intaglio-type polypyramid shapes in an inside of their polygonal structure. A center of the intaglio portion corresponds to a vertex of the polypyramid, thereby forming a point.
    Type: Application
    Filed: December 30, 2004
    Publication date: January 5, 2006
    Inventors: Sang Lee, Chang Kim, Young Kim, Yun Choi, Ho Chin, Bong Hong, Kab Hwang, Ung Lee, Chul Kim
  • Publication number: 20060003491
    Abstract: An apparatus and method for ejecting a thin IC chip from a UV-sensitive tape attached to a bottom face of a semiconductor wafer, includes a vacuum holder that partly supports the UV-sensitive tape by applying vacuum force. The apparatus further includes an ejecting block inserted in the vacuum holder and configured to move vertically relative to the vacuum holder, and a plurality of ejecting pins inserted in the ejecting block and configured to move vertically and elastically. The ejecting pins move upward from the ejecting block driven by a pin-driving plate, detaching the IC chip from the UV-sensitive tape. Then the ejecting block moves upward from the vacuum holder driven by a block-driving shaft, applying a pressure to the bottom face of the IC chip.
    Type: Application
    Filed: June 14, 2005
    Publication date: January 5, 2006
    Inventors: Goon-Woo Kim, Heui-Seog Kim, Jong-Keun Jeon, Wha-Su Sin, Jong-Ung Lee
  • Patent number: 6943495
    Abstract: Organic light emitting devices are disclosed that use a micro electromechanical system (MEMS) structure to enable a pixel and pixel array wherein each pixel contains a MEMS and an OLED element. A MEMS structure is used for switching the OLED element. These OLED/MEMS pixels can be fabricated on flex circuit, silicon, as well as other inorganic materials. They can be fabricated in a large array for developing a 2-dimensional display application and each pixel can be addressed through conventional matrix scanning addressing scheme. The ability of fabricating these OLED/MEMS pixels on flexible organic substrates as well as other rigid substrates enables wider selection of substrate materials for use with different applications.
    Type: Grant
    Filed: May 28, 2003
    Date of Patent: September 13, 2005
    Assignee: General Electric Company
    Inventors: Kelvin Ma, Ji-Ung Lee, Anil Raj Duggal
  • Publication number: 20050112048
    Abstract: In a method of making an elongated carbide nanostructure, a plurality of spatially-separated catalyst particles is applied to a substrate. The spatially-separated catalyst particles and at least a portion of the substrate are exposed to a metal-containing vapor at a preselected temperature and for a period sufficient to cause an inorganic nano-structure to form between the substrate and at least one of the catalyst particles. The inorganic nano-structure is exposed to a carbon-containing vapor source at a preselected temperature and for a period sufficient to carburize the inorganic nano-structure.
    Type: Application
    Filed: November 25, 2003
    Publication date: May 26, 2005
    Inventors: Loucas Tsakalakos, Ji-Ung Lee, William Huber, Reed Corderman, Vanita Mani
  • Publication number: 20050099822
    Abstract: A backlight assembly of a liquid crystal display is provided. The backlight assembly of a liquid crystal display include a lamp for generating light; a light guide plate disposed at a side of the lamp to guide the light; a diffusion sheet disposed on the light guide plate to scatter the light that is incident from the light guide plate, thereby making brightness distribution of light uniform; and a prism sheet including a body part into which a light diffused from the diffusion sheet is introduced and a plurality of protrusion parts arranged in a specific direction, in which each protrusion part is shaped in a scalene triangle prism form and has both base angles different from each other.
    Type: Application
    Filed: September 27, 2004
    Publication date: May 12, 2005
    Inventors: Yun Choi, Chang Kim, Young Kim, Sang Lee, Ung Lee
  • Publication number: 20050099823
    Abstract: A backlight assembly of an LCD is provided. The backlight assembly includes a lamp for generating a light, a light guide plate disposed at a side of the lamp, for guiding the light, and a diffusion sheet and a prism sheet disposed on the light guide plate, for enhancing efficiency of the light outputted from the light guide plate, wherein the prism sheet comprises a body part and a plurality of protrusion parts each having a concavely inclined surface formed on the body part.
    Type: Application
    Filed: September 27, 2004
    Publication date: May 12, 2005
    Inventors: Yun Choi, Chang Kim, Young Kim, Sang Lee, Ung Lee
  • Patent number: 6890780
    Abstract: The present invention provides a method and associated structure for forming an electrostatically-doped carbon nanotube device. The method includes providing a carbon nanotube having a first end and a second end. The method also includes disposing a first metal contact directly adjacent to the first end of the carbon nanotube, wherein the first metal contact is electrically coupled to the first end of the carbon nanotube, and disposing a second metal contact directly adjacent to the second end of the carbon nanotube, wherein the second metal contact is electrically coupled to the second end of the carbon nanotube.
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: May 10, 2005
    Assignee: General Electric Company
    Inventor: Ji Ung Lee
  • Publication number: 20050078231
    Abstract: Storage capacitor design for a solid state imager. The imager includes several pixels disposed on a substrate in an imaging array pattern. Each pixel includes a photosensor coupled to a thin film switching transistor. Several scan lines are disposed at a first level with respect to the substrate along a first axis and several data lines are disposed at a second level along a second axis of the imaging array. Several data lines disposed at a second level with respect to the substrate along a second axis of the imaging array pattern. Each pixel comprises a storage capacitor coupled parallel to the photosensor, the storage capacitor comprising a storage capacitor electrode and a capacitor common electrode.
    Type: Application
    Filed: October 14, 2003
    Publication date: April 14, 2005
    Inventors: Ji-Ung Lee, Douglas Albagli, George Possin, William Hennessy, Ching-Yeu Wei