Patents by Inventor Yong-Soo Lee

Yong-Soo 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: 20100155736
    Abstract: A thin film transistor (TFT), a method of fabricating the same, and an organic light emitting diode (OLED) display device including the TFT. The TFT includes a substrate having a pixel region and a non-pixel region, a semiconductor layer, a gate insulating layer, a gate electrode, and source and drain electrodes disposed on the pixel region, at least one gettering site disposed on the non-pixel region, and at least one connection portion to connect the at least one gettering site and the semiconductor layer The method of fabricating the TFT includes patterning a polycrystalline silicon (poly-Si) layer to form a plurality of semiconductor layers, connection portions, and at least one gettering site, the semiconductor layers being connected to the at least one gettering site via the connection portions, and annealing the substrate to getter the plurality of semiconductor layers.
    Type: Application
    Filed: December 18, 2009
    Publication date: June 24, 2010
    Applicant: Samsung Mobile Display Co., Ltd.
    Inventors: Joo-Chul YOON, Oh-Seob Kwon, Yong-Soo Lee, Su-Bin Song, Joo-Hwa Lee, Byoung-Keon Park, Tae-Hoon Yang, Jin-Wook Seo, Ki-Yong Lee
  • Publication number: 20100085453
    Abstract: An image sensing apparatus, particularly, an apparatus for optically combining visible images with far-infrared images is provided in which performing a separate signal processing may not be needed. The image combining apparatus emits light that is sensed by an image sensor, and reflects the light toward the image sensor in response to far-infrared rays being sensed from an object, thereby converting far-infrared information into information that can be sensed by the image sensor.
    Type: Application
    Filed: September 22, 2009
    Publication date: April 8, 2010
    Inventors: Hyun-hwa OH, Chi-ho Hwang, Hee-chul Lee, Seong-deok Lee, Yong-soo Lee, Won-hee Choe, Il-woong Kwon, Hyuck-jun Son
  • Publication number: 20100084556
    Abstract: Provided are an optical-infrared composite sensor and a method of fabricating the same. The optical-infrared composite sensor can sense both optical and infrared radiation. The optical-infrared composite sensor includes an infrared sensor formed on a substrate, a silicon cap enveloping the infrared sensor to vacuum-package the infrared sensor, and an optical sensor formed at one side of the silicon cap.
    Type: Application
    Filed: September 21, 2009
    Publication date: April 8, 2010
    Inventors: Hyun-Hwa OH, II-Woong KWON, Hee-Chul LEE, Seong-Deok LEE, Yong-Soo LEE, Won-Hee CHOE, Chi-Ho HWANG, Hyuck-Jun SON
  • Publication number: 20100002489
    Abstract: Disclosed is a passive matrix-addressable memory apparatus. The passive matrix-addressable memory apparatus comprises: a plurality of first electrode lines horizontally arranged with respect to each other; a plurality of second electrode lines disposed orthogonal to the plurality of first electrode lines to be horizontally arranged with respect to each other; a memory unit formed between the plurality of first electrode lines and the plurality of second electrode lines, and containing an electrically polarizable material exhibiting hysteresis; and a switch unit. The switch unit comprises: first electrodes of a cantilever structure respectively formed between the memory unit and the plurality of first electrode lines to be electrically connected to the plurality of first electrode lines; and second electrodes electrically connected to the memory unit to be spaced apart from the first electrodes to face the first electrodes.
    Type: Application
    Filed: June 30, 2009
    Publication date: January 7, 2010
    Inventors: Hee-Chul Lee, Woo-Young Kim, Chi-Ho Hwang, Yong-Soo Lee, Sang-Youl Kim, Du-Youn Ka
  • Patent number: 7642167
    Abstract: The present invention relates to a SON (Silicon-On-Nothing) MOSFET having a beam structure and an inverter using thereof and the method for fabricating thereof to increase the efficiency and performance of a MOSFET. A method for fabricating the SON MOSFET according to the present invention comprises the steps of (a) patterning a passivation layer on a substrate, (b) doping boron on the substrate, (c) removing the patterned passivation layer, (d) forming the beam structure on the substrate by anisotropical etching on the region not doped with boron of the substrate, (e) depositing an insulating material on the substrate having the beam structure, and (f) deposing an electrode material on the disposed insulating material.
    Type: Grant
    Filed: February 24, 2006
    Date of Patent: January 5, 2010
    Assignee: Korea Advanced Institute of Science & Technology
    Inventors: Il-Woong Kwon, Yong-Soo Lee, Hee-Chul Lee
  • Publication number: 20090181973
    Abstract: The present invention relates to a medicinal composition for preventing or treating pancreatic cancer, comprising 3-alkoxy-6-allylthiopyridazine or a pharmaceutically acceptable salt thereof as an effective ingredient. An MTT assay, to assess the viability of cells, and flow cytometric analysis, to measure apoptotic cell death, were performed, and the results, which revealed that the compound and pharmaceutically acceptable salts thereof have preventive and therapeutic activity against pancreatic cancer, are presented herein.
    Type: Application
    Filed: November 16, 2005
    Publication date: July 16, 2009
    Inventors: Soon-Kyoung Kwon, Yong-Soo Lee, Hae-Sun Park
  • Publication number: 20090135228
    Abstract: An inkjet printhead including a passage plate in which a manifold to supply ink and a nozzle to eject ink are formed; a first electrode and a second electrode formed on the passage plate around the nozzle to generate an ion wind by ionizing air between the first and second electrodes by a voltage that is applied between the first and second electrodes, and a third electrode and a fourth electrode to generate an electrostatic force by a voltage applied between the third and fourth electrodes, wherein the third electrode is separated from the passage plate and the fourth electrode is formed on the passage plate.
    Type: Application
    Filed: May 2, 2008
    Publication date: May 28, 2009
    Applicant: Samsung Electronics Co., Ltd
    Inventors: You-seop LEE, Keon Kuk, Dong-kee Sohn, Yong-soo Lee
  • Publication number: 20090091395
    Abstract: The microwave signal generator includes a magnetron generating microwave signal. A filter filters a signal that may be a signal of the intrinsic oscillation frequency band of the magnetron, which is fed-back to the magnetron.
    Type: Application
    Filed: August 8, 2008
    Publication date: April 9, 2009
    Inventors: Seung Won Baek, Chae Hyun Baek, Yong Soo Lee, Jin Joo Choi
  • Patent number: 7417204
    Abstract: A cooking apparatus includes a housing including a cooking chamber, a heating unit detachably mounted in the housing, and a power connection portion for connecting the heating unit to an external power source. The heating unit can heat food when the heating unit is located in the housing, and the heating unit can independently heat food when the heating unit is removed from the housing.
    Type: Grant
    Filed: March 15, 2007
    Date of Patent: August 26, 2008
    Assignee: LG Electronics Inc.
    Inventors: Hyeun Sik Nam, Young Sok Nam, Yong Soo Lee, Seong Ho Cho
  • Patent number: 7375470
    Abstract: Disclosed herein is a magnetron. The magnetron comprises an anode cylinder, upper and lower magnets provided to upper and lower portions of the anode cylinder, and upper and lower magnetic poles connected to the magnets, respectively. Each of the magnets has an inner diameter of 19˜21 mm, a thickness of 11.5˜12.5 mm, and an outer diameter of 50˜54 mm.
    Type: Grant
    Filed: August 19, 2005
    Date of Patent: May 20, 2008
    Assignee: LG Electronics, Inc.
    Inventors: Chae Hyun Baek, Jong Soo Lee, Yong Soo Lee
  • Patent number: 7368685
    Abstract: An oven and a heating unit of the oven are provided. The oven includes a cavity, a heater, a food container, and an ohmic heater. A high temperature environment is formed in the cavity. The food container is mounted within the cavity to receive food therein. The ohmic heater is formed in the food container and allows power to be supplied to the food so that the food may be directly heated.
    Type: Grant
    Filed: March 30, 2006
    Date of Patent: May 6, 2008
    Assignee: LG Electronics Inc.
    Inventors: Hyeum Sik Nam, Young Sok Nam, Yong Soo Lee, Seong Ho Cho
  • Patent number: 7365291
    Abstract: A high voltage input apparatus for a magnetron, in which first protrusions formed on lead conductors are caught by insulators and an insulating case, a ground metal is bonded to the insulating case, and expanded portions formed on the insulators are caught by the insulating case and the ground metal, thereby firmly fixing the lead conductors and preventing the lead conductors from being undesirably separated from the insulators and the insulating case.
    Type: Grant
    Filed: November 2, 2004
    Date of Patent: April 29, 2008
    Assignee: LG Electronics Inc.
    Inventors: Yong Soo Lee, Jong Soo Lee
  • Patent number: 7348521
    Abstract: Provided is an electric oven. The electric oven includes a cavity having an electric component room, a light wave generating unit mounted on a top surface of the cavity, the light wave generating unit including a halogen heater emitting heat and light and a connector coupled to opposite ends of the halogen heater, and a heat discharge unit enclosing and cooling the connector.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: March 25, 2008
    Assignee: LG Electronics Inc.
    Inventors: Yong Woo Lee, Wan Soo Kim, Yong Soo Lee
  • Patent number: 7335884
    Abstract: The present invention relates to a bolometer, and more specifically to a compensation circuit for compensating non-uniformity due to the difference of operating temperature between bolometers which exist in bolometer array using semiconductor material.
    Type: Grant
    Filed: January 9, 2006
    Date of Patent: February 26, 2008
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Hee Chul Lee, Chi Ho Hwang, Yong Soo Lee, Sang Gu Kang
  • Publication number: 20070251936
    Abstract: A cooking apparatus includes a housing including a cooking chamber, a heating unit detachably mounted in the housing, and a power connection portion for connecting the heating unit to an external power source. The heating unit can heat food when the heating unit is located in the housing, and the heating unit can independently heat food when the heating unit is removed from the housing.
    Type: Application
    Filed: March 15, 2007
    Publication date: November 1, 2007
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyeun Sik NAM, Young Sok NAM, Yong Soo LEE, Seong Ho CHO
  • Publication number: 20070195116
    Abstract: An inkjet printing system to control actuators in real time. The inkjet printing system includes a waveform generator to supply electric power in the form of a predetermined wave, at least one actuator to change a pressure in an ink chamber according to the electric power from the waveform generator, at least one sensing unit to continuously detect and output a voltage value for the voltage outputted by the actuator, and a controller to calculate an inductive voltage value induced by a deformation of the actuator using the detected result from the sensing unit, and to adjust the waveform of the electric power supplied by the waveform generator according to the calculated inductive voltage value, thereby controlling the actuator.
    Type: Application
    Filed: December 7, 2006
    Publication date: August 23, 2007
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Jong-beom Kim, Jae-woo Chung, Yong-soo Lee
  • Publication number: 20070195120
    Abstract: A method of controlling ink ejecting characteristics of an inkjet head with a plurality of nozzles. The method includes measuring initial ink ejecting characteristics of all the nozzles, comparing the measured values to a preset target point and calculating gradients from the measured values to the target point for all the nozzles, adjusting waveforms of driving pulses of the nozzles based on the calculated gradients; applying the adjusted driving pulses to all the nozzles and measuring ink ejecting characteristics of all the nozzles, and determining whether the measured results for all the nozzles are within a range of the target point, wherein the method is stopped when the measured results of all the nozzles are within the range of the target point, and the method returns to the comparing operation when the measured results of all the nozzles are not within the range of the target point.
    Type: Application
    Filed: January 8, 2007
    Publication date: August 23, 2007
    Inventors: Jong-beom KIM, Yong-soo Lee, Jaw-woo Chung
  • Publication number: 20070188558
    Abstract: A thermally-driven ink-jet printhead includes a substrate having an ink chamber to be filled with ink to be ejected, a manifold for supplying ink, and an ink channel for providing flow communication therebetween. First and second sidewalls are formed to a predetermined depth from an upper surface of the substrate and define the ink chamber to have a substantially rectangular shape. A nozzle plate including a plurality of material layers is formed on the substrate. A nozzle passes through the nozzle plate and is in flow communication with the ink chamber. A heater is disposed between the nozzle and one of the first sidewalls above the ink chamber. A conductor is electrically connected to the heater. The conductor and the heater are disposed within the nozzle plate. A shifting feature moves cavitation points beyond an outer edge of the heater.
    Type: Application
    Filed: March 22, 2007
    Publication date: August 16, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Keon Kuk, Seung-joo Shin, Dong-kee Sohn, Yong-soo Lee, Yong-soo Oh, Ji-hyuk Lim, Seog-soon Baek, Mun-cheol Choi
  • Publication number: 20070131670
    Abstract: An oven and a heating unit of the oven are provided. The oven includes a cavity, a heater, a food container, and an ohmic heater. A high temperature environment is formed in the cavity. The food container is mounted within the cavity to receive food therein. The ohmic heater is formed in the food container and allows power to be supplied to the food so that the food may be directly heated.
    Type: Application
    Filed: March 30, 2006
    Publication date: June 14, 2007
    Applicant: LG Electronics Inc.
    Inventors: Hyeum Sik Nam, Young Sok Nam, Yong Soo Lee, Seong Ho Cho
  • Publication number: 20070125761
    Abstract: Provided is an electric oven. The electric oven includes a cavity defining a cooking chamber, a heater mounted in the cavity and a tray member on which food is loaded, the tray assembly being slidably inserted into the cavity and plated to enhance heat absorption rate.
    Type: Application
    Filed: March 30, 2006
    Publication date: June 7, 2007
    Applicant: L.G Electronics Inc.
    Inventors: Hyeun Sik Nam, Young Sok Nam, Yong Soo Lee, Seong Ho Cho