Patents by Inventor Yong An

Yong An 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).

  • Serial interface between unit cells
    Patent number: 7758995
    Abstract: A serial interface interposed between two serially connected unit cells provides mechanical strength to the serial connection and conductive coupling therebetween. The serial interface includes an inter-connector having a first vent hole formed therein configured for conductively coupling an anode outer wall of a first unit cell and a cathode terminal of a second unit cell to each other; and a spacer having a second vent hole formed therein and configured to be disposed between the inter-connector and an anode outer wall of the second unit cell to prevent a short-circuit due to the movement of the inter-connector.
    Type: Grant
    Filed: January 21, 2008
    Date of Patent: July 20, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Tae-yong Kim, Zin Park, Seung-il Kim
  • Fuel delivery apparatus of direct liquid feed fuel cell
    Patent number: 7759013
    Abstract: A fuel delivery apparatus for a direct liquid feed fuel cell is provided. The fuel delivery apparatus includes a plate stack formed by a one or more double-sided plates positioned between opposing end plates. Both sides of the one or more double-sided plates, and the interior side of each end plate, may include one or more microchannels that extend between, and link, an inlet port with an outlet port. The length of the microchannels is chosen to be less than the height of a predetermined meniscus so that liquid fuel propelled by capillary force forms a meniscus that stands proximate the interface between the ends of the microchannels and the outlet port. A heater may be located at the upper ends of the microchannels around the plate stack, to vaporize the liquid fuel at the meniscus.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: July 20, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jae-yong Lee, Hye-jung Cho
  • Printed circuit board having reliable bump interconnection structure, method of fabricating the same, and semiconductor package using the same
    Patent number: 7759795
    Abstract: Provided is a printed circuit board having a bump interconnection structure that improves reliability between interconnection layers. Also provided is a method of fabricating the printed circuit board and semiconductor package using the printed circuit board. According to one embodiment, the printed circuit board includes a plurality of bumps formed on a resin layer between a first interconnection layer and a second interconnection layer. The second interconnection layer includes insertion holes corresponding to upper portions of the bumps so that the upper portions of the bumps protrude from the second interconnection layer. The upper portion of at least one of the bumps includes a rivet portion having a diameter greater that the diameter of the corresponding insertion hole to reliably interconnect the first and second interconnection layers.
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Lyong Kim, Young-Shin Choi, Jong-Gi Lee, Kun-Dae Yeom, Chul-Yong Jang, Hyun-Jong Woo
  • Apparatus of oxygen concentration system and method thereof
    Patent number: 7758672
    Abstract: The present invention relates to an apparatus and process for oxygen concentration that makes possible the production of highly purified concentrated oxygen by modifying the structure of the adsorption bed and with various valves coupled thereto, and which can increase purity of the oxygen produced and reduce mechanical energy and consumption of electricity of the air compressor.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: July 20, 2010
    Assignee: Oxus Co., Ltd.
    Inventors: Tae Soo Lee, Yoon Sun Choi, Yong Duck Kim
  • Digital broadcasting reception apparatus for simultaneously capturing camera image and digital broadcasting image and method for the same
    Patent number: 7760239
    Abstract: Disclosed is a digital broadcasting reception apparatus for simultaneously capturing a camera image and a digital broadcasting image and a method thereof. The digital broadcasting reception apparatus includes a digital broadcasting reception unit for receiving digital broadcasting data, an image collection unit for collecting images under external control, a collected image processing unit for displaying the collected image with a camera preview screen, an image combination unit for combing the digital broadcasting data with the camera preview screen, and a display unit for displaying a combined result from the image combination unit and a DMB image and a camera image through a multiple-layered overlay structure.
    Type: Grant
    Filed: March 8, 2007
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Yong Min Kim, Jae Gon Son, Kang Wook Kim
  • Roll forming apparatus, method thereof, and bumper beam manufactured by the method
    Patent number: 7758089
    Abstract: A roll forming apparatus and a method thereof form a composite panel by simultaneously roll forming upper and lower plates with different thicknesses and a zigzag-shaped core panel, and welding them together. A bumper beam is manufactured by using the composite panel.
    Type: Grant
    Filed: December 11, 2007
    Date of Patent: July 20, 2010
    Assignee: Sungwoo Hitech Co., Ltd.
    Inventors: Mun Yong Lee, Jung Su Yoo
  • Recording medium having a reflector to prevent traveling of beam to recording layer
    Patent number: 7761887
    Abstract: The present invention relates to a high-density disk that is structured to prevent a collision of an optical pickup's objective lens with the high-density disk if the disk is placed upside down in a disk device that is able to record and reproduce signals to/from the high-density disk. A high-density disk recording medium according to the present invention has a reflecting thin film or label, formed on a surface opposite to a recording surface, to block a beam incident to an inserted disk not to travel up to a lead-in area, which a disk device tries to read first when a disk is placed, in the event that the inserted disk has been misplaced upside down.
    Type: Grant
    Filed: June 14, 2002
    Date of Patent: July 20, 2010
    Assignee: LG Electronics Inc.
    Inventors: Jin Yong Kim, Kyung Chan Park, Wae Yeul Kim
  • Inkjet printhead and method of manufacturing the same
    Patent number: 7758168
    Abstract: An inkjet printhead and a method of manufacturing the inkjet printhead. The inkjet printhead includes a substrate including a trench formed to a predetermined depth in an upper portion of the substrate and an ink feed hole formed through a bottom surface of the trench to supply ink, an etch stop layer formed of a metal and formed on an inner surface of the trench, a plurality of heaters, to create bubbles by heating ink, formed on the substrate, a plurality of electrodes, to apply a current to the plurality of heaters, formed on the substrate, a chamber layer stacked on the substrate and including a plurality of ink chambers formed above respective heaters to receive ink from the ink feed hole via the trench, and a nozzle layer stacked on the chamber layer and including a plurality of nozzles to eject ink from the plurality of ink chambers.
    Type: Grant
    Filed: January 16, 2007
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Moon-chul Lee, Dong-sik Shim, Hyung Choi, Yong-seop Yoon
  • Advertising method using internet e-mail
    Patent number: 7761329
    Abstract: The present invention is related to an advertising method using internet e-mail and chatting window which involves an advertisement in e-mail or chatting window, and compensates the person for seeing the advertisement.
    Type: Grant
    Filed: March 29, 2000
    Date of Patent: July 20, 2010
    Inventors: Jin-Yong Joo, Yang-Ho Kim
  • Optical pointing device
    Patent number: 7760185
    Abstract: An optical pointing device is provided. The optical pointing device includes: a base plate; a circuit board disposed on one side of the base plate, and having a light source irradiating light and a sensor receiving a light reflected from a working surface; an optical structure disposed between the base plate and the circuit board and having a light path guiding the light irradiated from the light source to the sensor; and a light blocking mean disposed on the light path to block the light path when the base plate is separated from a predetermined position.
    Type: Grant
    Filed: September 23, 2005
    Date of Patent: July 20, 2010
    Assignee: ATLab Inc.
    Inventors: Chul-Yong Joung, Jong-Taek Kwak, Young-Ho Shin, Bang-Won Lee
  • Lightweight LED lamp
    Patent number: 7758207
    Abstract: An LED lamp comprises two spaced elongated side plates, a heat conducting base plate, an LED module, two reflecting plates, a suspension member and an envelope. The base plate is transversely disposed between the two side plates. The LED module is mounted on a bottom surface of the base plate. Two reflecting plates are located below the base plate and attached to the two side plates, respectively, to thereby reflect light generated by the LED module. The suspension member engages with upper portions of the two side plates. The envelope engages with two lower portions of the two side plates to allow light generated by the LED module to radiate therethrough.
    Type: Grant
    Filed: July 17, 2009
    Date of Patent: July 20, 2010
    Assignees: Fu Zhun Precision Industry (Shen Zhen) Co., Ltd., Foxconn Technology Co., Ltd.
    Inventors: Qin-Fei Zhou, Yong-Dong Chen, Shih-Hsun Wung
  • Display apparatus
    Patent number: 7760491
    Abstract: A display apparatus is provided. A frame is fixed and supported at the rear of a front panel forming the front portion of the display apparatus, and a separate bracket member is not mounted on the edges of the front panel. Thus, the front exterior of the display apparatus is neatly finished, and the display screen looks bigger than it actually is.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: July 20, 2010
    Assignee: LG Electronics Inc.
    Inventor: Man Yong Choi
  • Photosensitive body, image forming apparatus having the same and assembly method of photosensitive body
    Patent number: 7761035
    Abstract: A photosensitive body to stably maintain an electric connection between a photosensitive drum and a shaft includes a photosensitive drum, a shaft serving as a rotational center of the photosensitive drum, and a grounding device to electrically connect the photosensitive drum and the shaft. The grounding device includes a shaft connecting portion electrically connected to the shaft, and an anchor portion fixedly stuck in an inner peripheral surface of the photosensitive drum. The anchor portion moves from a first state, in which the anchor portion is extended in a longitudinal direction of the photosensitive drum, to a second state, in which the anchor portion is extended in a radial direction of the photosensitive drum, and is fixed to the photosensitive drum.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zbig Tokarski, Yong Jin Ahn
  • Fuel cell system
    Patent number: 7758987
    Abstract: A fuel cell system includes at least one electricity generating element to generate electrical energy through an electrochemical reaction of hydrogen and oxygen, and a reaction source supplier adapted to connect to the electricity generating element and to provide a hydrogen-containing fuel and oxygen-containing air to the electricity generating element. The reaction source supplier includes a first divided region for storing compressed air, a second divided region for storing the fuel, and a storage region having an elastic partition adapted to divide the adjacent first and second divided regions.
    Type: Grant
    Filed: September 6, 2005
    Date of Patent: July 20, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ju-Yong Kim, Hyun-Jeong Lim, Ji-Seong Han
  • Developing unit having foldable handle and image forming apparatus having the same
    Patent number: 7761030
    Abstract: An image forming apparatus is provided having a developing unit including a handle. The developing unit of the image forming apparatus includes at least one of a photosensitive body and a developing roller developing a developer on the photosensitive body. A case protects the image forming unit and a handle is installed on the case to handle the developing unit. The handle is rotated by a hinge which pivots, in close proximity to the case, between a first position to protect the case from external impact and a second position opposite to the first position, and which is installed in an approximate center of the case when viewed from a side direction.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: July 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byung-Sun Ahn, Joo-Hwan Noh, Yong-Kon Jo
  • Localized content adaptive filter for low power scalable image processing
    Patent number: 7760960
    Abstract: A localized content adaptive filter system including a tile buffer having an output providing first image information, a frequency analyzer providing a frequency information signal based on frequency content of the first image information, and an adaptive filter which is adjusted based on the frequency information signal. The frequency analyzer may include a wavelet transform filter and a frequency content analyzer. The adaptive filter may include filter select logic which receives the frequency information signal and second image information associated with the first image information, and which provides filtered image information. The filter select logic determines a filter based on the frequency information signal and the determined filter filters the second image information to provide the filtered image information.
    Type: Grant
    Filed: September 15, 2006
    Date of Patent: July 20, 2010
    Assignee: Freescale Semiconductor, Inc.
    Inventors: Yong Yan, Zhongli He, Yolanda Prieto
  • Method and apparatus for reproducing data from recording medium using local storage
    Patent number: 7761422
    Abstract: A method and apparatus for reproducing data from a recording medium using a local storage is disclosed. A method for reproducing data from a recording medium using a local storage includes the steps of: a) downloading an additional data file and a binding unit manifest file, and storing the additional data file and the binding unit manifest file in the local storage; b) determining a binding unit from among the downloaded additional data file according to the binding unit manifest file; c) performing a binding operation for binding the binding unit with an original data file contained in the recording medium according to the binding unit manifest file, and forming a virtual package; and d) reproducing additional data and original data using the formed virtual package.
    Type: Grant
    Filed: January 5, 2006
    Date of Patent: July 20, 2010
    Assignee: LG Electronics, Inc.
    Inventors: Kang Soo Seo, Jea Yong Yoo, Byung Jin Kim
  • Testing system for flip-type electronic device
    Patent number: 7757566
    Abstract: A testing system (100) is used to test a flip-type electronic device (80). The electronic device includes a cover (802) and a main body (801). A hinge (803) connects with the cover and the main body. The testing system includes a base (10), a plummer (20), a flipping device (30) and a control device (40). The plummer is fixed on the base for locking the electronic device. The flipping device is fixed on the base for opening and closing the cover of the electronic device. The control device includes an optical fiber sensor (42) for sensing the movement of the cover of the electronic device. The control device connects with the flipping device so as to control the flipping device.
    Type: Grant
    Filed: October 1, 2007
    Date of Patent: July 20, 2010
    Assignees: Shenzhen Futaihong Precision Industry Co., Ltd., FIH (Hong Kong) Limited
    Inventors: Lei Li, Ping Chen, Zhi Cheng, Xue-Liang Zhai, Ming-Feng Li, Chang-Fa Sun, Dong Li, Yong-Zhi Tao
  • Voltage controlled oscillator capable of tuning negative resistance
    Patent number: 7760038
    Abstract: Provided is a voltage controlled oscillator having a new type of a resonator and a negative resistance part capable of finely tuning negative resistance. Thus, the voltage controlled oscillator has an excellent quality factor characteristic and can finely tune the negative resistance even after its fabrication is completed. The voltage controlled oscillator having an active element includes: a resonating unit for generating an oscillation frequency according to a resonance capacitance; a frequency tuning unit, connected to a source terminal of the active element, for tuning the oscillation frequency; and a negative resistance adjusting unit, connected to the frequency tuning unit, for generating a negative resistance to adjust the oscillation frequency, the negative resistance adjusting unit including a varactor diode for finely adjusting the negative resistance.
    Type: Grant
    Filed: December 7, 2005
    Date of Patent: July 20, 2010
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong-Deuk Lee, Cheol-Oh Jeong, Jong-Won Eun, Seong-Pal Lee, Ho-Jin Lee
  • Recording medium having data structure for managing reproduction of at least video data representing multiple reproduction paths and recording and reproducing methods and apparatuses
    Patent number: 7760987
    Abstract: In the data structure, a data area of the recording medium stores a transport stream of at least video data. The transport stream is divided into transport packets. Each of the transport packets is associated with one of the multiple reproduction paths, and the transport packets of each reproduction path are interleaved with one another. In the date structure, a navigation area stores at least one navigation data item. The navigation data item provides navigation information for reproducing more than one of the multiple reproduction paths. The navigation area also stores a separate map associated with each reproduction path, and each map provides position data for the video data of the associated reproduction path.
    Type: Grant
    Filed: July 12, 2004
    Date of Patent: July 20, 2010
    Assignee: LG Electronics Inc.
    Inventors: Jang Hui Cho, Jea Yong Yoo, Kang Soo Seo, Byung Jin Kim