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).

  • GATE-ON VOLTAGE GENERATOR, DRIVING DEVICE AND DISPLAY APPARATUS COMPRISING THE SAME
    Publication number: 20080054987
    Abstract: A gate-on voltage generator that can enhance display quality at low temperatures, a driving device, and a display apparatus having the same, in which the gate-on voltage generator includes a temperature sensor having an operational amplifier configured to receive a driving voltage and produce a temperature-dependent variable voltage, the level of which varies according to the ambient temperature, and a charge pumping unit shifting the temperature-dependent variable voltage by the voltage level of a pulse signal and generating a gate-on voltage.
    Type: Application
    Filed: June 14, 2007
    Publication date: March 6, 2008
    Inventors: Yun-seok Choi, Yong-soon Lee
  • Apparatus and Method for Determining the Amount of Time until a Desired Temperature is Reached
    Publication number: 20080056328
    Abstract: A method and an apparatus capable of determining the amount of time remaining before an item such as food reaches a desired temperature such as a cooking temperature or approximately room temperature. In at least one embodiment, determining the amount of time remaining is based at least on the elapsed time and the percentage of temperature range between a first temperature and the desired temperature completed or remaining to be covered.
    Type: Application
    Filed: March 9, 2007
    Publication date: March 6, 2008
    Applicant: F.O.B. Instruments, Ltd.
    Inventors: Richard Rund, Pierre Charlety, Ma Wang, Quan Yong
  • OPTICAL PLATE AND DISPLAY DEVICE HAVING THE SAME
    Publication number: 20080054787
    Abstract: An optical plate includes a plate body, a first lens pattern which is depressed on a first surface of the plate body, and a second lens pattern which is projected from a second surface of the plate body. The second lens pattern corresponds to the first lens pattern.
    Type: Application
    Filed: August 30, 2007
    Publication date: March 6, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seong-yong HWANG, Ju-young YOON, Jin-soo KIM, Hyoung-joo KIM, Gi-cherl KIM, Eun-jeong KANG
  • CHIP FILM PACKAGE AND DISPLAY PANEL ASSEMBLY HAVING THE SAME
    Publication number: 20080055291
    Abstract: A chip film package which can achieve a fine pitch and a display panel assembly having the same are provided. The chip film package includes a base film made of an insulating material, a wire pattern formed on the base film to form a predetermined circuit, and a lead which is formed at one end of the wire pattern to be electrically connected to an external terminal, wherein a width (Wb) of the bottom surface of the lead adjacent to the base film is smaller than a width (Wt) of the top surface of the lead connected to the external terminal.
    Type: Application
    Filed: August 14, 2007
    Publication date: March 6, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In-Yong HWANG, Sun-Kyu SON
  • BACKLIGHT DRIVER, DISPLAY APPARATUS HAVING THE SAME AND METHOD OF DRIVING BACKLIGHT
    Publication number: 20080055230
    Abstract: A backlight driver includes an inverter controller, a dimming signal compensator and an inverter. The inverter controller generates a pulse width modulation signal in response to a control signal and outputs a first dimming signal that represents a duty ratio of the pulse width modulation signal and a second dimming signal that represents an amplitude of the pulse width modulation signal. The dimming signal compensator receives the first and second dimming signals, compares the first dimming signal with a predetermined reference duty ratio and compensates the second dimming signal in accordance with the compared result to generate a third dimming signal. The inverter outputs a driving voltage to drive the backlight and varies a voltage level of the driving voltage in response to the first and third dimming signals to control a brightness of the backlight.
    Type: Application
    Filed: August 29, 2007
    Publication date: March 6, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeon-Yong Jang, Seong-Sik Choi
  • Water cooling type air conditioner
    Publication number: 20080053142
    Abstract: A water cooling type air conditioner is provided. The water cooling type air conditioner includes first and second heat exchangers, a refrigerant pipe, and a direction controlling unit. The first heat exchanger performs heat exchange between air and refrigerant. The second heat exchanger performs heat exchange between the refrigerant and cooling water. The refrigerant pipe is connected between the first heat exchanger and the second heat exchanger to guide a flow of the refrigerant. The direction controlling unit is disposed on one side of the second heat exchanger and controls the refrigerant and the cooling water flowing inside the second heat exchanger to flow in respectively opposite directions.
    Type: Application
    Filed: May 8, 2007
    Publication date: March 6, 2008
    Applicant: LG ELECTRONICS INC.
    Inventors: In Woong Park, Ja Hyung Koo, Seung Cheol Baek, Soo Yeon Shin, Dong Hyuk Lee, Chang Ryul Kim, Man Ho Chun, Hyoung Suk Woo, Yong Taeg Kim, Sung Rok Ryu
  • FLASH MEMORY DEVICE WITH SINGLE-POLY STRUCTURE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20080054339
    Abstract: A flash memory device has a single-poly structure. A method for manufacturing the flash device includes forming an oxide layer over a semiconductor substrate having a P-well region or N-well region. A shallow trench isolation (STI) may be formed in the semiconductor substrate and the oxide layer. A drift region may be formed by injecting a dopant into a part of the P-well region or N-well region. A gate oxide layer and a poly-silicon layer may be formed over the well region, the drift region, and the STI. A control gate pattern may be formed by patterning the gate oxide layer and the poly-silicon layer. A source region and a drain region may be formed on opposite sides of the control gate pattern. A silicon nitride layer may be deposited over the control gate pattern and etching the silicon nitride layer to form a spacer around a sidewall of the control gate pattern.
    Type: Application
    Filed: September 5, 2007
    Publication date: March 6, 2008
    Inventor: Yong-Keon Choi
  • BATTERY MANAGEMENT SYSTEM AND DRIVING METHOD THEREOF
    Publication number: 20080054850
    Abstract: A battery management system for managing a battery including a plurality of battery cells and a driving method are provided. The system includes a sensor, and a main control unit (MCU). The sensor senses a voltage and a current of the battery. The MCU receives the voltage and the current of the battery, measures an open circuit voltage (OCV) in key-on using the battery voltage, and estimates an initial SOC depending on the OCV in the key-on. The MCU divides the OCV into first and second OCV regions, and, when the OCV in the key-on is in the first OCV region, estimates the initial SOC using a linear equation.
    Type: Application
    Filed: July 17, 2007
    Publication date: March 6, 2008
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Yong-Jun Tae, Soo-Seok Choi, Young-Jo Lee, Han-Seok Yun, Se-Wook Seo, Gye-Jong Lim, Beom-Gyu Kim, Ho-Young Park
  • Semiconductor memory device with delay locked loop
    Publication number: 20080056030
    Abstract: It is provided a semiconductor device with the ability to carry out data output operation using a reference clock of which the duty cycle is substantially 50%. The semiconductor device includes a clock buffer for receiving the external clock to generate an internal clock; a delay locked loop circuit for receiving the internal clock to generate a delay locked clock, a controlling unit for generating a control signal, a data output unit for output of data synchronized with a reference clock, and a clock transfer circuit for receiving the delay locked clock to output the reference clock in response to the control signal wherein the clock transfer circuit corrects the duty cycle of the delay locked clock based on a duty cycle information of the reference clock.
    Type: Application
    Filed: December 29, 2006
    Publication date: March 6, 2008
    Inventor: Yong-Deok Cho
  • MINIATURE LIQUID COOLING DEVICE HAVING AN INTEGRAL PUMP
    Publication number: 20080053641
    Abstract: A miniature liquid cooling device includes a casing (10) having a base (16) attached on a heat-generating electronic component for absorbing heat generated by the electronic component. The casing includes an outer wall (12) mounted on the base and a top cover (15) mounted on the outer wall. A receiving space is enclosed by the casing. A heat-absorbing member (40) is attached on the base and received in the receiving space for exchanging heat with liquid in the casing. An impeller (21) is rotatably mounted in the receiving space and above the heat-absorbing member. When the impeller rotates the liquid is driven to flow into the liquid cooling device via a liquid inlet (122) and then flow through the heat-absorbing member and finally flow out of the liquid cooling device via a liquid outlet (124).
    Type: Application
    Filed: August 31, 2006
    Publication date: March 6, 2008
    Applicant: FOXCONN TECHNOLOGY CO., LTD.
    Inventors: Cheng-Tien Lai, Zhi-Yong Zhou, Qiao-Li Ding
  • Semiconductor Device and Method of Fabricating the Same
    Publication number: 20080057670
    Abstract: A semiconductor device includes an isolation layer defining an active region formed in a semiconductor substrate. A first recessing process is performed on the isolation layer to expose edge portions of the active region. A first rounding process is performed to round the edge portions of the active region. A second recessing process is performed on the isolation layer. A second rounding process is performed to round the edge portions of the active region.
    Type: Application
    Filed: October 31, 2007
    Publication date: March 6, 2008
    Inventors: Jung Kim, Hun-Hyeoung Leam, Tae-Hyun kim, Seok-Woo Nam, Hyun Namkoong, Yong-Seok Kim, Tea-Kwang Yu
  • Semiconductor devices having a convex active region and methods of forming the same
    Publication number: 20080057644
    Abstract: Methods of forming a semiconductor device include forming a trench mask pattern on a semiconductor substrate having active regions and device isolation regions. A thermal oxidation process is performed using the trench mask pattern as a diffusion mask to form a thermal oxide layer defining a convex upper surface of the active regions. The thermal oxide layer and the semiconductor substrate are etched using the trench mask pattern as an etch mask to form trenches defining convex upper surfaces of the active regions. The trench mask pattern is removed to expose the convex upper surfaces of the active regions. Gate patterns are formed extending over the active regions.
    Type: Application
    Filed: December 20, 2006
    Publication date: March 6, 2008
    Inventors: Dong-Hwa Kwak, Jae-Kwan Park, Yong-Sik Yim, Won-Cheol Jeong, Jae-Hwang Sim
  • Micro-Resonant Structure for Optical Recording
    Publication number: 20080057256
    Abstract: A recordable medium includes a recordable structure including a first layer having a reflectivity R1 and a transmissivity T1, a second layer having a transmissivity T2, and a third layer having a reflectivity R3. The second layer is disposed between the first and third layers and has a thickness that is less than a Debye length determined based on a charge density of the second layer. The recordable structure has an overall reflectivity Rsum that is greater than R1+T12*T22*R2.
    Type: Application
    Filed: October 20, 2005
    Publication date: March 6, 2008
    Applicant: Lanyo Technology Co., Ltd.
    Inventors: Geoffrey Shuy, Cheng-Ji Lu, Hsin-Cheng Lai, Yong Chong, Ko-Fu Yen
  • Backlight assembly and LCD using the same
    Patent number: 7338183
    Abstract: The backlight assembly includes a plurality of lamps arranged within a predetermined space having divided valid emitting areas, wherein each of the lamps includes two electrodes and one or both of the two electrodes are formed of a transparent metal, a plurality of power terminals, a pair of power terminals arranged in each of divided valid emitting areas, a plurality of lower supporting units arranged in each of the divided valid emitting areas for supporting the plurality of power terminals, and a light diffusion unit arranged above the plurality of lamps.
    Type: Grant
    Filed: May 26, 2005
    Date of Patent: March 4, 2008
    Assignee: LG.Philips LCD Co., Ltd.
    Inventors: Seong Hyun Yun, Yong Yun Kim
  • Apparatus for air purifying and ventilating
    Patent number: 7338358
    Abstract: Disclosed is a combination air purifier and ventilator. The air purifier in accordance with the present invention includes a case being provided on a ceiling or a wall and having a fan therein, a first passage communicating with an outside, an inside of the case and an room, having an air purifying member being provided between the inside of the case and the room, and guiding the external air into the room, a second passage communicating with the room, the fan, and the outside, and guiding the room air to the outside, and a damper provided in the case for isolating the first passage from the second passage for supplying the external air into the room and discharging the room air to the outside, or communicating with the fist and second passages to guide the room air drawn into the second passage back into the room after passing through the air purifying member.
    Type: Grant
    Filed: August 5, 2004
    Date of Patent: March 4, 2008
    Assignee: LG Electronics Inc.
    Inventors: Jeong Yong Kim, Gi Seop Lee, Kwan Ho Yum
  • Expanding system using plasma discharge
    Patent number: 7339143
    Abstract: The present invention relates to an expansion system using a plasma discharge in which in which a charged electric energy is fast discharged, so that a high pressure is generated within liquid based on an impact wave, which can be used in various industrial fields as a simple expanding method. The expansion system using a plasma discharge comprises a capsule for sealingly storing a certain liquid therein; a cable of which one end is connected with an expansion wire within a liquid of the capsule, and other end is connected to the outside of the capsule; and a controller that converts an external AC power inputted through a terminal into a DC power and indicates the power on a lamp and a voltage meter and applies a high voltage energy to the cable in cooperation with an operation of the push button, wherein an expansion is instantly achieved in the interior of the liquid.
    Type: Grant
    Filed: January 18, 2005
    Date of Patent: March 4, 2008
    Assignee: Swell Tech Co., Ltd.
    Inventor: Yong-So Cho
  • Image pick-up lens system
    Patent number: 7339752
    Abstract: An image pick-up lens system from an object side to an image side includes an aperture stop (10), and a meniscus-shaped lens (20) having a concave surface on the object side and a convex surface on the image side. The lens has at least one aspheric surface and a diffraction grating provided on the convex surface thereof. The lens system satisfies the following condition: (1) 0.1<R2/R1<0.5, wherein, R1 is an absolute value of a radius of curvature of the concave surface of the lens, and R2 is an absolute value of a radius of curvature of the convex surface of the lens. Condition (1) governs a distribution of refracting power for the lens, in order to correct monochromatic aberrations. The lens system also satisfies other conditions (2)-(4) as disclosed, in order to provide compactness, cost-effectiveness and improved optical performance.
    Type: Grant
    Filed: September 8, 2005
    Date of Patent: March 4, 2008
    Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.
    Inventors: Ji-Yong Zeng, Ying-Bai Yan, Guo-Fan Jin, Min-Qiang Wang, Zhuo Wang
  • System and method for synchronizing SGSNs and a GGSN
    Patent number: 7339886
    Abstract: A system and method for synchronizing SGSNs and GGSN in a mobile communication system that guarantees synchronization until a malfunction, if any, in an NTP server is cured. If malfunction occurs in the NTP server and an associated range, the NTP server is changed upon monitoring the malfunction and the changed NTP server distributes a timestamp information until the NTP server experiencing the malfunction is restored, thereby guaranteeing synchronization between the SGSNs and the GGSN.
    Type: Grant
    Filed: August 15, 2003
    Date of Patent: March 4, 2008
    Assignee: LG Electronics, Inc.
    Inventor: Tae Yong Kim
  • Method for manufacturing multilayer ceramic capacitor
    Patent number: 7338854
    Abstract: A method for manufacturing a multilayer ceramic capacitor, in which internal electrodes printed on each of a plurality of dielectric sheets have reduced thicknesses using an absorption member, thereby allowing the multilayer ceramic capacitor to have a high capacity and be minimized. The method includes printing the internal electrodes on each of the dielectric sheets, and stacking the dielectric sheets, wherein the internal electrodes formed on each of the dielectric sheets have a reduced thickness by causing an absorptive member to contact the surface of each of the dielectric sheets provided with the internal electrodes and then separating the absorptive member from the surface so that portions of the internal electrodes having a designated thickness are eliminated, and the dielectric sheets provided with the internal electrodes having the reduced thickness are stacked to form a chip element.
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: March 4, 2008
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ho Sung Choo, Seung Hyun Ra, Yong Suk Kim, Jung Woo Lee, Hyo Soon Shin, Hyoung Ho Kim
  • Etching method for manufacturing semiconductor device
    Patent number: 7338610
    Abstract: A wafer having a dielectric layer and an electrode partially protruding from the top surface of the dielectric layer is provided. The dielectric layer is etched with a chemical solution such as LAL. Prior to etching, the protruding portion of the electrode is removed or reduced to prevent any bubbles included in the chemical solution from adhering to the electrode. Thus, the chemical solution can etch the dielectric layers without being blocked by any bubbles included in a chemical solution.
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: March 4, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-Jun Lee, Byoung-Moon Yoon, In-Seak Hwang, Yong-Sun Ko