Patents by Inventor Yong-Hoon An

Yong-Hoon 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).

  • Method of manufacturing a stacked semiconductor device
    Patent number: 7537980
    Abstract: In a method of manufacturing a stacked semiconductor device, a seed layer including impurity regions may be prepared. A first insulation interlayer pattern having a first opening may be formed on the seed layer. A first SEG process may be carried out to form a first plug partially filling the first opening. A second SEG process may be performed to form a second plug filling the first opening. A third SEG process may be carried out to form a first channel layer on the first insulation interlayer pattern. A second insulation interlayer may be formed on the first channel layer. The second insulation interlayer, the first channel layer and the second plug arranged on the first plug may be removed to expose the first plug. The first plug may be removed to form a serial opening. The serial opening may be filled with a metal wiring.
    Type: Grant
    Filed: August 28, 2006
    Date of Patent: May 26, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Hoon Son, Yu-Gyun Shin, Jong-Wook Lee
  • Multi-structured Si-fin and method of manufacture
    Patent number: 7534686
    Abstract: Disclosed is a semiconductor fin construction useful in FinFET devices that incorporates an upper region and a lower region with wherein the upper region is formed with substantially vertical sidewalls and the lower region is formed with inclined sidewalls to produce a wider base portion. The disclosed semiconductor fin construction will also typically include a horizontal step region at the interface between the upper region and the lower region. Also disclosed are a series of methods of manufacturing semiconductor devices incorporating semiconductor fins having this dual construction and incorporating various combinations of insulating materials such as silicon dioxide and/or silicon nitride for forming shallow trench isolation (STI) structures between adjacent semiconductor fins.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: May 19, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Deok Hyung Lee, Byeong Chan Lee, In Soo Jung, Yong Hoon Son, Siyoung Choi, Taek Jung Kim
  • Vertical-type non-volatile memory devices
    Publication number: 20090121271
    Abstract: In a semiconductor device, and a method of manufacturing thereof, the device comprises a substrate of single-crystal semiconductor material extending in a horizontal direction and a plurality of interlayer dielectric layers on the substrate. A plurality of gate patterns are provided, each gate pattern being between a neighboring lower interlayer dielectric layer and a neighboring upper interlayer dielectric layer. A vertical channel of single-crystal semiconductor material extends in a vertical direction through the plurality of interlayer dielectric layers and the plurality of gate patterns, a gate insulating layer being between each gate pattern and the vertical channel that insulates the gate pattern from the vertical channel.
    Type: Application
    Filed: November 3, 2008
    Publication date: May 14, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yong-Hoon Son, Jong-Wook Lee
  • BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME
    Publication number: 20090122544
    Abstract: A backlight assembly, which can provide enhanced light emitting efficiency, and a display device, are provided. The backlight assembly includes a light generating unit comprising a substrate and a point light source connected to the substrate, and a receiving container positioned to receive light from the light generating unit, the receiving container comprising an embossing that corresponds to the point light source.
    Type: Application
    Filed: January 11, 2008
    Publication date: May 14, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeom-oh KIM, Gi-cherl KIM, Se-ki PARK, Eui-jeong KANG, Seok-won KANG, Yong-hoon KWON
  • TIMING CONTROLLER, LIQUID CRYSTAL DISPLAY COMPRISING THE SAME AND DRIVING METHOD OF LIQUID CRYSTAL DISPLAY
    Publication number: 20090108761
    Abstract: A timing controller, a liquid crystal display (LCD) comprising the same and a driving method of the liquid crystal display, in which the LCD includes an LCD panel, a light source unit divided into n light-emitting blocks providing light to the LCD panel, a side member reflecting the light emitted from the light source unit, a timing controller determining a final brightness of each of the n light-emitting blocks and providing final light data corresponding to the final brightness, the final brightness being determined using reflected brightness based on the light reflected from the side member, and a backlight driver controlling the brightness of each of the n light-emitting blocks in response to the final light data.
    Type: Application
    Filed: September 19, 2008
    Publication date: April 30, 2009
    Inventors: Dong-min Yeo, Gi-cherl Kim, Young-keun Lee, Yong-hoon Kwon
  • Methods of manufacturing semiconductor devices including a doped silicon layer
    Publication number: 20090104759
    Abstract: Methods for manufacturing a semiconductor device include forming a seed layer containing a silicon material on a substrate. An amorphous silicon layer containing amorphous silicon material is formed on the seed layer. The amorphous silicon layer is doped with an impurity. A laser beam is irradiated onto the amorphous silicon layer to produce a phase change of the amorphous silicon layer and change the amorphous silicon layer into a single-crystal silicon layer based on the seed layer.
    Type: Application
    Filed: September 23, 2008
    Publication date: April 23, 2009
    Inventors: Pil-Kyu Kang, Yong-Hoon Son, Jong-Wook Lee
  • Compact double tweezers
    Publication number: 20090102214
    Abstract: Two tweezers which folds and unfolds relative to each other is connected by a central connector which allows the rotation of the tweezers without one tweezers rubbing into the other tweezers. Each tweezers has a tweezer head section extending to a base section. The base sections have an external base cover serving as handles for the tweezers. A cover shields the tweezer heads of the two tweezers. A spring assisted locator pin inserts and retracts from a hole as the tweezers positions back and forth from a folding position to an unfolding position.
    Type: Application
    Filed: October 22, 2007
    Publication date: April 23, 2009
    Inventor: Yong Hoon Cho
  • Flipping double headed tweezers
    Publication number: 20090102215
    Abstract: A flipping double tweezers having a stationary and a movable tweezers. Each tweezers is formed from two elongated plates or molded as a single piece and has a tweezer head including a pincer and its tips and a fused rear section. The rear section of the stationary and the movable tweezers are designed to connect the tweezers and form a flipping mechanism whereby the movable tweezers can swing along a 180 degree orbit relative to the stationary tweezers.
    Type: Application
    Filed: October 22, 2007
    Publication date: April 23, 2009
    Inventor: Yong Hoon Cho
  • Methods for fabricating integrated circuit field effect transistors including channel-containing fin having regions of high and low doping concentrations
    Patent number: 7521301
    Abstract: Integrated circuit field effect transistors include an integrated circuit substrate and a fin that projects away from the integrated circuit substrate, extends along the integrated circuit substrate, and includes a top that is remote from the integrated circuit substrate. A channel region is provided in the fin that is doped a conductivity type and has a higher doping concentration of the conductivity type adjacent the top than remote from the top. A source region and a drain region are provided in the fin on opposite sides of the channel region, and an insulated gate electrode extends across the fin adjacent the channel region. Related fabrication methods also are described.
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: April 21, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Deok-Hyung Lee, Byeong-Chan Lee, Si-Young Choi, Taek-Jung Kim, Yong-Hoon Son, In-Soo Jung
  • METHOD FOR SETTING PACKET TRANSMISSION PATH IN AD HOC NETWORK, AND NETWORK APPARATUS USING THE SAME
    Publication number: 20090097432
    Abstract: A method of setting a packet transmission path in a wireless communication network and a network apparatus using the same are provided. A method of setting a packet transmission path includes setting N?1 routing regions including at least one node between a source node and a destination node based on a predetermined N number of hops, N denoting an integer greater than or equal to two, and determining a node in each of the routing regions as a relay node based on a channel gain.
    Type: Application
    Filed: July 2, 2008
    Publication date: April 16, 2009
    Inventors: TAE SOO KWON, YOUNG-DOO KIM, EUNG SUN KIM, YONG HOON LEE, SAE-YOUNG CHUNG, HEEJUNG YU, WON-YONG SHIN
  • MICROACTUATOR
    Publication number: 20090080051
    Abstract: A microactuator including a base frame; and a moving plate having both ends supported by a plurality of elastic support portions inside the base frame, the moving plate having a first side on which a reflective mirror for changing a light path is disposed. At least one first rib is disposed along an edge of a second side of the moving plate, which is the reverse side of the first side of the moving plate, and a second rib is disposed in the center of the second side of the moving plate and correspondingly encloses a permanent magnet. Also, a portion of the second side of the moving plate, except for the first and second ribs, is removed to a predetermined depth to reduce the weight of the entire moving plate and to define the first and second ribs.
    Type: Application
    Filed: March 26, 2008
    Publication date: March 26, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin-wook YOON, Yong-hoon Lee
  • Method for feeding back antenna shuffling information in a multiple-input multiple-output system using a multiple space-time block coding technique
    Patent number: 7508891
    Abstract: In a method for feeding back combination information of transmitted signals in a multiple-input multiple-output (MIMO) system using a multiple space-time block coding technique, mean square error values are computed in relation to the combination information pieces of the transmitted signals. An index of a combination having a minimum mean square error value from among the mean square error values is fed back.
    Type: Grant
    Filed: July 14, 2005
    Date of Patent: March 24, 2009
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Technology (KAIST)
    Inventors: Young-Ho Jung, Seung-Hoon Nam, Yong-Hoon Lee, Jin-Gon Joung, Woo-Seok Nam, Woo-Hyuk Chang
  • BACKLIGHT UNIT, LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF DRIVING LIQUID CRYSTAL DISPLAY DEVICE
    Publication number: 20090073109
    Abstract: A backlight unit includes a substrate and has a plurality of light emitting areas. In each light emitting area, at least one light emitting diode and a bypass current path are connected in parallel between a connection node and a switching unit. The switching unit is configured to connect a selected one of the light emitting diode and the bypass unit to the connection node of the next light emitting area.
    Type: Application
    Filed: August 26, 2008
    Publication date: March 19, 2009
    Inventors: Ho-Sik Shin, Gi-Cherl Kim, Sang-II Park, Yong-Hoon Kwon
  • System and method for calculating postal charges
    Publication number: 20090070223
    Abstract: A system for calculating postal charges receives detailed information and configuration information about a bulk mail, and collects charge-calculation information on the basis of the detailed information and the configuration information. Then, the system determines discount rates for the bulk mail on the basis of the charge-calculation information, and generates charge information for the mails in consideration of the discount rates. Accordingly, the system for calculating postal charges can provide optimum charges for the mails to a client before the reception of the mails.
    Type: Application
    Filed: June 27, 2008
    Publication date: March 12, 2009
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong-Gil Na, Bo Yun Eom, Yong Hoon Choi, Hoon Jung, Jong Heung Park
  • Easy view tweezers
    Publication number: 20090066101
    Abstract: A tweezers, comprising two identical elongated thin sheets having a stationary end and a pair of free opposing ends, the free opposing ends having a tip on each end; and, a first opening on a surface of the free opposing ends of the elongated thin sheet proximal to the tip for detecting an object pinched between the pair of free opposing ends. The tweezers can have a second opening on each surface of the free opposing end at a location behind the first opening proximal to the tip. The second opening is for accommodating a finger as it grips on the tweezers.
    Type: Application
    Filed: September 12, 2007
    Publication date: March 12, 2009
    Inventor: Yong-Hoon Cho
  • METHOD FOR RECORDING NAVIGATION INFORMATION ON A RECORDING MEDIUM
    Publication number: 20090067821
    Abstract: The present invention records A/V data and navigation information in a first format such as DVD-Video format when a disk apparatus, e.g., a DVD recorder conducts data recording operation. During the recording operation, video object unit search information ‘VOBU_SRI’ among data search information ‘DSI’ contained in the navigation information is recorded in a second format such as DVD+R or DVD+RW format, thereby reducing size of the navigation information to be recorded on an optical disk.
    Type: Application
    Filed: April 18, 2006
    Publication date: March 12, 2009
    Applicant: LG Electronics Inc.
    Inventors: Duk Sung Kim, Myung Hun Kang, Yong Hoon Choi
  • Safe tweezers
    Publication number: 20090054925
    Abstract: A covered tweezers, comprising a body having two identical thin sheets of metal fused or welded together at one end resulting in a pair of free opposing ends, the free opposing ends having a different type of tip for each type of tweezers. A cover is fixed to the body of the tweezers excepting a head portion of the tweezers. A cap encloses the head portion of the tweezers. The cover is non-metallic such as plastic, wood, rubber material or fabric. The cover is fixed to the body of the tweezers, thereby avoiding the need of a case to hold the tweezers.
    Type: Application
    Filed: August 21, 2007
    Publication date: February 26, 2009
    Inventor: Yong Hoon Cho
  • Methods of forming semiconductor devices including Fin structures
    Patent number: 7494877
    Abstract: A method of forming a semiconductor device may include forming a fin structure extending from a substrate. The fin structure may include first and second source/drain regions and a channel region therebetween, and the first and second source/drain regions may extend a greater distance from the substrate than the channel region. A gate insulating layer may be formed on the channel region, and a gate electrode may be formed on the gate insulating layer so that the gate insulating layer is between the gate electrode and the channel region. Related devices are also discussed.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: February 24, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Deok-Hyung Lee, Si-Young Choi, Byeong-Chan Lee, Yong-Hoon Son, In-Soo Jung
  • High voltage generator and related flash memory device
    Patent number: 7489566
    Abstract: A high voltage generator includes a charge pump generating a high voltage in response to a pumping clock signal, a charge/discharge circuit responsive to the pumping clock signal and charging the high voltage to generate an output voltage, a comparator for comparing the output voltage with a reference voltage to generate a comparison result, and a clock modification circuit adjusting a pumping slope of the charge pump in relation to the comparison result, wherein the clock modification circuit reduces the pumping slope when the high voltage reaches a target voltage level.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: February 10, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Yong Hoon Kang
  • Backlight assembly, method for driving backlight assembly, and liquid crystal display having the same
    Publication number: 20090021469
    Abstract: There is provided a backlight assembly that supplies light to an LCD panel. The backlight assembly includes an LED assembly and a backlight unit. The LED assembly includes at least one LED block region having a plurality of LEDs. The backlight unit driving unit includes a color control unit that determines a representative color of the LED block region using an image signal supplied to the LCD panel, and a dimming control unit that controls the color of the LED block region based on the representative color determined by the color control unit.
    Type: Application
    Filed: July 11, 2008
    Publication date: January 22, 2009
    Inventors: Dong Min Yeo, Gi Cherl Kim, Byung Choon Yang, Se Ki Park, Yong Hoon Kwon