Shim, CA
Byonghyo Shim, San Diego, CA US
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20100172443 | SYSTEMS AND METHODS OF CLASSIFYING AND DECODING WIRELESS SIGNALS - Systems and methods of classifying and decoding wireless signals are disclosed. A receiver may receive wireless signals from multiple transmitters. The receiver may use sphere decoding to classify the wireless signals (e.g., determine the modulation scheme of the wireless signals) and decode the wireless signals (e.g., determine the symbol and/or symbols transmitted using the wireless signals). | 07-08-2010 |
20100329395 | METHOD AND APPARATUS FOR SYMBOL DECODING USING TREE PRUNING BASED SPHERE SEARCH - An apparatus and method for symbol decoding comprising selecting a degree of freedom (DOF) parameter for a noise vector; selecting a delta probability value; computing a cost function for a lattice point that is one of a discrete set of nominal codeword positions in a hypersphere; selecting a sphere decoding radius based on the DOF parameter, the delta probability value and the cost function; and decoding a symbol using the sphere decoding radius. And, the apparatus and method comprising setting pre-defined threshold probabilities; computing threshold radii based on the pre-defined threshold probabilities; setting an initial sphere radius square to the value of a first threshold radii; finding the Lattice point based on the initial sphere radius square; computing an updated sphere radius square as the minimum of either a cost function or a second threshold radii; and finding a next lattice point based on the updated sphere radius square. | 12-30-2010 |
Daeyun Shim, Cupertino, CA US
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20090323830 | CURRENT MODE CIRCUITRY TO MODULATE A COMMON MODE VOLTAGE - In some embodiments, a chip includes transmitters to transmit differential signals on conductors; and current mode circuitry to selectively modulate a common mode voltage of the differential signals to communicate data. In other embodiments, a system includes a first chip to transmit first and second differential signals on conductors, and a second chip. The second chip includes receivers to receive the first and second differential signals from the conductors and provide received signals representative thereof, and current mode circuitry to selectively modulate a common mode voltage of either the first or second differential signals to communicate data and wherein the first chip includes common mode detection circuitry to detect changes in the common mode voltage. Other embodiments are described and claimed. | 12-31-2009 |
Henry Hyunbo Shim, Los Angeles, CA US
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20090261816 | NIGHT-GLOW INDICATOR SYSTEM - A night-glow color coded device system is provided. The system comprises an operational device, a case, first night-glow patches, second night-glow patches, and color codes. The case encloses and supports operational parts. The first night-glow patches are attached on at least one of the operational parts. The second night-glow patches are attached on the case in a vicinity of the operational parts, and the second night-glow patches indicates information on the operational parts. The color codes are provided on the case, and indicates at least one of the information. The first night-glow patches glow in a fluorescent light different from the second night-glow patches, and the information comprises operational status including ON and OFF of the operational device. | 10-22-2009 |
20110031881 | ELECTRICAL WALL OUTLET WITH LED INDICATOR - An electrical wall outlet comprises an insulating cover portion, LEDs, and a pair of magnetic electrodes. The insulating cover portion encloses outlet electrodes of the wall outlet. The one or more outlet electrodes are ferrous. The LEDs are disposed on the front surface of the insulating cover portion. The pair of magnetic electrodes are disposed on the rear surface of the insulating cover portion, extending from a pair of common terminals of the LEDs that are disposed on the insulating cover portion, toward to one of the one or more outlet electrodes of the electrical wall outlet. The pair of magnetic electrodes are flexible to bend. Also, the pair of magnetic electrodes are resilient to recover when the insulating cover portion is plucked out. | 02-10-2011 |
20120242213 | LAMP DEVICE WITH MAGNETIC SOCKET - A lamp device includes a lamp, a socket, two magnetic electrodes, and two electrode boxes. The lamp comprises a bulb portion, a stem portion, and two magnetic contacts. The socket has a receptacle portion configured to accept the lamp. The two magnetic electrodes are disposed in the receptacle portion. Each of the two electrode boxes encloses each of the two magnetic electrodes. The magnetic electrode is free to move in the electrode box, and the magnetic electrode makes an electrical contact all the time. The lamp device may further comprise a guiding groove and an insulating wall. The guiding groove may be provided on a bottom surface of the lamp between the two magnetic contacts. | 09-27-2012 |
Hohyun Shim, Redwood City, CA US
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20140155141 | SYSTEMS AND METHODS TO DETERMINE A GAME PAYMENT - A method of selecting players to make payments associated with a session of a game is disclosed. A player is selected to make a payment. The selecting of the player is based on a session counter of the player having a higher value than a session counter of an additional player seeking to participate in the session of the game. Based on a receiving of the payment from the selected player, the session counter of the selected player is decremented by an amount corresponding to the payment, the value of the session counter of the additional player is incremented by an amount corresponding to the payment, and the selected player and the unselected player are allowed to participate in the session of the instance of the game. | 06-05-2014 |
Joonhyung Shim, Mountain View, CA US
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20100255406 | SOLID-STATE FUEL CELL INCLUDING CHEMICAL ELECTROLYTE PROTECTION LAYER AND METHOD OF MANUFACTURING SAME - A solid-state fuel cell includes: an anode; an anode side chemical electrolyte protection layer disposed on the anode; a hydrogen ion conductive solid oxide film disposed on the anode side chemical electrolyte protection layer; a cathode side chemical electrolyte protection layer disposed on the hydrogen ion conductive solid oxide film; and a cathode disposed on the cathode side chemical electrolyte protection layer. | 10-07-2010 |
Joon Hyung Shim, Cupertino, CA US
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20080311455 | Solid oxide fuel cell components tuned by atomic layer deposition - A reduced cost solid oxide fuel cell having enhanced surface exchange rates and diffusivity of oxide ions is provided. The invention cell includes a first porous electrode and a second porous electrode, where the porous electrodes have a layer of electronically conductive porous non-precious metal, and the porous non-precious metal layer is a gas diffusion layer. The porous electrodes further include at least one atomic layer of catalytic metal deposited on the non-precious metal layer, and an electrolyte layer disposed between the first porous electrode and the second porous electrode. The electrolyte layer includes a first dense ion-conductive doped oxide film layer, and a second dense ion-conductive doped oxide film layer deposited on the first doped oxide film layer, where the catalytic metal layer on the conductive porous non-metal layer enhances surface exchange rates and diffusivity of the oxide ions, thus the material costs of the fuel cell are reduced. | 12-18-2008 |
20090218311 | Layer-structured fuel cell catalysts and current collectors - A method of fabricating a layer-structured catalysts at the electrode/electrolyte interface of a fuel cell is provided. The method includes providing a substrate, depositing an electrolyte layer on the substrate, depositing a catalyst bonding layer to the electrolyte layer, depositing a catalyst layer to the catalyst bonding layer, and depositing a microstructure stabilizing layer to the catalyst layer, where the bonding layer improves adhesion of the catalyst onto the electrolyte. The catalyst and a current collector is a porous catalyst and a fully dense current collector, or a fully dense catalyst and a fully dense current collector structure layer. A nano-island catalyst and current collector structure layer is deposited over the catalyst and current collector or over the bonding layer, which is deposited over the electrolyte layer. The fuel cell can be hydrogen-fueled solid oxide, solid oxide with hydrocarbons, solid sensor, solid acid, polymer electrolyte or direct methanol. | 09-03-2009 |
20100183948 | Closed-end nanotube arrays as an electrolyte of a solid oxide fuel cell - The present invention provides solid oxide fuel cell that includes an electrolyte membrane, a first electrode layer, and a second electrode layer, where the electrolyte membrane is disposed between the first electrode layer and the second electrode layer. The electrolyte membrane includes a solid electrolyte structure having at least two solid electrolyte nanoscopic closed-end tubes, where an open-ended base of each solid electrolyte nanoscopic closed-end tube is connected by a solid electrolyte layer. | 07-22-2010 |
Joon-Hyung Shim, Stanford, CA US
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20090110996 | METHOD OF PREPARING FUEL CELL COMPRISING PROTON CONDUCTING SOLID PEROVSKITE ELECTROLYTE MEMBRANE WITH IMPROVED LOW TEMPERATURE ION CONDUCTIVITY, AND MEMBRANE ELECTRODE ASSEMBLY OF FUEL CELL PREPARED BY THE METHOD - Provided are a method of preparing a fuel cell and a membrane electrode assembly prepared by the method. The method includes preparing a substrate, forming a buffer layer having a single crystalline structure on the substrate, forming a proton conducting solid perovskite electrolyte membrane on the buffer layer, forming a first electrode on one surface of the proton conducting solid perovskite electrolyte membrane, etching the substrate, and forming a second electrode on the opposite surface of the one surface of the electrolyte membrane. Thus, the method of preparing a fuel cell can improve ion conductivity of an electrolyte membrane at a low temperature and a membrane electrode assembly of a fuel cell prepared by the method can improve ion conductivity at a low temperature. | 04-30-2009 |
Kon Shim, La Palma, CA US
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20120275877 | LATCH ARRANGEMENT FOR CARGO RESTRAINT - An improved cargo restraint for installation on a preselected track mounted in or on the surface of a vehicle carrying the cargo and the restraint is mounted on a bracket which abuts the cargo to restrain the movement of the cargo and the restraint is slidingly movable on the track and has a locking position on the track wherein the bracket restrains the cargo and the restraint has no relative movement with respect to the track or the bracket or the vehicle so that there is no rattling of the restraint when in the locked position. | 11-01-2012 |
20130202379 | LATCH ARRANGEMENT FOR CARGO RESTRAINT - An improved cargo restraint for installation on a preselected track mounted in or on the surface of a vehicle carrying the cargo and the restraint is mounted on a bracket which abuts the cargo to restrain the movement of the cargo and the restraint is slidingly movable on the track and has a locking position on the track wherein the bracket restrains the cargo and the restraint has no relative movement with respect to the track or the bracket or the vehicle so that there is no rattling of the restraint when in the locked position. | 08-08-2013 |
Martin Shim, Pleasanton, CA US
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20110117749 | METHOD FOR REDUCING LINE WIDTH ROUGHNESS WITH PLASMA PRE-ETCH TREATMENT ON PHOTORESIST - A method for reducing line width roughness (LWR) of a feature in an etch layer below a patterned photoresist mask having mask features is provided. The method includes (a) non-etching plasma pre-etch treatment of the photoresist mask, and (b) etching of a feature in the etch layer through the pre-treated photoresist mask using an etching gas. The non-etching plasma pre-etch treatment includes (a1) providing a treatment gas containing H | 05-19-2011 |
Sung Shim, Beverly Hills, CA US
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20090041317 | METHOD OF DENTAL MICROSCOPIC PROCEDURE - A method of dental microscopic procedure, using a digital surgical scope, includes steps for selecting a function of the digital surgical scope to perform, obtaining the corresponding images from the image data taking device or the image data processing/storing device, processing the images by the image data processing/storing device, and displaying the images on the displays. The dental surgical procedure is done by seeing the images displayed on the screen. The digital surgical scope includes a microscope lens assembly for magnifying an optical image of an object and an in-line illumination device for illuminating the object along the same optical axis and from the same direction of the microscope lens assembly. The image data processing/storing device is for manipulating the image taken by the microscope lens assembly and the image data taking device. | 02-12-2009 |
Sung Shim, Berveley Hills, CA US
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20100149323 | METHOD OF DENTAL MICROSCOPIC PROCEDURE - A dental microscopic procedure uses a digital surgical scope comprising a lens assembly for magnifying an optical image of an object and an illumination device for illuminating the object along the optical axis and from the direction of the lens assembly; an image data taking device, an image data processing/storing device having a database, one or more displays, and one or more controls for controlling the behaviors of the digital surgical scope, the image data taking device, the image data processing/storing device, and the one or more displays. The procedure comprises steps for capturing images, enhancing images, and selecting and performing functions on the images, wherein the function comprises deleting, exporting, importing, multi-viewing, printing, and managing the images with the database. | 06-17-2010 |
Sungbo Shim, Irvine, CA US
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20150259787 | COATING SYSTEM INCLUDING DIFFUSION BARRIER LAYER INCLUDING IRIDIUM AND OXIDE LAYER - In some examples, an article may include a superalloy substrate and a coating on the superalloy substrate. In accordance with this example, the coating includes a diffusion barrier layer on the substrate and a wear resistant oxide layer over the diffusion barrier layer. The diffusion barrier layer may include iridium and the wear resistant oxide layer may include at least one of silica, zirconia, or chromia. | 09-17-2015 |
Theodore I. Shim, Palo Alto, CA US
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20080284735 | Multi-Purpose Optical Mouse - An optical pointing device has a rotatable optics housing and provides cursor control in one of two modes: a finger navigation mode and a desktop navigation mode. In the finger navigation mode, the rotatable optics housing is in a first position and moving a finger across a transparent plate in the optics housing controls the cursor movement. In the desktop navigation mode, the rotatable optics housing is in a second position and moving the entire optical mouse in a conventional manner across a fixed surface controls cursor movement. The optical pointing device may further include a touchpad scroll input device and a laser pointing device. | 11-20-2008 |
Yonghyun Shim, Irvine, CA US
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20160035973 | Directly Heated RF Phase Change Switch - An RF switch is provided with a direct heating method. The RF switch is comprised of two RF electrodes disposed on opposing sides of a phase change element. Depending on the state of the phase change material, the RF electrodes form a conductive path through the phase change material for an RF signal. To control the state of the phase change material, the RF switch further includes a heater formed from two heater electrodes. The two heater electrodes are configured to draw a current through the phase change element in a direction transverse to the conductive path. | 02-04-2016 |