Kim, Los Angeles
Benjamin Kim, Los Angeles, CA US
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20110069940 | SYSTEMS AND METHODS FOR AUTOMATICALLY DETECTING USERS WITHIN DETECTION REGIONS OF MEDIA DEVICES - Systems and methods are presented for detecting users within a range of a media device. A detection region may be defined that is within the range of the media device and smaller than the range. The detection region may be stored. It may be determined whether a user is within the detection region. The media device may be activated and settings associated with the user may be applied when a user is within the detection region. In some embodiments, settings associated with a user may be compared to provided media content when the user is within the detection region. The content may change when the settings conflict with the media content. Reminders may be provided to or directed to a plurality of users within the range of the media device. | 03-24-2011 |
20110070819 | SYSTEMS AND METHODS FOR PROVIDING REMINDERS ASSOCIATED WITH DETECTED USERS - Systems and systems are presented for detecting users within a range of a media device. A detection region may be defined that is within the range of the media device and smaller than the range. The detection region may be stored. It may be determined whether a user is within the detection region. The media device may be activated and settings associated with the user may be applied when a user is within the detection region. In some embodiments, settings associated with a user may be compared to provided media content when the user is within the detection region. The content may change when the settings conflict with the media content. Reminders may be provided to or directed to a plurality of users within the range of the media device. | 03-24-2011 |
20110072452 | SYSTEMS AND METHODS FOR PROVIDING AUTOMATIC PARENTAL CONTROL ACTIVATION WHEN A RESTRICTED USER IS DETECTED WITHIN RANGE OF A DEVICE - Systems and methods are presented for detecting users within a range of a media device. A detection region may be defined that is within the range of the media device and smaller than the range. The detection region may be stored. It may be determined whether a user is within the detection region. The media device may be activated and settings associated with the user may be applied when a user is within the detection region. In some embodiments, settings associated with a user may be compared to provided media content when the user is within the detection region. The content may change when the settings conflict with the media content. Reminders may be provided to or directed to a plurality of users within the range of the media device. | 03-24-2011 |
20150237412 | SYSTEMS AND METHODS FOR AUTOMATICALLY DETECTING USERS WITHIN DETECTION REGIONS OF MEDIA DEVICES - Systems and methods are presented for detecting users within a range of a media device. A detection region may be defined that is within the range of the media device and smaller than the range. The detection region may be stored. It may be determined whether a user is within the detection region. The media device may be activated and settings associated with the user may be applied when a user is within the detection region. In some embodiments, settings associated with a user may be compared to provided media content when the user is within the detection region. The content may change when the settings conflict with the media content. Reminders may be provided to or directed to a plurality of users within the range of the media device. | 08-20-2015 |
Brian Kim, Los Angeles, CA US
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20110047913 | Exterior Cement Panel - An exterior cement panel includes a cement plate comprising about 80 percent of plastic cement and about 20 percent of coal ash; fiber glass mesh layers embedded in the cement plate; and wood sliver layers embedded in the cement plate and sandwiched with the fiber glass mesh layers. The wood sliver layers are treated with preservative and fire-retardant. | 03-03-2011 |
Brian J. Kim, Los Angeles, CA US
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20160067464 | METHOD AND SENSOR FOR DETECTING CATHETER OBSTRUCTION - A self-monitoring catheter system may detect an obstruction during use of a catheter. The system may include a catheter with an interior lumen that has one or more ports into the lumen; a first and a second electrode; and an impedance measurement instrument that measures changes in the impedance between the first and the second electrodes after the first electrode is exposed to fluid within the catheter lumen, thereby signaling an obstruction during use of the catheter. | 03-10-2016 |
Chong Chol Kim, Los Angeles, CA US
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20090157185 | Prosthetic Monolithic Spinal Discs and Method of Customizing and Constructing Discs - The process uses micro-machining for forming a prosthetic spinal disc in which one of more springs bias adjacent vertebrae apart and absorb shock. Instead of using conventionally wound springs, the entire prosthesis including the springs are formed by micro-machining a block of material. Imaging, load and other patient data provide the parameters for the prosthesis. | 06-18-2009 |
20110046627 | Reciprocating Surgical Saws With Blade Assemblies - The reciprocating saw has two, superimposed, blades having a common axis and arcuate cutting surfaces adjacent each other. Part of one blade extends through an opening in the other blade so that the cutting edge of an upper blade is under the cutting edge of a lower blade. The blades' cutting edges extend around the blade or along a smaller arc. A linkage in the saw converts rotary motion of a motor into synchronous, counter-reciprocating motion of the blades about the axis. Counter-reciprocation minimizes action/reaction forces, which occur when a single reciprocating saw blade changes directions. | 02-24-2011 |
20120143196 | Reciprocating Surgical Saws with Blade Assemblies - The reciprocating saw has two, superimposed, blades having a common axis and arcuate cutting surfaces adjacent each other. Part of one blade extends through an opening in the other blade so that the cutting edge of an upper blade is under the cutting edge of a lower blade. The blades' cutting edges extend around the blade or along a smaller arc. A linkage in the saw converts rotary motion of a motor into synchronous, counter-reciprocating motion of the blades about the axis. Counter-reciprocation minimizes action/reaction forces, which occur when a single reciprocating saw blade changes directions. | 06-07-2012 |
20150196402 | SPHERICAL-ARC ROTATING SAW BLADE POWER TOOL FOR ACETABULAR CUP EXTRACTION - To remove a damaged acetabular cup attached to the hipbone, applicant positions the cutting surface of a curved cutting blade at the acetabular cup/hipbone interface. The blade mounts to a head. The powered drive shaft of a motor rotates the blade and head. A linkage, part of which may be around the drive shaft, moves longitudinally relative to the drive shaft under surgeon control. The linkage pivots the head and urges the blade into the interface. As the power tool rotates the curved blade and the linkage pivots the blade into the interface, the blade follows the hemispherical contour of the interface. Continued powered rotation of the drive shaft and blade and further pivoting of the blade cuts the cup from the hipbone. | 07-16-2015 |
David Hyuntae Kim, Los Angeles, CA US
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20080288370 | Business Method and System Related to a Fashionable Items Utilizing Internet - A method and system of B2C e-commerce for placing an order to purchase fashionable items for minimizing the return rate after selling via the Internet. The order is placed by a first banner window at seller's website for displaying a prerecorded digital video image of a model of the same or similar size of the buyer wearing the clothes that the buyer wants to purchase, and a second banner window for displaying a static digital image of the model for synthesizing the face of model, hair patterns, foot-wear or accessories such as necklace, earrings, hairpin, or sunglasses selected by the buyer from the database of the system. This provides a technology to reduce the return rate by checking the fashionable products whether suitable with the figure and face image of the buyer before placing an order through a cyber fashion show and synthesizing the image for confirming coordination. | 11-20-2008 |
David Kernhoe Kim, Los Angeles, CA US
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20100025999 | Ocean wave electricity generation - This invention relates to electricity generation from the ocean wave by use of mechanical systems, submerged or on surface, collecting energy day and night regardless weather condition in a way similar to the way of collecting energy by use of solar panels or wind mills, without contacting the salty ocean water. The principal mechanism invented is as follows. Swinging of a heavy mass due to the ocean wave generates torque that sways gear wheel in clockwise or counterclockwise, thus transmitting the torque energy to two gear wheels that separate clockwise swing and counterclockwise swing via two sets of spring-piston clutching system and by use of gear chain, either converting clockwise swing to counterclockwise swing or vise versa such that the back and forth motion of the mass transforms into unidirectional rotation that rotates the rotor of electricity generator. | 02-04-2010 |
Dennis Hyun Kim, Los Angeles, CA US
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20140107741 | Neurostimulator Lead Extraction Tool - The device relates to a neurostimulator lead extraction tool, which aids in the safe and minimally invasive extraction of an anchored neurostimulator lead. The device is characterized by a handle, barrel, and cutting surface, in that the inner surface of the barrel is advanced over the outer surface of a neurostimulator lead thereby guiding the cutting barrel of the tool through body tissues until the cutting surface is against anti-migration tines of the neurostimulator lead. The device is rotated axially in order to engage the cutting surface. As each set of tines is cut, the cutting surface can be advanced up to the next tine until all the tines are severed. The device and the neurostimulator lead are then removed along the same path of entry, preventing the cutting tool and the lead from migrating into surrounding nerves, blood vessels, and organs thereby avoiding damage to the same. | 04-17-2014 |
Dong-Joon Kim, Los Angeles, CA US
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20090301193 | FREQUENCY TUNING OF DISC RESONATOR GYROSCOPES VIA RESONATOR MASS PERTURBATION BASED ON AN IDENTIFIED MODEL - Techniques for reducing the frequency split between the Coriolis-coupled modes in disc resonator gyroscopes (DRGs) by perturbing the mass distribution on the disc resonator based on an identified model are disclosed. A model-identification method of tuning a resonator comprises perturbing the mass and measuring a frequency response matrix of the resonator. The frequency response matrix includes a plurality of inputs and a plurality of outputs and the resonator has a plurality of coupled resonance modes. A reduced structural mechanics matrix model of the resonator in sensor and actuator coordinates is identified from the measured frequency response matrix and analyzed to determine generalized eigenvectors of the structural mechanics model and their variations due to selected mass perturbations which is then estimated to improve degeneracy of the plurality of coupled resonance modes based on the generalized eigenvectors of the mass and the stiffness. | 12-10-2009 |
Hea Joung Kim, Los Angeles, CA US
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20090268847 | PHASE LOCKED LOOP MODULATOR CALIBRATION TECHNIQUES - A method for calibrating a phase locked loop begins by determining a gain offset of a voltage controlled oscillator of the phase locked loop. The processing then continues by adjusting current of a charge pump of the phase locked loop based on the gain offset. | 10-29-2009 |
Hun-Seok Kim, Los Angeles, CA US
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20080298478 | SCALABLE VLSI ARCHITECTURE FOR K-BEST BREADTH-FIRST DECODING - In some embodiments, a device includes a multiple-input multiple-output (“MIMO”) decoder module coupled to a first log-likelihood-ratio (“LLR”) computing unit. The decoder module includes at least one processing unit and at least one sorting unit. The decoder module preferably uses a K-best breadth-first search method to decode data from MIMO sources. In some embodiments, a method includes receiving data representing a vector of receive signal samples detected by multiple receive transceivers. The method further includes performing a K-best breadth-first search on the data to obtain an estimated constellation point. The method further includes providing a user data stream based at least in part on the estimated constellation point. | 12-04-2008 |
20080298493 | N-CANDIDATE DEPTH-FIRST DECODING - The problem outlined above may at least in part be addressed by N-Candidate Depth-First Decoding methods and systems that employ such methods. In some embodiments, the method includes receiving data representing a vector of receive signals detected by multiple receive transceivers; performing an N-candidate, depth-first search on the data to obtain an estimated constellation point; and providing a user data stream based at least in part on the estimated constellation point. In some embodiments the system includes a multiple-input multiple-output decoder. The decoder is configured to perform an N-candidate, depth-first search as part of converting a receive signal into a data stream. | 12-04-2008 |
20090262868 | SIGNAL DECODER WITH GENERAL PURPOSE CALCULATION ENGINE - Some embodiments disclosed herein provide a signal decoder with a general purpose calculation engine. A system for decoding signals in a wireless communication system can include: a controller including an instruction counter; a program memory configured to store program code for operating the controller; a general purpose calculation engine configured to perform primitive operations derived from algorithms for decoding a plurality of coded signals received via a plurality of receive antennas; and a data memory connected to the general purpose calculation engine for storing data generated by the general purpose calculation engine while performing the primitive operations. | 10-22-2009 |
Hyon-Jeen Kim, Los Angeles, CA US
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20120034266 | METHODS AND COMPOSITIONS FOR IMPROVING IMMUNE RESPONSE BY A NUTRACEUTICAL ANTIOXIDANT - The present invention provides a new means of restoring the immune system in aging and immunocompromised individuals using an antioxidant nutraceutical. The nutraceutical stimulates the aging immune system through the Nrf2 master gene regulatory pathway. The invention is based in part on the discovery that the Nrf2 has antioxidant and immune restorative activity. The nutraceutical improves function of both the innate and adaptive immune systems. | 02-09-2012 |
20130344106 | Methods and Compositions for Improving Immune Response by a Nutraceutical Antioxidant - The present invention provides a new means of restoring the immune system in aging and immunocompromised individuals using an antioxidant nutraceutical. The nutraceutical stimulates the aging immune system through the Nrf2 master gene regulatory pathway. The invention is based in part on the discovery that the Nrf2 has antioxidant and immune restorative activity. The nutraceutical improves function of both the innate and adaptive immune systems. | 12-26-2013 |
Hyung Kim, Los Angeles, CA US
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20130028898 | COMBINATION THERAPY WITH CD4 LYMPHOCYTE DEPLETION AND MTOR INHIBITORS - The invention provides methods for treating a malignant neoplastic cell proliferative disorder or disease, comprising administering to a subject in need thereof an effective amount of an mTOR inhibitor and an effective amount of a CD4 lymphocyte depleting agent. Such methods find utility in the treatment of certain subsets of malignant neoplastic cell proliferative disorders or diseases, e.g. renal cell carcinoma and melanoma. The invention also provides for pharmaceutical compositions comprising a therapeutically effective amount of an mTOR inhibitor and an effective amount of a CD4 lymphocyte depleting agent in a pharmaceutically acceptable carrier. | 01-31-2013 |
20150064180 | COMBINATION THERAPY WITH CD4 LYMPHOCYTE DEPLETION AND MTOR INHIBITORS - The invention provides methods for treating a malignant neoplastic cell proliferative disorder or disease, comprising administering to a subject in need thereof an effective amount of an mTOR inhibitor and an effective amount of a CD4 lymphocyte depleting agent. Such methods find utility in the treatment of certain subsets of malignant neoplastic cell proliferative disorders or diseases, e.g. renal cell carcinoma and melanoma. The invention also provides for pharmaceutical compositions comprising a therapeutically effective amount of an mTOR inhibitor and an effective amount of a CD4 lymphocyte depleting agent in a pharmaceutically acceptable carrier. | 03-05-2015 |
Hyung Ham Kim, Los Angeles, CA US
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20140316275 | HIGH FREQUENCY ULTRASONIC CONVEX ARRAY TRANSDUCERS AND TISSUE IMAGING - A high frequency ultrasonic transducer may include a plurality of adjacent ultrasonic transducer elements. The adjacent transducer elements may be sized and configured so as to resonate at a frequency that is at least 15 MHz. The adjacent transducer elements may collectively form an aperture that is substantially convex along a lateral dimension spanning the cascaded width of the adjacent transducer elements. The aperture may be substantially concave along an elevation spanning the height of each of the transducer elements. The ultrasonic transducer and an associated transmitter system may be configured so as to enable ultrasound that is radiated from the plurality of the transducer elements to be focused on and to scan across locations that are no more than 30 millimeters from the aperture and that span across a field of view of at least 50 degrees without movement of the ultrasonic transducer or tissue during the scanning. | 10-23-2014 |
Hyung L. Kim, Los Angeles, CA US
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20100196311 | METHODS AND COMPOSITIONS CONTAINING mTOR INHIBITORS FOR ENHANCING IMMUNE RESPONSES - Provided are compositions and methods for enhancing immune responses to an antigen. The compositions contain an isolated population of CD8+T cells and an inhibitor of mammalian target of rapamycin (mTOR). The method for obtaining an enhanced immune response to an antigen in an individual entails administering to the individual the antigen and an inhibitor of mammalian target of rapamycin (mTOR). CD8+T cells may also be used for adoptive cell transfer (ACT) therapy. | 08-05-2010 |
Hyungsuk Kim, Los Angeles, CA US
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20140197910 | MAGNETOELECTRIC CONTROL OF SUPERPARAMAGNETISM - A magnetoelectric composite device having a free (i.e. switchable) layer of ferromagnetic nanocrystals mechanically coupled a ferroelectric single crystal substrate is presented, wherein application of an electrical field on the composite switches the magnetic state of the switchable layer from a superparamagnetic state having no overall net magnetization to a substantially single-domain ferromagnetic state. | 07-17-2014 |
Ilkwon Kim, Los Angeles US
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20150216264 | SHOELACE RETAINING DEVICE - The present invention relates to a shoelace retaining device which includes an L-shaped spring clip, a support frame which is fixedly attached to the L-shaped spring clip, and a locking member which is upwardly raised from a base plate of the support frame. An aperture is formed on a clip arm of the L-shaped spring clip to receive the locking member. The locking member has a receiving part having a positive slope and a locking part having a negative slope. Furthermore, the base plate has a positive slope so that the base plate and the clip arm taper for easy in and out of a shoelace. | 08-06-2015 |
Inkyun Kim, Los Angeles, CA US
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20090019644 | Method of durably grafting decorated cotton fabrics to cotton cloths such as jeans with stencil - A meted of manufacturing a durably grafting decorated cotton fabrics to a cotton cloths, which is comprised of; first step of printing a pattern on a cotton fabric by a stencil, second step of pasting a glue solution of Polyone S11111 seriesone clear from Polyone Corporation, which contains 1 to 5% of fumed silica for inhibitor, on the rear side of the pattern on the cotton fabric, third step of overlapping the glue pasted cotton fabric over a clothes such as a blue jeans, fourth step of over-lapping the pattern containing stencil over the front side of the cotton fabric, fifth step of place the stencil and the clothes between a heating press and press for 5 minutes at 160° C. (320 F.), sixth step of pasting a burn out gel on the stencil, and seventh step of removing the left of burn out from the clothes. This technology can be other artificial fabrics. And all these procedure is done by just stencil and press. | 01-22-2009 |
In Kyung Kim, Los Angeles, CA US
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20140300259 | Cosmetic Box with Fan and Nail Drying Apparatus - We disclose a cosmetic box inspired by the traditional Asian design. The box comes equipped with electrical apparatus for drying and sterilizing make-up. A fan is mounted within the box. When the drawers are ajar, the fan blows air toward the user's face and hair. When the drawers are removed, the user may insert her hands into the drawer cavity to dry her nail polish. Ultra-violet light bulbs are also mounted within the box. The bulbs assist in the sterilization of nail polish as well as the contents of the box. | 10-09-2014 |
Jae Eun Kim, Los Angeles, CA US
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20090261117 | DISPOSABLE TEACUP SHAPE PAPER CUP HOLDER - A paper cup holder having a disposable teacup shape for a cup is provided. The paper cup holder includes inner and outer lining portions, finger portions, intermediate supporting portions, first and second half crossing cuts, and fastening portions. The inner lining portion wraps around the cup. The outer lining portion is provided around the inner lining portion, and the outer lining portion is configured to wrap around the inner lining portion so as to shield heat from the cup, and wherein the out lining portion comprises first and second edges. The finger hole portions accept one or two fingers. The intermediate supporting surface is provided between the finger hole portions. | 10-22-2009 |
Jae Yung Kim, Los Angeles, CA US
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20090050186 | DISHWASHER WITH ADJUSTABLE WASH BASKET - A dishwasher having opposed horizontal slider assemblies employs latches pivotally mounted relative to slide members of the slider assemblies with a handle and a catch. Guides displaced to either side of the latches are affixed to the slide members and include vertical channels for receiving vertical elements included on an elevated wash basket. The vertical elements have upper and lower stops which extend across the slide members, upper and lower glides approaching the opposed walls of the wash cavity at the outer end of the stops and anchors extending inwardly from the glide members and affixed to the wash basket. Latch bolts are also fixed to the sides of the wash basket for engagement by the catches. The wash basket is thereby positionable at more than one vertical location elevated within the wash cavity. | 02-26-2009 |
20130248616 | Elastomeric Emitter And Methods Relating To Same - An irrigation drip emitter, and methods relating to same, are provided for delivering irrigation water from a supply tube to an emitter outlet at a reduced and relatively constant flow rate. The emitter having at least one movable member for compensating for fluctuations in supply line fluid pressure. In one form the movable member includes a tapered baffle section movable between a first position wherein fluid is allowed to flow over the tapered baffle section and a second position wherein fluid is prevented from flowing over at least a portion of the tapered baffle section and the tapered baffle section effectively lengthening the extent of a pressure reduction passage. In another form, first and second movable members are provided for compensating for such pressure fluctuations. In another form, a plurality of inputs are provided which are movable between first and second positions to compensate for such pressure fluctuations. | 09-26-2013 |
20130248622 | DRIP LINE AND EMITTER AND METHODS RELATING TO SAME - An irrigation emitter and drip line, and methods relating to same, are provided for reducing the flow and pressure of fluid via an emitter or plurality of emitters defined by two concentric tubes. In one form, the first tube defines an emitter inlet and connected pressure-reducing flow channel and the second tube is extruded over the first tube to enclose the emitter inlet and flow channel and defines an outlet connected to an end of the flow channel opposite the inlet to create an emitter for converting fluid flowing at a high flow rate in the lumen and at the first end of the inlet to a fluid with a low flow rate at the outlet of the emitter. In another form, a drip line is provided having a plurality of such emitters. Various other forms and methods relating to the emitter and drip line are also disclosed. | 09-26-2013 |
20150041563 | ELASTOMERIC EMITTER AND METHODS RELATING TO SAME - An irrigation drip emitter, and methods relating to same, are provided for delivering irrigation water from a supply tube to an emitter outlet at a reduced and relatively constant flow rate. The emitter having at least one moveable member for compensating for fluctuations in supply line fluid pressure. In one form the emitter further includes a root growth inhibiting member for hindering roots from obstructing fluid flow through the emitter. In another form, the emitter includes an inlet protrusion so that fluid entering the emitter comes from a position closer to the central or center portion of the conduit in order to avoid larger obstructions that may be located near the periphery of the conduit. In another form, the emitter includes a carrier for assisting in mounting the emitter into conduit. In another form, more than one of the above features are present. | 02-12-2015 |
20150041564 | Elastomeric Emitter And Methods Relating To Same - An irrigation drip emitter, and methods relating to same, are provided for delivering irrigation water from a supply tube to an emitter outlet at a reduced and relatively constant flow rate. The emitter having at least one movable member for compensating for fluctuations in supply line fluid pressure. In one form the movable member includes a tapered baffle section movable between a first position wherein fluid is allowed to flow over the tapered baffle section and a second position wherein fluid is prevented from flowing over at least a portion of the tapered baffle section and the tapered baffle section effectively lengthening the extent of a pressure reduction passage. In another form, first and second movable members are provided for compensating for such pressure fluctuations. In another form, a plurality of inputs are provided which are movable between first and second positions to compensate for such pressure fluctuations. | 02-12-2015 |
20160057947 | DRIP EMITTER WITH COPPER AND PARTITION - A drip emitter is provided for delivering irrigation water from a supply tube to an emitter outlet at a reduced and relatively constant flow rate. Water enters the emitter from the supply tube, flows through a tortuous path flow channel, and flows through an emitter outlet. Water then enters an outlet bath formed between the emitter and supply tube and flows out through a supply tube outlet. The outlet bath is defined by a boundary wall extending from the emitter base, and a partition separates the outlet bath into two sub-baths. A copper member is mounted to the emitter within one of the sub-baths in the outlet bath to inhibit plant root intrusion into the emitter outlet. | 03-03-2016 |
Jee H. Kim, Los Angeles, CA US
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20120012167 | SOLAR CELL EMPLOYING AN ENHANCED FREE HOLE DENSITY P-DOPED MATERIAL AND METHODS FOR FORMING THE SAME - A p-doped semiconductor layer of a photovoltaic device is formed employing an inert gas within a carrier gas. The presence of the inert gas within the carrier gas increases free hole density within the p-doped semiconductor layer. This decreases the Schottky barrier at an interface with a transparent conductive material layer, thereby significantly reducing the series resistance of the photovoltaic device. The reduction of the series resistance increases the open-circuit voltage, the fill factor, and the efficiency of the photovoltaic device. This effect is more prominent if the p-doped semiconductor layer is also doped with carbon, and has a band gap greater than 1.85V. The p-doped semiconductor material of the p-doped semiconductor layer can be hydrogenated if the carrier gas includes a mix of H | 01-19-2012 |
20120031476 | COMPOSITIONALLY-GRADED BAND GAP HETEROJUNCTION SOLAR CELL - A photovoltaic device includes a composition modulated semiconductor structure including a p-doped first semiconductor material layer, a first intrinsic compositionally-graded semiconductor material layer, an intrinsic semiconductor material layer, a second intrinsic compositionally-graded semiconductor layer, and an n-doped first semiconductor material layer. The first and second intrinsic compositionally-graded semiconductor material layers include an alloy of a first semiconductor material having a greater band gap width and a second semiconductor material having a smaller band gap with, and the concentration of the second semiconductor material increases toward the intrinsic semiconductor material layer in the first and second compositionally-graded semiconductor material layers. The photovoltaic device provides an open circuit voltage comparable to that of the first semiconductor material, and a short circuit current comparable to that of the second semiconductor material, thereby increasing the efficiency of the photovoltaic device. | 02-09-2012 |
20120031477 | PHOTOVOLTAIC DEVICES WITH AN INTERFACIAL BAND-GAP MODIFYING STRUCTURE AND METHODS FOR FORMING THE SAME - A Schottky-barrier-reducing layer is provided between a p-doped semiconductor layer and a transparent conductive material layer of a photovoltaic device. The Schottky-barrier-reducing layer can be a conductive material layer having a work function that is greater than the work function of the transparent conductive material layer. The conductive material layer can be a carbon-material layer such as a carbon nanotube layer or a graphene layer. Alternately, the conductive material layer can be another transparent conductive material layer having a greater work function than the transparent conductive material layer. The reduction of the Schottky barrier reduces the contact resistance across the transparent material layer and the p-doped semiconductor layer, thereby reducing the series resistance and increasing the efficiency of the photovoltaic device. | 02-09-2012 |
20120037998 | CMOS TRANSISTORS WITH STRESSED HIGH MOBILITY CHANNELS - A p-type field effect transistor (PFET) having a compressively stressed channel and an n-type field effect transistor (NFET) having a tensilely stressed channel are formed. In one embodiment, a silicon-germanium alloy is employed as a device layer, and the source and drain regions of the PFET are formed employing embedded germanium-containing regions, and source and drain regions of the NFET are formed employing embedded silicon-containing regions. In another embodiment, a germanium layer is employed as a device layer, and the source and drain regions of the PFET are formed by implanting a Group IIIA element having an atomic radius greater than the atomic radius of germanium into portions of the germanium layer, and source and drain regions of the NFET are formed employing embedded silicon-germanium alloy regions. The compressive stress and the tensile stress enhance the mobility of charge carriers in the PFET and the NFET, respectively. | 02-16-2012 |
20120152352 | PHOTOVOLTAIC DEVICES WITH AN INTERFACIAL GERMANIUM-CONTAINING LAYER AND METHODS FOR FORMING THE SAME - A germanium-containing layer is provided between a p-doped silicon-containing layer and a transparent conductive material layer of a photovoltaic device. The germanium-containing layer can be a p-doped silicon-germanium alloy layer or a germanium layer. The germanium-containing layer has a greater atomic concentration of germanium than the p-doped silicon-containing layer. The presence of the germanium-containing layer has the effect of reducing the series resistance and increasing the shunt resistance of the photovoltaic device, thereby increasing the fill factor and the efficiency of the photovoltaic device. In case a silicon-germanium alloy layer is employed, the closed circuit current density also increases. | 06-21-2012 |
20120318339 | SOLAR CELL EMPLOYING AN ENHANCED FREE HOLE DENSITY P-DOPED MATERIAL AND METHODS FOR FORMING THE SAME - A p-doped semiconductor layer of a photovoltaic device is formed employing an inert gas within a carrier gas. The presence of the inert gas within the carrier gas increases free hole density within the p-doped semiconductor layer. This decreases the Schottky barrier at an interface with a transparent conductive material layer, thereby significantly reducing the series resistance of the photovoltaic device. The reduction of the series resistance increases the open-circuit voltage, the fill factor, and the efficiency of the photovoltaic device. This effect is more prominent if the p-doped semiconductor layer is also doped with carbon, and has a band gap greater than 1.85V. The p-doped semiconductor material of the p-doped semiconductor layer can be hydrogenated if the carrier gas includes a mix of H | 12-20-2012 |
20140109961 | COMPOSITIONALLY-GRADED BAND GAP HETEROJUNCTION SOLAR CELL - A photovoltaic device includes a composition modulated semiconductor structure including a p-doped first semiconductor material layer, a first intrinsic compositionally-graded semiconductor material layer, an intrinsic semiconductor material layer, a second intrinsic compositionally-graded semiconductor layer, and an n-doped first semiconductor material layer. The first and second intrinsic compositionally-graded semiconductor material layers include an alloy of a first semiconductor material having a greater band gap width and a second semiconductor material having a smaller band gap with, and the concentration of the second semiconductor material increases toward the intrinsic semiconductor material layer in the first and second compositionally-graded semiconductor material layers. The photovoltaic device provides an open circuit voltage comparable to that of the first semiconductor material, and a short circuit current comparable to that of the second semiconductor material, thereby increasing the efficiency of the photovoltaic device. | 04-24-2014 |
Jeehwan Kim, Los Angeles, CA US
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20110272010 | HIGH WORK FUNCTION METAL INTERFACIAL FILMS FOR IMPROVING FILL FACTOR IN SOLAR CELLS - A photovoltaic device and method include a doped transparent electrode, and a light-absorbing semiconductor structure including a first semiconductor layer. An ultra-thin layer of a non-transparent metal is formed between the transparent electrode and the first semiconductor layer to form a reduced barrier contact wherein the ultra-thin layer is light transmissive. When the ultrathin metal forms discrete individual dots, it permits a plasmonic light trapping effect to increase the current at solar cells. | 11-10-2011 |
20120031454 | EFFICIENT NANOSCALE SOLAR CELL AND FABRICATION METHOD - A photovoltaic device and method include a substrate layer having a plurality of structures including peaks and troughs formed therein. A continuous photovoltaic stack is conformally formed over the substrate layer and extends over the peaks and troughs. The photovoltaic stack has a thickness of less than one micron and is configured to transduce incident radiation into current flow. | 02-09-2012 |
20120060905 | NANOWIRES FORMED BY EMPLOYING SOLDER NANODOTS - A photovoltaic device and method include depositing a metal film on a substrate layer. The metal film is annealed to form islands of the metal film on the substrate layer. The substrate layer is etched using the islands as an etch mask to form pillars in the substrate layer. | 03-15-2012 |
20120104390 | Germanium-Containing Release Layer For Transfer of a Silicon Layer to a Substrate - A germanium-containing layer is deposited on a single crystalline bulk silicon substrate in an ambient including a level of oxygen partial pressure sufficient to incorporate 1%-50% of oxygen in atomic concentration. The thickness of the germanium-containing layer is preferably limited to maintain some degree of epitaxial alignment with the underlying silicon substrate. Optionally, a graded germanium-containing layer can be grown on, or replace, the germanium-containing layer. An at least partially crystalline silicon layer is subsequently deposited on the germanium-containing layer. A handle substrate is bonded to the at least partially crystalline silicon layer. The assembly of the bulk silicon substrate, the germanium-containing layer, the at least partially crystalline silicon layer, and the handle substrate is cleaved within the germanium-containing layer to provide a composite substrate including the handle substrate and the at least partially crystalline silicon layer. Any remaining germanium-containing layer on the composite substrate is removed. | 05-03-2012 |
20120156393 | Deposition of Hydrogenated Thin Film - A hydrogenated thin film is formed in a controlled vacuum on a substrate by evaporating one or more solid materials and passing the resulting vapor and a hydrogen-containing gas into a space between two electrodes. One of the electrodes includes openings for allowing the vapor to enter the space. Plasma is generated within the space to cause dissociation of the hydrogen-containing gas and promote a reaction between the material(s) and hydrogen-containing gas. | 06-21-2012 |
20120187505 | Self-aligned III-V MOSFET fabrication with in-situ III-V epitaxy and in-situ metal epitaxy and contact formation - A method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing raised source/drain regions on the source/drain regions, the grown raised source/drain regions including III-V semiconductor material, and growing metal contacts on the grown raised source/drain regions. Another method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing metal contacts on the source/drain regions. Transistors and computer program products are also disclosed. | 07-26-2012 |
20120187539 | DEVICE AND METHOD FOR BORON DIFFUSION IN SEMICONDUCTORS - A device and method for semiconductor fabrication includes forming a buffer layer on a semiconductor substrate and depositing an amorphous elemental layer on the buffer layer. Elements of the elemental layer are diffused through the buffer layer and into the semiconductor layer. | 07-26-2012 |
20120192913 | MIXED TEMPERATURE DEPOSITION OF THIN FILM SILICON TANDEM CELLS - Fabrication of a tandem photovoltaic device includes forming a bottom cell having an N-type layer, a P-type layer and a bottom intrinsic layer therebetween. A top cell is formed relative to the bottom cell. The top cell has an N-type layer, a P-type layer and a top intrinsic layer therebetween. The top intrinsic layer is formed of an undoped material deposited at a temperature that is different from the bottom intrinsic layer such that band gap energies for the top intrinsic layer and the bottom intrinsic layer are progressively lower for each cell. | 08-02-2012 |
20120193687 | REDUCED S/D CONTACT RESISTANCE OF III-V MOSFET USING LOW TEMPERATURE METAL-INDUCED CRYSTALLIZATION OF n+ Ge - Embodiments of this invention provide a method to fabricate an electrical contact. The method includes providing a substrate of a compound Group III-V semiconductor material having at least one electrically conducting doped region adjacent to a surface of the substrate. The method further includes fabricating the electrical contact to the at least one electrically conducting doped region by depositing a single crystal layer of germanium over the surface of the substrate so as to at least partially overlie the at least one electrically conducting doped region, converting the single crystal layer of germanium into a layer of amorphous germanium by implanting a dopant, forming a metal layer over exposed surfaces of the amorphous germanium layer, and performing a metal-induced crystallization (MIC) process on the amorphous germanium layer having the overlying metal layer to convert the amorphous germanium layer to a crystalline germanium layer and to activate the implanted dopant. The electrical contact can be a source or a drain contact of a transistor. | 08-02-2012 |
20120216862 | Silicon: Hydrogen Photovoltaic Devices, Such As Solar Cells, Having Reduced Light Induced Degradation And Method Of Making Such Devices - A method of producing a photovoltaic device includes providing a stretchable substrate for the photovoltaic device; and stretching the substrate to produce a stretched substrate. The method further includes depositing a structure comprising hydrogenated amorphous silicon onto the stretched substrate; and subjecting the deposited hydrogenated amorphous silicon structure and the stretched substrate to a compressive force to form a compressively strained photovoltaic device. | 08-30-2012 |
20120222730 | TANDEM SOLAR CELL WITH IMPROVED ABSORPTION MATERIAL - A photosensitive device and method includes a top cell having an N-type layer, a P-type layer and a top intrinsic layer therebetween. A bottom cell includes an N-type layer, a P-type layer and a bottom intrinsic layer therebetween. The bottom intrinsic layer includes a Cu—Zn—Sn containing chalcogenide. | 09-06-2012 |
20120285517 | SCHOTTKY BARRIER SOLAR CELLS WITH HIGH AND LOW WORK FUNCTION METAL CONTACTS - A Schottky Barrier solar cell having at least one of a low work function region and a high work function region provided on the front or back surface of a lightly-doped absorber material, which may be produced in a variety of different geometries. The method of producing the Schottky Barrier solar cells allows for short processing times and the use of low temperatures. | 11-15-2012 |
20120285518 | Solar cell with interdigitated back contacts formed from high and low work-function-tuned silicides of the same metal - A solar cell having n-type and p-type interdigitated back contacts (IBCs), which cover the entire back surface of the absorber layer. The spatial separation of the IBCs is in a direction perpendicular to the back surface, thus providing borderless contacts having a zero-footprint separation. As the contacts are on the back, photons incident on the cell's front surface can be absorbed without any shadowing. | 11-15-2012 |
20120285520 | WAFER BONDED SOLAR CELLS AND FABRICATION METHODS - A photovoltaic device and method for fabrication include multijunction cells, each cell having a material grown independently from the other and including different band gap energies. An interface is disposed between the cells and configured to wafer bond the cells wherein the cells are configured to be adjacent without regard to lattice mismatch. | 11-15-2012 |
20120318335 | TANDEM SOLAR CELL WITH IMPROVED TUNNEL JUNCTION - A photovoltaic device and method for fabricating a photovoltaic device include forming a light-absorbing semiconductor structure on a transmissive substrate including a first doped layer and forming an intrinsic layer on the first doped layer, wherein the intrinsic layer includes an amorphous material. The intrinsic layer is treated with a plasma to form seed sites. A first tunnel junction layer is formed on the intrinsic layer by growing microcrystals from the seed sites. | 12-20-2012 |
20120318338 | NANOWIRES FORMED BY EMPLOYING SOLDER NANODOTS - A photovoltaic device and method include depositing a metal film on a substrate layer. The metal film is annealed to form islands of the metal film on the substrate layer. The substrate layer is etched using the islands as an etch mask to form pillars in the substrate layer. | 12-20-2012 |
20120318342 | UNIFORMLY DISTRIBUTED SELF-ASSEMBLED CONE-SHAPED PILLARS FOR HIGH EFFICIENCY SOLAR CELLS - A method for fabricating a photovoltaic device includes applying a diblock copolymer layer on a substrate and removing a first polymer material from the diblock copolymer layer to form a plurality of distributed pores. A pattern forming layer is deposited on a remaining surface of the diblock copolymer layer and in the pores in contact with the substrate. The diblock copolymer layer is lifted off and portions of the pattern forming layer are left in contact with the substrate. The substrate is etched using the pattern forming layer to protect portions of the substrate to form pillars in the substrate such that the pillars provide a radiation absorbing structure in the photovoltaic device. | 12-20-2012 |
20120325305 | OHMIC CONTACT BETWEEN THIN FILM SOLAR CELL AND CARBON-BASED TRANSPARENT ELECTRODE - A photovoltaic device and method include a photovoltaic stack having an N-doped layer, a P-doped layer and an intrinsic layer. A transparent electrode is formed on the photovoltaic stack and includes a carbon based layer and a high work function metal layer. The high work function metal layer is disposed at an interface between the carbon based layer and the P-doped layer such that the high work function metal layer forms a reduced barrier contact and is light transmissive. | 12-27-2012 |
20130000704 | THREE-DIMENSIONAL CONDUCTIVE ELECTRODE FOR SOLAR CELL - A photovoltaic device and method include forming a plurality of pillar structures in a substrate, forming a first electrode layer on the pillar structures and forming a continuous photovoltaic stack including an N-type layer, a P-type layer and an intrinsic layer on the first electrode. A second electrode layer is deposited over the photovoltaic stack such that gaps or fissures occur in the second electrode layer between the pillar structures. The second electrode layer is wet etched to open up the gaps or fissures and reduce the second electrode layer to form a three-dimensional electrode of substantially uniform thickness over the photovoltaic stack. | 01-03-2013 |
20130000706 | TANDEM SOLAR CELL WITH IMPROVED TUNNEL JUNCTION - A photovoltaic device and method for fabricating a photovoltaic device include forming a light-absorbing semiconductor structure on a transmissive substrate including a first doped layer and forming an intrinsic layer on the first doped layer, wherein the intrinsic layer includes an amorphous material. The intrinsic layer is treated with a plasma to form seed sites. A first tunnel junction layer is formed on the intrinsic layer by growing microcrystals from the seed sites. | 01-03-2013 |
20130001657 | SELF-ALIGNED III-V MOSFET DIFFUSION REGIONS AND SILICIDE-LIKE ALLOY CONTACT - A metal oxide semiconductor field effect transistor and method for forming the same include exposing portions on a substrate adjacent to a gate stack, forming a dopant layer over the gate stack and in contact with the substrate in the portions exposed and annealing the dopant layer to drive dopants into the substrate to form self-aligned dopant regions in the substrate. The dopant layer is removed. A metal containing layer is deposited over the gate stack and in contact with the substrate in the exposed portions. The metal containing layer is annealed to drive metal into the substrate to form self-aligned contact regions in a metal alloy formed in the substrate within the dopant regions. The metal layer is then removed. | 01-03-2013 |
20130001659 | SELF-ALIGNED III-V MOSFET DIFFUSION REGIONS AND SILICIDE-LIKE ALLOY CONTACT - A metal oxide semiconductor field effect transistor and method for forming the same include exposing portions on a substrate adjacent to a gate stack, forming a dopant layer over the gate stack and in contact with the substrate in the portions exposed and annealing the dopant layer to drive dopants into the substrate to form self-aligned dopant regions in the substrate. The dopant layer is removed. A metal containing layer is deposited over the gate stack and in contact with the substrate in the exposed portions. The metal containing layer is annealed to drive metal into the substrate to form self-aligned contact regions in a metal alloy formed in the substrate within the dopant regions. The metal layer is then removed. | 01-03-2013 |
20130015455 | GERMANIUM-CONTAINING RELEASE LAYER FOR TRANSFER OF A SILICON LAYER TO A SUBSTRATE - A germanium-containing layer is deposited on a single crystalline bulk silicon substrate in an ambient including a level of oxygen partial pressure sufficient to incorporate 1%-50% of oxygen in atomic concentration. The thickness of the germanium-containing layer is preferably limited to maintain some degree of epitaxial alignment with the underlying silicon substrate. Optionally, a graded germanium-containing layer can be grown on, or replace, the germanium-containing layer. An at least partially crystalline silicon layer is subsequently deposited on the germanium-containing layer. A handle substrate is bonded to the at least partially crystalline silicon layer. The assembly of the bulk silicon substrate, the germanium-containing layer, the at least partially crystalline silicon layer, and the handle substrate is cleaved within the germanium-containing layer to provide a composite substrate including the handle substrate and the at least partially crystalline silicon layer. Any remaining germanium-containing layer on the composite substrate is removed. | 01-17-2013 |
20130019929 | REDUCTION OF LIGHT INDUCED DEGRADATION BY MINIMIZING BAND OFFSET - A device and method for reducing degradation in a photovoltaic device includes adjusting a band offset of the device during one or more of forming an electrode, forming a first doped layer or forming an intrinsic layer. The adjusting reduces a band offset between one or more of the electrode, the first doped layer and the intrinsic layer to reduce light-induced degradation of the device. A second doped layer is formed on the intrinsic layer. | 01-24-2013 |
20130048061 | MONOLITHIC MULTI-JUNCTION PHOTOVOLTAIC CELL AND METHOD - A device and method for fabrication of a multi-junction photovoltaic device includes providing a parent substrate including a single crystal III-V material. The parent substrate forms a III-V cell of the multi-junction photovoltaic device. A lattice-matched Germanium layer is epitaxially grown on the III-V material to form a final cell of the multi-junction photovoltaic device. The Germanium layer is bonded to a foreign substrate. | 02-28-2013 |
20130049150 | FORMATION OF METAL NANOSPHERES AND MICROSPHERES - Hemispheres and spheres are formed and employed for a plurality of applications. Hemispheres are employed to form a substrate having an upper surface and a lower surface. The upper surface includes peaks of pillars which have a base attached to the lower surface. The peaks have a density defined at the upper surface by an array of hemispherical metal structures that act as a mask during an etch to remove substrate material down to the lower surface during formation of the pillars. The pillars are dense and uniform and include a microscale average diameter. The spheres are formed as independent metal spheres or nanoparticles for other applications. | 02-28-2013 |
20130092213 | EFFICIENCY RESTORATION IN A PHOTOVOLTAIC CELL - The electrical output efficiency of a photovoltaic thermal system can be restored from degradation due to light exposure by annealing a photovoltaic thermal cell at an elevated temperature. The elevated temperature at the photovoltaic thermal cell can be provided by redirecting the flow of a heat exchange fluid to bypass a heat exchanger unit. A boiler unit may be employed to provide additional heating of the heat exchange fluid during the anneal. Further, a variable configuration lid can be provided over a front surface of the photovoltaic thermal cell to control ventilation over the front surface. During the anneal, the position of the variable configuration lid can be set so as to trap heat above the front surface and to elevate the anneal temperature further. | 04-18-2013 |
20130092214 | EFFICIENCY RESTORATION IN A PHOTOVOLTAIC CELL - The electrical output efficiency of a photovoltaic thermal system can be restored from degradation due to light exposure by annealing a photovoltaic thermal cell at an elevated temperature. The elevated temperature at the photovoltaic thermal cell can be provided by redirecting the flow of a heat exchange fluid to bypass a heat exchanger unit. A boiler unit may be employed to provide additional heating of the heat exchange fluid during the anneal. Further, a variable configuration lid can be provided over a front surface of the photovoltaic thermal cell to control ventilation over the front surface. During the anneal, the position of the variable configuration lid can be set so as to trap heat above the front surface and to elevate the anneal temperature further. | 04-18-2013 |
20130095599 | PHOTOVOLTAIC DEVICE USING NANO-SPHERES FOR TEXTURED ELECTRODES - An electronic device includes a substrate and a plurality of particles anchored to the substrate. An electrode material is formed over the particles and configured to form peaks over the particles. One or more operational layers are fog led over the electrode material for performing a device function. | 04-18-2013 |
20130118565 | TEMPERATURE GRADING FOR BAND GAP ENGINEERING OF PHOTOVOLTAIC DEVICES - A method for fabricating a photovoltaic device includes depositing a p-type layer at a first temperature and depositing an intrinsic layer while gradually increasing a deposition temperature to a final temperature. The intrinsic layer deposition is completed at the final temperature. An n-type layer is formed on the intrinsic layer. | 05-16-2013 |
20130221373 | SOLAR CELL MADE USING A BARRIER LAYER BETWEEN P-TYPE AND INTRINSIC LAYERS - A method for forming a photovoltaic device includes depositing a p-type layer on a substrate. A barrier layer is formed on the p-type layer by exposing the p-type layer to an oxidizing agent. An intrinsic layer is formed on the barrier layer, and an n-type layer is formed on the intrinsic layer. | 08-29-2013 |
20130221464 | REDUCED LIGHT DEGRADATION DUE TO LOW POWER DEPOSITION OF BUFFER LAYER - Methods for forming a photovoltaic device include forming a buffer layer between a transparent electrode and a p-type layer. The buffer layer includes a work function that falls substantially in a middle of a barrier formed between the transparent electrode and the p-type layer to provide a greater resistance to light induced degradation. An intrinsic layer and an n-type layer are formed over the p-type layer. | 08-29-2013 |
20130224899 | ENHANCING EFFICIENCY IN SOLAR CELLS BY ADJUSTING DEPOSITION POWER - Methods for forming a photovoltaic device include adjusting a deposition power for depositing a buffer layer including germanium on a transparent electrode. The deposition power is configured to improve device efficiency. A p-type layer is formed on the buffer layer. An intrinsic layer and an n-type layer are formed over the p-type layer. | 08-29-2013 |
20130224900 | SOLAR CELL MADE IN A SINGLE PROCESSING CHAMBER - Methods for forming a photovoltaic device include depositing a p-type layer on a substrate and cleaning the p-type layer by exposing a surface of the p-type layer to a plasma treatment to react with contaminants. An intrinsic layer is formed on the p-type layer, and an n-type layer is formed on the intrinsic layer. | 08-29-2013 |
20130264658 | Reduced S/D Contact Resistance of III-V Mosfet Using Low Temperature Metal-Induced Crystallilzation of n+ Ge - Embodiments of this invention provide a method to fabricate an electrical contact. The method includes providing a substrate of a compound Group III-V semiconductor material having at least one electrically conducting doped region adjacent to a surface of the substrate. The method further includes fabricating the electrical contact to the at least one electrically conducting doped region by depositing a single crystal layer of germanium over the surface of the substrate so as to at least partially overlie the at least one electrically conducting doped region, converting the single crystal layer of germanium into a layer of amorphous germanium by implanting a dopant, forming a metal layer over exposed surfaces of the amorphous germanium layer, and performing a metal-induced crystallization (MIC) process on the amorphous germanium layer having the overlying metal layer to convert the amorphous germanium layer to a crystalline germanium layer and to activate the implanted dopant. The electrical contact can be a source or a drain contact of a transistor. | 10-10-2013 |
20130298971 | COST-EFFICENT HIGH POWER PECVD DEPOSITION FOR SOLAR CELLS - A method for forming a photovoltaic device includes providing a substrate. A layer is deposited to form one or more layers of a photovoltaic stack on the substrate. The depositing of the amorphous layer includes performing a high power flash deposition for depositing a first portion of the layer. A low power deposition is performed for depositing a second portion of the layer. | 11-14-2013 |
20130298980 | CONE-SHAPED HOLES FOR HIGH EFFICIENCY THIN FILM SOLAR CELLS - A photovoltaic device includes a substrate having a plurality of hole shapes formed therein. The plurality of hole shapes each have a hole opening extending from a first surface and narrowing with depth into the substrate. The plurality of hole shapes form a hole pattern on the first surface, and the hole pattern includes flat areas separating the hole shapes on the first surface. A photovoltaic device stack is formed on the first surface and extends into the hole shapes. Methods are also provided. | 11-14-2013 |
20130307089 | Self-Aligned III-V MOSFET Fabrication With In-Situ III-V Epitaxy And In-Situ Metal Epitaxy And Contact Formation - A method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing raised source/drain regions on the source/drain regions, the grown raised source/drain regions including III-V semiconductor material, and growing metal contacts on the grown raised source/drain regions. Another method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing metal contacts on the source/drain regions. Transistors and computer program products are also disclosed. | 11-21-2013 |
20130309830 | Self-Aligned III-V MOSFET Fabrication with In-Situ III-V Epitaxy And In-Situ Metal Epitaxy And Contact Formation - A method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing raised source/drain regions on the source/drain regions, the grown raised source/drain regions including III-V semiconductor material, and growing metal contacts on the grown raised source/drain regions. Another method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing metal contacts on the source/drain regions. Transistors and computer program products are also disclosed. | 11-21-2013 |
20130312828 | PHOTOVOLTAIC DEVICE WITH BAND-STOP FILTER - Photovoltaic device with band-stop filter. The photovoltaic device includes an amorphous photovoltaic material and a band-stop filter structure having a stopband extending from a lower limiting angular frequency ω | 11-28-2013 |
20130341623 | PHOTORECEPTOR WITH IMPROVED BLOCKING LAYER - A photoreceptor includes a multilayer blocking structure to reduce dark discharge of the surface voltage of the photoreceptor resulting from electron injection from an electrically conductive substrate. The multilayer blocking structure includes wide band gap semiconductor layers in alternating sequence with one or more narrow band gap blocking layers. A fabrication method of the photoreceptor includes transfer-doping of the narrow band gap blocking layers, which are deposited in alternating sequence with wide band gap semiconductor layers to form a blocking structure. Suppression of hole or electron injection can be obtained using the method. | 12-26-2013 |
20130344644 | PHOTORECEPTOR WITH IMPROVED BLOCKING LAYER - A photoreceptor includes a multilayer blocking structure to reduce dark discharge of the surface voltage of the photoreceptor resulting from electron injection from an electrically conductive substrate. The multilayer blocking structure includes wide band gap semiconductor layers in alternating sequence with one or more narrow band gap blocking layers. A fabrication method of the photoreceptor includes transfer-doping of the narrow band gap blocking layers, which are deposited in alternating sequence with wide band gap semiconductor layers to form a blocking structure. Suppression of hole or electron injection can be obtained using the method. | 12-26-2013 |
20140000685 | HIGH EFFICIENCY SOLAR CELLS FABRICATED BY INEXPENSIVE PECVD | 01-02-2014 |
20140000692 | TRANSPARENT CONDUCTIVE ELECTRODE FOR THREE DIMENSIONAL PHOTOVOLTAIC DEVICE | 01-02-2014 |
20140004648 | TRANSPARENT CONDUCTIVE ELECTRODE FOR THREE DIMENSIONAL PHOTOVOLTAIC DEVICE | 01-02-2014 |
20140004651 | HIGH EFFICIENCY SOLAR CELLS FABRICATED BY INEXPENSIVE PECVD | 01-02-2014 |
20140014162 | EFFICIENCY RESTORATION IN A PHOTOVOLTAIC CELL - The electrical output efficiency of a photovoltaic thermal system can be restored from degradation due to light exposure by annealing a photovoltaic thermal cell at an elevated temperature. The elevated temperature at the photovoltaic thermal cell can be provided by redirecting the flow of a heat exchange fluid to bypass a heat exchanger unit. A boiler unit may be employed to provide additional heating of the heat exchange fluid during the anneal. Further, a variable configuration lid can be provided over a front surface of the photovoltaic thermal cell to control ventilation over the front surface. During the anneal, the position of the variable configuration lid can be set so as to trap heat above the front surface and to elevate the anneal temperature further. | 01-16-2014 |
20140060628 | UNIFORMLY DISTRIBUTED SELF-ASSEMBLED SOLDER DOT FORMATION FOR HIGH EFFICIENCY SOLAR CELLS - A substrate for photovoltaic device includes a textured surface formed from silicon-based material. The textured surface includes a plurality of cones uniformly distributed across the textured surface. The uniformly distributed cones are configured by etching from a top surface of the substrate using a self-assembled solder dot mask evaporated on the substrate prior to etching. The cones are uniformly distributed as a result of gettering a process chamber prior to forming the solder dot mask. The cones have a height/width ratio between about 1 to about 4, and the cones have a density between 10 | 03-06-2014 |
20140065752 | UNIFORMLY DISTRIBUTED SELF-ASSEMBLED SOLDER DOT FORMATION FOR HIGH EFFICIENCY SOLAR CELLS - A method for fabricating a photovoltaic device includes performing a gettering process in a processing chamber which restricts formation of a layer of gettering materials on a substrate and forming a solder layer on the substrate. The solder layer is annealed to form uniformly distributed solder dots which grow on the substrate. The substrate is etched using the solder dots to protect portions of the substrate and form cones in the substrate such that the cones provide a three-dimensional radiation absorbing structure for the photovoltaic device. | 03-06-2014 |
20140196780 | PHOTOVOLTAIC DEVICES WITH AN INTERFACIAL BAND-GAP MODIFYING STRUCTURE AND METHODS FOR FORMING THE SAME - A Schottky-barrier-reducing layer is provided between a p-doped semiconductor layer and a transparent conductive material layer of a photovoltaic device. The Schottky-barrier-reducing layer can be a conductive material layer having a work function that is greater than the work function of the transparent conductive material layer. The conductive material layer can be a carbon-material layer such as a carbon nanotube layer or a graphene layer. Alternately, the conductive material layer can be another transparent conductive material layer having a greater work function than the transparent conductive material layer. The reduction of the Schottky barrier reduces the contact resistance across the transparent material layer and the p-doped semiconductor layer, thereby reducing the series resistance and increasing the efficiency of the photovoltaic device. | 07-17-2014 |
20150075608 | PHOTOVOLTAIC DEVICE USING NANO-SPHERES FOR TEXTURED ELECTRODES - An electronic device includes a substrate and a plurality of particles anchored to the substrate. An electrode material is formed over the particles and configured to form peaks over the particles. One or more operational layers are formed over the electrode material for performing a device function. | 03-19-2015 |
20150228501 | SILICON GERMANIUM-ON-INSULATOR FORMATION BY THERMAL MIXING - A layer of amorphous silicon is formed on a germanium-on-insulator substrate, or a layer of germanium is formed on a silicon-on-insulator substrate. An anneal is then performed which causes thermal mixing of silicon and germanium atoms within one of the aforementioned structures and subsequent formation of a silicon germanium-on-insulator material. | 08-13-2015 |
20150228824 | FORMATION OF METAL NANOSPHERES AND MICROSPHERES - Hemispheres and spheres are formed and employed for a plurality of applications. Hemispheres are employed to form a substrate having an upper surface and a lower surface. The upper surface includes peaks of pillars which have a base attached to the lower surface. The peaks have a density defined at the upper surface by an array of hemispherical metal structures that act as a mask during an etch to remove substrate material down to the lower surface during formation of the pillars. The pillars are dense and uniform and include a microscale average diameter. The spheres are formed as independent metal spheres or nanoparticles for other applications. | 08-13-2015 |
20150228833 | TEMPERATURE GRADING FOR BAND GAP ENGINEERING OF PHOTOVOLTAIC DEVICES - A photovoltaic device includes a p-type layer. An intrinsic layer is formed directly on the p-type layer and includes an interface region extending into the intrinsic layer that includes a gradually decreasing band gap energy going from the p-type layer into the intrinsic layer formed by a graded deposition temperature. An n-type layer is formed directly on the intrinsic layer. | 08-13-2015 |
20150235903 | Self-Aligned III-V MOSFET Fabrication With In-Situ III-V Epitaxy And In-Situ Metal Epitaxy and Contact Formation - A method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing raised source/drain regions on the source/drain regions, the grown raised source/drain regions including III-V semiconductor material, and growing metal contacts on the grown raised source/drain regions. Another method for forming a transistor includes providing a patterned gate stack disposed on a III-V substrate and having sidewall spacers formed on sides of the patterned gate stack, the III-V substrate including source/drain regions adjacent to the sidewall spacers and field oxide regions formed adjacent to the source/drain regions. The method includes growing metal contacts on the source/drain regions. Transistors and computer program products are also disclosed. | 08-20-2015 |
20150255641 | THREE-DIMENSIONAL CONDUCTIVE ELECTRODE FOR SOLAR CELL - A photovoltaic device and method include forming a plurality of pillar structures in a substrate, forming a first electrode layer on the pillar structures and forming a continuous photovoltaic stack including an N-type layer, a P-type layer and an intrinsic layer on the first electrode. A second electrode layer is deposited over the photovoltaic stack such that gaps or fissures occur in the second electrode layer between the pillar structures. The second electrode layer is wet etched to open up the gaps or fissures and reduce the second electrode layer to form a three-dimensional electrode of substantially uniform thickness over the photovoltaic stack. | 09-10-2015 |
20150255650 | COST-EFFICIENT HIGH POWER PECVD DEPOSITION FOR SOLAR CELLS - A method for forming a photovoltaic device includes providing a substrate. A layer is deposited to form one or more layers of a photovoltaic stack on the substrate. The depositing of the amorphous layer includes performing a high power flash deposition for depositing a first portion of the layer. A low power deposition is performed for depositing a second portion of the layer. | 09-10-2015 |
20150263191 | CONE-SHAPED HOLES FOR HIGH EFFICIENCY THIN FILM SOLAR CELLS - A photovoltaic device includes a substrate having a plurality of hole shapes formed therein. The plurality of hole shapes each have a hole opening extending from a first surface and narrowing with depth into the substrate. The plurality of hole shapes form a hole pattern on the first surface, and the hole pattern includes flat areas separating the hole shapes on the first surface. A photovoltaic device stack is formed on the first surface and extends into the hole shapes. Methods are also provided. | 09-17-2015 |
20150263199 | TANDEM SOLAR CELL WITH IMPROVED ABSORPTION MATERIAL - A photosensitive device and method includes a top cell having an N-type layer, a P-type layer and a top intrinsic layer therebetween. A bottom cell includes an N-type layer, a P-type layer and a bottom intrinsic layer therebetween. The bottom intrinsic layer includes a Cu—Zn—Sn containing chalcogenide. | 09-17-2015 |
20150270428 | REDUCTION OF LIGHT INDUCED DEGRADATION IN THIN FILM SILICON SOLAR CELLS - A device and method for reducing degradation in a photovoltaic device includes adjusting a band offset of the device during one or more of forming an electrode, forming a first doped layer or forming an intrinsic layer. The adjusting reduces a band offset between one or more of the electrode, the first doped layer and the intrinsic layer to reduce light-induced degradation of the device. A second doped layer is formed on the intrinsic layer. | 09-24-2015 |
20150325713 | TRANSPARENT CONDUCTIVE ELECTRODE FOR THREE DIMENSIONAL PHOTOVOLTAIC DEVICE - A photovoltaic device includes a substrate layer having a plurality of three-dimensional structures formed therein providing a textured profile. A first electrode is formed over the substrate layer and extends over the three-dimensional structures including non-planar surfaces. The first electrode has a thickness configured to maintain the textured profile, and the first electrode includes a transparent conductive material having a dopant metal activated within the transparent conductive material. A continuous photovoltaic stack is conformally formed over the first electrode, and a second electrode is formed on the photovoltaic stack. | 11-12-2015 |
20160071995 | SOLAR CELL MADE USING A BARRIER LAYER BETWEEN P-TYPE AND INTRINSIC LAYERS - A method for forming a photovoltaic device includes depositing a p-type layer on a substrate. A barrier layer is formed on the p-type layer by exposing the p-type layer to an oxidizing agent. An intrinsic layer is formed on the barrier layer, and an n-type layer is formed on the intrinsic layer. | 03-10-2016 |
20160093701 | DOPED ZINC OXIDE AS N+ LAYER FOR SEMICONDUCTOR DEVICES - A semiconductor device includes a substrate and a p-doped layer including a doped III-V material on the substrate. An n-type layer is formed on or in the p-doped layer. The n-type layer includes ZnO on the p-doped layer to form an electronic device. | 03-31-2016 |
Jennifer Jiuhee Kim, Los Angeles, CA US
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20100025999 | Ocean wave electricity generation - This invention relates to electricity generation from the ocean wave by use of mechanical systems, submerged or on surface, collecting energy day and night regardless weather condition in a way similar to the way of collecting energy by use of solar panels or wind mills, without contacting the salty ocean water. The principal mechanism invented is as follows. Swinging of a heavy mass due to the ocean wave generates torque that sways gear wheel in clockwise or counterclockwise, thus transmitting the torque energy to two gear wheels that separate clockwise swing and counterclockwise swing via two sets of spring-piston clutching system and by use of gear chain, either converting clockwise swing to counterclockwise swing or vise versa such that the back and forth motion of the mass transforms into unidirectional rotation that rotates the rotor of electricity generator. | 02-04-2010 |
Jenny J. Kim, Los Angeles, CA US
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20140018437 | TREATMENT OF INFLAMMATORY AND INFECTIOUS SKIN DISORDERS - Disclosed herein is a composition comprising of resveratrol and/or derivatives thereof and/or functionally related compounds and benzoyl peroxide and/or derivatives thereof and/or functionally related compounds for the treatment of acne and other inflammatory or infectious skin disorders. Also disclosed are methods of treating acne and other inflammatory and infectious skin disorders using the compositions described herein. | 01-16-2014 |
Jill Kim, Los Angeles, CA US
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20140157632 | ILLUMINATED SHOE - In one embodiment, the Illuminated Shoe incorporates an Illumination Apparatus System. The base comprises a peripheral housing member and a sole. The PCB film upon which a plurality of individual LED lights are affixed and through which a battery is in communication. The PCB can also be used to assemble the LED lights for positioning on the sides of the shoes in a similar fashion as the soles. The peripheral housing member encases the sole. It should be noted that the illuminated shoe can be fabricated in a panoply of different styles such as high-top basketball shoes, or low-rise tennis shoes. | 06-12-2014 |
20150029005 | Remotely Activated Illuminated Shoe - An Improved Remotely Activated Illuminated Shoe includes a Chipset Assembly, a Actuator Assembly, a Connection Apparatus, and an LED Array. This Improved Remotely Activated Illuminated Shoe is used for the purpose of illuminating the shoe with a hand-held activation device such as a keychain whereby a portion of the shoe is illuminated in a variety of burst modes. In alternative embodiments, the lighting mechanisms can be carried out through apps executed on a smartphone or similar device. | 01-29-2015 |
Jin Won Kim, Los Angeles, CA US
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20140049820 | Dual Projection System - A dual projection system includes a projector, a partially transparent white film, and a partially transparent black film. The still or motion image from the projector is projected directly on the partially transparent white film. The partially transparent black film is disposed behind the partially transparent white film with an gap. The partially transparent white film reflects and displays a first portion of the still or motion image thereon for a first observer inside. The partially transparent black film allows a second portion of the still or motion image transmitted through the partially transparent white film transmitted therethrough for a second observer outside. | 02-20-2014 |
John Jungwon Kim, Los Angeles, CA US
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20140173832 | MULTI-PURPOSE KITCHEN KNIFE - A multi-purpose kitchen knife which enables the user, by using only one kitchen knife, to cut or trim various kinds of food materials. Thus, it is not necessary to keep several kitchen utensils in the narrow kitchen space, and consequently it enhances the usefulness of the kitchen space. | 06-26-2014 |
Johnny Un Hyong Kim, Los Angeles, CA US
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20090293743 | Sliding T-Shirts Printing Pallet - A sliding T-shirts printing pallet comprises a main body, two sliding arm plates, and two stretching bump portions. Each of two sliding arm plates is connected to a shoulder blade side of the main body and to slide along the shoulder blade side. The two stretching bump portions are for flattening an armpit portion of the T-shirts. The front surfaces of the two sliding arm plates are aligned with the front surfaces of the parallelogram top portion and the rectangular bottom portion of the main body so as to form a single plane. Each of the two sliding arm plates defines first and second latch position when the sliding arm plate is slid upward or downward respectively. The sleeve side is roughly aligned with the flank sides of the rectangular bottom portion of the main body when the sliding arm plates are at the first latch position. | 12-03-2009 |
Jong Kim, Los Angeles, CA US
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20100221399 | Method and Apparatus for manufacturing Graphic Art Chocolate - This invention is a method for manufacturing Graphic Art Chocolate what is designed drawings and/or photographic, letters, and printed through a edible transfer sheet using various color of chocolate ink or edible ink, using an apparatus for folding Graphic Art Chocolates and a new system of Both Side Mold. | 09-02-2010 |
20100225880 | FRAME LOCKING DEVICE FOR EYEGLASSES - The invention provides a frame locking device for eyeglasses, comprising a locking groove and two locking bumps. The locking groove is provided on an outer edge of a lens, and extends perpendicularly to a surface of the lens. The two locking bumps are provided on a side portion of a frame, apart from each other so as to lock the lens by fixing the outer edge of the lens. A part of the side portion of the frame disposed between the two locking bumps is fitted into the locking groove. Less than half of the side portion of the frame disposed between the two locking bumps may be fitted into the locking groove of the lens. The side portion of the frame disposed between the two locking bumps may comprise elastic parts so as to be pressed to be inserted into and plucked out of the locking groove. | 09-09-2010 |
Joseph Yuseok Kim, Los Angeles, CA US
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20110208504 | SYSTEMS AND METHODS FOR CONCURRENTLY EMULATING MULTIPLE CHANNEL IMPAIRMENTS - Systems and methods are provided for concurrently emulating multiple channel impairments. The systems and methods may include storing a plurality of channel impairment profiles, where each channel impairment profile corresponds to a respective channel impairment type; receiving a selection of two or more of the plurality of channel profiles; generating a composite impairment profile by combining the selected two or more channel profiles, the composite profile specifying time-variant impairments, the composite profile reflecting a combination of the respective impairment types of the selected channel profiles; and applying the time-variant impairments specified by the composite profile to an input real-time data stream to generate an impaired real-time data stream, where a timing of the application of the time-variant impairments is based at least in part upon timing data from a real-time clock. | 08-25-2011 |
Julia M. Kim, Los Angeles, CA US
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20090123895 | ENHANCED LEARNING ENVIRONMENTS WITH CREATIVE TECHNOLOGIES (ELECT) BILATERAL NEGOTIATION (BILAT) SYSTEM - Methods, systems, and software are described of game-based simulations for students (such as soldiers) to practice conducting bilateral engagements in a cultural context. An embodiment provides students with the experience of preparing for and including familiarization with cultural context, gathering intelligence, conducting a meeting and negotiating when possible, and following up on agreements as appropriate. Embodiments enable the use of characters, scenario customization, as well as coaching, feedback and tutoring. | 05-14-2009 |
Jung Eung Kim, Los Angeles, CA US
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20110181091 | PORTABLE FOOTREST - The present invention relates to a portable footrest including a top plate, a leg which supports the top plate and which is foldable, a support for maintaining the leg at an upright state, and a slider which has a square C-shaped sliding portion formed at a portion of both sides thereof and ended at an end thereof, and which has protrusions formed at a lower surface thereof. The slider is arranged at both sides of the top plate, and the sliding portion of the slider moves along an edge of the top plate. | 07-28-2011 |
Ki Ii Kim, Los Angeles, CA US
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20130140058 | GRAPHENE ELECTRICAL WIRE AND A METHOD FOR MANUFACTURING THEREOF - The present disclosure relates to a graphene electrical wire and a method for manufacturing thereof. In particular, the graphene electrical wire includes a metal core having a shape of fiber, and a graphene layer synthesized on the outer surface of the metal core. Also, the method includes the steps of providing a metal core having a shape of fiber, and synthesizing a graphene layer on the outer surface of the metal core. | 06-06-2013 |
Kwanghee Kim, Los Angeles, CA US
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20100292193 | RADIOPROTECTIVE DRUGS - Drugs and their compositions useful in preventing and treating negative side effects associated with radiation exposure or clinical radiotherapy are disclosed. More specifically, new compounds that can be administered systemically to patients exposed to radiation or undergoing radiotherapy and methods of using these formulations are disclosed. | 11-18-2010 |
Kyoung Ha Kim, Los Angeles, CA US
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20140299731 | SOAP STAND - This invention relates to a soap stand, comprising a bottom portion, a skirt extending upwardly around the circumference of the bottom portion and defining an opening, and a tubular shaft which is fluted and annular, extending upwardly from the circumferential rim of the skirt. The bottom portion is preferably circular and so are the skirt and the tubular shaft. The tubular shaft extends radially and outwardly from the skirt as well as upwardly. Besides, the tubular shaft further comprises a plurality of ridges, with each adjacent pair of said ridges defining a depression therebetween. In addition, the soap stand further comprises a soap stop disposed in the opening and fixed to the bottom portion. The soap stop is preferably cylindrical and its top portion is flat. | 10-09-2014 |
Kyunghwan Kim, Los Angeles, CA US
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20150105327 | COMPOSITIONS AND METHODS FOR THE TREATMENT OF VprBP-RELATED CANCERS - This disclosure provides methods and compositions to inhibit or suppress tumor growth or to treat cancer by inhibiting VprBP kinase activity. Also provided are methods of determining the effectiveness of the methods and compositions to inhibit or suppress tumor growth or to treat cancer by inhibiting VprBP kinase activity, methods for detecting a cancer, and methods for screening potential agents that inhibit VprBP kinase activity. | 04-16-2015 |
Lok Won Kim, Los Angeles, CA US
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20110225651 | Trojan-Resistant Bus Architecture and Methods - A method of securing bus architecture from a Trojan attack. A restricted address access detector generates an unauthorized access detection, signal when a master ID signal is within a restricted range. The unauthorized access detection signal disables the requested slave select signal, and the address decoder instead outputs a default slave select signal. A counter determines the duration of a lock signal from a master, and a comparator activates a malicious bus lock signal if the lock signal duration exceeds a threshold. The master mask register forcibly gates the lock signal upon receipt of the malicious bus lock signal. If the duration of a wait request from a slave exceeds a maximum duration register value, a comparator activates a malicious wait detection signal to disable the wait request signal. The method might include storing identifying information about the malicious master and storing a slave ID corresponding to the malicious slave. | 09-15-2011 |
Michael Ern Kim, Los Angeles, CA US
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20150264103 | Real-Time Transport Protocol (RTP) Media Conference Server Routing Engine - The RTP Media Conference Server Routing Engine (“MCSRE”) integrates into a standards based RTP Media Server to improve server data throughput of RTP conference routing by factors of tens to hundreds while simultaneously decreasing real-time media delivery delays and significantly decreasing server resource requirements. The RTP MCSRE maintains a conference routing database used to manage a large number of conferences with a list of associated RTP sessions and conference participants. The routing engine also includes a Conference Session Routing Filter (“CSRF”) and a Routing Logic Processor (“RLP”) that selectively route received media streams to each participant in a given RTP conference. The behavior of both the CSRF and the RLP can be modified by executable scripts. The RTP MCSRE imposes floor control rules and packet filtering with regard to both network bandwidth and hardware resources specific to conference participant endpoint devices. | 09-17-2015 |
Myung-Man Kim, Los Angeles, CA US
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20090308804 | Fouling and Scaling Resistant Nano-Structured Reverse Osmosis Membranes - In one embodiment, a method of modifying a surface of a membrane includes exposing the surface to an impinging atmospheric pressure plasma source to produce an activated surface, and exposing the activated surface to a solution including a vinyl monomer. In another embodiment, a method of manufacturing a desalination membrane includes treating a surface of the membrane with an impinging atmospheric plasma source for an optimal period of time and rf power, and exposing the surface to an aqueous solution containing a vinyl monomer. In another embodiment, an apparatus includes a membrane having a surface, and polymer chains terminally grafted onto the surface of the membrane. | 12-17-2009 |
Nancy Y. Kim, Los Angeles, CA US
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20140323927 | Device for Skin Care and Massaging - A device for skin care and massaging includes a main body, a galvanic current applier, a massager, a massaging pointing portion, and a massaging serially-protruding portion. The galvanic current applier is provided in the main body and configured for applying galvanic current from a first portion of skin of a user to a second portion of skin of the user, the galvanic current applier comprising a conductive surface disposed on the bottom portion of the main body. The massager is provided next to the galvanic current applier in the main body and configured for contacting and applying mechanical vibration onto a third portion of skin of the user, the massager comprising a substantially flat surface disposed on the bottom portion of the main body. | 10-30-2014 |
Nathanael Kim, Los Angeles, CA US
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20130296882 | APPARATUS FOR SURGERY - A surgical manipulator comprising: a master module configured to be controlled by a user; a slave module configured to move according to movement of the master module; and a transmission module comprising gears and configured to operably connect the master module and the slave module. | 11-07-2013 |
Peter Kim, Los Angeles, CA US
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20100129361 | IMMUNOSUPPRESSION WITH ANTIBODY AGAINST ITM2A - The invention relates to methods of T cell immune system modulation and the treatment of immune system related diseases and disorders. In particularly, embodiments of the invention provides immunotherapeutics in the form of antibodies, bioengmeered antibodies and recombinant proteins for the treatment of autoimmune diseases and disorders, organ transplantation rejection, graft-versus-host tissue diseases, and T-cell based lymphoma and leukemia. | 05-27-2010 |
Sunghan Kim, Los Angeles, CA US
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20110077532 | Method and Apparatus for Assessment of Fluid Responsiveness - Methods and apparatus for determining a cardiac parameter from cardiovascular pressure signals including arterial blood pressure (ABP) and the photoplethysmographic signal to quantify the degree of amplitude modulation due to respiration and predict fluid responsiveness are disclosed. Disclosed embodiments include a method for assessing fluid responsiveness implemented in a digital computer with one or more processors comprising: (a) measuring a cardiovascular signal, and (b) computing a dynamic index predictive of fluid responsiveness from said cardiovascular signal using a nonlinear state space estimator. According to one particular embodiment, and without limitation, the nonlinear state space estimator is based on a model for cardiovascular signals such as arterial blood pressure or plethysmogram signals, and employs a marginalized particle filter to estimate a dynamic index predictive of fluid responsiveness that is substantially equivalent to a variation in pulse pressure of said cardiovascular signal. | 03-31-2011 |
Sun Hwa Kim, Los Angeles, CA US
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20150189858 | Stool Pouch for Dog - A stool pouch for a dog comprises a sac, two leg holes, a tail hole, and two tying straps. The sac is configured for receiving and collecting dog stool dropped from above. The two leg holes are provided through an upper portion of the front portion of the sac and configured for receiving dog hindlegs and queuing the dog hindlegs therethrough respectively. The tail hole is provided through the rear portion of the sac. Each of the two tying straps extends from a corresponding edge portion of the opening portion of the sac, configured for tying over a rear portion of dog waist so as to fix the stool pouch in place. The two leg holes are disposed apart by an interval substantially same as a distance between two upper portions of the dog hindlegs. | 07-09-2015 |
Tae-Yong Kim, Los Angeles, CA US
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20140168214 | METHOD OF SIMULATING CLOTHING USING LONG RANGE ATTACHMENTS - A method is provided for depicting on a display, an object within a simulated environment having clothing. In this method, the clothing is represented as a series of vertices that include vertices that are attached to the object and vertices that are not attached to the object. The method improves upon position based dynamics algorithm by constraining unattached vertices to be a predefined distance away from attached vertices that are connected thereto to compensate for overstretching in the simulated clothing. | 06-19-2014 |
20140172380 | TECHNIQUE FOR SIMULATING THE DYNAMICS OF HAIR - A simulation engine is configured to generate a physical simulation of a chain of particles by implementing a physics-based algorithm. The simulation engine is configured to generate a predicted position for each particle and to then adjust the predicted position of each particle based on a set of constraints associated with the physics-based algorithm. The simulation engine may then generate a predicted velocity for a given particle based on the adjusted, predicted position of that particle and based on the adjusted, predicted position of an adjacent particle. | 06-19-2014 |
Taiho Kim, Los Angeles, CA US
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20140342933 | METHODS AND COMPOSITIONS FOR MULTIPLEXED AND ULTRASENSITIVE MICRORNA DETECTION - Provided herein are methods and compositions for detection and quantification of one or multiple target miRNA(s) in biological fluids and/or tissue samples using alternating laser excitation (ALEX) single molecule fluorescence spectroscopy, and employing such methods and compositions for diagnostic, prognostic, therapeutic, and/or research applications. | 11-20-2014 |
Woo-Kyun Kim, Los Angeles, CA US
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20100105645 | INHIBITION OF PPAR GAMMA EXPRESSION BY SPECIFIC OSTEOGENIC OXYSTEROLS - This invention relates to methods for using agents to inhibit peroxisome proliferator activated receptor expression. | 04-29-2010 |
20110008297 | OXYSTEROLS FOR ACTIVATION OF HEDGEHOG SIGNALING, OSTEOINDUCTION, ANTIADIPOGENESIS, AND WNT SIGNALING - Synthetic oxysterols can be made and can be used for the treatment of bone disorders, obesity, cardiovascular disorders, and neurological disorders. | 01-13-2011 |
Woonhoe Kim, Los Angeles, CA US
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20160038885 | HIGH PERFORMANCE MEMBRANES FOR WATER RECLAMATION USING POLYMERIC AND NANOMATERIALS - A water permeable membrane for water purifications applications including filtration, ultrafiltration, nanofiltration and reverse osmosis is provided. The water permeable membrane includes a porous support and a composite layer disposed over the porous support. Characteristically, the composite layer includes graphene oxide dispersed within a polymer matrix. | 02-11-2016 |
Woo-Shik Kim, Los Angeles, CA US
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20090003457 | Inverse Tone Mapping for Bit-Depth Scalable Image Coding - A method performs inverse tone mapping of an image in a decoder. For each block of each color channel of the image the following steps are performed. A scaling factor is determined for a current block of the image by adding a predicted scaling factor for the current block to a difference between the predicted scaling factor and the scaling factor of an adjacent block. An offset value for the current block is determined by adding a predicted offset for the current block to a difference between the predicted offset value and the offset value of the adjacent block. The scaling factor and the offset value are applied to pixel intensity values of the current block to produce a mapped block in which a bit-depth of the mapped block is greater than the bit-depth of the current block. | 01-01-2009 |
20110206288 | IMAGE ENCODING/DECODING SYSTEM USING GRAPH BASED PIXEL PREDICTION AND ENCODING SYSTEM AND METHOD - Provided are an image encoding/decoding system and method using a graph-based pixel prediction, and a depth map encoding system and method. The encoding system may generate an edge map based on a pixel value difference between neighboring pixels in an inputted image, generate a graph by connecting pixels using the generated edge map, select a prediction value for at least one pixel based on the generated graph, and encode an image based on the selected prediction value. | 08-25-2011 |
20110292043 | Depth Map Coding to Reduce Rendered Distortion - Several implementations relate to depth map coding. In one implementation, a depth coding rate, that results from coding one or more portions of a depth map using a particular coding mode, is determined. The depth map can be used to render video for a different view than that of the depth map. A depth map distortion, that results from coding the one or more portions of the depth map using the particular coding mode, is determined. A value of distortion for the rendered video, based on the depth map distortion and on a particular relationship between the depth map distortion and values of distortion for the rendered video, is determined. It is determined whether to use the particular coding mode to code the one or more portions of the depth map, and the determination is based on the value of distortion for the rendered video and the depth coding rate. | 12-01-2011 |
20110292044 | DEPTH MAP CODING USING VIDEO INFORMATION - Several implementations relate to depth map coding. In one implementation, it is determined that differences between collocated video blocks are small enough to be interchanged. Based on that determination, a depth block corresponding to a first of the video blocks is coded using an indicator that instructs a decoder to use a collocated depth block, corresponding to a second of the video blocks, in place of the depth block. In another implementation, a video signal includes a coding of at least a single indicator that instructs a decoder to decode both a depth block and a corresponding video block using collocated blocks, from other pictures, in place of the depth block and the corresponding video block. In another implementation, the depth block and the corresponding video block are decoded, based on the single indicator, using the collocated blocks in place of the depth block and the corresponding video block. | 12-01-2011 |
20120140819 | DEPTH MAP CODING - Various implementations relate to depth map coding. In one method, a depth coding rate and depth distortion are determined for a coding mode. Based on the value of depth distortion, a correlation coefficient is determined between at least a portion of a video picture and a translated version of the video picture. The video picture is one or more of a video picture corresponding to the depth being coded, or a rendered video picture for a different view. A video distortion is determined based on the correlation coefficient, and is used to evaluate the coding mode. Another implementation determines a multiplier, to be used in a rate-distortion cost, based on pixel values from one or more of a video picture from a particular view or a rendered video picture for a different view. | 06-07-2012 |
20120188234 | IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing apparatus. The image processing apparatus may synthesize an image observed at a target view excluding a reference view. A decoder of the image processing apparatus may decode depth transition data. A first map generator of the image processing apparatus may generate a foreground and background map of a target view to render an image, based on the decoded depth transition data. A rendering unit of the image processing apparatus may determine a color value of each of pixels constituting the image by comparing the foreground and background map of the target view with a foreground and background map of at least one reference view. | 07-26-2012 |
20130272422 | SYSTEM AND METHOD FOR ENCODING/DECODING VIDEOS USING EDGE-ADAPTIVE TRANSFORM - A system and method for encoding/decoding videos using an edge-adaptive transform. The encoding system encodes input videos using the edge-adaptive transform or, alternatively, using either the edge-adaptive transform or a discrete cosine transform. | 10-17-2013 |
20140002596 | 3D VIDEO ENCODING/DECODING APPARATUS AND 3D VIDEO ENCODING/DECODING METHOD USING DEPTH TRANSITION DATA | 01-02-2014 |
Yanghyo Kim, Los Angeles, CA US
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20130278360 | DIELECTRIC CONDUITS FOR EHF COMMUNICATIONS - Dielectric conduits for the propagation of electromagnetic EHF signals include an elongate body of a dielectric material extending continuously along a longitudinal axis between a first terminus and a second terminus. At each point along the longitudinal axis, an orthogonal cross-section of the elongate body has a first dimension along a major axis of the cross-section, where the major axis extends along the largest dimension of the cross-section. The orthogonal cross-section also has a second dimension along a minor axis of the cross-section, where the minor axis extends along a widest dimension of the cross-section that is at a right angle to the major axis. For each cross-section of the elongate body, the first dimension is greater than the wavelength of the electromagnetic EHF signals and the second dimension is less than the wavelength of the electromagnetic EHF signals. | 10-24-2013 |
20140043208 | DIELECTRIC COUPLING SYSTEMS FOR EHF COMMUNICATIONS - Dielectric coupler devices and dielectric coupling systems for communicating EHF electromagnetic signals, and their methods of use. The coupler devices include an electrically conductive body having a major surface, the electrically conductive body defining an elongate recess, and the elongate recess having a floor, where a dielectric body is disposed in the elongate recess and configured to conduct an EHF electromagnetic signal. | 02-13-2014 |
20140044157 | MULTI-BAND INTERCONNECT FOR INTER-CHIP AND INTRA-CHIP COMMUNICATIONS - Systems, apparatus, modules, and methods of communicating with memory devices utilizing multi-band communication containing a baseband and one or more amplitude shift keyed (ASK) RF channels over each differential pair of off-chip transmission lines. Configurations are described for interfacing between microprocessors, or controllers and memory devices or modules, and within a DIMM and its DRAM devices, and between multiple DIMM memory modules. | 02-13-2014 |
20150312070 | SCALABLE SERIAL/DE-SERIAL I/O FOR CHIP-TO-CHIP CONNECTION BASED ON MULTI-FREQUENCY QAM SCHEME - A serializer and de-serializer circuit which is particularly well-suited for use in communicating digital data from one integrated circuit (chip) to another for implementing chip-to-chip communications is presented. The circuits are scalable and utilize a multi-frequency quadrature amplitude modulation (QAM) mechanism for converting digital data bits from a parallel form into a serial analog stream for communication over a chip I/O connection. The serializer has multiple digital-to-analog converters (DACs) whose outputs are directed to QAM mixer inputs, within QAMs at multiple frequencies, whose outputs are summed into a single analog signal for communication over an I/O connection. The de-serializer amplifies the analog signal which is received by QAM mixers at different frequencies, whose outputs are low pass filtered and converted back to parallel digital data bits. | 10-29-2015 |
20150312083 | SELF TRACK SCHEME FOR MULTI FREQUENCY BAND SERIALIZER DE-SERIALIZER I/O CIRCUITS - A serializer and de-serializer circuit having self tracking circuitry which is particularly well-suited for use in communicating digital data from one integrated circuit (chip) to another for implementing chip-to-chip communications is presented. The circuits are scalable and utilize a multi-frequency modulation mechanism (e.g., QAM) for converting digital data bits into a serial analog stream at multiple frequencies for communication over a chip I/O connection. The track pulse generated on the transmitter side is serialized through the same path as the data, and demodulated through the same path in the de-serializer to provide synchronization with the data, without the need for complicated base band processing. | 10-29-2015 |
20160064795 | HOLLOW PLASTIC WAVEGUIDE FOR DATA CENTER COMMUNICATIONS - A wave cable transceiver system is disclosed incorporating an air-core or noble gas filled hollow plastic waveguide. The system may include a transmitter receiver, in-antennas and a tubular plastic waveguide with the inner air-core. The hollow plastic waveguide is a low loss and low dispersion guiding channel for the electromagnetic radiation. | 03-03-2016 |
Yong Chong Kim, Los Angeles, CA US
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20150374044 | GARMENT HAVING DETACHABLE BACKPACK - A garment having a detachable backpack includes a first strap and a second strap; a first pouch and a second pouch wherein one end of the first strap is attached to the first pouch and one end of the second strap is attached to the second pouch; and a first backpack wherein the first backpack is constructed to be detachably attachable to the first and second pouches. The first and second pouches are constructed to be detachably attached a back of the garment. In addition, the first backpack and the first and second pouches are constructed such that the first backpack can be rolled up and received and contained in either the first or second pouch. | 12-31-2015 |
20150374055 | GARMENT HAVING DETACHABLE ORNAMENT - A garment having a detachable ornament includes a rectangular base; an ornament detachably attached to the rectangular base; and an attachment means to attach the rectangular base to the garment. Another garment having a detachable ornament includes a wire which is plastically deformable; a fabric which receives the wire along an outer edge of the fabric; and an attachment means to attach the fabric to the garment. Still another garment having a detachable ornament comprises a strip which is plastically deformable; a rectangular base which receives the strip therein; and an attachment means to attach the ornament to the garment. | 12-31-2015 |
20160066637 | GARMENT HAVING DETACHABLE POCKET - A garment having a detachable pocket receives personal items such as a mobile phone. The garment having detachable pocket includes a pouch, attached to the garment and having a closure means; and a pocket which is detachably attached to the pouch by an attachment means. The attachment means comprises a pouch attachment means and a pocket attachment means such that the pouch attachment means is constructed to detachably attach to the pocket attachment means. In addition, the pouch attachment means is located inside the pouch such that when the pouch attachment means is attached to the pocket attachment means and the pocket is not in use, the pocket can be rolled up onto the pouch and the closure means is closed to contain the pocket in the pouch. | 03-10-2016 |
Young K. Kim, Los Angeles, CA US
Patent application number | Description | Published |
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20120223621 | MULTIPURPOSE PORTABLE POWER GENERATING SYSTEM - Provided is a system for producing electricity, the system having an object configured to move in at least one of, an upward direction, a downward direction, a left direction, a right direction, an eccentric motion, a straight line, or a circular motion; and at least one piezoelectric element attached to the object, wherein, when the object is moving, the object is configured to apply a pressing force to the at least one piezoelectric element to produce the electricity. | 09-06-2012 |
20130140058 | GRAPHENE ELECTRICAL WIRE AND A METHOD FOR MANUFACTURING THEREOF - The present disclosure relates to a graphene electrical wire and a method for manufacturing thereof. In particular, the graphene electrical wire includes a metal core having a shape of fiber, and a graphene layer synthesized on the outer surface of the metal core. Also, the method includes the steps of providing a metal core having a shape of fiber, and synthesizing a graphene layer on the outer surface of the metal core. | 06-06-2013 |
20130143048 | ANTI-OXIDATION COATING USING GRAPHENE - A piece of composite having a non-metal substrate such as glass or plastic glass coated with a graphene layer is provided. The graphene layer on the substrate can prevent bullet penetration, cracks, and scratches thereof. The piece of composite can be used as one of, a windshield glass, a door glass, a building window glass, an eye-glass lens, and the like. | 06-06-2013 |
20130143067 | ANTI-OXIDATION COATING USING GRAPHENE - A metal plate or wire coated with a graphene layer and a method for manufacturing the graphene coated metal plate or wire are provided. The graphene coated metal plate or wire can include a nickel layer or a copper layer coated on an outer surface of the metal plate or wire, and a graphene layer coated on an outer surface of the nickel layer or the copper layer. The graphene coated metal plate or wire can be manufactured by using a chemical vapor deposition equipment or spraying a reduced graphene oxide (RGO) solution or a graphene oxide (GO) solution on the surface. | 06-06-2013 |