Patent application number | Description | Published |
20140169208 | DEMODULATION REFERENCE SIGNAL BASED CHANNEL STATE INFORMATION FEEDBACK IN OFDM-MIMO SYSTEMS - A method and apparatus for using demodulation reference signal (DM-RS) based channel state information (CSI) feedback in Orthogonal Frequency Division Multiplexing-multiple-input multiple-output (OFDM-MIMO) systems is disclosed. The wireless transmit/receive unit (WTRU) receives one or more resource blocks from a base station, wherein the resource blocks (RBs) include demodulating reference signals (DM-RS) and precoder information. The precoder information is sent unicast or broadcasted over a common control channel. The WTRU estimates an effective channel estimate based on the DM-RS, derives an unprecoded channel based on the effective channel and the precoder information, generates CSI feedback based on the unprecoded channel, and transmits the CSI feedback to the base station. Alternatively, the WTRU estimates an effective channel estimate based on the DM-RS, quantizes the effective channel estimate and transmits the CSI feedback to the base station. | 06-19-2014 |
20140349694 | METHOD AND APPARATUS FOR CROSS LINK ESTABLISHMENT - A method and apparatus for cross link (XL) establishment are disclosed. In the method and apparatus, a XL between a terminal wireless transmit/receive unit (T-WTRU) and a helper WTRU (H-WTRU) is established. The T-WTRU and the H-WTRU may be configured to operate in a plurality of RRC states and a plurality of RRC substates. To establish the XL, neighbor discovery, association information exchange, and a H-WTRU selection may be performed. Radio resource control (RRC) configuration of the T-WTRU and the H-WTRU may also be performed. In the method and apparatus, coverage for a T-WTRU may be handed over between a network and a H-WTRU or between two H-WTRUs. | 11-27-2014 |
20160134437 | DEMODULATION REFERENCE SIGNAL BASED CHANNEL STATE INFORMATION FEEDBACK IN OFDM-MIMO SYSTEMS - A method and apparatus for using demodulation reference signal (DM-RS) based channel state information (CSI) feedback in Orthogonal Frequency Division Multiplexing-multiple-input multiple-output (OFDM-MIMO) systems is disclosed. A wireless transmit/receive unit (WTRU) may include: a receiver configured to receive broadcast information from an eNodeB, wherein the broadcast information is received by a plurality of WTRUs; and a processor configured to derive, from the received broadcast information, physical resource blocks having demodulation reference signals (DM-RS) and precoding information of the DM-RS; the receiver and the processor further configured to derive a channel estimation using the DM-RS received in the physical resource blocks, wherein the plurality of WTRUs derive a channel estimation using the DM-RS received in the physical resource blocks. | 05-12-2016 |
Patent application number | Description | Published |
20130018176 | METHODS OF PRODUCING HYBRIDOMAS AND MONOCLONAL ANTIBODIES AND ANTIBODIES PRODUCED THEREBY - Disclosed are a method of producing a hybridoma, a method of making an antibody involving the hybridoma, and an antibody made by the method. | 01-17-2013 |
20140189893 | METHOD OF IDENTIFYING COMPOUNDS THAT SPECIFICALLY MODULATE THE INTERACTION OF FGFR1 AND BETA KLOTHO - Methods of identifying compounds that specifically modulate the interaction of FGFR1 and β-Klotho are disclosed. Identified compounds can be useful in treating metabolic diseases and disorders that involve the interaction of FGFR1 and β-Klotho. In various embodiments the metabolic disease or disorder is diabetes, obesity, dyslipidemia, elevated glucose levels, elevated insulin levels and diabetic nephropathy. | 07-03-2014 |
20140286953 | HEPCIDIN, HEPCIDIN ANTAGONISTS AND METHODS OF USE - The invention relates to purified, correctly folded hepcidin, antibodies that bind hepcidin, and methods of making and using such materials. Also provide are methods of treated hepcidin-related disorders. | 09-25-2014 |
20160083470 | FERROPORTIN ANTIBODIES AND METHODS OF USE - Compositions for treating disorders of iron homeostasis are provided. More particularly, anti-ferroportin antibodies, compositions containing such antibodies, corresponding nucleic acids, vectors and host cells, and methods of making such antibodies are provided. | 03-24-2016 |
Patent application number | Description | Published |
20130326062 | Systems and Methods for Dynamic Session License Control - A method for controlling session access within a network license zone (NLZ) includes receiving periodically, by the first network node, a first network access message from a second network node within the NLZ. The first network access message includes a number of active sessions enumerated by service type currently processed by the second network node. The method further includes determining, by the first network node, a first summation of active sessions within the NLZ based in part on the first network access message and a number of active sessions currently processed by the first network node. The method further includes enforcing, by the first network node, a total number of active sessions within NLZ. The first network node is configured to reject new session requests received at the first network node when the total number of active sessions within the NLZ exceeds a predetermined number of active sessions. | 12-05-2013 |
20140101313 | Cloud-Based Dynamic Session License Control - A method for controlling session access within a cloud-based network license zone (NLZ) includes registering one or more virtual machines, modifying a zone-wide session license based upon the registration step and transmitting the modified license to the plurality of virtual machines. The method also includes periodically receiving a network access message from each of the other virtual machines, each network access message including a count of active sessions enumerated by service type currently processed by the other virtual machine, determining a summation of active sessions, the summation based in part on the network access messages and a count of active sessions currently processed by the virtual machine, and enforcing a total count of active sessions, each virtual machine configured to reject new session requests received at the virtual machine when the total count of active sessions exceeds a predetermined number of active sessions as defined in the modified license. | 04-10-2014 |
Patent application number | Description | Published |
20140045431 | SEARCH METHOD FOR WIRELESS COMMUNICATION SYSTEM - A searching method for finding a target location in a variable space is provided. The variable space is constructed by a set of variables and has multiple sub-spaces. The target location renders an output result of a wireless communication system to satisfy a target value. The search method includes steps of: providing the set of variables; identifying a target sub-space where the target location is located from the sub-spaces; obtaining a plurality of gradients of the output result at a predetermined location from the target sub-space, each of the gradients corresponding to a direction of change; and selecting one from the directions of change according to the gradients, and changing values of the set of variables according to the selected direction of change to find the target location. | 02-13-2014 |
20140320208 | ADAPTIVE OPERATIONAL AMPLIFIER BIAS CURRENT - An operation amplifier (op amp) having a bias current detection circuit that monitors the bias current flowing in an output stage of the op amp. When the bias current detection circuit detects that too much current is being wasted, e.g., sunk to ground, then the amount of bias current is reduced. Similarly, when the bias current detection circuit detects that insufficient bias current is being supplied to the output stage of the op amp, the amount of bias current is increased. In one implementation, the output of the bias current detection circuit may be signals indicative of, respectively, too much bias current and too little bias current, wherein those outputs are supplied to a state machine which is configured to control the amount of bias current being supplied in a stepwise fashion. | 10-30-2014 |
20150341126 | METHOD AND DEVICE FOR SUPPRESSING HARMONIC SIGNALS - A method for suppressing harmonic signals includes: mixing a first local oscillation signal with an input signal to obtain a first output signal, and mixing a second local oscillation signal with the input signal to obtain a second output signal, the first output signal including an n-order harmonic signal, n being a positive integer greater than 1; and adding the first output signal and the second output signal to suppress the n-order harmonic signal in the first output signal. The first local oscillation signal and the second local oscillation signal have different mark-space ratios but a same oscillation frequency. | 11-26-2015 |
Patent application number | Description | Published |
20090250135 | PRESSURE CAST CONCRETE OR MORTAR LINED STEEL PIPES AND METHODS OF MAKING THE SAME - Pressure cast lined steel pipes comprise an annular concrete or mortar liner along an inside diameter, and a metal shell surrounding the liner, wherein the liner is in direct contact with the metal shell. The wall thickness of the liner can be from 10 to 50 times the thickness of the metal shell. The pipe may be coated with a dielectric material. A mold assembly used to form the pipe includes an annular concrete or mortar composition chamber formed between the metal shell and an inner mold member. Pressurized water is used in the mold assembly to pressurize the concrete or mortar composition and exert a desired pressure force onto the metal shell while the composition cures in the mold. Once a desired degree of cure is achieved, the pressure is removed causing the metal shell to exert a desired compression force onto the cured liner. | 10-08-2009 |
20120152396 | PRESSURE CAST CONCRETE OR MORTAR LINED STEEL PIPES AND METHODS OF MAKING THE SAME - Pressure cast lined steel pipes comprise an annular concrete or mortar liner along an inside diameter, and a metal shell surrounding the liner, wherein the liner is in direct contact with the metal shell. The wall thickness of the liner can be from 10 to 50 times the thickness of the metal shell. The pipe may be coated with a dielectric material. A mold assembly used to form the pipe includes an annular concrete or mortar composition chamber formed between the metal shell and an inner mold member. Pressurized water is used in the mold assembly to pressurize the concrete or mortar composition and exert a desired pressure force onto the metal shell while the composition cures in the mold. Once a desired degree of cure is achieved, the pressure is removed causing the metal shell to exert a desired compression force onto the cured liner. | 06-21-2012 |
20120315095 | MORTAR-COATED STEEL PIPES AND METHODS OF MAKING THE SAME - Mortar-coated steel pipe comprise a steel cylinder having a mortar layer disposed therein, such mortar layer being free of any metallic reinforcement. An overcoat is disposed over the mortar layer and is formed from a material that is a dielectric and/or a barrier to moisture and oxygen entering the mortar layer, e.g., a polymeric material. The pipe may include a further concrete or mortar layer disposed over the overcoat, forming an outermost pipe surface. The outer layer can be cement, mortar, or other material. The mortar layer thickness is about 2 to 30 mm, the overcoat thickness is about 0.1 to 2 mm, and any outer layer thickness is about 1.2 to 4 cm. The pipe is made by compression coating method, where mortar layer and overcoat are applied simultaneously. When an outer layer is desired, it is preferably applied at the same time as the mortar layer and overcoat. | 12-13-2012 |
Patent application number | Description | Published |
20080260044 | FFT-BASED MULTICHANNEL VIDEO RECEIVER - A multichannel video receiver having an analog-to-digital converter, fast-Fourier transform circuit and inverse-Fourier transform circuit. The analog-to-digital converter circuit generates a digitized representation of a frequency band used to convey a plurality of video signals, and the fast-Fourier transform circuit generates a frequency-domain representation of the digitized representation of the frequency band. The inverse-Fourier transform circuit recovers, from the frequency-domain representation, a plurality of digitized time-domain signals that correspond to the plurality of video signals. | 10-23-2008 |
20080297664 | INTEGRATED ANALOG VIDEO RECEIVER - An analog video receiver implemented in an integrated circuit device. The analog video receiver includes an amplifier to amplify an analog video signal having a desired carrier frequency, and a mixing circuit to mix the amplified analog video signal with a complex sinusoid having a frequency substantially equal to the carrier frequency. | 12-04-2008 |
20090185079 | INTEGRATED ANALOG VIDEO RECEIVER - An analog video receiver implemented in an integrated circuit device. The analog video receiver includes an amplifier to amplify an analog video signal having a desired carrier frequency, and a mixing circuit to mix the amplified analog video signal with a complex sinusoid having a frequency substantially equal to the carrier frequency. | 07-23-2009 |
20100117878 | PILOT-TONE CALIBRATION FOR TIME-INTERLEAVED ANALOG-TO-DIGITAL CONVERTERS - A self-calibrating analog-to-digital converter (ADC). The ADC includes multiple component ADCs to generate respective digital representations of an input signal in response to respective timing signals that are offset in phase from one another, each component ADC having a gain setting that controls a magnitude of the digital representations. The ADC further includes correction circuitry to generate a plurality of fast-Fourier transforms (FFTs) that correspond to the digital representations of the input signal and to adjust the gain settings of the component ADCs and/or phase angles of the timing signals based on gain and phase errors indicated by the FFTs. | 05-13-2010 |
20100225820 | INTEGRATED ANALOG VIDEO RECEIVER - An analog video receiver implemented in an integrated circuit device. The analog video receiver includes an amplifier to amplify an analog video signal having a desired carrier frequency, and a mixing circuit to mix the amplified analog video signal with a complex sinusoid having a frequency substantially equal to the carrier frequency. | 09-09-2010 |
20100275224 | System and Method for Information Delivery Including Delivery Via Video-Based Keyed or Tagged Content - An interactive device/system of and method for delivery, receipt and/or decoding of and/or response to keyed or tagged video content provided in connection with one or more video broadcasts (for example, television or streaming video). Responsive thereto, the system and method may deliver and/or receive video and/or audio information. Such delivery and/or receipt of video and/or audio information may be responsive to content embedded in the broadcast but not visually observed, responsive to broadcast content that is visually observed and then parsed and correlated with a predetermined response, and responsive to a user/operator instruction, input and/or request. The interactive video receiving device may determine a video-based broadcast is an interactive video-based broadcast, wherein, the device automatically provides interaction options and or based on a response by the user/viewer to the video-based broadcast, the video receiving device transmits “interest-level” data (i.e., data which is representative of the viewer's level of interest to the video-based broadcast) to obtain additional information regarding the video-based broadcast. Other inventions are also disclosed. | 10-28-2010 |
20110032364 | Circuitry and Techniques to Asynchronously Process, Output and/or Display Digital Video Data of a Broadcast - A method and circuitry for processing a video signal corresponding to a source synchronous video broadcast which corresponds to a selected channel which is one of a plurality of channels of a broadcast spectrum. In one aspect, the method includes generating digitized data of the video signal, which corresponds to the source synchronous video broadcast, using a local clock signal having a frequency which is different from the frequency of the source clock of the video broadcast; generating video data using the digitized data of the video signal; generating formatted video data blocks by arranging the video data into one or more lines or frames of video data; generating temporal reference signals wherein each temporal reference signal is associated with at least one formatted video data block. The video processing device, in one aspect, includes circuitry to convert the video signal of the source synchronous video broadcast to a baseband video signal; clock generation circuitry to generate a local clock signal; processing circuitry to: (i) asynchronously, with respect to the source clock, digitize the baseband video signal using the local clock signal, wherein the local clock signal includes a frequency which is different from the frequency of the source clock, and (ii) generate video data using the digitized data which corresponds to the video signal of the broadcast; and output format circuitry to generate formatted video data blocks by arranging the video data into one or more lines or frames of video data. | 02-10-2011 |
Patent application number | Description | Published |
20120274609 | METHOD AND APPARATUS FOR ACTIVE ULTRASONIC TOUCH DEVICES - A system for determining a user indication is disclosed. The system includes a communication interface configured to send a signal to be used to propagate a freely propagating signal through a propagating medium with a surface and receive the freely propagating signal that has been disturbed by a disturbance on the surface. The system also includes a processor coupled to the communication interface and configured to process the received signal to determine a user indication associated with the disturbance. | 11-01-2012 |
20130127755 | LOCALIZED HAPTIC FEEDBACK - A haptic feedback system is disclosed. The system includes a plurality of remote transmitters that are remote from a location of interest on a surface of the system. The system includes a signal generator that generates a signal for each of the remote transmitters. The remote transmitters propagate the signals through a medium of the surface and the signals interfere at the location of interest such that a localized disturbance is generated at the location of interest. | 05-23-2013 |
20130141364 | USER INTERFACE INTERACTION USING TOUCH INPUT FORCE - Providing a user interface interaction is disclosed. A first set of one or more indicators associated with a first location on a touch input surface and a first force intensity of a touch input provided on the touch input surface is received. A user interface object associated with the first location is determined. A second set of one or more indicators associated with a second location on the touch input surface and a second force intensity of the touch input that has been in continuous contact with the touch input surface at least since the touch input was provided at the first location is received. The user interface interaction based at least in part on the user interface object, the first set of indicators, and the second set of indicators is provided. | 06-06-2013 |
20130141365 | DETECTING TOUCH INPUT FORCE - Detecting a touch input force is disclosed. A signal to be used to propagate a propagating signal through a propagating medium with a surface is sent. The propagating signal that has been disturbed by a touch input with an amount of force on the surface is received. The received signal is processed to determine an identifier associated with the amount of force. | 06-06-2013 |
20130141396 | VIRTUAL KEYBOARD INTERACTION USING TOUCH INPUT FORCE - Providing a virtual keyboard interaction is disclosed. An indicator identifying a force intensity of a touch input provided on a touch input surface is received. It is determined that the touch input is associated with a virtual keyboard. A virtual keyboard interaction is provided based at least in part on the indicator identifying the force intensity of the touch input. | 06-06-2013 |
20130142362 | CONTROLLING AUDIO VOLUME USING TOUCH INPUT FORCE - Controlling an audio volume is disclosed. An indicator identifying a force intensity of a touch input provided on a touch input surface is received. It is determined that the touch input is associated with an audio volume control. The audio volume is controlled based at least in part on the indicator identifying the force intensity of the touch input. | 06-06-2013 |
20140022189 | TOUCH INPUT SURFACE SPEAKER - Processing an audio signal is disclosed. A source audio signal to be rendered by a touch input medium is received. An indication of an event where the touch input medium has been contacted at a location on the touch input medium such that rendering of the source audio signal by the touch input medium is affected by the contact is received. At least a portion of the source audio signal is modified based on an expected effect of the contact on the touch input medium determined using the indication of the detector. | 01-23-2014 |
20140023210 | TOUCH INPUT SURFACE MICROPHONE - Processing an audio signal is disclosed. The audio signal is received from a sensor coupled to a touch input medium. An indication of an event where the touch input medium has been contacted at a location on the touch input medium is received. The event has been captured as an audio signal component of the received audio signal. At least a portion of the audio signal component is reduced from the audio signal. | 01-23-2014 |
20140078112 | USING MULTIPLE SIGNALS TO DETECT TOUCH INPUT - Detecting a location of a touch input is disclosed. Each of a plurality of transmitters coupled to a propagating medium emits a signal that is distinguishable from other signals emitted from other transmitters. The signals from the transmitters are received from at least one receiver coupled to the propagating medium to detect the location of the touch input on a surface of the propagating medium as indicated by an effect of the touch input on each of the distinguishable signals. | 03-20-2014 |
20140247230 | DETECTION OF TYPE OF OBJECT USED TO PROVIDE A TOUCH CONTACT INPUT - Determining a touch contact object type is disclosed. A signal detected due to a touch input object contacting a touch input surface is received. At least a portion of the received signal is compared with one or more signatures of one or more touch input object types. A type of the touch input object contacting the surface is determined based at least in part on the comparison. | 09-04-2014 |
20140247250 | DETECTION OF A NUMBER OF TOUCH CONTACTS OF A MULTI-TOUCH INPUT - Determining touch contact locations is disclosed. A signal that has been disturbed by touch contacts of a touch input on a surface is received. The received signal is transformed to determine a spatial domain signal. The spatial domain signal is compared with an expected signal associated with potential locations of sources of disturbances caused by the touch contacts. The locations of the touch contacts of the touch input are determined based at least in part on the comparison. | 09-04-2014 |
20150070597 | ATTACHING ELECTRICAL COMPONENTS - A touch input device is disclosed. The touch input device includes a touch input medium configured to receive a touch input. The touch input device includes a conductive trace coupled to the touch input medium. The touch input device also includes a transducer electrically coupled to the conductive trace and coupled to the touch input medium via a non-conductive adhesive. | 03-12-2015 |
20150097814 | DAMPING VIBRATIONAL WAVE REFLECTIONS - A touch input detector is disclosed. The touch input detector includes an acoustic transmitter for transmitting an acoustic wave across a touch input medium. The touch input detector also includes an acoustic receiver for receiving the transmitted acoustic wave, wherein the timing of the incidence of the acoustic wave on the acoustic receiver indicates at least a portion of a touch input location on a surface of the touch input medium. The touch input detector further includes an acoustic dampening material coupled to the touch input medium to dampen reflections of the transmitted acoustic wave. | 04-09-2015 |
20150268753 | TOUCH INPUT SURFACE SPEAKER - A source audio signal to be rendered by a touch input medium is received. A transmitted signal to be propagated through the touch input medium is sent. The transmitted signal includes the source audio signal and a touch location detection signal. An event is indicated, where the touch input medium has been contacted at a location on the touch input medium by a touch contact such that rendering of the source audio signal by the touch input medium is affected by the touch contact. The location of the touch contact on the touch input medium is determined by analyzing a disturbance by the touch contact on the rendered touch location detection signal. At least a portion of the source audio signal is modified based on an expected effect of the contact on the touch input medium determined using the indication of the detector. | 09-24-2015 |
20150268785 | VIRTUAL KEYBOARD INTERACTION USING TOUCH INPUT FORCE - Providing a virtual keyboard interaction is disclosed. An indicator identifying a force intensity of a touch input provided on a touch input surface is received. It is determined that the touch input is associated with a virtual keyboard. A virtual keyboard interaction is provided based at least in part on the indicator identifying the force intensity of the touch input. | 09-24-2015 |
20160034100 | DETECTION OF TYPE OF OBJECT USED TO PROVIDE A TOUCH CONTACT INPUT - A signal to be used to propagate a freely propagating signal through a propagating medium with a touch input surface is sent. The freely propagating signal has been allowed to freely propagate through the propagating medium in a plurality directions to a plurality of receivers on multiple axes of the propagating medium. A received signal detected due to a touch input object contacting the touch input surface is received. The received signal includes the freely propagating signal that has been disturbed by the touch input object. At least a portion of the received signal is compared with one or more reference signals of one or more touch input object types. Based at least in part on the comparison a location of the touch input object contacting the surface is determined. | 02-04-2016 |
Patent application number | Description | Published |
20090020154 | MULTI-JUNCTION SOLAR CELLS AND METHODS AND APPARATUSES FOR FORMING THE SAME - Embodiments of the present invention generally relate to solar cells and methods and apparatuses for forming the same. More particularly, embodiments of the present invention relate to thin film multi-junction solar cells and methods and apparatuses for forming the same. Embodiments of the present invention also include an improved thin film silicon solar cell, and methods and apparatus for forming the same, where one or more of the layers in the solar cell comprises at least one amorphous silicon layer that has improved electrical characteristics and mechanical properties, and is capable of being deposited at rates many times faster than conventional amorphous silicon deposition processes. | 01-22-2009 |
20090130827 | INTRINSIC AMORPHOUS SILICON LAYER - Embodiments of the present invention may include an improved thin film solar cell device that is formed by sequentially depositing an intrinsic amorphous silicon layer and an intrinsic microcrystalline silicon layer during the p-i-n or n-i-p junction formation process. Embodiments of the invention also generally provide a method and apparatus for forming the same. The present invention may be used to advantage to form other single junction, tandem junction, or multi-junction thin film solar cell devices. | 05-21-2009 |
20090142878 | PLASMA TREATMENT BETWEEN DEPOSITION PROCESSES - Embodiments of the present invention include an improved method of forming a thin film solar cell device using a plasma processing treatment between two or more deposition steps. Embodiments of the invention also generally provide a method and apparatus for forming the same. The present invention may be used to advantage to form other single junction, tandem junction, or multi-junction solar cell devices. | 06-04-2009 |
20100051098 | HIGH QUALITY TCO-SILICON INTERFACE CONTACT STRUCTURE FOR HIGH EFFICIENCY THIN FILM SILICON SOLAR CELLS - A method and apparatus for forming solar cells is provided. In one embodiment, a photovoltaic device includes a first TCO layer disposed on a substrate, a second TCO layer disposed on the first TCO layer, and a p-type silicon containing layer formed on the second TCO layer. In another embodiment, a method of forming a photovoltaic device includes forming a first TCO layer on a substrate, forming a second TCO layer on the first TCO layer, and forming a first p-i-n junction on the second TCO layer. | 03-04-2010 |
20100258169 | PULSED PLASMA DEPOSITION FOR FORMING MICROCRYSTALLINE SILICON LAYER FOR SOLAR APPLICATIONS - A method for an intrinsic type microcrystalline silicon layer is provided. In one embodiment, the microcrystalline silicon layer is fabricated by providing a substrate into a processing chamber, supplying a gas mixture into the processing chamber, applying a RF power at a first mode in the gas mixture, pulsing the gas mixture into the processing chamber, and applying the RF power at a second mode in the pulsed gas mixture. | 10-14-2010 |
20130102133 | METHOD AND APPARATUS FOR FABRICATING SILICON HETEROJUNCTION SOLAR CELLS - A method for fabricating a semiconductor layer within a plasma enhanced chemical vapor deposition (PECVD) apparatus. The PECVD apparatus includes a plurality of walls defining a processing region, a substrate support, a shadow frame, a gas distribution showerhead, a gas source in fluid communication with the gas distribution showerhead and the processing region, a radio frequency power source coupled to the gas distribution showerhead, and one or more VHF grounding straps electrically coupled to at least one of the plurality of walls. The VHF grounding straps provide a low-impedance current path between at least one of the plurality of walls and at least one of a shadow frame or the substrate support. The method further includes delivering a semiconductor precursor gas and a dopant precursor gas and delivering a very high frequency (VHF) power to generate a plasma to form a first layer on the one or more substrates. | 04-25-2013 |
20130186464 | BUFFER LAYER FOR IMPROVING THE PERFORMANCE AND STABILITY OF SURFACE PASSIVATION OF SILICON SOLAR CELLS - Embodiments of the present invention generally relate to the fabrication of solar cells and more specifically to a buffer layer for improving the performance and stability of surface passivation of Si solar cells. Generally, a passivation layer stack containing a buffer layer (interlayer) is formed on a surface of the silicon-based substrate. In one embodiment, the passivation layer stack may be formed on the back surface of the substrate. In another embodiment, the passivation layer stack is formed on the back surface of the substrate and a front emitter region (light receiving surface) of the substrate. | 07-25-2013 |
Patent application number | Description | Published |
20100269896 | MICROCRYSTALLINE SILICON ALLOYS FOR THIN FILM AND WAFER BASED SOLAR APPLICATIONS - A method and apparatus for forming solar cells is provided. Doped crystalline semiconductor alloys including carbon, oxygen, and nitrogen are used as light-trapping enhancement layers and charge collection layers for thin-film solar cells. The semiconductor alloy layers are formed by providing semiconductor source compound and a co-component source compound to a processing chamber and ionizing the gases to deposit a layer on a substrate. The alloy layers provide improved control of refractive index, wide optical bandgap and high conductivity. | 10-28-2010 |
20110088760 | METHODS OF FORMING AN AMORPHOUS SILICON LAYER FOR THIN FILM SOLAR CELL APPLICATION - A photovoltaic device and methods for forming an amorphous silicon layer for use in a photovoltaic device are provided. In one embodiment, a photovoltaic device includes a p-type amorphous silicon layer formed on a substrate, a barrier layer formed on the p-type amorphous silicon layer, and an intrinsic type amorphous silicon layer formed on the barrier layer. The barrier layer is a carbon doped amorphous silicon layer. | 04-21-2011 |
20110174362 | MANUFACTURE OF THIN FILM SOLAR CELLS WITH HIGH CONVERSION EFFICIENCY - A method and apparatus for forming solar cells is provided. In one embodiment, a photovoltaic device includes a antireflection coating layer disposed on a first surface of a substrate, a barrier layer disposed on a second surface of the substrate, a first transparent conductive oxide layer disposed on the barrier layer, a conductive contact layer disposed on the first transparent conductive oxide layer, a first p-i-n junction formed on the conductive contact layer, and a second transparent conductive oxide layer formed on the first p-i-n junction. | 07-21-2011 |
20110177648 | METHOD OF MANUFACTURING THIN FILM SOLAR CELLS HAVING A HIGH CONVERSION EFFICIENCY - A method and apparatus for forming solar cells is provided. In one embodiment, a photovoltaic device includes a antireflection coating layer disposed on a first surface of a substrate, a barrier layer disposed on a second surface of the substrate, a first transparent conductive oxide layer disposed on the barrier layer, a conductive contact layer disposed on the first transparent conductive oxide layer, a first p-i-n junction formed on the conductive contact layer, and a second transparent conductive oxide layer formed on the first p-i-n junction. | 07-21-2011 |
20110232753 | METHODS OF FORMING A THIN-FILM SOLAR ENERGY DEVICE - A method and apparatus for making solar cell active layers is provided. A doped microcrystalline semiconductor layer is formed with a bandgap-enhancing alloy material at low hydrogen flow rates. Deposition conditions are established at a low flowrate of the semiconductor source and ramped to a high flowrate as a first sublayer is deposited. The bandgap-enhancing alloy material is added to the reaction mixture to deposit a second sublayer. The bandgap-enhancing alloy material may optionally be stopped to deposit a third sublayer. | 09-29-2011 |
20110263074 | APPARATUS AND METHODS FOR REDUCING LIGHT INDUCED DAMAGE IN THIN FILM SOLAR CELLS - Apparatus and methods for forming a silicon-containing i-layer on a substrate for a thin film photovoltaic cell are disclosed. The apparatus includes a chamber body defining a processing region containing the substrate, a hydrogen source and a silane source coupled to a plasma generation region, an RF power source that applies power at a power level in the plasma generation region to generate a plasma and deposit the silicon-containing i-layer at a selected deposition rate to a selected thickness and a controller. The controller controls the power level and the deposition rate of the i-layer on the substrate such that the thin film solar cell exhibits light induced damage that conforms to a linear fit of the product of the RF power, the deposition rate and the selected thickness of the i-layer. In accordance with further aspects of the present invention, the controller controls the RF power and the deposition rate so that a product (x) of the RF power in watts, the deposition rate of the i-layer in nm per min and the thickness of the i-layer in nm is less than a predetermined number y and satisfies the equation y=5E11*x+3.3749 plus or minus a margin. | 10-27-2011 |
20120107996 | SURFACE TREATMENT PROCESS PERFORMED ON A TRANSPARENT CONDUCTIVE OXIDE LAYER FOR SOLAR CELL APPLICATIONS - Embodiments of the invention provide methods of a surface treatment process performing on a transparent conductive oxide layer used in solar cell devices. In one embodiment, a method of performing a surface treatment process includes providing a substrate having a transparent conductive oxide layer disposed thereon in a processing chamber, supplying a gas mixture including an oxygen containing gas into the processing chamber, and performing a surface treatment process using the gas mixture on the surface of the transparent conductive oxide layer. | 05-03-2012 |
20130199606 | METHODS OF MANUFACTURING BACK SURFACE FIELD AND METALLIZED CONTACTS ON A SOLAR CELL DEVICE - Embodiments of the present invention are directed to a process for making solar cells. In one embodiment, a method of manufacturing a solar cell device, includes providing a substrate having a first surface and a second surface, selectively disposing a first metal paste in a first pattern on the first surface of the substrate, forming a first dielectric layer over the first metal paste on the first surface of the substrate, forming a second metal paste in a second pattern over the first dielectric layer align with the first metal paste, and simultaneously heating the first and the second metal pastes disposed on the first surface of the substrate to form a first group of contacts on the first surface of the substrate, wherein at least a portion of the second metal paste forms the first group of contacts that each extend through the first dielectric layer to connect with the first metal paste to the first surface of the substrate. | 08-08-2013 |
20140213016 | IN SITU SILICON SURFACE PRE-CLEAN FOR HIGH PERFORMANCE PASSIVATION OF SILICON SOLAR CELLS - Embodiments of the invention generally relate to methods for fabricating photovoltaic devices, and more particularly to methods for in-situ cleaning of a solar cell substrates. In one embodiment, a method of manufacturing a solar cell device is provided. The method comprises exposing a single or poly crystalline silicon substrate to a wet clean process to clean the surfaces of the crystalline substrate, loading the crystalline silicon substrate into a processing system having a vacuum environment, exposing at least one surface of the crystalline silicon substrate to an in-situ cleaning process in the vacuum environment of the processing system, and forming one or more passivation layers on at least one surface of the crystalline silicon substrate in the processing system. | 07-31-2014 |
20150333213 | DIAMOND-LIKE CARBON COATINGS FOR SUBSTRATE CARRIERS - A substrate carrier having a diamond-like carbon coating disposed thereon is provided. The diamond-like carbon coating may have the property of being substantially resistant to commonly used cleaning processes performed during the fabrication of photovoltaic cells, such as cleaning processes using an NF | 11-19-2015 |
Patent application number | Description | Published |
20100254063 | STEP DOWN DECHUCKING - A method and an apparatus for dechucking an electrostatic chuck are disclosed. The gas escapes through an opening between a wafer and a chuck in each stage of a multi-stages process. In each stage, during at least a portion of the stage, the chucking voltage is reduced to a value less than the least threshold voltage needed for holding the wafer, so that the wafer is pushed away from the chuck by the gas. Hence, the gas can escape from an opening between the wafer and the chuck, thereby increasing the dechucking rate. By controlling the decrement and/or the duration of the reduced voltage, any potential damages due to the pushed-away wafer can be minimized. | 10-07-2010 |
20110018423 | INDIRECT HEATED CATHODE OF ION IMPLANTER - A proposed indirect heated cathode has an inner tubular shell inserted into an arc chamber for creating plasma by a filament, which is disposed in the inner tubular shell and then covered by an end cap. There are at least two outstanding talons disposed on the end surface of the inner tubular shell, and a step gap is configured on between the end surface of the inner tubular shell and the outstanding talons. The end cap can be lodged into the step gap, and fixed. Therefore, the end cap can be easily uncovered from the end of the inner tubular shell, as a result to simplify the replacement of the filament. | 01-27-2011 |
Patent application number | Description | Published |
20090194704 | METHOD AND DEVICE OF ION SOURCE GENERATION - An implanter is equipped with an ion beam current detector, a temperature sensor, a temperature controller and a cooling system to increase the ratio of a specific ion cluster in the ion source chamber of the implanter. Therefore, the implanting efficiency for a shallow ion implantation is increased consequently. | 08-06-2009 |
20150255242 | PLASMA-BASED MATERIAL MODIFICATION USING A PLASMA SOURCE WITH MAGNETIC CONFINEMENT - A plasma-based material modification system for material modification of a work piece may include a plasma source chamber coupled to a process chamber. A support structure, configured to support the work piece, may be disposed within the process chamber. The plasma source chamber may include a first plurality of magnets, a second plurality of magnets, and a third plurality of magnets that surround a plasma generation region within the plasma source chamber. The plasma source chamber may be configured to generate a plasma having ions within the plasma generation region. The third plurality of magnets may be configured to confine a majority of electrons of the plasma having energy greater than 10 eV within the plasma generation region while allowing ions from the plasma to pass through the third plurality of magnets into the process chamber for material modification of the work piece. | 09-10-2015 |
20160076142 | Deposition Apparatus and Deposition Method Using the Same - The present invention provides a deposition apparatus and deposition method using the same. The deposition apparatus comprises: a process chamber, wherein a work piece is disposed therein; a plasma source chamber coupled to the process chamber, the plasma source chamber comprising a first plasma generator for ionizing a first gas in the plasma source chamber to generate a first plasma having ions, the ions of the first plasma with ions bombard the work piece; and a second plasma generator disposed within the process chamber, the second plasma generator ionized a second gas in the process chamber to generate a second plasma having radical, the second plasma having radical deposits a surface of the work piece. | 03-17-2016 |
Patent application number | Description | Published |
20100133515 | Layered devices with crosslinked polymer and methods of preparing the same - The present invention is drawn to a layered organic device, and a method of forming the same. The method includes steps of applying a first solvent-containing organic layer to a substrate and removing solvent from the first solvent-containing organic layer to form a first solidified organic layer. Additional steps include applying a second solvent-containing organic layer to the first solidified organic layer and removing solvent from the second solvent-containing organic layer to form a second solidified organic layer. The first solidified organic layer can be crosslinked, which suppresses negative impact to components in the first solidified organic layer when the solvent of the second solvent-containing organic layer is deposited on the first solidified organic layer. | 06-03-2010 |
20120003008 | PHOTOCONDUCTOR FOR ELECTROPHOTOGRAPHY - A method for making a photoconductor for electrophotography can comprise depositing a charge generating layer on an electrode; depositing a charge transfer layer on the charge generating layer, where a plurality of charge transfer molecules are disposed within the charge transfer layer; depositing a film of non-conducting material onto the surface of the charge-transfer layer; heating the film and the surface to cause a subset of the charge transfer molecules to move into the non-conducting material, creating in the film a conducting sub-layer and an insulating sub-layer, where the insulating sub-layer is substantially free of charge transfer molecules. | 01-05-2012 |
20130038919 | LUMINESCENCE-BASED REFLECTIVE PIXEL - Disclosed herein are various embodiments related to luminescence-based reflective display pixels. In one embodiment, among others, a luminescent-based pixel includes a luminescent layer including luminophores distributed in a matrix. The luminescent layer is configured to receive light from an ambient environment through a first side of the luminescent layer and has an index of refraction that is higher than an index of refraction of the ambient environment. The luminescent-based pixel includes a mirror disposed on a second side of the luminescent layer that is opposite the first side of the luminescent layer. The luminescent-based pixel also includes a diffusive surface to randomize the direction of incident light. | 02-14-2013 |
20130063334 | REFLECTIVE DISPLAYS, SUB-PIXELS FOR REFLECTIVE DISPLAYS AND METHODS TO CONTROL REFLECTIVE DISPLAYS - Reflective displays, sub-pixels for reflective displays and methods to control reflective displays are disclosed. An example sub-pixel for a reflective display disclosed herein comprises a first active shutter layer to provide a first adjustable light transmission, a second active shutter layer to provide a second adjustable light transmission, the first and second active shutter layers being independently controllable, and a luminescent layer positioned interior to at least one of the first and second active shutter layers, the luminescent layer to emit light having a color corresponding to the sub-pixel. | 03-14-2013 |
20130182313 | LUMINESCENT PIXEL ASSEMBLY - An assembly corresponding to a pixel includes sub-assemblies that each correspond to a sub-pixel of the pixel. At least one of the sub-assemblies includes a luminescent fluid, black particles and a mirror. The luminescent fluid converts wavelengths of light less than a conversion wavelength of the sub-assembly to the conversion wavelength. The black particles are positionable within luminescent fluid in accordance with a color to be displayed by the assembly. The mirror is disposed at a bottom end of the sub-assembly. | 07-18-2013 |
20130278987 | Reflective display utilizing luminescence - A reflective color display pixel has a top surface for receiving ambient light, and a plurality of sub-pixels including a first sub-pixel. The first sub-pixel has a broadband mirror and a luminescent layer disposed over the broadband mirror. The luminescent layer contains a luminescent material for absorbing a portion of the ambient light and emitting light of a first color, and a light-absorbing material for absorbing light of wavelengths longer than a wavelength of the first color. | 10-24-2013 |
20140049809 | Reflective Display - A display element comprises a cell containing a fluid including a plurality of wells at the bottom of the cell. A luminescent material is within the cell for modulating light incident from the top of the cell and for returning luminescent light; and a dispersion of particles is contained within the fluid. The dispersion of particles is movable between a first state in which the particles are substantially contained within the plurality of wells and a second state in which the particles are distributed between the top and bottom of the cell, to control the intensity of luminescent light returned by the display element. | 02-20-2014 |
20140055833 | REFLECTIVE COLOR DISPLAY PIXEL - A reflective color display pixel has a top surface for receiving ambient light, and a plurality of sub-pixels including a first sub-pixel and a second sub-pixel. The first sub-pixel has a luminescent layer for absorbing a portion of the ambient light and emitting light of a first color. The second sub-pixel has a color tunable reflector for reflecting the ambient light in a selected band. | 02-27-2014 |
20140197369 | NANOPARTICLE-BASED MEMRISTOR STRUCTURE - A memristor structure has two electrodes sandwiching an insulating region, and includes a nanoparticle providing a conducting path between the two electrodes, wherein either the insulating region comprises an inorganic material and nanoparticle comprises a solid nanoparticle or a core/shell nanoparticle or the insulating region comprises an inorganic or organic material and the nanoparticle comprises a core/shell nanoparticle. | 07-17-2014 |
20140233879 | Luminescent Stacked Waveguide Display - A display includes at least two stacked waveguides ( | 08-21-2014 |
20140347601 | LUMINESCENT LAYER WITH UP-CONVERTING LUMINOPHORES - A luminescent layer includes a series of down-converting luminophores dispersed in a matrix to collect ambient light energy over a range of wavelengths longer than a desired color band and a set of up-converting luminophores dispersed in the matrix. The series of down-converting luminophores transfer the ambient light energy to the set of up-converting luminophores, and the set of up-converting luminophores emits at least a portion of the ambient light energy in the desired color band. | 11-27-2014 |
20150219962 | TRANSFLECTIVE DISPLAY WITH A LIGHT-RECYCLING MODULATION LAYER - A transflective display pixel includes a sub-pixel with a light-recycling modulation layer, a luminescent layer, and a selective reflector layer and a backlight source to provide backlight to the sub-pixel. The light-recycling modulation layer is to reflect light from the luminescent layer having a first polarization state, and the selective reflector layer is to reflect light from the luminescent layer in a first waveband. The selective reflector layer is to transmit the backlight to the luminescent layer, and the luminescent layer converts light from the light-recycling modulation layer and the backlight into the first waveband. | 08-06-2015 |
20160141492 | MEMRISTOR AND METHODS FOR MAKING THE SAME - An example of the memristor includes a bottom electrode, a switchable material positioned on the bottom electrode, and a cured negative or positive resist that forms an interlayer dielectric positioned on the switchable material. An open area is formed in the interlayer dielectric. The open area exposes a surface of the switchable material. A top electrode is positioned in contact with the exposed surface of the switchable material at the open area. | 05-19-2016 |
20160141494 | RESISTIVE MEMORY DEVICE HAVING FIELD ENHANCED FEATURES - A resistive memory device includes a bottom electrode and a top electrode sandwiching a switching layer. The device also includes a field enhancement (FE) feature that extends from the bottom electrode either into the switching layer or is covered by switching layer and that is to enhance an electric field generated by the two electrodes to thereby confine a switching area of the device at the FE feature. The device further includes a planar interlayer dielectric surrounding the device, for supporting the top electrode. A method of making a resistive memory device, employing in-situ vacuum deposition of all layers, is also provided. | 05-19-2016 |
Patent application number | Description | Published |
20080311077 | Antiviral Compounds - The invention is related to phosphorus substituted anti-viral inhibitory compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds. | 12-18-2008 |
20090257978 | Antiviral coumpounds - The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds. | 10-15-2009 |
20110081314 | ANTIVIRAL PHOSPHINATE COMPOUNDS - The invention is related to anti-viral phosphinate compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds. | 04-07-2011 |
20110082112 | ANTIVIRAL PHOSPHINATE COMPOUNDS - The invention is related to a method of treating disorders associated with hepatitis C by administering to an individual a pharmaceutical composition which comprises a therapeutically effective amount of an anti-viral phosphinate compound. | 04-07-2011 |
20110135599 | ANTIVIRAL COMPOUNDS - The present application includes novel inhibitors of HCV, compositions containing such compounds, therapeutic methods that include the administration of such compounds. | 06-09-2011 |
20110135604 | ANTIVIRAL COMPOUNDS - The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds. | 06-09-2011 |
20120190866 | ANTIVIRAL COMPOUNDS - The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds. | 07-26-2012 |