Patent application number | Description | Published |
20090158733 | FLUIDIC VALVE WATER DRAIN - A turbocharger is disclosed that includes a compressor, a turbine connected to the compressor by a mechanical shaft, and a fluidic drain valve in flow communication with an air bleed port of the compressor and an exhaust plenum to drain water accumulated inside the turbocharger such that water accumulated in the exhaust plenum is drained during shutdown when no air from the bleed port flows through the fluidic drain valve. | 06-25-2009 |
20100143104 | OPTIMIZED TURBOCHARGER BEARING SYSTEM - A turbocharger system, in certain embodiments, includes a compressor, a turbine, a shaft of common diameter coupling the compressor to the turbine, and a first fluid film bearing disposed about the shaft at a compressor end portion of the shaft. The system also includes a second fluid film fixed pad bearing disposed about the shaft at a turbine end portion of the shaft, wherein the first and second fluid film fixed pad bearings have different clearance ratios, effective lengths, or both, relative to one another. The system, in some embodiments, includes a compressor fluid film fixed pad bearing and a turbine fluid film fixed pad bearing, wherein the compressor and turbine fluid film fixed pad bearings have different clearance ratios and effective lengths, relative to one another. | 06-10-2010 |
20100178164 | SYSTEM AND METHOD FOR TURBOCHARGING AN ENGINE - A turbocharger system, in certain embodiments, includes a compressor, a turbine, a shaft coupling the compressor to the turbine, and a turbo casing configured to improve pressure recovery, wherein the turbo casing includes a non symmetrical geometry configured to improve flow towards an exhaust outlet. | 07-15-2010 |
20120036823 | METHODS AND SYSTEMS FOR MONITORING A SEAL ASSEMBLY - A method for monitoring functionality of a seal assembly within an injector feed assembly is described. The method includes providing a buffer fluid to the seal assembly, measuring at least one of a pressure and a flow rate of the buffer fluid, and determining a functionality of the seal assembly based at least partially on the at least one of a pressure and a flow rate of the buffer fluid. | 02-16-2012 |
20130067916 | OPTIMIZED TURBOCHARGER BEARING SYSTEM - A turbocharger system, in certain embodiments, includes a compressor, a turbine, a shaft of common diameter coupling the compressor to the turbine, and a first fluid film bearing disposed about the shaft at a compressor end portion of the shaft. The system also includes a second fluid film fixed pad bearing disposed about the shaft at a turbine end portion of the shaft, wherein the first and second fluid film fixed pad bearings have different clearance ratios, effective lengths, or both, relative to one another. The system, in some embodiments, includes a compressor fluid film fixed pad bearing and a turbine fluid film fixed pad bearing, wherein the compressor and turbine fluid film fixed pad bearings have different clearance ratios and effective lengths, relative to one another. | 03-21-2013 |
20140017099 | TURBOCHARGER SYSTEM WITH REDUCED THRUST LOAD - An exemplary compressor is provided. The compressor includes a plurality of blades, a hub defining a front surface and a back surface, and a first flow restriction structure provided at the back surface of the hub. The plurality of blades are arranged in a predefined manner on the front surface for receiving input air flow at a first pressure and compressing the input air flow to provide an output air flow at a second pressure higher than the first pressure. The first flow restriction member is configured for preventing at least a portion of the output air flow at the second pressure from entering into the back surface of the hub to reduce an air pressure at the back surface of the hub. | 01-16-2014 |
20140150873 | MULTI-STAGE SOLIDS FEEDER SYSTEM AND METHOD - A system includes a multi-stage solids feeder. The multi-stage solids feeder includes a first solids feeder having a first inlet and a first outlet, a second solids feeder having a second inlet and a second outlet, and a conduit disposed between the first outlet and the second inlet. The second solids feeder is disposed adjacent to the first solids feeder, and the conduit routes a solids flow from the first solids feeder to the second solids feeder. | 06-05-2014 |
20140151191 | SYSTEM AND METHOD TO SUPPLY A SOLID FEEDSTOCK TO A SOLIDS FEEDER - In a first embodiment, a system includes a first solids feeder having a first inlet and a first outlet, a second solids feeder having a second inlet and a second outlet, and an adjustable volume coupled to the first outlet and the second inlet. The first solids feeder is configured to supply a feedstock at a first feed rate and the second solids feeder is configured to supply the feedstock at a second feed rate. The adjustable volume is configured to adjust based at least in part on first feed rate and the second feed rate. | 06-05-2014 |
20140270993 | SOLIDS SUPPLY SYSTEM AND METHOD FOR SUPPLYING SOLIDS - A pressure control system is provided. The pressure control system includes a first pressure sensing device configured to obtain a first pressure measurement including at least one of a first differential pressure and a first pressure, the first pressure measurement obtained from at least one of within and downstream from a solids supply system, a second pressure sensing device configured to obtain a second pressure measurement including at least one of a second differential pressure and a second pressure within the solids supply system, and a pressure controller configured to use the first pressure measurement and the second pressure measurement to control a pressure within the solids supply system. | 09-18-2014 |
Patent application number | Description | Published |
20080280416 | Techniques for Layer Transfer Processing - Techniques for the fabrication of semiconductor devices are provided. In one aspect, a layer transfer structure is provided. The layer transfer structure comprises a carrier substrate having a porous region with a tuned porosity in combination with an implanted species defining a separation plane therein. In another aspect, a method of forming a layer transfer structure is provided. In yet another aspect, a method of forming a three dimensional integrated structure is provided. | 11-13-2008 |
20080282742 | DEVICES AND METHODS FOR SIDE-COUPLING OPTICAL FIBERS TO OPTOELECTRONIC COMPONENTS - Optical devices, components and methods for mounting optical fibers and for side-coupling light to/from optical fibers using a modified silicon V-groove, or silicon V-groove array, wherein V-grooves, which are designed for precisely aligning/spacing optical fibers, are “recessed” below the surface of the silicon. Optical fibers can be recessed below the surface of the silicon substrate such that a precisely controlled portion of the cladding layer extending above the silicon surface can be removed (lapped). With the cladding layer removed, the separation between the fiber core(s) and optoelectronic device(s) can be reduced resulting in improved optical coupling when the optical fiber silicon array is connected to, e.g., a VCSEL array. | 11-20-2008 |
20090233079 | Techniques for Layer Transfer Processing - Techniques for the fabrication of semiconductor devices are provided. In one aspect, a layer transfer structure is provided. The layer transfer structure comprises a carrier substrate having a porous region with a tuned porosity in combination with an implanted species defining a separation plane therein. In another aspect, a method of forming a layer transfer structure is provided. In yet another aspect, a method of forming a three dimensional integrated structure is provided. | 09-17-2009 |
Patent application number | Description | Published |
20100215125 | COMMUNICATIONS DEVICE WITH IN-PHASE/QUADRATURE (I/Q) DC OFFSET, GAIN AND PHASE IMBALANCE COMPENSATION AND RELATED METHOD - A DC offset estimator and removal circuit removes the DC offsets for each of the I and Q signal components in a received signal. A gain imbalance estimator and compensator circuit estimates and compensates for gain imbalances within the I and Q signal components. A phase imbalance estimator and compensator circuit estimates and compensates for phase imbalances within the I and Q signal components to produce a communications signal that is compensated for received DC offsets and gain and phase imbalances within the I and Q signal components. | 08-26-2010 |
20100232326 | MOBILE AD-HOC NETWORK HAVING INTERFERENCE MITIGATION AND RELATED METHODS - A mobile ad-hoc network (MANET) may include mobile nodes establishing wireless communications links therebetween. The mobile nodes may communicate based upon an avalanche or relay communications protocol. Each mobile node may comprise a wireless transceiver, and a decorrelation filter cooperating therewith for reducing interference from other mobile nodes. For example, the decorrelation filter also reduces one or more of multi-path interference from other mobile nodes or narrow band interference from other sources. | 09-16-2010 |
20110028109 | WIRELESS COMMUNICATIONS DEVICE WITH WHITE GAUSSIAN NOISE GENERATOR AND RELATED METHODS - A wireless communications device may include a wireless transmitter, a modulator connected to the wireless transmitter, and a white Gaussian noise generator connected to the modulator. The white Gaussian noise generator may include at least one pseudorandom number generator, and a fast Walsh transform module for generating white Gaussian noise based upon the pseudorandom numbers. | 02-03-2011 |
20110228822 | SPECTRAL SMOOTHING WIRELESS COMMUNICATIONS DEVICE AND ASSOCIATED METHODS - A wireless communication device operates in a wireless communications system including a plurality of wireless communication devices and communicates over a wireless medium. The wireless communication device includes an antenna, a transceiver coupled to the antenna, and a controller to cooperate with the transceiver. The controller is configured to generate and transmit a waveform having a waveform frame format including data blocks and repeating training blocks, and to modulate the repeating training blocks to reduce spectral artifacts. The controller may be configured to modulate the repeating training blocks with a pseudo-random phase, a frequency offset or with an amplitude modulation, for example. | 09-22-2011 |
20110237205 | WIRELESS COMMUNICATIONS DEVICE WITH WAVEFORM CONFIGURATION AND RELATED METHODS - A mobile wireless communications device may include an antenna, a transceiver coupled to the antenna, and a controller coupled to the transceiver. The controller may be configured to determine a received signal characteristic, and to configure parameters of a waveform for adjacent forward transmission blocks to be transmitted as sequential forward transmission blocks and based upon the received signal characteristic. Each forward transmission block may have a preamble portion and an associated body portion. The controller may be further configured to set the preamble portion of each forward transmission block to communicate the parameters of the configured waveform. | 09-29-2011 |
20120040618 | HIGH FREQUENCY AUTOMATIC LINK ESTABLISHMENT COMMUNICATION SYSTEM WITH WIDEBAND PROBE AND RELATED METHOD - An HF radio ALE communication system may include a first HF radio communications device including a first HF radio transceiver and a first controller coupled thereto, and a second HF radio communications device including a second HF radio transceiver and a second controller coupled thereto. The first controller may cooperate with the first HF radio transceiver and may be configured to use ALE to establish a narrowband communication link with the second HF radio communications device, and to communicate a wideband message probe to the second HF radio communications device. The second controller may cooperate with the second HF radio transceiver and may be configured to determine at least one channel characteristic based upon the wideband message probe. The first controller may cooperate with the first HF radio transceiver and may be configured to update the narrowband communication link based upon the at least one channel characteristic. | 02-16-2012 |
20130252558 | COMMUNICATIONS DEVICE WITH SELECTIVE SPECTRUM ASSIGNMENT AND RELATED METHODS - A communications device may include a wireless radio frequency (RF) transceiver, and a controller coupled to the wireless RF transceiver. The controller may be configured to determine received signal characteristics and perform a spectral estimation operation associated with a frequency spectrum on the received signal characteristics, determine a channel selection method characteristic associated with a channel in the frequency spectrum including channels, generate statistical values for each channel based upon the received signal characteristics, and select a portion of the frequency spectrum for a signal to be transmitted by the wireless RF transceiver based upon the spectral estimation operation, the statistical values, and the channel selection method characteristic. | 09-26-2013 |
20150038099 | DIRECT CONVERSION RECEIVER DEVICE WITH FIRST AND SECOND STAGES AND RELATED METHODS - A direct conversion receiver device may receive I and Q signals. The direct conversion receiver device may include a blind IQ balance circuit configured to balance the I and Q signals without a pilot signal, and a mixer coupled to the blind IQ balance circuit and configured to generate I and Q baseband signals using an operational frequency, the operational frequency being based upon bandwidth and modulation of the I and Q signals. The blind IQ balance circuit may include a first stage configured to generate an intermediate amplitude balanced Q signal based upon the I and Q signals, and a second stage coupled to the first stage and configured to generate phased balanced I and Q signals based upon the intermediate amplitude balanced Q signal and the I signal. | 02-05-2015 |