NORTHROP GRUMMAN SYSTEMS CORPORATION Patent applications |
Patent application number | Title | Published |
20160137290 | RECESSED LIFT SPOILER ASSEMBLY FOR AIRFOILS - A spoiler assembly is provided that is engageable to a UAV that defines a body, an outer surface and an inner surface. The spoiler assembly comprises a spoiler, translatably connected to the UAV inner surface adjacent a first portion of the spoiler aperture. The spoiler defines an upper surface and an outer surface, the upper surface being substantially the same size and shape as the spoiler aperture. A spoiler shroud is connected to the UAV inner surface and extends within the UAV body about at least a portion of the spoiler aperture. A spoiler activating mechanism is secured to the UAV inner surface and connected the spoiler lower surface. The mechanism is operative to translate the spoiler between a first position wherein the spoiler upper surface is substantially flush with the UAV outer surface, and second a position, wherein the spoiler upper surface is disposed substantially within the UAV body. | 05-19-2016 |
20160127690 | AREA MONITORING SYSTEM IMPLEMENTING A VIRTUAL ENVIRONMENT - An area monitoring system includes a camera to monitor a region of interest and provide real-time video data corresponding to real-time video images of the region of interest. A memory stores data associated with a rendered virtual environment associated with a geographic region that includes the region of interest. An image processor combines the real-time video data and the data associated with the virtual environment to generate image data. A user interface enables a user to navigate the virtual environment via inputs and displays the image data based on a location perspective corresponding to a viewing perspective of the user at a given virtual location within the virtual environment. The image processor superimposes the video images of the region of interest onto the virtual environment in the image data at a location and an orientation associated with the location perspective of the user within the virtual environment. | 05-05-2016 |
20160126340 | MULTICHANNEL DEVICES WITH IMPROVED PERFORMANCE AND METHODS OF MAKING THE SAME - A transistor device is provided that comprises a base structure, and a superlattice structure overlying the base structure and comprising a multichannel ridge having sloping sidewalls. The multichannel ridge comprises a plurality of heterostructures that each form a channel of the multichannel ridge, wherein a parameter of at least one of the heterostructures is varied relative to other heterostructures of the plurality of heterostructures. The transistor device further comprises a three-sided gate contact that wraps around and substantially surrounds the top and sides of the multichannel ridge along at least a portion of its depth. | 05-05-2016 |
20160125309 | MIXED COUPLING BETWEEN A QUBIT AND RESONATOR - Quantum systems are provided, including a qubit and a transmission line resonator having an associated resonant wavelength. A coupling capacitor is configured to capacitively couple the qubit to the transmission line resonator. A transformer is configured to inductively couple the qubit to the transmission line resonator. A selected one of an associated capacitance of the coupling capacitor and an associated mutual inductance of the transformer is a function of a location of the qubit along the transmission line resonator. | 05-05-2016 |
20160125102 | RECIPROCAL QUANTUM LOGIC (RQL) CIRCUIT SYNTHESIS - One embodiment of the invention includes a method for generating a Reciprocal Quantum Logic (RQL) circuit design via a synthesis tool. The method includes providing data associated with behavior and constraints of the RQL circuit design and a component library to the synthesis tool. The method also includes generating an RQL netlist circuit comprising a flip-flop device placeholder and a circuit system coupled to at least one of an input and an output of the flip-flop device placeholder via the synthesis tool based on the data and a component library. The method also includes separating the circuit system into circuit subsystems that are each associated with a separate respective phase of a clock signal via the synthesis tool based on inputs. The method further includes removing the flip-flop device placeholder from the RQL netlist circuit via the synthesis tool to generate the RQL circuit design from the RQL netlist circuit. | 05-05-2016 |
20160107745 | COLLAPSIBLE AIRFOIL SPOOLED RETRACTABLE ROTOR - A retractable rotor system for an aircraft includes a rotor blade with a leading edge, a trailing edge, and an internal collapsible web. The leading edge includes a flexible portion whose lower edge contacts but is not structurally joined to the lower skin. When the leading edge is peeled forward from the lower skin, the blade elastically collapses to the thickness of its constituent layers. The rotor blade extends through a support frame connectable to the aircraft to secure the rotor blade to a spool. Rotating the spool retracts the rotor blade through the support frame while pulling the rotor blade over a fixed actuating member, placing the rotor blade in the collapsed condition and winding the rotor blade onto the spool. Rotating the spool in the opposite direction unwinds the rotor blade from the spool, through the frame, causing the rotor blade to relax into the expanded condition. | 04-21-2016 |
20160104703 | INTEGRATED ENHANCEMENT MODE AND DEPLETION MODE DEVICE STRUCTURE AND METHOD OF MAKING THE SAME - A circuit is provided that includes a castellated channel device that comprises a heterostructure overlying a substrate structure, a castellated channel device area formed in the heterostructure that defines a plurality of ridge channels interleaved between a plurality of trenches, and a three-sided castellated conductive gate contact that extends across the castellated channel device area. The three-sided gate contact substantially surrounds each ridge channel around their tops and their sides to overlap a channel interface of heterostructure of each of the plurality of ridge channels. The three-sided castellated conductive gate contact extends along at least a portion of a length of each ridge channel. | 04-14-2016 |
20160091314 | EFFICIENT PROCESSING OF DOUBLE DIFFERENCED UPDATES IN A KALMAN FILTER - Systems and methods are provided for sequentially updating a Kalman filter in a navigation system. Respective signals from a plurality of transmitters containing range-finding data are received at a plurality of antennas. For each of the plurality of transmitters, a single differenced observable is calculated between a given pair of the plurality of antennas. A common bias, stored as a state in a Kalman filter, is subtracted from the calculated single differenced observable for each of the plurality of transmitters to provide respective double differenced residual values. A plurality of states stored in the Kalman filter are updated using the double differenced residual values. | 03-31-2016 |
20160087599 | SUPERCONDUCTING PHASE-SHIFT SYSTEM - One example includes a superconducting phase-shift system. The system includes an all-pass filter comprising at least one variable inductance element. The all-pass filter can be configured to receive an input signal and to provide the input signal as an output signal that is phase-shifted relative to the input signal based on a variable inductance provided by each of the at least one variable inductance element. The system can further include a phase controller configured to provide a phase-control current to control the variable inductance of the at least one variable inductance element based on a characteristic of the phase-control current. | 03-24-2016 |
20160079968 | TUNABLE TRANSMON CIRCUIT ASSEMBLY - Systems and methods are provided for a tunable transmon qubit. The qubit includes a first Josephson junction on a first path between a transmission line and a circuit ground and second and third Josephson junctions arranged in parallel with one another on a second path between the transmission line and the circuit ground to form a direct current superconducting quantum interference device (DC SQUID). The DC SQUID is in parallel with the first Josephson junction. A capacitor is arranged in parallel with the first Josephson junction and the DC SQUID on a third path between the transmission line and the circuit ground as to form, in combination with the first path, an outer loop of the tunable transmon qubit. A bias circuit is configured to provide a constant bias flux to one of the DC SQUID and the outer loop of the tunable transmon qubit. | 03-17-2016 |
20160079244 | MONOLITHIC BI-DIRECTIONAL CURRENT CONDUCTING DEVICE AND METHOD OF MAKING THE SAME - A monolithic bi-directional device provides bi-directional power flow and bi-directional blocking of high-voltages. The device includes a first transistor having a first drain formed over a first channel layer that overlays a substrate, and a second transistor that includes a second drain formed over a second channel layer that overlays the substrate. The substrate forms a common source for both the first transistor and the second transistor. | 03-17-2016 |
20160079019 | PHASE-CHANGE MATERIAL DISTRIBUTED SWITCH SYSTEMS - One embodiment of the invention includes a phase-change material switch. The switch includes a first terminal that receives an input signal and a second terminal. The switch includes an actuation portion that receives a control signal in one of a first state to emit a first heat profile and a second state to emit a second heat profile. The switch further includes a switch portion comprising a phase-change material arranged as a plurality of longitudinal strips that each interconnect the first terminal and the second terminal and that are each in proximity with the actuation portion. The phase-change material can be selectable between a conducting state in response to the first heat profile to conduct an input signal from the first terminal to the second terminal and a blocking state in response to the second heat profile to block the input signal from the first terminal to the second terminal. | 03-17-2016 |
20160071903 | GROUND GRID FOR SUPERCONDUCTING CIRCUITS - One example includes a superconducting circuit. The circuit includes a plurality of layers comprising a first conductor layer and a second conductor layer overlying the first conductor layer, each of the first and second conductor layers comprising at least one signal element. The circuit also includes a ground grid that is conductively coupled to ground and comprises a first plurality of parallel ground lines that occupy the first conductor layer and extend in a first direction and a second plurality of parallel ground lines that occupy the second conductor layer and extend in a second direction that is orthogonal with respect to the first direction. | 03-10-2016 |
20160061746 | COLOR-BASED FOREIGN OBJECT DETECTION SYSTEM - Systems and methods are provided for detecting foreign objects in or on a subject of interest. A first set of images is captured of a sample subject known to be free of foreign objects. A plurality of colors from a defined color palette are classified according to a color content of the first set of images into at least first and second classes. A second set of images of the subject of interest are captured. It is determined that a foreign object is present in or on the subject of interest if a color from the first class is present in the second set of images. | 03-03-2016 |
20160052634 | HELICOPTER ROTOR ICING DETECTION SYSTEM AND METHOD - A system includes a signal monitor to monitor a time rate of change of a revolutions per minute (RPM) trim signal that is received from an RPM command path to control a velocity of a helicopter rotor. An icing detector detects for the presence of ice accumulation on the helicopter rotor by comparing the time rate of change of the RPM trim signal to a predetermined threshold for the time rate of change. | 02-25-2016 |
20160049504 | INTEGRATED MULTICHANNEL AND SINGLE CHANNEL DEVICE STRUCTURE AND METHOD OF MAKING THE SAME - An integrated circuit is disclosed that includes a single channel device having a first portion of a single shared heterostructure overlying a substrate structure in a single channel device area, and a gate contact that is in contact with the first portion of the single shared heterostructure. The integrated circuit also includes a multichannel device comprising a second portion of the single shared heterostructure overlying the substrate structure in a multichannel device area, a barrier layer overlying the second portion of the single shared heterostructure, and a superlattice structure overlying the barrier layer, the superlattice structure comprising a plurality of heterostructures. An isolation region in the single shared heterostructure electrical isolates the single channel device from the multichannel device. | 02-18-2016 |
20160049473 | ALL AROUND CONTACT DEVICE AND METHOD OF MAKING THE SAME - A device is provided that comprises a first pillar disposed in a first region and overlying a base structure, and a second pillar disposed in a second region and overlying the base structure and being spaced apart from the first pillar by a device region. A bridge is disposed in the device region with a first end connected to the first pillar and a second end connected to the second pillar. The bridge includes a top, sides, and a bottom. The bridge is formed from one or more heterostructures with an undercut opening extending from the bottom to an underlying structure. A four-sided conductive contact wraps around and substantially surrounds the bridge around its top, its sides, and its bottom along at least a portion of its length between the first and second end. | 02-18-2016 |
20160034609 | SUPERCONDUCTING CIRCUIT PHYSICAL LAYOUT SYSTEM AND METHOD - Systems and methods are provided for physical layout of superconductor circuits. The physical layout system and method is configured to place and route the superconducting circuits by first placing the gates in the form of gate tiles within unoccupied areas of a predetermined circuit design based on a netlist. Each gate tile type includes a particular gate type and a plurality of unassigned Josephson junctions that can be employed in the gates and/or the active interconnects. Inductive wires are then routed between gates incorporating and assigning the Josephson junctions to produce active interconnects between the I/O terminals of the gates based on connections defined in the netlist. | 02-04-2016 |
20160028007 | PHASE CHANGE MATERIAL SWITCH AND METHOD OF MAKING THE SAME - A phase change material (PCM) switch is disclosed that includes a resistive heater element, and a PCM element proximate the resistive heater element. A thermally conductive electrical insulating barrier layer positioned between the PCM heating element and the resistive heating element, and conductive lines extend from ends of the PCM element and control lines extend from ends of the resistive heater element. | 01-28-2016 |
20160025493 | VIBRATING -MASS GYROSCOPE SYSTEMS AND METHOD - One embodiment of the invention includes a vibrating-mass gyroscope system. A sensor system includes a substantially planar vibrating-mass including opposite first and second surfaces and electrodes that extend longitudinally in a periodic pattern across the first and/or second surfaces. The electrodes include sets of drive and sense electrodes that are capacitively coupled to respective matching sets of drive and sense electrodes associated with a housing and which are separated from and facing the respective first and second surfaces. A gyroscope controller generates a drive signal provided to one of the array of drive electrodes and the substantially matching array of drive electrodes to provide for in-plane periodic oscillatory motion of the vibrating-mass, and generates a force-rebalance signal that is provided to one of the array of sense electrodes and the substantially matching array of sense electrodes to calculate rotation of the vibrating-mass gyroscope system about an input axis. | 01-28-2016 |
20150357448 | BIPOLAR JUNCTION TRANSISTOR DEVICE AND METHOD OF MAKING THE SAME - A method is provided of forming a bipolar transistor device. The method comprises depositing a collector dielectric layer over a substrate in a collector active region, depositing a dielectric anti-reflective (DARC) layer over the collector dielectric layer, dry etching away a base opening in the DARC layer, and wet etching away a portion of the collector dielectric layer in the base opening to provide an extended base opening to the substrate. The method further comprises performing a base deposition to form a base epitaxy region in the extended base opening and extending over first and second portions of the DARC layer that remains as a result of the dry etching away the base opening in the DARC layer, and forming an emitter region over the base epitaxy region. | 12-10-2015 |
20150349780 | HYBRID QUANTUM CIRCUIT ASSEMBLY - Systems and methods are provided for a hybrid qubit circuit assembly is provided. A first plural set of Josephson junctions is arranged in series on a first path between two nodes of a circuit. A second plural set of Josephson junctions is arranged in parallel with one another to form a direct current superconducting quantum interference device (DC SQUID). The DC SQUID is in parallel with the first plural set of Josephson junctions. A capacitor is in parallel with each of the first plural set of Josephson junctions and the DC SQUID. | 12-03-2015 |
20150346293 | OPTICAL PROBE BEAM STABILIZATION IN AN ATOMIC SENSOR SYSTEM - One example embodiment includes an atomic sensor system. A probe laser generates a probe beam. A first portion of the probe beam is provided through a sensor cell comprising a first alkali vapor to calculate a measurable parameter of the system based on a first detection beam corresponding to the first portion of the probe beam exiting the sensor cell. A second portion of the probe beam can be provided through a stabilization cell that comprises a second vapor. A detection system can be configured to stabilize the frequency of the probe beam in a manner that is on-resonance with respect to an optical transition wavelength of the second alkali vapor and off-resonance with respect to an optical transition wavelength of the first alkali vapor based on a second detection beam corresponding to the second portion of the probe beam exiting the stabilization cell. | 12-03-2015 |
20150346236 | PERFORMANCE OPTIMIZATION OF A DIFFERENTIAL CAPACITANCE BASED MOTION SENSOR - A system includes a capacitance sensor having an inertial proof mass disposed between a first electrode structure and a second electrode structure. A switching system is switchable between providing one of a positive charge pulse and a negative charge pulse to one of the first electrode structure and the second electrode structure. A controller controls the switching of the switching circuit to provide one of the positive charge pulse or the negative charge pulse to the first electrode structure during a first portion of a charge cycle time period and to provide an opposite polarity charge pulse from that provided to the first electrode structure to the second electrode structure during a second portion of the charge cycle time period to generate an error signal with respect to the inertial proof mass of the capacitance sensor. | 12-03-2015 |
20150346078 | APPARATUS AND METHOD FOR ASSISTING WITH FLUID PRESSURE MEASUREMENT - An apparatus for assisting with measurement of a fluid pressure includes a cover layer having a leading cover edge and upper and lower cover surfaces. A cover aperture fluidly connects the upper and lower cover surfaces. A spacer layer has oppositely facing upper and lower spacer surfaces. A cavity has an upper cavity surface, defined by the lower cover surface, which includes the leading cover edge and the cover aperture. A measuring tube is located adjacent to the upper cover surface. The measuring tube includes a tube lumen. When the lower spacer surface is connected to the substrate, the substrate defines a lower cavity surface and extant fluid is present within the cavity. Variable fluid flowing toward the cavity exerts pressure on the extant fluid to generate an extant fluid pressure level which is physically transmitted through the apparatus and made available for measurement as an extant fluid pressure level. | 12-03-2015 |
20150330786 | ATOMIC SENSOR SYSTEM - One embodiment includes an atomic sensor system. The system includes a vapor cell that is sealed to enclose an alkali metal that is spin-polarized by an optical beam. The vapor cell includes a mirror at a distal end. The system also includes an optical system including a photodetector system and a laser that generates the optical beam. The optical beam is provided into a proximal end of the vapor cell and is reflected back to the photodetector system via the mirror as a reflected optical beam to generate at least one intensity signal. The optical system further includes a control system that modulates a wavelength of the optical beam between an on-resonance wavelength and an off-resonance wavelength with respect to the alkali metal. The system also includes a processor that calculates a measurable parameter associated with the atomic sensor system based on the at least one intensity signal. | 11-19-2015 |
20150316625 | MAGNETIC FIELD TRIMMING IN AN ATOMIC SENSOR SYSTEM - One example embodiment includes an atomic sensor system. The system includes a magnetic field generator configured to generate a magnetic field in a volume. The system also includes a vapor cell arranged within the volume and comprising a polarized alkali metal vapor. The system further includes at least one magnetic field trimming system configured to generate a magnetic field gradient within the vapor cell separate from the magnetic field to provide a substantially uniform collective magnetic field within the vapor cell. | 11-05-2015 |
20150288941 | CONVERTING AN IMAGE FROM A DUAL-BAND SENSOR TO A VISIBLE COLOR IMAGE - One embodiment describes a method for converting a dual-band image to a visible color image. The method includes converting the dual-band image to data in a placeholder image in a placeholder color space. The placeholder color space employs a wavelet-based image fusion technique while mimicking the oppositional color processing technique of the human visual system. The placeholder image is further mapped into visible color space, generating the visible color image. | 10-08-2015 |
20150276927 | ENHANCED IMAGING SYSTEM - One embodiment describes an imaging system. The system includes a first imaging system configured to provide first signals to a target area and to receive first response signals. The system also includes a second imaging system configured to provide second signals to the target area and to receive second response signals. The first and second signals can have separate frequency bands. The system further includes a processor configured to correct the first response signals based on the second response signals, and to generate an image based on the corrected first response signals. | 10-01-2015 |
20150271023 | CLOUD ESTIMATOR TOOL - A cloud estimator tool can be configured to analyze a server configuration profile that characterizes hardware parameters for a node of a potential cloud computing environment and a load profile that characterizes computing load parameters for the potential cloud computing environment to generate a cloud computing configuration for the potential cloud computing environment. The cloud estimator tool determines a performance estimate and a cost estimate for the cloud computing configuration based on the hardware parameters and the computing load parameters characterized in the server configuration profile and the load profile. | 09-24-2015 |
20150263736 | SYSTEMS AND METHODS FOR APPLYING FLUX TO A QUANTUM-COHERENT SUPERCONDUCTING CIRCUIT - Systems and methods are provided for applying flux to a quantum-coherent superconducting circuit. In one example, a system includes a long-Josephson junction (LJJ), an inductive loop coupled to the LJJ and inductively coupled to the quantum-coherent superconducting circuit, and a single flux quantum (SFQ) controller configured to apply a SFQ pulse to a first end of the LJJ that propagates the SFQ pulse to a second end of the LJJ, while also applying a flux quantum to the inductive loop resulting in a first value of control flux being applied to the quantum-coherent superconducting circuit. | 09-17-2015 |
20150255375 | STACKED INTERCONNECT STRUCTURE AND METHOD OF MAKING THE SAME - A method is provided of forming an interconnect structure. The method comprises forming a first dielectric layer overlying a first conductive layer, etching a trench opening in the first dielectric layer, depositing a sacrificial material layer in the trench opening, and forming a second conductive layer overlying the sacrificial layer. The method also comprises forming a via to the sacrificial layer, and performing an etch to remove the sacrificial material layer through the via and leave a resultant air gap between the first conductive layer and the second conductive layer increasing the effective dielectric constant between the first and second conductive layers. | 09-10-2015 |
20150254571 | RECIPROCAL QUANTUM LOGIC COMPARATOR FOR QUBIT READOUT - One aspect of the present invention includes a reciprocal quantum logic (RQL) readout system. The system includes an input stage on which a read pulse is provided and an output stage configured to propagate an output pulse. The system also includes an RQL comparator comprising a first Josephson junction and a second Josephson junction that are coupled to a qubit. A bias current switches between a first Josephson junction in a first quantum state of the qubit and a second Josephson junction in a second quantum state of the qubit. The first Josephson junction triggers to provide the output pulse on the output stage in the first quantum state in response to the read pulse and the second Josephson junction triggers to provide no output pulse on the output stage in the second quantum state in response to the read pulse. | 09-10-2015 |
20150247903 | LINEAR POSITIONING SYSTEM UTILIZING HELICALLY POLARIZED MAGNET - A system includes a helically polarized magnet having a plurality of north and south poles circumferentially and helically patterned along a linear axis. Magnetic flux varies at different positions along a linear path in a direction aligned with the linear axis. A multi-axis magnetometer and/or magnetometer array is configured with at least two sensing coils to detect the position of the helically polarized magnet by sensing the magnetic flux variations at the different positions along the linear path. | 09-03-2015 |
20150244081 | MESH REFLECTOR WITH TRUSS STRUCTURE - A reflector assembly includes a frame centered about a longitudinal axis, a first curved body extending from the frame, and a second curved body extending from the frame and connected to the first curved body for supporting the first curved body. A reflective mesh has an electromagnetically reflective surface and a support structure secures the reflective mesh to the first curved body and spaces the reflective mesh away from the first body towards the second body. | 08-27-2015 |
20150241527 | CUSTOMIZED MAGNETIC SUSCEPTIBILITY MATERIALS - One example includes a method for fabricating a compound material. The method includes providing a first discrete material layer having a first thickness dimension. The first discrete material layer includes a first material having a first magnetic susceptibility. The method also includes depositing a second discrete material layer having a second thickness dimension over the first discrete material layer. The second discrete material layer can include a second material having a second magnetic susceptibility. The relative first and second thickness dimensions can be selected to provide a desired magnetic susceptibility of the compound material. | 08-27-2015 |
20150241217 | NUCLEAR MAGNETIC RESONANCE GYROSCOPE SYSTEM - One embodiment includes a nuclear magnetic resonance (NMR) gyroscope system. The system includes a vapor cell that encloses an alkali metal and a gyromagnetic isotope. The system also includes a magnetic field source that generates a magnetic field aligned with a sensitive axis of the NMR gyroscope system and which is provided through the vapor cell to cause the alkali metal and the gyromagnetic isotope to precess. The system also includes a laser that generates an optical beam that polarizes the alkali metal in the vapor cell to facilitate the precession of the alkali metal and the gyromagnetic isotope. The system further includes an angular rotation sensor configured to calculate a rotation angle about the sensitive axis based on a measured characteristic of a detection beam corresponding to the optical beam exiting the vapor cell, the characteristic being associated with the precession of the gyromagnetic isotope. | 08-27-2015 |
20150236186 | NANO AVALANCHE PHOTODIODE ARCHITECTURE FOR PHOTON DETECTION - An integrated circuit includes a substrate material that includes an epitaxial layer, wherein the substrate material and the epitaxial layer form a first semiconductor material with the epitaxial layer having a first conductivity type. At least one nanowire comprising a second semiconductor material having a second conductivity type doped differently than the first conductivity type of the first semiconductor material forms a junction crossing region with the first semiconductor material. The nanowire and the first semiconductor material form an avalanche photodiode (APD) in the junction crossing region to enable single photon detection. In an alternative configuration, the APD is formed as a p-i-n crossing region where n represents an n-type material, i represents an intrinsic layer, and p represents a p-type material. | 08-20-2015 |
20150225072 | STOWABLE AND DEPLOYABLE UNMANNED AERIAL VEHICLE - An unmanned aerial vehicle (UAV) can be deployed from a small stowed package for flight and stowed back into the package after the flight is complete is disclosed. The UAV is retracted to a volume that is less than half of it's fully deployed volume. This allows the UAV to be transported to any desired field position on a truck or other convenient transportation. The UAV may also be launched from a ship deck. In a further aspect, the flexible deployment of the UAV will allow a single UAV to be used in place of multiple types of UAVs. | 08-13-2015 |
20150225071 | Tilt Wing Aerial Vehicle - A multi-engine aircraft is disclosed which is convertible from horizontal flight mode to a vertical flight mode. The aircraft comprises an aircraft fuselage defining a fuselage longitudinal axis, and the first and second wing attached to the fuselage. Each wing defines first and second wing segments. The first segments are translatable about the fuselage longitudinal axis, from a horizontal mode position adjacent the second wing segments to vertical fight mode wherein the first wing segment are substantially offset from the second wing segments. An aircraft propulsion unit is attached to each of the first and second wing segments. The propulsion units attached to a common wing being disposed in substantial axial alignment when the aircraft operates in a horizontal flight mode, and being substantially offset when the aircraft operates in a vertical flight mode. A senor unit is connected to a forward portion of the fuselage. | 08-13-2015 |
20150210979 | SCAFFOLD-FREE TISSUE ENGINEERING USING FIELD INDUCED FORCES - A system and method for providing tissue regeneration without the use of scaffolds. The system includes a vessel that contains a fluid suitable for enhancing the tissue regeneration process. An acoustic transducer is provided at one end of the vessel and a reflector is provided at an opposite end of the vessel. The transducer provides an acoustic signal that creates standing acoustic fields in the vessel that confine human cells within the fluid into a plurality of cell sheets. A system of electrodes provides dielectrophoretic forces within the vessel to create cellular chain arrays to provide vascularization for the tissue. | 07-30-2015 |
20150204668 | ADAPTIVE INERTIAL MEASUREMENT SYSTEM AND METHOD - A control system includes a processor that operates one or more control loops that enable gyroscopic angular measurement for an inertial measurement unit (IMU). Each of the one or more control loops operates over a range of set points defined for each of the respective control loops. A dynamic loop adjuster receives environmental input data to determine environmental conditions for the IMU. The dynamic loop adjuster alters at least one of the set points for at least one of the one or more control loops operated by the processor based on the determined environmental conditions. | 07-23-2015 |
20150198703 | POLARIZED MILLIMETER WAVE IMAGING SYSTEM AND METHOD - A detection system includes a polarization analyzer that generates one or more null detection values if an object is sensed in a received millimeter wave (MMW) brightness temperature data set. The polarization analyzer analyzes a polarization parameter in the received MMW brightness temperature data set to generate the one or more null detection values. An object detector detects if the object is present based on a comparison of the one or more null detection values to a predetermined threshold. A singular value decomposition (SVD) unit is enabled by the object detector to decompose the MMW brightness temperature data set into a plurality of image layers. Each image layer includes at least one feature of a scene. An identification unit analyzes the plurality of image layers from the SVD unit to determine a shape or a location of the object from the scene. | 07-16-2015 |
20150198184 | FORCE-COMPENSATED MECHANICAL PRESSURE VESSEL FEEDTHROUGH - A mechanical feedthrough for a pressure vessel having an outer wall including a cylinder extending through the outer wall. A piston is positioned within and movable relative to the cylinder to transmit at least one of rotational and axial movement through the outer wall of the pressure vessel. A flange of the piston engages a wall of the cylinder to define first and second pressure cavities on opposing sides of the flange. A first fluid passageway fluidly connects the first pressure cavity with a low pressure side of the outer wall such that low pressure forces acting on the piston are counteracted by low pressure forces acting on the flange. A second fluid passageway fluidly connects the second pressure cavity with a high pressure side of the outer wall such that high pressure forces acting on the piston are counteracted by high pressure forces acting on the flange. | 07-16-2015 |
20150194733 | MESH REFLECTOR WITH TRUSS STRUCTURE - A reflector assembly includes a frame centered about a longitudinal axis and having a first height along the axis. A curved body extends from the frame and has a second height along the longitudinal axis could be greater than the first height. A stretchable membrane has an electromagnetically reflective surface and is secured to the curved body. | 07-09-2015 |
20150193917 | ARTIFICIAL VISION SYSTEM - One aspect of the present invention includes artificial vision system. The system includes an image system comprising a video source that is configured to capture sequential frames of image data of non-visible light and at least one processor configured as an image processing system. The image processing system includes a wavelet enhancement component configured to normalize each pixel of each of the sequential frames of image data and to decompose the normalized image data into a plurality of wavelet frequency bands. The image processing system also includes a video processor configured to convert the plurality of wavelet frequency bands in the sequential frames into respective visible color images. The system also includes a video display system configured to display the visible color images. | 07-09-2015 |
20150186791 | METHODS OF INCREASING FIDELITY OF QUANTUM OPERATIONS - Systems and methods are provided for improving fidelity of a quantum operation on a quantum bit of interest. A controlled quantum gate operation, controlled by the quantum bit of interest, id performed on an ancillary quantum bit. An energy state of the ancillary quantum bit is measured to facilitate the improvement of the fidelity of the quantum operation. | 07-02-2015 |
20150162322 | BIPOLAR JUNCTION TRANSISTOR DEVICE AND METHOD OF MAKING THE SAME - A method is provided of forming a bipolar transistor device. The method comprises depositing a collector dielectric layer over a substrate in a collector active region, depositing a dielectric anti-reflective (DARC) layer over the collector dielectric layer, dry etching away a base opening in the DARC layer, and wet etching away a portion of the collector dielectric layer in the base opening to provide an extended base opening to the substrate. The method further comprises performing a base deposition to form a base epitaxy region in the extended base opening and extending over first and second portions of the DARC layer that remains as a result of the dry etching away the base opening in the DARC layer, and forming an emitter region over the base epitaxy region. | 06-11-2015 |
20150160257 | OPTICAL ACCELEROMETER SYSTEMS AND METHOD - An example optical accelerometer system is provided. An optical beam is provided having a predefined center frequency and is frequency-modulated about the predefined center frequency. An optical cavity includes a first mirror at a first end and a second mirror at a second end of the optical cavity. The second mirror is movable along the axial length of the optical cavity in response to an external acceleration, and the optical cavity receives the optical beam and emits a resonated optical beam. An acceleration detection system measures an intensity of the resonated optical beam and calculates a magnitude of the external acceleration along the axial length of the optical cavity based on the intensity of the resonated optical beam resulting from motion of the second mirror. A stabilization system stabilizes the predefined center frequency of the optical beam independently of the external acceleration based on the modulation of the optical beam. | 06-11-2015 |
20150149119 | WAVELET BASED MONITORING OF SYSTEM PARAMETERS - Systems and methods are provided for monitoring parameters within a system. A plurality of sensors each monitor at least one parameter associated with the system. A controller is configured to receive a signal representing the monitored at least one parameter from each of the plurality of sensors and adjust a function of the system based on the received signal. Respective discrete wavelet transform components are associated with each of the plurality of sensors. Each of the discrete wavelet transform components is configured to provide a set of discrete wavelet transform coefficients, representing a content of the signal for its associated sensor, to a discrete wavelet transform monitoring component. | 05-28-2015 |
20150124391 | COMPACT MEMORY DEVICE - A memory device comprising a temperature sensor mounted on a surface of a substrate, the temperature sensor in electrical communication with a heating element and configured to activate the heating element in response to detecting a temperature below a predetermined temperature threshold. The heating element is in thermal communication with a solid state memory configured to store computer readable data. A universal serial bus (USB) driver is also mounted to the substrate, in electrical communication with the memory, and configured to communicate with another USB device via a USB channel in order to transfer data to and from the memory. The memory device can be enclosed in a protective backshell canister connected to the MIL-DTL-38999 type connector to provide a fully ruggedized, fully sealed device to withstand and operate effectively in extreme environmental conditions. | 05-07-2015 |
20150122994 | PASSIVE MILLIMETER WAVE IMAGE CONVERTER - An imaging system is provided. The system includes a receiver to passively receive a millimeter wave (MMW) power level input from a scene and generates an analog output signal. A driver circuit receives the analog output signal and generates a drive output signal based on the amplitude of the analog output signal. A wavelength converter generates a light intensity output is a replica of a portion of the scene associated with the MMW power level input at a different wavelength range than the MMW power level input wavelength range. | 05-07-2015 |
20150116146 | ANOMALY DETECTION USING AN ANTENNA BASELINE CONSTRAINT - Systems and methods are provided for monitoring carrier phase anomalies in a range finding system. A relative carrier phase between first and second antennas is predicted as a function of a relative position between the two antennas. A relative carrier phase between the first and second receivers is measured based upon at least one transmitted signal received at each of the first and second antennas. An anomaly detection metric is calculated as a difference between the measured relative carrier phase and the predicted relative carrier phase. It is then determined if an anomaly is present according to the anomaly detection metric. | 04-30-2015 |
20150115998 | EFFICIENT RESOURCE STATE DISTILLATION - Systems and methods are provided for generating at least one high fidelity resource state. A classical code and punctured to provide a first set of generators and a second set of generators. The first set of generators is mapped to a set of stabilizer generators, and the second set of generators is mapped to a set of logical operators. A set of resource states are prepared in physical qubits. A decoding process is performed on the resource states according to a quantum code represented by the set of stabilizer generators and the set of logical operators, and qubits corresponding to the stabilizers are measured. | 04-30-2015 |
20150102973 | REFLECTARRAY ANTENNA SYSTEM - One embodiment describes a reflectarray antenna system. The system includes an antenna feed configured to at least one of transmit and receive a wireless signal occupying a frequency band. The system also includes a reflector comprising a reflectarray. The reflectarray includes a plurality of reflectarray elements, where each of the reflectarray elements includes a dipole element. The dipole element of at least a portion of the plurality of reflectarray elements comprises a crossed-dipole portion and a looped-dipole portion. The plurality of reflectarray elements can be configured to selectively phase-delay the wireless signal to provide the wireless signal as a coherent beam. | 04-16-2015 |
20150098705 | EXTENDED RANGE UNDERSEA COMMUNICATION SYSTEM - A transmitter includes an ultraviolet (UV) encoder conversion block that receives network data from a network interface to generate a conversion output. The UV conversion block converts the network data to a modulated signal that drives a plurality of multi-spectrum sources to generate the conversion output. A wave front optical component receives the conversion output from the UV conversion block and generates an output beam. The wave front optical component employs refraction compensation to mitigate absorption and scattering of the output beam in a liquid medium. An isotropic transmitter cluster transmits the output beam received from the wave front optical component as photon energy in the liquid medium. The isotropic transmitter cluster includes at least two transmitting nodes to facilitate transmission of the photon energy in a plurality of directions in the liquid medium. | 04-09-2015 |
20150098002 | OPTICAL SYSTEMS AND METHODS - Systems and methods are provided for optical systems and methods. A compact optical system can include a fore optical assembly, an aft optical assembly, and a phase corrector plate located between the fore optical assembly and the aft optical assembly. The phase corrector plate can have a substantially flat first surface and a set of high order aspherical coefficients on the second surface. In one aspect, the fore optical assembly and the aft optical assembly comprise achromatic doublets, apochromatic triplets, or a combination of elements. In another aspect, a surface of the phase corrector plate is located near or at an optical stop. | 04-09-2015 |
20150094207 | PHASE HYSTERETIC MAGNETIC JOSEPHSON JUNCTION MEMORY CELL - One embodiment describes a memory cell. The memory cell includes a phase hysteretic magnetic Josephson junction (PHMJJ) that is configured to store one of a first binary logic state corresponding to a binary logic-1 state and a second binary logic state corresponding to a binary logic-0 state in response to a write current and to generate a superconducting phase based on the stored digital state. The memory cell also includes at least one Josephson junction having a critical current that is based on the superconducting phase of the PHMJJ and being configured to provide an output corresponding to the stored digital state in response to a read current. | 04-02-2015 |
20150092465 | JOSEPHSON AC/DC CONVERTER SYSTEMS AND METHOD - One embodiment describes an AC/DC converter system. The system includes a flux-shuttle loop that is inductively coupled with an AC input signal. The system also includes a plurality of Josephson junctions spaced about the flux shuttle loop that are configured to sequentially trigger in response to the AC input signal and to provide a single-flux quantum (SFQ) pulse that moves sequentially around the flux-shuttle loop that results in a DC output signal being provided through an output inductor. | 04-02-2015 |
20150084821 | ANTENNA FOR MULTIPLE FREQUENCY BANDS - An exemplary embodiment of an antenna in accordance with the present invention utilizes a sub-reflector and a main reflector with each of them having its own focal-ring type geometry. The antenna cooperates with a signal transmission feed disposed at the center of the antenna axis between the first and main reflectors to emit radio signals towards the sub-reflector. The sub-reflector reflects radio waves towards a main reflector which in turn reflects the radio waves to form the beam pattern emitted by the antenna. The reflecting surface of the sub-reflector is formed by a portion of an axially-displaced ellipse rotated about the antenna axis. The reflecting surface of the main reflector is defined by a section of a parabola rotated about the antenna axis to form a reflecting surface that concavely slopes away from the antenna axis. An embodiment of the antenna provides a wide coverage conical beam with selectable beam peaks that operate over a 2.25:1 frequency band range and provides substantially iso-flux beam density. | 03-26-2015 |
20150069987 | POWER SUPPLY SYSTEMS AND METHODS - One example of generating a clock signal via an oscillator system includes increasing a first comparison voltage at a first comparison node from a first magnitude to a second magnitude in response to a clock signal. A second comparison voltage is increased at a second comparison node from the first magnitude to the second magnitude in response to the clock signal. The clock signal changes state in response to the second comparison voltage increasing to a magnitude that is greater than the first comparison voltage. The first comparison voltage decreases from the second magnitude to the first magnitude in response to the clock signal. The second comparison voltage decreases from the second magnitude to the first magnitude in response to the clock signal. The clock signal changes state in response to the second comparison voltage decreasing to a magnitude that is less than the first comparison voltage. | 03-12-2015 |
20150060756 | OPTICAL-MICROWAVE-QUANTUM TRANSDUCER - An optical-microwave-quantum transducer can include a tapered optical fiber configured to transmit and receive optical signals. The optical-microwave-quantum transducer can also include a cantilever that can include an optical cavity that includes a nanophotonic crystal. The optical cavity can be configured to provide mechanical excitation in response to electromagnetic excitation induced by photons emitted from the tapered optical fiber. The cantilever can also include a mechanical coupler that is configured to induce electrical modulation onto a superconducting cavity in response to the mechanical excitation. The mechanical coupler can also be configured to provide mechanical excitation in response to electromagnetic excitation induced by photons from the superconducting cavity. The optical cavity can further be configured to provide electromagnetic excitation that induces optical modulation on the tapered optical fiber in response to the mechanical excitation. | 03-05-2015 |
20150060650 | OPTICAL-MICROWAVE-QUANTUM TRANSDUCER - An optical-microwave-quantum transducer can include a first nanophotonic slab and a second nanophotonic slab. Each of the first and second nanophotonic slabs can include an optical region and a superconducting region. The first nanophotonic slab can include a pair of torsional beams anchored to a substrate to allow relative rotation between the first and second nanophotonic slabs about an axis of rotation. The optical-microwave-quantum transducer can include a gap between the optical region of the first and second nanophotonic slabs that forms an optical cavity in response to an optical signal, wherein the optical cavity can induce mechanical oscillation of the first nanophotonic slab about the axis of rotation. The mechanical oscillation can induce electrical modulation on a superconducting cavity coupled to the superconducting regions of the first and second nanophotonic slabs. | 03-05-2015 |
20150042327 | PROBE BEAM FREQUENCY STABILIZATION IN AN ATOMIC SENSOR SYSTEM - An atomic sensor system includes a magnetic field generator configured to generate a magnetic field along an axis and a probe laser configured to generate an optical probe beam. Beam optics direct the optical probe beam through a sensor cell comprising an alkali metal vapor such that the optical probe beam has at least a vector component along the axis. The system also includes detection optics comprising a photodetector assembly configured to measure a Faraday rotation associated with the optical probe beam exiting the sensor cell and to generate a feedback signal based on the Faraday rotation associated with the optical probe beam exiting the sensor cell. The system further includes a laser controller configured to modulate a frequency of the optical probe beam about a center frequency and to substantially stabilize the center frequency of the optical probe beam based on the feedback signal. | 02-12-2015 |
20150036218 | HYBRID DIFFRACTIVE OPTICAL ELEMENT AND SPECTRAL BEAM COMBINATION GRATING - An integrated optical device that combines a diffractive optical element (DOE) to provide beam combining for coherent beams and a spectral beam combination (SBC) grating for combining beams of differing wavelengths. The device includes a substrate where a periodic pattern for the DOE is formed in the top surface of the substrate in a first direction. A plurality of reflective layers are deposited on the substrate over the periodic pattern so that the layers follow the shape of the pattern. A top dielectric layer is deposited on the plurality of reflective layers so that the top dielectric layer also follows the shape of the periodic pattern. A periodic grating for the SBC is formed into the top dielectric layer in a second direction substantially orthogonal to the first direction. | 02-05-2015 |
20150035503 | POWER SUPPLY SYSTEMS AND METHODS - One aspect includes power supply systems. The system includes an error amplifier system configured to generate an error voltage based on a feedback voltage of the power supply system relative to a reference voltage. The system also includes a PWM generator comprising a comparator configured to generate a PWM signal based on the error voltage and a ramp signal. The system further includes a power stage configured to generate the output voltage based on the PWM signal, the power stage comprising a transconductance amplifier configured to generate a temperature-compensated sense current associated with a magnitude of an output current associated with power stage. The ramp signal being generated based on the temperature-compensated sense current. | 02-05-2015 |
20150035502 | POWER SUPPLY SYSTEMS AND METHODS - Aspects include a power supply system. The system includes an oscillator system configured to generate a clock signal at a clock node. The oscillator system includes a comparator configured to compare a first variable voltage at a first comparator node and a second variable voltage at a second comparator node. The first and second variable voltages can have respective magnitudes that are based on a state of the clock signal. The system also includes a pulse-width modulation (PWM) generator configured to generate a PWM signal based on an error voltage and the clock signal. The system further includes a power stage configured to generate an output voltage based on the PWM signal. | 02-05-2015 |
20140375957 | DISCRETE AREA CIRCUIT BOARD IMAGE PROJECTION SYSTEM AND METHOD - A discrete area circuit board projection system is provided. The system comprises a controller that executes a circuit board discrete area program based on a circuit layout and generates video signals associated with images of components and/or pins to be displayed in a discrete area location of a circuit board assembly, and a display system that receives the video signal and displays the images of components and/or pins in the discrete area location of the circuit board assembly to facilitate at least one of assembly, test and diagnostic repair of the circuit board assembly. | 12-25-2014 |
20140357493 | QUANTUM BITS AND METHODS OF FORMING THE SAME - A Josephson junction (JJ) quantum bit (qubits) arranged on a substrate is provided. In one embodiment, each qubit comprises a dielectric layer, a superconductor base layer portion underlying the dielectric layer and a first dielectric diffused region adjacent a dielectric layer/superconductor base layer portion junction. The qubit further comprise a superconductor mesa layer portion overlying the dielectric layer and having a second dielectric diffused region adjacent a dielectric layer/superconductor mesa layer portion junction, the first and second dielectric diffused regions mitigating further diffusion from other semiconductor processes on the plurality of qubits. | 12-04-2014 |
20140323076 | WIDEBAND TUNABLE NOTCH CANCELLATION - A system and method for wideband tunable notch cancellation that is passive and does not require feedback or feed forward circuitry. An input spectrum containing interference is split into two signals that are 180 degrees out of phase with each other. The preferred signal is filtered out of the 180 degree out of phase signal using a notch filter while the original signal is sent through a delay line. Then the two signals are summed with a power summer so that the interference signals that are 180 degrees out of phase with those in the original signal are cancelled out and the preferred signal remains. The notch filter is tunable to different preferred signals. | 10-30-2014 |
20140282608 | MOBILE APPLICATIONS ARCHITECTURE - A system and method for sharing data and resources among a plurality of applications on a mobile device is disclosed. Embodiments provide a mobile applications architecture that is able to link applications and share the linked applications simultaneously on an Android (or other operating system) mobile device such as a smart phone or table computer. The mobile applications architecture creates a framework that provides an easy interface for third-party applications to quickly integrate and leverage already constructed components and sharing of data among multiple third-party applications thereby reducing the complexity of newly developed capabilities for mobile applications architecture on not just a single device, but multiple devices. | 09-18-2014 |
20140282367 | SYSTEM AND METHOD FOR AUTOMATED WEB PROCESSING SERVICE WORKFLOW BUILDING AND APPLICATION CREATION - A system and method for automated web processing service (WPS) workflow building and application creation are disclosed. Embodiments provide a web-based, graphical (e.g., HTML5/JavaScript-based) interface that is used to connect to WPS instances, view, edit and execute WPS processes, and chain together multiple WPS processes into an executable process workflow. The WPS chain links various processes to create a workflow for execution. Using this tool, WPS process execution requests may be serialized, saved, and loaded. Embodiments provide an easy way for analysts to chain multiple processes together to create advanced workflows without needing to write code. Embodiments make the process of connecting different WPSs simpler by allowing users to chain processes to form new workflows on-the-fly without the need to write code. Embodiments allow users to create new applications (apps) on-the-fly based on WPS workflows or chains without the need to write code. | 09-18-2014 |
20140281578 | SYSTEM AND METHOD FOR SECURE DATABASE QUERIES - Disclosed are a system and method of performing secure computations on a protected database. Embodiments of the method provide, in a secure processor, a database of cryptographically hashed values based on a database of cleartext values, receive a cryptographically hashed query value as input into the secure processor wherein the query value is a hash of a cleartext value that corresponds to a cleartext query, perform a comparison operation within the secure processor to determine the presence of the hashed query value within the database of cryptographically hashed values and provide the results of the comparison operation to an external interface of the secure processor, wherein the contents of the database of cryptographically hashed values and the comparison operations are encapsulated within the secure processor and unexposed externally therefrom. | 09-18-2014 |
20140279721 | LEARNING HEALTH SYSTEMS AND METHODS - A learning health system and associated methods are provided. Biochemical assays are conducted at scheduled intervals on blood samples taken from an individual to provide, for each of a plurality of biochemical parameters, a time series of values representing the individual. Clinical parameters associated with the individual are extracted from a knowledge base. Genomic parameters are determined for the individual. An expected time series is calculated for each of a plural subset of the plurality of biochemical parameters from at least the clinical parameters and the genomic parameters. For each of the plural subset of biochemical parameters, the time series of values representing the individual is compared to the calculated expected time series to determine a likelihood of each of a plurality of conditions for the individual. The likelihood of at least one of the plurality of conditions is communicated to a user. | 09-18-2014 |
20140278624 | System and Method For Automatically Disseminating Information And Queries Concerning External Organizations To Relevant Employees - A system and method for automatically disseminating information and queries concerning external organizations to relevant employees is disclosed. Embodiments provide a mechanism for automatically disseminating information and queries concerning an external organizational entity (such as a partner, vendor, or customer) to those and only those staff members in an organization for whom the information or query may be relevant. The method comprises filtering incoming and outgoing messages. The filtering identifies a domain name associated with a sender of each incoming message or a recipient of each outgoing message. The method also comprises determining whether the identified domain name exists in an index. Such dissemination may take place through the system automatically forwarding relevant email or automatically through an interface to be used by the initiator of the information or query. Employees may trigger the dissemination via tagging the relevant email with the domain of the external organizational entity. | 09-18-2014 |
20140268465 | SYSTEM AND METHOD FOR PROVIDING OPTICALLY TRIGGERED CIRCUIT BREAKER - A system/method for providing an optically triggered circuit breaker is provided. The system comprises a junction field-effect transistor (JFET) and gate drive coupled to the JFET's gate. The gate drive applies voltage bias (V | 09-18-2014 |
20140268306 | DISTRIBUTED THERMAL SYSTEM FOR NONLINEAR OPTICAL FREQUENCY CONVERSION - A laser frequency converter includes a first substrate material forming a first planar surface that includes a first nonlinear material situated along a portion of the first planar surface of the first substrate material to perform a frequency conversion of a laser signal. The frequency converter includes a second substrate material forming a second planar surface and separated by a distance from the first planar surface of the first substrate material. The second substrate material includes a second nonlinear material situated along a portion of the second planar surface of the second substrate material to perform the frequency conversion of the laser signal in conjunction with the first non-linear material. The second nonlinear material is offset from the first nonlinear material along an axis of propagation for the laser signal. | 09-18-2014 |
20140267852 | STARING FOCAL PLANE SENSOR SYSTEMS AND METHODS FOR IMAGING LARGE DYNAMIC RANGE SCENES - A focal plane staring sensor is provided that includes an M×N sensor, where M is a number of rows of sensor pixels in the sensor and N is a number of columns of sensor pixels in the sensor, where M and N are integers greater than one. A control circuit samples in each sensor pixel value for each sensor pixel of the M×N sensor at a plurality of different integration times corresponding to an amount of time that a photonic charge can be acquired in each sensor pixel of the M×N sensor, wherein the control circuit selects in each sensor pixel one sample from a set of samples to generate a scaled value to facilitate an equalization of a signal to noise ratio between the sensor pixels. | 09-18-2014 |
20140266867 | ADAPTIVE CODED MODULATION IN LOW EARTH ORBIT SATELLITE COMMUNICATION SYSTEM - A method and system for providing adaptive coded modulation in LEO satellite communication system is provided. The received power signal at the receiver is predicted by the LEO satellite transmitter without using channel feedback from the receiver. The receiver rapidly detects changes in transmission rate and changes its demodulation rate in tandem with the LEO satellite. Certain conditions that vary slowly, such as local weather and ground moisture level, are provided to the transmitter from the receiver at a much slower rate than that used in normal data communications. | 09-18-2014 |
20140266300 | PHASE-CHANGE MATERIAL RECONFIGURABLE CIRCUITS - One embodiment of the invention includes a reconfigurable circuit comprising a phase-change material switch. The phase-change material switch includes an actuation portion configured to receive a control signal having one of a first state and a second state and to emit a first heat profile in response to the first state of the control signal and a second heat profile in response to the second state of the control signal. The phase-change material switch also includes a switch portion comprising a phase-change material in proximity with the actuation portion. The switch portion can be selectable between a conducting state in response to the first heat profile to conduct an input signal from an input to an output of the phase-change material switch and a blocking state in response to the second heat profile to substantially block the input signal from the input to the output. | 09-18-2014 |
20140264448 | METHOD OF FORMING A GATE CONTACT - A method is provided for forming a gate contact for a compound semiconductor device. The gate contact is formed from a gate contact portion and a top or wing contact portion. The method allows for the tunablity of the size of the wing contact portion, while retaining the size of the gate contact portion based on a desired operational frequency. This is accomplished by providing for one or more additional conductive material processes on the wing contact portion to increase the cross-sectional area of the wing contact portion reducing the gate resistance, while maintaing the length of the gate contact portion to maintain the operating frequency of the device. | 09-18-2014 |
20140264273 | SUPERLATTICE CRENELATED GATE FIELD EFFECT TRANSISTOR - The present invention is directed to a device comprising an epitaxial structure comprising a superlattice structure having an uppermost 2DxG channel, a lowermost 2DxG channel and at least one intermediate 2DxG channel located between the uppermost and lowermost 2DxG channels, source and drain electrodes operatively connected to each of the 2DxG channels, and a plurality of trenches located between the source and drain electrodes. Each trench has length, width and depth dimensions defining a first sidewall, a second sidewall and a bottom located therebetween, the bottom of each trench being at or below the lowermost 2DxG channel. A crenelated gate electrode is located over the uppermost 2DxG channel, the gate electrode being located within each of the trenches such that the bottom surface of the gate electrode is in juxtaposition with the first sidewall surface, the bottom surface and the second sidewall surface of each of said trenches. | 09-18-2014 |
20140264230 | PHASE CHANGE MATERIAL SWITCH AND METHOD OF MAKING THE SAME - A phase change material (PCM) switch is disclosed that includes a resistive heater element, and a PCM element proximate the resistive heater element. A thermally conductive electrical insulating barrier layer positioned between the PCM heating element and the resistive heating element, and conductive lines extend from ends of the PCM element and control lines extend from ends of the resistive heater element | 09-18-2014 |
20140259631 | INTERNAL/EXTERNAL SINGLE EXPANSION RAMP NOZZLE WITH INTEGRATED THIRD STREAM - The construction of an internal/external single expansion ramp nozzle (nxSERN), and method of designing the same, is provided. Initial design parameters for primary stream construction are selected and additional parameters are determined by isentropic relations using the selected design parameters and Prandtl-Meyer function. The nozzle throat input and output angles are determined and used to define an initial portion of the nozzle primary stream lower expansion surface. The nozzle primary stream upper expansion surface and an aft portion of the primary stream lower expansion surface are defined using a method of characteristics. Initial and aft portions of the primary stream lower expansion surface are then connected by a straight line to define the primary stream nozzle. | 09-18-2014 |
20140254979 | WAVEGUIDE AND SEMICONDUCTOR PACKAGING - A method and apparatus for integrating individual III-V MMICs into a micromachined waveguide package is disclosed. MMICs are screened prior to integration, allowing only known-good die to be integrated, leading to increased yield. The method and apparatus are used to implement a micro-integrated Focal Plane Array (mFPA) technology used for sub millimeter wave (SMMW) cameras, although many other applications are possible. MMICs of different technologies may be integrated into the same micromachined package thus achieving the same level of technology integration as in multi-wafer WLP integration. | 09-11-2014 |
20140236522 | RANGE-DEPENDENT BIAS CALIBRATION OF AN ACCELEROMETER SENSOR SYSTEM - One embodiment of the invention includes an accelerometer sensor system. The system includes a sensor comprising a proofmass and electrodes and being configured to generate acceleration feedback signals based on control signals applied to the electrodes in response to an input acceleration. The system also includes an acceleration component configured to measure the input acceleration based on the acceleration feedback signals. The system further includes an acceleration controller configured to generate the control signals to define a first scale-factor range associated with the sensor and to define a second scale-factor range associated with the sensor. The control system includes a calibration component configured to calibrate the accelerometer sensor system with respect to range-dependent bias error based on a difference between the measured input acceleration at each of the first scale-factor range and the second scale-factor range. | 08-21-2014 |
20140232611 | DEPLOYABLE HELICAL ANTENNA FOR NANO-SATELLITES - A helical antenna operable to be stowed on and deployed from a cubesat. The antenna includes two helical elements wound in opposite directions and defining an antenna column, where one of the helical elements is a conductive antenna element. The antenna also includes a plurality of circumferentially disposed vertical stiffeners extending along a length of the column and being coupled to the helical elements at each location where the vertical stiffeners and the helical elements cross. The helical elements and the vertical stiffeners are formed of a flexible material, such as a fiber glass, so that the antenna can be collapsed and stowed into a relatively small space. To position the antenna in the stowed configuration, the vertical stiffeners are folded on each other in a radial direction, and then the folded antenna is rolled in an axial direction from one end of the column to the other end. | 08-21-2014 |
20140215617 | SYSTEM AND METHOD FOR ADVANCED MALWARE ANALYSIS - A system and a method for advanced malware analysis. The method filters incoming messages with a watch-list, the incoming messages including attachments, if an incoming message matches the watch-list, forwards the message to a malware detection engine, strips the attachments from the forwarded message, the one or more attachments including one or more executable files, launches a plurality of sandboxes, executes each of the executable files in the plurality of sandboxes, the sandboxes generating analysis results that may be used to determine whether each executable file is malicious, normalizes the analysis results, evaluates the risk level of the attachments to the forwarded message based on the normalized analysis results of the executable files in the attachments to the forwarded message, and, if the risk level of an attachment to the forwarded message is above a certain level, determines that the forwarded message is malicious and permanently quarantines the forwarded message. | 07-31-2014 |
20140209751 | REACTION SPHERE FOR STABILIZATION AND CONTROL IN THREE AXES - A system and method for controlling and stabilizing a satellite or other vehicle about any axis is disclosed. Embodiments achieve this three-axis control and stabilization with a spherical motor system or reaction sphere capable of storing momentum in a rotor. The spherical motor system comprises a spherical rotor having permanent magnets arranged in evenly-spaced antipodal pairs. Each of the permanent magnets are oriented with the same magnetic pole facing outward from a center of the rotor. The spherical motor system also comprises a stator which has magnetic sensors surrounding electromagnets. The spherical motor system further comprises a control system that controls timing and duration of energization of the electromagnets based on the detection of one of the permanent magnets by the magnetic sensors. Such a spherical motor system provides three-axis stabilization and control of a satellite (or other vehicle). | 07-31-2014 |
20140203838 | QUANTUM PROCESSOR - One embodiment of the invention includes a quantum processor system. The quantum processor system includes a first resonator having a first characteristic frequency and a second resonator having a second characteristic frequency greater than the first characteristic frequency. A qubit cell is coupled to each of the first resonator and the second resonator. The qubit cell has a frequency tunable over a range of frequencies including the first characteristic frequency and the second characteristic frequency. A classical control mechanism is configured to tune the frequency of the qubit cell as to transfer quantum information between the first resonator and the second resonator. | 07-24-2014 |
20140192087 | SYSTEM AND METHOD FOR PROVIDING A VIRTUAL IMMERSIVE ENVIRONMENT - A system and method for triggering movement of a user in a virtual immersive environment is disclosed. Embodiments provide evaluation criteria derived from a motion capture system to trigger movement of the user within a virtual world when the user moves, within an actual space of the environment, from a first location within a first zone to a second location within a second zone. The first zone and the second zone are concentric. | 07-10-2014 |
20140175460 | SEMICONDUCTOR DEVICES WITH MINIMIZED CURRENT FLOW DIFFERENCES AND METHODS OF SAME - A semiconductor device with minimized current flow differences and method of fabricating same are disclosed. The method includes forming a semiconductor stack including a plurality of layers that include a first layer having a first conductivity type and a second layer having a first conductivity type, in which the second layer is on top of the first layer, forming a plurality of mesas in the semiconductor layer stack, and forming a plurality of gates in the semiconductor layer stack having a second conductivity type and situated partially at a periphery of the mesas, in which the plurality of gates are formed to minimize current flow differences between a current flowing from the first layer to the plurality of mesas at a first applied gate bias and a current flowing from the first layer to the plurality of mesas at a second applied gate bias when voltage is applied to the semiconductor device. | 06-26-2014 |
20140146475 | FLEXIBLE THERMAL INTERFACE FOR ELECTRONICS - A planar heat pipe for removing heat from an electronic device. The heat pipe includes a planar portion defining a cool end of the heat pipe and a plate portion mounted to the electronic device and defining a hot end of the heat pipe. The heat pipe also includes a serpentine portion coupled to the planar portion and the plate portion, where each of the planar portion, the plate portion and the serpentine portion include an internal chamber being in fluid communication with each other and containing a working fluid. The serpentine portion can include a plurality of elements where each element is coupled to an adjacent element at substantially a 90° angle so as to allow the serpentine portion to flex in three-degrees of freedom. | 05-29-2014 |
20140140233 | SYSTEM AND METHOD FOR WIRELESS PACKET CAPTURE USING MOBILE COMMUNICATION DEVICES - A system and method for wireless packet capture using mobile communication devices such as commercial off-the-shelf (COTS) mobile communication devices is disclosed. Embodiments provide mobile communication device users the ability to collect wireless packet data for digital communications on COTS hardware and share the data amongst multiple devices for collection, processing, and geo-location without custom interfaces and external sensor devices. | 05-22-2014 |
20140139903 | NESTED LOOP COHERENT BEAM COMBINING SYSTEM - A nested loop system for combining coherent laser beams, The system includes multiple laser amplifiers each configured for emitting one of the laser beams, an output beam splitter configured for sampling each laser beam and for coupling each sampled laser beam to an inner feedback loop module, an output beam sampler configured for splitting the combined beam into a primary and a sampled output beam and for coupling the sampled output beam to the inner feedback loop module, multiple inner loop phase modulators each paired with one of the laser amplifiers, and the inner feedback loop module. For each laser amplifier the inner feedback loop module is configured to use the sampled output beam and the sampled laser beam associated with that laser amplifier to create a different inner loop feedback signal and to couple that inner loop feedback signal to that laser amplifier paired inner loop phase modulator. | 05-22-2014 |
20140131096 | HYBRID CARBON NANOTUBE SHIELDING FOR LIGHTWEIGHT ELECTRICAL CABLES - A cable comprising hybrid carbon nanotube (CNT) shielding includes at least one conducting wire; at least one insulating layer covering at least one of the at least one conducting wire; a metallic foil component configured for lower frequency shielding function; and a CNT tape component configured for higher frequency shielding function. | 05-15-2014 |
20140115568 | GENERATING A DIVERSE PROGRAM - A system for generating a diverse program can include a diversification unit configured to generate the diverse program that can include a given set of instructions implemented as machine code and/or assembly language instructions based on a compiled program. The compiled program can include another set of instructions implemented as machine code and/or assembly language instructions. | 04-24-2014 |
20140106517 | SEMICONDUCTOR DEVICES WITH MINIMIZED CURRENT FLOW DIFFERENCES AND METHODS OF SAME - A semiconductor device with minimized current flow differences and method of fabricating same are disclosed. The method includes forming a semiconductor stack including a plurality of layers that include a first layer having a first conductivity type and a second layer having a first conductivity type, in which the second layer is on top of the first layer, forming a plurality of mesas in the semiconductor layer stack, and forming a plurality of gates in the semiconductor layer stack having a second conductivity type and situated partially at a periphery of the mesas, in which the plurality of gates are formed to minimize current flow differences between a current flowing from the first layer to the plurality of mesas at a first applied gate bias and a current flowing from the first layer to the plurality of mesas at a second applied gate bias when voltage is applied to the semiconductor device. | 04-17-2014 |
20140101923 | TETHERED FASTENING DEVICE - A penetrating fastener has a fastener head and fastener tip spaced apart by a longitudinally oriented fastener shaft. A tetherable washer has a substantially planar base surface having a fastener aperture extending therethrough. A longitudinally oriented wall extends longitudinally upward from at least a portion of the base surface to form a concave fastener cavity configured to receive at least a portion of the fastener head. Two tether apertures extend laterally through the wall and are laterally spaced apart along the wall. Both of the tether apertures are laterally arranged along the wall in a rotationally asymmetric configuration. A first one of the tether apertures is located a second longitudinal distance from the base surface and a second one of the tether apertures is located a third longitudinal distance from the base surface. The tether apertures are configured to simultaneously accept a tether extending through both of the tether apertures. | 04-17-2014 |
20140096587 | DYNAMIC SELF-CALIBRATION OF AN ACCELEROMETER SYSTEM - One embodiment includes a method for dynamic self-calibration of an accelerometer system. The method includes forcing a proof-mass associated with a sensor of the accelerometer system in a first direction to a first predetermined position and obtaining a first measurement associated with the sensor in the first predetermined position via at least one force/detection element of the sensor. The method also includes forcing the proof-mass to a second predetermined position and obtaining a second measurement associated with the sensor in the second predetermined position via the at least one force/detection element of the sensor. The method further includes calibrating the accelerometer system based on the first and second measurements. | 04-10-2014 |
20140091775 | TWO-STAGE LOW-DROPOUT LINEAR POWER SUPPLY SYSTEMS AND METHODS - Aspects of the present invention include a low-dropout (LDO) linear power supply system. The system includes a pass-element configured to generate an output voltage at an output based on an input voltage. The system also includes a compensation amplifier stage coupled to the output and configured to provide frequency compensation and provide a desired frequency response of the output voltage. The system further includes a gain amplifier stage interconnecting the compensation amplifier stage and the pass-element and configured to provide DC gain scaling to generate the output voltage substantially proportional to the input voltage within a given range of the input voltage. | 04-03-2014 |
20140090061 | SYSTEM AND METHOD FOR AUTOMATED MACHINE-LEARNING, ZERO-DAY MALWARE DETECTION - Improved systems and methods for automated machine-learning, zero-day malware detection. Embodiments include a method for improved zero-day malware detection that receives a set of training files which are each known to be either malign or benign, partitions the set of training files into a plurality of categories, and trains category-specific classifiers that distinguish between malign and benign files in a category of files. The training may include selecting one of the plurality of categories of training files, identifying features present in the training files in the selected category of training files, evaluating the identified features to determine the identified features most effective at distinguishing between malign and benign files, and building a category-specific classifier based on the evaluated features. Embodiments also include by a system and computer-readable medium with instructions for executing the above method. | 03-27-2014 |
20140085622 | THREE-DIMENSIONAL HYPERSPECTRAL IMAGING SYSTEMS AND METHODS USING A LIGHT DETECTION AND RANGING (LIDAR) FOCAL PLANE ARRAY - A system for three-dimensional hyperspectral imaging includes an illumination source configured to illuminate a target object; a dispersive element configured to spectrally separate light received from the target object into different colors; and a light detection and ranging focal plane array (FPA) configured to receive the light from the dispersive element, configured to acquire spatial information regarding the target object in one dimension in the plane of the FPA, configured to acquire spectral information in a second dimension in the plane of the FPA, wherein the second dimension is perpendicular to the first dimension, and configured to obtain information regarding the distance from the FPA to the target object by obtaining times of flight of at least two wavelengths, thereby imaging the target object in three dimensions and acquiring spectral information on at least one 3D point. | 03-27-2014 |
20140081900 | SYSTEM AND METHOD FOR INFORMATION SHARING ACROSS SECURITY BOUNDARIES - A system and method for sharing information across security boundaries including a server for sharing information between networks. The method for includes receiving data structured as semantic statements, retrieving a set of rules and ontology, processing a semantic statement from data with rules and ontology, determining whether the semantic statement is consistent with rules and ontology, and determining a fact that gives rise to an inconsistency if the semantic statement is inconsistent. The method further includes removing the fact that gives rise to the inconsistency and releasing data when the semantic statement is consistent with rules and ontology. | 03-20-2014 |
20140079167 | Multi-Function Receiver With Switched Channelizer Having High Dynamic Range Active Microwave Filters Using Carbon Nanotube Electronics - Multi-function receivers are disclosed in which high dynamic range active microwave filters using nanoscale devices are disposed within a switched channelizer stage. In an embodiment the receiver includes an input low noise amplifier, a switched channelizer comprised of active filters utilizing nanoscale devices, an output amplifier, a mixer, and an analog to digital converter. Additionally, the use of highly selective active filters in the channelizer allows for the optional elimination of the mixing stage, improving cost and overall volume. | 03-20-2014 |
20140061833 | INFRARED MULTIPLIER FOR PHOTO-CONDUCTING SENSORS - Photo-conducting infrared sensors are provided including a substrate (e.g., silicon) with one or more trenches formed on a first surface. An infrared-reflective film can be deposited directly or indirectly onto and conforming in shape with the first surface of the substrate. A lead chalcogenide film can be deposited directly or indirectly over the top of the infrared-reflective film and conforming in shape with the first surface of the substrate. Accordingly, the infrared-reflective film is directly or indirectly sandwiched between the substrate and the lead chalcogenide film. | 03-06-2014 |
20140052980 | SECURE NETWORK SYSTEMS AND METHODS - Secure network systems and methods are provided. In an aspect of the invention, a secure network system is provided that includes a computing system that comprises a client system and a specialized NIC (network interface controller) system equipped with the capability to form a secure connection with an endpoint system and encrypt and decrypt communications between the client system and the network to which it is connected. This trusted network interface (TNI), which may present itself as a physical peripheral connected to a physical client system or a virtual peripheral connected to a virtual client system, takes the place of a client system's standard NIC, and the connection that it forms with the trusted network is negotiated and enforced externally to and independent of the client system. | 02-20-2014 |
20140043006 | POWER SUPPLY SYSTEMS AND METHODS - Aspects include power supply systems. An error amplifier can generate an error voltage based on feedback associated with an output voltage to a reference voltage. A PWM generator can generate a PWM signal based on the error voltage. A power stage can generate the output voltage based on the PWM signal. The power stage can include a transconductance amplifier that generates a temperature-compensated sense current associated with a magnitude of an output current. An output voltage tuning circuit sets a desired magnitude of the output voltage based on at least one digital signal to adjust the reference voltage and the feedback voltage. An oscillator system generates a clock signal based on repeatedly charging and discharging a capacitor based on the clock signal and a comparator that compares the capacitor voltage and a second voltage having a magnitude that changes based on the state of the clock signal. | 02-13-2014 |
20140042812 | MULTIPLE POWER SUPPLY SYSTEMS AND METHODS - Aspects of the present invention include a power supply system comprising a plurality of power supplies. Each of the power supplies can include an oscillator system configured to generate a clock signal at a clock node. Each of the power supplies can include an error amplifier configured to generate an error voltage at an error amplifier output node. Each of the power supplies can also include a pulse-width modulation (PWM) generator configured to generate a PWM switching signal based on an error voltage and the clock signal. Each of the power supplies can further include a power stage configured to generate an output voltage based on the PWM switching signal. | 02-13-2014 |
20140004874 | WIFI MAPPING AND MOTION DETECTION | 01-02-2014 |
20130336377 | ITERATIVE EQUALIZATION WITH NON-LINEAR SOFT INTERFERENCE CANCELLATION IN NON-LINEAR SATELLITE CHANNELS - A method for removing distortions in a transmitted signal transmitted by a high power amplifier in a satellite communications system. The method characterizes the high power amplifier to define a series of Volterra coefficients and uses those coefficients in an equalizer in a receiver in the communications system to remove the distortions. The equalizer is a non-linear soft interference cancellation and minimum mean square error equalizer that employs three processing operations including parallel soft interference cancellation, minimum mean square error filtering and a priori log-likelihood ratio calculations. | 12-19-2013 |
20130330571 | METHOD AND APPARATUS FOR PROVIDING IMPROVED BACKSIDE METAL CONTACTS TO SILICON CARBIDE - Embodiments of a method and apparatus are disclosed for providing improved backside metal contacts to silicon carbide. Embodiments include depositing a barrier layer on the bottom surface of a silicon carbide wafer. The barrier layer is located between the silicon carbide wafer and a silicon layer. The silicon carbide wafer is separated into individual silicon carbide die. Embodiments further include mechanically scrubbing each silicon carbide die on the top surface of a package, forming a gold-silicon eutectic solder that bonds the silicon carbide die to the package. The barrier layer reduces or eliminates diffusion of species into the gold-silicon eutectic solder to reduce or eliminate voids in the gold-silicon eutectic solder. | 12-12-2013 |
20130328557 | NUCLEAR MAGNETIC RESONANCE PROBE SYSTEM - One embodiment includes a nuclear magnetic resonance (NMR) sensor system. The system includes a pump laser configured to generate an optical pump beam at a first wavelength and a probe laser configured to generate an optical probe beam at a second wavelength that is different from the first wavelength. The system also includes beam optics configured to direct the pump laser and the probe laser along orthogonal axes through a sensor cell comprising an alkali metal vapor. The system further includes detection optics that include a photodetector assembly configured to measure at least one characteristic associated with the optical probe beam leaving the sensor cell for measurement of a polarization vector of the alkali metal vapor. The detection optics can include at least one filter configured to filter light having the first wavelength and to pass light having the second wavelength to the photodetector assembly. | 12-12-2013 |
20130327146 | OPTICAL ACCELEROMETER SYSTEM - One embodiment includes an accelerometer system. The system includes a laser configured to emit an optical beam at a linear polarization. The system also includes an optical cavity system. The optical cavity system includes a minor that is coupled to an accelerometer housing via a spring and is configured to reflect the optical beam. The optical cavity system also includes at least one photodetector configured to receive at least a portion of at least one of the optical beam and the reflected optical beam and to generate an acceleration signal that is indicative of motion of the mirror resulting from an external acceleration acting upon the accelerometer housing. The system further includes an acceleration processor configured to calculate a magnitude of the external acceleration based on the acceleration signal. | 12-12-2013 |
20130327145 | ATOMIC FAR-OFF RESONANCE TRAP (FORT) ACCELEROMETER SYSTEM - One embodiment includes an accelerometer system. The accelerometer system can include a Far-Off Resonance Trap (FORT) control system configured to generate an optical trapping beam. The system can also include a FORT accelerometer detection system including a FORT that is configured to trap a cluster of atoms based on the optical trapping beam. The FORT accelerometer detection system can also include an interrogation system configured to determine motion of the cluster of atoms along at least one axis resulting from an external acceleration in the at least one axis based on a relative phase shift of an optical probe beam through the cluster of atoms. The system can further include an acceleration processor configured to calculate the external acceleration in the at least one axis based on the relative phase shift of the optical probe beam. | 12-12-2013 |
20130325182 | ROBOTIC ARM MODULE - A robotic arm module includes a chassis having at least one arm pod. At least one arm connected to the chassis is movable between a stowed position within the at least one arm pod and a deployed position extending from the at least one arm pod. Each arm has a gripping mechanism for gripping articles of work. An attachment structure is configured to allow a host robot to grip and manipulate the robotic arm module. An electrical interface is configured to receive electronic signals in response to a user moving remote manipulators. The electronic signals cause the at least one arm to mimic the movement of the user moving the remote manipulators. | 12-05-2013 |
20130321969 | INTEGRATED MICRO-PLASMA LIMITER - A plasma power limiter fabricated using wafer-level fabrication techniques with other circuit elements. The plasma limiter includes a signal substrate and a trigger substrate defining a hermetically sealed cavity therebetween in which is encapsulated an ionizable gas. The signal substrate includes a signal line within the cavity and the trigger substrate includes at least one trigger probe extending from the trigger substrate towards the transmission line. If a signal propagating on the transmission line exceeds a power threshold, the gas within the cavity is ionized creating a conduction path between the transmission line and the trigger probe that draws off the high power current. | 12-05-2013 |
20130321458 | CONTEXTUAL VISUALIZATION VIA CONFIGURABLE IP-SPACE MAPS - In one embodiment, a method includes generating a treemap for a network space having an array of network addresses. The treemap includes a hierarchical network map with a plurality of leaf nodes, and each leaf node in the treemap characterizes a proper subset of the array of network addresses. The method includes overlaying an organizational schema for an organization on to the hierarchical network map to identify a plurality of nodes of the network space employed by the organization. The method includes generating a visualization for a graphical user interface (GUI) of the hierarchical network map with the organizational schema overlaid thereon that includes a visual indicia of network events that occur within the network space. | 12-05-2013 |
20130313791 | ROBOTIC TOOL CHANGE SYSTEM - A robotic tool system includes a gripping mechanism having a pair of movable jaws that extend along a longitudinal axis. Each jaw has a convex inner surface relative to the axis that cooperate to define a first adaptor. A tool assembly includes a tool and a second adaptor connected to the tool and having a biconvex projection. The jaws are movable towards one another from a first condition spaced from the second adaptor to a second condition in which the first adaptor engages the second adaptor to securely fasten the tool assembly to the gripping mechanism. | 11-28-2013 |
20130309162 | REDUCTION OF GRAPHENE OXIDE TO GRAPHENE IN HIGH BOILING POINT SOLVENTS - A method of creating graphene comprising the steps of dispersing graphene oxide into water to form a dispersion. Where the method further comprises adding a solvent to the dispersion to form a solution, and controlling a temperature of the solution to form graphene. | 11-21-2013 |
20130279144 | SYSTEMS AND METHODS FOR OBSTRUCTING MAGNETIC FLUX - An aspect of the present invention relates to system and method for substantially obstructing magnetic flux. One aspect of the present invention provides an apparatus for substantially obstructing at least one magnetic flux path between an ambient space and a protected volume. The apparatus includes an inner shield, substantially enclosing the protected volume. The inner shield has at least one inner shield aperture extending therethrough to allow external access to the protected volume. An outer shield substantially encloses the inner shield. The outer shield has at least one outer shield aperture extending therethrough to allow internal access from the ambient space. The apparatus is configured to impede magnetic flux between at least one inner shield aperture and at least one outer shield aperture. | 10-24-2013 |
20130248879 | DIRECT GROWTH OF DIAMOND IN BACKSIDE VIAS FOR GAN HEMT DEVICES - A GaN high electron mobility transistor (HEMT) device having a silicon carbide substrate including a top surface and a bottom surface, where the substrate further includes a via formed through the bottom surface and into the substrate. The device includes a plurality of epitaxial layers provided on the top surface of the substrate, a plurality of device layers provided on the epitaxial layers, and a diamond layer provided within the via. | 09-26-2013 |
20130234686 | SYSTEM AND METHOD FOR PROVIDING A HIGH EFFICIENCY BYPASS CIRCUIT FOR MULTI-STAGE DC-DC CONVERTERS USED IN BATTERY POWERED SYSTEMS - A system and method are disclosed for providing a high efficiency bypass circuit for multi-stage direct current to direct current (DC-DC) converters used in battery powered systems. When the system is operating in a battery mode, the vehicle power source is unplugged from the power supply input connector and the external battery is connected in its place. The system uses a relay to bypass the flyback converter so as to connect the boost converter output directly to the output terminals. The system uses a single control signal to: 1) energize the relay connecting the boost converter output directly to the output terminals, 2) adjust the boost converter circuit to cause the boost converter to deliver a voltage equal to what the flyback converter would have delivered, and 3) disable the flyback converter. | 09-12-2013 |
20130206652 | BULK FLATS INDUCTION METHOD AND SYSTEM - A method and system for transferring flats mail from palletized bundles into a flats sorting system. The bundles are loaded into a system in which they are scanned for delivery zone information. The bundles are transported to a tray loading station based on delivery zone. The flats mail is unbundled and placed into system trays at the tray loading stations. The system trays are then transported to a flats sorting system. | 08-15-2013 |
20130193266 | WIND POWER GENERATION SYSTEM FOR LIGHTER THAN AIR (LTA) PLATFORMS - An apparatus includes a lighter than air platform, a reversible propulsive/wind turbine, a deployable anchor to constrain movement of the lighter than air platform with respect to an anchor point allowing wind to drive the turbine, and a generator/motor coupled to the turbine to produce electrical power when movement of the lighter than air platform is constrained. A method performed by the apparatus is also provided. | 08-01-2013 |
20130148193 | FIBER AMPLIFIER SYSTEM INCLUDING TAPERED FIBER BUNDLE AND COMBINED LENS AND SAMPLING GRATING - A fiber laser amplifier system including a beam splitter that splits a feedback beam into a plurality of fiber beams where a separate fiber beam is sent to a fiber amplifier for amplifying the fiber beam. A tapered fiber bundle couples the output ends of all of the fiber amplifiers into a combined fiber providing a combined output beam. A beam sampler samples a portion of the output beam from the tapered fiber bundle and provides a sample beam. A single mode fiber receives the sample beam from the beam sampler and provides the feedback beam. | 06-13-2013 |
20130148191 | FIBER AMPLIFIER SYSTEM INCLUDING TAPERED FIBER BUNDLE AND POLARIZATION CONTROL - A fiber laser amplifier system including a beam splitter that splits a feedback beam into a plurality of fiber beams where a separate fiber beam is sent to a fiber amplifier for amplifying the fiber beam. A tapered fiber bundle couples all of the output ends of all of the fiber amplifiers into a combined fiber providing a combined output beam. A beam sampler samples a portion of the output beam from the tapered fiber bundle and provides a sample beam. A single mode fiber receives the sample beam from the beam sampler and provides the feedback beam. | 06-13-2013 |
20130111917 | APPARATUS FOR AIRCRAFT WITH HIGH PEAK POWER EQUIPMENT - An apparatus is provided for supplying electrical power and cooling for an aircraft. The apparatus includes a cooling turbine coupled to a shaft, a compressor coupled to the shaft, and including an input for receiving engine bleed air or ambient air, and an output for discharging compressed air, a flywheel coupled to the shaft, a power turbine coupled to the shaft, and a starter generator coupled to the shaft between the compressor and the power turbine. | 05-09-2013 |
20130107257 | MULTICHANNEL POLARIZATION STABILIZATION EMPLOYING SYNCHRONOUS PHASE-LOCKING METHODS | 05-02-2013 |
20130105674 | MULTICHANNEL POLARIZATION STABILIZER | 05-02-2013 |
20130077891 | Automated Image Registration With Varied Amounts of a Priori Information Using a Minimum Entropy Method - An image registration method includes: providing a reference image and a source image; using a wavelet transformation to produce a transformed reference image and a transformed source image; using the transformed reference image and the transformed source image to estimate affine transform parameters; using the reference image, the source image, and the affine transform estimates to maximize normalized mutual information between the reference image and the source image; and using the normalized mutual information to perform sub-pixel geo-spatial registration of the reference image and the source image to produce an output image. An apparatus that performs the method is also provided. | 03-28-2013 |
20130029173 | Coatings for Protection Against Corrosion in Adhesively Bonded Steel Joints - An apparatus includes a first steel component having a first surface, a second steel component having a second surface, a corrosion resistant coating on at least one of the first and second surfaces, and an adhesive bonding the first and second components together. The corrosion resistant coating can be electrically conductive. | 01-31-2013 |
20130026489 | AlN BUFFER N-POLAR GaN HEMT PROFILE - An N-face GaN HEMT device including a semiconductor substrate, a buffer layer including AlN or AlGaN deposited on the substrate, a barrier layer including AlGaN or AlN deposited on the buffer layer and a GaN channel layer deposited on the barrier layer. The channel layer, the barrier layer and the buffer layer create a two-dimensional electron gas (2-DEG) layer at a transition between the channel layer and the barrier layer. | 01-31-2013 |
20130009677 | CONTROLLING A STATE OF A QUBIT ASSEMBLY - Methods and apparatuses are provided for controlling the state of a qubit. A qubit apparatus includes a qubit and a load coupled to the qubit through a filter. The filter has at least a first pass band and a first stop band. A qubit control is configured to tune the qubit to alter an associated transition frequency of the qubit from a first frequency in the first stop band of the filter to a second frequency in the first pass band of the filter. | 01-10-2013 |
20120326763 | SYSTEM AND METHOD FOR PROVIDING A CARBON NANOTUBE MIXER - An embodiment of a system and method provides a carbon nanotube transistor (CNT) mixer with a low local oscillator power requirement and no inter-modulation products. Specifically, an embodiment of the system and method provides two kinds of device current-voltage (I-V) characteristics on the same integrated circuit: exponential and linear. The CNT I-V characteristics support both the ideal exponential control characteristic (determined by physics constants) and the ideal linear control characteristic (also determined by physics constants), resulting in an ideal multiplier. In other words, the CNT mixer is mathematically equivalent to an ideal multiplier. Such an ideal multiplier can be used as a mixer with low local oscillator power requirement and virtually no inter-modulation products. | 12-27-2012 |
20120286899 | ULTRA WIDEBAND TRUE TIME DELAY LINES - A time delay circuit including at least one spiral delay line formed on a top surface of a first substrate. In one embodiment, the delay line is defined by two concentric spiral delay line sections. Vias extend through the substrate between the delay line sections to reduce cross-talk therebetween. In another embodiment, the delay circuit includes a second substrate spaced from the first substrate, where a spiral delay line is formed on a top surface of the second substrate. A planar metal layer is provided on a backside surface of the first substrate and a conductive element extends through an opening in the metal layer and is coupled to the spiral delay lines, where the planar member provides magnetic isolation between the delay lines. In yet another embodiment, a multi-bit switched circuit can be provided on one of the substrates and be electrically connected to the delay line. | 11-15-2012 |
20120284039 | GLOBAL DISEASE SURVEILLANCE PLATFORM, AND CORRESPONDING SYSTEM AND METHOD - A computer-implemented method for identifying and assessing public health events, and a corresponding system and apparatus, includes capturing public health-related information from structured and unstructured sources, where the information is contained in one or more documents, extracting meta-data from the captured public health-related information, creating an index of the extracted meta-data; archiving the meta-data and the documents, where the index links meta-data to its associated document, processing the extracted meta-data according to one or more detection algorithms to determine if an anomaly exists, and where an anomaly exists, providing a public health event notification, and monitoring and evaluating the responses to the public health events. | 11-08-2012 |
20120281796 | SNAPSHOT PROCESSING OF TIMING DATA - A method for providing timing recovery from a received digital data stream where the digital data stream is a series of consecutive data samples. The method separates the data stream into a series of consecutive observation periods where each observation period includes the same number of consecutive data samples. The method also includes identifying a series of consecutive timing recovery data samples in each observation period where the timing recovery data samples are used for timing recovery and other data samples in the observation period are not used for timing recovery, and where the number of data samples used for timing recovery in each observation period is less than the number of data samples that are not used for timing recovery in the observation period. The method then uses the timing recovery data samples for timing recovery in each observation period. | 11-08-2012 |
20120281795 | UNIVERSAL TIMING RECOVERY CIRCUIT - A timing recovery system that provides a timing estimate between a transmitter clock and a receiver clock. The system includes a down-converter that converts a received intermediate frequency signal in the receiver and down-converts, using Fs/4 down-conversion, the received signal into baseband in-phase and quadrature phase signals. The baseband in-phase and quadrature phase signals are sent to a direct down-converter that frequency shifts the in-phase and quadrature phase. The frequency-shifted in-phase and quadrature phase baseband signals are then low-pass filtered in order to isolate the frequency components of interest, reduce noise, and remove zeros that are artifacts of the Fs/4 down-conversion. The signals are sent to a square-law non-linearity circuit that provides squaring non-linearity to generate non-linear in-phase and quadrature phase signals. The non-linear in-phase and quadrature phase signals are sent to a single-pole, low-pass post-filter circuit that generates the timing estimate. | 11-08-2012 |
20120281199 | Systems and Methods for Generating an Optical Pulse - A system for providing a sliced optical pulse is disclosed. The system can comprise a master oscillator (MO) configured to generate an optical pulse at a first spectral bandwidth. The system can also comprise a semiconductor optical amplifier (SOA) configured to slice the optical pulse to generate a sliced optical pulse that has a second spectral bandwidth. The second spectral bandwidth can be smaller than the first spectral bandwidth. | 11-08-2012 |
20120212802 | MULTI-CHANNEL FIBER LASER AMPLIFIER COMBINING APPARATUS INCLUDING INTEGRATED SPECTRAL BEAM COMBINATION AND A TAPERED FIBER BUNDLE HAVING MULTIPLE FIBER OUTPUTS - A fiber laser amplifier system including a plurality of master oscillators each generating a signal beam at a different wavelength. A splitter for each master oscillator splits the signal beam into a plurality of fiber beams to be separately amplified. A separate tapered fiber bundle receives the amplified beam for each master oscillator, where each tapered fiber bundle includes a plurality of input end fibers, a plurality of output end fibers and a center bundle portion, where each input end fiber is coupled to a separate one of the fiber amplifiers, where the bundle portion combines all of the fiber beams received by the input end fibers into a single combined beam and each output end fiber is capable of receiving the combined beam separately from the other output end fibers. A separate optical output channel receives one of the output end fibers from each tapered fiber bundle. | 08-23-2012 |
20120212801 | MULTI-CHANNEL FIBER LASER AMPLIFIER COMBINING APPARATUS INCLUDING A TAPERED FIBER BUNDLE HAVING MULTIPLE FIBER OUTPUTS - An optical system including a plurality of fibers each providing a fiber beam and at least one tapered fiber bundle. The tapered fiber bundle includes a plurality of input end fibers, a plurality of output end fibers and a center bundle portion, where each input end fiber is coupled to a separate one of the fibers, and where the bundle portion combines all of the fiber beams received by the input end fibers into a single combined beam and each output end fiber is capable of receiving the combined beam separately from the other output end fibers. The optical system also includes a plurality of optical output channels where each optical output channel is coupled to a separate one of the output end fibers. | 08-23-2012 |
20120208567 | HIGH-PERFORMANCE CELLULAR TELEPHONE RECEIVER - A method includes: receiving a reference signal on an array of antenna elements; using a received reference signal to find optimal weighting of the antenna elements to point a beam pattern of the antenna elements in the direction of a reference signal, thereby providing gain in the direction of the reference signal and attenuation in all other directions; adjusting a width of the beam pattern to cover an area of interest; acquiring and tracking interferers in the area of interest; reconstructing a component of interference from each of the interferers; and using the reconstructed component of interference to adaptively cancel interference from the interferers. | 08-16-2012 |
20120202210 | Biohazard detection system with exhaust stream recycling - A system capable of detecting low-level releases of bio-agents and other harmful substances contained in air concentrates and recycles exhaust air from a collector in order to entrain and retain more particles from an aerosol release event. The system ensures that particles that were not initially entrained or subsequently retained will have successive opportunities to be entrained within the collection solution. The system also optionally utilizes concentrators in series and a collector to ensure that the particle content of air entering the collector is maximized. | 08-09-2012 |
20120200454 | METHOD AND APPARATUS FOR PROTECTED COMMUNICATIONS TO HIGH ALTITUDE AIRCRAFT - A method for protecting communications between an aircraft and a spacecraft in outer space including flying the aircraft in the earth's atmosphere at an altitude above 40,000 feet from the earth, and preferably above 50,000 feet, and transmitting a signal from the aircraft to the spacecraft having a frequency within a range of 50-70 GHz. The method includes selecting the frequency of the signal based on the altitude of the aircraft and the elevation angle between the spacecraft the aircraft. | 08-09-2012 |
20120193133 | HERMETIC CIRCUIT RING FOR BCB WSA CIRCUITS - A wafer-scale assembly circuit including a plurality of metal interconnect layers, where each metal layer includes patterned metal portions and where at least some of the patterned metal portions are RF signal lines. The circuit further includes at least one benzocyclobutene layer provided between two metal interconnect layers that includes at least one trench via formed around a perimeter of the benzocyclobutene layer at a circuit sealing ring, where the trench via provides a hermetic seal at the sealing ring. The benzocyclobutene layer also includes a plurality of stabilizing post vias formed through the benzocyclobutene layer adjacent to the trench via proximate to the sealing ring and extending around the perimeter of the benzocyclobutene layer, where the stabilizing vias operate to prevent the benzocyclobutene layer from shrinking in size. | 08-02-2012 |
20120182178 | Carbon nanotube devices and method of fabricating the same - An imaging system includes an RF source, a focal plane array and device for focusing the RF signal from the RF source. The focal plane array includes a plurality of carbon nanotube mixers for capturing RF signals and down-converting the signals to a selected bandwidth and output an output signal. The device focuses the RF signal output from said RF source onto the focal plane array. | 07-19-2012 |
20120161208 | Semiconductor Devices with Minimized Current Flow Differences and Methods of Same - A semiconductor device with minimized current flow differences and method of fabricating same are disclosed. The method includes forming a semiconductor stack including a plurality of layers that include a first layer having a first conductivity type and a second layer having a first conductivity type, in which the second layer is on top of the first layer, forming a plurality of mesas in the semiconductor layer stack, and forming a plurality of gates in the semiconductor layer stack having a second conductivity type and situated partially at a periphery of the mesas, in which the plurality of gates are formed to minimize current flow differences between a current flowing from the first layer to the plurality of mesas at a first applied gate bias and a current flowing from the first layer to the plurality of mesas at a second applied gate bias when voltage is applied to the semiconductor device. | 06-28-2012 |
20120127010 | HIGH-ORDER WIDE BAND MODULATORS AND MULTIPLYING DIGITAL-TO-ANALOG CONVERTERS USING DISTRIBUTED WEIGHTING NETWORKS - A distributed weighting network that employs a summing line including distributed summing blocks disposed thereon. Each summing block includes a plurality of resistors that define a resistor divider network. Each summing block includes at least three ports having an input port, an output port and at least one signal port. A signal applied to each signal port of the summing blocks is modified in amplitude by the resistor divider network and summed with the signal propagating along the summing line being input to the input port and output from the output port of each summing block to provide a combined signal. The distributed weighting network can be part of a digital-to-analog converter or a QAM modulator. | 05-24-2012 |
20120104416 | BIPOLAR JUNCTION TRANSISTOR GUARD RING STRUCTURES AND METHOD OF FABRICATING THEREOF - Semiconductor devices with multiple floating guard ring edge termination structures and methods of fabricating same are disclosed. A method for fabricating guard rings in a semiconductor device that includes forming a mesa structure on a semiconductor layer stack, the semiconductor stack including two or more layers of semiconductor materials including a first layer and a second layer, said second layer being on top of said first layer, forming trenches for guard rings in the first layer outside a periphery of said mesa, and forming guard rings in the trenches. The top surfaces of said guard rings have a lower elevation than a top surface of said first layer. | 05-03-2012 |
20120097584 | ROUTE ENHANCED DISPATCH MODULE - A route enhanced mail sorting and dispatch system and method sorts mail based on carrier route and then arranges the mail into delivery point order in a single pass that accommodates both letter and flat format mail. Mail sorting based on carrier routes and arrangement into delivery point order is achieved through a plurality of route enhanced dispatch modules. Each dispatch module has upper and lower helical mail conveyors. The lower helical mail conveyor is linearly translatable and can moved to a plurality of positions. Mail sorted based on carrier route is held in the upper helical mail conveyor before being placed or dropped into an allocated position in the lower helical mail conveyor by a put away shuttle. The lower helical mail conveyor can then be rotated to dispatch the mail in delivery point order. | 04-26-2012 |
20120081184 | HIGH IMPEDANCE MICROWAVE ELECTRONICS - High impedance, high frequency nanoscale device electronics configured to interface with low impedance loads include an impedance transforming stage constructed of multiple nanoscale devices, such as carbon nanotube field-effect transistors. In an embodiment of the present invention, an impedance transforming output stage of a multistage amplifier is configured to drive a 50 ohm transmission line with unity voltage gain using multiple carbon nanotube field-effect transistors in parallel. In a further embodiment, a receiver provided for an electronically steered receive array is a monolithic, lumped-element system formed from nanoscale devices and configured to interface with the external electrical systems via a single transmission line. | 04-05-2012 |
20120018616 | Optics for multi dimensional imaging - Optical systems and methods in accordance with some embodiments discussed herein can receive one or more beams of light from the system's field of view. Internal optical components can then direct the beam of light, including splitting the beam of light, rotating at least one of the split beams of light, and displacing one or more of the beams of light, such that the split beams of light are parallel to each other. Each beam of light may then be directed onto at least one linear detector array. The linear detector array can transform the light into electrical signals that can be processed and presented in a human-readable display. | 01-26-2012 |
20110283143 | EMBEDDED GUARD-SANITIZER - An apparatus includes a processor; a volatile, high-to-low working memory partition connected to the processor; a volatile, low-to-high working memory partition connected to the processor; a high-side, input/output section providing an interface to a high-side network or data bus, and configured to send messages to the high-to-low working memory, and to receive messages from the low-to-high working memory; a low-side, input/output section providing an interface to a low-side network or data bus, and configured to send messages to the low-to-high working memory, and to receive messages from the high-to-low working memory; a first non-volatile memory for storing a rule set binary image, whereby the processor controls the transfer of messages between the high-side input/output section and the low-side input/output section in accordance with the rule set; and a second non-volatile, memory for storing firmware for controlling executive functions of the apparatus. | 11-17-2011 |
20110271744 | METHOD FOR DETERMINING LEAK RATE THROUGH A BOND LINE OF A MEMS DEVICE - A method for optimizing direct wafer bond line width for reduction of parasitic capacitance in a MEMS device by reducing the width of a bond line between a first and a second wafer, exposing the MEMS device to a water vapor for a predetermined time period and at a first temperature capable of evaporating water, cooling the MEMS device at a second temperature capable of freezing the water, and operating the MEMS device at a third temperature capable of freezing the water to determine if there is discontinuity during operation. | 11-10-2011 |
20110254583 | Single Flux Quantum Circuits - Superconducting single flux quantum circuits are disclosed herein, each having at least one Josephson junction which will flip when the current through it exceeds a critical current. Bias current for the Josephson junction is provided by a biasing transformer instead of a resistor. The lack of any bias resistors ensures that unwanted power dissipation is eliminated. | 10-20-2011 |
20110221641 | PHOTOCONDUCTIVE SEMICONDUCTOR FIBER ANTENNA - An antenna system including at least one fiber antenna element having a semiconductor core and an outer cladding layer, where the core has a higher index of refraction than the cladding layer. A pump source provides pump light to the cladding layer in a manner that allows the pump light to propagate down the cladding layer to be absorbed by the core to generate photo-carriers in the core. An antenna circuit is electrically coupled to the core and provides one or both of an RF signal to the core for transmission purposes or receiving an RF signal from the core for reception purposes. | 09-15-2011 |
20110192938 | WIND POWER GENERATION SYSTEM FOR LIGHTER THAN AIR (LTA) PLATFORMS - An apparatus includes a lighter than air platform, a reversible propulsive/wind turbine, a deployable anchor to constrain movement of the lighter than air platform with respect to an anchor point allowing wind to drive the turbine, and a generator/motor coupled to the turbine to produce electrical power when movement of the lighter than air platform is constrained. A method performed by the apparatus is also provided. | 08-11-2011 |
20110187702 | DRIVE-BY TOMOGRAPHY - A method for constructing a tomographic image includes: (a) using at least one transmitter to transmit a signal through at least a portion of an area of interest; (b) using at least one receiver to receive the signal after the signal has passed through the area of interest; (c) extracting tomographic data from the signal; (d) repeating steps (a), (b) and (c) with the transmitter and/or receiver at different locations; (e) converting the tomographic data samples from irregularly spaced samples to a set of samples that are regularly spaced; and (f) constructing an image of the area of interest from the converted tomographic data samples. An apparatus that performs the method is also provided. | 08-04-2011 |
20110180710 | SERIES DIODE ELECTRO-THERMAL CIRCUIT FOR ULTRA SENSITIVE SILICON SENSOR - Electro-thermal feedback is utilized for reducing the effective thermal conductance between the detector stage of a bolometer pixel in a thermal radiation sensor assembly and the environment through its mechanical support structure and electrical interconnects, thereby coming closer to achieving thermal conductance limited primarily through photon radiation. Minimization of the effective thermal conductance associated with the mechanical support structure and electrical interconnects is achieved by electro-thermal feedback that adjusts the temperature of an intermediate stage and the mechanical support structure and electrical interconnects, connecting it to the detector stage, to equal the temperature of the bolometer pixel's detector stage (i.e., by active thermal isolation). Increased temperature sensitivity is preferably achieved through temperature sensing with reverse biased Schottky diodes connected in series. | 07-28-2011 |
20110176204 | PHOTO-PUMPED SEMICONDUCTOR OPTICAL AMPLIFIER - An edge photo-pumped semiconductor slab amplifier including an undoped semiconductor slab. A first gain structure is formed on an upper surface of the slab and a second gain structure is formed on a lower surface of the slab. The gain structures can be resonant periodic gain structures including a plurality of stacked quantum well layers. Confining layers are coupled to the gain structures to confine a signal beam within the semiconductor slab. Heat sinks are thermally coupled to the confining layers. Optical pump sources are provided along the side edges or coupled to the end edges of the slab so that pump light is introduced into the slab through the edges to provide gain for the quantum well layers. | 07-21-2011 |
20110121883 | SYSTEM AND METHOD FOR PROVIDING SYMMETRIC, EFFICIENT BI-DIRECTIONAL POWER FLOW AND POWER CONDITIONING - A system and method for providing symmetric, efficient bi-directional power flow and power conditioning for high-voltage applications. Embodiments include a first vertical-channel junction gate field-effect transistor (VJFET), a second VJFET, a gate drive coupled to the first VJFET gate and the second VJFET gate. Both VJFETs include a gate, drain (D | 05-26-2011 |
20110103756 | OPTICAL FIBER SYSTEMS AND METHODS - One embodiment of the invention includes a method for forming an optical fiber. The method comprises providing a preform having a core material and a glass cladding material surrounding the core material. The method also comprises drawing the preform at a temperature that is greater than a melting temperature of the core material to form a drawn fiber. The method further comprises cooling the drawn fiber to form the optical fiber having a crystalline fiber core and a cladding that surrounds the crystalline fiber core and extends axially along a length of the crystalline fiber core. | 05-05-2011 |
20110080281 | System for Managing Mail Carriers in a Sorting Facility Using Persistent Asset Routing Terminals - A system for managing a plurality of carriers in a mail sorting facility includes a server configured to create, implement and/or execute a sort plan, a plurality of terminals disposed on the plurality of carriers and each configured to send a wireless beacon signal and at least one gateway in communication with the server and configured to receive the wireless beacon signals from the terminals. The terminals preferably each include an alert mechanism. Preferably, the server is further configured to determine the location of a terminal based on the beacon signal transmitted by the terminals to said servers via said at least one gateway and configured to compare the location of each terminal to the location required by the sort plan and to activate the alert mechanism in any terminal determined to be in an incorrect location. | 04-07-2011 |
20110079925 | Flip Chip Interconnect Method and Design For GaAs MMIC Applications - A monolithic microwave integrated circuit (MMIC) flip chip interconnect is formed by coating an active side of the chip with a dielectric coating, such as benzocyclobutene (BCB), that inhibits deposition of metal plating materials. A portion of the dielectric coating is removed to expose bond pads on the active side of the chip, stud bumps are bonded to the bond pads, and the active side is then plated with first and second consecutive metal plating materials, such as nickel and gold, respectively, that do not adhere to the dielectric coating. The chip is then oriented such that the plated stud bumps on the active side of the chip face bond pads on a substrate, and the stud bumps on the chip are bonded to the bond pads on the substrate. | 04-07-2011 |
20110049666 | GUARD RING STRUCTURES AND METHOD OF FABRICATING THEREOF - A guard ring structure for use in a semiconductor device. The guard ring structure includes a semiconductor layer stack having a first layer and a second layer on top of the first layer, gates structures formed in the first layer; and guard rings formed in the first layer. The second layer has a dopant concentration that is higher than the dopant concentration of the first layer. The gates and the guard rings are formed simultaneously using a single mask. | 03-03-2011 |
20110042776 | GUARD RIND STRUCTURES AND METHOD OF FABRICATING THEREOF - A guard ring structure for use in a semiconductor device. The guard ring structure includes a semiconductor layer stack having a first layer and a second layer on top of the first layer, gates structures formed in the first layer; and guard rings formed in the first layer. The second layer has a dopant concentration that is higher than the dopant concentration of the first layer. The gates and the guard rings are formed simultaneously using a single mask. | 02-24-2011 |
20110024768 | SiC AVALANCHE PHOTODIODE WITH IMPROVED EDGE TERMINATION - An avalanche photodiode semiconductor device ( | 02-03-2011 |
20110006470 | MAIL DOUBLES DETECTION AND CORRECTION SYSTEM - A mail doubles detection and correction system for a mail processing system with a feeder includes a mail support configured to support at least two mail pieces in a detection space downstream of the feeder, a pair of vacuum belt assemblies disposed on opposite sides of the detection space, and one or more sensors positioned about the detection space to detect a position of one or more mail pieces in the detection space. Each vacuum belt assembly includes a vacuum port facing the detection space and a perforated belt movable across the vacuum port in a mail transport direction. The system detects a mail double when the sensors indicate that more than one mail piece is disposed in the detection space and corrects the situation by moving one of the belts and holding the other belt stationary to advance only one of the mail pieces, and subsequently moving both of the belts to advance the remaining mail piece. The system detects a normal feed when the sensors indicate only one mail piece in the detection space, in which case both of the belts are moved to advance the mail piece. The system can also be configured to automatically adjust a width of the detection space to accommodate mail pieces having a range of widths. | 01-13-2011 |
20100264427 | Bipolar Junction Transistor Guard Ring Structures and Method of Fabricating Thereof - Semiconductor devices with multiple floating guard ring edge termination structures and methods of fabricating same are disclosed. A method for fabricating guard rings in a semiconductor device that includes forming a mesa structure on a semiconductor layer stack, the semiconductor stack including two or more layers of semiconductor materials including a first layer and a second layer, said second layer being on top of said first layer, forming trenches for guard rings in the first layer outside a periphery of said mesa, and forming guard rings in the trenches. The top surfaces of said guard rings have a lower elevation than a top surface of said first layer. | 10-21-2010 |
20100237899 | Method and Apparatus for Ballistic Single Flux Quantum Logic - In one embodiment, the disclosure relates to a single flux quantum (SFQ) signal transmission line powered by an AC power source. The AC power source supplies power to a transformer having a primary winding and a secondary winding. The primary winding receives the AC signal and the secondary winding communicates the signal to the SFQ transmission line. The transmission line can optionally include an input filter circuit for receiving the incoming SFQ pulse. The filter circuit can have a resistor and an inductor connected in parallel. In an alternative arrangement, the filter circuit can comprise of an inductor. A first Josephson junction can be connected to the filter circuit and to the secondary winding. The Josephson junction triggers in response to the incoming SFQ pulse and regenerates a pulse signal in response to a power discharge from the secondary winding. | 09-23-2010 |
20100207657 | Method and Apparatus for Ballistic Single Flux Quantum Logic - In one embodiment, the disclosure relates to a single flux quantum (SFQ) signal transmission line powered by an AC power source. The AC power source supplies power to a transformer having a primary winding and a secondary winding. The primary winding receives the AC signal and the secondary winding communicates the signal to the SFQ transmission line. The transmission line can optionally include an input filter circuit for receiving the incoming SFQ pulse. The filter circuit can have a resistor and an inductor connected in parallel. In an alternative arrangement, the filter circuit can comprise of an inductor. A first Josephson junction can be connected to the filter circuit and to the secondary winding. The Josephson junction triggers in response to the incoming SFQ pulse and regenerates a pulse signal in response to a power discharge from the secondary winding. | 08-19-2010 |
20100197063 | Method of Manufacturing a Micro-Electrical-Mechanical System with Thermally Isolated Active Elements - A method of manufacturing a micro-electrical-mechanical system with thermally isolated active elements. Such a system may embody a bolometer, which is well suited for detecting electromagnetic radiation between 90 GHz and 30 THz while operating at room temperature. The method also discloses a generalized process for manufacturing circuitry incorporating active and passive micro-electrical-mechanical systems in a silicon wafer. | 08-05-2010 |
20100192840 | SEMICONDUCTOR HETEROJUNCTION DEVICES BASED ON SiC | 08-05-2010 |
20100096546 | Solution Analysis Using Atmospheric Pressure Ionization Techniques - A chemical detection system is disclosed. The chemical detection system includes an atmospheric pressure ionization (API) source that produces an API stream, a sample delivery system that delivers a liquid sample in a continuous manner to the API stream, an ion detector capable of detecting a molecule of interest and a control device. Also disclosed is a method for detecting a chemical of interest in a liquid sample. | 04-22-2010 |
20100075863 | ROTARY ARRAY MODULE FOR MULTIPLEXING SPOT-BASED OPTICAL READOUTS - An apparatus for multiplexing detection of one or more of a plurality of target molecules in a liquid sample includes a sample chamber adapted to receive a liquid sample containing one or more target molecules and a rotary array disposed in the sample chamber. The rotary array includes a plurality of spots, with each spot including at least one probe molecule selected to bind to a particular region of a target molecule. The apparatus also includes an optical detector capable of determining if a target molecule has bound to one of the probe molecules as the array rotates within the sample chamber. | 03-25-2010 |
20100033252 | METHOD AND APPARATUS FOR JOSEPHSON DISTRIBUTED OUTPUT AMPLIFIER - The disclosure generally relates to a method and apparatus for providing high-speed, low signal power amplification. In an exemplary embodiment, the disclosure relates to a method for providing a wideband amplification of a signal by forming a first transmission line in parallel with a second transmission line, each of the first transmission line and the second transmission line having a plurality of superconducting transmission elements, each transmission line having a transmission line delay; interposing a plurality of amplification stages between the first transmission line and the second transmission line, each amplification stage having an resonant circuit with a resonant circuit delay; and substantially matching the resonant circuit delay for at least one of the plurality of amplification stages with the transmission line delay of at least one of the superconducting transmission lines. | 02-11-2010 |
20100033206 | METHOD AND APPARATUS FOR BALLISTIC SINGLE FLUX QUANTUM LOGIC - In one embodiment, the disclosure relates to a single flux quantum (SFQ) signal transmission line powered by an AC power source. The AC power source supplies power to a transformer having a primary winding and a secondary winding. The primary winding receives the AC signal and the secondary winding communicates the signal to the SFQ transmission line. The transmission line can optionally include an input filter circuit for receiving the incoming SFQ pulse. The filter circuit can have a resistor and an inductor connected in parallel. In an alternative arrangement, the filter circuit can comprise of an inductor. A first Josephson junction can be connected to the filter circuit and to the secondary winding. The Josephson junction triggers in response to the incoming SFQ pulse and regenerates a pulse signal in response to a power discharge from the secondary winding. | 02-11-2010 |
20100026538 | METHOD AND APPARATUS FOR MATCHED QUANTUM ACCURATE FEEDBACK DACS - A second order superconductor delta-sigma analog-to-digital modulator having an input for receiving an analog signal, a first integrator coupled to the input, a second integrator cascaded with the first integrator, and a quantum comparator digitizing output from the second integrator reduces quantization noise by providing matched quantum accurate DACs in a feedback loop between output from the quantum comparator and input to the first integrator. The matched quantum accurate feedback DACs produce identically repeatable voltage pulses, may be configured for multi-bit output, may be time-interleaved to permit higher clocking rates, and may be employed in a balanced bipolar configuration to allow inductive input coupling. Bipolar feedback is balanced when gain of a first DAC exceeds gain of a matched, opposite polarity DAC by the amount of implicit feedback from the comparator into the second integrator. | 02-04-2010 |
20090320913 | LATERAL ULTRA-HIGH EFFICIENCY SOLAR CELL - A high-efficiency lateral multi-junction solar cell (C) includes ultra-low profile planar spectral band splitting micro-optics having a shortpass filter ( | 12-31-2009 |
20090317224 | INTEGRATED TRAY CONVERTER - A method and system for converting mail between trays in a multiple pass mail sorting system using a plurality of different tray types. Mail from a first type of tray is unloaded and stacked along with mail from other trays to form a large stack. The large stack of mail is then broken down into smaller stacks which are transferred to one of several outputs where the mail is loaded into different types of trays. | 12-24-2009 |
20090283824 | COOL IMPACT-IONIZATION TRANSISTOR AND METHOD FOR MAKING SAME - In one embodiment, the disclosure relates to a low-power semiconductor switching device, having a substrate supporting thereon a semiconductor body; a source electrode coupled to the semiconductor body at a source interface region; a drain electrode coupled to the semiconductor body at a drain interface region; a gate oxide film formed over a region of the semiconductor body, the gate oxide film interfacing between a gate electrode and the semiconductor body; wherein at least one of the source interface region or the drain interface region defines a sharp junction into the semiconductor body. | 11-19-2009 |
20090254212 | BULK FLATS INDUCTION METHOD AND SYSTEM - A method and system for transferring flats mail from palletized bundles into a flats sorting system. The bundles are loaded into a system in which they are scanned for delivery zone information. The bundles are transported to a tray loading station based on delivery zone. The flats mail is unbundled and placed into system trays at the tray loading stations. The system trays are then transported to a flats sorting system. | 10-08-2009 |
20090250808 | RELIABILITY IMPROVEMENT IN A COMPOUND SEMICONDUCTOR MMIC - A semiconductor package (M) includes a semiconductor substrate layer ( | 10-08-2009 |
20090206871 | ARBITRARY QUANTUM OPERATIONS WITH A COMMON COUPLED RESONATOR - A quantum logic gate is formed from multiple qubits coupled to a common resonator, wherein quantum states in the qubits are transferred to the resonator by transitioning a classical control parameter between control points at a selected one of slow and fast transition speeds, relative to the characteristic energy of the coupling, whereby a slow transition speed exchanges energy states of a qubit and the resonator, and a fast transition speed preserves the energy states of a qubit and the resonator. | 08-20-2009 |
20090167409 | LEVEL SHIFTING SWITCH DRIVER ON GAAS PHEMPT - A radio frequency semiconductor switching device (S) is formed on an MMIC structure (C) including a switching circuit element ( | 07-02-2009 |
20090109082 | AUGMENTED PASSIVE TRACKING OF A MOVING EMITTER - In one embodiment, the disclosure relates to a method for estimating and predicting a target emitter's kinematics, the method including the steps of: (a) passively sampling, at a first sampling rate, an emitter signal to obtain at least one passively measured signal attribute for estimating the target kinematics; (b) inputting the passively measured signal attribute to an estimator at a first sampling rate; (c) determining a radar duty cycle for active radar measurements as a multiple of the first sampling rate, the multiple defining a duration between radar transmissions; (d) directing a radar system to make active target measurements at the determined duty cycle; (e) inputting to the estimator the active target measurements at the determined duty cycle, while continuously inputting the passively measured signal attributes. | 04-30-2009 |
20090081828 | MEMS Fabrication Method - The present invention provides methods for singulating microelectromechanical systems (MEMS) die from a wafer. A plurality of MEMS devices are formed on the top surface of a wafer, and a plurality of intersecting scribe lanes are then formed, on the bottom surface of the wafer, to define a plurality of dies, each including at least one MEMS device. The intersecting scribe lanes penetrate the wafer to a depth of about 80%, and the wafer is cleaved along the scribe lanes to separate each of the plurality of dies from the wafer. | 03-26-2009 |
20090079634 | METHOD FOR SINGLE SATELLITE GEOLOCATION OF EMITTERS USING AN AMBIGUOUS INTERFEROMETER ARRAY - A method of locating a terrestrial emitter of electromagnetic radiation in the midst of a plurality of emitters in a satellite in orbit about the earth which utilizes a location estimation and location probability determination process with respect to each possible emitter site and its corresponding error region and then using both feedback and feed forward interaction between location and phase ambiguity resolution processes to generate resolved phase from emitter location, update emitter location or some or all of the emitters, and subsequently utilizing the probabilities thus determined to produce a single estimate of the desired emitter's location. | 03-26-2009 |
20090029580 | HELICAL CONTACT CONNECTOR SYSTEM - A connector system (C) for forming an electrical connection between two electronic or electrical assemblies includes a conductive tubular female member ( | 01-29-2009 |
20090009390 | DUAL BAND QUADPACK TRANSMIT/RECEIVE MODULE - A multi-channel, dual-band, radio frequency (RF) transmit/receive (T/R) module, for an active electronically scanned array, is provided. The module includes a compact, RF manifold connector and at least four T/R channels. Each of the T/R channels includes a notch radiator, a diplexer coupled to the notch radiator, a power amplifier, including at least one dual-band gain stage, coupled to the notch radiator, a low noise amplifier, including at least one lower-band gain stage and at least one upper-band gain stage, coupled to the diplexer, and a T/R cell, including a phase shifter, a signal attenuator and at least one dual-band gain stage, coupled to the power amplifier, the low noise amplifier and the manifold connector. | 01-08-2009 |
20090009030 | MEMS PIEZOELECTRIC SWITCH - The present invention provides a MEMS piezoelectric switch that has an articulated unimorph bridge attached to a substrate. The bridge includes a passive layer of zirconia and at least one silicon-based material, an active layer of a piezoelectric material that has a high piezoelectric coefficient, at least one pair of interdigitated electrodes, disposed on the top surface of the active layer and across which the bias voltage is applied, and a top contact electrode. A bottom contact electrode is provided on the substrate, and signals flow through the switch when the top and bottom contact electrodes contact one another. | 01-08-2009 |
20090008565 | CODED APERTURE COMPTON TELESCOPE IMAGING SENSOR - A combined format gamma-ray detector (D) for measuring impinging gamma-rays ( | 01-08-2009 |
20080282807 | RESONANT FREQUENCY PRESSURE SENSOR - A pressure sensor (S) includes an antenna member ( | 11-20-2008 |
20080271971 | System and method for transferring mail between containers - A system and method for transferring mail between containers in an orderly and secure manner. The system and method utilize ejection rods to lift mail from an input tray into a transfer box assembly that deposits the mail into an output tray in an orderly, stable and secure manner, ensuring that mail is not shuffled or lost during the transfer process. | 11-06-2008 |
20080259317 | Angle Calibration of Long Baseline Antennas - A method for calibrating a sensor mounted on an aircraft includes the steps of: using an optical device to create reference points which define a reference line that is parallel to both horizontal and vertical planes of the sensor, and using the reference line to calibrate the sensor with respect to a reference coordinate system. | 10-23-2008 |
20080218940 | High dielectric capacitor materials and method of their production - Methods of producing polycrystalline and single crystal dielectrics are disclosed, including dielectrics comprising CaCu | 09-11-2008 |
20080204350 | MODULAR ACTIVE PHASED ARRAY - A structural grid is provided with continuous and discontinuous beam members coupled by splices, a front structure coupled to the structural grid, the front structure including a walkway and cables, a radome coupled to the front structure. The structural grid is coupled to a plurality of antenna subassemblies. The antenna subassemblies have a forward housing including an RF manifold coupled to a circulator, an aft housing coupled to the forward housing, containing a line replaceable unit that is serviceable or maintainable through the aft housing. | 08-28-2008 |