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Gyroscope north seeker system and method
A sensor system and method for determining a relative direction to true north is provided. The system comprises at least one angular rate sensor, such as a MEMS...
Apparatus and method for filtering a signal
A method, system, and computer program are provided for filtering a signal. The method, system, and computer program receive a sample of a signal being filtered...
Method and apparatus for prognosticating performance of a dynamic system
influenced by planned human activities
Methods and apparatus are provided for prognosticating system performance in a dynamic system influenced by planned human activities the dynamic system...
Ground-based software tool for controlling redundancy management switching
Systems, methods, and computer program products for easily altering redundancy management data values associated with redundancy management logic that is...
Enhanced MRAM reference bit programming structure
An MRAM circuit includes an MRAM array having a plurality of operational MRAM elements and a reference cell made up of one or more reference MRAM elements. A...
Liquid crystal color display system and method
Methods and apparatus are provided for a color liquid crystal display (CLCD). The apparatus includes a processor coupled to the CLCD for receiving a character...
Carrier phase interger ambiguity resolution with multiple reference
A method to determine a relative position between antennae comprising generating phase carrier measurements for a carrier frequency and at least three antennae...
Systems and methods for presenting vertical weather information on plan
Systems and methods for presenting vertical weather information on plan view displays. An example method retrieves weather radar return information stored in a...
System and method for predicting and displaying wake vortex turbulence
A circuit and method for predicting an intersection of a host aircraft flight path with the wake vortex of another aircraft.
Methods and systems for hardening a clocked latch against single event
Methods and systems for hardening a clocked latch against single event effects are disclosed. A system includes a first three-input OR gate, a first NAND gate, a...
Tracking a moving object from a camera on a moving platform
A method to dynamically stabilize a target image formed on an image plane of an imaging device located in a moving vehicle. The method includes setting an origin...
Submicron device fabrication
A method for fabricating substrate material to include trenches and unreleased beams with submicron dimensions includes etching a first oxide layer on the...
Apparatus and method for storing and releasing sulfur containing aromatic
compounds from a fuel stream of an...
Disclosed is a fuel filter for removing sulfur containing compounds from an internal combustion fuel stream. In one embodiment, the fuel filter comprises at...
Internally-cooled seal housing for turbine engine
The invention relates to a system of shaft sealing for a turbine engine. Carbon-ring seals placed on pressurized bearing compartments are adapted to operate on...
Torqueshaft magnetic field measurement systems for gas turbine engines
A torqueshaft magnetic field measurement system includes a ceramic package enclosing a magnetoresistive sensor for converting a sensed magnetic field into a...
Systems and methods for isolation of torque and sense capacitors of an
A Micro Electromechanical Systems (MEMS) accelerometer device having a proof mass flexibly attached to a substrate. The device includes one or more sense...
Electrical thrust reverser tertiary lock system including a voltage
A system for moving an aircraft thrust reverser component includes a power drive unit, a thrust reverser actuator assembly, and a tertiary lock system. The power...
Methods and systems for enhancing accuracy of terrain aided navigation
A navigation system is described which includes a navigation processor, an inertial navigation unit configured to provide a position solution to the navigation...
Method and system for degimbalization of vehicle navigation data
A method and system for degimbalization of sensor outputs is provided. Data output from an embedded GPS inertial navigation system (EGI), which is mounted within...
Systems and methods for removing undesired signals in instrument landing
A method of removing undesired signals in an aviation guidance system may include receiving at least one first desired signal having a first frequency of...
Electrical module and support therefor with integrated cooling
A rack system is disclosed that includes a plurality of electrical modules (48), a frame (10) supporting the plurality of electrical modules (48) that includes a...
Advanced inrush/transient current limit and overload/short circuit
protection method and apparatus for DC...
The present invention provides a single circuit that may have multiple protection functions for a DC voltage power supply. The present invention may include...
Position detection utilizing an array of magnetic sensors with irregular
spacing between sensing elements
A magnetoresistive sensor system includes a plurality of chip carriers, such that each integrated circuit among the plurality of chip carriers is associated with...
System and method for regenerative energy control when multiple motors
share a common power supply
When multiple motors (40) share a common DC power supply (10) via a bus (20), a system and method is provided for managing the effect of regenerative energy...
High temperature package flip-chip bonding to ceramic
A sensor package apparatus and method are disclosed in which a sensor die is provided and based on a substrate. An integrated circuit is generally associated...
Method of thermally coupling a flow tube or like component to a thermal
sensor and sensor systems formed thereby
A method of thermally coupling a flow tube or like component to a thermal sensor comprises bonding the component to the thermal sensor such that thermally...
Vacuum packaged single crystal silicon device
A method for forming a vibrating micromechanical structure having a single crystal silicon (SCS) micromechanical resonator formed using a two-wafer process,...
Turbocharger compressor having ported second-stage shroud, and associated
A two-stage radial compressor having a ported second-stage shroud, forming a passive surge control system. Thus, some proportion of the fluid is allowed to flow...
Dual voltage integrated power and attitude control system and method
An integrated power and attitude control system and method for a vehicle efficiently supplies electrical power to both low voltage and high voltage loads, and...
System and method for turbine engine adaptive control for mitigation of
The present invention provides an adaptive combustion controller and method for a turbine engine. The adaptive combustion controller and method modulates the...
Method of manufacturing vibrating micromechanical structures
A method for fabrication of single crystal silicon micromechanical resonators using a two-wafer process, including either a Silicon-on-insulator (SOI) or...
Alarm indicating output appliances
Electrical energy management system on a more electric vehicle
An electrical energy management system (100) for a more electrical vehicle is provided. The electrical energy management system (100) includes a vehicle...
System and method for changing the relative size of a displayed image
Methods and apparatuses are provided for changing the relative size of an image in a display that includes one or more edges that define a display area in which...
System for monitoring activities and location
A residential monitoring system incorporates both physiological sensors and activity sensors. Some of the sensors can be in wireless communication with control...
Gunhard shock isolation system
An inertial measurement unit (IMU) is provided that includes a container that defines a cavity. A sensor suit or ISA having a housing is provided in the...
Systems and methods for automated deselection of flight plan information
from a display
Systems and methods for automatically switching to a track view mode on a vertical view display. The system determines aircraft position relative to a leg of a...
Remote control of a speaker phone device as a standalone device or as part
of a security system
A telephone device such as a speaker phone or message recording device is remotely controlled either as a standalone device or as part of a security system. The...
Dynamic primary flight displays for unusual attitude conditions
Embodiments of the present invention provide a method of dynamically transitioning into a distinct display format during unusual attitude conditions. In one...
System and method for management of a ground obstacle display
A system and methods for managing a visual display in a ground proximity warning system is disclosed. In one embodiment, a system includes at least one aircraft...
Method of reducing false alarms during auto-arm
A method for reducing false alarms for a security system when the security system is programmed to automatically arm the security system. The method reduces...
Methods of fabrication of wafer-level vacuum packaged devices
An hermetic, gas filled or vacuum package device and method of making a vacuum package device. The device includes a device layer having one or more Micro...
System and method for non-destructively determining thickness and
uniformity of anti-tamper coatings
An improved system and method are disclosed for non-destructively determining the thickness and uniformity of an anti-tamper coating on a sensitive electronic...
Untwisted wrapped singles yarns and carpets manufactured therefrom
The yarns of the invention include untwisted wrapped singles yarns having a core strand and a wrapper yarn. The wrapper yarn is a base synthetic fiber and a...
RFID tag and communication protocol for long range tag communications and
An RFID tag has a frequency agile RF transceiver that transmits data from the RFID tag to a reader and a direct sequence spread spectrum RF receiver that...
Micro-machined pressure sensor with polymer diaphragm
A piezoresistive pressure and/or strain sensor micro-machined primarily from plastic and/or glass. In one illustrative embodiment, the piezoresistive pressure...
Adaptive circuits and methods for reducing vibration or shock induced
errors in inertial sensors
Adaptive circuits and methods for reducing vibration-induced bias errors in inertial sensors. An adaptive circuit for reducing vibration or shock induced errors...
Microdischarge detector method and apparatus
A differential microdischarge detector system. The system comprises two microdischarge detectors (MDDs). One of the MDDs is connected to receive sample analytes...
Gas sensor calibration method
An apparatus is described for calibrating at least one sensor within a gas detector which detector has a gas inlet in fluid communication with the or each...
Reduced-weight fuel system for gas turbine engine, gas turbine engine
having a reduced-weight fuel system, and...
A fuel system (10) for a gas turbine engine (18) having a shaft (30) and requiring fuel to be supplied at a first rate for engine start up, the fuel system (10)...