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Fault splitting algorithm
The present application relates to a method of splitting a fault condition including receiving evidence observations of a monitored system from monitors...
Flow sensor with conditioning-coefficient memory
A sensor includes one or more sensor transducers coupled with a signal conditioning IC incorporating signal conditioning circuitry and memory devoted to storing...
Area health managers for aircraft systems
An aircraft system includes an aircraft subsystem generating monitor trips related to the health of the aircraft subsystem; and an area health manager coupled...
System and method for rendering a synthetic perspective display of a
designated object or location
A method for displaying information on a flight deck display element of an aircraft begins by obtaining a user interface command that represents a user-entered...
Systems and methods for validating predetermined events in reconfigurable
Systems and methods for validating predetermined events in reconfigurable control systems are provided. One method includes receiving, by a plurality of...
Electronic anti-sabotage microphone grommet
A tamper detection apparatus includes a housing defining an internal cavity. A sensing device embodied as a microphone is positioned within the internal cavity...
Global broadcast communication system
A global broadcast communication network system having a plurality of subnets. The system may incorporate a building and automation control network (BACnet)...
Controlling arc energy in a hybrid high voltage DC contactor
A high voltage direct current (HVDC) power distribution system comprises at least one power bus; at least one load conductor; and a hybrid contactor for...
Stereo camera having 360 degree field of view
A stereo camera comprises at least one image sensor; a first surface configured to direct a first view of an area to the at least one image sensor, the first...
Inexpensively improving resolution and reducing noise of low-noise signals
Systems and methods for improving resolution of low-noise signals in an analog-to-digital conversion circuit. A simple, low cost pseudo-noise generating circuit...
Optimized multi-phase armature winding
An electrical motor or generator asymmetrical armature winding configuration generating a multi-phase balanced power output. Each winding group for each pole,...
Ignition key switch apparatus with improved snap action mechanism
An ignition key switch apparatus having a compact size, high current capability, and a snap action mechanism. A pre-loaded snap spring can be configured to...
Fuel source for electrochemical cell
A fuel source for an electrochemical cell includes two or more chemical hydride pellets, a flexible, porous, liquid water impermeable, hydrogen and water vapor...
Multiple airfoil vanes
A vane for a turbine assembly of a turbocharger includes a first airfoil that includes a length between a leading edge and a trailing edge, a second airfoil...
Butterfly valve assembly including a bearing assembly for serrated spline
Butterfly valves assemblies are provided that include a flowbody, a butterfly plate, an actuator and an upper chimney and a lower chimney disposed within the...
Hybrid electromechanical/hydromechanical actuator and actuation control
A hybrid actuator assembly includes an actuator housing, an electromechanical actuator, and a hydraulic actuator. The electromechanical actuator is disposed at...
Non-contact torque determination system and method for a non-mechanically
coupled rotating system
Methods and apparatus are provided for determining torque in an environmentally isolated system. A drive system is coupled to the environmentally isolated...
Systems and methods for detecting out-of-plane linear acceleration with a
closed loop linear drive accelerometer
Systems and methods sense out-of-plane linear accelerations. In an exemplary embodiment, the out-of plane linear accelerometer is accelerated in an out-of-plane...
Annular rich-quench-lean gas turbine combustors with plunged holes
A combustor may include an outer liner having a first group of air admission holes and defining a plurality of outer liner regions. The combustor may further...
Advanced encryption standard to provide hardware key interface
A system to control access to at least one protected device, the system comprising a test access port operable to mate with an external key device and an...
Recursive structure for diagnostic model
A recursive mapping structure for diagnostic models is provided. A parent diagnostic model includes a first input module, a first output module, a first monitor...
Method for providing search area coverage information
A method for displaying search area coverage is provided. A searched area (414) is recorded by a moving entity (202, 302), the search area (420) having a width...
Fluid-powered thrust reverser actuation system speed control
A fluid-powered thrust reverser actuation speed control system and method are provided. A drive fluid is supplied to a fluid-powered drive mechanism that is...
System and method for detecting reflection with a mobile sensor platform
Systems and methods for planning and executing a search route by a mobile sensor platform for detecting reflection are disclosed. The search route of the mobile...
Method and system for operating a display device on-board an aircraft
Methods and systems for operating a display device that is viewable by a user of an aircraft are provided. A first image is caused to be displayed on the...
HVAC controller with guided schedule programming
Controllers and methods are disclosed for aiding a user in programming a schedule of a programmable controller. In an illustrative embodiment, a guided...
Anti-mask motion sensor
A motion sensing method and apparatus includes a housing enclosing a microwave motion sensor including an antenna, and a security system. The antenna may be a...
Process for separating hydrogen fluoride from organic feedstocks
Provided is a process for purifying an organic feedstock comprising (a) distilling a raw organic feedstock comprising hydrogen fluoride, ...
Refrigerant compositions and use thereof in low temperature refrigeration
A refrigerant composition. The composition has 25 to 35 mass % difluoromethane, 20 to 40 mass % pentafluoroethane, and 35 to 45 mass % tetrafluoroethane. The...
Gas turbine engine assemblies with vortex suppression and cooling film
A gas turbine engine assembly has combustion gases flowing through a gas flow path. The gas turbine engine assembly includes a stator assembly comprising a...
User setup for an HVAC remote control unit
An HVAC remote controller for use in an HVAC system is described. In some instances, the HVAC remote controller may include a wirelessly interface for...
Using pole pieces to guide magnetic flux through a MEMS device and method
A translational, Micro-Electro-Mechanical System (MEMS) accelerometer device with precisely formed pole pieces to guide magnetic flux through a coil in a MEMS...
Turbocharger system with turbine bypass valve actuated by multiple-rate
fluid pressure actuator
A fluid pressure actuator for a turbocharger system's turbine bypass valve comprises a piston slidable in a cylinder so as to define a chamber containing a...
Decentralized access control framework
A functional architecture is provided for decentralizing the authorization function of an access control system that incorporates user carried access devices,...
Apparatus and method for navigating amongst a plurality of symbols on a
A display device is provided for selecting a plurality of selectable symbols on an electronic display. The display device comprises an electronic display that...
System for particulate matter sensor signal processing
A system having a particulate matter sensor in an exhaust stream of an engine upstream from a particulate filter and another such sensor downstream from the...
Water heater energy savings algorithm for reducing cold water complaints
An energy savings water heater is described. The water heater is controlled by an energy savings algorithm that uses one or more of a variable setpoint...
Conductive elastomeric seal and method of fabricating the same
Method for fabricating a conductive elastomeric seal, which includes a set of springs plated with an electrically conductive material. Initially, the set of...
Copolymers for barriers
A polyvinylidene difluoride copolymer with a fluoroolefin selected from 2,3,3,3-tetrafluoropropene, 1,1,3,3,3-pentafluoropropene, 2-chloro-pentafluoropropene,...
Azeotrope-like compositions of difluoromethane and trifluoroiodomethane
Provided are azeotrope-like compositions comprising difluoromethane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions,...
Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C.sub.1-C.sub.3...
Gas-monitoring assembly comprising one or more gas sensors and one or more
getters, and method of using same
The present invention relates to a gas-monitoring assembly (100) and method for selectively determining the presence of a target gas in a gaseous environment...
Payload quick release for an aerial system
A payload quick release mechanism for an unmanned aerial vehicle is provided. This mechanism is affixed to a structure on the unmanned aerial vehicle, and...
Launch and capture systems for vertical take-off and landing (VTOL)
A launch and capture system for capturing a vertical take-off and landing (VTOL) vehicle having a thruster and a duct configured to direct airflow generated by...
Flow sensors having nanoscale coating for corrosion resistance
A corrosion resistant flow sensor apparatus includes a flow sensor including a micromachinable substrate mounted on a package substrate that includes...
Combustors with inserts between dual wall liners
A combustor includes a first liner; and a second liner forming a combustion chamber with the first liner. The combustion chamber is configured to receive an...
Parallel sequential turbocharger architecture using engine cylinder
variable valve lift system
A valve and cylinder head assembly, configured to fit a bank of cylinders of an internal combustion engine, can include a first exhaust valve for each...
Methods and systems for radar aided aircraft positioning for approaches
A method for radar aided positioning of an air vehicle for approach and landing is described. The method includes integrating global navigation satellite system...
Displaying air traffic symbology based on relative importance
A method and system is provided for displaying aircraft symbology. The method includes displaying (302, 502, 702, 902, 1002) a symbol (202) for a first aircraft...
System for finding archived objects in video data
A system includes a motion detection processor, a motion tracking processor, a people detection processor, a controller, a fusion processor, an appearance model...