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VAV flow velocity calibration and balancing system
A variable velocity calibration and balancing system having a basis in a function block engine. It pertains to variable air volume systems and particularly to...
Dynamically adjusting and predicting image segmentation threshold
A method of dynamically adjusting and predicting a segmentation threshold is provided. The method comprises calculating a threshold factor, calculating an actual...
Surface anomaly detection system and method
A system and method is provided to detect surface anomalies. The detection system and method provides the ability to automatically detect and characterize...
Mobile telephonic device and base station
A monitoring system for purposes of enhancing independent living incorporates a wearable communication device, such as a cellular telephone, in combination with...
Bi-stable magnetic latch with permanent magnet stator
A magnetic latch includes a stator having first and second permanent magnets disposed on either side of a center portion. Each of the first and second permanent...
Magnetic tagging of magnetoresistive sensors
A magnet's N and S polarity can be alternately assembled within a MR sensor housing to determine the type of sensor that is assembled. In an MR sensor package...
Surface acoustic wave pressure sensors
Improved SAW pressure sensors and manufacturing methods thereof. A SAW wafer including a number of SAW transducers disposed thereon may be provided. A cover...
Supervision of high value assets
Electronic devices in a local area network (LAN), e.g., a DVD video recorder, plasma display, and audio controller in a home network, are protected by a security...
Valve assembly having a flat beam spring-energized seal mechanism
A valve assembly is provided that includes a flowbody, a valve element movably disposed within the flowbody, and a flat beam spring-energized seal mechanism. The...
A drainmast for discharging fluid from a body in motion, such as an aircraft in flight, may include a barrier disposed at a distal portion of the drainmast. The...
Automated tuning of large-scale multivariable model predictive controllers
for spatially-distributed processes
An automated tuning method of a large-scale multivariable model predictive controller for multiple array papermaking machine cross-directional (CD) processes can...
Unsynchronous mode brother's keeper bus guardian for a ring networks
In one embodiment, a node comprises an interface to communicatively couple the node to a first channel. The first channel communicatively couples the node to a...
CRDS mirror for normal incidence fiber optic coupling
A cavity ring-down sensor having an optical path of mirrors and an interface proximate to a mirror with a normal incidence optical fiber coupling. The interface...
Anti-stokes fluorescent material composition
The invention relates to anti-Stokes fluorescent material compositions which, upon excitation by IR radiation, emits IR radiation without significant quantities...
High speed aerospace generator resilient mount, combined centering spring
and squeeze film damper
A rotor mount assembly for an electrical machine, such as a high speed aerospace generator, comprises a spring having a simple annular structure together with an...
Pressure-based fluid flow sensor
A volumetric fluid flow sensor (100) includes a flow channel (120) for flowing a fluid therein; and a diaphragm (110) having an outer surface within the flow...
Active temperature differential compensation for strain gage based sensors
An active temperature differential compensation for strain gage based sensors. An array of temperature sensors can be placed at the gage locations to measure the...
Pressure sensor stress isolation pedestal
A pressure sensor stress isolation pedestal including a pressure sensor mounted in a housing with a circuit board. The sensor is bonded to a relatively tall...
Filled dielectric on metal pressure sensor
A pressure sensing apparatus (1) includes an elastically deformable pressure-sensitive diaphragm assembly (13) having a pressure-sensitive metal or metal alloy...
Surface treatment for variable geometry turbine
An exemplary vane fronting surface for a variable geometry turbine includes a white layer that comprises nitrides. Such a layer may be formed using gas...
Method and system for wireless power transfers through multiple ports
A system and method for wireless power transfer to an electronic device in motion, such as an inertial sensor assembly, is disclosed. In the method, a power...
Utility demand forecasting using utility demand matrix
One embodiment of the application provides a method of forecasting utility demand of a utility consuming entity for a future time period. The method includes:...
Object classification in video images
A combination of inter-frame and intra-frame and sequential classification methods provide for robust and flexible object classification. Intra-frame...
Security system reporting which compares a caller telephone number with a
ten digit account number
A security central station monitors a plurality of individual subscriber security systems installed in residential or commercial accounts. Each security system...
IGBT packaging and cooling using PCM and liquid
A power control system may use power semiconductor devices such as insulated gate bipolar transistors (IGBT's) in a switching unit to provide motor control. The...
Multiband camera system
A multiband camera system includes: a first sensor for generating a first object image and a first alignment image in a first frequency band; a second sensor for...
Pseudo-random pulse interval generation in navigation-aiding devices
An electronic circuit comprises a randomizing bit generator configured to generate a randomizing bit sequence based on a sequence selection input signal. The...
Versatile constant altitude plan position indicator for radars
A method and a system to process radar volume scan data along an azimuth angle of a radar, to interpolate the radar volume scan data taken from adjacent...
System and methods for visualizing the location and movement of people in
A system and method for visualizing the location and movement of people in facilities. The facility is provided with a plurality of sensors such as RF or IR...
Alarm maps to facilitate root cause analysis through spatial and pattern
A computer implemented method for facilitating the root cause analysis of an event through spatial and pattern recognition. Alarms can be graphically represented...
Radiation hard oscillator and differential circuit design
A radiation hard design for oscillator circuits and circuits having differential outputs is described. The design includes connecting or otherwise coupling...
Microscale gas discharge ion detector
A microscale planar device for detecting particles under high pressure with high sensitivity. The device may have an anode and cathode with an insulator situated...
Extrudable PVC compositions
The present invention provides an extrudable resin-containing composition comprising at least saccharide ester, preferably according to Formula I. ##STR00001## ...
Method and apparatus for applying external coating to grid array packages
for increased reliability and performance
A method for coating a surface mount package is provided. The method includes applying a layer of a coating material above at least one surface of the surface...
Chromiumm diffusion coatings
There is provided a method for applying an improved chromium diffusion coating on an industrial item such as a turbine blade of a gas turbine engine. Chromium...
Heat transfer fluid compositions for cooling systems containing magnesium
or magnesium alloys
In one embodiment, a corrosion inhibiting composition is formed by combining: (a) an inorganic phosphate; (b) a water soluble polyelectrolyte polymer dispersant;...
Terminal block and test pad for an HVAC controller
An electrical terminal assembly for an HVAC device is disclosed. In one illustrative embodiment, the terminal assembly includes one or more quick-connect or...
Rotationally symmetrical LED-based anti-collision light for aircraft
A rotationally symmetrical anti-collision light (100, 200) for an aircraft utilizing light-emitting diodes (LEDs) is mounted to the fuselage of an aircraft. The...
Auxiliary stage control of multistage thermostats
Systems and methods for the auxiliary stage control of multistage thermostats are disclosed. An illustrative multistage thermostat for a multistaged HVAC system...
Gas valve with resilient seat
A gas valve having a valve member disposed within a valve cavity, and an elastomeric valve seat extending from a valve cavity wall into the valve cavity. The...
Negative pressure conditioning device and forced air furnace employing
A pneumatic signal conditioning device may have a first fluid path and a second fluid path. The first fluid path includes a first inlet and a first outlet, and...
Load pin brake cell apparatus
A load pin brake cell apparatus includes a load pin element that can be machined with a pair of external grooves in order to create independent load locations. A...
Differential pressure sense die based on silicon piezoresistive technology
A method and apparatus for designing a differential pressure sense die based on a unique silicon piezoresistive technology for sensing low differential pressure...
Exhaust sensor apparatus and method
Some embodiments include a housing including a dielectric portion, a particulate matter ("PM") sensor fixed inside the housing such that the exhaust streaming...
Requirements-based test generation
This test generator takes data flow block diagrams and uses requirements-based templates, selective signal propagation, and range comparison and intersection to...
Methods and systems for implementing an iterated extended Kalman filter
within a navigation system
A navigation system for a vehicle is described that includes an inertial measurement unit, a positioning unit, and a processing unit. The inertial measurement...
System and method for process control using wireless devices with multiple
transceivers and at least one...
An apparatus includes at least one process element and a first transceiver configured to communicate with the at least one process element. The apparatus also...
Systems and methods for synthesis of a signal
Systems and methods synthesize a signal from the odd harmonic frequency components of an input signal. An exemplary embodiment synthesizes a first signal with a...
Multi-frequency alarm system receiver with interference detection
An alarm system receiver that is capable of receiving signals transmitted from wireless intrusion detectors at more than one frequency and automatically...
Current sensor having field screening arrangement including electrical
conductors sandwiching magnetic...
A current sensor includes a magnetic field sensing element, a first conductor including sandwich structure and second conductor including sandwich structure...