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Apparatus, systems, and methods for dimming an active matrix
light-emitting diode (LED) display
Apparatus, systems, and methods are provided for dimming pixels on an active matrix light-emitting diode display. One apparatus includes an LED couplable...
Current-mode sigma-delta digital-to-analog converter
In general, this disclosure is directed to a differential current-mode sigma-delta digital-to-analog converter (SD DAC) with improved accuracy and reduced...
Footwear energy harvesting system
A system for harvesting footwear energy. The energy may be in a form of footwear movement which involves a compression and decompression of chambers situated in...
Bottom antireflective coatings exhibiting enhanced wet strip rates, bottom
antireflective coating compositions...
Bottom antireflective coating (BARC) that exhibit enhanced wet strip rates, BARC compositions for fabricating such BARCs, and methods for manufacturing such...
Polymer ionic electrolytes
Polymeric ionic gels of ionic liquids having melting points below about 100.degree. C. that are formed by the reaction of a heterocyclic amine with about 2.8...
Fiber-based acoustic treatment material and methods of making the same
A fiber-based acoustic treatment material is provided. The material includes between about 3% and about 25% by weight of fibrillated microfibers, between about...
Carbon nanotube-based glucose sensor
The present invention provides a sensor, such as a biosensor, comprising at least one self-assembled monolayer (SAM) comprising analyte-sensitive groups, such...
A hydrodynamic bearing set, for use with a thrust disk disposed between planar surfaces of a housing, includes first and second topfoils disposed adjacent first...
Thermostat with utility messaging
The present disclosure pertains generally to thermostats that are adapted to assist utilities in communicating with its customers. In particular, the present...
Check valves with hinge shafts retained by welding
Methods and apparatus are provided for retaining a hinge shaft of a check valve with a bushing. The check valve includes a valve body defining a flow passage...
Systems and methods for cooling gas turbine engine transition liners
A gas turbine engine assembly includes a combustor configured to combust an air-fuel mixture to produce combustion gases in a first direction; a transition...
Systems and methods for navigating graphical displays of buildings
A display for identifying a floor of a building being monitored presents a plurality of groups of floors and a plurality of floors in a group. The groups can be...
Active control of soft hybrid isolation systems
Apparatus, Systems, and Methods are provided for controlling motion of a spacecraft. One apparatus includes a non-contacting actuator and a passive mechanical...
Automatic audio systems for fire detection and diagnosis, and crew and
person locating during fires
A system and method that use audio feedback from a region being monitored can provide location information pertaining to fire or individuals in the region....
Audio compass for motion tracking
A method for tracking motion using an audio compass is disclosed. The method comprises receiving motion sensor data indicating seismic activity recorded by at...
Photonic crystal fiber sensor
Apparatus and method for chemical and biological agent sensing. An example sensing apparatus includes a resonator having a resonance frequency. The resonator...
System and method for rendering a primary flight display having an
attitude frame element
A flight deck display element for an aircraft includes a primary flight display rendered thereon. The primary flight display includes a primary display region...
Self-excited controlled frequency generator system with bi-directional
A controlled frequency generating system (CFG) may be constructed with a main generator and an exciter driven by a common shaft. Excitation power may be...
Variable frequency reduced speed variation electric drive
A multiple-winding induction machine may be used to obtain a reduced-speed-variation electric drive when using a variable-frequency power distribution system....
Enhanced DC electric main engine start system
A starting system for aircraft engines employs power from multiple power sources. Each engine is started with a starter motor that is driven by the same...
Method for producing fluorinated organic compounds
Disclosed is a process for the preparation of fluorinated olefins. In preferred embodiments C3 olefins are produced by methods comprising contacting a compound...
Methods for simultaneously forming N-type and P-type doped regions using
non-contact printing processes
Methods for simultaneously forming doped regions of opposite conductivity using non-contact printing processes are provided. In one exemplary embodiment, a...
Cast formed filter and method of making the same
A cast formed filter and a method for making the filter are provided. The cast formed filter includes a cast formed filter media having an inlet end, an outlet...
Aircraft cabin pressure control system and method that improves cabin
pressurization during take-off
A cabin pressure control system and method improves cabin pressurization during aircraft take-off operations. The cabin pressure control system sets a cabin...
System, apparatus and method for controlling valves
Systems, apparatuses and methods for controlling valves through controlled power escalation towards the actuation threshold of the valve. A power signal is...
Multi-range pressure sensor apparatus and method utilizing a single sense
die and multiple signal paths
A multi-range pressure sensor apparatus and method that provide multiple signal paths for detecting a broad range of pressures with a high accuracy. A pressure...
High response compact turbocharger
An exemplary compressor for a turbocharger includes a compressor wheel that includes first and second compressor faces oriented back-to-back and a bore for...
Microchannel heat exchanger fabricated by wire electro-discharge machining
The present invention provides panels for a microchannel heat exchanger core wherein the panels may have greater than about 36 fins per inch of the panel. The...
Apparatus and method for dynamically detecting improper configuration data
provided in a network
A system (such as a process control system or communication system) includes one or more sources of configuration data (such as one or more BootP or DHCP...
Apparatus and method for hierarchical decomposition of planning,
scheduling, and other decision-making problems
A system includes a coordinator configured to generate a first offer representing a possible solution to a problem being solved. The coordinator is configured...
Low vibration rectification in a closed-loop, in-plane MEMS device
A method for a geometry of a lateral comb drive for an in-plane, electrostatic force feedback, closed-loop, micromachined accelerometer or closed-loop Coriolis...
Aviation field service report natural language processing
An aircraft service information handling system comprises an input module operable to collect field service narrative data. A natural language data extraction...
Fast response discrete time infinite impulse response (IIR) filter
An infinite impulse response (IIR) filter provides fast response time without significant effects of ringing or overshoot. In a first step, an input signal is...
Method and apparatus for improved message delivery for higher priority
nodes or messages in an industrial...
A method includes communicating, during a first time slot, with a first wireless node in a wireless network. The method also includes determining that the...
Apparatus and method for visualization of operating status in a process
Deviations associated with a process system are identified, such as by identifying deviations of process variables or production measurements from target...
Tracking of autonomous systems
A system includes first and second transmitters attachable to first and second vehicles. The transmitters can each transmit successive signals at predetermined...
Obstacle avoidance situation display generator
A display generator for providing obstacle avoidance guidance to a pilot is described. The display generator receives data from an obstacle avoidance dispatcher...
Apparatus and method for aligning an aircraft
An apparatus for aligning an aircraft with an area on the ground is provided. The apparatus includes an aircraft having an on-board landing system, the on-board...
Connection method for rotating rectifiers on a generator
An annular bus ring assembly for connecting main rotor windings of a generator to the exciter diodes includes a plurality of annular bus rings with tabs bent...
Enhanced sensitivity solid state radiation detector
A solid state radiation detector comprises a substrate having a sensing element thereon and at least one heavy metal plug formed in at least one insulation...
Battery pack for an industrial instrument in a process control system and
A battery pack includes battery terminals operable to be electrically coupled to one or more batteries. The battery pack also includes a printed circuit board...
Sealed systems and methods for sealing a shaft
A seal is provided for sealing a hollow shaft, where the hollow shaft has an inner surface that may be uneven due to shot peening. The seal includes an axially...
Pressure-balanced valve and actuator assembly in a process control system
An actuator-valve assembly includes a housing, which has an inlet operable to allow material to enter the housing and an outlet operable to allow the material...
Hydraulic heating apparatus
A hydraulic heating apparatus includes a body having an inlet for high pressure fluid, and an outlet for heated fluid, a chamber within the body and a flow path...
Mechanical disconnect dual-sided interlocking teeth
A disengagement/disconnect assembly for disengaging a generator from a gear box may include an inner ball screw having an angled threading on an outer surface...
Method for detecting deviation in crystallographic orientation in a metal
A method of detecting a deviation angle in a single-crystal metal structure is disclosed. The single-crystal metal structure has a crystallographic orientation,...
Apparatus and method for optimizing a liquefied natural gas facility
At least one model is associated with one or more manipulated variables and one or more controlled variables, which are associated with a cascade liquefied...
Turbocharger comprising a variable nozzle device
A turbocharger comprises a variable nozzle device and an exhaust housing being mechanically and/or thermally decoupled from the variable nozzle device....
Bi-directional locking ring assembly for aircraft thrust reverser manual
A bi-directional locking ring assembly is provided comprising a housing and a gear having a plurality of teeth. The gear is coupled to the housing to rotate in...
Method for optimizing a link schedule
A method for improving a link schedule used in a communications network is disclosed. While the method applies generally to networks that operate on a scheduled...