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Semiconductor on insulator devices
A pair of complementary MOSFET's having regions of a common conductivity type separating the source and drain regions thereof which are provided on a support...
Diffusion patterned C4 bump pads
A development process of C4 bump pads is for advanced microelectronic integrated circuit connection technology. This approach involves the laying down of...
Remote control for a ceiling fan
Method for developing a neural network tool for process identification
A tool, and the method of making the tool, for process system identification that is based on the general purpose learning capabilities of neural networks. The...
Process for forming a high gain, wide bandgap gallium nitride
photoconductor having particular sensitivity to...
A process for forming a UV sensitive gallium nitride layer includes a step of depositing a layer of aluminum nitride on which the gallium nitride layer is...
Overmolded flowthrough turbidity sensor
A flow-through visible-light turbidity sensor is constructed from a molded plastic flow tube with an overmolded opaque housing to shield the optical sensing...
Fiber optic gyroscope vibration error compensator
A rectification error reducer for a fiber optic gyroscope, which is an intensity servo or compensator for reducing vibration effects in the optical signals...
Method and apparatus for accomplishing extended range TCAS using a dual
A Traffic Alert and Collision Avoidance System (TCAS) uses a dual bandwidth receiver to achieve extended range operation. During normal operations TCAS radio...
GPS/IRS global position determination method and apparatus with
integrity loss provisions
A system for use with an inertial reference system and a global position receiver for calculating a position error after a loss of integrity by utilizing the...
Mechanism for elimination of corona effect in high power RF circuitry at
An improved electrical circuit particularly adapted to operate in an extremely thin atmosphere such as above fifty thousand feet. The circuitry of the invention...
Frame for supporting the pad in a pad-type humidifier unit
An in-duct humidifier has a permeable rectangular pad to be placed in a heated air stream. Water dripping onto the top of the pad is evaporated by the air stream...
Load isolator apparatus
A damping mounting structure for use between two members for isolating motion changes which incorporates a plurality of dampers connected between the two members...
A sliding plate (16') is provided at its surface with grooves (38) expanding according to a V-shape with pressurized air being fed at the narrow end of the...
State estimating apparatus
In a state estimating apparatus, an input space quantization section quantizes an input space according to a required precision of output data. A storage section...
Means for reducing minimum sensing distance of an ultrasonic proximity
A rugged ultrasonic sensor is provided which is capable of detecting objects in very close proximity to the sensor. This close proximity detection includes the...
GPS multipath detection method and system
A multipath detection method for use in a GPS position determination system includes providing a code pseudorange measurement representative of a range of an...
Process for setting the static superheating in expansion valves for
To effect the adjustment, the expansion valve is first set for a basic coolant (R.sub.o) to a substantially constant static overheating temperature...
Safety restraint sensor system
A safety restraint sensor system for detecting a latched position and/or an unlatched position of a latch and a buckle. The latch is movably mounted with respect...
Pattern collation apparatus based on spatial frequency characteristics
In a pattern processing apparatus, a registration data preparation unit performs two-dimensional discrete Fourier transform of image data of a registration...
Electromagnetic transducer system with integrated circuit card adapter
An apparatus according to various aspects of the present invention is configured to collect and/or emit electromagnetic waves, particularly microwaves. In one...
Magnetic sensor with a chip attached to a lead assembly within a cavity
at the sensor's sensing face
A geartooth sensor is provided with a carrier shaped to form a cavity in which semiconductor chips can be disposed. The carrier partially encapsulates a...
Predictive approach integrity
A method and apparatus are provided for predicting the position error bound in a satellite positioning system at a future time. The future position of each...
Error detection and correction for data stored across multiple byte-wide
A digital computing system includes a first and second processor clocked for locked step operation. A shared memory stores a linear block codeword across a...
Method of predicting overshoot in a control system response
A process control system including a method of suppressing overshoot of a process variable beyond the process value setpoint by predicting the overshoot by...
Amplifier having DC coupled gain stages
An RF amplifier has multiple DC coupled gain stages which generate an output signal by amplifying an input RF signal. All of the transistors are NPN and directly...
Methods and apparatus for stabilizing radar false alarm rate
A radar system and method for operation of the same in a manner in which the false alarm rate is stabilized is provided. The system includes an automatic gain...
Laser with a selectively changed current confining layer
A laser structure is provided with two current confining layers of a material that is subject to oxidation in the presence of an oxidizing agent. The laser...
Power stealing solid state switch for supplying operating power to an
electronic control device
A power stealing circuit provides operating power for a environmental control such as a thermostatic control while controlling the current in a power supply line...
Method for determining the position of a rotating shaft
A method is provided for determining the position of a shaft along a longitudinal axis. The method is used with a device that includes first, second, and third...
Buckled actuator with enhanced restoring force
An electrostatic actuator device including a stationary support and a buckled, moveable support mounted to enter into contact with the stationary support. At...
Ground strike protection function for aircraft autopilot
A method and apparatus for use with an aircraft autopilot to prevent an aircraft part from striking the ground during near ground maneuvers by employing a...
Headgear having an articulated mounting mechanism for a visor
Disclosed is protective headgear for an aviator. The headgear includes a helmet adapted to be worn by the aviator, a visor and a mechanism for mounting the visor...
System and methods for achieving heterogeneous data flow between
algorithm blocks in a distributed control system
A system for, and method of, achieving heterogeneous data flow between first and second algorithm blocks in a control system, and a distributed, real-time...
Portable electric heater
Method and aparatus for dynamically calibrating a radar receiver
A wave-based detection system according to various aspects of the present invention analyzes signals in conjunction with a series of thresholds related to the...
Magnetic sensor with components attached to transparent plate for laser
trimming during calibration
A magnetic sensor is provided with a permanent magnet structure, a magnetically sensitive component and a transparent plate through which the magnetically...
Integrated silicon vacuum micropackage for infrared devices
An efficient method brings together two wafers of dies that contain an infrared transparent window or top cap with either an infrared detector or emitter array...
Method of making SOI circuit for higher temperature and higher voltage
Method for forming a CMOS transistor in a silicon layer positioned above an underlying buried oxide layer including isolating a first active area and a second...
Fabrication of vertical cavity surface emitting laser with current
A vertical cavity surface emitting laser having a planar structure, having an implantation or diffusion at the top of the mirror closest to the substrate or at...
Precision snap-on knob mechanism
A knob securing mechanism secures a knob to a shaft. A uniquely shaped retaining clip attaches in a channel of the knob. The channel intersects a bore in the...
Emulator for visual display object files and method of operation thereof
A system for, and method of, emulating, on a non-native computer, a native environment for a visual display object file for a real time process control system...
Error management system for supporting the identification and logging of
There is provided an event management system and a storage media for identifying and logging event information for a plurality of loosely coupled subsystems. The...
Fiber optic mode scrambler
The present invention is an optical transmission system comprising an optical source, a first lens and a second lens, a multimode optical waveguide, and a...
Method and system for controlling a multiple input/output process with
minimum latency using a pseudo inverse...
A control system regulates a controlled process. A first controller receives at least a first input variable and a second input variable and produces at least a...
Adaptive ground collision avoidance system
A ground collision avoidance system that exhibits improved accuracy and performance by integrating with all other aircraft systems including guidance systems,...
Apparatus for measuring the flexural stiffness of moved laminar-shaped
An apparatus for measuring the flexural stiffness of a moving laminar-shaped material web is disclosed that guides the material web over two stationary guide...
Micromachined inferential opto-thermal gas sensor
A micromachined integrated opto-thermal sensor having a rapidly intensity varying or pulsing light source, an interference filter, shadow masking or reflective...