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Patent # Description
US-5,453,712 Circuit for accurately discharging a capacitor
A subcircuit for discharging a capacitor at a preselected rate incorporates a first transistor and a second transistor connected with the emitter of the first...
US-5,453,701 Bare die test and burn-in device
Bare die test device for making temporary electrical connections between bonding pads on the die and external test connectors includes a die chuck, a fanout...
US-5,452,417 Real time display system for showing the status of an operating system
A display system provides a real time display on its display screen of the present and recent past operating history of an operating system. The operating system...
US-D362,426 Command console for monitoring and controlling the work flow of industrial areas
US-5,450,345 Terrain referenced navigation-Schuler cycle error reduction method and apparatus
A method for Schuler cycle error reduction is provided for use in a terrain referenced navigation system. Terrain Reference Navigation filter coefficients are...
US-5,450,198 Laser gyro microprocessor based smart mode acquisition and high performance mode hopping
A laser digital path length control method and apparatus for precisely controlling a laser path length to obtain a laser mode and change a laser mode. The...
US-5,450,197 Device and method for reducing angular random walk in a ring laser gyroscope
A ring laser gyroscope system includes light intensity detecting devices for detecting intensity of laser beams in the gyroscope. A computer processes the output...
US-5,450,053 Use of vanadium oxide in microbolometer sensors
In a microbolometer infrared radiation sensor, a detector material (VO.sub.2) having a high thermal coefficient of resistance to increase the sensitivity of the...
US-5,449,910 Infrared radiation imaging array with compound sensors forming each pixel
An infrared imaging array of thermoelectric sensors has a plurality of electrically connected microbridge subsensors comprising each sensor of the array. Each...
US-5,448,486 Orthogonal polar coordinate system to accommodate polar navigation
A method for navigating an aircraft around the earth's polar region comprises the steps of determining if the aircraft is in one of the polar regions of the...
US-5,448,157 High precision bipolar current source
A bipolar current source which provides negative and positive currents have been equalized by magnitude. During the majority of the time, the bipolar current...
US-D361,947 Programmable thermostat
US-5,446,567 Liquid crystal display with first and second aperatures where one aperature has protuberances
The liquid crystal display includes a patterned mirror disposed between the backlight assembly and the black matrix to reflect light back into the backlight...
US-5,446,531 Sensor platform for use in machines for washing articles
A plurality of fluid condition sensors are combined together to provide a sensor cluster that senses turbidity, temperature, conductivity and the movement of a...
US-5,444,531 Sensor with led current control for use in machines for washing articles
A plurality of fluid condition sensors are combined together to provide a sensor cluster that senses turbidity, temperature, conductivity and the movement of a...
US-5,444,370 Magnetic angular position sensor with two magnetically sensitive components arranged proximate two target...
A magnetic sensor is provided with two target tracks arranged in generally parallel association with each other. Each of the target tracks comprises magnetic and...
US-D361,534 Flowthrough pressure sensor
US-RE35,023 Fiber optic gyro with a source at a first wavelength and a fiber optic loop designed for single mode operation...
A low cost fiber optic gyro includes a Sagnac interferometer configured in a minimum reciprocal configuration and modified to use a 0.8 micron wavelength laser...
US-5,442,560 Integrated guidance system and method for providing guidance to a projectile on a trajectory
An inertial measurement unit is provided which includes a core inertial measurement unit having accelerometers and gyroscopes aligned along x, y and z axes to...
US-5,442,544 Single input single output rate optimal controller
A nonlinear, time-variable digital controller and a general method for its synthesis. The processing of the reference load and the disturbance changes are kept...
US-5,442,371 Simplified image reconstruction interface
A video interface apparatus for converting an incoming interlaced video signal to an outgoing non-interlaced video signal for an LCD flat panel with an arbitrary...
US-5,441,597 Microstructure gas valve control forming method
A process for fabricating a flow control device which includes a housing with separate main flow and flow control (servo) passages between an inlet port and an...
US-5,438,639 Ion-beam deposited, gain enhanced ring resonators
An optical waveguide is created using the process of ion beam deposition resulting in a waveguide with low propagation loss, mode discrimination, and gain...
US-5,438,410 Ring laser gyro bias drift improvement method and apparatus
A ring laser gyro bias drift improvement method and apparatus for compensating for periodic bias drift including a microprocessor which controls a path length...
US-5,438,409 Readout for a ring laser angular rate sensor
A data signal processer processes a pair of phase quadrature signals responsive to an interference pattern indicative of the phase change between...
US-5,437,091 High curvature antenna forming process
A high curvature antenna is formed by using a multiple layer of laminate positioned between all microstrip elements and the conductive ground plane. By using...
US-5,436,852 Method and apparatus for calculating predicted mean thermal sensitivity
According to a method and apparatus for calculating predicted mean thermal sensitivity which is used to control an air conditioning or heating unit, an operative...
US-5,436,610 System and method for transferring local alarm service monitoring on an overload basis
An alarm system monitoring method for remote monitoring. A local alarm monitoring station receives alarm indications from alarms being monitored. A load...
US-5,436,557 Current sensor which is attachable to an external object by retention between the external object and an...
A current sensor is provided with a planar member formed within a first opening of the sensor housing and extending inwardly from an inner periphery of the...
US-5,435,817 Portable room air purifier
A portable and compact room air purifier having an internal filter element through which air is drawn by a centrifugal fan and wherein the air is discharged...
US-5,435,717 Burner control system with continuous check of hot surface ignitor during run cycle
A fuel valve and ignitor control system in which pull-in current for a fuel valve operating on rectified alternating current is supplied through a first normally...
US-5,435,343 Two stage natural/LP gas convertible pressure regulator valve with single servo controller
A convertible two-stage pressure regulator in which a main valve regulates fluid flow between an inlet and outlet in response to a control pressure produced by a...
US-5,435,070 Simplified compass with multiple segment display capability
An apparatus for determining the direction of a magnetic field is provided with a plurality of magnetically sensitive components arranged with their sensing axes...
US-5,434,670 Laser gyro screening method for predicting angular random walk
A screening method for a ring laser gyro capable of more accurately predicting the gyro's angular random walk upon completion of the built process is disclosed....
US-5,432,474 Fixed and adjustable bandwidth translinear input amplifier
An improved method and circuitry for processing high-impedance (current mode) input signals for use in translinear and other mode circuits in a manner that...
US-5,432,372 Semiconductor pressure sensor
A semiconductor pressure sensor includes a semiconductor substrate, a pressure detection gage, and a temperature detection gage. The semiconductor substrate has...
US-5,431,215 Pressure switch for energy recovery ventilator
A pressure switch for an energy recovery ventilator. The energy recovery ventilator for exchanging indoor air with outdoor air. The energy recovery ventilator...
US-D360,147 Rectangular thermostat housing having a stepped front panel
US-D360,146 Thermostat housing
US-D360,145 Thermostat housing with compound curved surfaces
US-5,430,600 Latching relay control circuit
A latching relay control circuit comprising a latching relay pulse generator circuit and a relay coil drive circuit, the latching relay pulse generator circuit...
US-5,429,981 Method of making linear capacitors for high temperature applications
A method for making a voltage linear capacitor for use with a metal oxide semiconductor field transistor wherein a capacitor portion of an SOI substrate is...
US-5,428,265 Processor controlled fluorescent lamp dimmer for aircraft liquid crystal display instruments
A processor controlled fluorescent lamp dimmer circuit is shown for use in an aircraft display system utilizing a fluorescent lamp in the backlight system of...
US-5,426,776 Microprocessor watchdog circuit
A microprocessor watchdog circuit in which a voltage less than a reference voltage is supplied to a comparator substantially only in response to a pulse train...
US-5,426,774 Method for maintaining a sequence of events function during failover in a redundant multiple layer system
In a process control system having a redundant multilayer hierarchical structure, each node of a layer being redundant sequence of events inputs are received...
US-5,426,725 Priority based graphics in an open system windows environment
A graphics display has the capability of displaying both alpha numeric images and graphic images and properly blending these images. The blending is done timely...
US-5,426,353 Synchronous motor system employing a non-synchronous motor for enhanced torque output
A rotary actuator derives its power from a synchronous motor preferably of the AC type providing constant output speed, and from a non-synchronous motor,...
US-5,426,271 Liquid level sensor
A liquid level sensor is provided with a single piece pivotable device which is used to move a permanent magnet into and out of the detection zone of a...
US-5,424,958 Real time resource allocation
The method allocates a demanded amount of power to a plurality of power output apparatus, each power apparatus having characteristic curves associated therewith,...
US-5,424,950 Vehicle control surface position feedback compensator for reducing vehicle oscillation
In a servo loop closure for an aircraft control surface, surface position from the control surface synchro is utilized to augment the servo motor rate feedback...
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