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Power distribution system for semiconductor die
A power distribution system for a semiconductor die includes bonding pads located adjacent to and connected to power busses with connections between the bonding...
Pressure transducer with error compensation from cross-coupling outputs
of two sensors
A pressure transducer that includes at least two sensors having substantially similar or substantially identical error characteristics, wherein each sensor is...
Pressure sensor housing
Integrated synchronous rectifier for power supplies
A timing circuit generates timing signals for a synchronous rectifier directly from the transformer power output winding. A phase detector detects the phase of...
System for the in-line extraction and dilution of a representative
sample of a processed medium
A system is disclosed for the extraction and delivery of a diluted representative sample of a processed medium, flowing as a process stream in a conduit, for the...
Time lag approach for measuring thermal conductivity and specific heat
A method and apparatus for providing a more direct approach to determine the thermal conductivity, thermal diffusivity and specific heat of a fluid of interest,...
Contractible portable humidifier
A portable humidifier having a base defining a boiler cavity; an evaporation mechanism for inducing evaporation of liquid within the boiler cavity; and a liquid...
False null prevention in optical delay line calibration
A method and apparatus for preventing false nulls in an optical delay line by causing the input optical beam to be frequency modulated or variably time delayed...
Differential clear container sensor with improved noise immunity
A photoelectric sensing unit, especially useful for determining the passage of clear bottles or other low contrast targets on a conveyor, contains two sensors...
Pressure sensitive optical device and presence detection floor
It comprises a series of measurement optical fiber (2) segments (2a, 2b, 2c) and a series of stress fiber (3) segments (3a, 3b) extending transversely to a...
Remote self-powered structure monitor
An acoustic rotor monitor that is an autonomous self-powered measurement instrument which can detect embedded and hidden fatigue cracks in remotely inaccessible...
Pole mounted revolving air circulating fan
Disclosed is a new pole mounted revolving air circulating fan for inducing air movement within an air mass by use of a rotating impeller which simultaneously...
Fiber optic gyroscope scattering error reduction
An error reducer for reducing rotation rate backscattering errors in a rotation sensor by adjusting amplitudes of bias phase modulators introduced phase changes...
Proximity sensor circuit with frequency changing capability having a
plurality of sensors and a multiplexer...
A proximity sensing circuit is provided with various attributes, including the connection of a proximity sensor coil in a feedback loop of an amplifier, the...
Key operated safety interlock switch
An operating head assembly for a key operated safety switch contains within its housing two inwardly biased locking plates surrounding and locking an operating...
Filter change indicator
This invention relates to a filter change indicator that is operable in various orientations of the device incorporating it. For example, the filter change...
Auctioneering temperature and humidity controller with reheat
A controller for climate controller system having a humidity and temperature sensor wherein the controller operates to insure that both temperature and humidity...
Portable electric heater
Damper with fanning blades
A baffle system for control of fluid delivery using manual or automatic control. The fluid supply bore is controllably occluded using a plurality of individual...
Portable electric heater
Ambient light display illumination for a head-mounted display
A head mounted display in which ambient light is used to illuminate a display to at or near the brightness of the scene being viewed when both reach the user's...
Sampling and diluting system for particle size distribution measurement
A system is disclosed for the extraction of a representative sample of a processed medium, flowing in a process stream under a first pressure force, and the...
Weight measurement and measurement standardization sensor
An apparatus and method for obtaining fiber weight measurements in the wet end of a sheetmaking system and for verifying fiber weight measurements taken in the...
Chip-on-board printed circuit manufacturing process using aluminum wire
bonded to copper pads
In a process for fabricating a printed circuit board assembly carrying a chip on board type microcircuit package, aluminum wires are bonded to the aluminum pads...
Combined ceiling fan and light kit
Chip stacking and capacitor mounting arrangement including spacers
Chip stacking and capacitor mounting arrangement including a planar spacer separating a first die and a second die. A conductive spacer provides for backside...
Job zone for a high performance navigation grade rate sensing coil
A fiber optic gyroscope that includes an improved winding transition section otherwise known as a "jog zone". The improved jog zone reduces losses due to...
Terrain elevation path manager
A terrain profile for executing terrain following flight is generated using a minimal volume of digital terrain elevation data (DTED) information. By limiting...
Hybrid isolator and structural control actuator strut
A vibration damping and isolation apparatus including a passive damping mechanism and an active enhancement mechanism. The passive damping mechanism operates to...
Method and apparatus of applying CRC to arinc 429 periodic data
A method provides an error detection of periodic aircraft data transmitted between a sending unit and a receiving unit. A keyword is sent as the last word of the...
Spread signal spectrum communication circuits and system
The present invention provides a covert radar system in which radar signals emitted are capable to search receiver thermal noise and, therefore, are ...
Fiber optic gyro with noise dither circuit for enhancing A/D conversion
A signal processing circuit for a fiber optic gyroscope which prevents glitches from saturating the photodetector and gain stages of the detection electronics by...
Fiber optic gyroscope with deadband error reduction
A deadband error reducer for a fiber optic gyroscope, which is an offset modulation signal that averages the deadband producing error over the range of the...
Method for making a polarization-sensitive optical element
An image display apparatus which employs a polarization-sensitive scattering element (PSSE). In the display, a light source is used to illuminate a panel which...
Radiation enhanced chip encapsulant
A shielding apparatus for an electronic component includes a first insulative encapsulant surrounding at least a portion of the component and a second...
Centrifugal blower wheel with an upwardly extending, smoothly contoured
A centrifugal blower wheel having an indivisible prime number of peripherally spaced blades projecting upwardly from the top surface of a generally...
Systems and methods for implementing a dynamic cache in a supervisory
The present invention provides systems and methods for controlling processes of a process facility and, in particular, for distributing data among nodes of a...
Water distribution tray for an in-duct humidifier
Integrated circuit having programmable bias circuits
The present invention utilizes the integrated circuit manufacturing process to produce integrated circuits including bias circuits which implement active devices...
Delay element for integrated circuits
A delay element including a stack of p-channel transistors connected in series and a stack of n-channel transistors connected in series with the source of the...
Combined ceiling fan and light fixture
Console air cleaner
Method and apparatus for robust data broadcast on a peripheral component
A method of robust data broadcasting on a peripheral component interconnect(PCI) bus sets intended target agents to snoop the broadcast transaction in which the...
MRAM design to reduce dissimilar nearest neighbor effects
A magnetoresistive memory array which has a row of active sense lines with each sense line including magnetoresistive bits and word lines extending over the...
Free inverter circuit
A logic circuit includes a potential coupled to a node and a first transistor coupled between a first input and the output with its gate coupled to the node. At...
Direct fluid shear damper
Disclosed is a vibration damping and isolation apparatus having a passive damping mechanism. The passive damping mechanism includes an outer tubular member and...