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6683449 |
Apparatus and method for detecting a mechanical component on a computer system substrate
An electrically conductive strap is connected to an electrically conductive first connector at one end and connected to an electrically conductive second connector at the other end. Both connectors...
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6680621 |
Steady state method for measuring the thickness and the capacitance of ultra thin dielectric in the presence of substantial leakage current
A method is described for measuring the capacitance and the equivalent oxide thickness of an ultra thin dielectric layer on a silicon substrate in which the dielectric layer is uniform or...
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6677763 |
Material segregation, density, and moisture analyzing apparatus and method
A material analyzing apparatus and associated method for analyzing. The apparatus comprises an analyzer body that contains a generally insulative material casing; a material analyzing circuitry...
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6674286 |
Methods and apparatus for measuring electrical properties of a ground using a graphite electrode
Methods and apparatuses for measuring an electrical property of the ground. The apparatus includes a graphite electrode. The graphite electrode includes a graphite body and a first and second...
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6674366 |
Inanimate entity line-of-bearing location method via linking material-specific non-uniform static electrification spatial gradient pattern to dielectrophoresis
The dielectrophoretic force caused by the non-uniform electric field squared spatial gradient three-dimensional pattern uniquely exhibited by a predetermined type of inanimate entity can be...
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6671631 |
Systems and methods for analyzing viscoelastic properties of combinatorial libraries of materials
Systems and methods for analyzing a viscoelastic property of a combinatorial library of materials including a plurality of full bridge devices operable for measuring a temperature-modulated...
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6664776 |
Method and system for voltammetric characterization of a liquid sample
Parallel measurements on a plurality of working electrodes E 1 -E 4 during the same pulse-sequence permits voltammetric characterization by, during each cycle of a predetermined pulse-sequence,...
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6661963 |
System and method for calibrating and operating a semiconductor variable optical attenuator
A method and apparatus for controlling the attenuation level of a semiconductor VOA relative to an absolute temperature of the VOA without the use of a power monitor is provided. The method...
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6657423 |
Physical quantity detection device with error detection in power supply line thereto
A pressure sensor is supplied with a supply voltage from a system control circuit having the function for changing the supply voltage. When the supply voltage is within a predetermined voltage...
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6646427 |
Determination of chloride corrosion threshold for metals embedded in cementitious material
The chloride corrosion threshold of a metal embedded in a cementitious structure is determined in an accelerated manner by using an electric field to increase the rate of migration of chloride ion...
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6628111 |
Method and apparatus for corrosion sensing
A corrosion sensor for use within a fluid flow path includes a sensing element and circuitry coupled to the sensing element for detecting corrosion of the sensing element. Another embodiment of a...
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6614212 |
Differential conductivity hemodynamic monitor
Method and apparatus for quantitatively determining a degree of recirculalion flow in a vessel of a fluid by altering the electrical conductivity of the fluid, sensing the difference in...
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6600306 |
Method and device for controlling a vat containing oil or cooking fat in situ
The invention concerns a method and apparatus for monitoring the polar compound content of a liquid bath disposed within a cooking vat to insure the liquid bath remains suitable for human...
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6598465 |
Electrorheological and magnetorheological fluid scanning rheometer
A scanning rheometer is presented for the rheological property measurement of electrorheological (ER) and magnetorheological (MR) fluids using a non-linear viscoplastic model, based on the fluid...
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6593753 |
System and method for monitoring substances and reactions
Systems, methods, and probe devices for electronic monitoring and characterization using single-ended coupling of a load-pulled oscillator to a system under test.
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6593747 |
Method and apparatus for monitoring adsorbent activity in situ
The present invention is directed to a method and apparatus of determining the degree of saturation of a decontamination-removing substance or adsorbent such as an alumina absorbent or activated...
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6593567 |
Ion mobility spectrometer having extended linear dynamic range
An ion mobility spectrometer is disclosed which includes a sample input port, an ion generator, an ionization chamber receiving and ionizing samples, an ion gate for causing the ionized samples to...
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6590375 |
Device and method for detection and/or inspection of conductive particles using high-voltage field
Particles in a fluid cause an arc at a certain electric field whose value depends on the nature of the particles (size, composition, and the like). By applying an electric field across the fluid...
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6588253 |
Fuel volatitlity sensor and method based on capacitance measurement
A method and apparatus for determining a volatility of a fuel sample. A fuel sample is collected in a container and heated for a time period using a heater device. Periodically during the heating,...
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6577112 |
Method and apparatus for on-line monitoring of quality and/or condition of highly resistive fluids
An apparatus and method for monitoring a highly electrically-resistive fluid. The method includes applying across the fluid an AC signal that includes at least two different AC electrical...
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6570999 |
Soil particle and soil analysis system
A soil analysis system for determining one or more categories of soil based upon the particle sizes in a soil sample. The soil analysis system includes an image sensor and an image analysis...
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6566853 |
Molten metal inclusion sensor probes
Molten metal inclusion sensor probes have a sensing passage through which the molten metal passes, while direct current passes through the passage between two electrodes. The passage of an...
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6553849 |
Electrodynamic particle size analyzer
An apparatus and method for determining the particle size distribution of a plurality of particles in a sample, the apparatus comprising a particle charging chamber for charging the particles in...
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6553812 |
Combined oil quality and viscosity sensing system
A combined oil quality and fuel contamination sensing system includes a capacitive dielectric sensor and pressure sensing arrangements for measuring the dielectric constant of the oil and the...
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6534964 |
Apparatus and method for determining stiffness properties of an anisotropic electronic substrate using scanning acoustic microscopy
An apparatus and method allow accurately determining properties of an anisotropic material, such as a multilayer printed wiring board, in a non-destructive manner using scanning acoustic...
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6534965 |
Particle signal processing apparatus and particle measurement apparatus using same
A particle signal processing apparatus which processes a particle signal representative of characteristics of particles includes an amplifier having input and output terminals for amplifying a...
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6531858 |
Method for measuring drift values of an ISFET using the hydrogenated amorphous silicon as a sensing film
A method of measuring the the drift value of an a-Si:H ISFET) has the steps of: (1) using a constant voltage/current circuit to fix the drain/source current and the drain/source voltage of the...
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6531859 |
Electronic arrangement for an electric component and as a support for sensors
The invention relates to an electrode arrangement for an electronic component, also acting as a support for sensors. Said electrode arrangement is mounted on a substrate ( 1 ) as a suitably...
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6515481 |
Streaming current detector with easily removable matched sleeve and piston set
A streaming current detector having a probe in which dielectric elements used to generate the streaming current—specifically, a sleeve for slideably receiving a reciprocating piston and the...
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6512355 |
Device and method for inspection and detection of a material by observing a high-voltage waveform produced by that material
Materials display innate resistance, capacitance, and inductance (RCL) properties and can therefore be distinguished in accordance with these properties. A high voltage is applied across a...
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6512354 |
Method and apparatus for sensing the state of an electrophoretic display
A method for sensing the state of an electrophoretic display includes the steps of applying an electrical signal to a display element, measuring an electrical response for the display element, and...
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6504383 |
Device for monitoring welds
A device for monitoring welds is provided. The device can be used during a welding operation without interfering with the welding and can be located in the direct vicinity of the weld. This is...
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6501286 |
Multiple reference electrode array for measuring open circuit potentials in artificial crevices
An electrode array device for use with a conductive element to simulate a crevice that is subject to corrosive conditions. The device includes a non-conductive member and a plurality of electrodes....
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6496114 |
Method and apparatus using laser enhanced dielectrokinesis to locate entities
A method and apparatus for locating various entities, including animate human beings and animals, as well as inanimate objects, such as, for example, certain types of plastics, observes and detects...
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6489775 |
Particle detectors
A particle detector for detecting particles flowing in a duct has a first triboelectric probe ( 5 ) for detecting the particles and a second triboelectric probe ( 3 ) for detecting a signal...
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6488156 |
Method and system for verification of fertilization of poultry eggs
A method for verification of the presence of a living embryo in an incubating poultry egg. The method comprises the steps of: causing at least two electrodes to make conductive contact with the...
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6489785 |
Comparative contactless conductivity detector
A comparative conductivity detection system includes a sample channel assembly and a reference channel assembly. The sample channel assembly includes a sample-fluid channel, a drive electrode, and...
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6486692 |
Method of positive mobile iron contamination (PMIC) detection and apparatus of performing the same
A positive mobile iron contamination (PMIC) detection apparatus disposed on a semiconductor substrate. An active region is defined on the semiconductor substrate using field oxide layers, and an...
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6478948 |
Method of monitoring and controlling corrosion of furnace boiler tubes
A method for monitoring and reducing corrosion in furnace boiler tubes measures electrochemical noise associated with corrosion mechanisms while corrosion is occurring at the surface of the tubes...
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6469516 |
Method for inspecting capacitors
In a method for judging the conformity or non-conformity of a capacitor from the charging characteristic at the time when a direct-current voltage is applied to the capacitor, a threshold current...
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6456198 |
Fence sensor
It is an object of this invention to provide a fence sensor which can achieve an excellent detection stability without using a current for generating an electric field nor infrared rays. The fence...
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6452372 |
Duet jfet rf oscillator-detector for flow cytometer
A junction field effect transistor (JFET) RF oscillator-detector circuit generates an RF signal for an apparatus for conducting electrical measurements of particles contained in a carrier fluid...
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6452400 |
Method of measuring negative ion density of plasma and plasma processing method and apparatus for carrying out the same
A probe ( 6 ) is brought into contact with a plasma produced by ionizing Ar gas, a saturation current (I es2 ) at which current flowing through the probe is saturated when the potential of the...
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6452402 |
Apparatus for determining the type of external device being connected
An electronic device comprising a processor 4 and a connector 2 for connecting an external device to the electronic device. The connector has a plurality of electrical contacts 23-27 at least...
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6437551 |
Microfabricated AC impedance sensor
A microfabricated instrument for detecting and identifying cells and other particles based on alternating current (AC) impedance measurements. The microfabricated AC impedance sensor includes two...
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6426615 |
Apparatus and method for analyzing particles
An apparatus for analyzing particles suspended in a fluid. The fluid has electrical properties different from that of the particles. The fluid and particles move from a first fluid containing...
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6425025 |
System and method for connecting electronic circuitry in a computer system
A bus includes at least a pair of terminators interposed between a pair of connectors. A first one of the terminators is located within a predetermined distance from a first one of the connectors....
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6420863 |
Method for monitoring alternating current discharge on a double electrode and apparatus
Process for monitoring an alternating-voltage discharge between the electrodes of a double electrode and an apparatus. The process includes measuring values of at least one of a discharge current...
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6417658 |
Flow cell for particle analyzer using electrical sensing zone method
A flow cell for a particle analyzer using an electrical sensing zone method, includes: a detecting member having a through hole; a first cell for supplying a particle containing liquid to the...
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6411102 |
Apparatus for testing various structural parameters of an electro-magnetic radiation barrier
The design of an electro-magnetic radiation suppression shield and cooling housing for a computer, server or other electronic device having a computer processor may be greatly enhanced and...
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