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7615985 |
Probe for measuring characteristics of an excitation current of a plasma, and associated plasma reactor
A probe for measuring electrical characteristics of an excitation current of a plasma is provided. The probe is mounted on a conductive line that includes an inner conductor and an outer conductor....
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7613963 |
Wireless method and apparatus for testing armament circuits
The testing apparatus of the present invention provides a self-contained test module that connects to the weapons firing circuit on the weapons platform. This test module communicates with a data...
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7609048 |
Probe microscope and measuring method using probe microscope
Provided is a probe microscope for measuring a surface potential of a sample, including a contact electrification mechanism (circuit (C)) for bringing an electroconductive probe device into contact...
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7598750 |
Fluid fitting electromagnetic effects test chamber
An apparatus and method for testing electromagnetic effects. In one advantageous embodiment, the apparatus has a chamber, a door connected to the chamber, a gas supply system attached to the...
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7595628 |
Probing apparatus for illuminating an electrical device under test
A probe for probing an electrical device under test is provided. The probe comprises a selectively positionable door defining a recessed compartment and a light source positioned within the...
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7579851 |
Operation voltage supply apparatus and operation voltage supply method for semiconductor device
The voltage application probe ( 54 ) and the voltage measurement probe ( 56 ) are connected to the voltage application pad ( 74 ) and the voltage measurement pad ( 76 ) of the semiconductor device...
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7570043 |
Switches bidirectionally connecting external lead to PLL voltage tune line
An integrated circuit, a phase locked loop, a voltage tune probe and a method of screening an integrated circuit employing a phase locked loop thereof. In one embodiment, the integrated circuit...
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7554318 |
Transient reversing voltage detecting circuit
A current balancing circuit includes a voltage detecting circuit having a detecting diode, and a control switch having an input part and an output part, the input part is coupled in series to the...
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7550960 |
Method and apparatus for measuring voltage in a power switching device
A method and apparatus for determining a voltage potential in a power switching device. The method and apparatus uses a conductive shield surrounding a coil positioned around a connector in a power...
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7532015 |
Microwave spectroscopy probe
A microwave spectroscopy probe has a center conductor between a first ground plane and a second ground plane. A dielectric member has fluid channel between the center conductor and the first ground...
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7528613 |
Apparatus and method for steering RF scans provided by an aircraft radar antenna
A radar system is disclosed. The radar system comprises an antenna mounting apparatus coupled to the aircraft, and an antenna rotatably coupled to the mounting apparatus. The antenna is configured...
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7526391 |
Method and apparatus to evaluate transient characteristics in an electrical power system
A system and method to evaluate characteristics of transient events in an electrical power system to determine the location of a transient source type, the source type of a transient event, and...
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7525316 |
Electrostatic discharge event and transient signal detection and measurement device and method
An electrostatic discharge (ESD) event and transient signal detection and measurement device and method are described. The device and method are able to distinguish between an ESD event and other...
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7525299 |
Apparatus for accessing and probing the connections between a chip package and a printed circuit board
A device to access and/or verify connections between a chip package and a printed circuit board (“PCB”), specifically within packages lacking back-side measurement access, includes a housing...
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7511467 |
Detection of lightning
A lightning detector for lightning detection and a lightning detection method, wherein the lightning detector uses at least two separate channels or frequency bands for lightning detection, and...
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7508187 |
Device and system for the measurement of an external electrostatic field, and system and method for the detection of storms
The invention relates to a device for the measurement of an external electrostatic field, for example, for the detection of storms, which includes a first conductive element ( 1 ); an amplifier ( 2...
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7508186 |
Registration of lightning strike in a wind turbine
The invention relates to aspects of a method of registering lightning strikes in the blade of a wind turbine, use of such method, a system of exercising the method. The method according to the...
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7504837 |
Electrical characteristics measurement method and electrical characteristics measurement device
The characteristics of an object are measured using an electrical characteristics measurement device in which a probe includes a signal terminal, a ground terminal, and a variable resistance...
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7492170 |
Probe based information storage for probes used for opens detection in in-circuit testing
Disclosed is a novel electrical probe that stores probe-specific information. A probe implemented in accordance with the invention includes a processor, memory, and a communications interface....
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7492143 |
Method and structure for variable pitch microwave probe assembly
A coplanar waveguide (CPW) probe includes at least one center probe element, each having a respective center probe contact point and at least one peripheral probe element, each having a respective...
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7489135 |
Electric potential measuring instrument and image forming apparatus
The electric potential measuring instrument comprises an electrode arranged on a semiconductor substrate at a position opposite to the object of measurement and a modulator for modulating the...
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7486095 |
System for measuring signal path resistance for an integrated circuit tester interconnect structure
Resistances of signal paths within a interconnect structure for linking input/output (I/O) ports of an integrated circuit (IC) tester to test points of an IC are measured by the IC tester itself....
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7486081 |
Apparatus and method for monitoring and controlling detection of stray voltage anomalies
A mobile apparatus for monitoring an electric field in a patrolled area, comprising at least one detection device for measuring electric field signals, at least one camera device for collecting...
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7468505 |
Fiber optic current sensor system and method for detecting lightning
A system for lightning detection is provided. The lightning detection system includes a conductor configured to receive a lightning strike and transmit a lightning induced current. The system also...
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7460956 |
Systems and methods for time corrected lightning detection
A lightning detection system provides an estimated location of a lightning stroke. The system includes sensors, and an analyzer. Each sensor provides messages having sensor identification, an...
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7449875 |
Device for automatic detection of battery polarity
The present invention provides a device for automatic detection of battery polarity, wherein a detector circuit is structured from detector terminals, detector units, positive voltage electrical...
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7446522 |
Constant contact wheel for close interval survey devices
A constant contact reference wheel system includes a vehicle carrying a water reservoir, and a constant contact reference wheel. The constant contact reference wheel includes a frame having a first...
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7439746 |
Electrostatic voltmeter
An electrostatic voltmeter has an input sensing terminal, a first operational amplifier, a second operational amplifier, a first reference voltage terminal electrically connected to the...
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7436314 |
Monitor and circuit arrangement for voltage regulator
A circuit arrangement having a voltage regulator, which is designed to generate a regulated operating voltage, and a voltage monitoring unit, which is designed to monitor the regulated operating...
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7432698 |
Modular active test probe and removable tip module therefor
A modular active test probe and removable tip module therefor. Within the scope of the invention, there is a probe tip module comprising a first probe tip adapted for probing a circuit under test...
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7427925 |
Hazard detector
A hazard detector has an electronic circuit with a start-up program for causing emission of a local indicator signal, such as a flashing signal from a LED, if power and ground terminals of the...
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7417843 |
System and method of protecting metallic structures from lightning strikes
A lightning protection system having a sensor for detecting a polarity of atmospheric charges, a direct current power supply, a controller interactively connected to the power supply and to the...
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7411401 |
Systems and methods for reducing common-mode platform noise in electric-field sensors
Systems and methods for reducing electrostatic platform noise in electric-field sensors due to various self-charging and discharging processes are provided. A representative method includes:...
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7397233 |
Voltage measuring device
A device for measuring alternating voltage in a conductor under test using a first set of capacitive voltage sensors 32 a - f mounted on an electrically insulating support member. The sensors are...
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7385382 |
Quick reference test light probe with digital voltage meter
The present invention relates to a quick reference electrical voltage testing tool utilizing a variable voltage range light bulb and digital read out voltage meter both incorporated in the testing...
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7372284 |
Method and apparatus for probing at arbitrary locations within an inaccessible array of leads the solder balls or pins actually connecting a VLSI IC package to a substrate or socket
A probe for an array of interconnecting leads between a PCA and an IC has one or more contacts extending laterally from or plated upon one or more arms formed of a flexible printed circuit, and...
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7355377 |
Telescoping electrical tester
A probe-type electrical tester having a lamp, a first pointed electrode connected to the lamp, and a second electrode comprising an alligator clip connected to the lamp. The pointed electrode...
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7339367 |
Interface for detection and control of multiple test probes
An interface module. The interface module includes a probe identification module configured for connection to an identification bus, a probe detect module configured for connection to a...
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7336193 |
Device for monitoring the leakage current of a surge arrester
A device for monitoring a leakage current of a surge arrester has a measuring element for detecting a leakage current in a leakage current circuit. A filter assembly filters the leakage current in...
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7336063 |
Voltage detector
A voltage detector that more accurately measures AC voltage of a voltage conductor by correcting the voltage detected directly by the detector's contact probe to account for the conductor's size...
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7332923 |
Test probe for high-frequency measurement
A test probe for executing high-frequency measurements comprises: a coaxial high-frequency wave guide containing an inner conductor and an outer conductor for delivering a primary electrical...
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7327271 |
Portable weather detector and alert system
A portable weather detection and alarm device includes an electromagnetic signal receiver that receives digital time signals and atmospheric phenomenon signals. A processor connected to the...
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7319315 |
Voltage verification unit
A voltage verification unit and method for determining the absence of potentially dangerous potentials within a power supply enclosure without Mode 2 work is disclosed. With this device and...
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7317319 |
Measuring method for electromagnetic field intensity and apparatus therefor, measuring method for electromagnetic field intensity distribution and apparatus therefor, measuring method for current and voltage distributions and apparatus therefor
Intensities of electric and magnetic fields are measured by locating a conductor and reference conductor in the electromagnetic field so the conductor and reference conductor simultaneously output...
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7294996 |
Characteristic evaluating system and characteristic evaluating method
The characteristic evaluating system of the present invention includes: a cable-driving transmitter transmitting a signal to one end of a cable to be measured; a load connected to the other end of...
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7294995 |
Current probing system
A current probing system has a current probe and a detachable adapter. The current probe has a probe body with electrically conductive contacts that mate with electrically conductive contacts on...
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7292053 |
High-voltage measuring device
The present invention provides a high-voltage measuring device capable of providing sufficient electric isolation between resistors and between resistors and a voltage measurement circuit without...
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7285972 |
Test fixture for assembled wireless devices
A fixture for radio frequency (“RF”) testing of an assembled wireless device, the wireless device having a removable casing concealing one or more RF spring connectors, the fixture comprising:...
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7282941 |
Method of measuring semiconductor wafers with an oxide enhanced probe
A method of measuring at least one electrical property of a semiconductor wafer includes providing an elastically deformable and electrically conductive contact having an insulative oxide layer...
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7282935 |
Regenerator probe
A probe apparatus has first and second access ports and a measurement port. The first and second access ports are adapted to be interposed in a test circuit. A voltage amplifier and a voltage...
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