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7616108 |
Vehicle light system
One embodiment of the present application includes a vehicle illumination system. The vehicle illumination system comprises an input keypad configured to receive at least one input provided by a...
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7612654 |
System and method for circuit protector monitoring and management
A system and method for circuit protector monitoring and management includes at least one circuit protector defining an interruptible current path therethrough upon an occurrence of specified...
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7590499 |
Recording and conveying energy consumption and power information
Aspects of the invention provide apparatuses, methods, and systems that support measuring and conveying energy consumption by an electrical device. An apparatus includes an energy sensor that...
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7535374 |
Security cover
A cover and method for protecting objects is provided. The cover includes a flexible sheet, wherein the sheet comprises a lower layer of a carbon fiber weave material; and an alarm module attached...
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7528734 |
System and method for automatically detecting power supply voltage
A system for automatically detecting power supply voltage includes a voltage divider connected to a power supply, an A/D converter connected to the voltage divider, a detection module connected to...
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7522047 |
Adjustable display assembly for a retail product
A display assembly for a retail product has a base and a platform adjustably mounted on an upper end of the base. The platform includes a lower housing which is pivotally supported in a cradle...
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7511628 |
Status indicator circuit for a dimmer switch
A load control device for controlling the amount of power delivered to an electrical load from an AC power source comprises a semiconductor switch having a control input, a triggering circuit, a...
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7501959 |
Signal incoming direction estimation apparatus
A signal incoming direction estimation apparatus is constructed so as to comprise a sensor array having plural sensors and the impedance of each of the sensors being set to a predetermined value,...
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7446659 |
Theft deterrent device with dual sensor assembly
A theft deterrent device allows a customer to handle an item of merchandise to which the device is connected. The device is configured to protect items of merchandise having first and second pieces...
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7439874 |
Load status indicator
A load status indicator is disclosed for determining whether power is available to, and current is flowing through, a load. A first visual status indicator may light up when power is available to...
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7423546 |
Device, system and method for monitoring a household electric appliance
A device is described, for monitoring a household electric user (COT, LB, AU), in particular a household appliance, presenting an electric load, where said monitoring device (AI) is connected...
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7403130 |
Removing an automatic circuit recloser from service prior to battery failure
An automatic circuit recloser is automatically removed from service prior to battery failure. Logic implemented on the automatic circuit recloser is used to determine whether a battery of the...
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7403106 |
Seatbelt apparatus
The disclosed detection circuit for a seatbelt apparatus may include an attachment detection switch, first and second resistance elements, and an LED. The resistance value of the first resistance...
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7400227 |
Fire alarm notification power supply with configurable notification appliance circuits and auxiliary power circuits apparatus and method
A power supply for providing excitation to notification appliance circuits (NACs) in fire alarm applications meets revised national and international requirements for both NAC drive and auxiliary...
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7397384 |
Track lighting system current limiting device
A current limiting system in accordance with the present invention comprises an accessory or canopy mount device that is permanently installed between a source of electrical power 1 and a track...
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7391335 |
Aerospace light-emitting diode (LED)-based lights life and operation monitor compensator
A system ( 10 ) and method for monitoring the operational life and/or performance of one or more light-emitting diodes (LEDs) ( 20 ) based on sensed parameters are disclosed. The remaining life of...
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7385518 |
Compact fused disconnect switch
A fused disconnect switch assembly includes a pull out fuse assembly and a switch housing assembly. The fuse assembly includes a line side conducting portion, a load side conducting portion, and a...
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7378977 |
Current overload detecting system and method
A current overload detecting system and method applicable in a data processing device connected with a plurality of electronic devices is disclosed, each of the electronic devices having a USB...
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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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7327275 |
Bathing system controller having abnormal operational condition identification capabilities
A controller suitable for identifying an abnormal operational condition in a bathing system is provided. The controller includes a memory unit adapted for storing measurements indicative of...
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7324006 |
Remote display ammeter for power plug or power strip
A power strip is providing including a housing coupled to a first end portion of a power supply cord, the housing having an electrical receptacle mounted thereto and connected to the power supply...
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7317400 |
Self light emitting type display module, electronic appliance loaded with the same module and verification method of faults in the same module
Reverse bias voltage VM is applied to any one of self light emitting elements arranged on a light emitting panel 1 under detection mode. Current corresponding to weak current flowing to the...
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7310049 |
Status indicator
A status indicator indicates an operating state, including an electrical malfunction, of an electrical load that is located and controlled from locations remote from a monitoring location.
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7310048 |
Method and apparatus for sensing a current in a circuit
Techniques are disclosed to sense a current in a circuit. For instance, current sense circuit according to the teachings of the present invention includes a current sense resistor coupled to an...
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7307540 |
Systems, apparatus, and methods having a mechanical logic function in a microelectromechanical system sensor
According to some embodiments, a Microelectromechanical System (MEMS) sensor includes a sensing portion that generates a mechanical movement in response to a measurand input. The sensor also...
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7301468 |
Method and apparatus for real time monitoring of an electric furnace heating coil
Heating coils used in an electric furnace used to process semiconductor wafers are monitored on a real time basis by sensing the AC current in a power line delivering electrical power to the...
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7298283 |
Device for detecting line-disconnection in stepping motor driver
A device for detecting disconnection for use in a stepping motor driver is provided having a driver circuit 3 which comprises a pair of windings 21, 22 wound in a bifilar turn arrangement; a...
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7295130 |
Voltage sensing hand tool
A hand tool which provides an alarm signal to a user as the tool approaches a live electrical wire is disclosed. The hand tool comprises a tool head and coupled to a handle. A non-contact voltage...
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7286060 |
Indicators for vacuum tube replacement devices
A vacuum tube replacement device includes an indicator. The indicator can be arranged to provide audible and/or visual indication of system performance, function, status, or any other desired...
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7280048 |
Process control loop current verification
A process device is configured for coupling to a two wire process control loop. Loop current output circuitry is configured to apply an output current to the two wire process control loop. Loop...
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7273298 |
Control unit for mixed light illumination, especially for microscopy
A control unit for a microscope, a stereomicroscope, or an industrial image processing machine is described, to which at least three lighting units, e.g. for incident light-bright field...
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7224170 |
Fault monitoring in a distributed antenna system
A method and system for detecting whether an antenna is property connected to a distributed antenna network. The current drawn by the antenna is measured and compared against an expected current...
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7215251 |
Method and apparatus for controlled persistent ID flag for RFID applications
A Radio-Frequency Identification (RFID) transponder is provided. The RFID transponder may include a basic ID flag circuit having a VDD voltage node, an output voltage node, and a capacitor coupled...
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7193428 |
Low threshold current switch
Low threshold current switch comprising a sensing transformer, a voltage multiplier and a switch enables monitoring a very low electric current in a power cable.
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7184238 |
Track impedance anomaly detection in an automated data storage library
Track anomalies are detected by measuring track impedance. A robotic device is moved along the track. A conductor on the track is contacted with a pair of pickups moved by the robotic device. Track...
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7164362 |
Apparatus for driving a brushless motor
A control unit for a brushless motor has an upper-arm current detector for detecting an electric current flowing into an upper-arm switching transistor for driving the brushless motor, and a...
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7161493 |
Brush abrasion detector of vehicle generator
The brush abrasion detector is unnecessary to provide any detecting element for detecting limit of abrasion of a brush in the proximity of the brush. The brush abrasion detector includes: a brush...
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7154404 |
Electric power steering system having failure detection apparatus
An electric power steering system comprises a three-phase brushless DC motor, a steering torque detector, a resolver for detecting a resolver rotation angle of the three-phase brushless DC motor, a...
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7132950 |
Power management method and system
The present invention provides a new application for an inductive coupler ( 12 ) used proximate a power transmission line ( 14 ). The magnetic field based power measurement method and system...
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7119701 |
Techniques for detection of an active connection to a network
An apparatus and method for detecting a connection to a data transmission network functions by detecting the network signal energy on a network cable while avoiding the problems of excessive power...
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7116240 |
Method and apparatus for controlled persistent ID flag for RFID applications
A Radio-Frequency Identification (RFID) transponder is provided. The RFID transponder may include a basic ID flag circuit having a VDD voltage node, an output voltage node, and a capacitor coupled...
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7116239 |
Current sense components failure detection in a multi-phase power system
An evaluator ( 210 ) having an input ( 207 ) for receiving a signal indicative of a channel current sensed via a sensor in a mutlichannel current sharing system, and circuitry ( 313, 319 ) coupled...
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7109877 |
Fault monitoring apparatus and method
A fault condition monitoring apparatus for use with a fuse cutout includes a housing operable to be supported by the fuse cutout. The housing has first and second contacts operable to make...
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7106048 |
Fault indicator with auto-configuration for overhead or underground application
A fault indicator for indicating the occurrence of a fault in an electrical conductor is automatically configured for an overhead application or for an underground application. The fault indicator...
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7098798 |
Process device with loop override
A process device for use in a process control system includes output circuitry configured to couple to a process control loop. The output circuitry controls electrical current through the loop....
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7091872 |
Controlled power source for underground line location
A transmitter for a line locator system that controls the electrical current, voltage or power applied to the target line is disclosed. Control of the electrical output of the transmitter can be...
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7072163 |
Method and apparatus for a remote electric power line conductor faulted circuit current monitoring system
An electric power line characteristic apparatus and monitoring method allows automatic conductor current data logging of maximum current magnitudes and data storage for later retrieval in a remote...
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7064658 |
Integrated vehicle power distribution and gateway system
A universal vehicle electric power distribution module employs reconfigurable inputs and outputs enabling use of the same hardware across vehicle lines. The module is scalable for ease of expansion...
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7054771 |
Bus line current calibration
Disclosed herein is a method and system for calibrating line drive currents in systems that generate data signals by varying line drive currents and that interpret the data signals by comparing...
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7034707 |
System and device for monitoring at least one household electric user, in particular a household appliance
A system that monitors at least a household electric user (HA 1 –HA 4 ), in particular a household appliance, includes a monitoring device (MSA) that is connected between a source of electric...
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