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Document Title |
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7612684 |
Dual mode RF power amplifier
Briefly, in accordance with one or more embodiments, a dual mode power amplifier is capable of operating in either linear mode such as class A operation, or a non-linear mode such as class F...
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7557725 |
Event signature apparatus, systems, and methods
An apparatus and a system, as well as a method and article, may operate to compare a circuit operational condition with a specified condition, to record an out-of-specification condition, and to...
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7554454 |
Apparatus and method for simultaneously detecting the power state of a plurality of circuit breaker switches
An apparatus for detecting the power state of a circuit breaker switch is disclosed. The apparatus comprises a detector circuit, a processor and an indicator. The processor is coupled to the...
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7538684 |
Circuit health monitoring system and method
A system and method that provides early warning of a capacitor failure before it causes a functional failure by including a plurality of redundant capacitive elements arranged in parallel in a...
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7468674 |
Voltage sensing hand tool
A hand tool and an accessory which provide an alarm signal to a user as the tool or accessory approaches a live electrical wire are disclosed. The hand tool or accessory include a non-contact...
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7405671 |
Power failure alarm
A power failure alarm for use in sounding a warning in the occasion of a power failure, with built in electrical connectors, and a temporary source of light. The device is housed in a molded...
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7369059 |
Electrical apparatus having status indicating means
An electrical power distribution device such as a junction box or the like includes a status indicator that also serves not only to indicate the status of energization of a connector mounted in a...
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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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7321313 |
Electronic insertion/extraction cycle counter and logger device
A monitoring system monitors wear of a connector by counting insertions or extractions between circuit boards. The monitoring system includes a sensor that senses insertions or extractions through...
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7301736 |
Method and device for shutting down a drive with a matrix converter during a power outage
A method and a device for shutting down a drive during a power outage are disclosed. The method and device include a matrix converter, several commutation capacitors on the power line side, a...
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7285007 |
Combination power circuit light coding system
Systems, methods, and apparatuses for isolating an electrical problem in a power pack include a system in accordance with various embodiments of the invention. The system includes a power pack. The...
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7262702 |
Pest control devices, systems, and methods
Among the embodiments of the present invention is a pest control device that includes a bait operable to be consumed by one or more species of pest, a pest sensing circuit, and a communication...
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7259683 |
Rack
A rack has a plurality of LEDs arranged on the front surface thereof correspondingly to respective units. The rack is provided with an LED lighting circuit which lights these LEDs, on the back of a...
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7209048 |
Device for monitoring and alerting of a power disruption to electrical equipment or an appliance
The present invention is a simple, inexpensive and reliable device for monitoring and alerting of a power disruption to an appliance or a piece of equipment. An audible and/or visual alarm may be...
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7206645 |
Mobile, unitary, wall-plugged, temperature and/or power monitoring and warning system for critical spaces
A system comprising a housing, an electrical bus, a connector module for connecting the electrical bus to a power source, a battery module so as to provide power to the electrical bus when the...
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7109878 |
External infusion device with remote programming, bolus estimator and/or vibration alarm capabilities
An infusion system for infusing a liquid into a body includes an external infusion device and a remote commander. The external infusion device includes a housing, a receiver, a processor and an...
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7061386 |
Air freshener dispenser equipped with an indicator circuit for indicating an incoming call on a nearby cellular telephone
There is described an air freshener dispenser, in particular of the type fittable to vehicle air inlets, which has an indicator circuit for indicating an incoming call on a cellular telephone in...
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7019658 |
Cable traffic indicator
A cable providing a visual indication of traffic including a wire and connector. The connector includes detection circuitry capable of detecting traffic on the cable and generating a detection...
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7009514 |
Self contained power disruption alert devices and methods for generating audible alerts
A low cost self-contained power disruption alert device is configured with a light-weight pocket and/or palm sized compact body to generate a local audible alert that is output by a speaker when...
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7006001 |
Speech-emitting celebration device
A speech or phrase emitting celebration device, in the nature of a piñata, includes a longitudinal axial channel within which is placed a complementally sized integrated circuit (“IC”)...
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6985084 |
Visual indication equipment operation
An electrically operated equipment with a sealed enclosure containing circuitry with an exterior visual indicator to show a state of operation of the equipment. The visual indicator is illuminated...
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6906617 |
Intelligent appliance home network
The instantaneous power consumption of an appliance is used to determine the status of the appliance, from which further actions may be taken. This invention is premised on the observation that...
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6867510 |
Memory mirror system for vehicles
A vehicle memory mirror system includes a vehicle mirror assembly and a control module. The vehicle mirror assembly includes a reflective element, a motor for positioning the reflective element...
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6853307 |
High voltage proximity warning system and method
A high-voltage-proximity warning system has a local panel ( 1 ) for being positioned in or about a cab ( 2 ) of heavy equipment or other vehicle ( 5 ), a remote panel ( 3 ) in predetermined...
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6828915 |
Circuit board fault warning system
A fault warning system controls light sources and a warning signal to provide an indication of fatal and non-fatal faults in a communication system. The circuitry uses a pull-down circuit in...
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6801045 |
Method and device for checking an operating parameter of an electric fence
This method of checking at least one operating parameter of an energizer supplying an electric fence with high-voltage shock pulses consists, on the one hand, in producing a measurement signal...
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6788214 |
Power outage alert electronic device
Electronic devices that provide notification of and data about power outages. The devices include a voltage input receiver for receiving voltage from a power source; a voltage monitor for...
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6731217 |
Electrical circuit tester
An electrical circuit tester for allowing a user to efficiently test electrical fixtures and switches. The electrical circuit tester includes a housing that has a plurality of prongs that extend...
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6636152 |
DSX illuminator
A monitor circuit for indicating whether a digital cross-connect bay has a cross-connect jack that cross connects equipment being tested that includes a non-intrusive sensor for sensing current...
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6559653 |
Three wire interface for field wiring of on/off sensors
A three-wire sensor interface for field wiring of conventional on/off type control sensors that delivers power to the sensor, provides a normally open control output from the sensor and,...
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6512452 |
Redundant electric trailer brake circuit
A brake circuit that includes parallel electrical paths extending from the brake controller, through connectors, to the trailer brakes. The circuit having a primary circuit path extending from the...
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6459381 |
Apparatus for detecting operation of an electric fence and fence charger
Detection apparatus for sensing the operational state of an electric fence and thus an electric fence charger intended to maintain an electric charge on the fence, the invention and the several...
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6456204 |
Data transfer indicator circuit
An apparatus for indicating data transfer between a personal electronic device and a host device includes a common node that connects at least one data line to the personal electronic device and at...
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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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6452494 |
Activating devices
A method for operating an electronic device. The method includes receiving an electrical signal from a sensor attached to the device and determining whether the device is being handled by a user...
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6437700 |
Ground fault circuit interrupter
A signaling system employing indicator lamp means and an audible alarm is employed to remind a user to periodically test his GFCIs and to provide information regarding the status of the GFCI. The...
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6437761 |
Monitor status information storage and display
A method for storing status information prior to shutdown of a video monitor due to a failure. An indication of an operational parameter is obtained. Based on the indication, it is determined if...
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6429779 |
Telephone line monitoring and alarm apparatus
A telephone line monitoring and alarm apparatus capable of continuously monitoring telephone line status and activating an audio-visual alarm if the telephone line becomes inoperative, incorporates...
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6323759 |
Snowplow diagnostic system
The present invention is a snowplow diagnostic and connection system for connecting a snowplow to a vehicle. The system includes an diagnostic circuit and an indicator which detects and indicates...
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6313635 |
High voltage sensor assembly
A high voltage sensor that is adapted to be connected to a terminal. The terminal is disposed in a housing having an outer surface and having a chute extending inwardly from the outer surface to a...
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6300879 |
Wake-up circuit for a remotely located vehicle control module
A wake-up circuit is provided for a vehicle control module interconnected via a bus network to a vehicle data communication system of a motor vehicle. The wake-up circuit includes an input voltage...
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6300877 |
DSX baytracer illuminator
A monitor circuit for indicating whether a digital cross-connect bay has a cross-connect jack that cross connects equipment being tested that includes a non-intrusive sensor for sensing current...
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6198401 |
Detection of sub-cycle, self-clearing faults
An apparatus which detects self-clearing faults in an AC power circuit carrying an electrical current is provided. To this end, the apparatus includes a fast element which detects an occurrence of...
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6111514 |
Solenoid fail-safe using current feedback as a diagnostic input
The current through the coil of a solenoid valve is monitored for a deflection which is generated when the valve armature shifts in response to the current being applied to the coil. A lack of...
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6104196 |
Cruise control tester
A tester is disclosed for any one of three different types of cruise control systems on a vehicle, each of which has a cruise engage signal conductor which is tested for circuit continuity. The...
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6020822 |
Circuit tester
A circuit tester which allows the testing of electrical outlets, telephone circuits and light bulb sockets. The circuit tester is cylindrical with two circuit probes. The first probe is a...
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6016519 |
Data communication system, data communication device and memory medium, for storing data communication program
Disclosed is a system, for exchanging data among a plurality of devices, wherein a device can detect the state of another device without that device being powered on, and whereby usability can be...
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5943228 |
Method and arrangement for switching power of display monitor with remote controller
A method for switching the power to a display monitor with a remote controller includes the steps of: (a) selecting a power-on/off switch of the display monitor by means of the remote controller;...
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5663711 |
Power failure alarm
A combination electrical connector and power failure signal device, comprising a generally box-like housing having a front, a back and a chamber, a male electrical plug on the back, a female...
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5623254 |
Drive circuit fault detection drive
A drive circuit fault detection device comprising a discriminating circuit generating a digital signal, the level of which indicates a fault; and an identifying circuit generating a binary-coded...
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