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Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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”)...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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;...
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...
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...
Matches 1 - 50 out of 253 1 2 3 4 5 6 >