Matches 1 - 50 out of 131 1 2 3 >
Match Document Document Title
7627002 Mechanism for deploying an access point within a WLAN using a single interconnect  
In one embodiment, the invention relates to utilization of a single interconnect to support the transmission of data, power and serial control information to an access point. The interconnect...
7573396 Air craft emergency lighting system  
An aircraft emergency lighting system including: a plurality of units having communication devices arranged to communicate wirelessly with a master controller, wherein each unit is wired to a...
7495577 Multipurpose radio  
A multipurpose radio is disclosed to include a power control unit, which uses a rechargeable battery to provide the necessary working voltage to a LED lamp for illumination, a hand-driven dynamo to...
7397370 Monitoring an environment using a RFID assembly  
An assembly for monitoring an environment includes a RFID tag and at least one sensor assembly. The sensor assembly is configured to sense information regarding the environment around the assembly...
7327219 Enhanced alarm system for monitoring of patients  
A monitoring system for use in a building, such as a hospital provides an audible and/or visual alarm. The monitoring system includes a control unit, with a plurality of medical condition...
7250875 Traffic signal transfer switch  
A transfer switch configured particularly for use with traffic signal controllers, to enable a traffic signal controller to be powered by a portable electrical generator, when utility line power is...
7233242 Arrangement and method for setting a transmit power  
A transmit antenna ( 3 ) is supplied with energy by a power supply unit ( 2 ). An electrical value characteristic for the transmit power is compared to a comparison value and the length of a time...
7224286 Solar panel having visual indicator  
A solar panel incorporating a selectively actuable energy availability indicator arrangement. The arrangement includes a visual indicator, such as an LED, and a selectively actuable button....
7220010 Emergency light  
An emergency light for providing illumination during emergency conditions with a housing, a light source, and a drive arrangement for driving the light source between retracted and extended...
7212102 Device integrated battery backup with power source monitoring and manipulation and public safety communications infrastructure incorporating the same  
A system for, and method of, providing device integrated battery backup with power source monitoring and manipulation and a public safety communications infrastructure incorporating the system or...
7212110 Implantable device and system and method for wireless communication  
A wireless communication method and protocol, and wireless devices and systems for stimulation, are provided for communication between a wireless device and a charging device. During active...
7034677 Non-specific sensor array detectors  
Portable and wearable chemical detector devices, such as badges, that are analyte-general, rather than analyte-specific, and which provide an optimal way to notify and protect personnel against...
6972688 Power supply with modular integrated networking  
A power supply that has an integrated power line networking coupling circuit and a connector to accept a removable power line networking module. The power supply and associated system can be sold...
6970072 Home automation module having externally powered communications port  
A home automation module having an externally powered communications port. The module includes an automation microprocessor for controlling the module, a communications port for enabling the module...
6956463 Method and apparatus for providing both power and communication over two wires between multiple low voltage AC devices  
A system master unit is connected to a 24V AC power source. One or more slave units is connected to the master unit by a power/communication line. Bulk capacitance in the master and slave units...
6943463 System and method of testing connectivity between a main power supply and a standby power supply  
Described are a system and method of testing connectivity between a main power supply and a standby power supply. The system includes a processor, a main power supply, and a standby power supply....
6931287 Remote console  
A position display system for displaying a position of a device, the system including a device, a position measuring device that measures a position of the device and a host readout device that is...
6917298 Solar system alarm backup unit  
A backup electrical power unit for an alarm panel. The unit comprises a solar panel array which produces an array output DC voltage and a charging current for a battery through a first circuit at a...
6904373 USB-controllable power supply  
A USB (universal serial bus) controllable power supply and method for supplying power to a circuit board device under test (DUT) via a controllable power supply. The power supply employs a USB...
6882274 Energy conserving satellite tracking tag  
An energy conserving tracking tag for receiving a radio frequency location data signal from a global positioning satellite and for communicating with a tracking system. The tag includes a receiver...
6844823 Method and apparatus for providing power to a visual messaging system for high-speed networks  
The present invention a method and apparatus for providing a visual messaging device for use with a high-speed network and an electrical supply system for the visual messaging device. The visual...
6819226 Systems and methods for energy storage in land-based telemetry applications  
The invention involves systems and methods of providing energy to land-based telemetry devices wherein the energy storage and power conditioning system is comprised of an input power supply, an...
6813371 On-vehicle camera calibration device  
An on-vehicle camera calibration device is provided and a method of calibrating an on-vehicle camera easily is carried out by using a calibration indicator other than a three dimensional one. The...
6777829 Rectifier utilizing a grounded antenna  
A rectifier generates a rectified output and a dc power output. The rectifier has an antenna element, a tuning capacitor, a coupling capacitor, first and second rectifying diodes, and a storage...
6753762 Signalling beacon  
A signalling beacon comprised of a lighting indicator which is mounted in a body enabling the stacking thereof. An energy accumulation device, at least one photovoltaic cell and an electronic...
6605900 Rechargeable emergency lamp tube  
A rechargeable emergency lamp tube includes a lamp tube holder, the lamp tube holder having a base adapted to obtain AC power supply from an electric socket and a socket adapted to hold a tube for...
6496103 Device, system and method for secure  
A device, system and method for providing power in a secure manner to a network device connected to a network, such as an Ethernet network for example. The device is optionally implemented as an...
6466126 Portable data device efficiently utilizing its available power and method thereof  
A portable data device ( 400 ) having a power controller ( 430 ), a clock generator ( 428 ) and a digital circuit ( 432 ). The power controller ( 430 ) has an output signal. The output signal is...
6437685 Cordless power transmission system, power transmission terminal and electrical appliance  
A cordless power transmission system can transmit and receive power stably without malfunctions. A power transmission terminal transmits default power to an electrical appliance by diffractive...
6377172 Specific location public alert receiver  
Disclosed is a specific location public alert devices that require no specialized installation and may be plugged into any common household electrical outlet which provides power to the device so...
6329907 Emergency power system for traffic control signals  
An emergency power station for traffic signal controllers having a general utility power supply, the emergency power station having a small footprint cabinet containing a fuel supply in a lowermost...
6313549 Emergency evacuation system  
Embodiments of an emergency evacuation system are disclosed which may be installed within the knockouts of a panel of a modular work space system. During normal operation a battery power source...
6198384 System power supply control for interface circuit  
An interface circuit including an interface controller operated by at least a system power supply or an external power supply. A switch is connected between an interface controller and a system...
6094130 Emergency power station for traffic control signals  
An emergency power station for traffic signal controllers having a general utility power supply, the emergency power station having a small footprint cabinet containing a fuel supply in a lowermost...
6011465 Backup arrangement for alarm system  
A backup arrangement for alarm system includes an electronic switch circuit, a DC power source, a build-in electronic Hi-sounder, and a chargeable resistor. The electronic switch circuit, which is...
5973617 Control circuit with adjustable standby oscillator  
A control circuit adapted to be switched to a standby mode during periods without control requirement and to be repeatedly reset during the standby mode of operation for a short wake-up period each...
5966069 Exit sign self-testing system  
A system for testing the electrical integrity of an illuminated exit sign alternately powered by a battery, rechargeable from a source of alternating current power. The system includes an alarm for...
5948085 Bus voltage detection and protection  
A simplified serial data bus provides interconnection between equipment such as computers, imaging apparatus, and consumer electronic devices. The simplified bus utilizes the cable and connectors...
5889465 Power service unit with automated dialer and other enhancements  
A power service unit suited for providing conditioned power to a consuming device at a remote location. The power service unit includes a charger/rectifier, a back-up power supply, together an...
5883577 Multi station smoke detectors  
A smoke detector that comprises three different power sources. First one is the 110/220 volt AC house current, through a step down transformer or that can be hard wired into the home or factory....
5859873 Method and arrangement for non-contact transmission of measured values  
A measuring unit which is not easily accessible often has a power source which supplies power to the elements for the measuring operation, more particularly, the conversion of an analog measured...
5790019 Emergency alarm system  
This invention provides a new and improved emergency alarm system comprising a central control unit which is directly or indirectly connected to every other component of the emergency alarm system....
5748074 Electronic door chime  
A circuit for actuating a door chime has a dc power source in series with a resistor and in shunt with a capacitor. A remote push button transmits a radio signal to the circuit, to connect a...
5654691 Auxiliary backup device of burglary alarm system  
The present invention provides an auxiliary backup device of burglary alarm system, connected with an alarm output and an auxiliary power output of a burglary control panel and an alarm device,...
5621394 Smoke alarm monitoring and testing system and method  
A smoke detection and alarm system including one or more low cost battery operated smoke alarms fitted with internal non-rechargeable standby batteries, a reactive primary power supply derived from...
5574423 Self-diagnostic circuit for emergency lamphead  
A self-diagnostic circuit for an emergency lamphead is disclosed that is effective during standby operation of the lamphead to indicate whether the lamphead is capable of operating in an emergency...
5559626 Energy resource sharing method and apparatus  
A resource-sharing system enables multiple work areas to share an energy resource on a real-time, asynchronous basis in order to perform manufacturing processes. A specific embodiment involves a...
5559492 Synchronized strobe alarm system  
In a building fire alarm system, the light strobes of a network of strobes are synchronized to flash simultaneously. Each strobe has a charging circuit to charge a capacitor which discharges...
5532685 Call alarming apparatus for paging system  
A call alarming apparatus for a paging system, includes a receiver, an alarming circuit, a drive circuit, a controller, a first power supply, a second power supply, and a rectifier. The receiver...
5446440 Emergency sign and control circuit  
A centrally powered, low voltage emergency sign and control circuit using high voltage AC power simultaneously providing continuous low voltage DC power to a plurality of emergency signs connected...
Matches 1 - 50 out of 131 1 2 3 >