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Match Document Document Title
US20140339920 Thermal Runaway and Fire Detection and Prevention Device  
A system and method to monitor and control a battery string in an uninterruptible power supply unit is provided. The present system and method aids in the prevention of thermal runaway conditions...
US20100327664 PORTABLE POWER SOURCE TO PROVIDE POWER TO AN ELECTRONIC DEVICE VIA AN INTERFACE  
A portable power source is configured for use with an electronic device. The portable power source cooperates and communicates with the electronic device via a peripheral bus to which the...
US20110057520 Power Management Integrated Circuit and Power Management Method  
The power management integrated circuit has a startup circuit, a switch controller and a standby controller. Powered by a power source, the startup circuit provides electric power to an...
US20120104870 PORTABLE ELECTRONIC DEVICE HAVING UNIVERSAL EARPHONE JACK  
A portable electronic device includes an earphone jack capable of receiving different types of earphone plugs, a switch, a detecting terminal, and a controlling terminal. The switch is connected...
US20140167528 REMOTE DISCONNECT SAFETY MECHANISM  
Electricity service may be safely remotely connected to a site by a network computing device, such as an electricity meter, even when the network computing device is not accessible at the site....
US20100314950 System and Method for Communicating Notice to Limit Degradation Within a Battery Pack  
Systems and methods for communicating notice to limit battery degradation within a battery pack are disclosed. In one example, a signal is generated and passed between modules of a battery pack to...
US20140028115 ELECTRONIC DEVICE, FIRST AND SECOND ELECTRONIC DEVICE THEREOF, AND METHOD FOR SWITCHING FIRST ELECTRONIC DEVICE  
An electronic device according to the invention includes a second electronic device and a first electronic device removably connected with the second electronic device; the electronic device...
US20110242717 POWER TOOL  
A power tool 1 is connected to a battery pack 5 including an overcurrent detector 533 which detects overcurrent of a battery module 51 and outputs a detection signal, and an overdischarge detector...
US20150115741 AC POWER OVER ETHERNET  
Methods, systems and computer readable media for providing AC power over a computer network (e.g., Ethernet) are disclosed.
US20130229069 CIRCUIT ARRANGEMENT HAVING AN EMERGENCY STOP SWITCH OF A HOIST  
The invention relates to a circuit arrangement comprising a hoist controller (12) of a hoist (10), a control pendant (12) having an emergency stop switch (2), and a control line (3) which...
US20120112561 Method and system for switching main/standby boards  
A method and system for switching a main board and a standby board are disclosed. The method comprises: determining one MCU of the plurality of MCUs in the main board as a first main MCU and...
US20140265637 Systems and Methods for Bypassing a Voltage Regulator  
A system having voltage regulator bypass means provides a means for preventing a voltage regulator to be bypassed in a power system when the difference between a load side voltage of the voltage...
US20140139107 LED Lighting System and Method  
Various embodiments of the invention allow LED lamp fixtures to pass EMI testing irrespective of whether the lamp fixture is operated by a magnetic transformer or an electric transformer without...
US20120161547 USB AC Adapter With Automatic Built-In Power Switch  
The USB AC adapter with automatic built in power switch comprises of an AC power supply circuit, an AC control circuit, a monitoring circuit, and a circuit for the light emitting diode indicator....
US20140252879 PLIABLE PROXIMITY SWITCH ASSEMBLY AND ACTIVATION METHOD  
A proximity switch assembly and method for detecting activation of a proximity switch assembly is provided. The assembly includes a plurality of proximity switches each having a proximity sensor...
US20140252882 DOME SWITCH STACK AND METHOD FOR MAKING THE SAME  
Systems and methods for providing input component assemblies for dome switches are provided. In some embodiments, an input component assembly may include a contact area coupled to a circuit board...
US20120139364 AUTO-SHUT OFF CIRCUIT  
An auto-shut off circuit includes a relay, a voltage conversion device, a first diode, a second diode, a third diode, a capacitor, a first transistor, and a second transistor. The relay includes a...
US20130257178 Method And System For Disconnecting A Generator From A Power System  
A method for disconnecting a generator from a power system when the generator and the thereto connected power system are non-synchronized. The method includes the steps of: determining that there...
US20120194004 BATTERY PACK  
A battery pack including a plurality of battery modules including a plurality of battery cells; a plurality of relays connected to output lines of the plurality of battery modules and at least one...
US20120169141 Line Cord with a Ride-Through Functionality for Momentary Disturbances  
Novel circuits for providing ride-through during unpredictable power line disturbances are disclosed in connection with low-power electronic devices. Such low-power electronics devices are...
US20090195082 Solid state relay  
A solid state relay includes: an oscillator circuit responsive to a control signal for generating an a.c. signal; an isolation transformer having a primary winding which forms a part of the tank...
US20110115308 FEEDER AUTOMATION SYSTEM AND METHOD FOR OPERATING THE SAME  
A feeder automation system and a method for operating the feeder automation system are disclosed. The feeder automation system comprises a first domain comprising a first slave station; a second...
US20110215656 POWER SUPPLY WITH ZERO POWER CONSUMPTION CAPABILITY  
Power supply devices are provided that can include power regulating circuitry for regulating (e.g., transforming or converting) electric power to be passed to an electronic device. A power supply...
US20110298302 Toggling Method and Apparatus in Controllers for Home Appliances  
Disclosed is a toggle detection circuit for detecting occurrences of a single toggle event or a double toggle event. In embodiments, a double toggle event comprises at least two occurrences of a...
US20140111028 Managing Power Emission to Electrical Appliances  
A method, system or computer usable program product for controlling power emission from a socket to a plug including providing a first unit connected to the socket with full power emission...
US20110315564 HAND-HELD TEST METER WITH DEEP POWER CONSERVATION MODE  
A hand-held test meter for use with an analytical test strip in the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) includes a housing, a...
US20110062794 METHOD FOR SWITCHING A MULTIMEDIA SOURCE AND MULTIMEDIA SINK FROM AN OPERATING MODE TO A STANDBY MODE, AND FROM A STANDBY MODE TO AN OPERATING MODE  
The invention relates to a method for switching a multimedia source and multimedia sink from an operating mode to a standby mode, and a method for switching a multimedia source and multimedia sink...
US20130106172 ELECTRICAL-POWER-FEED CONNECTOR AND ELECTRICAL POWER SOURCE  
The present invention relates to: an electrical-power-feed connector connecting an electrical power source and an electrical-power-fed object, the electrical-power-feed connector having a...
US20050012399 Switch relay device and switch relay system  
A switch relay device and a switch relay system that enable device recognition without reconfiguring a network subject to connection while realizing a hot plug function. A network including a host...
US20110234173 Method of Estimating Battery Recharge Time and Related Device  
A smart battery device includes an adapter, a switch electrically connected to the adapter, a battery pack electrically connected the switch, a sense resistor electrically connected to the battery...
US20120013201 BATTERY PACK FAULT COMMUNICATION AND HANDLING  
A method of handling a fault in a battery pack, the method comprising: a battery module supplying a voltage to a high-voltage circuit; a battery management system transmitting a heartbeat signal...
US20130106200 Method for Detecting a Switching Position of a Switching Device  
A switch is formed by a branch including a measurement resistance and a selectable one of switching resistances having different nominal values such that a switch position depends on which...
US20130229059 ELECTRIC POWER CONTROL DEVICE AND ELECTRIC POWER CONTROL SYSTEM USING SAME  
A controller installed at each consumer side comprises: a power generation amount acquisition unit acquiring the amount of electricity that has been generated in a solar cell; a power selling...
US20140117775 POWER FEEDING PATH SWITCHING DEVICE AND POWER FEEDING SYSTEM  
A power feeding path switching device includes a relay. The relay becomes excited when a power supply current flows across the relay in a first direction of a power feeding path, and becomes...
US20140194848 MEDICAL INFUSION PUMP WITH POWER SOURCE VOLTAGE LOGGING AND METHOD FOR LOGGING A POWER SOURCE VOLTAGE IN A MEDICAL INFUSION PUMP  
A medical infusion pump and a method for logging a power source voltage of a medical infusion pump are disclosed. The medical pump may include a power source, a processor, and a voltage supervisor...
US20140021801 PROXIMITY SENSING STRUCTURE AND ELECTRONIC DEVICE HAVING PROXIMITY SENSING CAPABILITY  
The present invention relates to a proximity sensing structure, which is disposed in an article for detecting whether an object approaches the article. The article can be an electronic device. The...
US20090091192 Socket Assembly With Standby Sockets  
A power distribution apparatus for use with a master device and suite of peripheral devices, comprising a master electrical outlet and at least one standby electrical outlet, both connectable to a...
US20100328040 ELECTRONIC CIRCUIT WITH CAPACITOR  
An electronic circuit comprising a circuit module, a capacitor connected to the circuit module and a shutdown line providing a shutdown signal to the circuit module for suspending the circuit...
US20080164770 Wireless headset having adaptive powering  
A system that includes a bus, a battery, core processing circuitry, radio frequency (RF) processing circuitry, first power regulating circuitry, second power regulating circuitry, and control...
US20130187483 TECHNIQUES FOR PROTECTING DIGITAL MULTIMEDIA INTERFACES  
A sink circuit for protecting connectivity of a digital multimedia interface, the sink circuit is connected in a sink multimedia device. The sink circuit comprises a sink port configured to...
US20110248576 SYSTEMS AND METHODS FOR AN INTELLIGENT ENERGY-SAVING POWER SUPPLY  
The systems and methods described herein include an intelligent energy-saving power supply system which conserves energy by recognizing when a chargeable electronic device, such as a cellular...
US20100327663 SYSTEM AND METHOD TO MEASURE LOAD TYPE AND EXCLUDE THE HUMAN BODY MODEL  
A system and method for controlling connection of an electrical outlet to a power source so as to exclude the human body model. A first signal is generated and fed to the outlet through an outlet...
US20130175879 System, Apparatus, and Method for Reducing Inrush Current in a Three-Phase Transformer  
A system for reducing inrush current in a three phase utility transformer upon energization of the transformer by an applied three phase voltage utilizes a pre-flux circuit for establishing...
US20130200726 SYSTEMS AND METHODS FOR PROVIDING PROTECTION CIRCUITRY TO SELECTIVELY HANDLE MULTIPLE CABLE-TYPES THROUGH THE SAME PORT  
This is generally directed to providing protection circuitry to selectively handle power-providing cables and headset cables that can couple to the same port of an electronic device. In some...
US20090152952 ELECTRIC POWER CONSERVATION SYSTEM  
An electric power conservation system to be used between an AC utility power source and a load circuit in a home or business. The electric power conservation system comprises an energy charger...
US20050035667 Multipole switch and automatic polarity adjusting switching system  
A multi-pole switch with a neutral position is provided with an efficient mechanical layout. Such switch is suitable for use in relay format in an automatic battery booster cable system to be used...
US20080122296 Shock-proof electrical outlet devices  
The present invention relates to a shock-proof electrical output device, which comprises a voltage converter, a current monitoring relay device, a latching relay device, and a changeover relay device.
US20080290731 Energy Efficient Power Supply  
There is disclosed a power supply, a system, and method. A power supply may include a power converter for converting AC primary power into DC power, an internal load, and a DC power plug for...
US20090195081 PROTECTIVE CIRCUIT  
A protective circuit for electrical connection to solar cells of a solar cell module is provided with a protective circuit that has a controlled electronic circuit arrangement. In this way, only...
US20120313455 INSTANTANEOUS SOLAR ARRAY RECOMBINING TECHNOLOGY  
An automatically re-configurable solar array apparatus is disclosed. The apparatus includes a solar array electrically connected to an inverter through a power switch controlled by a...

Matches 1 - 50 out of 199 1 2 3 4 >