Class / Patent application number | Description | Number of patent applications / Date published |
307140000 | Power circuit controlled | 40 |
20080296980 | Method For Protecting Peripheral Devices From Surges - The present invention discloses methods for protecting a peripheral device in a computing system from electrical surge currents, the method including the steps of: providing a controller operationally connected to a host system; and reversibly conductively connecting, via the controller, wires of the device to the host system. Preferably, the device is connected to the host system via a connector. Preferably, the device is hard-wired to the host system. Preferably, at least some wires of the device are isolated from the host system via a mechanical contactor. Preferably, at least some wires of the device are isolated from the host system via an optical isolator. Preferably, the method further includes the step of: charging a switching battery when the device is disconnected from the host system. Most preferably, the method further includes the step of: powering the device using the battery when the device is connected to the host system. | 12-04-2008 |
20090091193 | Universal System for Controlling Automated Transfer Switches in Response to External Stimuli - A universal system used to monitor external conditions, particularly including environmental conditions, to preemptively activate secondary power sources and isolate electric loads from a main power source such as an electric utility's power grid for the purpose of protecting the load from dangerous power conditions brought about by the external condition. The system includes a universal control module capable of communicating with a variety of external stimuli sensors and automatic transfer switches that switch a load's power source from one source to another upon activation, which results in the isolation of the load from the main (or another) power source. | 04-09-2009 |
20090096293 | POWER SUPPLY CONTROL APPARATUS - The present invention is to provide a power supply control apparatus which can connect a ground to a suitable electric potential when the ground is disconnected. The power supply control apparatus includes a control circuit having a switch element and a switch control unit, and a load. One terminal of load is connected to a direct-current power supply through the switch element, and the other terminal is connected to a ground electric potential. The switch control unit has a ground terminal connected to the ground electric potential and outputting a ground current flowing toward the ground electric potential. The control circuit includes a bypass device having a load side bypass system for passing the ground current to the ground electric potential through the load when connection between the ground terminal and the ground electric potential is disconnected. The load includes impedance for changing the electric potential of ground terminal into an electric potential in which the switch control unit stably acts when the ground current flows. | 04-16-2009 |
20090167100 | Control circuit for a remotely controlled circuit breaker - Circuit for determining the presence or absence of a remotely controlled circuit beaker connection to a control circuit and the current state of an internal operating device of a remotely controlled circuit breaker connected to a control circuit. | 07-02-2009 |
20090230781 | SWITCHING POWER SUPPLY SAVING SYSTEM - A switching power supply saving system includes a power interface, a power converting circuit, a relay, a relay driving circuit, a trigger, and a timing sequence circuit. The power converting circuit is configured to receive the AC power from the power interface. The power converting circuit is capable of transforming the AC power to direct current (DC) power to supply to a motherboard. When the timing sequence circuit receives a power on signal, the timing sequence circuit is capable of controlling the relay driving circuit via the trigger to cause the relay to connect the power converting circuit to the power interface. When the timing sequence circuit receives a power off signal, the timing sequence circuit is capable of controlling the relay driving circuit via the trigger to cause the relay to cut off connection between the power converting circuit and the power interface. | 09-17-2009 |
20090256427 | MODULE FOR CONTROLLING A SWITCH IN A HIGH VOLTAGE ELECTRICAL SUBSTATION - There is provided a method for operating a control module of a high voltage switch, the method comprising: interfacing with an external environment via an input/output unit that filters each electrical signal passing therethrough; analyzing incoming signals and triggering actions as a function of the incoming signals via a logical unit; powering the control module via an internal power unit that is supplied by an external power supply; and isolating the logical unit from the power unit and the input/output unit by having all signals coming from these units and directed to the logical unit pass through an isolation unit. | 10-15-2009 |
20100001591 | Switching Actuator for Controlling the Energy Supply to Electric Consumers - A switching actuator for controlling the energy supply to at least one electrical consumer ( | 01-07-2010 |
20100187916 | MAGNETIC FLUX MEASURING DEVICE AND MAGNETIC FLUX MEASURING METHOD FOR STATIONARY INDUCTION ELECTRICAL APPARATUS, AND SYNCHRONOUS SWITCHING CONTROL GEAR FOR CIRCUIT BREAKER - The present invention provides a magnetic flux measuring device and magnetic flux measuring method for stationary induction electrical apparatus which can accurately measure the magnetic flux without being influenced by the DC offset component which superimposes on the measurement system, and can constantly and continuously measure the magnetic flux without setting a limit in the magnetic flux measurement period. The magnetic flux measuring method which measures a magnetic flux of a stationary induction electrical apparatus | 07-29-2010 |
20110006616 | METHOD OF ACTUATING A SWITCH BETWEEN A DEVICE AND A POWER SUPPLY - The invention describes a method of actuating a switch (S) between a device (Di) to be controlled and a power supply (P), which method comprises the steps of generating a first electrical signal ( | 01-13-2011 |
20110037324 | ENERGY CONSERVING (STAND-BY MODE) POWER SAVING DESIGN FOR BATTERY CHARGERS AND POWER SUPPLIES WITH A CONTROL SIGNAL - A system is described that turns off a high power, power supply when a device no longer needs high power. A low power, power supply or a rechargeable battery provides power to determine when the device again needs high power. The low power supply consumes a minimum possible power when the device does not need high power and the power rechargeable battery is not charged. That is, the high power and low power, power supplies are turned on or off based on the real time power consumption need of the device and the charged state of the battery. The power need of the device is monitored by a current shunt monitoring circuit and a control signal monitoring circuit. | 02-17-2011 |
20110084558 | Motion sensor switch for 3-way light circuit and method of lighting control using the same - Systems and methods are provided for controlling light in a 3-way light circuit, where at least one of the switches in a 3-way light circuit includes an occupancy sensor and the on/off state of the load in the 3-way circuit is determined based on the voltage output of circuits configured to provide power to the 3-way light circuit. | 04-14-2011 |
20120032529 | LATCHING RELAY CONTROL CIRCUITRY - Electronic circuits and methods are provided for power conservation applications. A latching relay includes a controlled switch electrically coupled within a power supply of a computer or other load. Circuitry of the present teachings controls operation of the latching relay. Set and reset conditions of the latching relay establish normal and deep standby operating modes for the computer, respectively. Manual switching or automated signaling are used to assert the set and reset relay conditions. Very low power consumption is achieved during the deep standby mode of operation. | 02-09-2012 |
20120062043 | BI-DIRECTIONAL POWER CONTROL - An electrical circuit for bi-directional power control between two devices, including a mobile communication card, an electronic device that connects to the communication card, the electronic device being either (i) a host device that operates independently of the communication card and also interoperates with the communication card, or (ii) a jacket for the communication card, wherein the jacket is a passive device that does not operate independently of the communication card, and circuitry connecting the mobile communication card with the electronic device, including a device on/off button operative to power the electronic device on and off, and a switch, wherein the circuitry uses a single connection line connecting the communication card, the electronic device, the device on/off button, and the switch, to enable the electronic device to automatically power the communication card on and off using the switch, in response to the electronic device being respectively powered on and off. | 03-15-2012 |
20120086286 | CYCLING LOAD CONTROLLER HAVING A LEARN MODE FOR AUTOMATICALLY DETERMINING WHEN THE LOAD IS TURNED ON AND OFF - An electrical device to be used with an electrical load which is repetitively cycled on and off. The device includes a controllable switch for connecting the load to, and disconnecting the load from, the electrical power source; a device for detecting when the load is drawing power, and a memory module connected to the detecting device and with a controller coupled to the controllable switch. The memory module has selectable “learn” and “run” modes of operation. In the “learn” mode of operation the controller is programmed to detect and store the time and date when the load is drawing power, i.e. turned on; determine the average time of day the power was turned on;, and the average time between the turning on and off. During the “run” mode of operation, the module produces control signals for automatically turning the controllable switch on and off, thereby supplying power to the load, according to the schedule learned during the learn mode of operation, or a variant of the learned schedule. | 04-12-2012 |
20120146430 | Managing SSL Fixtures Over PLC Networks - Managing solid-state luminary (SSL) fixtures over power line carrier (PLC) networks is described herein. Devices provided in this description include SSL arrays, and converter circuitry coupled to drive the SSL arrays. More specifically, the converter circuitry is adapted to convert input voltage received from a power distribution network into a level suitable for driving the SSL arrays. The devices also include (PLC) modems for coupling to PLC networks, and coupled to the converter circuitry. In particular, the PLC modems interface the converter circuitry to the PLC networks. | 06-14-2012 |
20120306290 | METHOD FOR CONTROLLING A CURRENT BREAKING DEVICE IN A HIGH-VOLTAGE ELECTRICITY NETWORK - A method of controlling a current breaking device in a high-voltage electricity network is disclosed. In one aspect, the method includes, for each phase (A, B, C), obtaining missing supply voltages from an acquired supply voltage, performing healthy phase/faulty phase discrimination, conducting voltage analysis by attempted matching of a model over a signal window, choosing a strategy of simple closing or reclosing of the breaking device as a function of choice conditions, calculating a set of optimum reclosing times for each phase in accordance with the chosen strategy, and selecting an optimum time from the proposed optimum times and closing the phases of the current breaking device. | 12-06-2012 |
20130088097 | ON/OFF SWITCH AND STANDBY POWER SHUTOFF DEVICE USING SAME - A standby power shutoff device is provided that includes a switch generating power when turning on and generating an “on” signal using the power, a switching unit generating an “on/off” signal for a product, a power supply unit providing power for function units of the product by receiving an external input power, a power switching unit driven in response to a driving signal to cut off or connect a power supply path for the input power provided to the power supply unit, a control unit generating a control signal for powering off the product in response to an “off” signal from the switching unit, and a driving unit receiving power from the “on” signal from the switching unit, driving the power switching unit to connect the power supply path, and driving the power switching unit to cut off the power supply path in response to a “power off” control signal. | 04-11-2013 |
20130162053 | POWER DISTRIBUTION APPARATUS SUPPLYING DIRECT-CURRENT POWER - A power distribution apparatus for supplying power from a direct-current power supply to a load via a first connector and a second connector includes a sensor unit configured to detect connected and disconnected states between the first connector and the second connector, a switch unit configured to make and break a connection between the first connector and the direct-current power supply, a receiver unit configured to receive a signal indicating whether to supply or cut off power to the load, and a control unit configured to control the switch unit to make or break the connection in response to the signal received by the receiver unit and the connected and disconnected states between the first connector and the second connector detected by the sensor unit. | 06-27-2013 |
20130249320 | REMOTE CONTROLLED INTERACTIVE POWER SWITCH - A remote controlled interactive power switch includes a first coil for controlling a switch contact to be closed by suction, a self-locked device for locking the switch contact to keep conducting state by mechanical self-locking, a second coil for controlling the self-locked device to be disengaged and a power supply control circuit. The power supply control circuit is connected with an interactive control module which includes a remote controlled interactive connecting unit, an interactive monitoring unit, a switch-on signal producing unit and a turn-off signal producing unit. The present invention can simplify the complex control circuit and thoroughly resolve the technical requirements of the power switch with high make-break capacity. Additionally, the present invention produces consumption only when starting the on-off switch, and after starting and under normal operation, the pulse magnetic energy coil keeps an inactivity state, no consumption, no heat and no noise. | 09-26-2013 |
20140054977 | STRUCTURE FOR AN INTELLIGENT WIRELESS COMMUNICATION SOCKET - An improved structure for an intelligent wireless transmission communication socket includes a wireless intelligent socket and at least one extension antenna. Socket aperture sets are disposed on the top of the intelligent wireless socket, and a control circuit is set inside the intelligent wireless socket to detect electricity consumption of each socket aperture set and wirelessly send the detected electricity consumption information. A contact jack is placed on a side face of the intelligent wireless socket, and electrically connected to the control circuit. One end of the extension antenna is connected to the contact jack, and another end extends out from behind an obstacle in front of the intelligent wireless socket. Information detected by the control circuit is sent out through the extension antenna, improving transmission of the detected information. | 02-27-2014 |
20140103742 | CONNECTOR HAVING WIRELESS CONTROL CAPABILITIES - A connector for connecting a source of AC power to a powered device includes a line-side interface arranged for releasably and electrically coupling the connector to the source of power, a load-side power interface arranged for electrically coupling the connector to the powered device, a load-side control interface for controlling the power supplied to the powered device, a controller electrically coupled to the line-side interface, the load-side power interface, and the load-side control interface and operable to control a bringing of power to the load-side power interface from the line-side interface and for bringing a control signal to the load-side control interface, and a receiver electrically coupled to the controller for receiving a first signal from a device external to the connector and for generating, in response thereto, a second signal for controlling operations of the controller. | 04-17-2014 |
20140132084 | CONTROLLABLE ELECTRICAL RECEPTACLE WITH ROUTED ANTENNA - A controllable electrical receptacle is disclosed. The electrical receptacle includes a housing having a pair of sockets suitable for receiving electrical plugs. The receptacle includes an antenna disposed beneath a cover portion of the receptacle. The antenna is configured to receive wireless signals from an occupancy sensor or other controller and to control power to the sockets based on the received signals. The antenna is also configured to transmit wireless signals. The antenna may be routed around the sockets to minimize interference caused by metal components of the receptacle. The antenna may be sandwiched between a pair of non-metal layers of the housing to avoid direct exposure to the environment while maintaining a desired performance. In one embodiment the antenna is a wire member received within a routing groove formed in a portion of the housing. The routing groove includes features for retaining the wire member in the groove. | 05-15-2014 |
20140139047 | Electronic Switching Device and System - The present invention is directed to an electronic switch device that includes a front cover assembly having a user interface, a back body assembly, and a plurality of terminals configured to be coupled to an AC power source and the load. A circuit assembly is coupled to the plurality of terminals. The circuit assembly includes a relay switch having a commutator and a set of contacts. The relay switch is characterized by a predetermined commutator period, the predetermined commutator period being substantially the commutator travel time between the set of contacts during a relay switch actuation. The circuit assembly further includes an actuation circuit configured to provide a constant current actuation signal that energizes the relay switch in response to an input stimulus via the user interface such that an end of the predetermined commutator period substantially coincides with a predetermined point in an AC power cycle. | 05-22-2014 |
20140203666 | Method and Apparatus for Driving Power Switch Tube - A method and an apparatus for driving a power switch tube. The apparatus includes an input unit, a drive unit, a transformer and a power switch tube. The input unit is connected to the drive unit, which is configured to input a group of drive signals, and the group of drive signals includes four drive signals, where the first drive signal and the second are complementary signals, and a dead time exists; the third drive signal and the fourth are complementary signals, and a dead time exists; the phase difference between the first drive signal and the third is 180 degrees, and the phase difference between the second drive signal and the fourth is 180 degrees; the drive unit is configured to power on a field winding of the transformer; and the transformer provides a drive voltage signal for the power switch tube. | 07-24-2014 |
20140354082 | Fault Tolerant Service Switch Operation in a Utility Meter - A method for controllably disconnecting a utility power service from a load includes a step of receiving a disconnect command at a control circuit within a utility meter housing. Then, responsive to receiving the disconnect command, using the control circuit to provide a first signal to a first switch operably connecting a charging circuit to an energy storage device. The method also includes charging, at least in part, the energy storage device via the charging circuit. After charging the energy storage device at least in part, a second signal is provided to a second switch that operably connects the energy storage device to the electrically powered source of motive force such that the electrically-powered source of motive force causes a service switch to controllably interrupt the connection between a utility power service and a load. | 12-04-2014 |
20140361638 | ONE-TOUCH COUNTDOWN TIMER - A plug-in wall timer has a prominent single “one touch” activator which causes a countdown period or varying length according to the number of times it is pressed, so that the timer's outlet may be energized only for that selected period. The device is simple to use, requires no programming, and operates independently of the current time of the day or day of the week. | 12-11-2014 |
20150042179 | REMOTE CONTROL CIRCUIT - A remote control circuit includes a rectifying filter circuit coupled to an alternating current (AC) power source, a power supply module connected to the rectifying filter circuit; a leakage energy collecting circuit connected to the rectifying filter circuit; a remote control signal receiving circuit connected to the leakage energy collecting circuit; and a switch circuit connected to the remote control signal receiving circuit and the power supply module. When the remote control signal receiving circuit receives a remote power on signal, the remote control signal receiving circuit outputs a first signal to the switch circuit, and the switch circuit switches on the power supply module. When the remote control signal receiving circuit receives a remote power off signal, the remote control signal receiving circuit outputs a second signal to the switch circuit, the switch circuit switches off the power supply module. | 02-12-2015 |
20150130296 | POWER SUPPLY DEVICE AND METHOD, AND PROGRAM - The present technique relates to a power supply device and method as well as a program which can surely perform a billing process when a device is charged. When a vehicle ID registered in advance in an external storage matches a vehicle ID acquired by a reader/writer, a control unit makes a request to input, by operating a display unit formed of a touch panel, information which determines the amount of electric power to be charged. Once the information determining the amount of electric power to be charged has been input, the control unit controls a billing part to calculate the amount of electric power, so that a billing server performs a billing process on the amount of money corresponding to the amount of electric power. The control unit then controls a communication unit and turns on a selector switch. | 05-14-2015 |
20150137621 | SENSOR - The present invention generally pertains to a sensor ( | 05-21-2015 |
20150357130 | SWITCH - A switch for controlling an electrical appliance has a switch housing, an actuation element, a display, and a microprocessor disposed in the switch housing. The actuation element can activate an identifier through the display, which identifier is determined by the microprocessor. Selection of an appropriate system state and an associated maximum value is effected by again actuating the actuation element, specifically while the corresponding identifier associated with this system state is active or displayed. Reaching or exceeding the maximum value is indicated by a signal that is produced by the microprocessor. The microprocessor can optionally be activated once again for a reset mode and/or for a change mode. | 12-10-2015 |
20150381288 | POWER SUPPLY CIRCUIT AND POWER SUPPLY PANEL - Embodiments of the present invention provide a power supply circuit and panel. The power supply circuit includes: a power supply module ( | 12-31-2015 |
20160049267 | Remote Controlled Light Switch Cover Assembly - A remote controlled light switch cover assembly is described for converting a standard rocker switch into a remote controlled switch. In one embodiment, a method is described, performed by the remote controlled light switch cover, comprising receiving a wireless signal to actuate the standard rocker switch, activating an electric motor that causes a wiper to move along a surface of the standard rocker switch, detecting when the wiper has actuated the standard rocker switch, causing the electric motor to rotate in a reverse direction from the first direction, which causes the wiper to move back towards a valley of the standard rocker switch, detecting when the wiper is positioned over the valley, and in response to detecting when the wiper is positioned over the valley, causing the electric motor to stop rotating, causing the wiper to remain positioned over the valley. | 02-18-2016 |
20160064984 | MOTOR-DRIVEN APPLIANCE - A motor-driven appliance comprises a drive source for driving a tool, a control unit, a power supply unit, a switch unit, a receiving unit, a supply signal output unit, and a data communication unit. The power supply unit generates a control voltage for operating the control unit. The switch unit supplies the control voltage to the control unit and stops supply of the control voltage to the control unit. The control voltage is supplied to the control unit while a given supply signal is inputted to the switch unit. The supply signal output unit outputs, to the switch unit, the supply signal for supplying the control voltage to the control unit when the receiving unit receives the electromagnetic wave while the supply of the control voltage to the control unit is stopped. The data communication unit outputs, to the control unit, the data contained in the electromagnetic wave. | 03-03-2016 |
20160071674 | Information processing apparatus capable of controlling mechanical switch of power supply and control method - An information processing apparatus capable of communicating with an external apparatus includes: a network controller configured to communicate with the external apparatus; a mechanical switch configured to switch on or off according to a switch driving signal; a control unit configured to output the switch driving signal to the mechanical switch according to a signal from the network controller; and a power supplying unit configured to supply power to the network controller and the control unit in a case where the mechanical switch is off. In a case where the mechanical switch is off and the network controller receives an instruction to turn on power from the external apparatus, the control unit outputs the switch driving signal to turn on the mechanical switch. | 03-10-2016 |
20160126030 | POWER SUPPLY CIRCUIT AND ELECTRONIC EQUIPMENT - A power supply circuit and an electronic equipment, pertaining to the field of electronic circuit, are provided. The power supply circuit includes: a battery, a power management chip and a radio frequency (RF) chip; an output terminal of the battery is connected to at least one input terminal of the power management chip, while the at least one input terminal of the power management chip is individually grounded via a corresponding filter capacitor, respectively; and the output terminal of the battery is also connected to an input terminal of the RF chip via a switching power supply circuit. In the present disclosure, a switching power supply circuit is provided between the output terminal of the battery and the input terminal of the RF chip, thus the noise produced by the ceramic capacitor is substantially eliminated. | 05-05-2016 |
20160137083 | POWER OUTLET DEVICE - The present disclosure relates to a power outlet device that senses whether a plug is inserted into a terminal and controls determining supply or interruption of power to a socket according to the sensed result. | 05-19-2016 |
20160148764 | Switching Device for a Radio Pushbutton, Radio Pushbutton, and Method for Producing a Switching Signal of a Switching Device - The current embodiments provide a switch device for a wireless pushbutton, wherein the switch device comprising an energy conversion mechanism, a signal output mechanism, an actuation device, and a plurality of encoding contacts. The actuation device may be configured to establish contact with at least one of the plurality of encoding contacts when a first quantity of an actuation force is applied for generating an encoded signal. The actuation device may be configured to activate the energy conversion mechanism to generate energy when a second quantity of an actuation force greater than the first quantity is applied to the activation device. The signal output mechanism may be configured to transmit a wireless output signal using the encoded signal when the energy conversion mechanism is activated. | 05-26-2016 |
20160164516 | EFFICIENTLY MANAGING MULTIPLE POWER SUPPLIES - An apparatus includes a first power supply switch, a second power supply switch, and a control circuit. The first power supply switch includes a P-channel Metal Oxide Semiconductor Field Effect Transistor (PMOSFET) having a drain coupled to a first power rail to receive a first power voltage, a source coupled to an output node, and a gate to selectively turn on or off the PMOSFET to supply the first power voltage to the output node or isolate the first power rail. The second power supply switch receives a second power voltage and passes it to the output node if the second power voltage is present. The control circuit cooperates with the first power supply switch to control the gate voltage to turn on the PMOSFET if the first power voltage is present and the second power voltage is absent, and turn off the PMOSFET if the second power voltage is present. | 06-09-2016 |
20160196938 | REMOTE CONTROLLED SWITCH COVER | 07-07-2016 |
20160379782 | CONTROL SYSTEM FOR A WIRELESS POWER SWITCH WITHOUT A NEUTRAL WIRE - A control system for a wireless power switch without a NEUTRAL wire comprises a wireless controlled power switch with both terminals connected between a LINE wire and a switch wire of a switch box without the NEUTRAL wire; a power acquiring device having two power input terminals respectively connected to the LINE wire and the switch wire of the switch box; and a wireless automation control device receiving an output voltage of the power acquiring device as the required power, the wireless automation control device controlling open or close of the wireless controlled power switch according to wireless control signal wirelessly. Specifically, a load device is connected between the switch wire and the NEUTRAL wire, and impedance between the two power input terminals of the power acquiring device is substantially larger than impedance of the load device. | 12-29-2016 |