Class / Patent application number | Description | Number of patent applications / Date published |
307131000 | Current | 52 |
20080203826 | Distributing Board Embedded Panel Transformer - The present invention relates to a distribution board having an embedded panel transformer. The distribution board includes a panel transformation unit (B), a terminal box ( | 08-28-2008 |
20080218002 | CONTROL SYSTEM - A control system for an electrical device includes a controller that outputs an AC device enable system when one or more monitored sensors are in a proper state for operation of the electrical device. The control system may also include a sensor signal integrity checking circuit that outputs a validation signal when the sensor is one of a discrete set of acceptable sensor states. The control system may also include a current monitor that monitors the current draw of the electrical device and compares the current draw to a range of acceptable current draw levels and durations and disables operation of the electrical device when the current draw falls outside of the range. | 09-11-2008 |
20080231121 | Automatically Standby Power Cut-Off Plug Socket - An electric socket is provided. The socket includes a power saving circuit determining operation status of an electronic apparatus or plural electronic apparatus connected to another electric socket according to a load signal to control to supply or automatically interrupt power. It is possible to control power according to operating status of the connected electronic apparatus and to control power supplied to the electronic apparatus connected to a home network. After time has elapsed when the electronic apparatus is not used, power is automatically interrupted so that undesired power consumption due to standby power can be prevented and costs thereof are significantly saved. The electronic apparatus is prevented from accident load inputted from the exterior so that the lifespan of the electronic apparatus can be elongated and user convenience is remarkably improved. | 09-25-2008 |
20080284253 | Switching Unit For Switching a Connection Between a Mains and a Load - A switching unit for connecting a load to a mains as a function of a demand for a consumption current by the load comprises a mains port for electrically connecting the switching unit to the mains, a load port for electrically connecting the switching unit to the load, a switching element for producing a substantially conductive electrical connection between the mains port and the load port in its closed state and substantially breaking the said electrical connection in its open state. Furthermore, the switching unit comprises current measuring means for measuring a consumption current consumed by the load, and the control means, which are connected to the switching element, are designed to bring the switching element into the open and closed states on the basis of a consumption current measured by means of the current measuring means in an at least temporarily closed state of the switching element. Furthermore, the invention comprises a method for connecting the load to a mains as a function of the demand of a load for a consumption current. | 11-20-2008 |
20080303353 | NETWORK-BASED AIRCRAFT SECONDARY ELECTRIC POWER DISTRIBUTION SYSTEM - A system and method for control of an electric power distribution system is provided, which uses a communication network for centralized monitoring and control of the supply of electricity to a load. In one embodiment, the invention may use a wireless communication system connecting control nodes and master nodes to control and monitor a solid state power controller. As a result, the master node may remotely turn on and off the electrical power to the load. Also the control node may sense the current being supplied to the load and may turn off the supply of electrical power in the event of an over current situation. The control node may also report the state of the sensed current to the master node. In another embodiment, the communication system may be a power line carrier network. | 12-11-2008 |
20090115259 | Foam Proportioning System with Solid State Contactor - Embodiments of the invention provide a foam proportioning system powered by a battery, with the system including a pump, a pump motor, and a solid state contactor. The solid state contactor includes a battery terminal connected to the battery, a load terminal connected to the pump motor, and an enable switch. The enable switch selectively connects the battery terminal and the load terminal in order to form a power line carrying a current from the battery to the pump motor. A state of the enable switch is based on the current being drawn through the power line by the pump motor. The enable switch is closed in order for the solid state contactor to provide power to the pump motor when the current through the power line is between about zero amps and about 80 amps. | 05-07-2009 |
20090174265 | APPARATUS FOR CONTROLLING THE SWITCHING ON/OFF OF A POWER UNIT - Automatic apparatus for controlling the switching on/off of a power unit by monitoring the lines powered therefrom. | 07-09-2009 |
20090189461 | INTEGRATED CIRCUIT INCLUDING A POWER MOS TRANSISTOR - An integrated circuit includes a first transistor having a first gate and a first source and a second transistor having a second gate and a second source. The integrated circuit includes a first source contact adjacent the second transistor and coupled to the first source and the second source. The integrated circuit includes a first bond wire coupled to the first source contact. | 07-30-2009 |
20090289507 | INTELLECTUAL POWER SAVING SWITCHING ASSEMBLY - An intellectual power saving switching assembly connected between an external AC power input and a device to be monitored for automatically turning on or turning off power supplied to the device to be monitored. The assembly includes a power source; an AC power input; a switchable AC power switch device; at least one current detector for detecting current flowing into the device to be monitored by direct detection or indirection detection; at least one AC power output end for supplying power from the current detector to the device to be monitored; a signal detecting transceiver for detecting an actuation signal from a remote controller; and a logic electronic circuit capable of receiving standby signals from the current detector and a far end actuation signals so as to perform status determination for interrupting or transferring the current from the AC power input to the device to be monitored. | 11-26-2009 |
20090322160 | LOAD CONDITION CONTROLLED POWER STRIP - In accordance with various aspects of the present invention, a method and circuit for reducing power consumption of a power strip is provided. In an exemplary embodiment, a power strip is configured for reducing or eliminating power during idle mode by disengaging an outlet from power input. A power strip may include two or more outlets and two or more outlet circuits, with AC power input connected to the outlets through the outlet circuit(s), which may include a current transformer, a control circuit, and a switch. The current transformer secondary winding provides an output power level signal proportional to the outlet load. If behavior of the current transformer secondary winding indicates that the outlet is drawing substantially no power from the AC power input, the switch facilitates disengaging of the current transformer primary from the outlet. | 12-31-2009 |
20090322161 | METHOD AND SYSTEM TO STOP RETURN CURRENT FROM FLOWING INTO A DISCONNECTED POWER PORT OF A DUAL BATTERY POWERED DEVICE - A battery return disconnect (“BRD”) circuit for use with a battery supply having a plurality of electrically parallel inter-connecting batteries. The BRD circuit includes a plurality of DC input ports, a set of OR-ing diodes, a plurality of polarity detectors and a plurality of switches. Each input port includes a DC input terminal and a DC return terminal. Each OR-ing diode is connected to a DC input terminal or a DC return terminal and is forward-biased to when the BRD circuit is connected to a plurality of batteries having substantially the same voltage level. Each polarity detector monitors the bias of an OR-ing diode electrically connected to a corresponding DC input terminal. Each switch is connected to a DC return terminal and a polarity detector. Each switch is closed as long as the monitored OR-ing diode is forward-biased and open when the monitored OR-ing diode is reverse-biased. | 12-31-2009 |
20100001590 | ENERGY-SAVING ELECTRICAL ADAPTOR - A power conservation apparatus having a power inlet for providing power to the power conservation apparatus and an external appliance, a power outlet operable to be connected to the appliance, a relay coupling the power inlet and the power outlet, a current sensor operable to measure a current flow from the power outlet to the appliance, a threshold detector operable to receive an input in accordance with the current flow and operable to determine if the appliance is in a state of non-use, and a timer having a set-point; wherein the timer is activated upon the appliance entering the state of non-use and wherein the relay is opened upon the timer reaching the set-point, so as to prevent the power conservation apparatus and the appliance from drawing power from the power inlet. When in the “off” state, the AC power consumed by the apparatus and coupled appliances is zero. | 01-07-2010 |
20100007217 | Minimum loss and wiring circuit and method for paralleling hot swap controllers - A hot swap controller includes a shunt resistor ( | 01-14-2010 |
20100117457 | INTELLIGENT SWITCH SOCKET - An intelligent switching on/off socket includes a housing containing master jacks and slave jacks respectively containing master conducting strips and slave conducting strips, and a control circuit. The control circuit includes a current sampling circuit connected to the master conducting strips and a signal amplification circuit. The signal amplification circuit amplifies the sampled current and passes the signal to both a signal comparator, and to a reference signal acquisition circuit which in turn passes the reference signal to a memorizer. The signal comparator compares the reference current signals and current amplification signals, and is connected to a control output circuit. The control output circuit is connected to a relay which is connected to the slave conducting strip. The reference signal acquisition circuit provides a learning function such that multiple electrical devices with differing power needs can be switched on or off respectively depending on their individual power needs. | 05-13-2010 |
20100117458 | ELECTRONIC SECURITY FOR A POWER SUPPLY - A security circuit for a power supply feeding a DC system is provided. The security circuit is disposed on an outlet of the power supply. A switch element is disposed between a positive power supply clamp and a positive output clamp towards the DC system. A choke coil is disposed between the switch element and the positive output clamp. The choke coil is connected to an output capacitor on a side connected to the positive output clamp, and a side of the choke coil that is connected to the switch element is connected to a cathode side of a diode that is connected in parallel to the output capacitor. The security circuit also includes a control for the switch element, connecting the switch element in accordance with the power measured in the security circuit. | 05-13-2010 |
20100141049 | INTELLECTUAL POWER SAVING SEITCHING ASSEMBLY - An intellectual power saving switching assembly connected between an external AC power input and a device to be monitored for automatically turning on or turning off power supplied to the device to be monitored. The assembly includes a power source; an AC power input; a switchable AC power switch device; at least one current detector for detecting current flowing into the device to be monitored by direct detection or indirection detection; at least one AC power output end for supplying power from the current detector to the device to be monitored; a signal detecting transceiver for detecting an actuation signal from a remote controller; and a logic electronic circuit capable of receiving standby signals from the current detector and a far end actuation signals so as to perform status determination for interrupting or transferring the current from the AC power input to the device to be monitored. | 06-10-2010 |
20100219701 | INTELLECTUAL POWER SAVING SWITCHING ASSEMBLY - An intellectual power saving switching assembly connected between an external AC power input and a device to be monitored for automatically turning on or turning off power supplied to the device to be monitored. The assembly includes a power source; an AC power input; a switchable AC power switch device; at least one current detector for detecting current flowing into the device to be monitored by direct detection or indirection detection; at least one AC power output end for supplying power from the current detector to the device to be monitored; a signal detecting transceiver for detecting an actuation signal from a remote controller; and a logic electronic circuit capable of receiving standby signals from the current detector and a far end actuation signals so as to perform status determination for interrupting or transferring the current from the AC power input to the device to be monitored. | 09-02-2010 |
20110006615 | PLUG SOCKET - Provided is a plug socket which determines operation states of a plurality of electrical devices connected to the plug socket to supply or cut off electric power to the electrical devices and selects a method for supplying or cutting off electric power to the electrical devices by setting a desired mode. Thus, it is possible to prevent the waste of energy and electrical accidents by cutting off the electric power when the electrical devices connected to the plug socket are not used. Especially, since the electric power is supplied only when the electrical devices are used in a home network system, it is possible to efficiently use electricity, significantly reduce unnecessary power consumption, and thus the cost is reduced. Moreover, in the case of a built-in plug socket, it is possible to change the time or method for cutting off electric power by setting a desired mode according to the kind of the electrical device, and thus user convenience is significantly improved. | 01-13-2011 |
20110101793 | Voice Control Energy-Saving Power Socket - The present invention provides a voice control energy-saving power socket that uses voice control to power up and achieve time, labor and energy saving. When an electrical equipment is turned off, the present invention can automatically detect current change and completely isolate the input power source and the electrical equipment to prevent wasting energy. When the power is needed, voice control is used to power up. To achieve the above objective, the technical approach for the present invention comprises an overload protection circuit to detect whether the input power is overloaded, a load detection circuit to detect the load size and determine whether the output control circuit needs to be on or off, an output control circuit is to switch between power-off mode and power-up mode, a voice control circuit is to activate the output control circuit and allow connection between the power source and the load and an internal power circuit is to supply power to the overload protection circuit and the load detection circuit in power-off mode. | 05-05-2011 |
20110127853 | Method and Apparatus for Switching Electrical Power - A current control device is described. The current control device includes at least one line socket configured to couple to a first power system. The current control device also includes at least one load socket configured to couple to a second power system and at least one micro-electromechanical system (MEMS) switching device coupled between the at least one line socket and the at least one load socket. The at least one MEMS switching device is configured to selectably couple the first power system to the second power system. | 06-02-2011 |
20110127854 | SYSTEMS AND DEVICES FOR REDUCING PHANTOM LOAD - Systems and devices are described herein for reducing a phantom load. The system may include a device for connection to a power source and a transformer or machine, wherein the device is configured to disconnect the transformer or machine from the power source under a predetermined load condition. The device may include a contactor, a current detector, a timer, and a controller. Portions of the current detector, timer, or controller may be implemented in a microcontroller. | 06-02-2011 |
20110254383 | SMART MODULE AND METHOD WITH MINIMAL STANDBY LOSS - A smart method ( | 10-20-2011 |
20120153747 | USB CHARGER, ITS SWITCH CONTROL SYSTEM AND METHOD, AND A USB INTERFACE CHARGER FOR A LAPTOP - The present invention discloses a switch control system and its method for a USB charger, wherein the switch control system controls the on-off status of the charging circuit according to whether a charging load is connected or not. The switch control system comprises a first switch and an on-off control unit of the first switch. The first switch connects to a charging power and a converter; the on-off control unit of the first switch connects to the USB output interface and the first switch to control the on-off status of the first switch according to whether the charging load is connected or not. The switch control system and the method for the USB charger disclosed by the present invention realize automatic switching on and off of the USB operating circuit when a load is connected to or removed from the USB output interface. | 06-21-2012 |
20120200174 | SHOCK PROOF DEVICES AND METHODS - Devices and methods for preventing shock from a high voltage power source. In one embodiment, a device for preventing an electric shock, comprises output terminals for connecting to an external load, a low voltage circuit for carrying a first current (I | 08-09-2012 |
20120205991 | DEVICE FOR SIMULATING AN ALTERNATOR, METHOD OF CONTROLLING SUCH A DEVICE AND SIMULATION SYSTEM COMPRISING SUCH A DEVICE | 08-16-2012 |
20120248896 | FIELD DEVICE - A switch is provided in a supply line for an operating power supply from an operating power supply generating circuit to a main circuit, An electric current detecting circuit and a comparison evaluating circuit are provided as a controlling circuit portion for controlling the ON/OFF state of the switch. The electric current detecting circuit inputs a voltage in accordance with the value of an electric current supplied from an higher-level system, and inverts and amplifies the voltage to produce an output voltage. The comparison evaluating circuit inputs the output voltage from the electric current detecting circuit, compares the output voltage to a reference voltage, and turns the switch ON if the output voltage is higher than the reference voltage. The reference voltage is set in advance in accordance with a lower limit electric current value for the electric current that must be supplied for the main circuit to operate properly. | 10-04-2012 |
20120306289 | SYSTEM FOR MANAGING AND CONTROLLING PHOTOVOLTAIC PANELS - The invention relates to a module for locally controlling a photovoltaic panel that includes: first and second terminals (B | 12-06-2012 |
20130069448 | ELECTRONIC APPARATUS AND BATTERY CHECK METHOD - The present invention provides an electronic apparatus which detects a remaining level of a battery used as a power supply, comprising a current detection unit configured to detect a current value flowing through a circuit of the electronic apparatus, a voltage detection unit configured to detect a voltage value of the battery, and a calculation unit configured to calculate a voltage value of the battery when a consumption current of the electronic apparatus is a predetermined consumption current, based on current values and voltage values detected by the current detection unit and the voltage detection unit, respectively, in a plurality of states different in the consumption current of the electronic apparatus. | 03-21-2013 |
20130088096 | SHORT-CIRCUIT PROTECTION METHOD - A short-circuit protection method for a circuit having a plurality of power switching elements, includes, when a short-circuit of a first power switching element is detected by detection device that detects a short-circuit of the plurality of power switching elements, performing a cut-off process of cutting off a gate of a second power switching element through which a short-circuit current caused by the short-circuit of the first power switching element flows, and changing a resistance value of a gate resistor of the second power switching element while the cut-off process is performed. | 04-11-2013 |
20130154394 | METHOD AND DEVICE FOR CONTROLLING AN ELECTRIC CURRENT GENERATION OF A SUBMODULE IN A PHOTOVOLTAIC SYSTEM - A method for controlling current generation in a photovoltaic system having at least one submodule connected to the photovoltaic system. The method includes an alternating switching of the submodule taking place in a changeover time clock pulse between a switching-on state and a bypass switching state, the submodule being interconnected during the switching-on state of the photovoltaic system and being bridged in the bypass switching state. During the bypass switching state, an overall current strength of the photovoltaic system is measured and a setpoint value ascertained from this is stored temporarily. During the switching-on state, a submodule current strength is measured and compared to the setpoint value, and upon a dropping off of the submodule current strength below the setpoint value, a resetting, taking place independently of the switchover time clock pulse, of the submodule to the bypass switching state is carried out. | 06-20-2013 |
20130207486 | POWER-SAVING VOLTAGE CONVERTER OPERATION - Whether a connector element electrically connected to a direct-current output of a converter that converts alternating current into direct current is connected to an external device may be detected. The converter may be disabled in response to the electrical connector component not being connected to the external device. In response to the electrical connector component being connected to the external device, the converter may be enabled. | 08-15-2013 |
20130249319 | ARCHITECTURE FOR POWER PLANT COMPRISING CLUSTERS OF POWER-GENERATION DEVICES - A string and load balancer system that provides the ability to boost the string voltage in low-light or reduced-power conditions so that the inverter may continue to operate. The boost operation can be achieved by addition of a single substantially D.C. switch. The DC switch may be rated for the maximum intended voltage boost, not the maximum bus voltage. A string and load balancer provided herein may allow photovoltaic arrays to be productive in mornings, evenings, and in clouded or otherwise sub-nominal conditions. | 09-26-2013 |
20130300216 | Power Saving Method and Power Saving Circuit Thereof - A power saving circuit for an electronic device is disclosed. The power saving circuit includes a direct-current (DC) power supply, a sensing unit, and a control unit. The DC power supply is used for providing a DC current. The sensing unit, coupled to the DC power supply, is used for detecting the DC current and operating to generate a voltage signal according to the DC current. The control unit, coupled to the sensing unit, is used for determining whether a system circuit of the electronic device has a light load or a heavy load and generating an enable signal. | 11-14-2013 |
20130313918 | METHOD FOR PROTECTING CHARGING CABLE, AND CHARGING DEVICE - A driving battery of a vehicle that can be electrically driven is charged by determining a resistance value that corresponds to the size of the electrical resistance between two contacts of the charging cable, where the size of the electrical resistance specifies the current-carrying capacity of the charging cable. As a function of the determined resistance value, one of a plurality of line protection devices which are disposed on the charging device is switched into the charge current path. | 11-28-2013 |
20140021803 | DETERMINING CURRENT - Methods, systems, and devices for determining current are described herein. One method includes receiving power from a current conductor using a first quantity of coils of a wire around a magnetic core at least partially surrounding a portion of the current conductor, receiving an indication associated with a determined current through the current conductor from a current sensor associated with the wire, and receiving power from the current conductor using a second quantity of the coils of the wire, wherein the second quantity is determined based, at least in part, on the determined current. | 01-23-2014 |
20140097705 | METHOD FOR OPERATING A POWER SOURCE AND A DEVICE FOR DISCONNECTING A POWER SOURCE FROM A CONSUMER - The invention relates to a method for operating a power source, wherein in a first operating state a current supplied by the power source via a power supply line is fed to a consumer and wherein in a second operating state a feed of a current supplied by the power source via a power supply line to the consumer is interrupted by a separator. a separator associated with the power source sends an identifier via the power supply line to a control unit associated with the consumer, when the power source supplies current. The first operating state is executed when the control unit returns an expected signal within a predefined time interval (td) via the power supply line and the second operating state is executed when another signal or no signal is returned within a predefined time interval (td) via the power supply line. | 04-10-2014 |
20140117782 | SYSTEM AND DEVICE FOR REPLACING MECHANICAL ACTUATORS WITH TOUCH-FREE ACTUATORS IN A 2-WIRE ACTIVATION SYSTEM - A system, kit and/or device is provided for replacing mechanical actuators with touch-less actuators in a 2-wire automatic door system. The system, kit and/or device includes a sensor module connectable to power and the motor and control for the door, and one or more touch-less switches each configured for electrical connection with the sensor module via two wires. The sensor module is operable to sense change in current by the touch-less switches, caused by actuation thereof to send a signal to the door motor and control for opening the door. The module conditions the voltage to give +12 volts to each of two touch-less switches. Current in each touch-less switch is one current for idle or another current when activated. This difference in current is sensed at the sensor module through the two wires. When the extra current is sensed a control signal to open the door is sent to the door motor control. | 05-01-2014 |
20140232206 | METHOD FOR OPTIMIZING THE YIELD OF A PARTIALLY SHADED PHOTOVOLTAIC ARRAY - A method for optimizing the yield of a photovoltaic array with an inverter is provided. The method includes: a) cyclically measuring a current (Igiv) and a DC link voltage (U) when controlling the inverter by a MPP method (Maximum Power Point) and storing a measured current value, b) lowering the DC link voltage (U) to a value that exceeds by no more than 100% a minimum DC link voltage (Umin) admissible for operation of the inverter, c) measuring a current (Ired) with a reduced DC link voltage and comparing it with a previously stored value at a given time for the current (Igiv), d) if a prescribed threshold for a difference between the two currents (Ired, Igiv) is exceeded, a searching process for a global MPP (Maximum Power Point) is initiated, e) otherwise, operation is continued at a power maximum (MPP) with a last-stored current value for the current (Igiv). | 08-21-2014 |
20140239742 | METHOD, APPARATUS, AND SYSTEM FOR CONTROLLING ELECTRIC CURRENT - A method for switching on and off electric current includes detecting a verification condition, switching on the electric current responsive to the detected verification condition, establishing a communication via a communication network after switching on the electric current, detecting a switch-off condition via the established communication, and switching off the electric current responsive to the detected switch-off condition. An apparatus and a system are described for controlling switching on and off electric current. | 08-28-2014 |
20140246926 | SYSTEMS AND DEVICES FOR REDUCING PHANTOM LOAD - Systems and devices are described herein for reducing a phantom load. The system may include a device for connection to a power source and a transformer or machine, wherein the device is configured to disconnect the transformer or machine from the power source under a predetermined load condition. The device may include a contactor, a current detector, a timer, and a controller. Portions of the current detector, timer, or controller may be implemented in a microcontroller. | 09-04-2014 |
20140265638 | INTELLIGENT SAFETY DISCONNECT SWITCHING - Intelligent safety disconnect switching methods and arrangements for PhotoVoltaic (PV) panels are disclosed. A determination is made as to whether a reconnect condition, for reconnecting a PV panel to a power system from which the PV panel is disconnected, is satisfied. The PV panel is automatically reconnected to the power system responsive to determining that the reconnect condition is satisfied. A determination is then made as to whether a power system operating condition is satisfied on reconnection of the PV panel, and the PV panel is automatically disconnected from the power system responsive to determining that the power system operating condition is not satisfied on reconnection of the PV panel. | 09-18-2014 |
20140265639 | BATTERY MODULE - According to one embodiment, battery module includes a main circuit, a resistive element, a current-amount detection circuit, and a breaker. A charge and discharge current of a battery flows through the main circuit via a positive connecting terminal and a negative connecting terminal. The resistive element is provided in a current path branched from the main circuit, and able to form a closed circuit with an external control device via one of the positive connecting terminal and the negative connecting terminal while an insulating state between the main circuit and the external control device is maintained. The current-amount detection circuit detects an amount of current flowing through the resistive element, and outputs a current-amount detection signal. The breaker circuit interrupts the current flowing through the main circuit when the amount of current flowing through the resistive element is smaller than a predetermined threshold current based on the current-amount detection signal. | 09-18-2014 |
20140292109 | CURRENT SENSOR AND CONTACTOR APPARATUS - A current sensor and contactor apparatus reduces the space required for arranging a current sensor and a contactor. This current sensor and contactor apparatus comprises a current sensor, a contactor and a substrate. The current sensor has a current sensor element, the current sensor detects a current value of power inputted from the outside and outputs a detection signal indicating the current value from the current sensor element. The contactor turns on and off a power line through which the power flows based on a control signal inputted from the outside. On the substrate, the current sensor element of the current sensor is installed and also a plurality of signal lines connecting the current sensor element and the contactor are formed. The current sensor, the contactor and the substrate are integrated. | 10-02-2014 |
20140306551 | DETECTION OF CURRENT CHANGE IN AN INTEGRATED CIRCUIT - An embodiment relates to an integrated circuit comprising measurement means for detection of a current change, wherein said measurement means comprise at least one coil. | 10-16-2014 |
20140339921 | Light Load Current Detection System - A light load current detection system including a detection process module and a control circuit is provided for detecting a current value of a light load current of a load in a light load mode; the detection process module including a power save unit and a voltage detection module. The power save unit sends a power save signal, wherein a cycle of the power save signal corresponds to a switch state. The voltage detection module detects an input voltage value to generate and output a detection signal. The control circuit includes a data table and a threshold, the data table showing a relation among the cycle, the current value and the input voltage value. The control circuit determines if the current value reaching the threshold, the switch is turned off in the light load module. | 11-20-2014 |
20150061411 | ELETRONIC CIRCUIT WITH A CURRENT RIPPLE FILTER - An electronic circuit comprising an ACRF comprising an active component, an energy storage unit, an input port and an output port. The electronic circuit comprises a control unit to control the ACRF. A detector detects a short circuit at the input port or the absence of an energy supply at the input port. The control unit controls the ACRF to function as an ACRF if the detector detects a power supply connected to the input port or that there is no short circuit at the input port, and controls the ACRF to stop functioning as an ACRF and to discharge energy from its energy storage unit to its output port if the detector detects a short circuit at the input port or no power supply connected to the input port. | 03-05-2015 |
20150130295 | ELECTRONIC CIRCUIT ARRANGEMENT - An electronic circuit arrangement may include a first supply line and a second supply line which are connectable with an electric energy supply unit at a first supply line input connection and a second supply line input connection. The first supply line and the second supply line may be electrically connectable at a first supply line output connection and a second supply line output connection with an external electronic device for supply of electric energy. The arrangement may include a switching element provided in the first supply line. The switching element may be switched between an opened sate, in which the switching element electrically interrupts flow of an electrical current in the first supply line, and a closed state, in which the electrical current flows uninterrupted. The electronic circuit arrangement may include a first electronic circuit, a second electronic circuit, and a third electronic circuit. | 05-14-2015 |
20150375634 | CURRENT MEASURING RELAY DEVICE - Provided is a current measuring relay device capable of measuring a current flowing in a relay and controlling an operation of the relay based on the measured result, without depending on a control operation of an external control device such as a battery management system (BMS) by integrating the relay with a current measuring sensor. | 12-31-2015 |
20160041207 | METHOD FOR PERFORMING POWER CONSUMPTION CONTROL, AND ASSOCIATED APPARATUS - A method for performing power consumption control is provided, where the method is applied to an electronic device. The method includes: sensing a current on a current path between a battery and at least one portion of the electronic device by performing sampling operations to generate a plurality of samples; performing calculation on the samples to monitor the current; and based upon the calculation, when it is detected that the current reaches a predetermined threshold, triggering the battery into a second mode from a first mode. In particular, performing the sampling operations to generate the plurality of samples further includes: utilizing an analog-to-digital converter (ADC) to perform the sampling operations on a voltage difference corresponding to the current to generate the plurality of samples. For example, the voltage difference can be obtained by probing two terminals of a resistor or a Hall component. An associated apparatus is also provided. | 02-11-2016 |
20160077149 | FAULT DETECTION IN ELECTRIC POWER DELIVERY SYSTEMS USING UNDERREACH, DIRECTIONAL, AND TRAVELING WAVE ELEMENTS - The present disclosure pertains to systems and methods for detecting faults in an electric power delivery system. In one embodiment, a system may include a data acquisition subsystem configured to receive a plurality of representations of electrical conditions. The system may also include a traveling wave differential subsystem configured to determine an operating quantity based on the plurality of representations of electrical conditions. The traveling wave differential subsystem may also determine a restraint quantity based on the plurality of representations of electrical conditions. The traveling wave differential subsystem may detect a traveling wave generated by the fault based on the plurality of representations. A fault detector subsystem may be configured to declare a fault based on a comparison of the operating quantity and the restraint quantity. A protective action subsystem may implement a protective action based on the declaration of the fault. | 03-17-2016 |
20160139195 | PROBLEM DETECTION IN CABLE SYSTEM WITH FUSES - Apparatuses ( | 05-19-2016 |
20180026452 | Doorbell Apparatus | 01-25-2018 |