| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 307126000 | Power or energy | 73 |
| 20080246343 | POWER SUPPLY ADAPTER FOR USB DEVICES - A power supply adapter for an electronic device includes a power interface and a switch element. The power interface is used for being connected to a power line of the electronic device, for providing power to the electronic device. The switch element is used for being coupled between a power line of a computer and the power line of the electronic device. The switch element has a controllable terminal coupled to the power interface. The switch element is able to disconnect the power lines of the computer and the electronic device according to the voltage level on the controllable terminal. | 10-09-2008 |
| 20090102294 | System and Method for Load Control - A system is described including a means for receiving a potential and selectively supplying the potential to a load. The receiving and supplying means being responsive to a load control signal to supply the potential to the load when the load control signal is present. The system also includes a means for measuring a load demand. Also included is a means for controlling the receiving and supplying means. The controlling means continuously providing the load control signal when the load demand is greater than a predetermined threshold. The controlling means temporarily providing the load control signal to determine the load demand when the load demand is less than the predetermined threshold. | 04-23-2009 |
| 20090115257 | SWITCHBOARD APPARATUS AND METHOD - A switchboard apparatus and method are provided including a switchboard bus with conductors secured to the switchboard apparatus; a power quality meter operatively connected to the switchboard bus to obtain bus voltage and current. The apparatus also includes a capacitor operatively connected to and electrically in-parallel with the switchboard bus; the at least one capacitor further including a switch, the switch configured to open and close so as to connect and disconnect the capacitor operatively connected to the switchboard bus upon the occurrence of predetermined conditions; a controller controls the switch. The capacitor is connected to and disconnected from the switchboard bus as a function of the power factor. | 05-07-2009 |
| 20090134715 | Switching system - The switching system for reducing standby power consumed by an electrical device includes a remote control device configured to selectively emit a radio frequency signal and a switching apparatus in electrical communication with a power supply and the electrical device. The switching apparatus includes a passive radio frequency receiver for receiving the emitted radio frequency signal and a switch. The passive radio frequency receiver converts the received radio frequency signal into electrical power. The switch is actuable, in response to the electrical power generated by the passive radio frequency receiver, from an inactive mode. The switch substantially restricts the electrical device consuming standby power from the power supply, to an active mode. The switch allows the electrical device to consume power from the power supply. | 05-28-2009 |
| 20090140579 | Relay Switch Including an Energy Detection Circuit - A semiconductor relay switch having two data ports receiving incoming signals and a power supply terminal receiving a power supply voltage is responsive to a power supply voltage level and an energy level of the incoming signals to open and close its conduction paths. The relay switch is open when a valid power supply level is detected and when there is no supply power on the power supply terminal but a high energy level is detected in the incoming signals. The relay switch is closed to allow conduction between the two data ports only when there is no power supply voltage on the power supply terminal and an energy level below a predetermined threshold is detected in the incoming signals. In one embodiment, the semiconductor relay switch includes a main conduction switch circuit, an energy detect circuit and a control signal generator. | 06-04-2009 |
| 20090189460 | 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 electronic device is attachable. The portable power source includes circuitry to process a power request signal from the electronic device to determine whether a device connected to a bus interface of the portable power source is requesting power from the portable power source. | 07-30-2009 |
| 20090251010 | POWER CONVERSION CIRCUIT FOR REDUCING POWER LOSS AND ELECTRONIC DEVICE HAVING SUCH POWER CONVERSION CIRCUIT - A power conversion circuit includes a driving circuit, an activating circuit, a converter and an auxiliary power source. The activating circuit receives a first power signal. The converter is used for converting the first power signal into a second power signal. The auxiliary power source is electrically connected to the activating circuit and the driving circuit. The auxiliary power source is driven by the driving circuit to issue either a first control signal to the activating circuit if the load is connected with the power conversion circuit or a second control signal to the activating circuit if the load is disconnected from the power conversion circuit. In response to the first control signal, the first power signal is converted into the second power signal and the second power signal is transmitted to the load. In response to the second control signal, the converter is disenabled. | 10-08-2009 |
| 20090267420 | off-Mains Switch and a Control Box for Electrically Driven Articles of Furniture - An off-mains switch ( | 10-29-2009 |
| 20090295232 | ENERGY SAVING CABLE ASSEMBLIES - A cable assembly for use with any power cable for an electrical device, the cable assembly including a remotely locatable switch for connecting or disconnecting the electrical device from power draw. Also, a cable assembly for a power device such as a charger for providing output power to an electronic device is disclosed, the cable assembly including two pairs of wires wherein a first pair provides output power for the electronic device and a second pair includes a switch for turning off the charger. The cable assembly allows the switch to be located remotely from a charger housing for the converter circuitry and remotely from a power source such as an outlet, and allows the switch to be generally co-located with and operable at the connector for connecting the power device with the electronic device. | 12-03-2009 |
| 20090295233 | ENERGY SAVING CABLE ASSEMBLIES - A cable assembly for use with any power cable for an electrical device, the cable assembly including a remotely locatable switch for connecting or disconnecting the electrical device from power draw. Also, a cable assembly for a power device such as a charger for providing output power to an electronic device is disclosed, the cable assembly including two pairs of wires wherein a first pair provides output power for the electronic device and a second pair includes a switch for turning off the charger. The cable assembly allows the switch to be located remotely from a charger housing for the converter circuitry and remotely from a power source such as an outlet, and allows the switch to be generally co-located with and operable at the connector for connecting the power device with the electronic device. | 12-03-2009 |
| 20090315408 | Energy Efficient power saver - A device that saves electrical energy by turning off power to all computer accessories and/or other devices used at a work station or in the home. When the computer is turn off or goes into sleep mode, away mode or hibernate mode. Also restores power to the accessories when the computer is turned on or awaken from sleep mode, away mode or hibernation mode. | 12-24-2009 |
| 20090315409 | SAFETY SOCKET - A digital automatic monitoring and power breaking safety socket has a shell in which an electrical connection base is mounted for connecting to a power line and an external line plug inside. A power switch is connected in series between the electrical connection base and the power line. A digital power monitoring circuit is coupled to the power line detect the power status to control the power switch based on the power status. Further, a power line data communication circuit is mounted in the shell and connects to the digital power monitoring circuit to obtain and process the power status. The processed power status is loaded into the power line that connects to the electrical connection base. Therefore, in addition to automatic power breaking and supplying, a remote power management host is able to obtain the power status and remotely control the socket. | 12-24-2009 |
| 20100019583 | LOAD CONDITION CONTROLLED POWER MODULE - In accordance with various aspects of the present invention, a method and circuit for reducing power consumption of a power module during idle conditions is provided. In an exemplary embodiment, a power module is configured for reducing power during idle mode by disengaging at least one power output from a power input. A power module may include one or more power outputs and one or more power module circuits, with power input connected to the power outputs through the power module circuit(s). The power module circuit may include a current measuring system, a control circuit, and a switch. The current measuring system provides an output power level signal that is proportional to the load at the power output. If current measuring system behavior indicates that a power output is drawing substantially no power from the power input, the switch disengages the power input from the power output. | 01-28-2010 |
| 20100033026 | Electronic equipment and power supply state control method for electronic equipment - An electronic equipment includes:
| 02-11-2010 |
| 20100141046 | ENERGY REDUCTION - A power reduction system includes a central server and a plurality of power reduction devices. The central server of the power reduction aggregation system includes: a network interface configured to transmit and receive information to and from a communication network; a power grid status module coupled to the network interface and configured to transmit a power status message to the network, via the network interface, toward at least two power reduction devices connected to the network; and a power savings compensation module configured to determine an aggregate compensation earned for providing an aggregate energy reduction induced by the at least two power reduction devices in response to receiving the power status message, and further configured to determine individual portions of the aggregate compensation associated with each of the at least two power reduction devices. | 06-10-2010 |
| 20100141047 | CLOSED TRANSITION AUTOMATIC TRANSFER SWITCH ASSEMBLY AND ASSOCIATED METHOD - The disclosed concept provides for a closed transition automatic transfer switch assembly having only two switch assemblies. This system utilizes a first switch assembly and a bypass switch assembly. The switch assemblies are each physically coupled to two power sources as well as the system load. The switch assemblies each include a power actuated contact arm. Each contact arm is coupled to, and in electrical communication with, the system load. Each contact arm may further be placed in one of the following configuration; a first configuration wherein the contact arm couples, and provides electrical communication between, the first source and the system load conductor, a second configuration wherein the contact arm couples, and provides electrical communication between, the second source and the system load conductor, and a neutral configuration wherein neither the first source nor the second source is coupled to, and in electrical communication with, the system load conductor. | 06-10-2010 |
| 20100295381 | Controllable Change-Over Apparatus for a Solar Module - Controllable change-over apparatus for a solar module comprises an output terminal, a DC/DC converter, a controllable switching device and a control. The controllable switching device is implemented with a first switch position and a second switch position, wherein, in the first switch position, a power output of the solar module is connected to the output terminal via the DC/DC converter, and, in the second switch position, the power output of the solar module is connected to the output terminal by bypassing the DC/DC converter. The control switches the controllable switching device by using a performance characteristic for switching the same to the first or second switch position. In particular, the control is implemented to connect the solar module directly to its output terminal in the case of high power dissipation of the same, i.e. at strong solar radiation, and to connect the solar module to the output terminal via the DC/DC converter in the case of weak power dissipation of the same, i.e. during shading, which significantly increases the efficiency compared to a fixed connection of the solar module. | 11-25-2010 |
| 20100314951 | LOAD CONDITION CONTROLLED POWER MODULE - In accordance with various aspects of the present invention, a method and circuit for reducing power consumption of a power module during idle conditions is provided. In an exemplary embodiment, a power module is configured for reducing power during idle mode by disengaging at least one power output from a power input. A power module may include one or more power outputs and one or more power module circuits, with power input connected to the power outputs through the power module circuit(s). The power module circuit may include a current measuring system, a control circuit, and a switch. The current measuring system provides an output power level signal that is proportional to the load at the power output. If current measuring system behavior indicates that a power output is drawing substantially no power from the power input, the switch disengages the power input from the power output. | 12-16-2010 |
| 20100314952 | LOAD CONDITION CONTROLLED WALL PLATE OUTLET SYSTEM - In accordance with various aspects of the present invention, a method and circuit for reducing power consumption of a wall plate system during idle conditions is provided. In an exemplary embodiment, a wall plate system is configured for reducing power during idle mode by disengaging at least one outlet from a power input. A wall plate system may include one or more outlets and one or more wall plate circuits, with power input connected to the outlets through the wall plate circuit(s). The wall plate circuit may include, a current measuring system, a control circuit, and a switch. The current measuring system provides, through the switch, an output power signal that is proportional to the load at the outlet. If behavior of the current measuring system indicates that an outlet is drawing substantially no power from the power input, the switch disengages the power input from the outlet. | 12-16-2010 |
| 20110109171 | WATTMETER CIRCUIT FOR OPERATING A GRINDER PUMP ASSEMBLY TO INHIBIT OPERATING UNDER RUN DRY OR BLOCKED CONDITIONS - A method for operating a grinder pump station and inhibiting the likelihood of operation of a grinder pump assembly under at least one of a run dry condition and a blocked condition includes providing a wattmeter circuit operably connected to the grinder pump assembly and measuring real power using the wattmeter circuit during operation of the grinder pump assembly to process sewage received in a tank and discharge the processed sewage from the tank. The grinder pump assembly is automatically turned off based on the real power (e.g., average value of the product of instantaneous values of voltage and current over time) measured by the wattmeter circuit due to the at least one of a run dry condition and a blocked condition. | 05-12-2011 |
| 20110121663 | Power supply interrupter (cellular device) - This device, either applied as an aftermarket part to any cellular charging device or as an internal part of a newly designed “factory offered” cellular charging device, when unplugged from the battery operated cellular device, will automatically stop pulling power from the main power source to include but not limited to a wall mount power outlet, vehicle data port or secondary computer port, thereby eliminating the waste of electricity and precious resources. | 05-26-2011 |
| 20110169341 | POWER SAVING CIRCUIT - A power saving circuit is provided for a consumer device for disconnecting a mains power supply ( | 07-14-2011 |
| 20110169342 | Automatic variable power outlet for energy saving power source - A variable power device in a form of a power strip includes a plurality of power outlets for powering electrical devices connected thereto. A current sensing circuit is electrically coupled to each power outlet and senses current flowing through the power outlet and drawn by an electrical device connected to the outlet. A power control circuit selectively provides one of a standby mode power signal and an active mode power signal to a respective power outlet in response to the feedback signal from the current sensing circuit associated with the power outlet. | 07-14-2011 |
| 20110187203 | POWER CONTROL DEVICE, ELECTRONIC APPARATUS, AND POWER CONTROL METHOD - A power control device includes: a controller configured to switch on or off a power supplied to other components; a monitoring module configured to monitor an on/off state of power that is switched by the controller; and a comparing module configured to compare a control state of power switched by the controller and a supply state monitored by the monitoring module, wherein the controller is configured to control the power so as to equalize the control state and the supply state when a comparison result of the comparing module shows that the control state and the supply state are different from each other. | 08-04-2011 |
| 20110204728 | BATTERY BACKUP PROTECTION CIRCUIT - An exemplary control system has an input connector operable to connect to a power source and at least one output connector operable to connect to either a load or a power source. A first solid state switch is also provided, operable to control a flow of current between the input connector and the output connector. A second solid state switch communicates with the first solid state switch and is operable to command the first solid state switch to prevent the flow of current between the output connector and input connector in response to the power source being connected to the output connector. | 08-25-2011 |
| 20110241443 | 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. | 10-06-2011 |
| 20110241444 | LOAD CONDITION CONTROLLED WALL PLATE OUTLET SYSTEM - In accordance with various aspects of the present invention, a method and circuit for reducing power consumption of a wall plate system during idle conditions is provided. In an exemplary embodiment, a wall plate system is configured for reducing power during idle mode by disengaging at least one outlet from a power input. A wall plate system may include one or more outlets and one or more wall plate circuits, with power input connected to the outlets through the wall plate circuit(s). The wall plate circuit may include a current measuring system, a control circuit, and a switch. The current measuring system provides, through the switch, an output power signal that is proportional to the load at the outlet. If behavior of the current measuring system indicates that an outlet is drawing substantially no power from the power input, the switch disengages the power input from the outlet. | 10-06-2011 |
| 20110254382 | Monitoring and controlling electrical consumption - The invention provides a wall AC socket plug-in device for measuring electricity consumption of appliances and for controlling the alternating current power to said appliances. The invention uses an internal short-range mesh radio for continuously transmitting radio packets of the collected power usage to a collection device that logs and manages the data prior to sending it to an interne location. | 10-20-2011 |
| 20110298303 | Electronic Leakage Reduction Techniques - Electronic leakage reduction techniques are provided, whereby a device is configured to detect characteristics of an appliance and its power supply when the appliance is off or otherwise placed in a mode for reduced power use by said appliance, and whereby voltage and power provided to the appliance are then substantially reduced. In other aspects of the invention, user behavior may also manually control power delivered to the appliance, for example, with a switch. In still other aspects of the invention, a device is configured to detect characteristics of an appliance and its power supply when the appliance is on or otherwise placed in a mode for higher power use by said appliance, and increases power to the appliance. | 12-08-2011 |
| 20120074792 | SYSTEM AND METHOD FOR LOAD CONTROL - A device includes a load sensor configured to measure a load demand that indicates that a load is operating in an active state or an inactive state. A load switch is configure to selectively supply electric energy to the a load in accordance with a load control signal. A controller in communication with the load switch and the load sensor is configured to compare the load demand to a load threshold, generate the load control signal based at least in part on the load demand relative to the load threshold, and transmit the load control signal to the load switch when the load demand is substantially equal to or greater than the load threshold. The controller is further configured to determine the load threshold based at least in part on the load demand when the load is operating in either the active state or the inactive state. | 03-29-2012 |
| 20120126635 | ELECTRONIC DEVICE WITH INTERFACE PROTECTION FUNCTION - An electronic device, includes a connection interface, a interface circuit, a multi-way switch and a controlling unit. The connection interface includes a power pin. The multi-way switch is connected between the connection interface and the interface circuit. The controlling unit is connected to the connection interface and the multi-way switch, and is used to detect whether the electronic device is connected to other electronic device by detecting the voltage of the power pin of the connection interface, and turn on the multi-way switch when detecting the electronic device is connected to other electronic device, and turn off the multi-way switch when detecting the electronic device is not connected to other electronic device. | 05-24-2012 |
| 20120161548 | WALL OUTLET DEVICE, POWER MANAGEMENT SYSTEM HAVING SAMEAND METHOD FOR CONTROLLING THEREOF - A power management system includes a signal repeater and a wall outlet device having the electrical appliance plugged therein. The signal repeater is configured to receive a power control signal from a remote controller and generate a power management signal in correspondence with the power control signal, wherein the power control signal includes a power-on signal or a power-off signal used to turn-on or turn-off an electrical appliance, respectively. The wall outlet device is configured to selectively perform the supply of electric power to the electrical appliance or the interruption of electric power being supplied to the electrical appliance in response to the power management signal from the signal repeater. | 06-28-2012 |
| 20120235513 | DEVICE FOR SUPPLYING ELECTRIC POWER TO A MOBILE TELECOMMUNICATION EQUIPMENT, AND PORTABLE EQUIPMENT USING THE SAME - An electric power supply circuit that provides electric power to a mobile telecommunication device is provided. The electrical power supply circuit can be plugged in to a power grid or receive transformed energy from an alternate energy source. The electrical power supply circuit may provide converted electrical energy to a mobile telecommunication device from the power grid, the transformed energy or a rechargeable battery. Further, the electrical power supply can charge the rechargeable battery from either or both the electrical power grid or the transformed energy. A management module assesses the available electrical sources and the state of the electrical sources so as to switch an appropriate electrical power source to be input to the mobile telecommunication device. | 09-20-2012 |
| 20120274153 | LOAD SWITCH HAVING LOAD DETECTION - Conventionally, current detection in load switches is implemented by monitoring the voltage across a small value sense resistor in series with the load switch, where the differential voltage across is applied to a comparator to generate a control signal corresponding to a light load condition, a normal load condition, or an over-load condition. Detecting the light load condition, however, can be difficult to determine using this arrangement due to the low differential voltage. Here, however, a integrated circuit (IC) is provided that employs an internal voltage supply and comparators to examine the load current to determine whether a light load condition is present, which does not suffer from the same problems. | 11-01-2012 |
| 20120293017 | INTEGRATED PROTECTION DEVICES WITH MONITORING OF ELECTRICAL CHARACTERISTICS - Disclosed are systems, devices, circuits, components, mechanisms, and processes in which a switching mechanism can be coupled between components. The switching mechanism is configured to have an on state or an off state, where the on state allows current to pass along a current path. A monitoring mechanism has one or more sensing inputs coupled to sense an electrical characteristic at the current path. The electrical characteristic can be a current, voltage, and/or power by way of example. The monitoring mechanism is configured to output a reporting signal indicating the sensed electrical characteristic. The monitoring mechanism can be integrated with the switching mechanism on a chip. | 11-22-2012 |
| 20130015721 | ENERGY SAVING SWITCH DEVICE, AND METHOD THEREOFAANM LEE; Chin-ShengAACI TaoyuanAACO TWAAGP LEE; Chin-Sheng Taoyuan TWAANM PAI; Yi-MingAACI ChanghuaAACO TWAAGP PAI; Yi-Ming Changhua TWAANM HSU; Yu-TsungAACI TaoyuanAACO TWAAGP HSU; Yu-Tsung Taoyuan TW - An energy saving switch device for an electronic apparatus, including: a power control unit, determining whether to provide an external power to the electronic apparatus according to an external control signal; a switch unit, coupled to the power control unit and the external power, and when receiving a power off signal, electrically disconnecting the external power from the electronic apparatus; and a detection unit, detecting whether a user is inside a predetermined range when the power control unit is not providing the external power to the electronic apparatus, and generating the power off signal when the user is not inside the predetermined range. | 01-17-2013 |
| 20130020884 | POWER-OFF CIRCUIT AND ELECTRONIC DEVICE - An electronic device includes a processing unit, a power management unit, and a switch. The power management unit is used for receiving a voltage and providing an operating voltage to the processing unit. The switch is connected to the processing unit and the power management unit for generating a power-off signal when being triggered. The processing unit disables the power management unit and is disabled in response to the power-off signal. The power management unit is also disabled according to the power-off signal. | 01-24-2013 |
| 20130069447 | POWER MONITOR AND CONTROL APPARATUS AND CONTROL APPARATUS OF DISTRIBUTED POWERING SYSTEM - If a failure has occurred on the backbone-power-transmission-network side, i.e., the electric-power system, and if the power supply to a power-distributing/transforming substation is stopped, a power-distributing feeder is cut off from the electric-power system. Moreover, a monitor/control apparatus transmits a single-operation-permitting permission signal to a distributed power-source system which is connected to the cut-off power-distributing feeder. Here, the distributed power-source system supplies its power to the power-distributing feeder only during a time-interval in which the system is receiving the permission signal. A general load and an important load, which are connected to the power-distributing feeder, find it possible to continue their activities by taking advantage of this power. | 03-21-2013 |
| 20130088095 | METHOD AND SYSTEM FOR THE REMOTE CONTROL OF AN ELECTRICAL CONSUMER - A method for remote control of an electric consumer end device with a power adapter, for switching supply of power of the electric consumer on and off, whereby a central e-server may select, depending on the automatically recognized type of the electric consumer end device, a power-saving profile assigned to the type of the electric consumer, and may control the power adapter depending on the selected power-saving profile, where the control comprises causing the power adaptor to switch the supply of power of the consumer end device on or off based on the power-saving profile. | 04-11-2013 |
| 20130134801 | POWER SUPPLY CIRCUIT FOR ANTENNA, ANTENNA CONTROL SYSTEM, AND DIGITAL COMMUNICATION DEVICE - A power supply circuit, an antenna control system, and a digital communication device are provided. The power supply circuit is adapted to supply electronic power to an antenna and includes a power management circuit and a pin. The power management circuit is coupled between a power input terminal and a power output terminal. In a first mode, the pin receives a mode control signal to control the power management circuit to deliver or not deliver electronic power of a power source from the power input terminal to the power output terminal. In a second mode, the pin stops receiving the mode control signal and provides a detection signal, which indicates whether the power supply circuit is overloaded. Thereby, power switching of the antenna and an overload detection/notification function are accomplished by using the single pin. | 05-30-2013 |
| 20130140913 | ELECTRONIC DEVICE INTERFACE SWITCHING SYSTEM - Disclosed herein is an apparatus. The apparatus includes a first connector and a switching system. The first connector is configured to receive a second connector having a first contact area and a second different contact area. The switching system is connected to the first connector. The switching system is configured to alternatively connect a ground of the apparatus to the first or the second contact area. | 06-06-2013 |
| 20130169068 | DEVICE AND SYSTEM FOR REDUCING OVERVOLTAGE DAMANGE - A device includes a first thyristor element configured to be coupled to a first voltage line and a second voltage line, wherein the first voltage line is configured to transmit power in a first phase and the second voltage line is configured to transmit power in a second phase. The device includes a second thyristor element configured to be coupled to the second voltage line and a third voltage line, wherein the third voltage line is configured to transmit power in a third phase. The device includes a third thyristor element configured to be coupled to the first voltage line and the third voltage line. | 07-04-2013 |
| 20130175880 | ELECTRONIC LEAKAGE REDUCTION TECHNIQUES - Electronic leakage reduction techniques are provided, whereby a device is configured to detect characteristics of an appliance and its power supply when the appliance is off or otherwise placed in a mode for reduced power use by said appliance, and whereby voltage and power provided to the appliance are then substantially reduced. In other aspects of the disclosed technology, user behavior may also manually control power delivered to the appliance, for example, with a switch. In still other aspects of the disclosed technology, a device is configured to detect characteristics of an appliance and its power supply when the appliance is on or otherwise placed in a mode for higher power use by said appliance, and increases power to the appliance. | 07-11-2013 |
| 20130200727 | APPARATUS AND METHOD FOR VOLTAGE SENSING - A voltage measuring apparatus for use in an energy harvesting system is disclosed. The apparatus includes a capacitor ( | 08-08-2013 |
| 20130234535 | DISTRIBUTION ABNORMALITY DETECTING DEVICE, POWER TRANSMISSION AND RECEPTION CONTROL DEVICE, POWER SUPPLY CONTROL DEVICE, AND PACKET STRUCTURE TRANSMISSION CONTROL DEVICE - There is provided a distribution abnormality detecting device that detects a distribution abnormality of partitioned power with identification information, the distribution abnormality detecting device being configured to: determine that the distribution abnormality has occurred when an interval of the identification information detected during power distribution is different from an interval specified by the partitioned power. | 09-12-2013 |
| 20130257179 | CONTROL DEVICE, A CONTROL METHOD, AND A NON-TRANSITORY COMPUTER READABLE MEDIUM THEREOF - According to one embodiment, a control device communicates with a power measurement device. The control device includes a communication unit, a threshold storage, a calculation unit, and a control unit. The communication unit is configured to receive a usable electric power from the power measurement device. The threshold storage stores a first threshold. The calculation unit is configured to calculate a usable electric energy by integrating the usable electric power. The control unit is configured to change an operation status of the control device based on a comparison result between the usable electric energy and the first threshold. | 10-03-2013 |
| 20130285474 | SWITCH CIRCUIT - A switch circuit for switching between a first storage and a second storage. The switch circuit includes a switch, first and second control circuits, a switch control chip, and a processing chip. When the second control circuit transmits power from a power supply to the first storage, the first control circuit connects the power supply to the first storage, and connects the second control circuit to the processing chip the first storage regardless of the state of the switch. When the second control circuit transmits power from the power supply to the second storage, the first control circuit connects the power supply to the second storage, and connects the processing chip to the second storage regardless of the state of the switch. | 10-31-2013 |
| 20130320776 | Electrical Power Status Indicator - An electrical power status-indicating device for integration with a Smart Grid network. The device comprises an electrical receptacle installed within a wall of a consumer premises, a communication module for retrieving and interpreting power status data from a centralized control module, and at least one indicator activated by the communication module, with activation based at least in part on the status data. In some embodiments, the device may comprise a power pass-through device for receiving at least one in-premise electronic device, and/or a light switch in communication with a lighting unit. | 12-05-2013 |
| 20140062221 | System For Distributing Electric Power To An Electrical Grid - A system for distributing electric power to an electrical grid. The system includes a DC/AC inverter arranged to convert a DC voltage output from an electric power generator to an AC voltage, a transformer arranged to receive the AC voltage, transform the AC voltage and deliver the transformed AC voltage to the grid, and a connector arranged to selectively connect and disconnect the transformer from the grid. The DC/AC inverter is arranged to control primary winding magnetizing current delivered to the transformer. Further, the connector is arranged to selectively connect and disconnect the grid to and from the transformer on the basis of the controlled magnetizing current. | 03-06-2014 |
| 20140077626 | On-Orbit Reconfigurable Solar Array - In one or more embodiments, the present disclosure teaches a method for reconfiguring a solar array. The method involves providing, for the solar array, at least one string of solar cells. The method further involves deactivating at least a portion of at least one of the strings of solar cells of the solar array when power produced by the solar array reaches a maximum power allowance threshold. In addition, the method involves activating at least a portion of at least one of the strings of the solar cells in the solar array when the power produced by the solar array reaches a minimum power allowance threshold. | 03-20-2014 |
| 20140111029 | CONTROL FOR INTERMITTENTLY LOADED ELECTRIC APPLIANCE - A control for reducing energy consumption by an intermittently loaded, electric motor-driven appliance automatically “learns” the idling current of an appliance, establishes a threshold current greater than the idling current, and switches off the appliance at the end of a time interval following a sequence of operation in which the appliance is operated under load and then operated at idle. | 04-24-2014 |
| 20140117780 | WIRELESS COMMUNICATION-ENABLED ENERGY CONSUMPTION MONITOR AND MOBILE APPLICATION FOR SAME - A device and method including: an energy consumption sensor; a wireless communications component adapted for wireless communication; a processing unit, adapted to receive energy consumption data from the energy consumption sensor and transmit the energy consumption data via the wireless communications component; and a switch having: a closed state coupling the input end of the device to the output end of the device, and an open state, disconnecting the input end of the device from the output end of the device. | 05-01-2014 |
| 20140125150 | SYSTEMS, DEVICES, AND METHODS FOR AUTOMATION AND ENERGY MANAGEMENT - A building automation system including a controller, at least one outlet for providing electrical energy to one or more electrical devices, at least one sensor for detecting one or more characteristics of the electrical devices, and a communication link configured to allow communication between the controller and other components of the system, wherein the controller is configured to control (e.g., interrupt, change, adjust, terminate, increase, and/or meter) the supply of power to the at least one outlet based, in part, on one or more characteristics of the electrical device. | 05-08-2014 |
| 20140159506 | POWER CONVERSION APPARATUS INCLUDING MULTIPLE DC-DC CONVERTERS AND METHOD OF CONTROLLING MULTIPLE DC-DC CONVERTERS - A power conversion apparatus includes a plurality of converters which independently converts a voltage of power output from a power source, a measuring instrument which measures at least one predetermined characteristic value of power to be supplied from the power source to a load, and a controller for enabling or disabling each of the plurality of converters based on the at least one predetermined characteristic value. | 06-12-2014 |
| 20140252884 | ELECTRIC POWER GENERATION CONTROL SYSTEM, ELECTRIC POWER GENERATION CONTROL PROGRAM, AND ELECTRONIC APPARATUS - An electric power generation control system includes: a variation prediction section configured to predict future variation, based on a variation log including a plurality of variation patterns obtained from past physical quantities and a variation pattern obtained from a newly obtained physical quantity; a balance calculation section configured to calculate energy balance between a electric power generation amount and a discharge amount with use of variation prediction in the variation prediction section; and a switching timing calculation section configured to calculate a timing of switching between various modes relating to electric power generation and discharge with use of the energy balance calculated by the balance calculation section. | 09-11-2014 |
| 20140292107 | ELECTRONIC SHELF LABEL (ESL) TAG - Disclosed herein is an electronic shelf label (ESL) tag including a power adjusting unit connected to the battery to receive power, wherein the power adjusting unit boosts power and provides the boosted power to an IC when the IC is in an active mode, and transfers the power to the IC as it is when the IC is in a sleep mode. Therefore, the ESL tag may be normally operated even though a voltage drop phenomenon of a battery occurs. | 10-02-2014 |
| 20140346896 | SYSTEM AND METHOD TO MANAGE ENERGY USAGE - A system and method are provided for managing energy usage that includes obtaining an allocated power value associated with a predetermined time period, metering at least one of consumed power and corresponding consumed energy to determine a consumed power value and a consumed energy value and prompting for a reduced load condition when the consumed power value exceeds the allocated power value. The system and method may further include obtaining a line voltage value, comparing the line voltage value to a threshold voltage value, and obtaining energy saving parameters that define a reduced voltage value. A reduced power value that corresponds to the reduced voltage value may be supplied, the reduced power value being supplied when the line voltage value exceeds the threshold voltage value. | 11-27-2014 |
| 20140354081 | Electrical Power Grid for A Downhole BHA - A downhole electrical power grid electrically connects a string of downhole tools including at least a first power generating tool and a second power consuming tool. The power generating tool includes a power generator, an electric load, and a power management controller. The power management controller is configured to automatically electrically connect and disconnect the tool from the power grid. The power generating tool may include a rotary steerable tool having a power generator, an electric actuator, and the aforementioned power management controller. | 12-04-2014 |
| 20150061410 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes: a first wire through which a signal is transmitted; a second wire that is not used for signal transmission; a switch that creates or breaks an electric connection between the first wire and the second wire; and a control circuit that controls the switch according to an potential of the signal, which is transmitted through the first wire, so that part of charge stored in a first wire capacitor of the first wire moves to a second wire capacitor of the second wire and is stored in the second wire capacitor and the charge stored in the second wire capacitor are drawn to the first wire capacitor to charge the first wire capacitor. | 03-05-2015 |
| 20150069857 | SYSTEM AND METHOD FOR ENERGY MONITORING - A system and method for monitoring energy use in an electronic device. In one embodiment, an energy monitoring system includes a processor and an energy monitor module. The energy monitor module includes instructions that when executed cause the processor to receive values of measured parameters of a pulse signal that controls the switching of energy to an energy storage device in a switch mode power supply that provides power to an electronic device. The instructions also cause the processor to determine, based on the values of measured parameters, attributes of operation of the electronic device powered by the energy source during an interval corresponding to the measured parameters. The instructions further cause the processor to generate, based on the attributes of operation, a control signal that causes the electronic device to change the loading of the power supply by the electronic device. | 03-12-2015 |
| 20150076926 | POWER MONITORING DEVICE AND POWER MONITORING SYSTEM - The present invention pertains to a power monitoring device configured in such a manner as to make it as easy as possible to perform power monitoring, notification and control for customers in coordination with the power utilization rate of a utility grid. The power monitoring device is provided with: a target power setting unit that receives, from outside, information indicating the power utilization rate of a utility grid by time, and, with regard to time periods in which the power utilization rate is greater than a prescribed threshold value, reduces preset target power consumption levels, and sets target power consumption levels by time; and an assessment and control unit that obtains, from outside, the power usage of power-consuming devices, and performs control in order to save power for the power-consuming devices in time periods in which the obtained power usage exceeds the target power consumption level. | 03-19-2015 |
| 20150115743 | Transfer Switch with Monitor on Load Side - A transfer switch selectively couples at least two power sources to a load. The load may be a home, business, or vehicle. A current transformer is coupled to the output of the transfer switch and generates a load measurement signal that is proportional to the current or power output from the transfer switch. A controller receives the load measurement signal and a switch setting describing the operation of the switch. The controller generates data for a status message for display based on the load measurement signal and the switch setting. The status message may describe the power consumption of the load or indicate when an error has occurred. | 04-30-2015 |
| 20150115744 | ELECTRONIC DEVICE AND BROADCASTING SIGNAL RECEIVER - An electronic device and a broadcasting signal receiver including the same are disclosed. The electronic device includes a power supply unit supplying electric power and a connector including a plurality of pins. When a jack of a first external device having a self power source is connected to the connector, the power supply unit does not supply the electric power to the first external device through the connector. When a jack of a second external device not having a self power source is connected to the connector, the power supply unit supplies the electric power to the second external device through the connector. | 04-30-2015 |
| 20150338868 | FREQUENCY STABILIZING APPARATUS FOR ISOLATED SYSTEM - A frequency stabilizing apparatus includes a power detecting method control amount calculator, a frequency detecting method control amount calculator, and a command value calculator. The power detecting method control amount calculator generates a first command value based on demand and supply imbalance of power in an isolated island system. The frequency detecting method control amount calculator generates a second command value based on a change in a frequency of the power in the isolated island system. The command value calculator generates a command value to be given to a first storage battery based on the first command value and the second command value. | 11-26-2015 |
| 20160006255 | INTELLIGENT ELECTRICAL POWER NETWORK DEVICE - An intelligent electrical power network control and/or protection device comprises at least one power supply connection for connecting the device to a main power source and an auxiliary power source and at least one unit configured to monitor main power, the unit being configured to activate a signal indicating lack of main power in response to lack of main power. The device further comprises at least one unit configured to provide a state control operation for changing an operating state of at least one unit of the device or an operating state of at least one unit to be connected to the device from an operative mode t a power saving mode in response to the activated signal indicating the detected lack of main power. | 01-07-2016 |
| 20160013655 | POWER ELECTRONIC CIRCUIT AND SYSTEM COMPRISING THE SAME | 01-14-2016 |
| 20160043592 | ELECTRONIC SYSTEM AND CONTROL METHOD OF ELECTRONIC SYSTEM - An electronic system in which a control unit causes the system to be started up after being shifted to a power off state once, when being shifted from a normal state to a power saving state, and causes the system to shift to the power saving state at a time of startup when determining that the system is shifting to the power saving state. | 02-11-2016 |
| 20160087438 | APPARATUS AND PROCEDURE FOR THE IMMISSION OF ELECTRIC ENERGY - An apparatus and a procedure for the immission of electric energy supplied by a device supplying electric energy in a preexisting electric circuit, connected to a source of electric energy, in which one or more electric users may be connected to the electric circuit. The apparatus includes an adjusting device that makes the electric circuit autonomous so as to avoid that the source of electric energy has to supply electric energy to the same electric circuit. | 03-24-2016 |
| 20160093989 | CONNECTOR HAVING POWER SENSING AND SUPPLY CAPABILITY - An electric circuit is provided with a single jack for connection to either a first remote powered device via a first plug or a second remote unpowered device via a second plug. A power requirement detection circuit is provided for generating a control signal representing whether the connected plug is the first plug or the second plug. A normally deactivated switch is connected between the power source and the jack and is operable to supply power to the jack when activated. A switch activation circuit is responsive to the control signal for actuating the switch when the first plug is connected. | 03-31-2016 |
| 20160103461 | CONTROLLER, METHOD FOR CONTROLLING ELECTRICAL DEVICE, DEVICE CONTROL SYSTEM, AND PROGRAM - A controller for controlling electrical devices in a dwelling is configured to display an energy-saving mode setting screen on a display that is a touch panel or the like in accordance with an operation by a user. Then, the controller is configured to receive a designation of a condition for an energy-saving control on the electrical devices in the dwelling on the energy-saving mode setting screen. Then, the controller is configured to set the respective energy-saving modes of the electrical devices via a home network based on the received condition. | 04-14-2016 |
| 20160111882 | GRID-TIED PHOTOVOLTAIC POWER GENERATION SYSTEM - The present disclosure relates to a grid-tied photovoltaic power generation system, and particularly, to a grid-tied photovoltaic power generation system including a power maintaining unit configured to maintain power of a controller during an corresponding operation time of a photovoltaic system when power supply is stopped due to a fault generated in a grid, whereby power may be stably supplied to the controller and power of the controller may be maintained, designing of the photovoltaic system and setting of a connection to the grid may be simply and easily performed, a corresponding operation of the photovoltaic system may be controlled regarding the fault generated in the grid, and the fault generated in the grid may be accurately, appropriately, and effectively handled. | 04-21-2016 |
| 20160126782 | DISPLAY APPARATUS AND CONTROLLING METHOD THEREOF - A display apparatus and a controlling method thereof are provided. The display apparatus includes a power supply configured to supply power to the display apparatus using one of a battery or AC power and a controller configured to, in response to a mode of the display apparatus being a standby mode, control the power supply to supply power to standby power to the display apparatus using the battery. The display apparatus may reduce power consumption in a standby mode by half. | 05-05-2016 |
| 20160170446 | WEARABLE DEVICE WITH POWER STATE CONTROL | 06-16-2016 |
