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Matches 1,251 - 1,300 out of 40,224

Document Document Title
WO/2015/035444A1
Embodiments relate generally to a management system for controlling operations of a reservoir. The management system comprises a wireless transceiver in communication with a controller associated with the reservoir to allow the managemen...  
WO/2015/037166A1
Disclosed is a semiconductor device wherein characteristic fluctuation of an analog circuit that requires trimming adjustment is suppressed small in long-term storage after package sealing and reflow. On an embedded oxide film (13) of a ...  
WO/2015/039077A1
Cycle timing of a charge pump is adapted according to monitoring of operating characteristics of a charge pump and/or peripheral elements coupled to the charge pump. In some examples, this adaptation provides maximum or near maximum cycl...  
WO/2015/032079A1
A circuit includes a comparator to generate a clamp output signal by monitoring an output voltage and a reference voltage that sets a clamp voltage threshold for the output voltage. The clamp output signal is employed to limit an input v...  
WO/2015/034534A1
Described is an apparatus which comprises: a bandgap core to provide a control signal; and an output stage coupled to the bandgap core, the output stage to receive the control signal and to provide a low impedance output at an output node.  
WO/2015/032598A1
The invention relates to a device (1) and a method for controlling the stability of a local network (3). The local network (3) comprises a plurality of outgoing circuits (41, 42,..., 4M,), each having at least one load (5) and/or at leas...  
WO/2015/029549A1
An electronic control device provided with: two controlling differential amplifier circuits; a diagnosing differential amplifier circuit; a first switch; a second switch; and a failure determining circuit that, when the first switch is i...  
WO/2015/031534A1
In described examples, for operating a dimmable LED (1112), an LED driver circuit (1100) is coupled to a rectified output of AC dimmer (1102). A current (Iref) is related to an input voltage (Vin) of the LED driver circuit (1100). The va...  
WO/2015/031520A1
An efficient regulated power supply for a communications interface is disclosed using a data-dependent charge pump design. Data patterns known to produce increased power supply load concurrently raise power supply source current, leading...  
WO/2015/029293A1
A semiconductor integrated circuit (10) is supplied with a power supply voltage (Vsrc) at a level corresponding to an analog signal (Vfb) from a power supply apparatus (5) that generates the power supply voltage. The semiconductor integr...  
WO/2015/025712A1
[Problem] When a plurality of distributed power supply facilities are interconnected to a low voltage single-phase distribution line at one interconnection point, to enable operational efficiency to be totally improved and to enable the ...  
WO/2015/026503A1
An active voltage regulator circuit having improved wake-up response is presented. The circuit includes an op-amp whose output is connected to a pass device for supplying the output level, and has both capacitive and resistive parts in i...  
WO/2015/025557A1
A solar energy use system (1) comprises a solar panel (10), a motor (30) which is driven with an inverter circuit (21) which functions as a motor drive circuit, by power which the solar panel outputs; a solar output voltage monitoring un...  
WO/2015/022281A1
Described herein is a device for regulating the power supply of a photovoltaic converter, comprising: a laser source (2), a photovoltaic converter (6), which supplies a DC/DC converter (8), means (100) for regulating the input impedance ...  
WO/2015/023821A1
A method and apparatus for monitoring maximum power point tracking (MPPT) by measuring, external to a device that performs the MPPT, a DC current and a DC voltage to obtain a DC current value and a DC voltage value, wherein the DC curren...  
WO/2015/018656A1
The invention relates to a powered device (2) like a luminaire for being used in a power distribution system (100), which is preferentially a PoE system and which comprises a power sourcing device (1) for sourcing a power to the powered ...  
WO/2015/017236A1
Techniques for generating a control voltage for a pass transistor of a linear regulator to avoid in-rush current during a start-up phase. In an aspect, a digital comparator is provided to generate a digital output voltage comparing a fun...  
WO/2015/015531A1
The purpose of the present invention is to provide an electric power conversion device capable of rapidly connecting to a grid. The electric power conversion device comprises: booster circuits (12a-12e) connected to each of a plurality o...  
WO/2015/015216A1
Embodiments of the present invention provide an apparatus for controlling a voltage provided to a load, comprising a transformer having primary and secondary windings in circuit between an AC electrical supply and a load, wherein the pri...  
WO/2015/017433A1
In described examples, a voltage converter (200) generates an output voltage (V_OUT). A sense circuit (243) generates a sense signal (V_SENSE) proportional to the output voltage (V_OUT). A regulation feedback controller (255) determines ...  
WO/2015/017232A1
Exemplary embodiments are related to current generators. A device may include a first integration path for charging a first integration capacitor during a first phase and a second integration path for charging a second integration capaci...  
WO/2015/015488A1
An integrated limiter and active filter constituted of: an input node (VIN); an output node (VOUT); a transistor (Ml) coupled between the input node (VIN) and the output node (VOUT); a first control circuit (20) coupled to the control te...  
WO/2015/016006A1
The present invention is a technology for optimally controlling the voltage during a power suppression release. A system for controlling a solar power generation system has an inverter (21), a measurement unit (22), an MPPT + power contr...  
WO/2015/015532A1
[Problem] To suppress over-capacity of an electric power conversion device. [Solution] An electric power conversion device comprising: booster circuits (2a-2e) that boost the DC power of each solar cell string (A-E); detection units (3, ...  
WO/2015/017682A1
An apparatus for voltage balancing parallel arranged direct current (DC) voltage source strings (402a, 404a) in a power generation system (400a) includes a string voltage balancing circuit (410a) having reverse blocking switches (422a, 4...  
WO/2015/015796A1
By switching connections to loads in accordance with the output characteristics of power-supply devices, this power conversion apparatus, which uses a DC-link system, can flexibly utilize power supplied from each power supply. Said power...  
WO/2015/014132A1
A universal serial bus (USB) power supply is disclosed as including a main body (12) and a cable (24) releasably connectable with each other,the main body (12)being releasably connectable to a direct current (DC) power source and having ...  
WO/2015/017315A1
A turn-off transition time period, also referred to as a reverse recovery time period, may be compensated for by a controller of a power stage including a bipolar junction transistor (BJT). The reverse recovery time period may be measure...  
WO/2015/013658A2
The present disclosure is directed to energy storage and supply management system. The system may include one or more of a control unit, which is in communication with the power grid, and an energy storage unit that stores power for use ...  
WO/2015/013642A1
An AC to DC power supply is provided based on feedback control of an analog current blocking (ACB) device. The ACB element receives rectified high voltage AC. The output of the ACB element is provided to an integrating circuit that provi...  
WO/2015/011932A1
 The problem addressed by the invention is to make it possible to communicate reserve power information relating to reserve power generated by a power generator. A power conversion device (1) is equipped with a control unit (14) that...  
WO/2015/011931A1
 The object of the present invention is to estimate, with a high degree of accuracy, the generated reserve power of a power generation device. This power conversion device (1) is equipped with: a plurality of input units (11) which i...  
WO/2015/008429A1
This constant current constant voltage circuit is provided with a first resistor (R1), an N channel-type first transistor (M1), an N channel-type second transistor (M2), a P channel-type third transistor (M3), a P channel-type fourth tra...  
WO/2015/005414A1
The purpose of the invention is to prevent the cost from increasing even when solar power generation is used. A power supply system comprises: a VVVF inverter (11) that converts DC power to AC power and outputs an AC voltage falling with...  
WO/2015/003737A1
Method for operating a multistage converter for power factor correction of a polyphase mains voltage, wherein each phase has an associated phase module having a plurality of submodules which are connected in series and each have an elect...  
WO/2015/006288A1
Systems and techniques for supplying constant electrical power within component tolerances to a resistively changing load in an electrical circuit are described. A method includes receiving an indication of a characteristic voltage assoc...  
WO/2015/006582A1
A method and apparatus for ensuring continuous current flow in an output inductor by first determining the level of current flowing in an output inductor and then determining if the level of current is within a low current window relativ...  
WO/2014/210247A1
A power transformation system having a power stealing mode for powering a device indirectly through an electrical load connected to a power source and also has a characterization mode. The transfer of energy from the power source via the...  
WO/2014/208339A1
A first circuit (118) generates the sum of a forward junction voltage of a base-emitter junction of a transistor (103) and a voltage drop of a resistor (107) between a first terminal and a second terminal according to an emitter current ...  
WO/2014/206820A1
The invention relates to a circuit arrangement (1) for in-line supply of voltage to an electrical or electronic device (12) arranged in the region of a line (15) carrying a direct current, wherein a parallel circuit of two anti-parallel ...  
WO/2014/209378A1
Described is a voltage regulator with feed-forward and feedback control. Described is an apparatus which comprises: a circuit for providing power or ground supply for a target circuit in response to a control signal; and a feed-forward f...  
WO/2014/208261A1
Provided is a voltage regulator capable of accurately and stably controlling an output current to an overcurrent protection set value without requiring a phase compensation circuit of an element having a large area. This voltage regulato...  
WO/2014/205694A1
An electronic cigarette and a method for outputting a constant power of the electronic cigarette. The electronic cigarette comprises an atomizer (500). The atomizer (500) comprises a load heating wire. The electronic cigarette also compr...  
WO/2014/207969A1
A regulator circuit (10) is provided with: an operation amplifier (11) which receives a reference voltage (VREF) on one input terminal; an output terminal (VO), which has a load circuit (30) connected thereto, and which is feedback-conne...  
WO/2014/205089A1
Converter stations (104) have real and reactive power set points initially determined as part of a main loadflow analysis routinely performed on the AC power system connected to the converter stations (104). Viable real and/or reactive p...  
WO/2014/204359A2
The invention relates to the field of electrical engineering and can be used for supplying electric power to an electrical engineering apparatus, drives, motors, lighting networks, and power supply units of communications, automation and...  
WO/2014/205383A1
A wireless charging device may be worn as a wristband wearable on a users wrist. The device includes one or more energy collection components located on the wristband. The energy collection components may collect ambient energy and conve...  
WO/2014/203690A1
The present invention is equipped with: a constant-voltage circuit, which comprises a Zener diode and a bias current circuit that supplies a constant current to this Zener diode, and which is interposed between a reference potential and ...  
WO/2014/204637A1
Disclosed herein are a variety of systems and methods for estimating a source impedance value. One embodiment may include an intelligent electronic device (IED) configured to interface with an electric power distribution system. The IED ...  
WO/2014/203704A1
Provided is a voltage regulator whereby it is possible, without requiring a phase correction circuit element with a large area, to precisely and stably control an output current to an overcurrent protection setting value. The voltage reg...  

Matches 1,251 - 1,300 out of 40,224