04th week of 2016 patent applcation highlights part 65 |
Patent application number | Title | Published |
20160028223 | CHARGE INJECTION AND DRAIN-BASED ELECTRICAL OVERSTRESS (EOS) PROTECTION APPARATUS AND METHOD - An electrical overstress (EOS) protection circuit that at least partially neutralizes or compensates for undershoot and overshoot in first and second signals that are communicated using differential signaling, such as with USB communications. For an undershoot, the EOS protection circuit injects charge into pads that receive the first and second signals. For an overshoot, the EOS protection circuit drains charge from the pad that receives the second signal and injects charge into the pad that receives the first signal. | 2016-01-28 |
20160028224 | THREE-LEVEL INVERTER - A series circuit of capacitors and a series circuit of semiconductor switches such as SiC-MOSFETs are connected in parallel to a direct current power source, and one end of a bidirectional switch formed of semiconductor switches, such as IGBTs, and diodes, such as SiC-SBDs (Silicon Carbide Schottky Barrier Diodes), is connected to a series connection point (an M point) of the capacitors, while the other end of the bidirectional switch is connected to a series connection point of the semiconductor switches, in a three-level inverter that outputs three voltage levels by operating the semiconductor switches so as to satisfy at least one of the condition that the peak value of an alternating current output voltage V | 2016-01-28 |
20160028225 | SURGE PROTECTIVE NETWORK SIGNAL PROCESSING CIRCUIT ASSEMBLY - A surge protective network signal processing circuit assembly includes a network chip, a network connector and a processing circuit including a plurality of two-wire channels electrically connected in parallel between the network chip and the network connector and a plurality of signal coupling capacitors respectively mounted in the two-wire channels and electrically connected in parallel and grounded for discharging instantaneous high voltage surges. | 2016-01-28 |
20160028226 | MODULAR SURGE PROTECTION DEVICE WITH STATUS INDICATOR - A modular surge protection device provides surge protection for various electronic devices while including one or more status indicators that make the modular surge protection device's status or condition readily ascertainable to save time during inspection, maintenance, replacement and other activities. The modular surge protection device comprises a nipple that can be used to mount the modular surge protection device to various structures quickly and easily. In addition, the nipple includes a view port for viewing or otherwise reading information from one or more status indicators positioned within the nipple. | 2016-01-28 |
20160028227 | ESD PROTECTION DEVICE - The present invention relates to an electrostatic discharge protection device provided with an insulating laminate containing a first and a second insulating substrate stacked there, a first and a second discharge electrode disposed inside the insulating laminate, a first insulating layer having glass disposed on the side surfaces of the first and the second discharge electrodes, a second insulating layer having glass disposed on the main surfaces of the first and the second discharge electrodes, and an discharge inducing section disposed between the side surfaces of the first and the second discharge electrode, wherein, the distance between the side surfaces of the first and the second discharge electrodes was set as ΔG and the thickness of the second insulating layer was set as ΔZ which two adapt to inequations 3 μm≦ΔZ≦35 μm and ΔG≦40 μm. | 2016-01-28 |
20160028228 | PROTECTION OF DEVICE FROM ELECTROSTATIC DISCHARGE (ESD) DAMAGE - Embodiments of the invention relate to electrostatic discharge (ESD) protection. One embodiment includes creating a window for multiple leads in a first plane on a cable. A common bus bar is attached adjacent to the window in a second plane on the cable. A first dissipative adhesive (DA) is applied across at least a portion of the multiple leads to connect the multiple leads to one another and to the common bus bar. At least some leads of the multiple leads are operatively connected to an element of an electronic device. | 2016-01-28 |
20160028229 | POWER SUPPLY SYSTEM - A power supply system includes: a load; a power line connected to the load; first and second DC power supplies being capable of supplying electric power to the load; a power converter connected between the first and second DC power supplies and the power line; and a controller for controlling an operation of the power converter. When shifting of the first operating mode employing only one of the first and second power supplies to the second operating mode employing both the first and second power supplies is started, the controller sets input and output power command values for other of the first and second DC power supplies to be equal to or higher than a lower limit value, and maintains, within a predetermined range, a ratio of the input and output power command values for the first and second DC power supplies, relative to the power demanded by the load. | 2016-01-28 |
20160028230 | DC Energy Transfer Apparatus, Applications, Components, and Methods - This discloses apparatus including, but not limited to, an all Direct Current (DC) energy transfer circuit, a energy transfer controller, an all-DC energy transfer network, components of use in such circuits, and application apparatus that benefits from including and/or using the all-DC energy transfer device and methods of operating the above in accord with this invention. The application apparatus may include, but are not limited to, a hybrid electric vehicle, an electric vehicle, and/or a solar power device, in particular, a hybrid electric/internal combustion engine automobile. | 2016-01-28 |
20160028231 | SYSTEMS AND METHODS TO ESTABLISH AND MANAGE A NETWORK OF DISTRIBUTED ENERGY RESOURCES - A system for analyzing energy usage measures one or more parameters indicative of energy usage for a plurality of sub-circuits, where the sampling rate for the measuring is substantially continuous, and automatically transmits information related to at least one of the measured parameters at a rate that enables monitoring of current energy usage. The system further detects a significant change in a measured parameter, determines whether the significant change in the measured parameter is caused by a change in energy usage, and automatically transmits information related to the significant change in the measured parameter caused by the change in energy usage after detecting the significant change. | 2016-01-28 |
20160028232 | POWER CONVERSION DEVICE - A power conversion device includes an AC power source configured to output an AC voltage, a DC power source configured to output a plurality of DC voltages having different levels, an inverter configured to receive the AC voltage and the plurality of DC voltages and output an output voltage by boosting the AC voltage in a booster mode in accordance with first and second control signals, the booster mode being a mode in which a level of the AC voltage is smaller than a predetermined value, a reactor configured to smooth the output voltage of the inverter, and a control circuit configured to generate the first and second control signals using a first and second carrier signals having different frequencies, respectively, in the booster mode, and selectively output the first or second control signal in accordance with the level of the AC voltage from the AC power source. | 2016-01-28 |
20160028233 | MAINTAIN POWER SIGNATURE (MPS) POWERED DEVICE (PD) - A Maintain Power Signature (MPS) Powered Device (PD) is described. In one or more implementations, the MPS device comprises a current sensor configured to sense current flowing from Power Sourcing Equipment (PSE) to the PD. The current sense based MPS device also comprises a current generator configured to sink electrical current to prevent the PSE from removing power to the PD. Thus, the electrical current comprises a current amplitude characteristic selected based upon MPS requirements of the PSE. In some implementations, the current is sunk to a ground. In other implementations, the current is sunk to a storage device, such as a storage device included with the PD and/or external to the PD. | 2016-01-28 |
20160028234 | POWER SYSTEM STABILIZATION METHOD, POWER SYSTEM STABILIZATION SYSTEM, AND POWER SUPPLY DEVICE - A power system stabilization method includes: receiving a power command value from a power control center that monitors a power system; transmitting the power command value to a power supply device; causing the power supply device to supply power to the power system according to the power command value; generating a prediction command value according to past power command values received from the power control center, the prediction command value being a prediction value of a power command value to be transmitted from the power control center next after the power command value; transmitting the prediction command value to a power supply device; causing the power supply device to supply power to the power system according to the power prediction command value; receiving the next power command value from the power control center; transmitting the next power command value to the power supply device. | 2016-01-28 |
20160028235 | Distributed Reactive Power Control in Power Distribution Systems - A method regulates voltages of a power distribution system that includes a substation transformer, at least one distributed energy resource (DER) for generating reactive power into the power distribution system, at least one DER controller operatively connected to the DER for controlling an amount of the generated reactive power, and a monitoring controller for monitoring a voltage violation on at least one phase of a monitored bus. The method determines an amount of reactive power required to compensate a voltage violation on the monitored bus using equivalent impedances of a path of the power distribution system between the substation transformer and the monitored bus and a shift of phase angle on the path, and transmits a request to provide the reactive power to compensate the voltage violation. | 2016-01-28 |
20160028236 | SYSTEMS AND METHODS FOR GENERATING ENERGY USING A HYDROGEN CYCLE - Systems and methods for continuously generating electric power using a renewable energy power source to continuously generate electrical energy are disclosed. An illustrative embodiment includes transmitting electrical power from the renewable energy power source to an electrolyzer to produce hydrogen gas, storing the hydrogen gas in a storage facility until production of power from the renewable energy power source drops below a predetermined threshold, and activating a secondary power generation system that converts the stored hydrogen to electrical energy. The stored hydrogen may be converted to electrical energy using a gas turbine generator or a fuel cell. The system further includes a reverse osmosis subsystem for purifying water for use in the electrolyzer and optional systems for providing the purified water to a community and for using the produced electricity to treat waste water to generate treated water that may be purified and supplied to the electrolyzer. | 2016-01-28 |
20160028237 | ELECTRIC POWER SUPPLY SYSTEM CONTROLLER - A controller has a predicting section which computes a predicted electric energy predicted to be supplied from a power distribution grid to the load during an assessment period which is a predetermined period. The controller has a supply electric energy computing section which computes a supply electric power based on the predicted electric energy, the supply electric energy being an electric energy to be supplied to the load from the electric power converter during the assessment period. The controller has a time computing section which computes a discharge time by dividing the supply electric energy by a rated power of the electric power converter. The controller has a control section which controls the electric power converter so that an electric power corresponding to the rated power is supplied to the load only for the discharge time within the assessment period. | 2016-01-28 |
20160028238 | INDUCTIVE POWER FOR SEISMIC SENSOR NODE - Embodiments of systems and methods for inductively powering seismic sensor nodes are presented. An embodiment of an inductive battery includes a battery cell configured to store charge for use by an external device. The inductive battery may also include a first inductive element coupled to the battery cell, the first inductive element configured to receive current from the battery cell and emit a responsive magnetic field for powering an external device through inductance. In an embodiment the external device is a seismic sensor node. | 2016-01-28 |
20160028239 | FRACTIONAL ORDER SERIES RESONANCE SYSTEM FOR WIRELESS ELECTRIC ENERGY TRANSMISSION - The invention provides a fractional order series resonance system for wireless electric energy transmission, comprising a high-frequency power source, a transmitting component, a receiving component and a load, the transmitting component comprises a primary-side fractional order capacitance, a primary-side fractional order inductance that are connected in series, the primary-side fractional order inductance has a primary-side resistance; the receiving component comprises a secondary-side fractional order capacitance and a secondary-side factional order inductance that are connected in series, the secondary-side factional order inductance has a secondary-side resistance. The invention employs fractional order elements to realize wireless power transmission, and it adds dimensions for parameter design and is totally different from traditional wireless power transmission system implemented by integer order elements. | 2016-01-28 |
20160028240 | INDUCTIVE POWER TRANSFER APPARATUS - A magnetic flux pad for receiving or generating magnetic flux. The pad includes two pole areas ( | 2016-01-28 |
20160028241 | ELECTRIC POWER TRANSMISSION DEVICE, AND ELECTRIC POWER RECEPTION DEVICE AND VEHICLE INCLUDING THE SAME - In connection with a filter circuit, an inductance of a coil is set to Z01/ω, a capacitance of a capacitor is set to (a1+1)/(a1·ω·Z01), an inductance of a coil is set to a1·Z01/ω, and a capacitance of a capacitor is set to (a1+1)/(a1 | 2016-01-28 |
20160028242 | PRIMARY-SIDE COIL ASSEMBLY FOR INDUCTIVE ENERGY TRANSFER USING QUADRUPOLES - The invention relates to a primary-side coil assembly for an inductive energy transfer system for transferring energy between a primary- and a secondary-side coil assembly (A | 2016-01-28 |
20160028243 | FLEXIBLE RESONATOR ATTACHMENT - Described herein are improved configurations for a wireless power transfer for electronic devices. In embodiments reconfigurable or flexible attachment between a source and a device is realized using permanent magnets or electromagnets. Magnetic material may be positioned on or around one or more of the resonator to provide for locations for attaching permanent magnets. A permanent magnet attached to or near one of a source or device or repeater resonators may be used to flexibly attach to the non-lossy magnetic material of another resonator structure. In embodiments, replacing lossy permanent magnets and/or electromagnets in even one of the resonators of a wireless power system may be advantageous to system performance. | 2016-01-28 |
20160028244 | NON-CONTACT POWER TRANSMISSION SYSTEM, RECEIVING APPARATUS AND TRANSMITTING APPARATUS - A non-contact power transmission system comprises: a primary coil including a power supply coil and a magnetic resonance coil; and a secondary coil including a load coil, thereby transmitting an electric power from the power supply coil at a self-resonating frequency of the magnetic resonance coil, which is determined by a parasitic capacitance between wound wires of the coil and a self inductance of the coil, and taking out the electric power supplied, from the load coil of the secondary coil through magnetic coupling, with non-contact, wherein the electric power is transmitted, with non-contact, with applying magnetic coupling in coupling between the power supply coil and the magnetic resonance coil and coupling between the magnetic resonance coil and the load coil. | 2016-01-28 |
20160028245 | WIRELESS POWER SYSTEM WITH CAPACITIVE PROXIMITY SENSING - This disclosure provides systems, methods and apparatus for tuning a transmit coil for operation in a plurality of frequency bands. In one aspect, a method of wireless power transmission is provided. The method includes exciting a first part of a wireless power transmission system, via a wireless power transmitter. The method further includes detecting, in the presence of a non-charging object, a first change in a first parameter. The first parameter is indicative of a coupling between the non-charging object and the first part. The method further includes varying a characteristic of the wireless power transmission based on said first change. | 2016-01-28 |
20160028246 | WIRELESS POWER TRANSMITTER AND WIRELESS POWER TRANSMISSION METHOD - A wireless power transmitter which wirelessly transmits a power to a wireless power receiver, the wireless power transmitter includes a power source for supplying a power; a transmission coil for wirelessly transmitting the power received from the power source; a detector for detecting a quantity of energy stored in the transmission coil; and a controller for adjusting an intensity and a transmission pattern of the power supplied to the transmission coil based on the detection result, wherein the controller controls the power source to supply the power at a predetermined period through a time-division scheme to determine an existence state of the wireless power receiver. | 2016-01-28 |
20160028247 | Supplying-end module for induction-type power supply system and signal analysis circuit therein - A signal analysis circuit for a supplying-end module includes a first voltage divider circuit, for attenuating a coil signal of a supplying-end coil; a first amplifier circuit, for obtaining parts of the attenuated coil signal higher than a reference voltage to output a half-wave signal; a first envelope detector, for performing envelope extraction on the half-wave signal to obtain a DC signal; a second voltage divider circuit, for attenuating the half-wave signal; a second amplifier circuit, for obtaining parts of the attenuated half-wave signal higher than the DC signal to output an amplified half-wave signal; a second envelope detector, for performing envelope extraction on the amplified half-wave signal to generate an envelope signal; a coupling capacitor, for filtering out the DC component of the envelope signal; a third voltage divider circuit, for combining the AC component of the envelope signal with a DC voltage to retrieve a trigger signal. | 2016-01-28 |
20160028248 | WIRELESS POWER TRANSMITTING DEVICE AND WIRELESS POWER TRANSMITTING SYSTEM - A wireless power transmitting device includes a self-oscillator circuit, a detection circuit that detects at least one of an oscillation frequency of the self-oscillator circuit and an output voltage of the self-oscillator circuit, a detection resonator that outputs, to detect a position of the power receiving device, power output by the self-oscillator circuit, and a control circuit that detects a degree to which the power receiving device approaches the detection resonator, based on a result of a detection performed by the detection circuit. | 2016-01-28 |
20160028249 | METHODS AND SYSTEMS OF A BATTERY CHARGING PROFILE - Embodiments include an electronic device, which contains circuitry configured to acquire charging parameters corresponding to a rechargeable battery of the electronic device. The circuitry is also configured to identify an operation state of one or more signal processing components of the electronic device, and estimate a first temperature profile for the electronic device based on an operation state of the one or more signal processing components. The circuitry is also configured to adjust, in multiple stages, a charging current of the rechargeable battery in response to the estimated first temperature profile and a threshold temperature for the electronic device. | 2016-01-28 |
20160028250 | APPARATUSES, METHODS, AND SYSTEMS FOR ENABLING HIGHER CURRENT CHARGING OF UNIVERSAL SERIAL BUS (USB) SPECIFICATION REVISION 2.0 (USB 2.0) PORTABLE ELECTRONIC DEVICES FROM USB 3.X HOSTS - Apparatuses, methods, and systems for enabling higher current charging of Universal Serial Bus (USB) Specification Revision 2.0 (USB 2.0) portable electronic devices from USB 3.x hosts are disclosed. In one aspect, a USB 2.0 controller is provided in a USB 2.0 portable device. A USB 3.x controller is provided in a USB 3.x host. The USB 2.0 controller is configured to draw a higher charging current than specified in USB 2.0 for the USB 2.0 portable device over a USB 2.0 cable. In order to draw the higher charging current without violating USB 2.0, the USB 2.0 controller is configured to use one or more reserved elements in an existing USB 2.0 descriptor(s) or bitmap(s) to indicate a higher charging current request from the USB 2.0 controller. | 2016-01-28 |
20160028251 | WIRELESS CHARGING METHOD AND APPARATUS - A wireless charging method includes determining whether at least one wireless charging device is in a wireless charging area. When it is determined that there is one wireless charging device in the wireless charging area, the wireless charging device is charged. When it is determined that at least two wireless charging devices are in the wireless charging area, the priority of wireless charging among the at least two wireless charging devices is determined, and the wireless charging device having higher priority is wirelessly charged. | 2016-01-28 |
20160028252 | Multi-Standard Compliant USB Battery Charging Scheme with Detection of Host Disconnection in ACA-DOCK Mode - Techniques for controlling the charging of portable devices are described herein. In an example embodiment, an apparatus comprises a controller coupled to a Universal Serial Bus (USB) port that is configured as a dedicated charging port (DCP). The controller is configured to detect whether a battery-charging (BC) compliant device or a BC non-compliant device is attached to the USB port. When a BC compliant device is detected, the controller controls the charging of the BC compliant device (e.g., by providing a maximum of 1.5 A of charging current). When a BC non-compliant device is detected, the controller controls the charging of the BC non-compliant device by providing a higher (e.g., up to 2.4 A) charging current. | 2016-01-28 |
20160028253 | CHARGE PERIOD ADJUSTING APPARATUS, CHARGE SYSTEM, AND CHARGE PERIOD ADJUSTING PROGRAM - [PROBLEM] To provide a technology of effectively using supplied electric power through adjustment of a charge schedule period of an EV. | 2016-01-28 |
20160028254 | SECONDARY BATTERY CHARGING SYSTEM AND METHOD, AND BATTERY PACK - Even after the battery reaches the last stage of the end of life, the use can be continued. A charging system includes battery pack and charger. During the charge of lithium-ion secondary battery, charge control unit calculates the full charge capacity maintaining rate, sets a first charge current value on the basis of the full charge capacity maintaining rate, and charges the battery. When lithium-ion secondary battery reaches the last stage of the end of life, charge control unit sets a second charge current value lower than the first charge current value set based on the full charge capacity maintaining rate, and charges the battery. | 2016-01-28 |
20160028255 | SECONDARY-BATTERY CHARGING SYSTEM AND METHOD AND BATTERY PACK - A charging system includes battery pack and charger. During the charge of secondary battery, charge control unit controls charger so that the charger performs constant-current charge at a first charge current, and, when at least one of the following conditions is satisfied, switches the first charge current to a second charge current lower than the first charge current and continues the constant-current charge. The conditions include the condition that the SOC of secondary battery arrives at a threshold SOC value and the condition that the inter-terminal voltage of secondary battery arrives at a threshold inter-terminal voltage. In response to the degree of degradation of secondary battery, the charge control unit drops at least one of the threshold SOC value and the threshold inter-terminal voltage. | 2016-01-28 |
20160028256 | BALANCE CORRECTION APPARATUS AND ELECTRIC STORAGE SYSTEM - It is preferable to measure a voltage difference between two electric storage cells with a higher precision while suppressing costs of a balance correction circuit. A balance correction apparatus comprises a first balance correction section which equalizes voltages of two electric storage cells among a plurality of electric storage cells connected in series, a second balance correction section which equalizes voltages of two electric storage cells among the plurality of electric storage cells and a control section which controls operations of the first balance correction section and the second balance correction section. The control section generates a first control signal which controls operations of the first balance correction section and a second control signal which controls operations of the second balance correction section based on a measurement result of each voltage of the plurality of electric storage cells. | 2016-01-28 |
20160028257 | BATTERY SYSTEM - This battery system includes: a plurality of batteries; a first monitoring unit that receives as input the output of the batteries, compares the output with a prescribed threshold value, and supplies a signal indicating the result; and a second monitoring unit that detects the voltage value of the batteries and supplies a signal indicating the detected voltage value. The battery system is provided with: a first operation mode during which the first monitoring unit and the second monitoring unit are halted; a second operation mode during which the first monitoring unit operates and the second monitoring unit is halted; and a third operation mode during which the first monitoring unit and the second monitoring unit operate. | 2016-01-28 |
20160028258 | PROTECTIVE CIRCUIT OF UNIT CELL - The protective circuit includes a voltage dividing circuit connected in parallel between a first electrode and a second electrode of the unit cell and including a first voltage dividing resistor and a second voltage dividing resistor; a first switching device connected to a junction between the first voltage dividing resistor and the second voltage dividing resistor; a second switching device connected between the junction and the third switching device; and a fourth switching device connected between the junction and the third switching device, wherein, when output voltage of the unit cell becomes equal to or lower than a first reference voltage, the fourth switching device and the first switching device are sequentially turned off, the second switching device is turned on, and the third switching device is turned off, so that voltage output through the first output terminal can be cut off. | 2016-01-28 |
20160028259 | Portable Charging Assembly - A portable charging assembly includes a housing. A lever is movably coupled to the housing. The lever may be depressed. A generator is coupled to the housing. A drive gear is movably coupled to the housing. The drive gear is movably coupled to the generator. The lever engages the drive gear when the lever is depressed. The drive gear moves the generator. The generator produces an electrical current when the lever is depressed. A battery is coupled to the housing. The battery is operationally coupled to the generator. The battery is charged by the generator. A pair of power ports is coupled to the housing. The power ports are operationally coupled to the battery. The power ports are selectively operationally coupled to an external electronic device. The battery charges the external electronic device. | 2016-01-28 |
20160028260 | RECONFIGURABLE ENERGY STORAGE AND POWER SUPPLY DEVICE - A charging device includes a body having a rechargeable energy storage device and a housing, an interface pivotally coupled to the housing, the interface including a first conductor and a second conductor and configured to transmit power between the rechargeable energy storage device and a device connected to the interface, a first rigid post, a first pin, a first compressible element positioned to press the first pin against the first rigid post, a second rigid post, a second pin, and a second compressible element positioned to press the second pin against the second rigid post. The interface is configured to pivot about an axis defined by the first pin and the second pin. | 2016-01-28 |
20160028261 | Rechargeable Battery Pack with USB Power Outlet - The present invention is a universal serial bus (USB) adapter built into an already existing detachable/rechargeable/or non-rechargeable battery pack. The battery pack is the main source of energy to power cordless tools. | 2016-01-28 |
20160028262 | METHOD AND APPARATUS FOR CANCELLING A CHARGE RESERVATION OF AN ELECTRIC VEHICLE - A method and apparatus for controlling a charge of an electric vehicle are provided. The method includes generating, by a controller, a release command of the charging reservation based on a switch signal generated by operating a cover open/close switch. In addition, the controller is configured to change a setting of the charging inlet to a charging state based on the release command of the charging reservation in an opened state of a charging inlet cover. | 2016-01-28 |
20160028263 | SYSTEM AND METHOD FOR PROVIDING RECHARGEABLE BATTERIES - A system and method for charging a plurality of batteries is disclosed. A battery charging hub may have a plurality of charging/discharging ports capable of applying varying charging programs based on the state of a battery. A battery charging hub may include wired or wireless communication ability to allow the battery charging hub to communicate with remote units regarding the state and quality of batteries at the charging hub. A virtual disposable battery is also disclosed. | 2016-01-28 |
20160028264 | ENERGY GENERATION SYSTEM FOR WEARABLE COMMUNICATION DEVICE - Wearable electronic devices and methods for powering wearable electronic devices are provided. A wearable electronic device includes a communication transponder, a processor, at least one storage unit and a kinetic energy system. The communication transponder wirelessly communicates with a further electronic device over a communication channel. The processor controls the communication transponder such that information is passed between the wearable electronic device and the further electronic device according to a predetermined operation mode involving interaction of the wearable and further electronic devices. The kinetic energy system converts kinetic energy collected from motion of the wearable electronic device to electrical energy, and distributes the electrical energy among the at least one energy storage unit and one or more other electrical components of the wearable electronic device based on a charge state of the at least one energy storage unit and the predetermined operation mode of the wearable electronic device. | 2016-01-28 |
20160028265 | ULTRASONIC AND INFRARED OBJECT DETECTION FOR WIRELESS CHARGING OF ELECTRIC VEHICLES - A wireless battery charging system for an electric vehicle can include a transmitter assembly configured to send a charging signal to a vehicle, an ultrasonic sensor configured to sense an unwanted object adjacent the transmitter assembly, and an infrared sensor configured to sense an unwanted object adjacent the transmitter assembly. The transmitter assembly includes a primary coil. The infrared sensor and the ultrasonic sensor can sense at least partially overlapping regions to sense an unwanted object in a coil region between the primary coil and a secondary coil of the vehicle. | 2016-01-28 |
20160028266 | SELECTING A CONFIGURATION OF COILS IN RESPONSE TO A MULTI-COIL WIRELESS CHARGING SYSTEM INITIATING CHARGING - A system and method for selecting a configuration of coils in response to a multi-coil wireless charging system initiating charging are provided. The system includes a ping generator to measure a reference coil peak voltage for each of the coils of the multi-coil wireless charging system; an object detector to detect that an object is placed on a surface associated with the wireless charging system; a charge detector to detect that the object is chargeable; and in response to the object being chargeable, a switch transmitter determines which of the coils of the multi-coil wireless charging system to connect to a power source. | 2016-01-28 |
20160028267 | Wireless Charging Systems - A wireless charging system includes a steering wheel including a wireless power transmission device that is configured to wirelessly transmit a wireless power signal based on a magnetic resonance technique or based on a magnetic induction technique and at least one wearable device including a wireless power reception device that is configured to wirelessly receive the wireless power signal to charge a battery included in the wearable device based on the wireless power signal. | 2016-01-28 |
20160028268 | FOREIGN-OBJECT DETECTION FOR RESONANT WIRELESS POWER SYSTEM - A wireless charging system is provided that includes a charger portion that receives one or more portable elements for charging wirelessly. The charger portion controls the amount of power needed to charge the one or more portable elements. An inband communication module receives inband communications with the one or more portable elements using a random access mode. The charger portion utilizes the inband communications to determine how much power is needed, via energy based reporting, to charge the one or more portable elements that avoids conveying identification information. | 2016-01-28 |
20160028269 | SYSTEM FOR WIRELESS EXCHANGE OF POWER BETWEEN MOBILE DEVICES - The present invention is a system for wireless charging comprising a first electronic mobile device and a second electronic mobile device, wherein each of said first and second electronic mobile devices are constructed and arranged to selectively transmit and receive power to a battery incorporated therewith. | 2016-01-28 |
20160028270 | CHARGE CONTROL FOR EXTERNAL MANUAL BATTERY CHARGERS - An apparatus for operating an external manual battery charger having a first AC power input and a DC charging output. The apparatus includes an AC controller configured to adjust at least one power parameter supplied to the AC power input of the external manual battery charger. The power parameter(s) may be any one or more of AC current, AC voltage and AC power. The apparatus further includes a feedback converter configured to monitor at least one charging parameter and to control the AC controller to adjust the one or more power parameters in accordance with the monitored charging parameter or parameters. | 2016-01-28 |
20160028271 | GRID TIE CHARGE CONTROLLER - A system extracts power from a typical high voltage (200-500 vdc) grid tie solar system and deliver it to a low voltage (12-24 vdc) battery bank. This product parallel connects in between an existing grid tie solar array, and an existing grid tie inverter, transforming the voltage down, and acting as a charge controller, engaging and disengaging as necessary to keep the low voltage battery bank at a high state of charge. This system enables the grid tie PV array to have a second use as the energy source for a low DC voltage off grid system. This system, when combined with standard low DC voltage grid inter-active off grid inverter/charger, and a battery bank, forms a complete off grid system, while allowing the host grid tie system to function normally when the grid is on. | 2016-01-28 |
20160028272 | HOUSING HAVING A SOLAR PANEL AND COMPONENTS CAPABLE OF REPLENISHING A MOBILE PHONE BATTERY - A mobile phone having an integrated solar powered charging system includes a housing with a solar panel, a regulating circuit, and a cord. The solar panel is connected to the regulating circuit with an electrically conductive element. An electrical current generated by the solar panel is transferred through a conductor to the regulating circuit. When the battery cover is installed onto the mobile phone, the regulating circuit contacts and charges the mobile phone battery. The solar powered charging system can be incorporated into an adjustable charging dock for a tablet or a mobile phone having a housing with an integrally formed solar panel connected to a regulating circuit that is electrically connected to the mounting surface of the charging dock. A mobile device is connected to the mounting surface of the charging dock to receive a charge. | 2016-01-28 |
20160028273 | METHOD AND SYSTEM FOR SIMULTANEOUSLY CHARGING AN ENERGY STORAGE DEVICE FROM MULTIPLE ENERGY INPUT DEVICES - A system for simultaneously charging an energy storage device from multiple energy input devices includes energy input devices in the form of solar and non-solar modules and an energy storage device in the form of a rechargeable battery, which is part of an energy storage module. A first solar module is able to generate solar power and delivers this power to the energy storage module, while the non-solar module delivers, for example, electrochemically generated electricity to the energy storage module via the first solar module, which acts as a backplane. The system may also include additional solar modules that can be connected to the first solar module in collapsed or expanded states to adjust the amount of electricity generated from solar power. | 2016-01-28 |
20160028274 | ELECTRIC POWER SYSTEM PROTECTION DEVICE, ELECTRIC PATH SWITCHING DEVICE, AND ELECTRIC POWER SUPPLY SYSTEM - The electric power system protection device according to the present invention includes a transformer including a primary winding and a secondary winding which are electrically isolated from each other. The primary winding is to be connected to a first electric path which is to be connected to an external power supply configured to supply AC power by use of a secondary battery, so as to receive the AC power from the external power supply. The secondary winding is to be connected to a second electric path to be connected to a power supply path from a commercial electric power system to an electric load. | 2016-01-28 |
20160028275 | SYSTEMS AND METHODS TO MANAGE AND CONTROL RENEWABLE DISTRIBUTED ENERGY RESOURCES - A system for analyzing energy usage measures one or more parameters indicative of energy usage for a plurality of sub-circuits, where the sampling rate for the measuring is substantially continuous, and automatically transmits information related to at least one of the measured parameters at a rate that enables monitoring of current energy usage. The system further detects a significant change in a measured parameter, determines whether the significant change in the measured parameter is caused by a change in energy usage, and automatically transmits information related to the significant change in the measured parameter caused by the change in energy usage after detecting the significant change. | 2016-01-28 |
20160028276 | SYSTEM AND METHOD FOR PREVENTING STATOR PERMANENT MAGNET DEMAGNETIZATION DURING VACUUM PRESSURE IMPREGNATION - A permanent magnet electrical machine includes a stator having conductive windings wound thereon and one or more permanent magnets embedded in the stator. A magnetic keeper element is positioned on the stator so as to form a magnetic flux path with the permanent magnets, with the magnetic keeper element closing the magnetic flux path of the permanent magnets by providing a low reluctance flux path to magnetic flux generated by the permanent magnets. A vacuum pressure impregnation (VPI) process is performed on the stator to increase a thermal conductivity of the windings, with the VPI process including a curing step that is performed at a selected temperature. The magnetic keeper element sets an operating point of the permanent magnets to an internal flux density level above a demagnetization threshold associated with the selected temperature at which the curing step is performed. | 2016-01-28 |
20160028277 | MULTI-LUNDELL MOTOR - A multi-Lundell motor includes a rotor and a stator. The rotor includes first and second rotor cores and a permanent magnet. The first and second rotor cores each include claw poles in the circumferential direction. The permanent magnet is magnetized in the axial direction between the first and second rotor cores. The stator includes first and second stator cores and a winding. The first and second stator cores each include claw poles in the circumferential direction. The winding is arranged between the first and second stator cores and extended in the circumferential direction. At least one of the first and second rotor cores and the first and second stator cores include core segments arranged in the circumferential direction. | 2016-01-28 |
20160028278 | AN INTERIOR PERMANENT MAGNET MOTOR, AND COMPRESSOR - Provided is an interior permanent magnet motor, including: a plurality of permanent magnets respectively inserted into a plurality of magnet accommodating holes formed in a rotator core of a rotator. In the magnet accommodating hole, a pair of minute projecting portions, a pair of large projecting portions, and a pair of demagnetizing field recesses are formed. The permanent magnet is sandwiched by a corresponding pair of minute projecting portions. The minute projecting portion is protruded radially inward to be in surface-contact with a corresponding end surface of the permanent magnet. The large projecting portion is formed on an outer side of the minute projecting portion, and is extended to an inner defining line side of the magnet accommodating hole. A height dimension (Ta) of the large projecting portion is larger than a height dimension (Tb) of the minute projecting portion. | 2016-01-28 |
20160028279 | DEEP V-MAGNET CAVITY STRUCTURE ROTOR - A rotor for a permanent magnet synchronous machine. A first layer of cavities formed circumferentially within the rotor core structure. Pairs of the cavities in the first layer form V-shaped configurations and are spaced circumferentially about the rotor core structure in the first layer. A second layer of cavities is formed circumferentially within the rotor core structure. Pairs of the cavities in the second layer form V-shaped configurations and are spaced circumferentially about the rotor core structure in the second layer. A first set of permanent magnets is inserted within each cavity in the first layer and a second set of permanent magnets inserted within each cavity in the second layer. Each respective V-shaped configuration of the second layer having permanent magnets disposed therein extend greater than half a radial distance from the outer cylindrical wall to the inner cylindrical wall. | 2016-01-28 |
20160028280 | SPOKE-TYPE PM MACHINE WITH BRIDGE - A rotor of a permanent magnet synchronous machine includes a rotor core structure. A first set of apertures are formed in a first radial layer of the rotor core structure having a first set of permanent magnets disposed therein forming respective poles. A second set of apertures formed in a second radial layer of the rotor core structure of each pole. A third set of apertures is formed in a third radial layer of the rotor core structure. A second set of permanent magnets is inserted within the third set of apertures. A plurality of bridges each extends across a respective side of each of the third set of apertures in the third radial layer. The plurality of bridges provides structural support of the rotor core structure when operating. The plurality of bridges are integrally formed as single-piece laminations. | 2016-01-28 |
20160028281 | SPLIT POLE SPOKE TYPE PM MACHINE WITH ENCLOSED MAGNETS - A rotor for a permanent magnet synchronous machine that includes a rotor core structure. A first set of permanent magnets forms poles within the rotor core structure. Each pole includes a pair of permanent magnets from the first set of permanent magnets. A first set of apertures is formed in a first radial layer of the rotor core structure. Each pole includes a pair of apertures from the first set of apertures. The first set of permanent magnets is inserted within the first set of apertures. Each pair of permanent magnets within a pole cooperatively generates a magnetic field in a same direction within the pole. The magnetic field generated by a respective pair of magnets in a respective pole is opposite to a magnetic field generated by a pair of permanent magnets in an adjacent pole. | 2016-01-28 |
20160028282 | METHOD FOR PRODUCING A ROTOR - In a method for producing a rotor, permanent magnets are arranged about a lateral surface in a recess of a rotor body from a selected position, e.g. a central position of the longitudinal extension of the rotor body, toward one side or toward two sides along an axis of rotation of the rotor body in side-by-side disposition. An end plate band covers a variable gap formed as a result of manufacturing tolerances of the permanent magnets between an outer face of an outermost one of the permanent magnets and an inner surface of the recess in an area of the recess which is non-parallel to the lateral surface. Subsequently, the permanent magnets and the end plate band are covered with a sleeve. | 2016-01-28 |
20160028283 | Vacuum Gap Generators and Motors - In one embodiment, a generator or an alternating current (AC) motor includes a stator and a rotor. The rotor is configured to rotate at least partially within the stator or around the stator and is separated from the stator by a gap having a partial vacuum. The rotor includes a shaft configured to permit a flow of coolant and a plurality of microchannels formed within the rotor. The microchannels are fluidly coupled to the shaft and are configured to permit the coolant to pass from the shaft through at least a portion of the rotor in order to provide cooling for the rotor. | 2016-01-28 |
20160028284 | ELECTRIC MACHINE - The invention proposes an electric machine with a stator and a rotor that is movably supported relative thereto. The stator features a plurality of slots for accommodating a stator winding. The stator winding comprises several conductor sections that are respectively placed into each slot of the stator. On one side of the stator, the conductor sections are electrically short-circuited with one another in a short-circuit means. The short-circuit means comprises a cooling device. | 2016-01-28 |
20160028285 | ROTATING ELECTRICAL MACHINE - A rotating electrical machine includes: a core including an annular yoke portion disposed while being centered around a rotation axis; toothed portions protruding from the yoke portion in a radial direction; and a tooth flange portion circumferentially sticking out from a protruding end of each of the toothed portions while being centered around the rotation axis; and an insulator covering a region from the toothed portion to the tooth flange portion, wherein the insulator includes a tooth cover portion, and a flange cover portion, and a reinforced portion is formed at the boundary between the tooth cover portion and the flange cover portion, and includes a first restricting surface, and a second restricting surface. | 2016-01-28 |
20160028286 | BUS BAR UNIT - At least one bus bar, out of a plurality of bus bars of a bus bar unit, includes: a bent main body part that bends and extends across a first stacked position and a second stacked position, the positions being separated in the axial direction of the stator; a first arc-shaped main body part that extends from one end of the bent main body part to be arranged next to another bus bar at the first stacked position along a circumferential direction of the stator; and a second arc-shaped main body part that extends from other end of the bent main body part to be arranged next to another bus bar at the second stacked position along the circumferential direction of the stator. | 2016-01-28 |
20160028287 | Method For Producing A Housing Arrangement, Housing Arrangement And Stamping Apparatus - A method for producing a housing arrangement for a an electric machine provides a closure part and a carrier part. An opening of the carrier part is placed onto a spigot on the closure part. The spigot is shaped to engage behind the carrier part. A housing arrangement for an electric machine is also provided. The housing arrangement has a closure part and a carrier part fixedly connected to the closure part. | 2016-01-28 |
20160028288 | PUMP WITH NON-TENSIONED ELECTRICAL CONNECTION - A pump having an electric motor, wherein the electric motor is fitted to the pump with a flange and has an electrical contact at the end face of the electric motor. The electric motor is covered with a guiding cover which has a groove which extends from the electrical contacts as far as an outlet opening for laying cables. The groove makes at least one radial direction change and a peripheral edge of the guiding cover seals the electric motor with respect to a flange cover of the pump with sealing of the outlet opening. | 2016-01-28 |
20160028289 | ELECTRIC MOTOR AND ELECTRICAL DEVICE EQUIPPED WITH ELECTRIC MOTOR - An electric motor ( | 2016-01-28 |
20160028290 | Systems for Generating Electrical Energy - A method and apparatus for producing useful work by providing a turnstile preferably located at the entrance of a facility, such as an amusement park, government building and/or train station, regularly visit by pedestrians, wherein said turnstile comprises an actuator including a moveable portion and an energy conversion unit including an energy storage mean, such as a torsion spring. The torsion spring being compressed by the displacement of the moveable portion until an energy release mechanism transfers the stored energy to a generator. | 2016-01-28 |
20160028291 | RETURN MECHANISM, ACCELERATION MECHANISM, POWER GENERATOR, TRANSMITTER, AND SWITCHING ARRANGEMENT - A return mechanism is achieved which requires only a small force for operation. In one aspect of the present invention, a return mechanism ( | 2016-01-28 |
20160028292 | MOTOR COOLING SYSTEMS AND DEVICES - A motor cooling system for cooling a motor unit including a stator assembly and a rotor assembly configured to rotate a rotor shaft, which includes a stator casing and an arm casing. The stator casing includes a stator casing body having a stator casing wall with an internal cavity to receive the motor unit and a rib with a groove defined between adjacent portions of the rib. The arm casing includes an arm casing body having an internal cavity to receive the stator casing and a port in fluid communication with the groove. | 2016-01-28 |
20160028293 | Motor Driving Apparatus - A motor driving apparatus includes: a switch having a first terminal that receives an external voltage, and a second terminal; a driving circuit coupled to the first terminal of the switch, and powered by the external voltage; a control circuit coupled to the second terminal of the switch; and a power circuit coupled across the switch, and outputting an internal voltage associated with the external voltage to power the control circuit to control the driving circuit to drive a motor of a power tool to rotate in a first direction when the switch operates in the ON state and to rotate in a second direction for a predetermined time period counting from each instance the switch transitions to the OFF state. | 2016-01-28 |
20160028294 | MANUFACTURING METHOD FOR SEGMENT COIL - A manufacturing method for a segment coil according to the invention includes forming an assembled wire by bundling a plurality of element wires, forming a stranded wire by twisting the assembled wire, forming a rectangular conductor by rolling the stranded wire, and forming a segment coil by cutting the rectangular conductor into a given length and bending the cut rectangular conductor. Before the rectangular conductor is bent, the plurality of element wires is fastened at a position where the coil end portion of the segment coil is formed. | 2016-01-28 |
20160028295 | METHOD OF MANUFACTURING STATOR FOR ROTARY ELECTRIC MACHINE - A method of manufacturing a stator for a rotary electric machine by disposing coils in a plurality of phases on a plurality of teeth of a stator core, one coil on one tooth, wherein in sequentially disposing the coils in the plurality of phases on the teeth, one coil on one tooth, toward one side in the circumferential direction of the stator core, the one end portion of each of the coils in each phase is inserted from the one side in the axial direction of the stator core, or from a direction that is orthogonal to the axial direction of the stator core, to be disposed between the one end portion and the other end portion of the immediately preceding coil in a separate phase disposed on the tooth so as to be aligned with the other end portion of the coil in the same phase. | 2016-01-28 |
20160028296 | DOUBLE-STATOR ROTATING ELECTRIC MACHINE - A double-stator rotating electric machine includes a rotor and a pair of outer and inner stators. The outer stator has a first multi-phase coil wound thereon so as to form magnetic poles upon energization of the first multi-phase coil. The inner stator has a second multi-phase coil wound thereon so as to form magnetic poles upon energization of the second multi-phase coil. The number of the magnetic poles formed by the outer stator is equal to the number of the magnetic poles formed by the inner stator. Each of the magnetic poles formed by the outer stator is located at the same circumferential position as and has an opposite polarity to a corresponding one of the magnetic poles formed by the inner stator. The rotor has yoke portions each of which radially extends so as to form a magnetic flux passage magnetically connecting the outer and inner stators. | 2016-01-28 |
20160028297 | ELECTROMAGNETIC DRIVING MODULE AND LENS DEVICE USING THE SAME - An electromagnetic driving module includes an upper housing, a lower housing, a circuit board, a base, a wiring assembly, and a magnetic element. The upper housing is connected to the lower housing. The circuit board is fixed on the upper housing. The base is disposed in a space defined by the upper housing and the lower housing. The wiring assembly is disposed on the base. The magnetic element corresponds to the wiring assembly and is disposed on the upper housing. | 2016-01-28 |
20160028298 | RESISTANCE ADJUSTMENT DEVICE FOR EXERCISER - An adjustment device includes a casing to which a movable member and two positioning members are movably connected. Two links are connected between the movable member and the positioning members. Each positioning member has a magnetic member connected thereto and the flywheel has a magnetic operation face. When the movable member moves from a second position to a first position, the links drive the positioning members and the magnetic members from a close-to-center position to an off-center position, and the flywheel cuts the magnetic field of the magnetic members to generate a first resistance to the driving device and the flywheel. When the movable member moves from the first position to the second position, the positioning members and the magnetic members move from the off-center position to the close-to-center position to generate a second resistance that is different from the first resistance. | 2016-01-28 |
20160028299 | A DEVICE AND METHOD FOR USING A MAGNETIC CLUTCH IN BLDC MOTORS - An apparatus for coupling mechanical power between the rotor of a Brushless DC Motor and an external mechanical load comprises: a) two concentric rings; b) an equal number of magnets connected to the inner ring and to the outer ring; and c) an opposite orientation of the poles of each couple of facing magnets, wherein one magnet is placed on the inner ring, and its facing magnet is placed on the outer ring; wherein the first of said two concentric rings is rotatable around an axis by the application of a force not applied by the second ring, and wherein when said first concentric ring rotates, the second ring rotates as well by the action of magnetic forces. | 2016-01-28 |
20160028300 | INVERTER ASSEMBLY WITHOUT GALVANIC ISOLATION - Disclosed is an inverter assembly without galvanic isolation, the inverter assembly including a PCB mounted with a power supply circuit unit, an inverter unit, an analogue circuit unit and a controller, a first ground circuit pattern to supply a ground power to the power supply circuit unit and the inverter unit, a second ground circuit pattern to supply the ground power to the analogue circuit unit, a third ground circuit pattern to supply the ground power to the controller, a first bead between the first ground circuit pattern and the second ground circuit pattern to isolate an impedance between the first ground circuit pattern and the second ground circuit pattern, and a second bead between the second ground circuit pattern and the third ground circuit pattern to isolate an impedance between the second ground circuit pattern and the third ground circuit pattern. | 2016-01-28 |
20160028301 | RESONANCE SUPPRESSION DEVICE - The present invention whose object is to reduce compensation current at the time when suppressing harmonic distortion caused by harmonic voltage, to reduce capacitance of an inverter, a resonance suppression device configured to suppress resonance which occurs when a power facility such as a wind power generator is connected to a power system includes: an inverter configured to supply alternating current to the power system, the inverter being in parallel with the power facility; a current command value generation unit in which voltage at a connection point between the power facility and the power system is inputted thereto and a current command value is obtained by multiplying, by a transfer function, a harmonic component contained in the voltage at the connection point; and a current control unit configured to control the alternating current outputted from the inverter based on the current command value. | 2016-01-28 |
20160028302 | PROTECTION OF SWITCHED CAPACITOR POWER CONVERTER - Transient or fault conditions for a switched capacitor power converter are detected by measuring one or more of internal voltages and/or currents associated with switching elements (e.g., transistors) or phase nodes, or voltages or currents at terminals of the converter, and based on these measurements detect that a condition has occurred when the measurements deviate from a predetermined range. Upon detection of the condition fault control circuitry alters operation of the converter, for example, by using a high voltage switch to electrically disconnect at least some of the switching elements from one or more terminals of the converter, or by altering timing characteristics of the phase signals. | 2016-01-28 |
20160028303 | BLACK START OF A MULTILEVEL VOLTAGE SOURCE CONVERTER - A voltage source converter includes a black start control unit and cells, where each cell includes a first switch between a first end of a cell capacitor and a first cell terminal, a second switch between a second end of the cell capacitor and the first cell terminal, where a second cell terminal is provided via the first or the second end of the cell capacitor, a first power supply unit and a second power supply unit, where the black start control unit is configured to perform, after the initial application of a DC voltage to a cell terminal of a cell and the subsequent initial charging of the chargeable power supply unit of one of the switches, charging of an uncharged power supply unit of the other switch through repeatedly turning on and off the switch with initially charged power supply unit. | 2016-01-28 |
20160028304 | BOOST INDUCTOR DEMAGNETIZATION DETECTION FOR BRIDGELESS BOOST PFC CONVERTER OPERATING IN BOUNDARY-CONDUCTION MODE - A bridgeless converter includes a boost inductor connected in series with an alternating-current power source, a first series circuit including a first switching device and a second switching device connected in series with each other, a second series circuit including a third switching device and a fourth switching device connected in series with each other, a capacitor connected in parallel with the first series circuit and the second series circuit, and a magnetization sensing circuit including at least one auxiliary winding inductively coupled to the boost inductor. | 2016-01-28 |
20160028305 | SMOOTH TRANSITIONING BUCK-BOOST DC-DC CONVERTER - A buck-boost DC-DC converter, which includes converter control circuitry, converter switching circuitry, and a first inductive element, is disclosed. The converter control circuitry provides a buck mode timing signal and a boost mode timing signal. The converter switching circuitry provides a switching output signal. During a buck mode of the buck-boost DC-DC converter, when a buck pulse-width of the switching output signal is less than a buck pulse-width threshold, the buck pulse-width is limited based on both the buck mode timing signal and the boost mode timing signal. During a boost mode of the buck-boost DC-DC converter, when a boost pulse-width of the switching output signal is less than a boost pulse-width threshold, the boost pulse-width is limited based on both the buck mode timing signal and the boost mode timing signal. The first inductive element receives and filters the switching output signal to provide a converter output signal. | 2016-01-28 |
20160028306 | CHARGE PUMP CIRCUIT - A bipolar output charge pump circuit having a network of switching paths | 2016-01-28 |
20160028307 | HIGH SIDE SWITCH WITH CURRENT LIMIT FEEDBACK - Methods, devices, systems, and integrated circuits are disclosed for switching on an electrical connection to one or more loads. In one example, a switch device includes a voltage source, a power switch circuit block connected to the voltage source, and a current limitation circuit block connected to the voltage source and the power switch circuit block. The switch device further includes a voltage outlet connected to the power switch circuit block. The switch device further includes a current limit feedback circuit connected to the power switch circuit block and the current limitation circuit block. The current limit feedback circuit is configured to enable the switch device to provide a regulated connection between the power switch circuit block and the voltage outlet, wherein the regulated connection defines a current limitation mode, such that the regulated connection reduces the current in the power switch circuit block if the switch device is in the current limitation mode. | 2016-01-28 |
20160028308 | METHOD AND APPARATUS FOR CONTROL OF SWITCHED-MODE POWER SUPPLIES - The present invention relates to nonlinear and time-variant signal processing, and, in particular, to methods, systems, and apparatus for adaptive filtering and control applicable to switching power supplies. | 2016-01-28 |
20160028309 | POWER SOURCE CIRCUIT - A power source circuit includes a first power source terminal, and a second power source terminal, an output terminal, a first switching transistor that is connected between the first power source terminal and the output terminal, a comparator that compares a feedback voltage of the output voltage with a predetermined reference voltage, a pulse forming circuit that forms a pulse signal having a predetermined width in accordance with an output from the comparator, a timing adjustment circuit that outputs a control signal for the first switching transistor according to a pulse width of the pulse signal, and a frequency-locked loop (FLL) circuit, which controls the pulse width of the pulse signal of the pulse forming circuit in accordance with a frequency of the reference frequency signal and a frequency of the pulse signal. | 2016-01-28 |
20160028310 | SUPPLY REGULATION CIRCUIT WITH ENERGY EFFICIENT DIGITAL CONTROL - A regulated voltage system with digital control to maintain a regulated voltage supply and protection against overcurrents is disclosed. A regulated supply voltage circuit including a voltage output and a charging capacitor is coupled to a direct current power source. The regulated supply voltage output supplies power to an electrical load. A shunt transistor is coupled between the direct current power source and the regulated supply voltage circuit and ground. A shunt control circuit operates the shunt transistor between an open and closed state. The shunt control circuit includes a cross-coupled bias circuit coupled to a controller. The controller operates the shunt transistor according to a state machine having a first state to close the shunt transistor when the regulated supply voltage exceeds a maximum hysteresis voltage and a second state to open the shunt transistor when the regulated supply voltage is less than a minimum hysteresis voltage. | 2016-01-28 |
20160028311 | SWITCHING POWER SUPPLY DEVICE - A power control IC has a switching control circuit of a fixed on-period type which generates an output voltage from an input voltage by driving a coil by turning on and off an output transistor according to a result of comparison between a feedback voltage and a reference voltage, and a quieting circuit which forcibly turns on the output transistor by ignoring the result of comparison when, after an on-timing of the output transistor, a predetermined threshold time elapses without the next on-timing coming. | 2016-01-28 |
20160028312 | METHOD AND APPARATUS FOR CONTROLLING CURRENT OF MULTI-PHASE INTERLEAVED CONVERTER - A method and apparatus for controlling a current of a multi-phase interleaved converter are provided. The method includes filtering, through a filter, currents flowing into converters of respective phases in a multi-phase interleaved converter having multiple phases, The method further includes receiving values of the filtered currents for respective phases and a duty ratio for any one of the multiple phases generated in response to a current flowing into the phase and adjusting duty ratios for phases other than the phase, based on the received current values for respective phases. | 2016-01-28 |
20160028313 | Secondary-Side Dynamic Load Detection and Communication Device - A switching power converter provides regulated voltage to a load. The switching power converter comprises a transformer including a primary winding coupled to an input voltage and a secondary winding coupled to an output of the switching power converter. The switching power converter further comprises a power switch coupled to the primary winding and a rectifier coupled to the secondary winding. Current is generated in the primary winding responsive to the power switch being turned on and not generated responsive to the power switch being turned off. A detection circuit measures a voltage across the rectifier. If the detection circuit detects a decrease in the voltage across the rectifier outside of a blanking period, the detection circuit generates a current pulse in the secondary winding of the transformer. | 2016-01-28 |
20160028314 | SECONDARY-SIDE DYNAMIC LOAD DETECTION AND COMMUNICATION DEVICE - A switching power converter provides regulated voltage to a load. The switching power converter comprises a transformer including a primary winding coupled to an input voltage and a secondary winding coupled to an output of the switching power converter. The switching power converter further comprises a power switch coupled to the primary winding and a rectifier coupled to the secondary winding. Current is generated in the primary winding responsive to the power switch being turned on and not generated responsive to the power switch being turned off. A detection circuit measures a voltage across the rectifier. If the detection circuit detects a decrease in the voltage across the rectifier outside of a blanking period, the detection circuit generates a current pulse in the secondary winding of the transformer. A fast power-on-reset device generates a startup signal to activate the detection circuit at an end of the blanking period. | 2016-01-28 |
20160028315 | APPARATUS AND METHOD FOR SUPPLYING POWER - An apparatus and method for supplying power to an electronic device are provided. The apparatus includes a power converter, a main converter, and a sub converter. The power converts includes a rectifier configured to convert alternating current (AC) power into direct current (DC) power, and a smoothing condenser connected to an output terminal of the rectifier. The main converter is connected with an output terminal of the power converter and configured to supply power to a first component of the electronic device. The sub converter is connected with the output terminal of the power converter, and configured to supply power to components other than the first component, and to stop supplying the power in response to a momentary power interruption or a voltage dip occurring in the AC power. | 2016-01-28 |
20160028316 | POWER CONVERTER AND METHOD FOR DRIVING THE SAME - A power converter having a wide range of an output voltage may include a power supply unit supplying a driving current to a load, a sensing unit sensing a magnitude of the driving current, a first switch controlling an on/off time to control a flow of the driving current, and a control unit operated by being divided into constant current driving and average current driving corresponding to the magnitude of the driving current sensed by the sensing unit. The control unit may controls the power supply unit in the constant current driving so as to make the magnitude of driving current be a predetermined value, and control an on/off time in the average current driving to make an average magnitude of the driving current be the predetermined value. | 2016-01-28 |
20160028317 | ELECTRONIC APPARATUS, POWER SUPPLY AND POWER CONTROL METHOD THEREOF - A power supply configured to include a switch which performs a switching operation in accordance with a preset period in a standby mode, a transformer which supplies voltage from a primary side to a secondary side in response to the switching operation of the switch, and a constant-voltage controller which controls voltage supplied to the system by regulating the voltage at the secondary side of the transformer, the constant-voltage controller including a blocking diode which shuts off current flowing from an output of the power supply to the constant-voltage controller in an off-section of the switch. Thus, the power consumption is decreased in the off-section, thereby having an effect on reducing the standby power. | 2016-01-28 |
20160028318 | SYSTEMS AND METHODS FOR CONSTANT VOLTAGE CONTROL AND CONSTANT CURRENT CONTROL - System and method for regulating a power conversion system. A system controller for regulating a power conversion system includes a first controller terminal, a second controller terminal and a third controller terminal. The system controller is configured to receive an input signal at the first controller terminal and turn on or off a switch based on at least information associated with the input signal to adjust a primary current flowing through a primary winding of the power conversion system, receive a first signal at the second controller terminal from the switch, and charge a capacitor through the third controller terminal in response to the first signal. | 2016-01-28 |
20160028319 | SELF-DRIVEN SYNCHRONOUS RECTIFICATION FOR A POWER CONVERTER - A power converter with an isolated topology may include a power transistor, a sense transistor, and a read-out circuit. The sense transistor may be arranged in a current mirror configuration with the power transistor such that the gate terminal of the sense transistor is coupled to the gate terminal of the power transistor and the first drain/source terminal of the sense transistor is coupled to the first drain/source terminal of the power transistor. The read-out circuit may be coupled to the second drain/source terminal of the power transistor and the second drain source/terminal of the sense transistor. The read-out circuit may be arranged to cause a voltage at the second drain/source terminal of the sense transistor to be substantially the same as a voltage at the second drain/source terminal of the power transistor. | 2016-01-28 |
20160028320 | AUTOMATIC CONFIGURATION OF A LOAD CONTROL SYSTEM - A control module is able to be installed with electrical devices, such as, for example electrical loads (e.g., lighting loads) and/or load regulation devices. The control module may determine whether the electrical loads (e.g., drivers for lighting loads) are responsive to one or more of a plurality of control techniques. The control module may be able to automatically determine an appropriate control technique to use to control the connected driver and/or lighting load. The control module may sequentially attempt to control the connected driver and/or lighting load using each of the plurality of control techniques and determine if the driver and/or lighting load is responsive to the present control technique. The plurality of control techniques may include one or more analog control techniques and one or more digital control techniques. | 2016-01-28 |
20160028321 | POWER CONVERTERS FOR AIRCRAFT STARTER/GENERATORS - A method of converting power includes receiving alternating current (AC) at the first phase leg set of a power conversion system having first and second phase legs sets connected by direct current (DC) leads. The first phase leg set rectifies the received AC power into DC power by switching outer switches of the first phase leg set into an off state. The DC lead conveys the DC power from the first phase leg set to the second phase leg set. The second phase leg set inverts the DC power into AC power. | 2016-01-28 |
20160028322 | POWER SUPPLYING SYSTEM, LINEAR CONTROLLING MODULE THEREOF, AND CONTROLLING METHOD OF SWITCHING COMPONENT - The linear controlling module of the present invention includes a controlling switch, a first resistor, a capacitor, and a second resistor. The controlling switch is electrically connected to a controlling signal outputting terminal of a power supplying device, the first resistor is electrically connected to the controlling switch, the capacitor is electrically connected to a electric power outputting terminal of the power supplying device and the first resistor, and the second resistor is electrically connected to the switch component of the power supplying device, the first resistor, and the capacitor. The switch component is electrically connected to an electric power outputting terminal. | 2016-01-28 |