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Patent # Description
US-9,755,699 Wireless power transfer system that performs power transfer from determined power transmission device to power...
A wireless power transfer system includes a power receiving device and a plurality of power transmission devices that perform power transfer to the power...
US-9,755,698 Wireless power transmission apparatus
A power-supplying module and a power-receiving module are positioned so that a coil surface of a power-supplying resonator in the power-supplying module and a...
US-9,755,697 Method and apparatus for sensing a condition in a transmission medium of electromagnetic waves
Aspects of the subject disclosure may include, for example, a device that facilitates transmitting electromagnetic waves along a surface of a wire that...
US-9,755,696 Method, based on composite modulation, of data transmission between power electronic devices without...
A method of data transmission between power electronic devices without a communication line involves generation of a digital signal in a data transmission...
US-9,755,695 Input/output signal processing circuit and input/output signal processing method
The present invention discloses an input/output (I/O) signal processing circuit and processing method. The I/O signal processing circuit includes a level...
US-9,755,694 Wall-embedded power line communication device
A "wall-embedded" power-line-communication (PLC) enabled device connecting with the home network backbone through the PLC technology is disclosed. The...
US-9,755,693 Remote controlled (RC) air based communication
Remote Controlled (RC) air based communication systems and methods for aircraft such as airplanes, helicopters, Unmanned Vehicles (UV), balloons and other...
US-9,755,692 Systems and methods for phase noise mitigation
A system for phase noise mitigated communication including a primary transmitter that converts a digital transmit signal to an analog transmit signal, a primary...
US-9,755,691 Method and system for mitigating the effects of a transmitted blocker and distortions therefrom in a radio receiver
A radio receiver processing path has a mixer with active interference/blocker cancellation to reduce the intensity of leaked and undesired signals by using a...
US-9,755,690 Multiband wireless communication method and multiband wireless communication apparatus
A multiband wireless communication method for performing a reception operation in a second frequency band while performing a transmission operation in a first...
US-9,755,689 Integrated circuit
Wireless communication wherein channel estimation accuracy is improved while keeping the position of each bit in a frame, even when a modulation system having a...
US-9,755,688 MemEx cell phone case systems
A MemEx Cell Phone Case for providing a combination of accessory functions in conjunction with a protective mobile device case, including a storable touchscreen...
US-9,755,687 Housing mounting mechanism for portable electronic device
A housing mounting mechanism for a portable electronic device includes a body, a housing, a mounting member, and a latching member. The housing is detachably...
US-9,755,657 Successive approximation register analog-to-digital converter and semiconductor device including the same
A successive approximation register (SAR) analog-to-digital converter (ADC) includes a ring oscillator configured to determine a frequency based on a sampling...
US-9,755,644 Interface circuit
An interface circuit includes at least one semiconductor logic gate and a latch circuit. The semiconductor logic gate configured to receive an input signal...
US-9,755,632 Cascode voltage generating circuit and method
A cascode voltage generating circuit and method are provided. The circuit includes four switching elements. In a high voltage operation mode, the first and...
US-9,755,627 Series-resonance oscillator
An oscillator circuit comprises a first tank circuit comprising an inductive element and a capacitive element coupled in series between a first voltage rail and...
US-9,755,621 Single stage cascoded voltage level shifting circuit
A level shifting circuit operates at a high voltage level without stressing the transistors. The circuit has the ability to swing between large supply domains....
US-9,755,611 Piezoelectric thin film resonator, filter and duplexer
A piezoelectric thin film resonator includes: a substrate; a piezoelectric film provided on the substrate; a lower electrode and an upper electrode that...
US-9,755,610 Transformer of the balanced-unbalanced type
A transformer of the balanced-unbalanced type includes a primary inductive circuit and a secondary inductive circuit housed inside an additional inductive...
US-9,755,600 Linear gain code interleaved automatic gain control circuit
An example automatic gain control (AGC) circuit includes a base current-gain circuit having a programmable source degeneration resistance responsive to first...
US-9,755,589 Amplifier with gain adjustment resistor, feedback resistors and transistors and optical receiver including...
An amplifier circuit includes: a first transistor and a second transistor of which collectors/drains are coupled to a first power-source via a first...
US-9,755,578 Current-mode control for radio-frequency power amplifiers
Current-mode control for radio-frequency (RF) power amplifiers. In some embodiments, an RF power amplifier control circuit can include a sensor configured to...
US-9,755,573 Photovoltaic roofing elements and photovoltaic roofing systems
The present invention relates generally to the photovoltaic generation of electrical energy. The present invention relates more particularly to photovoltaic...
US-9,755,561 Power supply device
A power supply device includes: a first electric power line; a second electric power line; a first boost converter; a second boost converter; a first current...
US-9,755,560 Multigroup, multiphase driving system and driving method for rotary electric machine
A multigroup, multiphase driving system includes a power converter that converts direct current power into alternating current power and vice versa, a direct...
US-9,755,555 Drive circuit for a permanent magnet motor
A drive circuit for an electric motor connected in series with an AC power source between a first node and a second node. The drive circuit includes a...
US-9,755,554 Apparatus and means for progressive motor start based on current derivative synchronisation
A method for controlling a switch that controls a power supply line of an electric motor from an alternating voltage source, including determination of a switch...
US-9,755,553 Paper-base flexible power-generation apparatus, and manufacturing method thereof
A paper-base flexible power-generation apparatus, and a manufacturing method thereof. The flexible power-generation apparatus comprises: a first assembly (1)...
US-9,755,552 Frequency converter
A frequency converter includes: a primary winding 12 in which a plurality of windings on which a polyphase alternating voltage is applied are arranged...
US-9,755,551 Power conversion device
A power conversion device includes: a plurality of 3-level converters (31 to 35) that are multiple-connected in series to an AC power supply; and a control...
US-9,755,550 Converter
A voltage source converter includes a converter limb having limb portions separated by an AC terminal and extending between DC terminals, each limb portion...
US-9,755,549 Three level neutral point clamped converter with improved voltage balancing
An NPC converter is controlled by estimating current flow during the short vector periods of a space vector modulation drive signal. The current estimation is...
US-9,755,548 Bootstrap compensation circuit and power module
A bootstrap compensation circuit includes: a plurality of resistors series-connected between a floating potential corresponding to a high-voltage-side potential...
US-9,755,547 System for controlling an electrical load
The present invention relates to a control system for an electric charge, said system comprising: --A first power converter (VV1) and a second power converter...
US-9,755,546 PWM controlled neutral point clamped multilevel converter
A neutral point clamped, multilevel level converter includes a DC voltage link; a first capacitor coupling one side of the DC link to a neutral point; a second...
US-9,755,545 System and method for unified common mode voltage injection
A power conversion system includes at least one multi-level power converter and a controller coupled to the at least one multi-level power converter. The...
US-9,755,544 Power conversion device
A power conversion device (1) of the present invention includes a power module (4) for converting direct current electricity to alternating current electricity,...
US-9,755,543 Power supply device and semiconductor device
Switching loss is reduced by decreasing the switching frequency of a PFC power supply in light load condition, whereas the switching frequency is maintained...
US-9,755,542 Direct-current power transmission power conversion device and direct-current power transmission power...
In a power converter which performs power conversion between plural-phase AC and DC, variation in voltage of the DC capacitor in each converter cell is...
US-9,755,541 AC-DC converter with inrush current limitation
An AC/DC converter includes: a first terminal and a second terminal for receiving an AC voltage and a third terminal and a fourth terminal for supplying a DC...
US-9,755,540 Apparatus, system and method for providing power anywhere in a retail store environment
A voltage conversion apparatus for providing power anywhere within, for example, a retail store environment is provided. The voltage conversion apparatus...
US-9,755,539 AC/DC/AC conversion device with reduced switching noise
A power conversion device includes a first detection circuit that acquires input information about an AC voltage and/or an alternating current which are...
US-9,755,538 Active AC-link power converter
A power converter includes an output converter having a 3-phase or higher output, an inductor coupled to the output converter and a switch device coupled to the...
US-9,755,537 Multi-cell power conversion method with failure detection and multi-cell power converter
A power converter includes a plurality of first converter cells, a plurality of second converter cells, and a plurality of DC link capacitors. Each DC link...
US-9,755,536 Contactless inductively coupled power transfer system
A contactless inductively coupled power transfer system includes a power supply device and a power receiving device. The power supply device includes a primary...
US-9,755,535 Three phase to single phase power conversion device with reduced wiring between condensers and switches
A power conversion apparatus is for converting polyphase ac power directly to ac power. A conversion circuit includes a plurality of first switching devices...
US-9,755,534 High efficiency high frequency resonant power conversion
A power converter comprises a switch network coupled to an input voltage, a power transformer having a primary winding and a secondary winding, wherein the...
US-9,755,533 Resonant inverter and resonant power source unit
A resonant inverter is provided that includes a first switch and a second switch alternately turned on and off, a first inverter including the first switch and...
US-9,755,532 Isolated fly-buck converter, switched mode power supply, and method of measuring a voltage on a secondary side...
An isolated fly-buck converter provided for converting an input voltage (V.sub.in) to an output voltage (V.sub.S) comprises (i) on a primary side, a primary...
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