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Powerbyproxi Limited patents


Recent patent applications related to Powerbyproxi Limited. Powerbyproxi Limited is listed as an Agent/Assignee. Note: Powerbyproxi Limited may have other listings under different names/spellings. We're not affiliated with Powerbyproxi Limited, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "P" | Powerbyproxi Limited-related inventors


Inductive power receiver

An inductive power receiver having a power pick-up stage and a power rectification and regulation stage consisting of a single current control element configured to rectify the voltage from the power pick-up stage in a first half cycle and to regulate the voltage from the power pick-up stage in a... Powerbyproxi Limited

Inductive power transmitter

An inductive power transmitter comprising: at least one power transmitting coil configured to generate an inductive power transfer (IPT) field; and an object detection system configured to detect objects in or adjacent a space occupied by the IPT field when generated; wherein the object detection system is configured to detect... Powerbyproxi Limited

Wireless power transfer adaptor

A wireless power transfer system comprising: a wireless power transfer transmitter having at least one power transmitting coil aligned in a first plane; a wireless power transfer receiver having at least one power receiving coil aligned in a second plane, the first and second planes being non-parallel to one another;... Powerbyproxi Limited

Inductive power transmitter

An inductive power transmitter 2 comprising: a plurality of transmitter coils 7; a controller 8 configured to selectively energise the coils 7 in order to couple a receiver 3, the coils 7 selected being dependent on an orientation of the receiver 3, a power transfer optimisation algorithm, or a lookup... Powerbyproxi Limited

Wirelessly rechargeable battery and components thereof

A receiver coil assembly for a wirelessly rechargeable battery including first and second transverse coils and a third coil encompassing the first and second coils. The receiver coil may be employed in a power receiver of a wirelessly rechargeable battery. Also disclosed is a wirelessly rechargeable battery having a power... Powerbyproxi Limited

Inductive power receiver

An inductive power receiver 3 comprising: a power pick up stage 9; and a power rectification and regulation stage 10 including a rectifier having a plurality of control devices, wherein at least one of the control devices is a controllable AC switch, wherein the receiver is configured to switch the... Powerbyproxi Limited

Converter

An inductive power receiver 3 including at least two switches S1, S2 connected across a resonant circuit 802, the resonant circuit including an inductance and a capacitance, wherein a first switch S1 of the at least two switches is configured to switch into a first state based on a first... Powerbyproxi Limited

Inductive power transfer system

An inductive power transfer transmitter 200 comprising: a transmitting coil 7; a main flyback switch S1 in series with the transmitting coil 7; and an active snubber circuit 202 connected in parallel with the main flyback switch S1; wherein the main flyback switch S1 and the active snubber circuit 202... Powerbyproxi Limited

System for charging electronic devices

A system for charging electronic devices, the system comprising: one or more wireless power transmitters 202, each transmitter having one or more power transmitting elements 212; one or more receiver electronic devices 204 including wireless power receivers, each receiver having one or more power receiving elements 216, the transmitters 202... Powerbyproxi Limited

Received wireless power regulation

An inductive power receiver 3 for an inductive power transfer system 1 comprising: a power pick up stage 8 including a receiving coil for receiving power transmitted by a transmitter; a load stage connected to the power pick up stage; a power regulation stage 9 configured to provide an equivalent... Powerbyproxi Limited

Ipt communication system for dynamic pairing

An IPT system 1 including: an IPT transmitter 2 including a drive circuit 6 for varying the current supplied to a primary coil 7; an IPT receiver 3 including a pick up coil 9 magnetically coupled with the primary coil 7; a first magnetic near field communication system for transmitting... Powerbyproxi Limited

Inductive power transmitter

An object detection system 200 for an inductive power transmitter and comprising: an excitation coil 202; a detection coil 204; the system arranged to determine a measure of complex impedance at the detection coil 204 in response to application of an excitation current to the excitation coil 202; the system... Powerbyproxi Limited

Inverter for inductive power transmitter

An inductive power transmitter comprising a plurality of autonomous resonant inverters, wherein each inverter outputs a voltage to a respective transmitter coil/coils for inductive power transfer; and a magnetic coupling structure between the respective transmitter coils, wherein the magnetic coupling structure is configured to determine a phase shift between the... Powerbyproxi Limited

Transmitter for inductive power transfer system

An inductive power transfer transmitter that includes an enclosure for accommodating devices to be energised. The enclosure has one or more side walls and one or more coils for generating an alternating magnetic field within the enclosure. The density of the one or more coils varies with distance from an... Powerbyproxi Limited

Inductive power transmitter

An inductive power transmitter comprising: at least two switching elements connected across a resonant circuit, the resonant circuit including an inductance and a capacitance; wherein the transmitter is configured to adjust the value of the capacitance based on a desired operating frequency.... Powerbyproxi Limited

Inverter for inductive power transmitter

A push-pull inverter for an inductive power transmitter including a DC power supply that supplies power to a first and second branches; a resonant inductor connected between a first node on the first branch and a second node on the second branch; a first switch, switched by a first switching... Powerbyproxi Limited

System and power transfer

A system for inductive power transfer that may selectively transmit power in a plurality of modes based on characteristics of a power receiver and determine which transmitter coils to drive based on received signal strength information. The inductive power transfer transmitter may detect characteristics of the power receiver in order... Powerbyproxi Limited

Methods for detecting and identifying a receiver in an inductive power transfer system

A method for detecting the presence of a receiver in an inductively coupled power transfer system having a transmitter and receiver. The method includes switching on a transmitter converter at a first frequency, measuring the inrush current and determining whether there is a receiver present. In another method, the inrush... Powerbyproxi Limited

Method for controlling a converter

The method may be employed in a converter or an inductive power transfer transmitter.... Powerbyproxi Limited

Foreign object detection in inductive power transfer field

A method for determining the presence of a foreign object in an inductive power transfer field in which control circuitry of an inductive power system performs the steps of: providing power to a direct current to alternating current converter; providing power from the converter to a transmitter coil in the... Powerbyproxi Limited

Overcurrent protection circuit

An overcurrent protection circuit for use in a power supply system to control switching on of the circuit. The circuit is connected between a voltage source and a load. A current sensing resistor senses the current flowing to the load and a pair of thermally coupled transistor switches detect a... Powerbyproxi Limited

Inductive power receiver with resonant coupling regulator

An inductive power receiver including: a resonant circuit having a receiving coil and a tuning network; and rectifier coupled to the resonant circuit and adapted to provide a DC output to a load, wherein the tuning network is controlled to regulate the power provided to the load and includes: a... Powerbyproxi Limited

Magnetically permeable core and an inductive power transfer coil arrangement

An inductive power transfer coil assembly including: a magnetically permeable core including a base having a pair of spaced apart limbs extending therefrom; and a winding located between and above the pair of spaced apart limbs.... Powerbyproxi Limited

Magnetically permeable core and inductive power transfer coil arrangement

An inductive power transfer coil arrangement comprising: a first coil assembly including: at least a first magnetically permeable core including a base having first and second limbs extending away therefrom, wherein the first limb is located between two second limbs and extends further from the base than the second limbs,... Powerbyproxi Limited

Low power inductive power receiver

An inductive power receiver including a receiving coil, first capacitor and power conditioning circuitry for providing power to a load. The inductive power receiver also includes a variable capacitance and/or a variable inductance connected in parallel with at least one of the receiving coil and the first capacitor. The variable... Powerbyproxi Limited

Coupled-coil power control for inductive power transfer systems

An inductive power transfer device including: a resonant circuit, having a power transfer coil and a power transfer capacitor; a coupling coil, magnetically-coupled to the power transfer coil; a variable impedance; and a controller configured to determine the impedance value of the variable impedance based on predetermined criteria including: substantially... Powerbyproxi Limited








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Powerbyproxi Limited in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Powerbyproxi Limited with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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