Patents by Inventor Ilya Gluzman
Ilya Gluzman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11848569Abstract: A transmitter may inductively transfer power to a device via a relay. The transmitter may comprise circuitry configured to measure a current or voltage and reconfigure the transmitter with an operating frequency or duty cycle based on a measured change in the current or voltage within a time period. The measured change in the current or voltage within the time period may be caused by a removal of the device or an addition of a new device. The time period may be 200 usec or less.Type: GrantFiled: March 11, 2022Date of Patent: December 19, 2023Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv
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Publication number: 20230246485Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: ApplicationFiled: April 10, 2023Publication date: August 3, 2023Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Arik ROFE, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Patent number: 11626759Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: GrantFiled: September 22, 2021Date of Patent: April 11, 2023Assignee: POWERMAT TECHNOLOGIES LTDInventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Patent number: 11626760Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: GrantFiled: May 26, 2022Date of Patent: April 11, 2023Assignee: POWERMAT TECHNOLOGIES, LTD.Inventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Patent number: 11482887Abstract: A system for wirelessly charging, via a medium, a device having a receiver coil comprises at least one relay configured to inductively transfer power to the receiver coil of the device and a transmitter configured to inductively transmit, to the at least one relay, power for charging the device. A joint resonance frequencies of a transmitter resonance circuit and a relay resonance circuit have a main resonance frequency (MRF). The transmitter is configured to operate at an operational frequency (OPF) from a range of OPFs. The range of OPFs is different than the MRF. The at least one relay comprises a second relay coil connected in series to the first relay coil. One side of the second relay coil faces the device and a second side of the second relay coil is covered by a relay ferrite layer. The second relay coil is smaller than the first relay coil.Type: GrantFiled: November 23, 2021Date of Patent: October 25, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv
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Publication number: 20220285998Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: ApplicationFiled: May 26, 2022Publication date: September 8, 2022Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Patent number: 11349353Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: GrantFiled: October 11, 2021Date of Patent: May 31, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Publication number: 20220085656Abstract: A system for wirelessly charging, via a medium, a device having a receiver coil comprises at least one relay configured to inductively transfer power to the receiver coil of the device and a transmitter configured to inductively transmit, to the at least one relay, power for charging the device. A joint resonance frequencies of a transmitter resonance circuit and a relay resonance circuit have a main resonance frequency (MRF). The transmitter is configured to operate at an operational frequency (OPF) from a range of OPFs. The range of OPFs is different than the MRF. The at least one relay comprises a second relay coil connected in series to the first relay coil. One side of the second relay coil faces the device and a second side of the second relay coil is covered by a relay ferrite layer. The second relay coil is smaller than the first relay coil.Type: ApplicationFiled: November 23, 2021Publication date: March 17, 2022Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Itay SHERMAN, Ilya GLUZMAN, Elieser MACH, Amir SALHUV
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Patent number: 11277030Abstract: According to a first aspect of the present disclosed subject matter, a system for wirelessly charging a device by a transmitter capable of receiving messages from a device, the system comprising: a configurable driver for inductively transfer power level for charging the device; a controller configured to control the driver and continuously measuring currents and voltages of the transmitter while the charging, wherein the control is tuning the power level by reconfiguring the driver with parameters selected from a group consisting of operating frequency; duty cycle; amplitude; and any combination thereof, based on the measuring indicating a power level deviation or resetting another power level based on messages.Type: GrantFiled: March 7, 2018Date of Patent: March 15, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv
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Patent number: 11271438Abstract: According to a first aspect of the present disclosed subject matter, a method for foreign object detection in a system having a relay adapted to inductively transfer power for charging a device and a transmitter having a controller configured to inductively transmit to the relay the power for charging the device, wherein the transmitter and the relay are separated by a medium, wherein the controller is capable of communicating with the device, the method comprising operations by the controller: determining power consumed by the transmitter; determining power loss on the transmitter according to continuous measurements of AC output current; obtaining coupling factor between the transmitter and the relay; determining power loss on the relay based on continuous measurements of AC output current and coupling factor; subtracting from the power consumed by the transmitter the power loss on the transmitter and power loss on the relay; obtaining from the device consumed power of the device; comparing a result of theType: GrantFiled: March 7, 2018Date of Patent: March 8, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv, Sharon Ben-Itzhak
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Patent number: 11271429Abstract: According to a first aspect of the present disclosed subject matter, a dynamic calibration method in a system comprising a relay, having a coil, adapted to inductively transfer power for charging a device and a transmitter, having a coil and a controller configured to inductively transmit to the relay the power for charging the device, wherein the transmitter and the relay are separated by a medium, the method comprising: determining operating parameters selected from a group consisting of minimal and maximal operating frequency; direction of power increase relative to operating frequency; minimal and maximal duty cycle; minimal and maximal operating amplitude; and any combination thereof; wherein the operating parameters and a ping frequency are determined based on dynamic measurements of the transmitter operation and calculations executed by the controller during the calibration.Type: GrantFiled: March 7, 2018Date of Patent: March 8, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv, Sharon Ben-Itzhak, Aya Kantor
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Publication number: 20220029460Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: ApplicationFiled: October 11, 2021Publication date: January 27, 2022Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Publication number: 20220006331Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: ApplicationFiled: September 22, 2021Publication date: January 6, 2022Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Arik ROFE, Elieser MACH, Oola GREENWALD, Guy RAVEH, Moti ASHERY, Ilya GLUZMAN, Moti KDOSHIM
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Patent number: 11218025Abstract: According to a first aspect of the present disclosed subject matter, a system for wirelessly charging a device, having a built-in coil, via a medium comprising: at least one relay adapted to inductively transfer power for charging the device; and a transmitter configured to inductively transmit to the at least one relay the power for charging the device, wherein the transmitter and the relay are separated by the medium and wherein the relay and the transmitter substantially face each other; wherein the transmitter further comprises a transmitter coil and a transmitter capacitor constituting a transmitter resonance circuit, wherein the relay further comprises a relay coil and a relay capacitor constituting a relay resonance circuit, and wherein a joint resonance frequencies (JRF) of both resonance circuits have a main resonance frequency (MRF); and wherein the transmitter operates at an operational frequency (OPF) selected from a range of OPFs, wherein the range of OPFs is substantially different than the MRF.Type: GrantFiled: March 7, 2018Date of Patent: January 4, 2022Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Itay Sherman, Ilya Gluzman, Elieser Mach, Amir Salhuv
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Patent number: 11183888Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: GrantFiled: August 10, 2020Date of Patent: November 23, 2021Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Arik Rofe, Elieser Mach, Oola Greenwald, Guy Raveh, Moti Ashery, Ilya Gluzman, Moti Kdoshim
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Patent number: 11183853Abstract: A method of detecting a foreign object presence between a wireless power transmitter and a wireless power receiver, the wireless power transmitter comprising a primary coil for transferring power wirelessly to a secondary coil of the wireless power receiver, comprises: transmitting a calibration ping signal; measuring and recording decay time of the calibration ping signal; transmitting test ping signal; measuring and recording decay time of the test ping signal; and determining the foreign object presence if the decay time of the test ping signal is smaller than decay time of the calibration ping signal and if an absolute value of a difference between them is above a threshold.Type: GrantFiled: June 2, 2020Date of Patent: November 23, 2021Assignee: POWERMAT TECHNOLOGIES LTD.Inventors: Ilya Gluzman, Oola Greenwald, Elieser Mach, Oz Moshkovich, Guy Raveh
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Publication number: 20200373791Abstract: A system and method for inductively providing electrical power at a plurality of power levels to electrical devices. The system may include an inductive power outlet unit conductively coupled to a power supply and an inductive power receiver unit associated with the electrical device. The inductive power outlet unit includes a driver device operable to generate power at a plurality of power levels and electrical power is transferred to the electrical device at a power level selected from the plurality of power levels, in accordance with electrical power requirements of the electrical device. The power receiver may be operable in a plurality of modes having a secondary inductor configured to operate selectively with a plurality of inductance values.Type: ApplicationFiled: August 10, 2020Publication date: November 26, 2020Inventors: ARIK ROFE, ELIESER MACH, OOLA GREENWALD, GUY RAVEH, MOTI ASHERY, ILYA GLUZMAN, MOTI KDOSHIM
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Publication number: 20200328617Abstract: According to a first aspect of the present disclosed subject matter, a dynamic calibration method in a system comprising a relay, having a coil, adapted to inductively transfer power for charging a device and a transmitter, having a coil and a controller configured to inductively transmit to the relay the power for charging the device, wherein the transmitter and the relay are separated by a medium, the method comprising: determining operating parameters selected from a group consisting of minimal and maximal operating frequency; direction of power increase relative to operating frequency; minimal and maximal duty cycle; minimal and maximal operating amplitude; and any combination thereof; wherein the operating parameters and a ping frequency are determined based on dynamic measurements of the transmitter operation and calculations executed by the controller during the calibration.Type: ApplicationFiled: March 7, 2018Publication date: October 15, 2020Applicant: PowerMat Technologies Ltd.Inventors: Itay SHERMAN, Ilya GLUZMAN, Elieser MACH, Amir SALHUV, Sharon BEN-ITZHAK, Aya KANTOR
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Publication number: 20200321806Abstract: According to a first aspect of the present disclosed subject matter, a system for wirelessly charging a device, having a built-in coil, via a medium comprising: at least one relay adapted to inductively transfer power for charging the device; and a transmitter configured to inductively transmit to the at least one relay the power for charging the device, wherein the transmitter and the relay are separated by the medium and wherein the relay and the transmitter substantially face each other; wherein the transmitter further comprises a transmitter coil and a transmitter capacitor constituting a transmitter resonance circuit, wherein the relay further comprises a relay coil and a relay capacitor constituting a relay resonance circuit, and wherein a joint resonance frequencies (JRF) of both resonance circuits have a main resonance frequency (MRF); and wherein the transmitter operates at an operational frequency (OPF) selected from a range of OPFs, wherein the range of OPFs is substantially different than the MRF.Type: ApplicationFiled: March 7, 2018Publication date: October 8, 2020Applicant: Powermat Technologies Ltd.Inventors: Itay SHERMAN, Ilya GLUZMAN, Elieser MACH, Amir SALHUV
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Publication number: 20200295602Abstract: A method of detecting a foreign object presence between a wireless power transmitter and a wireless power receiver, the wireless power transmitter comprising a primary coil for transferring power wirelessly to a secondary coil of the wireless power receiver, comprises: transmitting a calibration ping signal; measuring and recording decay time of the calibration ping signal; transmitting test ping signal; measuring and recording decay time of the test ping signal; and determining the foreign object presence if the decay time of the test ping signal is smaller than decay time of the calibration ping signal and if an absolute value of a difference between them is above a threshold.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Inventors: ILYA GLUZMAN, OOLA GREENWALD, ELIESER MACH, OZ MOSHKOVICH, GUY RAVEH