Patents Assigned to Powermat Technologies Ltd
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Publication number: 20140210277Abstract: An inductive power transfer system comprising a primary inductor wired to a transmission controller and a power supply via a driver, and operable to inductively couple with a secondary inductor wired to an electric load via a reception circuit. The transmission controller instructs the driver to apply an oscillating driving voltage to said primary inductor in an intermittent pattern comprising an alternation of the driver being in an ON state and an OFF state, characterized by a transmission requirement profile. The level of power transmission during the ON state may be the power level at which the inductive power transfer system transfers power with high efficiency. The reception circuit may comprise a power storage element configured to store power received by said secondary inductor when said driving voltage is applied, and to provide power to said electric load.Type: ApplicationFiled: March 28, 2014Publication date: July 31, 2014Applicant: POWERMAT TECHNOLOGIES LTD.Inventor: Amir BEN-SHALOM
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Publication number: 20140203661Abstract: A multi-mode power transfer providing system for an electrical device adapted to support dual-mode operable to receive power wirelessly using hermaphrodite power connector coupled with data exchange functionality. The multi-mode power transfer providing system may comprise a wired power connector; and a wireless power receiver unit comprising a wireless power receiving element; and a selection control switch, wherein the selection control switch is configured to switch between a wired power transfer mode wherein the wired power connector is electrically connected to the electrical device, and a wireless power transfer mode wherein the wireless power receiver is electrically connected to the electrical device.Type: ApplicationFiled: January 21, 2014Publication date: July 24, 2014Applicant: POWERMAT TECHNOLOGIES, LTD.Inventors: Yaniv DAYAN, Amir HASSON, Moti KDOSHIM
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Patent number: 8766488Abstract: An adjustable inductive power transmission platform includes inductive power outlets embedded into adjustable modules having multiple configurations. The inductive power outlets are configured to couple with inductive power receivers to provide power to electrical loads wired thereto. The multiple configurations of the adjustable modules allow the position of the inductive power outlets to be adjusted to match the locations of inductive receivers to suit changing requirements.Type: GrantFiled: May 3, 2013Date of Patent: July 1, 2014Assignee: Powermat Technologies, Ltd.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Alfred Leibovitz, Arik Rofe
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Patent number: 8762749Abstract: A power providing system for an electrical device includes a secondary inductor, wired to the electrical device, for inductively coupling with a primary inductor hardwired to a power supply. The secondary inductor is incorporated into an accessory of the electrical device.Type: GrantFiled: January 15, 2013Date of Patent: June 24, 2014Assignee: Powermat Technologies, Ltd.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Patent number: 8749097Abstract: A signal transfer system for controlling power transfer across an inductive power coupling. A transmission circuit associated with an inductive power receiver is configured to transmit a control signal to a reception circuit associated with an inductive power outlet. The transmission circuit includes an ancillary load and a switching unit for modulating power drawn by a secondary inductive coil according to the control signal. The reception circuit is configured to monitor power provided to a primary inductive coil thereby detecting the modulated control signal. The signal transfer system may be used to regulate the power supplied by the inductive coupling and to detect the presence of the secondary coil.Type: GrantFiled: September 21, 2009Date of Patent: June 10, 2014Assignee: Powermat Technologies, LtdInventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Publication number: 20140125146Abstract: A transmission-guard is disclosed for preventing an inductive power outlet from transmitting power in the absence of an inductive power receiver. A transmission lock is associated with an inductive power outlet and a transmission key is associated with an inductive power receiver.Type: ApplicationFiled: January 10, 2014Publication date: May 8, 2014Applicant: POWERMAT TECHNOLOGIES, LTD.Inventors: Yossi AZANCOT, Amir BEN-SHALOM, Oola GREENWALD, Arik ROFE, Alfred LEI-BOVITZ, Dov RHODES, Noam MEYUHAS
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Publication number: 20140125147Abstract: A transmission-guard is disclosed for preventing an inductive power outlet from transmitting power in the absence of an inductive power receiver. A transmission lock is associated with an inductive power outlet and a transmission key is associated with an inductive power receiver.Type: ApplicationFiled: January 10, 2014Publication date: May 8, 2014Applicant: POWERMAT TECHNOLOGIES, LTD.Inventors: Yossi AZANCOT, Amir BEN-SHALOM, Oola GREENWALD, Arik ROFE, Alfred LEI-BOVITZ, Dov RHODES, Noam MEYUHAS
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Publication number: 20140097677Abstract: An efficiency monitor for monitoring the efficiency of power transmission by an inductive power outlet. The efficiency monitor includes an input power monitor, for measuring the input power delivered to the primary coil, and an output power monitor, for measuring the output power received by the secondary coil. The input and output powers are used by a processor to determine an index of power-loss. A circuit breaker may be used to disconnect the inductive power outlet in case of excessive power loss.Type: ApplicationFiled: December 6, 2013Publication date: April 10, 2014Applicant: Powermat Technologies, Ltd.Inventors: Yossi AZANCOT, Amir BEN-SHALOM, Oola GREENWALD, Arik ROFE
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Publication number: 20140091638Abstract: A power providing system for transferring power from an inductive power outlet to an inductive power receiver. The power providing system includes a targeting apparatus capable of detecting the location of the inductive power receiver adjacent to said extended surface and driving a primary inductor in the vicinity of the inductive power receiver. Optionally, the inductive power outlet includes a moving primary inductor which may move into alignment with the receiver. Alternatively, the inductive power outlet includes an array of primary inductors and a primary inductor may be selected in the locality of the inductive power receiver.Type: ApplicationFiled: December 5, 2013Publication date: April 3, 2014Applicant: Powermat Technologies, Ltd.Inventors: Yossi AZANCOT, Amir BEN-SHALOM, Oola GREENWALD, Arik ROFE
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Patent number: 8629577Abstract: A pin-less power coupling arrangement comprising at least one pin-less power jack; the power jack comprising a primary coil shielded behind an insulating layer for inductive coupling to a pin-less power plug; said power plug comprising a secondary coil wherein said insulating layer is substantially flat and said power plug and said power jack may be aligned by an alignment means. Various such alignment means are discussed as are enabled surfaces for supporting inductive power jacks and inductive plugs coupled to various appliances.Type: GrantFiled: January 28, 2008Date of Patent: January 14, 2014Assignee: Powermat Technologies, LtdInventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Publication number: 20140008997Abstract: A pin-less power coupling arrangement comprising at least one pin-less power jack; the power jack comprising a primary coil shielded behind an insulating layer for inductive coupling to a pin-less power plug; said power plug comprising a secondary coil wherein said insulating layer is substantially flat and said power plug and said power jack may be aligned by an alignment means. Various such alignment means are discussed as are enabled surfaces for supporting inductive power jacks and inductive plugs coupled to various appliances.Type: ApplicationFiled: September 11, 2013Publication date: January 9, 2014Applicant: POWERMAT TECHNOLOGIES, LTD.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Patent number: 8624750Abstract: A power providing system for transferring power from an inductive power outlet to an inductive power receiver. The power providing system includes a targeting apparatus capable of detecting the location of the inductive power receiver adjacent to said extended surface and driving a primary inductor in the vicinity of the inductive power receiver. Optionally, the inductive power outlet includes a moving primary inductor which may move into alignment with the receiver. Alternatively, the inductive power outlet includes an array of primary inductors and a primary inductor may be selected in the locality of the inductive power receiver.Type: GrantFiled: April 9, 2010Date of Patent: January 7, 2014Assignee: Powermat Technologies, Ltd.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Patent number: 8626461Abstract: An efficiency monitor for monitoring the efficiency of power transmission by an inductive power outlet. The efficiency monitor includes an input power monitor, for measuring the input power delivered to the primary coil, and an output power monitor, for measuring the output power received by the secondary coil. The input and output powers are used by a processor to determine an index of power-loss. A circuit breaker may be used to disconnect the inductive power outlet in case of excessive power loss.Type: GrantFiled: November 29, 2011Date of Patent: January 7, 2014Assignee: Powermat Technologies, LtdInventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Patent number: 8618695Abstract: An electrical appliance comprising a connection to a power source and a principle electrical load, wherein the appliance additionally comprises at least one inductive power outlet, the inductive power outlet comprising: at least one driver, connectable to the power source, the driver for providing an oscillating voltage supply; and at least one primary inductive coil connected to the driver, the primary inductive coil for inductively coupling with an external secondary inductive coil wired to a second electrical load.Type: GrantFiled: December 1, 2010Date of Patent: December 31, 2013Assignee: Powermat Technologies, LtdInventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe, Ariel Katz
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Publication number: 20130285606Abstract: An inductive power transfer system includes an inductive power transmitter in the shape of a container that is capable of holding one or more electrical devices. The system is operable to transfer power inductively to devices stowed within the container via inductive power receivers. The inductive power transmitter includes at least one primary inductor configured to couple inductively with at least one secondary inductor and at least one driver configured to provide a variable electric potential at a driving frequency across said primary inductor. The inductive power receiver may comprise at least one secondary inductor connectable to a receiving circuit and an electric load, said secondary inductor configured to couple inductively with said at least one primary inductor such that power is transferred to said electric load.Type: ApplicationFiled: January 10, 2012Publication date: October 31, 2013Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Amir Ben-Shalom, Arik Rofe, Oola Greenwald, Guy Raveh, Elieser Match
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Publication number: 20130241478Abstract: An adjustable inductive power transmission platform includes inductive power outlets embedded into adjustable modules having multiple configurations. The inductive power outlets are configured to couple with inductive power receivers to provide power to electrical loads wired thereto. The multiple configurations of the adjustable modules allow the position of the inductive power outlets to be adjusted to match the locations of inductive receivers to suit changing requirements.Type: ApplicationFiled: May 3, 2013Publication date: September 19, 2013Applicant: POWERMAT TECHNOLOGIES LTD.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Alfred Leibovitz, Arik Rofe
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Patent number: 8536737Abstract: Inductive power providing systems suitable for wet environments are disclosed. Water resistant inductive outlets include primary inductors incorporated into water resistant work-surfaces. Water resistant inductive power receivers include secondary inductors incorporated into water resistant casings. Secondary inductors are configured to couple with primary inductors thereby providing power to electrical loads connected thereto.Type: GrantFiled: December 1, 2009Date of Patent: September 17, 2013Assignee: Powermat Technologies, Ltd.Inventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Arik Rofe
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Patent number: 8525962Abstract: A display device comprising an array of encapsulated pixels. The encapsulating pixel includes an optical element which is altered from a first optical state to a second optical state upon when a potential difference is generated across it. The optical element is in contact with two electrodes which are connected to a pixel driver for generating the potential difference. The encapsulated pixel is hermetically sealed from the environment by a sealing layer and the driver receives power wirelessly via an inductive power transmission system.Type: GrantFiled: November 26, 2012Date of Patent: September 3, 2013Assignee: Powermat Technologies, LtdInventor: Amir Ben-Shalom
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Patent number: 8456038Abstract: An adjustable inductive power transmission platform includes inductive power outlets embedded into adjustable modules having multiple configurations. The inductive power outlets are configured to couple with inductive power receivers to provide power to electrical loads wired thereto. The multiple configurations of the adjustable modules allow the position of the inductive power outlets to be adjusted to match the locations of inductive receivers to suit changing requirements.Type: GrantFiled: March 25, 2010Date of Patent: June 4, 2013Assignee: Powermat Technologies, LtdInventors: Yossi Azancot, Amir Ben-Shalom, Oola Greenwald, Alfred Leibovitz, Arik Rofe
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Publication number: 20130132743Abstract: A power providing system for an electrical device includes a secondary inductor, wired to the electrical device, for inductively coupling with a primary inductor hardwired to a power supply. The secondary inductor is incorporated into an accessory of the electrical device.Type: ApplicationFiled: January 15, 2013Publication date: May 23, 2013Applicant: POWERMAT TECHNOLOGIES LTD.Inventor: Powermat Technologies Ltd.