INFORMATION PROCESSING DEVICEAn information processing device includes a plurality of magnetic circuits, at least one input terminal that is connected to at least one of the plurality of magnetic circuits, at least one output ter…DRIVE·2d ago·1 min readFollowH02J50/12TDK Corporation
RECEIVER CIRCUITRY AND A METHOD FOR RECEIVING POWER THROUGH WIRELESS POWER TRANSFER, AND AN IMPLANT DEVICEA receiver circuitry for receiving power through wireless power transfer comprises: a power receiver comprising a resonant circuit and a first switch, and configured to store received energy through r…DRIVE·2d ago·1 min readFollowH02J50/12Stichting IMEC Nederland
WIRELESS CHARGING IN AUTOMATED PARKING GARAGESDisclosed herein is a system for wireless power transmission (WPT) inductive charging batteries of an electric vehicle (EV) while parked in an automated parking garage, the system including primary co…DRIVE·2d ago·1 min readFollowH02J50/12CHARGING ROBOTICS LTD.
IMPROVEMENT RELATING TO INDUCTIVE POWER TRANSFERAn inductive power transfer receiver. The receiver comprising an inductive power input circuit comprising a tuning circuit with a receiver coil, and a power control circuit for controlling the output …DRIVE·2d ago·1 min readFollowH02J50/12INTDEVICE LIMITED
ELECTRONIC DEVICE WITH FREQUENCY DITHERING AND RIPPLE MITIGATIONAn electronic device configured to transfer wireless power to an additional electronic device can include a wireless power transfer coil; an inverter configured to receive switching signals based on a…DRIVE·3d ago·1 min readFollowH02J50/12APPLE INC [US]
A RECEIVER CIRCUITRY AND A METHOD FOR RECEIVING POWER THROUGH WIRELESS POWER TRANSFER, AND AN IMPLANT DEVICEA receiver circuitry (100) for receiving power through wireless power transfer comprises: a power receiver (110) comprising a resonant circuit (112) and a first switch (126), and configured to store r…DRIVE·3d ago·2 min readFollowH02J50/12STICHTING IMEC NEDERLAND [NL]
Apparatus, systems and methods for scalable 3D wireless charging utilizing multiple coilsA wireless power transfer (WPT) system is provided to drive multiple resonator coils utilizing one power amplifier. The WPT system may include a power amplifier, a differential 1:N power divider, impe…DRIVE·4d ago·1 min readFollowH02J50/12GaN Systems Inc.
WIRELESS SENSOR AND RAISING/LOWERING DEVICE INFORMATION COLLECTION SYSTEMA wireless sensor and a raising/lowering device information collection system that can suppress an increase in an amount of wiring are provided. The raising/lowering device information collection syst…DRIVE·Jun 18·1 min readFollowH02J50/12Mitsubishi Electric Corporation
NON-CONTACT POWER FEEDING DEVICE AND NON-CONTACT POWER FEEDING METHODA contactless power feeding system includes a power supply line to supply AC power to a power receiver on a mobile body in a non-contact manner, and a power supply boards to generate AC power and supp…DRIVE·Jun 18·1 min readFollowH02J50/12MURATA MACHINERY, LTD.
RECTIFIER, INVERTER, AND WIRELESS CHARGING DEVICEThe present disclosure provides a rectifier, an inverter, and a wireless charging device. The rectifier includes a signal conversion unit and a switchable capacitor unit that are mutually coupled. The…DRIVE·Jun 18·1 min readFollowH02J50/12HUAWEI TECHNOLOGIES CO., LTD.
FOREIGN OBJECT DETECTION DEVICE AND COIL DEVICEReducing size of added search coil disposed to overlap search coil in order to reduce region where foreign object detection is difficult. Foreign object detection device comprises first search coil co…DRIVE·Jun 18·1 min readFollowH02J50/12OMRON Corporation
ELECTRONIC DEVICE AND POWER TRANSMISSION METHODAn electronic device of the present disclosure may comprise: a power transmission circuit; and a processor, wherein the processor: transmits Q ping through the power transmission circuit; when a chang…DRIVE·Jun 17·1 min readFollowH02J50/12SAMSUNG ELECTRONICS CO LTD [KR]
Wireless charging for wearable devices with magnetic alignment featuresAccording to examples, a charging interface for a wearable device may include a receiver coil arranged inside the wearable device; a transmitter coil arranged outside the wearable device, where the tr…DRIVE·Jun 16·1 min readFollowH02J50/12Meta Platforms Technologies, LLC
Wireless charging system and wireless charging methodEmbodiments of this application disclose a wireless charging system. The wireless charging system includes a first electronic device, a wireless charging device, and a second electronic device. The wi…DRIVE·Jun 16·1 min readFollowH02J50/12HUAWEI TECHNOLOGIES CO., LTD.
EMI Mitigation Features In Wireless Power Transmission SystemsAn antenna for a wireless power transmission system includes a coil layer and a filter layer. The coil layer includes turns, a first coil end, and a second coil end. The coil layer is electrically con…DRIVE·Jun 11·1 min readFollowH02J50/12NuCurrent, Inc.
WIRELESS POWER TRANSFERA wireless power system comprises a power receiver (105) receiving power from a power transmitter (101) which comprises an output resonance circuit comprising a transmitter coil (103) and a capacitor …DRIVE·Jun 10·2 min readFollowH02J50/12KONINKLIJKE PHILIPS NV [NL]
Wireless charging systemA wireless charging system that pertains to the field of wireless charging technologies is provided. The system includes: a transmit apparatus and a receive apparatus where the transmit apparatus incl…DRIVE·Jun 9·1 min readFollowH02J50/12Huawei Technologies Co., Ltd.
Drive control apparatus for composite resonance circuit including a plurality of resonance circuitsA drive control apparatus is configured to drive and control a composite resonance circuit including LC resonant circuits including inductances L of power transmitting and receiving coils electromagne…DRIVE·Jun 9·1 min readFollowH02J50/12OMRON CORPORATION
APPARATUS AND METHOD FOR PERFORMING POWER CONTROL IN WIRELESS POWER TRANSFER SYSTEMProvided are a device and method for performing authentication in a wireless power transfer system. Provided is an authentication method in a wireless power transfer system including receiving a first…DRIVE·Jun 3·1 min readFollowH02J50/12LG ELECTRONICS INC [KR]
WIRELESS POWER TRANSMITTER IMPLEMENTING LOW POWER PRE-CHARGING FOR FOREIGN OBJECT DETECTION IN A SEMICONDUCTOR DEVICEIn an embodiment, a semiconductor device is disclosed that includes a buffer circuit that is configured to selectively output a charge signal to an inductor-capacitor node of a power driver to charge …DRIVE·May 28·1 min readFollowH02J50/12Renesas Electronics America Inc.
WIRELESS POWER RECEIVING DEVICE AND OPERATION METHOD THEREFORAn example wireless power receiving device may include a receiving coil, a rectifier, a converter, a battery, and a processor. The processor may be configured to control the converter such that an inp…DRIVE·May 28·1 min readFollowH02J50/12Samsung Electronics Co., Ltd.
SYSTEM AND METHOD FOR PROVIDING INDUCTIVE POWER AT MULTIPLE POWER LEVELSA 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 pow…DRIVE·May 28·1 min readFollowH02J50/12POWERMAT TECHNOLOGIES LTD.
ELECTRONIC DEVICE WITH A TRIANGULAR-SHAPED FREQUENCY DITHERING PROFILEAn electronic device may include an inverter. The inverter may receive switching signals based on a dithered clock signal and output corresponding alternating current signals to a wireless power trans…DRIVE·May 27·1 min readFollowH02J50/12APPLE INC [US]
Power supply deviceA power supply device that wirelessly transmits power includes: a DC power source; an inverter circuit connected to the DC power source; a resonance circuit connected to the inverter circuit and inclu…DRIVE·May 26·1 min readFollowH02J50/12TOYOTA JIDOSHA KABUSHIKI KAISHA
Wireless power transferA power transmitter () provides power to a power receiver () via a power transfer signal generated by a drive signal fed to a transmitter coil (). A first controller () of the power transmitter () con…DRIVE·May 26·2 min readFollowH02J50/12Koninklijke Philips N.V.
METHOD FOR ENERGY MANAGEMENT OF A BATTERY-POWERED RADIO NODEMethod for energy management of a battery-operated radio node for bidirectional data transmission in a Long Range Wide Area Network (LoRaWAN) between the radio node and a network server and/or an appl…DRIVE·May 20·1 min readFollowH02J50/12DIEHL METERING SYSTEMS GMBH [DE]
PHASE-BASED DEMODULATION IN WIRELESS POWER TRANSFER SYSTEMSAccording to an embodiment, a demodulator circuit for wireless power transfer systems addresses phase wrap-around issues in phase-shift keying (PSK) modulated signals. The demodulator converts receive…DRIVE·May 14·1 min readFollowH02J50/12STMicroelectronics International N.V.
Polyphase Wireless Power Transfer Systems, Coil Assemblies and Resonant NetworksPolyphase wireless power transfer systems are provided. The transfer system may be used for charging hybrid and electric vehicles. The systems are capable of transferring over 50 KW over an air gap of…DRIVE·Apr 30·1 min readFollowH02J50/12UT-Battelle, LLC
Power Distribution for Modular StorageA power distribution device that couples to storage units is provided. The power distribution device a battery charger that indirectly charges batteries, such as for personal electronic devices. The d…DRIVE·Apr 23·1 min readFollowH02J50/12Milwaukee Electric Tool Corporation
WIRELESS POWER TRANSFERA power transmitter () provides power to a power receiver () via an inductive power transfer signal which is also used by the power receiver () for communication by load modulation. The power transmit…DRIVE·Apr 16·2 min readFollowH02J50/12KONINKLIJKE PHILIPS N.V.
SYNCHRONIZATION METHOD FOR WIRELESS POWER TRANSFER SYSTEM BY DETECTING VOLTAGE TRANSIENT USING A SENSOR INDUCTORA wireless power transfer (WPT) system with series-series compensation contains an inverter at a primary side, a rectifier at a secondary side, and a resonant circuit configured between the inverter a…DRIVE·Apr 2·1 min readFollowH02J50/12City University of Hong Kong
OCULAR SYSTEM WITH ENHANCED INDUCTIVE COUPLINGAn ocular system includes an ocular device (), having a coil (), for deployment in or on the eyeball, and an auxiliary device, including a coil (), integrated into a patch () for deployment on an eyel…DRIVE·Mar 26·1 min readFollowH02J50/12BLINK ENERGY LTD.
POWER SUPPLY DEVICEA power supply device that wirelessly transmits power includes: a DC power source; an inverter circuit connected to the DC power source; a resonance circuit connected to the inverter circuit and inclu…DRIVE·Mar 26·1 min readFollowH02J50/12TOYOTA JIDOSHA KABUSHIKI KAISHA
ASK Modulation and Demodulation SystemIn an embodiment, a wireless power transmitter of a wireless charging system may detect an amplitude shift keying (ASK) carrier signal sent by a wireless power receiver of the wireless charging system…DRIVE·Mar 19·1 min readFollowH02J50/12Halo Microelectronics International
WIRELESS POWER TRANSFERA power receiver () communicates to a power transmitter () using load modulation data symbols modulated by a chip sequence with a chip sequence being divided into load time intervals with different mo…DRIVE·Mar 19·2 min readFollowH02J50/12KONINKLIJKE PHILIPS N.V.
Method and Apparatus for Wireless Power Transfer with Resonant Capacitor SwitchingAn apparatus for wireless power transfer includes a resonant circuit comprising: a transmitter coil; a first capacitor connected with the transmitter coil in series; and a second capacitor connected i…DRIVE·Mar 19·1 min readFollowH02J50/12NuVolta Technologies (Hefei) Co., Ltd.
POWER TRANSMISSION COIL UNITA power transmission coil unit includes a power transmission coil and a power supply member electrically connected to a power source and power transmission coil. The power supply member is provided wi…DRIVE·Mar 12·1 min readFollowH02J50/12TOYOTA JIDOSHA KABUSHIKI KAISHA
WIRELESS POWER SUPPLY APPARATUSA wireless power supply apparatus includes a power transmission resonant circuit, a switching circuit, and a unit-control unit that controls the switching circuit. The unit-control unit performs at le…DRIVE·Mar 12·1 min readFollowH02J50/12DENSO CORPORATION
WIRELESS POWER SUPPLY SYSTEM AND POWER RECEPTION DEVICEA power reception device includes a power reception rectification circuit that converts a high-frequency power received by a power reception resonance circuit into a DC power on the power reception si…DRIVE·Mar 12·2 min readFollowH02J50/12Murata Manufacturing Co., Ltd.
TRANSMITTING TERMINAL SUPPORTING WIRELESS CHARGING OF MULTIPLE DEVICES, CHARGING BASE AND SYSTEMThis application discloses a transmit end supporting multi-device wireless charging, a charging base, and a system, to support N-channel wireless charging, where N is an integer greater than or equal …DRIVE·Feb 25·2 min readFollowH02J50/12HUAWEI DIGITAL POWER TECH CO LTD [CN]
