Abstract: Disclosed is a vehicle including a battery, and a controller configured to check identification information of a charger when the charger and the battery are connected, determine whether a charging interruption history exists in the charger based on the identification information of the charger, determine whether or not a user consents to perform recharging of the battery with a first current value in a case where the charging interruption history exists, and perform the recharging of the battery with the first current value depending on the consent of the user or not.
Abstract: A wireless power receiver for wirelessly receiving power from a wireless power transmitter comprises: a power reception circuit receiving electromagnetic waves emitted from the wireless power receiver so as to output power having an alternating current waveform; a rectifier for rectifying the power, having an AC waveform, outputted from the power reception circuit into power having a direct current waveform; a DC/DC converter for converting, into a voltage of a preset level, a voltage of the power having a direct current waveform, the power being rectified by the rectifier; a charger for charging a battery by using the power having a DC waveform, converted from the DC/DC converter; an alternating current ground connected to the power reception circuit and/or the rectifier so as to receive at least a portion of the power having an alternating current waveform; and a direct current ground connected to the DC/DC converter and/or the charger so as to receive at least a portion of the power having a direct current
Type:
Grant
Filed:
June 15, 2020
Date of Patent:
October 3, 2023
Assignee:
Samsung Electronics Co., Ltd.
Inventors:
Chong-Min Lee, Yu-Su Kim, Hyung-Koo Chung, Hyo-Seok Han
Abstract: An electronic device according to one embodiment of the present invention comprises: a wireless power reception unit for wirelessly receiving power from an external device; a communication unit for transmitting data to the external device; and a processor for controlling the communication unit such that the communication unit transmits data to the external device when power is received from the external device through the wireless power reception unit, and since data is transmitted to the external device on the basis of a signal outputted from the wireless power reception unit, the data can be transmitted to the external device without requiring separate settings.
Abstract: Embodiments are disclosed of an electronic power conversion apparatus. The apparatus includes a first circuit comprising a first plurality of bidirectional switches coupled in parallel and a second circuit comprising a second plurality of bidirectional switches coupled in parallel. The apparatus further includes a power converter circuit coupling the first and the second circuit. The apparatus includes a control circuit operatively coupled to the first and second plurality of bidirectional switches. The control circuit controls a state of each of the first and second plurality of bidirectional switches.
Abstract: Provided are an apparatus and system for directing power flow between multiple devices, the apparatus comprising: one or more inlet ports for connection to one or more devices; a plurality of outlet ports configured for supplying electrical power; and a computing device configured to route power from the one or more inlet ports to the outlet ports. The system comprises a plurality of the apparatus connected to each other.
Type:
Grant
Filed:
November 29, 2018
Date of Patent:
September 5, 2023
Assignee:
UNIVERSITY COLLEGE DUBLIN , NATIONAL UNIVERSITY OF IRELAND
Inventors:
Robert Shorten, Julia O'Connell, Barry Cardiff, Giovanni Russo, Pietro Ferraro, Paul Dermot Cuffe
Abstract: A vehicle includes: a storage battery; a vehicle-side charging/discharging device connected to a facility-side charging/discharging device composing a power system provided in a facility, the vehicle-side charging/discharging device being configured to transfer power to/from the facility-side charging/discharging device; and a vehicle-side controller configured to control the vehicle-side charging/discharging device, wherein the facility-side charging/discharging device and the vehicle-side charging/discharging device are coupled to execute charge/discharge control between the power system and the storage battery, the vehicle-side controller is configured to determine, based on information about power transferred between the facility-side charging/discharging device and the vehicle-side charging/discharging device, presence or absence of an intervention of a facility-side control device, which controls power in the power system, in the charge/discharge control, and the charge/discharge control is executed bas
Abstract: A wireless charging system includes a transmitter and a receiver, the transmitter includes a transmitter coil and a first series matching capacitor, the transmitter coil is connected to the first series matching capacitor in series to form a first oscillation circuit, and the first oscillation circuit is configured to transfer power to the receiver, and the receiver includes a receiver coil and a second series matching capacitor, the receiver coil is connected to the second series matching capacitor in series to form a second oscillation circuit, and the second oscillation circuit is configured to receive the power transferred by the first oscillation circuit.
Abstract: A securing system for securing an electric bicycle to a bicycle docking frame includes a female connecting assembly mountable on the bicycle docking frame and a male connecting assembly mountable on the electric bicycle and sized to be received within a tapered recess of the female connecting assembly. When so received, first current coupling elements of the female assembly electrically interface with second current coupling elements of the male assembly, which can allow current flow therebetween to charge a battery of the electric bicycle. A bicycle rack system includes electric bicycles, bicycle docks, a charging module operable to receive electrical power from an external power source and a charging controller for adjusting the level of electrical power provided to dock-side charging modules that charge battery modules of electric bicycles docked thereto. A method for managing charging is also provided.
Type:
Grant
Filed:
July 13, 2018
Date of Patent:
August 1, 2023
Inventors:
David Saint-Germain, Sébastien Bossan, Daniel Lévesque, Mario Bélanger, Alain St-Jacques
Abstract: Aspects of the disclosure provide for a circuit. In at least some examples, the circuit includes a logic circuit, a first comparator, a second comparator, and an AND logic circuit. The logic circuit has an output and the first comparator has a first input coupled to an input voltage (VIN) pin, a second input configured to receive a Vin under voltage lockout (VINUVLO) threshold value, and an output. The second comparator has a first input coupled to a power middle (PMID) pin, a second input coupled to a battery pin, and an output and the AND logic circuit has a first input coupled to the output of the logic circuit, a second input coupled to the output of the first comparator, a third input coupled to the output of the second comparator, and an output coupled to an input of a field-effect transistor (FET) control circuit.
Type:
Grant
Filed:
February 15, 2019
Date of Patent:
July 4, 2023
Assignee:
TEXAS INSTRUMENTS INCORPORATED
Inventors:
Mustapha El Markhi, Alejandro Vera, Tonmoy Roy, Rohit Bhan
Abstract: Devices, methods and software for automated electrical connector positioning for electric vehicle (EV) charging are provided. Using, for example, the disclosed automatic charging device, a method for charging an EV includes determining receipt of an EV-side electrical connector to a charging zone of an EV charging environment. The method includes actuating a charger-side electrical connector from an initial position outside of the charging zone to a final position inside of the charging zone. The final position corresponds to the charger-side electrical connector matingly engaged with the EV-side electrical connector.
Type:
Grant
Filed:
September 23, 2019
Date of Patent:
July 4, 2023
Assignee:
ABB Schweiz AG
Inventors:
Thomas A. Fuhlbrigge, Gregory A. Cole, William J. Eakins, Stefan Rakuff, Harshang Shah, Sangeun Choi, Martin Krucinski
Abstract: An inductive charging unit for a vehicle includes a trough-shaped base support having a base surface and the base surface has laterally enclosing side walls where the base surface and the side walls form a trough. The charging unit further includes a top surface opposite the base surface and a primary coil for inductive coupling to a secondary coil associated with the vehicle, where the primary coil is disposed in the trough. A filling material is disposed in the trough and surrounds the primary coil so as to fix the primary coil mechanically.
Type:
Grant
Filed:
April 4, 2019
Date of Patent:
June 6, 2023
Assignee:
Bayerische Motoren Werke Aktiengesellschaft
Inventors:
Detlef Helm, Josef Krammer, Florian Niedermeier
Abstract: A charging system of an electrically powered vehicle includes a power storage device, a charging device that performs external charging for charging the power storage device with power received from an external power supply, a DCM that outputs information for informing a user of information about charging by the charging device, and an ECU that controls the charging device and the DCM. The ECU controls the charging device to perform the external charging, controls the charging device to limit charging power when a predetermined condition is satisfied during the charging, and controls the DCM to output information for informing the user of a remaining charging time calculated using charging power immediately before limitation while the charging power is limited. The user's feeling of strangeness can be reduced.
Abstract: An embodiment relates to a charging control apparatus and a charging control method for an electric vehicle. A charging control apparatus according to an embodiment comprises: a proximity detection port to which a proximity signal from a connector of a charging cable is input; a first proximity detection interface for generating a first proximity detection signal on the basis of the proximity signal; a controller for determining whether the connector of the charging cable is in proximity, on the basis of the first proximity detection signal; and a relay disposed between the proximity detection port and the first proximity detection interface and providing a proximity identification signal to the controller on the basis of a control by the controller.
Abstract: Embodiments of the present application relate to the field of robots, and disclose a method and a device for automatically charging a robot, a charging station and a robot. The method for automatically charging a robot in the present application, applied to the robot, includes the steps of: detecting a distance to a charging station according to a laser ranging signal; starting laser feature recognition when the distance is determined less than a preset distance, where the laser feature recognition is configured to identify the charging station; and performing docking process according to a recognition result of the laser feature recognition, a laser ranging signal and an infrared guiding signal. The method for automatically charging a robot in the embodiments enables the intelligent robot to quickly and accurately find the charging station, and accurately perform the docking process and automatically charging.
Type:
Grant
Filed:
March 29, 2019
Date of Patent:
April 25, 2023
Assignee:
SHENZHEN SILVER STAR INTELLIGENT GROUP CO., LTD.
Abstract: Faster charging of a battery, including: opening a first switch disposed between an input node of the battery and an input node of a load to decouple the input node of the battery from the input node of the load; and charging the battery using a first charging source coupled to the input node of the battery while the load is being powered through the input node of the load via a second charging source having a charge rate slower than the first charging source.
Type:
Grant
Filed:
November 2, 2017
Date of Patent:
April 18, 2023
Assignee:
QUALCOMM Incorporated
Inventors:
Eric Mikuteit, Juha Oikarinen, Gene McAllister
Abstract: Wireless charging devices, methods of manufacture thereof, and methods of charging electronic devices are disclosed. In some embodiments, a wireless charging device includes a controller, a molding material disposed around the controller, and an interconnect structure disposed over the molding material and coupled to the controller. The wireless charging device includes a wireless charging coil coupled to the controller. The wireless charging coil comprises a first portion disposed in the interconnect structure and a second portion disposed in the molding material. The wireless charging coil is adapted to provide an inductance to charge an electronic device.
Type:
Grant
Filed:
July 20, 2020
Date of Patent:
April 18, 2023
Assignee:
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Inventors:
Chen-Hua Yu, Chita Chuang, Chen-Shien Chen, Ming Hung Tseng, Sen-Kuei Hsu, Yu-Feng Chen, Yen-Liang Lin
Abstract: An energy supply arrangement for supplying a motor vehicle with electrical energy via a conductive plug connection, includes a stationary charging station and a charging socket which is arranged on board the motor vehicle, the charging station having a charging plug which can be extended in the direction of the motor vehicle. It is provided that the charging plug has a cylindrical base body, on the lateral surface of which multiple electrical contacts are arranged, the base body being encompassed by a protective ring which covers the contacts in a first position and releases the contacts in a second position for contacting counter contacts of the charging socket. A method for operating an energy supply arrangement is also provided.
Type:
Grant
Filed:
September 23, 2020
Date of Patent:
March 7, 2023
Assignee:
Audi AG
Inventors:
Alexander Kupfer, Ilias Gkoumas, Hardo Tumm
Abstract: A method and apparatus (100) are provided for charging a vehicle battery (108). The apparatus (100) includes a controller (102) designed to influence a charging process of the vehicle battery (108). The apparatus (100) further has a switching device (104) to transmit a signal to the controller (102) in response to operation of the switching device (104) by a user. The controller (102) is designed to influence the vehicle battery (108) before the charging process in response to receiving the signal depending on at least one desired state for the charging process.
Abstract: A wireless charging receiving apparatus includes a wireless charging conversion module, a charging management module, a voltage combination module and at least two wireless charging receiving coils.
Abstract: A charge-discharge control circuit includes a first cell balancing circuit having a first switch; a second cell balancing circuit having a second switch; a first cell balance detection circuit having a third switch; a second cell balance detection circuit having a fourth switch; and a control circuit which outputs a control signal to turn on the first switch in a prescribed cycle according to the voltage of a first battery which is higher than or equal to a cell balance detection voltage, or outputs a control signal to turn on the second switch in the prescribed cycle according to the voltage of a second battery which is higher than or equal to the cell balance detection voltage, and outputs a control signal to turn off the third switch and the fourth switch in the prescribed cycle during output of the control signal.