IP Library Granted Patent US 12671268
Granted Patent B2
US 12671268 · App. 17/710,405 · Granted Jun 30, 2026

Aerial vehicles, charging stations and charging systems

Inventors: Yanghe Liu (Ann Arbor, MI); Shailesh N. Joshi (Ann Arbor, MI); Hiroshi Ukegawa (South Lyon, MI)
Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
H02J50/10B60L53/126B60L53/38H02N15/00B60L2200/10
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Quick Facts
Patent No.
US 12671268
App. No.
17/710,405
Granted
Jun 30, 2026
Kind
B2
Abstract

An aerial vehicle is provided. The aerial vehicle may include a battery, a receiver for wirelessly receiving power to charge the battery, a vehicle magnetic levitation module providing a repelling force between the aerial vehicle and a charging station, and a controller controlling the vehicle magnetic levitation module to adjust a level of the repelling force based on at least one of parameters indicative of charging efficiency.

Claims (28)

1 . An aerial vehicle, comprising:

a battery;

a receiver for wirelessly receiving power to charge the battery;

a plurality of vehicle magnetic levitation modules providing a repelling force between the aerial vehicle and a charging station, wherein the plurality of vehicle magnetic levitation modules generate a magnetic force depression that prevents lateral movement of the aerial vehicle; and

a controller controlling the plurality of vehicle magnetic levitation modules to adjust a level of the repelling force based on at least one parameter of a plurality of parameters indicative of charging efficiency and to control a movement of the aerial vehicle in a vertical direction by the repelling force.

2 . The aerial vehicle of claim 1 , wherein the plurality of parameters include a current level of the plurality of vehicle magnetic levitation modules.

3 . The aerial vehicle of claim 1 , wherein the controller increases or decreases the level of the repelling force such that to maintain the at least one parameter at a predetermined level.

4 . The aerial vehicle of claim 1 , wherein the controller activates a transmitter of the charging station to transmit power to the receiver when the at least one parameter indicates that the aerial vehicle is approaching the charging station.

5 . A charging station for charging an aerial vehicle, comprising:

a transmitter wirelessly transmitting power to the aerial vehicle;

a plurality of transmitter magnetic levitation modules for providing a repelling force between the aerial vehicle and the charging station, wherein the plurality of transmitter magnetic levitation modules generate a magnetic depression that prevents lateral movement of the aerial vehicle; and

a controller controlling the plurality of transmitter magnetic levitation modules to adjust a level of the repelling force based on at least one parameter of a plurality of parameters indicative of charging efficiency and to control a movement of the aerial vehicle in a vertical direction by the repelling force.

6 . The charging station of claim 5 , wherein the plurality of parameters include a current level of the plurality of transmitter magnetic levitation modules.

7 . The charging station of claim 5 , wherein the controller increases or decreases the level of the repelling force such that to maintain the at least one parameter at a predetermined level.

8 . The charging station of claim 5 , wherein the controller activates the transmitter to transmit the power to the aerial vehicle when the at least one parameter indicates that the aerial vehicle is approaching the charging station.

9 . A system for charging an aerial vehicle, comprising:

the aerial vehicle comprising:

a battery; and

a receiver for wirelessly receiving power to charge the battery;

a charging station comprising:

a transmitter wirelessly transmitting the power to the receiver;

a plurality of magnetic levitation modules providing a repelling force between the aerial vehicle and the charging station, wherein the plurality magnetic levitation modules generate a magnetic force depression that prevent lateral movement of the aerial vehicle; and

a controller controlling the plurality of magnetic levitation modules to adjust a level of the repelling force based on at least one parameter of a plurality of parameters indicative of charging efficiency and to control a movement of the aerial vehicle in a vertical direction by the repelling force, wherein the repelling force creates and maintains a vertical distance between the aerial vehicle and the charging station.

10 . The system of claim 9 , wherein the plurality of parameters include a current level of the plurality of magnetic levitation modules.

11 . The system of claim 9 , wherein the plurality of magnetic levitation modules is disposed on at least one of the aerial vehicle and the charging station.

12 . The system of claim 9 , wherein the controller increases or decreases the level of the repelling force such that to maintain the at least one parameter at a predetermined level.

13 . The system of claim 9 , wherein the controller activates the transmitter to transmit the power when the at least one parameter indicates that the aerial vehicle is approaching the charging station.

14 . The system of claim 9 , wherein the controller deactivates the transmitter to stop transmitting the power when the at least one parameter indicates that the aerial vehicle is moving away from the charging station.