A device includes a propulsion unit configured to move the device and a steering unit configured to control the direction of the device. The device also includes a power unit configured to provide power to the propulsion unit and a charging unit configured to use an electric field to provide electri
A device includes a propulsion unit configured to move the device and a steering unit configured to control the direction of the device. The device also includes a power unit configured to provide power to the propulsion unit and a charging unit configured to use an electric field to provide electrical power to the power unit. The device further includes a first magnetic sensor configured to determine a vector of one or more magnetic fields and a processor communicatively coupled to the propulsion unit, the steering unit, the power unit, and the magnetic sensor. The processor is configured to receive, from the magnetic sensor, a time-varying signal indicative of a magnetic field and determine, based on the time-varying signal, that the magnetic field is associated with an electrical power transmission line. The processor is further configured to cause the steering unit to direct the device toward the electrical power transmission line.
대표청구항▼
1. A device comprising: a propulsion unit configured to move the device;a steering unit configured to control the direction of movement of the device;a power unit configured to provide power to the propulsion unit;a charging unit configured to use an electric field to provide electrical power to the
1. A device comprising: a propulsion unit configured to move the device;a steering unit configured to control the direction of movement of the device;a power unit configured to provide power to the propulsion unit;a charging unit configured to use an electric field to provide electrical power to the power unit;a first magnetic sensor configured to determine a vector of one or more magnetic fields; anda processor communicatively coupled to the propulsion unit, the steering unit, the power unit, and the magnetic sensor, wherein the processor is configured to:receive, from the magnetic sensor, a time-varying signal indicative of a magnetic field;determine, based on the time-varying signal, that the magnetic field is associated with an electrical power transmission line;determine, based on the time-varying signal, a distance between the electrical power transmission line and the device;compare the distance between the electrical power transmission line and the device and a first distance; andcause the steering unit to direct the device toward the electrical power transmission line based on the comparison to the first distance away from the electrical power transmission line. 2. The device of claim 1, wherein the electric field is generated by the electrical power transmission line. 3. The device of claim 1, wherein the processor is further configured to cause the steering unit to orient the device in a direction that maximizes the electrical power provided to the power unit. 4. The device of claim 3, wherein to determine the distance between the electrical power transmission line and the device, the processor is configured to: cause the steering unit to move in a direction that is not parallel to a length of the electrical power transmission line; anddetermine, based on an indication that the magnetic field increased and then decreased, that the device traveled through a plane parallel to the length of the electrical power transmission line. 5. The device of claim 3, wherein the first distance is one meter. 6. The device of claim 1, wherein the charging unit comprises an inductive transducer. 7. The device of claim 6, wherein the inductive transducer comprises an inductive coil. 8. The device of claim 1, wherein the propulsion unit includes one or more propellers. 9. The device of claim 1, wherein the propulsion unit is configured to move the device in three dimensions. 10. The device of claim 1, further comprising: a fuselage configured to contain the power unit; anda first wing extending from the fuselage, wherein the first wing comprises a first inductive transducer, and wherein the charging unit uses the first inductive transducer to provide the electrical power to the power unit. 11. The device of claim 10, wherein the first wing further comprises the first magnetic sensor. 12. The device of claim 10, further comprising a second wing extending from the fuselage, wherein the second wing comprises a second inductive transducer, and wherein the charging unit uses the second inductive transducer to provide the electrical power to the power unit. 13. The device of claim 12, further comprising a second magnetic sensor, wherein the second wing further comprises the second magnetic sensor. 14. The device of claim 1, further comprising a power meter configured to monitor a power level of the power unit, wherein the processor is communicatively coupled to the power meter, and wherein the processor is configured to cause the steering unit to direct the device toward the electrical power transmission line in response to receiving an indication from the power meter that the power level of the power unit is below a power threshold. 15. The device of claim 1, further comprising memory configured to store a magnetic waypoint database. 16. The device of claim 1, wherein the first magnetic sensor comprises a diamond with a nitrogen vacancy. 17. The device of claim 1, wherein the electrical power transmission line comprises an overhead electrical power transmission line. 18. The device of claim 1, wherein the electrical power transmission line comprises a buried electrical power transmission line. 19. The device of claim 1, wherein the electrical power transmission line is a utility power line. 20. The device of claim 1, wherein the electrical power transmission line transmits high voltage. 21. A method comprising: receiving, at a processor, a time-varying signal from a first magnetic sensor, wherein the time-varying signal is indicative of a magnetic field;determining, based on the time-varying signal, that the magnetic field is caused by an electrical power transmission line; andcausing a steering unit of a device to direct the device toward the electrical power transmission line. 22. The method of claim 21, further comprising charging a power unit of the device by using an electromagnetic field generated by the electrical power transmission line. 23. The method of claim 22, further comprising causing the steering unit of the device to maintain a first distance from the electrical power transmission line. 24. The method of claim 23, further comprising causing a propulsion unit of the device to move the device along a length of the electrical power transmission line while the device is maintained at the first distance away from the electrical power transmission line. 25. The method of claim 22, further comprising causing the steering unit to orient the device in a direction that maximizes electrical power used in charging to the power unit. 26. The method of claim 21, further comprising: determining, based on the time-varying signal, a distance between the electrical power transmission line and the device;comparing the distance between the electrical power transmission line and the device and a first distance; andcausing the steering unit to direct the device based on the comparison to be the first distance away from the electrical power transmission line. 27. The method of claim 26, wherein determining the distance between the electrical power transmission line and the device comprises: causing the steering unit to move in a direction that is not parallel to a length of the electrical power transmission line; anddetermining, based on an indication that the magnetic field increased and then decreased, that the device traveled through a plane parallel to the length of the electrical power transmission line. 28. The method of claim 26, wherein the first distance is less than ten meters. 29. The method of claim 21, wherein to direct the device to the electrical power transmission line, the method includes directing the device in three dimensions. 30. The method of claim 21, further comprising determining, via a power meter, that the power unit is below a power threshold, wherein said causing the steering unit to direct the device toward the electrical power transmission line is in response to said determining that the power level of the power unit is below the power threshold. 31. A device comprising: a propulsion unit configured to move the device;a power unit configured to provide power to the propulsion unit;a charging unit configured to use an electric field to provide electrical power to the power unit;a first magnetic sensor configured to determine a vector of a magnetic field of an electrical power transmission line; anda transceiver configured to transmit to a receiver the vector of the magnetic field. 32. The device of claim 31, further comprising a steering unit configured to control the direction that the device moves in. 33. The device of claim 32, wherein the transceiver is further configured to receive instructions for the steering unit. 34. A system comprising: a vehicle comprising: a propulsion unit configured to move the vehicle;a power unit configured to provide power to the propulsion unit;a charging unit configured to use an electric field to provide electrical power to the power unit;a first magnetic sensor configured to determine a vector of a magnetic field of an electrical power transmission line; anda transceiver configured to transmit a signal indicating the vector of the magnetic field; anda transceiver unit configured receive the signal. 35. The system of claim 34, wherein the transceiver unit further comprises a display configured to display the vector of the magnetic field. 36. The system of claim 34, wherein the transceiver unit is further configured to transmit a signal indicating a change in direction, wherein the transceiver is configured to receive the signal indicating the change in direction, and wherein the propulsion unit is configured to move the vehicle based on the change in direction. 37. A device comprising: a propulsion unit configured to move the device;a first magnetic sensor configured to determine a first vector of a magnetic field;a power unit configured to provide power to the propulsion unit; anda charging unit configured to use an electric field to provide electrical power to the power unit, wherein the electric field and the magnetic field are associated with an electrical power transmission line. 38. The device of claim 37, further comprising a processor operatively coupled to the propulsion unit and the first magnetic sensor, wherein the processor is configured to cause the propulsion unit to maintain a first distance from the electrical power transmission line based at least in part on a direction of the first vector of the magnetic field. 39. The device of claim 38, further comprising a second magnetic sensor configured to determine a second vector of the magnetic field, wherein the processor is operatively coupled to the second magnetic sensor, and wherein the processor is further configured to determine a distance between the device and the electrical power transmission line based on the first vector of the magnetic field and the second vector of the magnetic field. 40. The device of claim 37, wherein the vector of the one or more magnetic fields comprises a magnitude and a direction of the one or more magnetic fields.
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