IP Library › Granted Patent US 12,399,510
Granted Patent B2
US 12,399,510 · App. 18/542,543 · Granted Aug 26, 2025

Control method and device of unmanned aerial vehicle system, unmanned aerial vehicle system and storage medium

Inventors: Kai Wang (Shenzhen, CN); Peilu Si (Shenzhen, CN); Fu Li (Shenzhen, CN)
Assignee: SZ DJI TECHNOLOGY CO., LTD.
G05D1/6546B64C27/54B64D17/80B64D45/04G05D1/2244G05D1/652B64D2045/0085B64U10/13B64U2101/00B64U2201/20G05D2109/254
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Quick Facts
Patent No.
US 12,399,510
App. No.
18/542,543
Granted
Aug 26, 2025
Kind
B2
Abstract

An aircraft system includes an aircraft, which further includes at least one propeller to provide a flight power for the aircraft; a communication interface configured to communicate with a parachute; at least one storage medium, storing at least one set of instructions for controlling the aircraft system; and at least one processor in communication with the at least one memory. when the aircraft system is in operation, the at least processor executes the at least one set of instruction to: obtain a propeller locking instruction of the aircraft, and perform a corresponding operation based on the propeller locking instruction. The corresponding operation include a first operation. The first operation, corresponds to a scenario where the aircraft is in a flight state, includes: in response to the propeller locking instruction, the aircraft controlling the at least one propeller to stop and locking the at least one propeller, and deploying the parachute by the aircraft.

Claims (89)

1. An aircraft system, comprising:

an aircraft, comprising:

at least one propeller to provide a flight power for the aircraft;

a communication interface configured to communicate with a parachute;

at least one storage medium, storing at least one set of instructions for controlling the aircraft system; and

at least one processor in communication with the at least one storage medium and the communication interface, wherein during operation, the at least one processor executes the at least one set of instructions to:

obtain a propeller locking instruction to the aircraft, and

perform a target operation from an operation set of the aircraft based on the propeller locking instruction,

wherein the operation set comprises a first operation corresponding to a scenario where the aircraft is in a flight state, the first operation comprises:

in response to the propeller locking instruction, locking the at least one propeller to prevent the at least one propeller from further rotation due to air flow during descending of the aircraft, and

deploying the parachute after the at least one propellor is locked.

2. The aircraft system according to claim 1 , wherein the operation set further comprises a second operation; the second operation corresponds to a scenario where the aircraft is not in the flight state and comprises: refusing to respond to the propeller locking instruction;

wherein to perform the target operation from an operation set of the aircraft, the at least one processor further executes the set of instructions to:

detect whether the aircraft is in a flight state; and

perform, based on a detecting result, the first operation or a second operation.

3. The aircraft system according to claim 1 , further comprising

a sensor to sense flight state data of the aircraft, wherein

to obtain the propeller locking instruction of the aircraft,

the at least one processor further executes the at least one set of instructions to:

obtain the flight state data from the sensor, wherein the flight state data indicates that the aircraft has a flight fault, and

generate the propeller locking instruction.

4. The aircraft system according to claim 3 , wherein

the sensor comprises at least one of a first sensor disposed in the aircraft or a second sensor disposed in the parachute; and

to obtain the flight state data from the sensor, the at least one processor further executes the at least one set of instructions to:

determine that the aircraft has the flight fault based on at least one of first flight state data or second flight state data, wherein

the first flight state data is obtained from the first sensor, and the second flight state data is obtained from the second sensor.

5. The aircraft system according to claim 1 , wherein

the aircraft further comprises: a motor connected to the at least one propeller to drive the at least one propeller; and

to control the at least one propeller to stop and lock the at least one propeller, the at least one processor further executes the at least one set of instructions to:

control the motor to stop rotating and prevent the motor from rotating so as to stop and lock the at least one propeller.

6. The aircraft system according to claim 1 , wherein prior to or during a flight, the at least one processor further executes the at least one set of instructions to:

monitor a working state of the parachute; and

perform, based on the flight state of the aircraft, a fault-corresponding operation after obtaining fault indication information of the parachute.

7. The aircraft system according to claim 6 , wherein the fault-corresponding operation comprises at least one of:

based on the fault indication information, uploading at least one of identity information of the aircraft, identity information of a user of the aircraft, or location information of the aircraft to a regulatory agency, or performing a fault indication information recording operation; or

based on the fault indication information, sending the fault indication information to a control terminal in communication with the aircraft to enable the control terminal to display the fault indication information.

8. The aircraft system according to claim 6 , wherein the fault-corresponding operation comprises:

determining an abnormality cause corresponding to the fault indication information; and

sending the fault indication information and the abnormality cause to a control terminal to instruct the control terminal to display the fault indication information and the abnormality cause, where the control terminal is in communication with the aircraft.

9. The aircraft system according to claim 6 , wherein the fault-corresponding operation comprises:

when the aircraft is in the flight state, controlling the aircraft to perform a first safety operation,

wherein the first safety operation comprises controlling the aircraft to land or return.

10. The aircraft system according to claim 9 , wherein the controlling of the aircraft to land or return comprises:

when the aircraft is flying over a crowd, controlling the aircraft to land or return.

11. The aircraft system according to claim 6 , wherein the fault-corresponding operation comprises:

refusing to respond to a takeoff instruction prior to the flight.

12. The aircraft system according to claim 6 , wherein the fault-corresponding operation comprises:

when the aircraft is located in a crowd activity area and obtains the fault indication information of the parachute, refusing to respond to a takeoff instruction.

13. The aircraft system according to claim 1 , further comprising:

a control terminal in communication with the aircraft,

wherein the at least one processor further executes the at least one set of instructions to:

obtain landing position information of the aircraft after deploying the parachute,

send the landing position information to the control terminal, and display, on the control terminal, the landing position information.

14. The aircraft system according to claim 1 , further comprising:

a control terminal in communication with the aircraft,

wherein the at least one processor further executes the at least one set of instructions to:

obtain equipment information sent by the parachute,

send the equipment information to the control terminal, and

perform, on the control terminal, at least one of displaying the equipment information or storing the equipment information.

15. A method for controlling an aircraft system, comprising:

obtaining, by an aircraft, a propeller locking instruction, wherein the aircraft is equipped with a parachute, and the aircraft comprises at least one propeller to provide flight power; and

performing a target operation from an operation set of the aircraft-based on the propeller locking instruction, wherein the operation set comprises a first operation corresponding to a scenario where the aircraft is in a flight state and the first operation comprises:

in response to the propeller locking instruction, locking the at least one propeller to prevent the at least one propeller from further rotation due to air flow during descending of the air craft, and

deploying, by the aircraft, the parachute after the at least one propellor is locked.

16. The method according to claim 15 , wherein the operation set further comprises a second operation; the second operation corresponds to a scenario where the aircraft is not in the flight state and comprises: refusing to respond to the propeller locking instruction;

wherein the performing of the target operation from the operation set of the aircraft based on the propeller locking instruction further comprises:

detecting whether the aircraft is in a flight state; and

performing, based on a detecting result, the first operation or a second operation.

17. The method according to claim 15 , wherein

the aircraft system comprises a sensor to sense flight state data of the aircraft; and

the obtaining of the propeller locking instruction comprises:

obtaining the flight state data from the sensor, wherein the flight state data indicates that the aircraft has a flight fault, and

generating the propeller locking instruction.

18. The method according to claim 15 , wherein

the aircraft comprises a motor connected to the at least one propeller to drive the at least one propeller; and

the locking of the at least one propeller comprises:

controlling the motor to stop rotating and preventing the motor from rotating so as to stop and lock the at least one propeller.

19. A parachute, comprising:

at least one storage medium storing at least one set of instructions for controlling an aircraft system, wherein the aircraft system comprises an aircraft, which comprises at least one propeller to provide a flight power for the aircraft, and a communication interface in communication with the parachute;

at least one processor in communication with the at least one storage medium and the communication interface, wherein during operation, the at least one processor executes the at least one set of instructions to:

obtain a propeller locking instruction to the aircraft,

perform a target operation from an operation set of the aircraft based on the propeller locking instruction, wherein the operation set comprises a first operation corresponding to a scenario where the aircraft is in a flight state, the first operation comprises:

in response to the propeller locking instruction, locking the at least one propeller to prevent the at least one propeller from further rotation due to air flow during descending of the aircraft,

deploy the parachute after the at least one propellor is locked.

20. The parachute according to claim 19 , wherein

the parachute comprises a sensor; and

the at least one processor further executes the set of instructions:

obtaining flight state data of the aircraft collected by the sensor, and generating the propeller locking instruction upon determining, based on the flight state data, that the aircraft has a flight fault, or

monitoring a working state of the parachute to determine whether fault indication information of the parachute is obtained.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 31, 2023
From: WANG, KAI; SI, PEILU; LI, FU
To: SZ DJI TECHNOLOGY CO., LTD.
Reel/Frame 065987/0582 →
Continuity (2)
Continuation PCTCN2021100399 · Jun 16, 2021
Related Publication 20240152162A1 · May 9, 2024
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