CN-2012 2 0604396 U (2012-11-15); CN-2012 2 0686731 U (2012-12-13)
발명자
/ 주소
Wang, Tao
Zhao, Tao
Chen, Shaojie
Ou, Zhigang
출원인 / 주소
SZ DJI TECHNOLOGY CO., LTD
대리인 / 주소
Wilson Sonsini Goodrich & Rosati
인용정보
피인용 횟수 :
19인용 특허 :
18
초록▼
The present invention provides methods and apparatus for unmanned aerial vehicles (UAVs) with improved reliability. According to one aspect of the invention, interference experienced by onboard sensors from onboard electrical components is reduced. According to another aspect of the invention, user-
The present invention provides methods and apparatus for unmanned aerial vehicles (UAVs) with improved reliability. According to one aspect of the invention, interference experienced by onboard sensors from onboard electrical components is reduced. According to another aspect of the invention, user-configuration or assembly of electrical components is minimized to reduce user errors.
대표청구항▼
1. A multi-rotor unmanned aerial vehicle (UAV), comprising: a central body comprising an upper housing member and a lower housing member, the upper housing member and the lower housing member forming a central cavity;one or more branch housing members extending from the central body, the one or more
1. A multi-rotor unmanned aerial vehicle (UAV), comprising: a central body comprising an upper housing member and a lower housing member, the upper housing member and the lower housing member forming a central cavity;one or more branch housing members extending from the central body, the one or more branch housing members each comprising an upper branch housing member and a lower branch housing member,wherein the one or more branch housing members are configured to support one or more actuator assemblies configured to effect movement of the UAV,wherein the one or more upper branch housing members and the upper housing member form an integral upper body portion, the one or more lower branch housing members and the lower housing member form an integral lower body portion, and the integral upper body portion and the integral lower body portion are removably coupled to form a hollow body portion comprising the central cavity;one or more electrical components disposed inside the hollow body portion, wherein the one or more electrical components (1) are configured to control the operation of the UAV, and (2) comprise at least a flight control module and an inertial measurement unit (IMU); andone or more electronic speed control (ESC) modules, each electrically coupled to a corresponding actuator assembly of the one or more actuator assemblies in order to control actuation of said corresponding actuator assembly,wherein each ESC module is not located within the central cavity. 2. The UAV of claim 1, further comprising a magnetometer, wherein the magnetometer is located on a landing stand, wherein the landing stand is configured to bear weight of the UAV when the UAV is not airborne. 3. The UAV of claim 2, wherein the landing stand is attachable to the central body. 4. The UAV of claim 2, wherein the magnetometer comprises a compass. 5. The UAV of claim 2, wherein the landing stand comprises a vertical support portion and the magnetometer is located on the vertical support portion. 6. The UAV of claim 1, wherein each actuator assembly comprises a rotor blade and an actuator configured to actuate the rotor blade. 7. The UAV of claim 1, wherein the upper branch housing member and the lower branch housing member form a branch cavity, and wherein the central cavity and each branch cavity of the one or more branch housing members collectively form one unified cavity. 8. The UAV of claim 7, wherein each the upper branch housing member comprises a slot or opening for installing the actuator. 9. The UAV of claim 7, further comprising one or more connecting members disposed inside the one or more branch housing members, wherein the one or more connecting members are configured to electrically connect the one or more electrical components to the actuator assemblies supported by the one or more branch housing members. 10. The UAV of claim 1, further comprising a magnetometer located at least 4 cm away from the one or more ESC modules. 11. The UAV of claim 1, wherein each ESC module of the one or more ESC modules is electrically connected to the flight control module and the corresponding actuator assembly, wherein the flight control module is configured to provide control signals for the ESC modules, and wherein each ESC module is configured to provide actuator signals to the corresponding actuator assembly. 12. The UAV of claim 1, wherein the UAV comprises at least three actuator assemblies and at least three ESC modules. 13. The UAV of claim 1, wherein the UAV comprises four actuator assemblies and four ESC modules. 14. The UAV of claim 1, wherein each ESC module of the one or more ESC modules is operably connected to the flight control module to permit two-way communication between the flight control module and each ESC module. 15. The UAV of claim 1, further comprising a carrier supporting a payload device. 16. The UAV of claim 15, wherein the payload device is a camera. 17. The UAV of claim 15, wherein the payload device is located between at least two landing stands configured to bear weight of the UAV when the UAV is not airborne. 18. The UAV of claim 1, further comprising an indicator light source, wherein the indicator light source is positioned at an opening or window. 19. The UAV of claim 18, wherein the opening or the window is made of a transparent or semi-transparent material. 20. The UAV of claim 18, wherein the opening or window is on at least one branch housing member of the one or more branch housing members. 21. The UAV of claim 1, wherein the integral upper body portion and the integral lower body portion are connected to one another with aid of one or more fasteners. 22. The UAV of claim 1, wherein the central body comprises a receiving structure including an opening configured to accept and store a battery of the UAV. 23. The UAV of claim 22, wherein the opening comprises a corresponding cover member that is hingedly coupled to the central body. 24. The UAV of claim 1, further comprising a magnetometer is located at least 3 cm away from the one or more electrical components. 25. The UAV of claim 24, wherein a maximum distance between the magnetometer and the one or more electrical components is at most 0.5 meters. 26. The UAV of claim 24, wherein the one or more electrical components include the flight control module. 27. The UAV of claim 1, wherein the one or more electrical components comprises a GPS receiver. 28. The UAV of claim 27, further comprising a magnetometer, wherein the GPS receiver and the magnetometer are at least 3 cm apart. 29. The UAV of claim 1, wherein the UAV has a volume of less than 1 cubic meter. 30. The UAV of claim 1, wherein each ESC module is positioned in the integral lower body portion. 31. The UAV of claim 1, wherein each ESC module is positioned below the corresponding actuation assembly.
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