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Waypoint path self-learning flight method and system for unmanned aerial vehicle

A technology of drones and waypoints, applied in control/adjustment systems, navigation calculation tools, three-dimensional position/channel control, etc., can solve the problems of high cost and poor repeatability of drone route management, and achieve convenient and fast use, Realize the effect of automatic route planning and management

Active Publication Date: 2017-11-03
HARBIN INST OF TECH AT WEIHAI
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AI Technical Summary

Problems solved by technology

[0005] The invention provides a UAV self-learning waypoint trajectory flight method and its system to solve the technical problems of high cost and poor repeatability of the existing UAV route management

Method used

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  • Waypoint path self-learning flight method and system for unmanned aerial vehicle
  • Waypoint path self-learning flight method and system for unmanned aerial vehicle
  • Waypoint path self-learning flight method and system for unmanned aerial vehicle

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Embodiment Construction

[0043] The specific embodiments of the present invention will be described in further detail below in conjunction with the drawings and embodiments. The following examples are used to illustrate the present invention, but not to limit the scope of the present invention.

[0044] See figure 1 As shown, the present invention provides a self-learning waypoint trajectory flight method for drones, which includes the following steps:

[0045] Step S1. Obtain each waypoint of the terrain to be flown, and build a waypoint database of the terrain to be flown;

[0046] Step S2. Read the waypoints between the predetermined starting point and the predetermined ending point of the drone in the waypoint database of the terrain to be flown, and obtain the route of the predetermined starting point and the predetermined ending point of the terrain to be flying based on the ant state conversion rule Track.

[0047] It should be noted that in step S1, there are two types of waypoints for obtaining the ...

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Abstract

The invention provides a waypoint path self-learning flight method and system for an unmanned aerial vehicle (UAV). The method comprises the following steps: acquiring each waypoint of a terrain to be flown over and constructing a waypoint database of the terrain to be flown over; reading waypoints between a predetermined starting point and a predetermined ending point of the UAV in the waypoint database of the terrain to be flown over, and acquiring a route path between the predetermined starting point and the predetermined ending point of the terrain to be flown over based on an ant state transition rule. According to the waypoint path self-learning flight method for the UAV, the waypoint database of the terrain to be flown over is constructed; when the predetermined starting point and the predetermined ending point are input, a path route can be fast obtained through an ant colony algorithm; therefore, after the UAV flies manually for the first time, the UAV in an automatic flight mode can automatically select a proper flight path according to real-time situations in a complex environment, quickly passes through a target area and reaches the predetermined ending point, and the UAV also can automatically select to land or return according to complex situations after a mission is completed.

Description

Technical field [0001] The present invention relates to the technical field of unmanned route planning, and more specifically, to an unmanned aerial vehicle self-learning waypoint trajectory flight method and system. Background technique [0002] Existing drone operations are generally managed by the ground station system. The ground station system is the manager. After the route planning is carried out, the planned route is sent to the flight control system on the drone through the radio. The flight control system is based on The planned route controls the UAV to perform the flight mission. During the execution, the track point information is sent to the ground station system in real time. The ground station system receives the track point information sent by the flight control system in real time, and generates the operation file after the flight mission ends. [0003] The existing management mode of drone operations has the following shortcomings: 1. When route planning is carri...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01C21/20G05D1/10
CPCG01C21/20G05D1/101
Inventor 孙明健张筱磊刘强姚统杜海吕胜苗张文瀚
Owner HARBIN INST OF TECH AT WEIHAI
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