Drone Swarm Camera Coordination for Real-Time Moving Object Filming
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Solution Overview
Problem
Current systems for swarm flight of unmanned aircraft struggle to effectively film moving objects due to overwhelming hardware and software demands, safety requirements, and limitations in maintaining spatial arrangement and camera orientation, especially when objects move beyond the camera's field of view or are large.
Innovation Solution
A system where a swarm control unit coordinates the flight control units and camera alignment means to maintain and adjust the spatial arrangement of aircraft and camera orientations in real time, allowing for the use of commercially available drones and cameras, enabling the capture of cinematic effects like 'spatial flow motion' and 'bullet time' by coordinating camera movements and orientations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the flight paths of individual aircraft and camera orientations are constantly adjusted to film moving objects, then the recording capability of moving objects is improved, but the hardware and software resources of the aircraft and control units are overwhelmed
Solution Approach 1:
The system divides the swarm into multiple groups, with each group assigned to film a specific object. This segmentation allows distributed control where each subgroup independently manages its filming tasks, reducing the computational burden on any single control unit while maintaining overall coordination.
Solution Approach 2:
The swarm control unit pre-calculates and distributes flight paths and camera orientations to aircraft before they need to execute them. By preparing control data in advance based on predicted object movements, the system reduces real-time computational demands during actual filming operations.
2Reliability
If safety distances are maintained between filmed objects and other aircraft, then safety requirements are met, but the flexibility in spatial arrangement and filming angles is reduced
Solution Approach 1:
The system implements dynamic safety distance adjustment where minimum safe distances are maintained through real-time monitoring and adaptive control. The swarm control unit continuously calculates safe zones and adjusts aircraft positions dynamically, allowing maximum filming flexibility within safety constraints rather than using fixed conservative distances.
3Device complexity
If a fixed arrangement of cameras in a camera ring is used, then the system structure is simplified, but objects moving beyond the camera ring or very large objects cannot be filmed
Solution Approach 1:
The camera ring is transformed from a fixed structure to a dynamic formation that can expand, contract, and reconfigure in real time. The swarm control unit adjusts the spatial arrangement of aircraft based on object size and movement, allowing the system to film objects of varying scales and trajectories while maintaining coordinated camera positions for cinematic effects.
4Adaptability or versatility
If multiple cameras are coordinated to capture objects from different perspectives, then cinematic effects are improved, but the control coordination complexity increases
Solution Approach 1:
The system pre-defines multiple camera coordination patterns for different cinematic effects (such as spatial flow motion and bullet time sequences). These patterns are prepared in advance and selected based on the filming scenario, reducing real-time control complexity while maintaining diverse cinematic capabilities.
Solution Approach 2:
The swarm control unit implements feedback mechanisms where camera positions and orientations are continuously monitored and adjusted based on object position and desired cinematic effects. This closed-loop control automates the coordination complexity, allowing sophisticated multi-camera sequences without overwhelming manual control requirements.
Data Source
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Figure 3~4
AI summary
A system (1) for controlling at least two unmanned aircraft (10) in a swarm flight, wherein each aircraft (10) has a flight control unit (3) for controlling the flight path of the aircraft (10) and a camera (6) which can be rotated at least on one axis by means of an orientation means (8), wherein at least one swarm control unit (15, 18) for wireless communication with the aircraft (10) is provided in the system (1). The at least one swarm control unit (15, 18) is designed to control the flight control units (3) and the orientation means (8) while at least one moving object (12) which is to be filmed is being recorded, in such a way that a spatial arrangement (13, 22) of the aircraft (10) with respect to the object (12) and the orientation of the optical axis (7) of each camera (6) with respect to the object (12) and/or with respect to the orientation/orientations of the optical axis/axes (7) of the other camera/cameras (6) is essentially maintained, and, if appropriate, adapted essentially in real-time.