Tethered Balloon Camera Control for Long-Term Aerial Imaging
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Solution Overview
Problem
Current aerial imaging systems, such as UAVs, face limitations in battery life, high costs, and regulatory restrictions, making them unsuitable for long-term monitoring and applications requiring continuous imaging, while satellite and airplane imagery is expensive and inflexible.
Innovation Solution
A low-cost, flexible aerial imaging system using a tethered balloon or kite as an aerial platform, equipped with a camera and a mobile device for path planning and image alignment, allowing for extended coverage and efficient image capture while accounting for wind disturbances and battery life optimization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If UAVs are used for aerial imaging, then high-resolution imagery can be captured, but battery life is limited to tens of minutes making long-term monitoring infeasible
Solution Approach 1:
The patent replaces expensive, complex UAV systems with simple, low-cost aerial platforms (such as tethered balloons or kites) that can operate continuously without battery limitations. These platforms use passive aerodynamic principles rather than powered flight, eliminating the battery life constraint while maintaining imaging capability through a camera mounted on the platform.
2Reliability
If mid-to-heavy payload carrying UAVs are used, then aerial imaging capability is achieved, but capital investment cost exceeds a thousand dollars
Solution Approach 1:
The patent employs extremely simple aerial platforms such as tethered balloons, kites, or even rigid frameworks that can be constructed for minimal cost. These platforms carry lightweight camera equipment and can be built using basic materials, reducing capital investment from over a thousand dollars to a fraction of that cost while maintaining functional aerial imaging capability.
Solution Approach 2:
The patent creates simplified copies of traditional aerial imaging systems by replacing complex UAV mechanisms with basic aerodynamic structures. Instead of copying the expensive UAV design, it uses analogous principles (aerial platforms carrying cameras) with dramatically reduced complexity and cost.
3Adaptability or versatility
If UAV batteries are used frequently, then operational flexibility is maintained, but finite charge cycles require frequent battery replacement
Solution Approach 1:
The patent eliminates batteries entirely from the aerial platform by using passive aerodynamic structures (tethered balloons, kites) that remain stationary or are slowly moved by ground operators. This removes the battery charge cycle limitation and replacement frequency issue while maintaining operational flexibility through manual or semi-automatic control.
Solution Approach 2:
The patent introduces a tether as an intermediary between the ground and the aerial platform, allowing the platform to remain airborne without self-propulsion. The tether transmits control forces and power from the ground, enabling continuous operation without battery constraints while maintaining adaptability through ground-based control.
4Area of stationary object
If satellite or airplane imagery is used, then large-scale coverage is achieved, but cost is expensive and flexibility is reduced
Solution Approach 1:
The patent segments the aerial imaging task into multiple passes or multiple simple platforms rather than relying on a single expensive satellite or airplane mission. The tethered platform can be repositioned incrementally to cover larger areas over time, providing flexible, incremental coverage at low cost.
Solution Approach 2:
The patent creates a dynamically adaptable imaging system where the tethered platform can be repositioned, reconfigured, and reused indefinitely. Unlike fixed satellite orbits or scheduled airplane flights, this system allows real-time adaptation to changing monitoring needs, weather conditions, and area requirements, providing both flexibility and scalable coverage.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system provides high-quality, cost-effective aerial imagery over extended periods, suitable for applications like agricultural monitoring and crowd surveillance, with reduced operational costs and increased flexibility compared to traditional methods.
Implementation Method 1
an aerial platform configured to rise to a height above ground
Implementation Method 2
The aerial platform may be an apparatus such as a balloon or a kite
Data Source
Figure 1A~1B
Figure 2A~2C
Figure 3
AI summary
An imaging system that includes a camera mounted on an aerial platform, for example a balloon, allows a user to increase the longevity of the camera's battery by remote control. A user may capture imagery at a time scale of interest and desired power consumption by adjusting parameters for image capture by the camera. A user may adjust a time to capture an image, a time to capture a video, or a number of cycles per time period to capture one or more images as the aerial platform moves in a region of interest to change power consumption for imagining. The system also provides imagining alignment to account for unwanted movement of the aerial platform when moved in the region of interest. Additionally, a mounting device is provided that is simple and inexpensive, and that allows a camera to remain positioned in a desired position relative to the ground.