Autonomous Aerial Vehicle Launch Detection Using Touch and Acceleration
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Solution Overview
Problem
Existing methods for launching autonomous vehicles lack reliability, particularly in determining whether the vehicle has been properly launched, which can lead to unsafe energization of motors and inefficient flight operations.
Innovation Solution
The use of a combination of accelerometer data and touch sensor inputs to accurately detect launch conditions, ensuring that the vehicle only initiates flight operations when both criteria are met, thereby enhancing launch detection reliability and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing launch detection methods are used, then the system is simple to operate, but the reliability of launch detection is poor leading to unsafe motor energization
Solution Approach 1:
The patent combines accelerometer data and touch sensor inputs into a unified launch detection system. The processor integrates signals from both sensors to determine launch conditions, merging multiple detection mechanisms to achieve reliable launch detection while maintaining system safety.
Solution Approach 2:
The processor acts as an intermediary that receives and processes signals from both the accelerometer and touch sensor. It mediates between the raw sensor data and the final launch decision, using conditional logic to determine when both sensors indicate launch conditions are met before energizing the motor.
2Measurement precision
If accelerometer data and touch sensor inputs are combined, then launch detection accuracy improves, but the device complexity increases
Solution Approach 1:
The patent merges data from the accelerometer and touch sensor to create a more accurate launch detection system. By requiring both sensors to indicate launch conditions, the system achieves higher measurement precision in determining whether the vehicle has been properly launched.
Solution Approach 2:
The system uses feedback from both sensors to continuously monitor launch conditions. The processor receives ongoing signals from the accelerometer and touch sensor, processing this feedback information to make accurate real-time decisions about whether to energize the motor.
3Reliability
If multiple sensor criteria are required, then safety is enhanced by preventing unnecessary motor energization, but the ease of operation decreases
Solution Approach 1:
The processor serves as an intermediary that automatically processes the complex logic of multiple sensor criteria. Users simply need to launch the vehicle, and the system automatically evaluates both accelerometer and touch sensor data, maintaining ease of operation while enhancing safety through multiple verification points.
Solution Approach 2:
The system performs self-verification by automatically checking both sensor criteria before motor energization. The processor independently evaluates whether both sensors indicate proper launch conditions, providing self-service safety verification without requiring additional user input or complex user procedures.
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
This approach improves the reliability and safety of autonomous vehicle launches by preventing unnecessary motor energization and ensuring accurate detection of launch events, leading to more efficient and controlled flight operations.
Implementation Method 1
a second input from an accelerometer indicating whether a criteria for acceleration is met
Implementation Method 2
a first input from a touch sensor indicating whether a touch criteria is met
Data Source
AI summary
Detection of a launch event of an autonomous vehicle may consider input from a variety of sensors, including acceleration sensors and touch sensors In some aspects, a method includes receiving a first input from a touch sensor, receiving a second input from an accelerometer, determining whether a launch of the autonomous vehicle is detected based on the first input and the second input, and controlling the autonomous vehicle in response to the determining. In some aspects, when a launch is detected, a motor of the autonomous vehicle may be energized. By detecting a launch event in this manner, improved safety and reliability may be realized. A reduced occurrence of false positive launch events may reduce a risk that the motor of the autonomous vehicle is energized when the vehicle has not actually been launched.