Questions tagged [sensor]
For questions about drone sensors, sensor uses and any issues encountered with using specific sensors
6
questions
3
votes
0answers
14 views
What is the frame system defined for Orientations comptutation using Quaternions [Madgwick filter/ Mahony filter]?
I am working with MPU9250 and I have implemented attitude & heading reference system based on Madgwick/Mahony filter. I capture the raw data [accel, gyro, mag] and pass to the Madgwick filter in ...
2
votes
0answers
28 views
Using MPL3115A2 to get relative altitude of a drone
I am using MPL3115A2 Altimeter to get the accurate relative altitude of my drone. I am getting an error of 30-60 cm without even moving the sensor. I have used several averaging and filtering methods ...
7
votes
2answers
180 views
What does the full scale range in a IMU MPU9250 datasheet signify?
I have MPU9250 IMU, which I am working on to get orientations from the sensor output data. While exploring the MPU9250 (also other sensor such as BNO055) datasheet I came across the full scale range ...
7
votes
2answers
70 views
Difference between a 3 and 6 axis gyro
When shopping for drones, I see a 3 and 6 axis gyro available, what is the difference between the two? Does one have a advantage when flying over another?
5
votes
2answers
34 views
Optical sensors vs Ultrasonic sensors on a drone
Are there any performance differences between optical sensors and ultrasonic sensors? How do I make the right choice for my drone? I will be using them in a object detection system for collision ...
7
votes
2answers
84 views
What are the usual engineering considerations for a UAV current sensor?
Current sensors are a popular feature in both multicopter and fixed wing flight control stacks.
Most of them are analog, i.e. convert the current into a voltage using a small-value shunt resistor (...
