Questions tagged [sensors]
A sensor (also called detector) is a converter that measures a physical quantity and converts it into a signal which can be read by an observer or by an (today mostly electronic) instrument.
396 questions
0
votes
0
answers
9
views
Standard Radar Detection coordinate frame conventions - ROS vs. MATLAB
I am looking to settle a debate of what the 'standard' for radar azimuth, elevation, and range reporting is. Let's use Front-Right-Down from the sensor as the base assumption, where following RHR, ...
- 66
-1
votes
1
answer
35
views
Sensor Plugins specific for Ign Gazebo
I had made a 4 wheeled bot operating it with differential drive controller offered by ros2_control. Now i want to add sensors like lidar and camera and wanted to see their output from RViz but i am ...
1
vote
1
answer
142
views
How to implement contact sensor in Gazebo Fortress with ROS2 Humble
I'm trying to implement a contact sensor based on this example
https://github.com/gazebosim/gz-sim/blob/ign-gazebo6/examples/worlds/contact_sensor.sdf
I ran this example and it is working. When the ...
- 35
0
votes
0
answers
22
views
How to use RFID sensor in gazebo
I want to simulate the RFID sensor with RFID tag in gazebo classic. I could found
https://github.com/gazebosim/gazebo-classic/blob/gazebo11/gazebo/sensors/RFIDSensor.hh. But I don't aware how to use ...
0
votes
0
answers
38
views
How to Access Sensor Data from Entity Component Manager in Gazebo Ignition?
I'm working with Gazebo Ignition and I would like to read sensor data in a custom plugin directly from the Entity Component Manager. The goal is to replicate what was done in Gazebo Classic using the ...
0
votes
0
answers
100
views
Seeking Guidance on Migrating a ROS2 Humble Project to Jazzy with Gazebo Harmonic
I hope you're doing well. I am an electrical engineering student in my final year, and I’ve recently started learning ROS2. As part of my project, my teacher provided me with code written in ROS2 ...
- 11
0
votes
0
answers
37
views
PointCloud2 initialization
I'm trying to publish the sensor readings of a VL53L5CX ToF-Sensor in a PointCloud2 (PC2) message via micro-ROS.
The sensor outputs a 4x4 Matrix that's why I'm using the PC2.
For the micro-controller ...
- 31
0
votes
0
answers
51
views
Problems with publishing I2C sensor values in topic (micro-ROS)
I'm working on publishing sensor values from a VL53L5CX via micro-ROS in a ROS2 topic. The sensor is connected to a raspberry pi pico with an I2C connection. What is special about the sensor is that ...
- 31
1
vote
0
answers
41
views
Gazebo headless rendering when running from python API
First of all, I apologize if my question is basic. I am a fairly new to gazebo and still learning. I couldn't find an answer in tutorials, docs, gazebo GitHub, this forum, gazebo answers/community or ...
- 11
0
votes
1
answer
104
views
mid-low cost IMU recommendations for AMR in indoor environments
I am looking for some recommendations regarding IMUs for less than $500 which are used in production grade AMRs. Ideally, I would prefer some which already have ros2 driver code available. Another ...
0
votes
1
answer
41
views
Are there any surface pad sensors which give the X and Y coordinates of where it is pressed? [closed]
I am trying to create a kids toy where the user presses on a pad and stuff happens (not entirely laid out) depending on where the user presses. X, Y coordinates are sent to the microcontroller ...
- 103
0
votes
1
answer
121
views
Noisy Wheel odometry sensor simulator
I'm trying to simulate an accurate wheel odometry sensor in gazebo, or at least with some noise, in order to perform some localization tests and see the localization error for different methods. From ...
0
votes
1
answer
173
views
Implementing IMU broadcaster with hardware component inside ros2_control
I am currently writing a hardware component for my UM7 IMU based on this driver.
I want to combine this hardware component with the ros2_control IMU Sensor Broadcaster. I am however struggling with ...
- 52
1
vote
0
answers
37
views
How do I access a device inside a procedural proto node in the robot controller when the proto is regenerated mid-simulation?
Context: I've made a procedural proto node that contains several proto sensors. It works basically by having an MFNode field in the definition that I put my proto-gps in (that proto contains basically ...
- 31
0
votes
1
answer
166
views
Sensors on Mobile Links
I've added sensors to the mobile platform of my robot. However, I cannot visualize the sensor information and get the following messages when running the simulation.
...
- 13