A boundary-by-boundary diagnostic for a valid PointCloud2 that never produces Nav2 occupied cells, with a stationary target test and evidence worksheet.
Tag: LiDAR Integration
Recording LiDAR and IMU Bags Without Losing Per-Point Timing
A field-contract and replay checklist for preserving per-point timing when recording LiDAR and IMU messages.
Flickering LiDAR Clouds: Separate Scan Batching From Missing Measurements
A fixed-scene procedure that separates point-cloud display persistence, scan batching and missing measurements.
LiDAR Publish Rate Falls Below Its Setting: Measure Sensor, Driver and Consumer Separately
A controlled measurement worksheet for LiDAR packet arrival, cloud publication, subscriber reception and completed processing.
ROS 2 LiDAR QoS Mismatch: A Topic Exists but the Subscriber Is Silent
Inspect endpoint policies and test compatible reception before treating a silent ROS 2 LiDAR subscriber as a sensor failure.
Two Ethernet LiDARs on Separate Network Ports: A Host Configuration Checklist
An address, routing and sensor-identity checklist for two Ethernet LiDARs connected to independent host interfaces.
Why a LiDAR Viewer Works but the ROS Driver Receives No Data
A practical diagnostic path for LiDAR data that appears in a viewer but does not reach the ROS driver.
Automotive LiDAR Connector Guide: Power, Ethernet, Shielding and Strain Relief
automotive LiDAR connector practical guide with field checks, setup decisions and LidarStar sensor-selection notes.
Carrier Board and LiDAR Integration: Power, Timing and Data Flow
carrier board LiDAR integration practical guide with field checks, setup decisions and LidarStar sensor-selection notes.
3D LiDAR Profiling Guide: How to Capture Useful Shape Data
3D LiDAR profiling practical guide with field checks, validation workflow, and application guidance.
