Tunnel Localization
GNSS is unavailable across tunnels and covered stations.
Solutions / Rail Transit
Rail Monitoring & Onboard Navigation
Track-side displacement, vibration and temperature monitoring combines with onboard GNSS/INS navigation for continuous rail-state and vehicle-state awareness.
Track deformation < 0.1 mmVehicle positioning < 3 cm24/7 monitoring
02
Mission Challenge.
Key operating constraints that shape the solution architecture.
Vibration Monitoring
Rolling stock and tracks require stable condition data.
Route Scale
Long routes need consistent calibration and maintainability.
03
PopperSeek Solution Stack.
A complete sensing, navigation and engineering stack.
Sensors
IMU, vibration and timing modules.
Navigation System
Rail-aware localization and dead reckoning.
Fusion Algorithms
Track constraints and drift suppression.
Reference Kit
Rail monitoring evaluation kit.
Engineering Support
Deployment support for vehicles and infrastructure.
04
Recommended Products.
Mission-ready modules matched to this operating environment.
POPNAV8000
GNSS / INS Navigation System
POPVIB4000
High-Precision Vibration Sensor System
POPTIME1000
GNSS Timing Module
Reference Kit
Rail Transit Integration Kit
05
Technology Behind the Solution.
Core technologies supporting reliable sensing and navigation.
Dead Reckoning
Continuous localization through GNSS-denied routes.
Condition Monitoring
Vibration and state sensing for rail assets.
Timing Integrity
Reliable timestamps across route systems.
Route Calibration
Field calibration for repeated operational routes.
06
Proof & Validation.
Validation evidence across environment, navigation and lifecycle requirements.
Continuity Proof
Localization continuity through tunnels and stations.
Monitoring Proof
Validated vibration and track-state sensing.
Deployment Proof
Integration with rolling stock and infrastructure.
07
Related Cases.
Adjacent deployments with similar operating constraints.
