Indoor Positioning System: ±2cm Tracking for 4 Beacons | Marvelmind

What This Video Covers
This demonstration showcases Marvelmind's indoor positioning system tracking 4 mobile beacons with ±2cm precision in real-time. Using time division multiple access (TDMA), the system updates each beacon's location approximately 4Hz while maintaining centimeter-level accuracy. Stationary beacons mounted on walls create an indoor positioning network, with location data accessible directly from mobile beacons or via USB/UART/SPI/I2C modem connection. Ideal for autonomous robot navigation, warehouse automation, and precision indoor tracking applications.
Key Takeaways
- ±2cm positioning accuracy maintained across 4 simultaneously tracked mobile beacons
- Time division multiple access (TDMA) eliminates signal collision while enabling multi-beacon tracking
- ~4Hz update rate per beacon after system overhead ensures responsive real-time navigation
- Stationary beacon infrastructure on walls creates triangulation network independent of GPS or WiFi
- Multiple data interface options (USB, UART, SPI, I2C) support flexible robot and automation system integration
- Solution proven for warehouse automation, forklift tracking, drone navigation, and autonomous robot applications
Who Should Watch This
Warehouse operations managers, robotics engineers, and automation integrators looking for high-precision indoor positioning solutions. This demo shows how enterprises can achieve ±2cm accuracy when tracking multiple autonomous mobile beacons simultaneously, critical for forklift tracking, drone navigation, and autonomous robot fleet management in GPS-denied environments.
FAQ
Detailed Overview
Marvelmind's ultrasonic indoor positioning system delivers exceptional accuracy for multi-beacon tracking environments. This 16-second demonstration proves the capability to simultaneously track 4 mobile beacons with ±2cm precision—a performance standard required for demanding warehouse automation and autonomous robot applications. The system employs time division multiple access (TDMA) methodology, allocating bandwidth efficiently so each mobile beacon receives location updates at approximately 4Hz after accounting for switching overhead. Stationary beacon infrastructure mounted on facility walls creates a triangulation network that enables real-time position computation without relying on GPS or WiFi signals. Location data streams can be retrieved directly from mobile beacons or through Marvelmind's modem device connected via multiple interface options: USB, UART, SPI, or I2C protocols. This flexibility supports diverse integration scenarios including forklift tracking systems, indoor drone navigation, autonomous mobile robot (AMR) fleet management, and complex warehouse automation workflows. The ±2cm accuracy specification exceeds requirements for most indoor navigation tasks, enabling precise path planning, collision avoidance, and docking procedures. Organizations implementing Marvelmind's indoor positioning system gain a GPS-independent solution scalable from single-robot deployments to large-scale multi-beacon warehouse environments.
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