Geoscience Australia’s Ginan v4.1.2 open-source GNSS analysis tool enables centimeter-level precise point positioning (PPP) without nearby base stations. Supports GPS, Galileo, BeiDou, GLONASS. GUI, Docker, cross-platform. Real-world deployments in reservoir monitoring and marine surveys.
UAV Vision-Language Navigation (VLN) research from IROS 2026. See-and-Reach separates terminal approach from long-range search, using Qwen2.5-VL + 3D waypoint prediction for precise goal reaching within FOV. Open-source benchmark and code available.
Complete FPV spectrum analysis guide: TBS Crossfire 2.4GHz migration, race frequency conflicts, TinySA Ultra setup, 5.8GHz VTX band plan, interference source localization, and field troubleshooting for FPV drone racing competitions.
Turn an ESP32 into a wireless telemetry bridge for PX4/ArduPilot flight controllers using DroneBridge for ESP32 v2.2.1. Supports Wi-Fi AP, ESP-NOW (1 km), and Wi-Fi LR modes. Complete guide with wiring, flashing, configuration, and flight-ready checklist.
Complete guide to QGroundControl customization: swap logos, add custom industrial panels, switch map sources (Tianditu/Google Satellite), reorganize parameters, extend Vehicle class with custom MAVLink messages, and cross-platform packaging for Windows/Ubuntu/macOS/Android.
Haven open-source MANET IP Mesh Radio toolkit: Wi-Fi HaLow (802.11ah) + BATMAN-adv mesh routing on Raspberry Pi for decentralized 1-10+ km range self-healing IP networks. DIY cost ~$450 vs $20K+ commercial MANET radios. Full guide with quick-start, hardware options, and applications.
Complete Starlink physical layer analysis: proprietary OFDM frame structure (~1000 subcarriers, 287 symbols, 430.5 Mbps baseband), Direct-to-Cell LTE at -121 dBm RSRP, V3 with 2,048 beams and 1 Tbps capacity. Cross-validated from 16 public papers, FCC filings, and real measurements.
Technical deep dive into AR1106 sound source localization module: 2 mics achieve 180° coverage via TDOA at 48kHz with 4cm spacing and 10° accuracy. Analysis of keyword-triggered design, cost advantages, and application fit vs 4-mic arrays.
Complete MAVLink protocol guide for PX4/ArduPilot developers: frame structure, v1 vs v2 comparison, byte-level parsing (HEARTBEAT example), message categories, debugging tools, and custom message definition with XML. Essential reading for drone communication software development.
NGPS (IROS 2026) achieves 2.94m RMSE in real GPS-denied UAV flights by fusing satellite image matching with VIO and IMU via asynchronous UKF. 72% error reduction vs monocular VIO. Complete system analysis.
GPS-Denied UAV Localization: NGPS System Achieves 2.94m RMSE in Real Flights (IROS 2026) Read More »
