Chih Hao Yeh
Software Engineer who bridges industrial automation, 3D graphics, and embedded systems
Featured Projects
Automated Visual Inspection System
Developed production line visual inspection module, integrating camera triggering and image recognition to reduce manual inspection error rate from 5% to 0.3%.
Factory Digital Twin Prototype
Built factory production line digital twin using Unreal Engine 5, synchronizing PLC states to 3D scene in real time.
Real-time Production Dashboard
Refactored production monitoring system with real-time data architecture and 3D visualization, supporting multi-line concurrent monitoring.
Digital Garden
A continuously growing knowledge garden, documenting cross-domain learning and thinking. Starting from concrete problems, digging down to underlying principles.
PLC Communication: From Modbus to OPC-UA
Documenting the evolution of industrial communication protocols, from Modbus RTU limitations to the unified OPC-UA architecture.
Three.js Performance Optimization Notes
Recording practical WebGL scene optimization experiences: instancing, LOD switching, draw call batching.
Arduino + ESP32 Wireless Sensor Network
Initial exploration of ESP-NOW protocol feasibility in factory environments, currently testing transmission stability.