arxiveess.SP2026-07-13
DeepRT Engine: A Unified GPU-Parallel Ray-Tracing Framework with Hybrid SBR-IM Path Search for 6G Digital Twin Channel
Tao Wu, Li Yu, Yuxiang Zhang, Jianhua Zhang, Qixing Wang, Guangyi Liu
Digital twin channel (DTC) aims to establish a real-time digital counterpart of physical wireless channels for reproducing and predicting site-specific propagation characteristics. As a high-precision channel computation method for realistic propagation scenarios, ray tracing (RT…