The software application by Synopsys that includes the feature/module called **RSOFT_OPTSIMBIDI** is **RSoft Photonic Device Tools**.
**RSOFT_OPTSIMBIDI** is a feature within the RSoft software suite that pertains to the simulation of optical devices and systems. Specifically, it is used for simulating bidirectional optical communication systems, enabling users to analyze and optimize the performance of devices like waveguides, lasers, and