Keysight RSoft Photonic Design Tools 2027 Win/Linux64 – Comprehensive Portfolio of Simulators and Optimizers for Passive and Active Photonic and Optoelectronic Devices

Keysight RSoft Photonic Design Tools form a comprehensive portfolio of simulators and optimizers for passive and active photonic and optoelectronic devices, including lasers and VCSELs . The tools accelerate photonic component design using highly accurate algorithms that support rapid virtual prototyping, reducing the cost and time associated with physical prototyping.

The 2027 release delivers new inverse-design capabilities, faster GPU-accelerated FDTD simulations, enhanced BSDF workflows, and improved integration with photonic design platforms . These advancements enable engineers to create “what-if” product scenarios, automate parameter scanning and optimization using RSoft MOST, and work in a common CAD environment without importing designs between different software tools.

Primary Users

Keysight RSoft Photonic Design Tools 2027 are designed for photonic engineers, optoelectronic device designers, and researchers who need to accelerate the development of passive and active photonic components. It serves professionals who:

  • Design and simulate passive components such as waveguides, splitters, MMI couplers, and grating couplers

  • Develop active devices including lasers, VCSELs, modulators, and photodetectors

  • Model complex optical phenomena using advanced electromagnetic simulation methods

  • Optimize photonic device designs through automated parameter scanning and topology optimization

  • Integrate device-level simulation with circuit-level design for complete photonic integrated circuit (PIC) development

Key Features & Capabilities

Passive Device Design Tools

The RSoft portfolio includes a suite of simulators for passive photonic components, sharing a common CAD environment:

  • FullWAVE FDTD: Finite-Difference Time-Domain method for studying light propagation in various photonic structures . Supports GPU acceleration for faster simulations, requiring NVIDIA GPU cards with Turing or higher architecture and CUDA 12.3 or greater .

  • BeamPROP BPM: Industry-leading Beam Propagation Method tool for design and simulation of optical fiber and integrated waveguide devices .

  • ModePROP EME: Eigenmode Expansion method for propagation analysis of grating structures .

  • DiffractMOD RCWA: Rigorous Coupled-Wave Analysis for diffractive optical structures and sub-wavelength periodic structures .

  • BandSOLVE PWE: Plane Wave Expansion method for modeling photonic band structures of photonic crystals .

  • FemSIM FEM: Finite Element Method mode solver for arbitrary structures .

  • GratingMOD CMT: Coupled Mode Theory for designing fiber and waveguide gratings .

  • LaserMOD: 2D semiconductor laser simulation tool for Fabry-Perot, DFB, and VCSEL lasers .

Active Device and Laser Design Tools

  • LaserMOD: Enables comprehensive simulation of semiconductor lasers, including Fabry-Perot lasers, distributed feedback (DFB) lasers, and VCSELs .

  • Multi-Physics Utility: Calculates refractive index changes caused by thermo-optic (TO) and electro-optic (EO) effects, photoelastic effects due to temperature changes, and carrier-induced effects .

Optimization and Automation

  • Topology Optimizer: Automated inverse-design capability for creating device structures using topology optimization .

  • MOST (Multivariable Optimization and Scanning Tools): Includes MOST Scanner for parameter scanning, MOST Cluster for parallel computation, and MOST Optimizer using genetic algorithms and other methods .

  • Custom PDK Utility: Exports RSoft simulation results as custom PDKs compatible with Keysight ADS Photonic Designer .

Integration and Interoperability

  • Common CAD Environment: All RSoft tools share a unified CAD platform, allowing users to switch between solvers without re-importing designs .

  • GDS Export: Designs can be exported in GDS file format for foundry submission .

  • Python API: Structures can be created using GDS files or via scripting through the Python API .

  • ADS Integration: Enables electro-optical co-simulation with Keysight Advanced Design System (ADS) for end-to-end optical interconnect design .

  • CODE V and LightTools Integration: For nano-textured optical structures and diffraction analysis .

What’s New in RSoft 2027

The RSoft 2026/2027 release delivers significant enhancements to the photonic design workflow :

New Inverse-Design Capabilities

The release introduces inverse-design capabilities through the Topology Optimizer, enabling automated device structure design .

Enhanced GPU-Accelerated FDTD

FullWAVE FDTD simulations now benefit from faster GPU acceleration, improving simulation throughput for complex photonic structures .

Expanded BSDF Workflows

Improved bidirectional scattering distribution function (BSDF) workflows for advanced optical surface modeling .

Improved Integration with PIC Design Platforms

Tighter integration with photonic design platforms, including enhanced compatibility with Keysight ADS Photonic Designer for complete PIC component simulation and layout creation .

MetaOptic Designer Support

New MetaOptic Designer capabilities for designing metalenses, a key technology for next-generation imaging, sensing, and display applications