• Heterogeneous modeling approach with four embedded simulation domains

  • Flexible multiple signal representation with uni- and bidirectional signal flow

  • Various sources of optical and electrical signals, including modulated ones

  • Multitude of tools for advanced signal processing for optical and electrical signals; integer, float, and complex numbers; arrays, and matrices

  • Support of high-order functions for mapping and chaining an arbitrary number of modules with instance-dependent module parameters. This is useful for easy designing devices like AWGs with hundreds of arrayed waveguides or multi-ring optical filters with a user-defined number of rings

  • Over 130 demonstrations of VPIcomponentMaker Photonic Circuits capabilities

Passive Photonic Integrated Circuits

  • Accurate analytical models for standard passive photonic devices: straight and bent waveguides, reflective waveguide junction and crossing, Y-branch, X-coupler, MMI, star coupler, ring resonator and ring coupler, waveguide Bragg grating that supports arbitrary user-defined apodization and chirp as well as sampled and nonreciprocal grating profiles

  • Arbitrary frequency-dependent effective mode indices and attenuations can be specified independently for TE- and TM-like modes in all analytical device models

  • Fast and memory-efficient implementation of the cascaded scattering matrix (S-matrix) approach for frequency-domain modeling of passive photonic circuits that consist of any built-in, measured, cosimulated or compound passive devices. This enables modeling photonic integrated circuits with thousands of components

  • Fast automatic on-the-fly design of accurate FIR filters for time domain modeling of individual devices as well as any passive subcircuits

  • Loading/saving S-matrices for individual devices as well as for any passive subcircuits. This feature allows, in particular, to accurately model real measured devices

  • Python cosimulation for easy adding passive photonic devices with arbitrary user-defined S-matrices. This also allows to create on-the-fly integration with external mode solvers and wave propagators or to add foundry design kits

  • General-purpose passive and polarization optical components, analytical and measured optical filters, specialized physical optical filters, MUX/DEMUX, etc

Optoelectronic Devices and Active Photonic Circuits

  • An advanced Photonics TLM model that extends a well-established transmission-line laser model (TLLM) for designing multisection optoelectronic devices (lasers, SOAs, modulators, photodetectors) with support of MQW or Bulk active media, flexible electrical contacts allocations, adjustable gain and absorption shapes, carrier dynamics and chirp models, spontaneous emission models, arbitrary profile index and gain gratings (including nonreciprocal and sampled), reflective facets, Kerr, TPA, electro-refractive, electro-absorption, and many other effects

  • Models for LEDs, VCSELs, PIN and APD photodiodes, rate equation lasers, birefringent dynamically tunable waveguides and a wide range of other specialized optical modulators

  • Accurate (that is, adding no artificial delays) time-domain simulations of closely linked active and dispersive passive photonic devices with bidirectional ports

  • Support of hybrid time-and-frequency-domain approach for efficient modeling of large-scale and multiscale active photonic integrated circuits

Electric, Digital, and Electronic Circuits

  • A comprehensive and easily extensible library of linear electrical devices: resistors, capacitors, inductors, transformers, ideal toggle switches, linear OpAmps, ideal gyrators, independent and dependent current and voltage sources, etc

  • DC, AC, and transient analysis of any linear electric circuits

  • General-purpose electrical filters, functions, and DSP algorithms

  • Logic gates and test functions for rapid prototyping of digital circuits

  • Cosimulation with Keysight PathWave Advanced Design System (ADS) for modeling advanced electronic, digital, RF, and microwave circuits

Methods for Effective Index Definition Figure 4 -> Electrical Filter Design Figure 5 -> List of Electrical Components Figure 6 -> Design of Multi-Ring Filters Figure 7 -> List of Logical Operation Modules Figure 8 -> MMI Field Distributions Figure 9 -> List of PIC Components Figure 10 -> Design of Grating Structures Figure 11 -> Widely Tunable Laser Design