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Ansys Lumerical FDTD
Simulation of Photonic Components

Ansys Lumerical FDTD is the gold-standard for modeling photonic components, processes, and materials. The integrated design environment provides scripting capability, advanced post-processing, and optimization methods.

ANSYS LUMERICAL FDTD

Industry’s Leading Choice for Versatile and Scalable Photonic Design

Ansys Lumerical FDTD is photonic simulation software that integrates FDTD, RCWA, and STACK solvers in a single design environment. This empowers precise analysis and optimization for various devices, including diffraction gratings, multilayered coatings, uLEDs, CMOS image sensors, metalenses, and metasurfaces, delivering best-in-class performance across diverse applications. Ansys Lumerical FDTD empowers rapid virtual prototyping and verification of thousands of iterations for the most complex designs.

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    Advanced photonic with FDTD, RCWA, or STACK
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    Multiphysics and Multiscale Workflows
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    Scalable HPC, GPU, and Cloud
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    Foundry Compatible and Customized Design
ansys lumerical fdtd

Quick Specs

Ansys Lumerical FDTD works seamlessly with Ansys Lumerical CML Compiler, Ansys Multiphysics solvers, Ansys Speos, Ansys Zemax, and third-party electronic-photonic design automation (EPDA) vendors to enable fast, accurate, scalable photonic design.

  • Performance and accuracy with FDTD
  • Periodic structures analysis
  • Multilayer thin films analysis
  • Scale with HPC, GPU, and cloud
  • Connects with multiscale and multiphysics
  • Simulate gratings, polarizers, and coatings
  • Connect with optiSLang for optimization
  • Automation API
  • Particle swarm

JULY 2024

What's New

The Ansys Lumerical 2024 R2 brings powerful updates and features across its photonics core technologies, ecosystem, cloud and HPC, workflows, and user experience.

2024 R2 Lumerical
FDTD Multi-GPU Acceleration

Faster simulations with the finite-difference time-dDomain (FDTD) method utilizing multiple GPUs. 

  • Momentum advancements - 23R2 GPU Express Mode [2023 R2], 24R1 Single node GPU acceleration and multi-GPU vRAM capacity [2024 R1]
  • Single node acceleration
  • Larger model memory
  • Local or remote on-premise/cloud

 

2024 R2 Lumerical
FDTD GPU for CMOS Image Sensor

Enhanced FDTD simulations with GPU support for photonic lattice matrices (PLM), including Bloch and Periodic Boundary Conditions (BCs). GPU is as accurate as CPU

  • Periodic BC for normal incidence
  • Bloch BC for oblique incidence and complex field current
  • Compatible with Multi-GPUmulti-GPU acceleration
  • Periodic BC for normal incidence
  • Bloch BC for oblique incidence and complex field current
  • Compatible with multi-GPU acceleration

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Lumerical for Ansys Access on Microsoft Azure

Accessibility of Lumerical on Microsoft Azure, offering scalable cloud resources for simulations. Configure a virtual desktop.

  • Bring your own Azure subscription
  • Map local disk drives/One Drive to share project files
  • Virtual machine with full Lumerical suite and Azure hardware scalability - CPU, GPU, and parallel simulations

RCWA
Co-Packaged Optics - Optical IO Simulation

Tools and features for designing co-packaged optics, enabling integration of photonic and electronic components in a single package.

  • Interoperable workflows enable engineers to accurately account for both nano-scale and macro-scale optical effects
  • Automated optimization workflows for both grating coupler and edge coupler to fiber coupling 
  • Robust analysis and tolerancing against fiber misalignment and manufacturing variations 
RCWA
Improvements to Photonic Inverse Design for CMOS Image Sensor

Enhancements to the design process for CMOS image sensors, optimizing performance through advanced algorithms.  

  • LumOpt, the Lumerical Python API optimization framework for PID through adjoint method.
  • Enables inverse design of color router metasurface for CMOS image sensors with improved efficiency and minimized crosstalk

RCWA
Rigorous Coupled-Wave Analysis (RCWA) Solver Enhancements

Refined rigorous coupled-wave analysis (RCWA) solver for better accuracy and speed in simulating periodic structures. 

  • New Li factorization option offers faster convergence of 1D metal gratings.
  • New index preview in RCWA - refractive index profile can be previewed before running the simulation
  • New and improved memory estimate and reports

CAPABILITIES

Versatile and Scalable Photonic Design Powered by Lumerical FDTD

Lumerical FDTD is industry’s leading simulation software for design and optimization of a wide range of photonic components. Lumerical FDTD is remarkably versatile and scalable, offering unmatched speed and the ability to harness HPC (CPU and multi-GPU) and cloud resources.

 

Key Features

  • FDTD – 3D Electromagnetic Solver
  • RCWA – Rigorous Coupled Wave Analysis
  • STACK – Optical Multilayer Solver
  • Photonic Inverse Design Optimization
  • Scale and Accelerate with HPC and Cloud
  • 3D CAD Environment
  • Layer Builder
  • Lumerical connectors in Ansys OptiSLang
  • Ansys Optics Solution Interoperability

It has high accuracy with options for auto non-uniform meshes. Lumerical FDTD is also foundry compatible and supports automated design processes with its scripting capabilities, advanced post-processing, and optimization routines.

RCWA provides fast simulations of complex multilayer stacks with surface patterning, from capturing the electric and magnetic field distributions to transmitting, reflecting, and evaluating power in each grating order.

It is ideal for rapid prototyping for thin film applications. From capturing microcavity effects and interference to handling dipole illumination and plane wave functions, STACK provides quick simulations of complex thin film multilayer stacks.

Discover non-intuitive geometries that optimize performance, minimize area, and improve manufacturability.

Choose from various nonlinear, negative index, and gain models. Define new material models with flexible material plug-ins.

Automatically generate models from sample data or define the functions yourself.

FDTD’s CAD environment and parameterizable simulation objects allow rapid model iterations for 2D and 3D models. It provides eye comfort with Dark Mode and is fully compatible with 4k high DPI screens and modern 3D views. 

Change the position, ordering, and thickness of each layer. Simulate curved side-angled waveguides, then export the layer configuration, including material data, as a process file (.lbr) that foundries can fabricate.​

Automate multiphysics simulation workflows and benefit from the state-of-the-art sensitivity analysis and optimization algorithms available in optiSLang.

The Lumerical Sub-Wavelength Model (LSWM) plugin allows you to simulate and design coatings, polarizers, and diffraction gratings in OpticStudio and Speos.

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Rockley Photonics

Rockley는 Amazon의 EC2(Elastic Compute Cloud)에서 Lumerical 소프트웨어를 사용하여 여러 2D 및 3D 단일 시간 도메인 시뮬레이션을 수행함으로써 고해상도 스펙트럼을 추출할 수 있었습니다.

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Xanadu

Xanadu는 전례 없는 저손실 성능을 갖춘 X8 양자 컴퓨팅 칩을 제작하는 동시에 설계 일정을 크게 앞당겼습니다.

Ligentec

LIGENTEC은 소형 도파관 교차 설계를 위해 Ansys Lumerical Photonic Inverse 설계를 활용했습니다.

LIGENTEC은 도파관 교차의 설계 및 최적화를 위해 Ansys Lumerical FDTD의 PID(Photonic Inverse Design) 기능을 사용했습니다.

백서

더 보기

Diffraction

다층 및 회절 광학 구성 요소의 설계 유연성 극대화

Ansys Lumerical FDTD의 FDTD(Finite-Difference Time-Domain), RCWA(Rigorous Coupled Wave Analysis) 및 STACK 솔버를 사용하여 나노 구조의 다층 광학 부품을 시뮬레이션하는 방법을 알아보십시오. 

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성공을 위한 설계: Photonic 통합 구성 요소를 위한 솔버 조합 전략

이 백서에서는 광학 솔버 조합을 사용하여 PIC(Photonic Integrated Circuit) 부품 시뮬레이션 문제를 해결하기 위한 접근 방식에 대해 설명합니다. 

애플리케이션 갤러리

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응용 분야

Photonic Inverse Design Grating Coupler(3D)

이 예제에서는 Inverse Design Toolbox(lumopt)를 사용하여 3D SOI 격자 커플러를 최적화합니다.

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애플리케이션

HUD를 위한 편광 감응형 플라스모닉 리플렉터 - Speos 상호 운용성

편광 광선을 반사해야 하는 HUD의 경우, 여기서는 특정 편광에 대해 상당한 반사를 제공할 수 있는 주기적 플라스모닉 나노 구조를 보여줍니다.

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애플리케이션

마이크로 LED

이 예제에서는 STACK 광학 솔버와 FDTD를 사용하여 원통형 마이크로 LED의 특성을 분석하고 방출된 전력과 복사 패턴을 추출합니다.

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FDTD 제품 참조 매뉴얼

FDTD 참조 매뉴얼에는 제품 기능에 대한 자세한 설명이 나와 있습니다.

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RCWA 제품 참조 매뉴얼

RCWA 참조 매뉴얼에는 제품 기능에 대한 자세한 제품 설명이 나와 있습니다. 

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STACK 제품 참조 매뉴얼

STACK 참조 매뉴얼에는 제품 기능에 대한 자세한 설명이 나와 있습니다.

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