Nuwa TCAD
Analyze the internal physical mechanisms of semiconductor devices, optimize process and device design, and improve the performance, product development efficiency, and yield of semiconductor devices.
Application

Application Areas

GMPT, October 2024

Nuwa TCAD simulation software is a versatile 2D and 3D semiconductor process and device simulation tool, widely applicable in microelectronics, optoelectronics, communication, and more. It provides engineers with specialized tools for analyzing, designing, and optimizing semiconductor devices and manufacturing processes, driving continuous advancements and innovations in semiconductor technology.

Power Devices and RF Devices

The demand for power and RF devices in markets such as 5G, consumer electronics, automotive, and aerospace is steadily increasing, especially for power and RF devices based on wide-bandgap semiconductor materials such as silicon carbide (SiC) and gallium nitride (GaN). This is driving the ongoing development of power semiconductor devices. The Nuwa TCAD simulation tool helps clients design and optimize power devices and manufacturing processes, shortening development cycles and reducing costs.

  • Features a customizable material library that allows users to simulate new wide-bandgap materials by adjusting physical parameters.
  • Supports process simulations for Si, SiC, and GaN power devices, including deposition, etching, ion implantation, and stress processes.
  • Equipped with high-order, high-precision numerical solvers for simulating complex devices, supporting steady-state and transient characteristics of devices such as power diodes, IGBTs, thyristors, GaN HEMTs, and SiC power MOSFETs, as well as self-heating simulations.

Display Panels

Display panel technology is widely used in automotive displays, smartphones and tablets, wearable displays, AR/VR, transparent displays, and more. The Nuwa TCAD simulation tool provides the following support in the display technology field:

  • Process simulation modeling and device simulation for various types of transistors, including a-Si TFT, LTPS TFT, and IGZO TFT devices.
  • Simulation of light-emitting devices, including LEDs, OLEDs, and microLEDs.
  • Provides simulation solutions based on device physics mechanisms to solve issues like insufficient charging and image retention, improving image quality.

Optoelectronics

In the field of optoelectronics, TCAD simulation tools are used to design and optimize optoelectronic devices, including lasers, optical waveguides, solar cells, detectors, and more.

  • Photovoltaics and Solar Energy
    • The photovoltaic market is rapidly growing alongside renewable energy and battery technology development. The Nuwa TCAD simulation tool helps optimize the design and performance of solar cells.
    • The material library includes materials used in solar cells, including but not limited to α-Si, α-SiGe, Poly-Si, α-SiC, Si, GaAs, InGaAs, AlGaAs, Ge, InGaP, Mo, and more.
    • Provides models required for solar cell device simulation, including surface recombination models, defect models, multilayer optical models, tunneling models, etc.
  • Silicon Photonics
    • Mainly used for fiber-optic communication.
    • The Nuwa TCAD simulation tool supports process simulation modeling and device simulation for edge-emitting, VCSEL lasers, and waveguide devices. By simulating interactions between silicon and light, combined with Macondo waveguide and electromagnetic simulation software, it enables mode-solving and other functionalities.
  • CMOS Image Sensors (CIS)
    • CMOS image sensors provide high-quality and high-resolution images, widely used in imaging and image processing, especially in smartphone cameras, high-end digital cameras, consumer electronics, and scientific research.
    • The Nuwa TCAD simulation tool supports process and device simulation for building CIS device structures, enabling device analysis and optimization. Combined with Macondo waveguide and electromagnetic simulation software, it also enables finite-difference time-domain (FDTD) optical simulation.

Advanced CMOS Processes

  • FinFET

FinFET is the foundation of modern nanoelectronics semiconductor device manufacturing, addressing issues like subthreshold leakage and short-channel effects encountered when planar CMOS is scaled down to 20nm. It has become the mainstream gate design for 14nm, 10nm, and 7nm process nodes. The Nuwa TCAD simulation tool provides the following support in FinFET research and development:

  • Supports FinFET process and device simulation, generating simulation results such as I-V curves, subband spatial distribution from quantum ballistic transport, current distribution, etc.
  • Supports the design and optimization of FinFET processes and device structures.

Automotive

The next generation of automobiles is a complex platform equipped with modern electronic systems, featuring advanced graphical user interfaces, voice recognition, and touchscreens. The Nuwa TCAD simulation software helps engineers design and optimize electronic systems and devices, driving the automotive industry forward.

  • For automotive power electronics, the Nuwa TCAD simulation tool supports new power semiconductor processes and device simulations to enhance device performance.
  • For automotive digital displays, the Nuwa TCAD simulation tool supports the design and optimization of OLED, TFT, LCD, and MicroLED devices.

Optical Communication and Data Communication

In optical communication and data communication, TCAD simulation helps engineers and researchers better understand, optimize, and design optoelectronic devices. Common applications include:

  • Semiconductor Laser Design: In vertical-cavity surface-emitting lasers (VCSEL), it helps improve the performance, efficiency, and stability of lasers.
  • Optical waveguides, detectors, modulator design: Combined with Macondo electromagnetic simulation software, it simulates and optimizes the structure of optical waveguides for desired transmission performance, enhances detector sensitivity, response time, and noise performance, and simulates and designs various optical modulators for high-speed, efficient optical signal modulation.