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PCB signal integrity design based on electromagnetic field technology
Starting from practical applications, it introduces how to use Ansoft tools to accurately model complex signal channels, emphasizing the necessity and role of accurate modeling based on electromagnetic field technology. Let you know how to realize the optimized design and overall characteristic evaluation of the complete channel of "chip-package-wire-via-sub-circuit board-connector-motherboard-package-chip" on the DesignerSI platform, and output eye diagrams, Key indicators such as bit error rate.
Key Technology of EMC Design for PCB/Chassis System
Pay attention to the electromagnetic compatibility design of the chassis system caused by the electromagnetic radiation of the PCB, and introduce the entire EMC simulation technology from the PCB to the chassis system with specific application examples. The content covers how to use SIwave to simulate and improve the PCB for EMC, compare the EMI radiation characteristics of different design schemes; use the three-dimensional field tool HFSS to optimize the chassis design and improve its shielding characteristics; realize multiple PCBs and chassis through Ansoft's unique Datalink The overall electromagnetic compatibility characteristics evaluation of the software allows you to clarify how to use Ansoft simulation technology to achieve engineering EMC/EMI design.
Ansoft high-performance SI/PI design helps improve PCB electromagnetic compatibility characteristics
Pay attention to the impact of PCB power integrity and signal integrity on its electromagnetic compatibility characteristics, start with the root source of PCB switching noise/electromagnetic radiation, and fundamentally solve the problem of electromagnetic noise. Introduce the successful application experience abroad, use AnsoftSIwave tool to accurately model and simulate the actual complex PCB, and focus on how to use SIwave to improve the PI/SI characteristics, so as to successfully suppress the PCB electromagnetic noise.
A new generation of PCB simulation design based on Ansoft electromagnetic technology
Discuss the issues that PCB designers are concerned about, analyze the essence and processing methods of PCB electromagnetic problems, introduce the technical characteristics of Ansoft simulation solutions, the positioning relationship and comparison with the same type of products, and show you Ansoft electromagnetic technology and tools in China Successful application cases in external PCB design.
Electromagnetic noise suppression of digital-analog hybrid circuit
The electromagnetic noise generated by the digital circuit in the digital-analog hybrid circuit, such as the synchronous switching noise on the power/ground network, will greatly affect the sensitive analog/RF circuit, reduce the circuit sensitivity, and even seriously interfere with the normal operation of the analog part. This topic introduces you how to use the unique Ansoft tool to simulate accurate modeling, extract interference parameters, and pre-evaluate the effectiveness of corresponding measures.
Design of Power Supply System for Complex FPGA Circuit Board
The PI and SI of the PCB are interrelated. Treating SI and PI in isolation cannot really solve the PCB problem. Severe synchronous switching noise (SSN) will not only cause strong electromagnetic radiation, but also make the PCB itself unstable and cause misoperation. . This lecture introduces the process of the famous FPGA chip supplier Xilinx using SIwave+DesignerSI+Nexxim to simulate the synchronous switching noise of complex PCB boards, proposes a new SSN simulation process, and compares it with the measured results.
