Q3D學(xué)習(xí)體會PPT幻燈片

1、Ansoft Q3D Extractor 演講人：王曉莉,1,Ansoft Q3D簡介,Q3D提取器結(jié)合HFSS， Ansoft Designer 以及Nexxim為高速、高性能互聯(lián)設(shè)計(jì)提供全面電磁解決方案。Q3D提取器能加速各種高速互聯(lián)結(jié)構(gòu)設(shè)計(jì)，包括IC封裝（如引腳、bond wires）、PCB板布線及各種連接器、接插件、電纜、傳輸系統(tǒng)設(shè)計(jì)。該產(chǎn)品的發(fā)布，加之Ansoft Designer、Nexxim和HFSS，為以高性能IC設(shè)計(jì)為代表的高速互聯(lián)設(shè)計(jì)提供了一整套全新的電磁設(shè)計(jì)綜合解決方案， 對IC設(shè)計(jì)中的關(guān)鍵元件如平面螺旋電感、通孔、連線、片上電容等實(shí)現(xiàn)設(shè)計(jì)優(yōu)化、虛擬仿真，并最終達(dá)到一次

2、成功。,2,Ansoft Q3D簡介,Q3D v6采用與HFSS v9和Ansoft Designer相同的全新設(shè)計(jì)界面，直觀、易用。新的設(shè)計(jì)環(huán)境將實(shí)現(xiàn)3D RLC參數(shù)提取所需的電磁場仿真功能無縫集成，并自動產(chǎn)生等效電路模型。設(shè)計(jì)者可以利用這種基于電磁場的等效電路模型準(zhǔn)確完成如串?dāng)_、地反彈、延時、振鈴、反射等問題的信號完整性分析。,3,Ansoft Q3D 優(yōu)勢,4,A 2D Grounded Coplanar Waveguide Model,5,Assign Conductors,Define trace as a signal line; Define Ground as Referenc

3、e Ground; Define top_gnd1 and top_gnd2 as a Non Ideal Ground.,6,Setting Up an Analysis,Add a Solution Setup; Add a Frequency Sweep; Perform a Maxtrix Reduction; Validate the Setup.,7,Running the Analysis,Solve the Problem,8,Generate the Reporter Plots,9,Generate Anoter Plots,10,Generate a Field Plot

4、,11,Generate Another Field Plot,12,Add a Parametric Sweep,13,Run the Parametric Analysis,14,Creating the Via Model,15,Setting Up the Simulation,Set up Sources and Sinks;,16,Setting Up the Simulation,Identify the Nets,17,18,Generate a Field Plot,19,Export a Circuit Model,20,Comparing the Solution,The

5、 graph shows that the via capacitance is only slightly affected by the radius of center barrel.,21,Comparing the Solution,The graph shows a much stronger effect from the pad radius than the center barrel radius,22,Z-Bend Coupled Microtrips,23,Setting up the Conductors,24,Setting up the Boundies and Source,25,Analysis Setup,Creating an Analysis Setup,26,Solution Data,27,Solutions,28,M