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基于芯片的系统与同轴TSV阵列的高效热应力合设计
Xianglong Wang1, Jiaming Su1, Dongdong Chen1
1School of Microelectronics, Xidian University, Xi'an 710071, China.
Micromachines
|August 26, 2023
概括
本研究介绍了使用同轴通过通过 (CTSV) 阵列的芯片系统的高效设计方法. 该方法优化了高性能互连结构的热应力合.
科学领域:
- * 材料科学与工程 * 材料科学与工程
- * 电气工程 电气工程
- * 计算力学 计算力学
背景情况:
- *基于芯片的系统需要先进的互连结构来实现高性能.
- *热应力合是设计同轴通过通过 (CTSV) 阵列的关键挑战.
- *现有的设计方法可能无法完全捕捉结构参数和性能之间的复杂关系.
研究的目的:
- * 开发一种高效的热应力合设计方法,用于带有CTSV阵列的基于芯片的系统.
- * 优化CTSV阵列的结构参数,以达到所需的热和应力性能.
- *通过有限元模拟来验证拟议的设计方法的有效性.
主要方法:
- * 有限元模拟用于分析结构参数和关键索引之间的复杂关系.
- *支持矢量机 (SVM) 模型,以描述结构参数和关键索引之间的关系.
- * 用线性下降惯性重量 (PSO-LDIW) 进行粒子群优化算法,用于多目标优化.
主要成果:
- * SVM模型有效地描述了CTSV数组中的复杂关系.
- *PSO-LDIW算法根据所需的关键索引优化了结构参数.
- *对于峰值温度和应力的模拟结果与目标值 (306.16 K与310 K,28.48 MPa与30 MPa,25.76 MPa与25 MPa) 非常接近.
结论:
- *开发的热应力合设计方法对于CTSV阵列是有效的.
- * 这种方法可用于制造基于芯片的系统的高性能互连结构.
- * SVM和PSO-LDIW的集成提供了一个强大的方法来优化复杂的微电子设计.
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