Warpage prediction and experiments of fan-out waferlevel package during encapsulation process

SS Deng, SJ Hwang, HH Lee - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
A wafer level package (WLP) that has a flip chip form and uses thin-film redistribution with
solder bumps to connect the package to the printed wiring board directly is discussed in this …

A comparison of curing process-induced residual stresses and cure shrinkage in micro-scale composite structures with different constitutive laws

D Li, X Li, J Dai, S Xi - Applied Composite Materials, 2018 - Springer
In this paper, three kinds of constitutive laws, elastic,“cure hardening instantaneously linear
elastic (CHILE)” and viscoelastic law, are used to predict curing process-induced residual …

Warpage and residual stress analyses of post-mold cure process of IC packages

MY Lin, YJ Zeng, SJ Hwang, MH Wang, HP Liu… - … International Journal of …, 2023 - Springer
To improve the production yield rate, reliability is one of the important indicators of electronic
packaging products. In past research, however, the influence of the fabrication process was …

[HTML][HTML] Effect of flip-chip ball grid array structure on capillary underfill flow

HH Hung, YC Cheng, SJ Hwang, HJ Chang… - Results in …, 2024 - Elsevier
During the capillary underfill (CUF) process in flip-chip packaging, issues like incomplete
filling, voids, wire sweeping, and overflow can impact product reliability and the relatively …

Mesoscopic simulation on curing deformation and residual stresses of 3D braided composites

Y Fu, X Gao, X Yao - Composite Structures, 2020 - Elsevier
Both cure deformations and residual stresses of 3D braided composites are studied based
on the representative volume element (RVE) by means of thermochemical and …

Process modelling of curing process-induced internal stress and deformation of composite laminate structure with elastic and viscoelastic models

D Li, X Li, J Dai - Applied Composite Materials, 2018 - Springer
In this paper, two kinds of transient models, the viscoelastic model and the linear elastic
model, are established to analyze the curing deformation of the thermosetting resin …

An inverse heat conduction-convection conjugated problem in estimating the unknown volumetric heat generation of an encapsulated chip

CH Huang, YR Zhong - Thermal Science and Engineering Progress, 2023 - Elsevier
A three-dimensional steady-state inverse heat conduction-convection conjugated problem
(IHCCCP) is investigated in this work. The goal is to estimate the unknown spatially …

Analysis of flip-chip ball grid array underfill flow process

HH Hung, YC Cheng, SJ Hwang, DL Chen… - … International Journal of …, 2024 - Springer
This study provides an in-depth simulation of the capillary underfill (CUF) process for flip-
chip packages using Moldex3D, offering a comprehensive analysis that integrates material …

PVTC equation for epoxy molding compound

SJ Hwang, YS Chang - IEEE Transactions on components and …, 2006 - ieeexplore.ieee.org
The isothermal and isobaric volume shrinkage is measured by a single-plunger-type
dilatometer for epoxy molding compound (EMC). This device has been found suitable for …

Computational and analytical modeling of curing and warping of microdroplet-jet 3D printing photosensitive resins

B Ping, J Huang, F Meng, J Li, J Zhang, Z Liu, J Li… - Additive …, 2024 - Elsevier
Microdroplet-jet 3D printing constructs functional devices by layering and curing materials
through spraying. However, thermal stresses accumulated during curing can cause warping …