Advanced Packaging Overview

Principles

Definition

Advanced packaging is a critical research area and technological methodology within semiconductor engineering that explores and develops sophisticated techniques for the high-density integration of multiple integrated circuits and passive components into a single, advanced package. It investigates methods such as 3D stacking, 2.5D integration via interposers, and heterogeneous assembly, representing a key pathway for achieving performance scaling, miniaturization, and enhanced functionality in electronic systems beyond conventional single-chip limitations.

Ontological type

Core Methods

Materials Systems

Thermal Management

Key developments

Key Figures

System-Level 3D Packaging era

Paul D. Franzon[1] worked across Rice University[3] and the University of North Carolina at Chapel Hill[4] during the System-Level 3D Packaging era. His key contributions included articulating the trade-offs of vertical integration in the 2005 paper Demystifying 3D ICs: The Pros and Cons of Going Vertical[7], which helped guide system-level packaging practice by clarifying thermal, mechanical, and interconnect design implications. M.B. Steer[2] is associated with The University of Queensland[5] and the University of Leeds[6] during this era. Steer's contributions related to advancing critical discussions of 3D IC feasibility and reliability in the same 2005 work, Demystifying 3D ICs: The Pros and Cons of Going Vertical[7], shaping early standards, design toolchains, and methods for evaluating vertical packaging in this era.

TSV-Enabled 3D Integration era

George M. Whitesides [1], affiliated with Harvard University [3] and the Massachusetts Institute of Technology [4], was a leading figure in the TSV-enabled 3D integration era. His 2009 Foldable Printed Circuit Boards on Paper Substrates [6] demonstrated foldable PCBs on paper substrates, enabling low-cost, lightweight, flexible electronics and rapid prototyping, a contribution that advanced packaging concepts in this era. Nanshu Lu [2], affiliated with Harvard University [3] and the University of Illinois Urbana-Champaign [5], contributed to foldable electronics via the Foldable Printed Circuit Boards on Paper Substrates [6] (2009), highlighting flexible, low-cost substrates as enabling packaging approaches in this era. This work's significance lies in enabling scalable, low-cost deployment of flexible electronic components within packaging ecosystems, foreshadowing later developments in high-density TSV-enabled integration.

Active Circular Packaging era

Jong‐Whan Rhim [1] is a leading figure in Active Circular Packaging during 2015–2024, associated with Kyung Hee University [2] and Mokpo National University [3]. A key contribution is the Titanium dioxide (TiO2) based approach described in the paper Titanium dioxide (TiO2) for the manufacture of multifunctional active food packaging films [4], which demonstrates how inorganic additives can endow packaging with active functionalities essential for real-time interaction and monitoring within a circular packaging framework. Jong‐Whan Rhim's work in this era emphasizes scalable strategies to integrate active functionalities into recyclable packaging while keeping lifecycle stewardship in focus [1]. These efforts by Rhim, in collaboration with his institutional bases at Kyung Hee University [2] and Mokpo National University [3], help translate active circular concepts into deployable, durable packaging solutions that balance performance with recyclability [2][3].