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January • February 2022 CONTENTS
Volume 26, Number 1
DEPARTMENTS
TECHNOLOGY TRENDS
6 Semiconductor packaging trends: an OSAT perspective
By David Clark
[Amkor Technology, Inc.]
TECHNOLOGY TRENDS
11 Shrinking RADAR and LiDAR sensor packages – an
introduction to TINKER
White-light scanning interferometry (WSI) By Leo Schranzhofer [PROFACTOR], Martin Eibelhuber [EV Group],
applied for 100% fine-pitch interconnect Martina Chopart [AMIRES]
inspection during wafer-level packaging.
The WSI system includes scanning
interferometry for large FOV, high-
speed, and multi-reflectance surface 3D FEATURE ARTICLES
measurement. Interference patterns can be
detected to calculate RDL dielectric layer 3D interconnect inspection for heterogeneous chip
thickness during panel/wafer-level 3D 16
interconnect inspection. packaging using WSI
By Shahab Chitchian
Cover image courtesy of INTEKPLUS [INTEKPLUS CO., LTD.]
CO.,LTD.
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