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fabrication of top-quality devices at Acknowledgment cav it ie s for t he r m al t u n i ng
low temperatures without limiting This work was partly supported by optimization of silicon r ing
performance compared to traditional the French National program “IRT resonators,” IEEE 71st ECTC
high-temperature CMOS devices. This Nanoelec, n° ANR-10-AIRT-05 and (2 0 21) p p. 16 67-1672 , d o i :
capacity would be useful across a wide by European Union’s H2020 under the 10.1109/ECTC32696.2021.00264.
range of applications. grant agreement n 958472 (Tinker) and 8. S. Borel, et al., “Recent progress
n 780548 (3D-MUSE). This work is in the development of high-
Advanced packaging: Toward a part of the IPCEI Microelectronics and density TSV for 3-layers CMOS
European 3D strategy Connectivity and was supported by the i m a ge s e n s o r s ,” I E E E 73r d
Future HPC, artificial intelligence (AI), French Public Authorities within the ECTC, Orlando, FL, USA, 2023,
image sensors, smart displays, etc., will frame of France 2030. pp. 1156 -1163, doi: 10.1109/
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AMD, and Intel. Strong competition also a rc h i t e ct u re s ,” I E E E 6 9 t h end applications,” 4th Electronic
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improvements in the latest semiconductor and process challenges of self 3D-stacked computing systems,”
nodes will not be sufficient to deal with assembly applied to die-to-wafer PIC MAGAZINE, Issue IV 2023.
the needs of emerging applications (e.g., hybr id bonding,” IEEE 73rd 11. T. Mourier, et al., “Advanced 3D
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fabricated using different technologies ECTC51909.2023.00239. packaging of a mobile LiDAR 256
to be combined to optimize performance 4. J. J. S u a r e z B e r r u , e t a l . , channels beam steering device
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CEA-Leti is pursuing its historical with high density TSV for 3D ECTC51909.2023.00049
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and 3D, and developing an ambitious 73rd ECTC (2023) pp. 97-102, bonding: a key enabler for 3D
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research and technology organizations integrated systems,” Proc. of the Scale Review, Sept/Oct 2023.
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Biography
Jean-Charles Souriau is a scientist leader in the field of wafer-level packaging for more than 20 years at CEA-
Leti, Grenoble, France. He has worked at the Electronics and Information Technology Laboratory, French
Atomic Energy Commission, Micro and Nanotechnologies Campus. He is chair of the French chapter of the
IEEE Electronics Packaging Society and Technical Director of IMAPS France. He received the PhD degree in
physics from the U. of Grenoble, France in 1993. Email jean-charles.souriau@cea.fr
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42 Chip Scale Review March • April • 2024 [ChipScaleReview.com]