MEMBER FOR SOLID-STATE IMAGE PICKUP DEVICE AND METHOD FOR MANUFACTURING SOLID-STATE IMAGE PICKUP DEVICE
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United States of America
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Issued Date -
Feb 20, 2025
app pub date -
Nov 4, 2024
filing date -
Nov 4, 2024
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Abstract
A member for a solid-state image pickup device having a bonding plane with no gaps and a method for manufacturing the same are provided. The manufacturing method includes the steps of providing a first substrate provided with a photoelectric converter on its primary face and a first wiring structure, providing a second substrate provided with a part of a peripheral circuit on its primary face and a second wiring structure, and performing bonding so that the first substrate, the first wiring structure, the second wiring structure, and the second substrate are disposed in this order. In addition, at least one of an upper face of the first wiring structure and an upper face of the second wiring structure has a concave portion, and a conductive material forms a bottom face of the concave portion.
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