Semiconductor device manufacturing: process – Making device or circuit responsive to nonelectrical signal – Responsive to electromagnetic radiation
Reexamination Certificate
2011-07-19
2011-07-19
Lee, Cheung (Department: 2812)
Semiconductor device manufacturing: process
Making device or circuit responsive to nonelectrical signal
Responsive to electromagnetic radiation
C438S026000, C438S073000, C438S110000, C257SE21499, C257SE21503
Reexamination Certificate
active
07981716
ABSTRACT:
Some embodiments of a chip module comprise a substrate, a semiconductor chip on the substrate, and a first layer between the substrate and the semiconductor chip, the first layer having high reflectivity for electromagnetic waves. Methods of protecting a chip module from electromagnetic radiation by interposing a protective layer between the chip and the substrate are also disclosed.
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Janke Marcus
Laackmann Peter
Infineon - Technologies AG
Lee Cheung
Schwegman Lundberg & Woessner, P.A.
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