Semiconductor device manufacturing: process – Coating with electrically or thermally conductive material – To form ohmic contact to semiconductive material
Reexamination Certificate
2005-12-21
2010-06-15
Lindsay, Jr., Walter L (Department: 2812)
Semiconductor device manufacturing: process
Coating with electrically or thermally conductive material
To form ohmic contact to semiconductive material
C257S522000, C257SE21573
Reexamination Certificate
active
07737020
ABSTRACT:
Fluid-based dielectric material is used to backfill multiple patterned metal layers of an IC on a wafer. The patterned metal layers are fabricated using conventional CMOS techniques, and are IMD layers in particular embodiments. The dielectric material(s) are etched out of the IC to form a metal network, and fluid dielectric material precursor, such as a polyarylene ether-based resin, is applied to the wafer to backfill the metal network with low-k fluid-based dielectric material.
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Ho Jonathan Jung-Ching
Pan Hong-Tsz
George Thomas
Hewett Scott
Lindsay, Jr. Walter L
Patel Reema
XILINX Inc.
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