The structured computer-aided logic design (SCALD) software was a computer aided design system developed for building the S-1 computer. It used the
Stanford University Drawing System (SUDS), and it was developed by Thomas M. McWilliams and Lawrence Curtis Widdoes, Jr. The work led to the start of the
Valid Logic Systems
Cadence Design Systems, Inc. (stylized as cādence), headquartered in San Jose, California, is an American multinational computational software company, founded in 1988 by the merger of SDA Systems and ECAD, Inc. The company produces software, ...
company (briefly known as SCALD Corporation) in 1981, which was purchased by
Cadence Design in 1991.
McWilliams and Widdoes won the
W. Wallace McDowell Award in 1984 for the SCALD methodology.
See also
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Static timing analysis
References
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Electronic design automation
Lawrence Livermore National Laboratory
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