Cadence ClosedAccess
September 12, 2011
There are various rumors around about Cadence starting to close up stuff that has been open for a long time. Way back in the midst of time, as part of the acquisition of CCT, the Federal Trade Commission forced Cadence to open up LEF/DEF and allow interoperability of Cadence tools (actually only place and route) I believe for 10 years. Back then Cadence was the #1 EDA company by a long way, in round figures making about $400M in revenue each quarter and dropping $100M to the bottom line. Cadence opened up LEF/DEF and created the Connections Program as a result.
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