910 preferably employs and incorporates hardware and or software modules for synthesizing translating or otherwise processing a design simulation functional equivalent of the components circuits devices or logic structures shown in fig1 8 to generate a netlist 980 which may contain design structures such as design structure 920 netlist 980 may comprise for example compiled or otherwise processed data structures representing a list of wires discrete components logic gates control circuits i o devices models etc that describes the connections to other elements and circuits in an integrated circuit design netlist 980 may be synthesized using an iterative process in which netlist 980 is re synthesized one or more times depending on design specifications and parameters for the device as with other design structure types described herein netlist 980 may be recorded on a machine readable data storage medium or programmed into a programmable gate array the medium may be a non volatile storage medium such as a magnetic or optical disk drive a programmable gate array a compact flash or other flash memory additionally or in the alternative the medium may be a system or cache memory buffer space or electrically or optically conductive devices and materials on which data packets may be transmitted and intermediately stored via the internet or.