A programmable gate array with an improved interconnect structure facilitates multi-source networks, communication of signals long distances across the array, and creation of networks in a symmetrical interconnect structure. The interconnect includes direct connections for each configurable logic block...http://www.google.es/patents/US5212652?utm_source=gb-gplus-sharePatente US5212652 - Programmable gate array with improved interconnect structure
Programmable gate array with improved interconnect structure