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	Browse All Reviews > Hardware (B) > Input/Output And Data Communications (B.4) > Interconnections (Subsystems) (B.4.3) > Ddex (B.4.3...)     Options: All Media Types Journals Proceedings Div Books Whole Books Other Date Reviewed Title Author Publisher Published Date Descending Ascending     1-1 of 1 Reviews about "Ddex (B.4.3...)": Date Reviewed   The digital data exchange--a space-division switching system Hopner E., Patten M. IBM Journal of Research and Development 28(4): 444-453, 1984.  Type: Article This paper describes a space-division switching system called DDEX (Digital Data Exchange), built by IBM for its internal use. The DDEX is a microprocessor-controlled, user-transparent digital switch, capable of interconnecting 512 to... Mar 1 1985
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