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Ahearn Thomas P, Capowski Robert S, Christensen Neal T, Gannon Patrick M, Lee Arlin E, Liptay John S: Virtual memory system. International Business Machines Corporation, December 25, 1973: US3781808 (63 worldwide citation)

This specification describes a virtual memory system in which a set of conversion tables is used to translate an arbitrarily assigned programming designation called a virtual address into an actual main memory location called a real address. To avoid the necessity of translating the same addresses o ...


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Christensen Neal T, Werner Robert H, Van Loo William C, Wetzel Joseph A, Zeitler Carl Jr: Mecanisme a multiprocesseur pour la prise en charge des interruptions dans les canaux, Multiprocessor mechanism for handling channel interrupts. International Business Machines Corporation, SAUNDERS RAYMOND H, March 29, 1983: CA1143852

MULTIPROCESSOR MECHANISM FOR HANDLING CHANNEL INTERRUPTS Abstract The disclosure relates to multiprocessor handling ofplural queues of pending I/O interrupt requests (I/O IRs)in a main storage (MS) shared by plural central processors(CPs). An input/output processor (IOP) inserts I/O IRentries onto t ...


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Bean Bradford M, Bierce Anne E, Christensen Neal T, Clark Leo J, Jones Christine C, Krygowsky Mathew A, Reick Kevin F: Plural processor system. Internatl Business Mach Corp &Lt IBM&Gt, March 17, 1995: JP1995-073035

PURPOSE: To provide a system in which the continuous processing of a pipe line can be attained without interrupting a succeeding request in a storage request pipe line 1 for controlling the address processing of storage even when an access request to the storage has to wait for a storage resource. C ...


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Bean Bradford M, Bierce Anne E, Christensen Neal T, Clark Leo J, Comfort Steven T, Jones Christine C, Paku Kin Maku: Change controller for right of ownership for data unit in sharing cache. Internatl Business Mach Corp &Lt IBM&Gt, April 2, 1993: JP1993-081129

PURPOSE: To provide an interlock for the right of ownership which hinders the change of the right of ownership of the data unit of a store-in type cache until all the unexecuted memories are executed in the cache data unit. CONSTITUTION: The data integrity is assured in a data processing system by i ...