1
Michael L Haupt, Doug A Fuller, Lewis A Boone: Reset for independent partitions within a computer system. Unisys Corporation, Nawrocki Rooney & Sivertson P A, February 10, 1998: US05717942 (42 worldwide citation)

A method and apparatus for providing a multi-source reset for independent partitions within a multiprocessor computer system. In a system having at least two partitions wherein the at least two partitions share interconnect hardware, a reset may be provided to a first one of the at least two partiti ...


2
Kenichi Tsuchiya, Lewis A Boone, Michael L Haupt, Thomas Adelmeyer: Block buffer for instruction/operand caches. Unisys Corporation, Nawrocki Rooney & Sivertson, June 6, 1995: US05423016 (27 worldwide citation)

A method of and apparatus for efficiently transferring data between a memory system and an instruction processor having a dedicated cache memory. A read request within the instruction processor for a data element not currently stored within the dedicated cache memory creates a read cache miss condit ...


3
Mitchell A Bauman, Lewis A Boone, Donald E Schroeder: Method of and apparatus for serial dynamic system partitioning. Unisys Corporation, Charles A Johnson, Mark T Starr, Nawrocki Rooney & Sivertson P A, August 21, 2001: US06279098 (8 worldwide citation)

A method and apparatus for providing for serially transmitting partitioning information between system partitions, and between system partitions and the corresponding data processing resources. Serial transmission may allow the partitioning information to be transmitted using a single I/O ASIC pin, ...


4
Lewis A Boone, Thomas J Menart, John A Miller, Brett W Tucker: Fault isolation system and method. November 3, 2009: US07613949 (4 worldwide citation)

A mechanism for isolating failures in a digital system is provided. In one embodiment, a fault table is defined for each unit in the system. Related faults are ordered within the table to reflect the time-order in which the faults would be activated during operation of the associated unit. When mult ...


5
Lewis A Boone, Thomas J Menart, John A Miller, Brett W Tucker: Fault isolation system and method. Unisys Corporation, James E Goepel, February 22, 2011: US07895471 (3 worldwide citation)

A mechanism for isolating failures in a digital system is provided. In one embodiment, a fault table is defined for each unit in the system. Related faults are ordered within the table to reflect the time-order in which the faults would be activated during operation of the associated unit. When mult ...


6
James L Federici, Kelvin S Vartti, Robert M Malek, Lewis A Boone: Use of a cache ownership mechanism to synchronize multiple dayclocks. Unisys Corporation, Charles A Johnson, Mark T Starr, Nawrocki Rooney & Sivertson P A, February 24, 2004: US06697925 (2 worldwide citation)

A method of and apparatus for improving the efficiency of a data processing system employing multiple dayclocks using the facilities which maintain coherency of the system's level cache memories. These efficiencies result from dedicating a separate individual dayclock to each of the multiple in ...


7
Lewis A Boone, Thomas J Menart, John A Miller, Brett W Tucker: Fault isolation system and method. Unisys Corporation, August 20, 2009: US20090210747-A1

A mechanism for isolating failures in a digital system is provided. In one embodiment, a fault table is defined for each unit in the system. Related faults are ordered within the table to reflect the time-order in which the faults would be activated during operation of the associated unit. When mult ...