Inventor
WALLACH JR WALTER A
US15 patents
Patents
15 patentsUS4493027AJan 8, 1985
Method of performing a call operation in a digital data processing system having microcode call and return operations
DATA GENERAL CORP148 citations97
US4514800AApr 30, 1985
Digital computer system including apparatus for resolving names representing data items and capable of executing instructions belonging to general instruction sets
DATA GENERAL CORP104 citations96
US4731734AMar 15, 1988
Digital computer system incorporating object-based addressing and access control and tables defining derivation of addresses of data from operands in instructions
DATA GENERAL CORP27 citations92
US4675810AJun 23, 1987
Digital data processing system having a uniquely organized memory system using object-based addressing and in which operand data is identified by names accessed by name tables
DATA GENERAL CORP32 citations92
US4498132AFeb 5, 1985
Data processing system using object-based information and a protection scheme for determining access rights to such information and using multilevel microcode techniques
DATA GENERAL CORP28 citations92
US4656579AApr 7, 1987
Digital data processing system having a uniquely organized memory system and means for storing and accessing information therein
DATA GENERAL CORP13 citations73
US4498131AFeb 5, 1985
Data processing system having addressing mechanisms for processing object-based information and a protection scheme for determining access rights to such information
DATA GENERAL CORP12 citations73
US4450522AMay 22, 1984
Apparatus for deriving addresses of data using displacements from base addresses which change only on call and return
DATA GENERAL CORP9 citations73
US4455604AJun 19, 1984
Digital data processing system having addressing means for translating operands into descriptors identifying data, plural multilevel microcode control means, and ability to execute a plurality of internal language dialects
DATA GENERAL CORP10 citations72
US4516203AMay 7, 1985
Improved apparatus for encaching data whose value does not change during execution of an instruction sequence
DATA GENERAL CORP12 citations71
US4499604AFeb 12, 1985
Digital data processing system for executing instructions containing operation codes belonging to a plurality of operation code sets and names corresponding to name table entries
DATA GENERAL CORP3 citations62
US4493023AJan 8, 1985
Digital data processing system having unique addressing means and means for identifying and accessing operands
DATA GENERAL CORP3 citations62
US4480306AOct 30, 1984
Digital data processing system using unique ALU register files and micro-instruction stacks
DATA GENERAL CORP4 citations62
US4661903AApr 28, 1987
Digital data processing system incorporating apparatus for resolving names
DATA GENERAL CORP1 citations52
US4517642AMay 14, 1985
Digital computer system having unique means of referring to operands and ability to execute a plurality of internal languages
DATA GENERAL CORP1 citations52