Inventor · Sunnyvale, CA, US

Robert Alan Cargnoni

50Patents
18h-index
49Co-inventors
84Inventor score

Filing activity: Feb 21, 1990 → Sep 7, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5226126A Processor having plurality of functional units for orderly retiring outstanding operations based upon its associated tags Physics 401 Expired
US6499123B1 Method and apparatus for debugging an integrated circuit Physics 172 Expired
US5442757A Computer processor with distributed pipeline control that allows functional units to complete operations out of order while maintaining precise interrupts Physics 112 Expired
US5768575A Semi-Autonomous RISC pipelines for overlapped execution of RISC-like instructions within the multiple superscalar execution units of a processor having distributed pipeline control for sepculative and out-of-order execution of complex instructions Physics 103 Expired
US5781753A Semi-autonomous RISC pipelines for overlapped execution of RISC-like instructions within the multiple superscalar execution units of a processor having distributed pipeline control for speculative and out-of-order execution of complex instructions Physics 87 Expired
US6748501B2 Microprocessor reservation mechanism for a hashed address system Physics 35 Expired
US6212629A Method and apparatus for executing string instructions Physics 34 Expired
US7272773B2 Cache directory array recovery mechanism to support special ECC stuck bit matrix Physics 32 Expired
US7047320B2 Data processing system providing hardware acceleration of input/output (I/O) communication Physics 31 Expired
US7069494B2 Application of special ECC matrix for solving stuck bit faults in an ECC protected mechanism Electricity 27 Expired
US6606666B1 Method and system for controlling information flow between a producer and a buffer in a high frequency digital system Electricity 27 Expired
US6996679B2 Cache allocation mechanism for saving multiple elected unworthy members via substitute victimization and imputed worthiness of multiple substitute victim members Physics 24 Expired
US5881265A Computer processor with distributed pipeline control that allows functional units to complete operations out of order while maintaining precise interrupts Physics 24 Expired
US6976148B2 Acceleration of input/output (I/O) communication through improved address translation Physics 22 Expired
US7055003B2 Data cache scrub mechanism for large L2/L3 data cache structures Physics 22 Expired
US5835946A High performance implementation of the load reserve instruction in a superscalar microprocessor that supports multi-level cache organizations Physics 21 Expired
US8521982B2 Load request scheduling in a cache hierarchy Physics 20 Active
US6981083B2 Processor virtualization mechanism via an enhanced restoration of hard architected states Physics 18 Expired
US6950892B2 Method and system for managing distributed arbitration for multicycle data transfer requests Physics 17 Expired
US7272664B2 Cross partition sharing of state information Physics 16 Expired
US5682492A Computer processor with distributed pipeline control that allows functional units to complete operations out of order while maintaining precise interrupts Physics 16 Expired
US8347036B2 Empirically based dynamic control of transmission of victim cache lateral castouts Physics 13 Active
US7454580B2 Data processing system, processor and method of data processing that reduce store queue entry utilization for synchronizing operations Physics 11 Active
US7305526B2 Method, system, and program for transferring data directed to virtual memory addresses to a device memory Physics 10 Expired
US6598086B1 Method and system for controlling information flow in a high frequency digital system from a producer to a buffering consumer via an intermediate buffer Electricity 9 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.