P

Inventor

WELBON EDWARD HUGH

US30 patents
⚠️ This page may combine multiple inventors who share the name “WELBON EDWARD HUGH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

25 patents
US6189072B1Feb 13, 2001

Performance monitoring of cache misses and instructions completed for instruction parallelism analysis

IBM84 citations98
US5797019AAug 18, 1998

Method and system for performance monitoring time lengths of disabled interrupts in a processing system

IBM102 citations98
US5691920ANov 25, 1997

Method and system for performance monitoring of dispatch unit efficiency in a processing system

IBM122 citations98
US5752062AMay 12, 1998

Method and system for performance monitoring through monitoring an order of processor events during execution in a processing system

IBM142 citations97
US6067644AMay 23, 2000

System and method monitoring instruction progress within a processor

IBM70 citations96
US5991708ANov 23, 1999

Performance monitor and method for performance monitoring within a data processing system

IBM70 citations96
US5987598ANov 16, 1999

Method and system for tracking instruction progress within a data processing system

IBM89 citations96
US5970439AOct 19, 1999

Performance monitoring in a data processing system

IBM71 citations96
US5938760AAug 17, 1999

System and method for performance monitoring of instructions in a re-order buffer

IBM83 citations96
US5835702ANov 10, 1998

Performance monitor

IBM80 citations96
US5751945AMay 12, 1998

Method and system for performance monitoring stalls to identify pipeline bottlenecks and stalls in a processing system

IBM58 citations96
US6708296B1Mar 16, 2004

Method and system for selecting and distinguishing an event sequence using an effective address in a processing system

IBM42 citations95
US5878208AMar 2, 1999

Method and system for instruction trace reconstruction utilizing limited output pins and bus monitoring

IBM51 citations93
US5802378ASep 1, 1998

Performance monitoring in multiprocessor system with interrupt masking

IBM37 citations93
US6339818B1Jan 15, 2002

Method and system for dynamically locating frequently accessed memory regions or locations

IBM22 citations92
US6085338AJul 4, 2000

CPI infinite and finite analysis

IBM19 citations92
US5961654AOct 5, 1999

Operand fetch bandwidth analysis

IBM22 citations92
US5949971ASep 7, 1999

Method and system for performance monitoring through identification of frequency and length of time of execution of serialization instructions in a processing system

IBM35 citations92
US5894575AApr 13, 1999

Method and system for initial state determination for instruction trace reconstruction

IBM46 citations92
US5881306AMar 9, 1999

Instruction fetch bandwidth analysis

IBM34 citations92
US5862371AJan 19, 1999

Method and system for instruction trace reconstruction utilizing performance monitor outputs and bus monitoring

IBM26 citations92
US5802273ASep 1, 1998

Trailing edge analysis

IBM19 citations92
US5729726AMar 17, 1998

Method and system for performance monitoring efficiency of branch unit operation in a processing system

IBM25 citations92
US5727167AMar 10, 1998

Thresholding support in performance monitoring

IBM44 citations91
US6282600B1Aug 28, 2001

Method and apparatus of resolving conflicting register access requests from a service processor and system processor

IBM2 citations62

SUN MICROSYSTEMS INC

4 patents

IINTERNATIONAL BUSINESS MACHIN

1 patent