Inventor
ROTH CHARLES PHILIP
US28 patents
⚠️ This page may combine multiple inventors who share the name “ROTH CHARLES PHILIP”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
27 patentsUS6189072B1Feb 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
US6134710AOct 17, 2000
Adaptive method and system to minimize the effect of long cache misses
IBM71 citations96
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
US6249906B1Jun 19, 2001
Adaptive method and system to minimize the effect of long table walks
IBM30 citations93
US6499116B1Dec 24, 2002
Performance of data stream touch events
IBM48 citations92
US6178500B1Jan 23, 2001
Vector packing and saturation detection in the vector permute unit
IBM25 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
US5881306AMar 9, 1999
Instruction fetch bandwidth analysis
IBM34 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
US6470440B1Oct 22, 2002
Vector compare and maximum/minimum generation apparatus and method therefor
IBM42 citations91
US6343337B1Jan 29, 2002
Wide shifting in the vector permute unit
IBM32 citations91
US6327651B1Dec 4, 2001
Wide shifting in the vector permute unit
IBM25 citations91
US6499046B1Dec 24, 2002
Saturation detection apparatus and method therefor
IBM17 citations82
US6119224ASep 12, 2000
Fast shift amount decode for VMX shift and vperm instructions
IBM12 citations74
US6519620B1Feb 11, 2003
Saturation select apparatus and method therefor
IBM7 citations72