Inventor
HILGENDORF ROLF
US14 patents
Patents
14 patentsUS5974543AOct 26, 1999
Apparatus and method for performing subroutine call and return operations
IBM79 citations94
US5925124AJul 20, 1999
Dynamic conversion between different instruction codes by recombination of instruction elements
IBM63 citations92
US5524270AJun 4, 1996
System for transferring data between asynchronous data buses with a data buffer interposed in between the buses for synchronization of devices timed by different clocks
IBM46 citations92
US5930491AJul 27, 1999
Identification of related instructions resulting from external to internal translation by use of common ID field for each group
IBM26 citations90
US7602874B2Oct 13, 2009
Providing accurate time-based counters for scaling operating frequencies of microprocessors
IBM8 citations84
US7376875B2May 20, 2008
Method of improving logical built-in self test (LBIST) AC fault isolations
IBM13 citations83
US6986027B2Jan 10, 2006
Universal load address/value prediction using stride-based pattern history and last-value prediction in a two-level table scheme
IBM19 citations80
US7890782B2Feb 15, 2011
Dynamic power management in an execution unit using pipeline wave flow control
IBM5 citations73
US5568407AOct 22, 1996
Method and system for the design verification of logic units and use in different environments
IBM16 citations71
US7865749B2Jan 4, 2011
Method and apparatus for dynamic system-level frequency scaling
IBM5 citations63
US6967510B2Nov 22, 2005
Time-base implementation for correcting accumulative error with chip frequency scaling
IBM2 citations62
US6989696B2Jan 24, 2006
System and method for synchronizing divide-by counters
IBM3 citations61
US7646838B2Jan 12, 2010
Providing accurate time-based counters for scaling operating frequencies of microprocessors
IBM0 citations52
US7321247B2Jan 22, 2008
Timer facility for high frequency processors with minimum dependency of processor frequency modes
IBM0 citations52