Inventor · Cambridge, MA, US

Daniel Leibholz

18Patents
9h-index
30Co-inventors
68Inventor score

Filing activity: Jun 29, 1990 → May 13, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6000044A Apparatus for randomly sampling instructions in a processor pipeline Physics 115 Expired
US6954846B2 MICROPROCESSOR AND METHOD FOR GIVING EACH THREAD EXCLUSIVE ACCESS TO ONE REGISTER FILE IN A MULTI-THREADING MODE AND FOR GIVING AN ACTIVE THREAD ACCESS TO MULTIPLE REGISTER FILES IN A SINGLE THREAD MODE Physics 104 Expired
US5103393A Method of dynamically allocating processors in a massively parallel processing system Physics 80 Expired
US6163840A Method and apparatus for sampling multiple potentially concurrent instructions in a processor pipeline Physics 65 Expired
US7418582B1 Versatile register file design for a multi-threaded processor utilizing different modes and register windows Physics 62 Expired
US6195748A Apparatus for sampling instruction execution information in a processor pipeline Physics 52 Expired
US6098166A Speculative issue of instructions under a load miss shadow Physics 52 Expired
US6141734A Method and apparatus for optimizing the performance of LDxL and STxC interlock instructions in the context of a write invalidate protocol Physics 39 Expired
US6542987B1 Method and circuits for early detection of a full queue Physics 17 Expired
US7493615B2 Apparatus and method for synchronizing multiple threads in an out-of-order microprocessor Physics 9 Expired
US6449713B1 Implementation of a conditional move instruction in an out-of-order processor Physics 7 Expired
US6675288B2 Apparatus for mapping instructions using a set of valid and invalid logical to physical register assignments indicated by bits of a valid vector together with a logical register list Physics 6 Expired
US6122728A Technique for ordering internal processor register accesses Physics 6 Expired
US6813702B1 Methods and apparatus for generating effective test code for out of order super scalar microprocessors Physics 6 Expired
US6704856B1 Method for compacting an instruction queue Physics 6 Expired
US6662293B1 Instruction dependency scoreboard with a hierarchical structure Physics 5 Expired
US6405304B1 Method for mapping instructions using a set of valid and invalid logical to physical register assignments indicated by bits of a valid vector together with a logical register list Physics 5 Expired
US8090930B2 Method and circuits for early detection of a full queue Physics 1 Active

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