Inventor · disambiguated record
Mark Michael Schaffer
Also filed as: SCHAFFER MARK M · SCHAFFER MARK MICHAEL
24 granted patents·3 pending applications·498 citations·filing 1988–2015
96Inventor score
Top patents by PatentIndex Score
27 records- 0184US7395361B2Apparatus and methods for weighted bus arbitration among a plurality of master devices based on transfer direction and/or consumed bandwidthQUALCOMM INC·Filed 2005·Granted Jul 1, 2008·13 cites·42 claims
- 0280US6081860AAddress pipelining for data transfersIBM·Filed 1997·Granted Jun 27, 2000·92 cites·15 claims
- 0377US9064050B2Arbitrating bus transactions on a communications bus based on bus device health information and related power managementDUROIU CRISTIAN·Filed 2011·Granted Jun 23, 2015·5 cites·23 claims
- 0476US6055584AProcessor local bus posted DMA FlyBy burst transfersIBM·Filed 1997·Granted Apr 25, 2000·82 cites·35 claims
- 0575US8615638B2Memory controllers, systems and methods for applying page management policies based on stream transaction informationSHIRLEN MARTYN RYAN·Filed 2010·Granted Dec 24, 2013·4 cites·31 claims
- 0674US9152595B2Processor-based system hybrid ring bus interconnects, and related devices, processor-based systems, and methodsQUALCOMM INC·Filed 2012·Granted Oct 6, 2015·4 cites·39 claims
- 0774US5925118AMethods and architectures for overlapped read and write operationsIBM·Filed 1996·Granted Jul 20, 1999·69 cites·39 claims
- 0871US5884051ASystem, methods and computer program products for flexibly controlling bus access based on fixed and dynamic prioritiesIBM·Filed 1997·Granted Mar 16, 1999·61 cites·21 claims
- 0967US5862353ASystems and methods for dynamically controlling a busIBM·Filed 1997·Granted Jan 19, 1999·48 cites·50 claims
- 1062US7209998B2Scalable bus structureQUALCOMM INC·Filed 2004·Granted Apr 24, 2007·6 cites·20 claims
- 1161US8838861B2Methods and apparatuses for trace multicast across a bus structure, and related systemsSHIRLEN MARTYN RYAN·Filed 2012·Granted Sep 16, 2014·1 cites·22 claims
- 1260US7913021B2Scalable bus structureQUALCOMM INC·Filed 2006·Granted Mar 22, 2011·1 cites·27 claims
- 1356US7185123B2Method and apparatus for allocating bandwidth on a transmit channel of a busQUALCOMM INC·Filed 2004·Granted Feb 27, 2007·4 cites·10 claims
- 1456US2009327548A1Scalable Bus StructureQUALCOMM INC·Filed 2009·Application pending·0 cites
- 1552US4926374AResidue checking apparatus for detecting errors in add, subtract, multiply, divide and square root operationsIBM·Filed 1988·Granted May 15, 1990·19 cites·4 claims
- 1647US5848436AMethod and apparatus for efficiently providing data from a data storage medium to a processing entityIBM·Filed 1996·Granted Dec 8, 1998·19 cites·14 claims
- 1746US8028143B2Method and apparatus for transmitting memory pre-fetch commands on a busQUALCOMM INC·Filed 2004·Granted Sep 27, 2011·0 cites·13 claims
- 1846US5926831AMethods and apparatus for control of speculative memory accessesIBM·Filed 1996·Granted Jul 20, 1999·18 cites·10 claims
- 1946US2015234761A1Arbitrating bus transactions on a communications bus based on bus device health information and related power managementQUALCOMM INC·Filed 2015·Application pending·0 cites
- 2045US6504854B1Multiple frequency communicationsIBM·Filed 1998·Granted Jan 7, 2003·17 cites·24 claims
- 2144US7617343B2Scalable bus structureQUALCOMM INC·Filed 2005·Granted Nov 10, 2009·0 cites·20 claims
- 2244US6047336ASpeculative direct memory access transfer between slave devices and memoryIBM·Filed 1998·Granted Apr 4, 2000·18 cites·9 claims
- 2341US8599886B2Methods and apparatus for reducing transfer qualifier signaling on a two-channel busSHIRLEN MARTYN R·Filed 2010·Granted Dec 3, 2013·0 cites·9 claims
- 2439US6032238AOverlapped DMA line transfersIBM·Filed 1998·Granted Feb 29, 2000·12 cites·12 claims
- 2539US2012089759A1Arbitrating Stream Transactions Based on Information Related to the Stream Transaction(s)SHIRLEN MARTYN RYAN·Filed 2010·Application pending·0 cites
- 2635US8861410B2Method and apparatus for scalable network transaction identifier for interconnectsGANASAN JAYA PRAKASH SUBRAMANIAM·Filed 2011·Granted Oct 14, 2014·0 cites·42 claims
- 2727US6052745ASystem for asserting burst termination signal and burst complete signal one cycle prior to and during last cycle in fixed length burst transfersIBM·Filed 1998·Granted Apr 18, 2000·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →