Issued Patents All Time
Showing 26–50 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7739498 | Method and apparatus for multi-table accessing of input/output devices using target security | Brian C. Barnes, Rodney Schmidt | 2010-06-15 |
| 7698522 | Method and apparatus for linear address based page level security scheme to determine current security context | Brian C. Barnes, Rodney Schmidt | 2010-04-13 |
| 7673116 | Input/output memory management unit that implements memory attributes based on translation data | Mark Hummel, Andrew W. Lueck | 2010-03-02 |
| 7653803 | Address translation for input/output (I/O) devices and interrupt remapping for I/O devices in an I/O memory management unit (IOMMU) | Mark Hummel, Mitchell Alsup, Michael Haertel, Andrew W. Lueck | 2010-01-26 |
| 7631160 | Method and apparatus for securing portions of memory | Brian C. Barnes, Rodney Schmidt | 2009-12-08 |
| 7613898 | Virtualizing an IOMMU | Michael Haertel, Mark Hummel, Andrew W. Lueck, Mitchell Alsup | 2009-11-03 |
| 7603551 | Initialization of a computer system including a secure execution mode-capable processor | Kevin J. McGrath, David S. Christie, William A. Hughes, Dale E. Gulick | 2009-10-13 |
| 7603550 | Computer system including a secure execution mode-capable CPU and a security services processor connected via a secure communication path | Kevin J. McGrath, Dale E. Gulick, William A. Hughes, David S. Christie | 2009-10-13 |
| 7571318 | Method and apparatus for improved security in a data processor | Brian C. Barnes, Rodney Schmidt | 2009-08-04 |
| 7548999 | Chained hybrid input/output memory management unit | Michael Haertel, Mark Hummel, Andrew W. Lueck, Mitchell Alsup | 2009-06-16 |
| 7543131 | Controlling an I/O MMU | Mark Hummel, Andrew W. Lueck, Mitchell Alsup, Michael Haertel | 2009-06-02 |
| 7516247 | Avoiding silent data corruption and data leakage in a virtual environment with multiple guests | Mark Hummel, Andrew W. Lueck, Mitchell Alsup, Michael Haertel | 2009-04-07 |
| 7496966 | Method and apparatus for controlling operation of a secure execution mode-capable processor in system management mode | Kevin J. McGrath, David S. Christie | 2009-02-24 |
| 7493498 | Input/output permission bitmaps for compartmentalized security | Rodney Schmidt, Brian C. Barnes | 2009-02-17 |
| 7480784 | Ensuring deadlock free operation for peer to peer traffic in an input/output memory management unit (IOMMU) | Mark Hummel, Michael Haertel, Andrew W. Lueck, Mitchell Alsup, William A. Hughes | 2009-01-20 |
| 7451324 | Secure execution mode exceptions | Rodney Schmidt, Brian C. Barnes, David S. Christie | 2008-11-11 |
| 7426644 | System and method for handling device accesses to a memory providing increased memory access security | Brian C. Barnes, Rodney Schmidt | 2008-09-16 |
| 7418584 | Executing system management mode code as virtual machine guest | Alexander Klaiber, Kevin J. McGrath | 2008-08-26 |
| 7383584 | System and method for controlling device-to-device accesses within a computer system | Brian C. Barnes, Rodney Schmidt | 2008-06-03 |
| 7383432 | Software modem with hidden authentication commands | Brian C. Barnes, David W. Smith, Terry L. Cole, Rodney Schmidt, Michael Barclay | 2008-06-03 |
| 7334123 | Computer system including a bus bridge for connection to a security services processor | Dale E. Gulick, Larry D. Hewitt | 2008-02-19 |
| 7325250 | Method and apparatus for preventing radio communication system access by an unauthorized modem | Michael Barclay, Brian C. Barnes, Terry L. Cole, Rodney Schmidt, David W. Smith | 2008-01-29 |
| 7216362 | Enhanced security and manageability using secure storage in a personal computer system | Dale E. Gulick | 2007-05-08 |
| 7210009 | Computer system employing a trusted execution environment including a memory controller configured to clear memory | Dale E. Gulick, William A. Hughes | 2007-04-24 |
| 7206933 | Software modem with privileged mode driver authentication | David W. Smith, Brian C. Barnes, Terry L. Cole, Rodney Schmidt, Michael Barclay | 2007-04-17 |