| Patent | Date |
|---|
Reduced signal level support for memory devices
Grant 7,729,168 - Zumkehr , et al. June 1, 2 | 2010-06-01 |
Object controlled access and inventory system
Grant 7,623,032 - Niederland , et al. November 24, 2 | 2009-11-24 |
Double Data Rate (ddr) Low Power Idle Mode Through Reference Offset
App 20090080266 - Zumkehr; John F. | 2009-03-26 |
Reduced Signal Level Support For Memory Devices
App 20090003112 - ZUMKEHR; JOHN F. ; et al. | 2009-01-01 |
Calibrated differential voltage crossing
Grant 7,152,008 - Zumkehr , et al. December 19, 2 | 2006-12-19 |
System and method for dynamic rank specific timing adjustments for double data rate (DDR) components
Grant 7,127,584 - Thompson , et al. October 24, 2 | 2006-10-24 |
Internal voltage reference for memory interface
Grant 7,095,245 - Zumkehr , et al. August 22, 2 | 2006-08-22 |
Hybrid compensated buffer design
Grant 7,071,728 - Chandler , et al. July 4, 2 | 2006-07-04 |
Test validation of an integrated device
App 20060129866 - Chandler; James E. ; et al. | 2006-06-15 |
Calibrated differential voltage crossing
App 20060116839 - Zumkehr; John F. ; et al. | 2006-06-01 |
Method and device for symmetrical slew rate calibration
Grant 7,046,062 - Zumkehr , et al. May 16, 2 | 2006-05-16 |
Two dimensional data eye centering for source synchronous data transfers
Grant 7,036,053 - Zumkehr , et al. April 25, 2 | 2006-04-25 |
Memory bus termination
Grant 6,965,529 - Zumkehr , et al. November 15, 2 | 2005-11-15 |
Method and device for symmetrical slew rate calibration
App 20050189975 - Zumkehr, John F. ; et al. | 2005-09-01 |
Hybrid compensated buffer design
Grant 6,922,077 - Chandler , et al. July 26, 2 | 2005-07-26 |
System and method for delaying a strobe signal based on a slave delay base and a master delay adjustment
Grant 6,918,048 - Zumkehr July 12, 2 | 2005-07-12 |
Memory control translators
Grant 6,901,494 - Zumkehr , et al. May 31, 2 | 2005-05-31 |
Hybrid compensated buffer design
App 20050110517 - Chandler, James E. ; et al. | 2005-05-26 |
Internal voltage reference for memory interface
App 20050104624 - Zumkehr, John F. ; et al. | 2005-05-19 |
Method and device for symmetrical slew rate calibration
Grant 6,864,731 - Zumkehr , et al. March 8, 2 | 2005-03-08 |
Hybrid Compensated Buffer Design
App 20040263204 - Chandler, James E. ; et al. | 2004-12-30 |
Systems and methods for use in reduced instruction set computer processors for retrying execution of instructions resulting in errors
Grant 6,785,842 - Zumkehr , et al. August 31, 2 | 2004-08-31 |
Two dimensional data eye centering for source synchronous data transfers
App 20040123207 - Zumkehr, John F. ; et al. | 2004-06-24 |
Object controlled access and inventory system
App 20040111323 - Niederland, Roger A. ; et al. | 2004-06-10 |
Test validation of an integrated device
App 20040093388 - Chandler, James E. ; et al. | 2004-05-13 |
Method and apparatus for utilizing write buffers in memory control/interface memory control translators
App 20040015650 - Zumkehr, John F. ; et al. | 2004-01-22 |
Memory bus termination
App 20030235084 - Zumkehr, John F. ; et al. | 2003-12-25 |
Method and device for symmetrical slew rate calibration
App 20030201811 - Zumkehr, John F. ; et al. | 2003-10-30 |
Method and apparatus for control calibration of multiple memory modules within a memory channel
Grant 6,629,225 - Zumkehr September 30, 2 | 2003-09-30 |
Method and apparatus for utilizing write buffers in memory control/interface
Grant 6,622,227 - Zumkehr , et al. September 16, 2 | 2003-09-16 |
Method and device for symmetrical slew rate calibration
Grant 6,617,895 - Zumkehr , et al. September 9, 2 | 2003-09-09 |
Method and circuit to implement double data rate testing
App 20030120989 - Zumkehr, John F. | 2003-06-26 |
System and method for minimizing delay variation in double data rate strobes
Grant 6,581,017 - Zumkehr June 17, 2 | 2003-06-17 |
System and method for delaying a strobe signal
App 20030005346 - Zumkehr, John F. | 2003-01-02 |
System and method for minimizing delay variation in double data rate strobes
App 20030004667 - Zumkehr, John F. | 2003-01-02 |
Method and apparatus for control calibration of multiple memory modules within a memory channel
App 20020184461 - Zumkehr, John F. | 2002-12-05 |
Method and device for symmetrical slew rate calibration
App 20020140475 - Zumkehr, John F. ; et al. | 2002-10-03 |
Selective Forwarding Of A Strobe Based On A Predetermined Delay Following A Memory Read Command
App 20020141253 - Zumkehr, John F. | 2002-10-03 |
Selective forwarding of a strobe based on a predetermined delay following a memory read command
Grant 6,456,544 - Zumkehr September 24, 2 | 2002-09-24 |
Method and apparatus for utilizing write buffers in memory control/interface
App 20020083287 - Zumkehr, John F. ; et al. | 2002-06-27 |
Calibrating data strobe signal using adjustable delays with feedback
Grant 6,316,980 - Vogt , et al. November 13, 2 | 2001-11-13 |
Systems and methods for transient error recovery in reduced instruction set computer processors via instruction retry
App 20010025338 - Zumkehr, John F. ; et al. | 2001-09-27 |
Systems and methods for transient error recovery in reduced instruction set computer processors via instruction retry
Grant 6,247,118 - Zumkehr , et al. June 12, 2 | 2001-06-12 |
Systems and methods for reduced error detection latency using encoded data
Grant 6,173,414 - Zumkehr , et al. January 9, 2 | 2001-01-09 |
Systems and methods for control flow error detection in reduced instruction set computer processors
Grant 5,974,529 - Zumkehr , et al. October 26, 1 | 1999-10-26 |
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