Kelvin S. Vartti

Person

Hugo, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for providing overlapping defer phase responses
- Patent number 7,797,472
- Issue date Sep 14, 2010
- Unisys Corporation
- Gregory B. Wiedenman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for handling memory requests in a multiprocessor...
- Patent number 7,533,223
- Issue date May 12, 2009
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Programmable cache management system and method
- Patent number 7,496,715
- Issue date Feb 24, 2009
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus and method for arbitrating for a resource group with prog...
- Patent number 7,299,311
- Issue date Nov 20, 2007
- Unisys Corporation
- Chad M. Sepeda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Programmable system and method for accessing a shared memory
- Patent number 7,260,677
- Issue date Aug 21, 2007
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for handling memory requests in a multiprocessor...
- Patent number 7,222,222
- Issue date May 22, 2007
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for increasing cache hit detection performance
- Patent number 7,120,836
- Issue date Oct 10, 2006
- Unisys Corporation
- Donald C. Englin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for maintaining memory coherency within a multi-p...
- Patent number 7,065,614
- Issue date Jun 20, 2006
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data pre-fetch system and method for a cache memory
- Patent number 6,993,630
- Issue date Jan 31, 2006
- Unisys Corporation
- James A. Williams
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for initializing memory within a data processing...
- Patent number 6,973,541
- Issue date Dec 6, 2005
- Unisys Corporation
- James A. Williams
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data acceleration mechanism for a multiprocessor shared memory system
- Patent number 6,973,548
- Issue date Dec 6, 2005
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Delayed leaky write system and method for a cache memory
- Patent number 6,934,810
- Issue date Aug 23, 2005
- Unisys Corporation
- James A. Williams
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for avoiding delays during snoop requests
- Patent number 6,928,517
- Issue date Aug 9, 2005
- Unisys Corporation
- Donald C. Englin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for managing flushes with the cache
- Patent number 6,857,049
- Issue date Feb 15, 2005
- Unisys Corporation
- Donald C. Englin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Lock management system and method for use in a data processing system
- Patent number 6,816,952
- Issue date Nov 9, 2004
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Split control for IP read and write cache misses
- Patent number 6,799,249
- Issue date Sep 28, 2004
- Unisys Corporation
- Donald C. Englin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Leaky cache mechanism
- Patent number 6,728,835
- Issue date Apr 27, 2004
- Unisys Corporation
- Mitchell A. Bauman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Use of a cache ownership mechanism to synchronize multiple dayclocks
- Patent number 6,697,925
- Issue date Feb 24, 2004
- Unisys Corporation
- James L. Federici
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for controlling memory storage locks based on...
- Patent number 6,625,698
- Issue date Sep 23, 2003
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cache control system for performing multiple outstanding ownership...
- Patent number 6,374,332
- Issue date Apr 16, 2002
- Unisys Corporation
- Donald W. Mackenthun
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-processor data processing system with control for granting mu...
- Patent number 5,678,026
- Issue date Oct 14, 1997
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Glitch free clock start/stop control circuit for outputting a singl...
- Patent number 5,574,753
- Issue date Nov 12, 1996
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Clock phase detecting system for detecting the phase difference bet...
- Patent number 5,422,918
- Issue date Jun 6, 1995
- Unisys Corporation
- Kelvin S. Vartti
- G01 - MEASURING TESTING
Information Patent Grant
Detection of skew fault in a multiple clock system
- Patent number 5,381,416
- Issue date Jan 10, 1995
- Unisys Corporation
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Early Response Indication for data retrieval in a multi-processor c...
- Publication number 20100131719
- Publication date May 27, 2010
- Mark D. Luba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for providing overlapping defer phase responses
- Publication number 20090172225
- Publication date Jul 2, 2009
- Gregory B. Wiedenman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Early response indication for data retrieval in a multi-processor c...
- Publication number 20090164689
- Publication date Jun 25, 2009
- UNISYS CORPORATION
- Mark D. Luba
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and apparatus for controlling memory storage locks based on...
- Publication number 20020174305
- Publication date Nov 21, 2002
- Kelvin S. Vartti
- G06 - COMPUTING CALCULATING COUNTING

Kelvin S. Vartti

Person

Patents Grantslast 30 patents

Method and apparatus for providing overlapping defer phase responses

System and method for handling memory requests in a multiprocessor...

Programmable cache management system and method

Apparatus and method for arbitrating for a resource group with prog...

Programmable system and method for accessing a shared memory

System and method for handling memory requests in a multiprocessor...

System and method for increasing cache hit detection performance

System and method for maintaining memory coherency within a multi-p...

Data pre-fetch system and method for a cache memory

System and method for initializing memory within a data processing...

Data acceleration mechanism for a multiprocessor shared memory system

Delayed leaky write system and method for a cache memory

Method for avoiding delays during snoop requests

Method for managing flushes with the cache

Lock management system and method for use in a data processing system

Split control for IP read and write cache misses

Leaky cache mechanism

Use of a cache ownership mechanism to synchronize multiple dayclocks

Method and apparatus for controlling memory storage locks based on...

Cache control system for performing multiple outstanding ownership...

Multi-processor data processing system with control for granting mu...

Glitch free clock start/stop control circuit for outputting a singl...

Clock phase detecting system for detecting the phase difference bet...

Detection of skew fault in a multiple clock system

Patents Applicationslast 30 patents

Early Response Indication for data retrieval in a multi-processor c...

Method and apparatus for providing overlapping defer phase responses

Early response indication for data retrieval in a multi-processor c...

Method and apparatus for controlling memory storage locks based on...