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Class Information
Number: 711/146
Name: Electrical computers and digital processing systems: memory > Storage accessing and control > Hierarchical memories > Caching > Coherency > Snooping
Description: Subject matter further comprising cache memory
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620696 |
System and method for conflict responses in a cache coherency protocol |
Nov. 17, 2009 |
| 7617329 |
Programmable protocol to support coherent and non-coherent transactions in a multinode system |
Nov. 10, 2009 |
| 7617366 |
Method and apparatus for filtering snoop requests using mulitiple snoop caches |
Nov. 10, 2009 |
| 7617378 |
Multiprocessor system with retry-less TLBI protocol |
Nov. 10, 2009 |
| 7613884 |
Multiprocessor system and method ensuring coherency between a main memory and a cache memory |
Nov. 3, 2009 |
| 7613885 |
Cache coherency control method, chipset, and multi-processor system |
Nov. 3, 2009 |
| 7606971 |
Storage control apparatus and external storage apparatus |
Oct. 20, 2009 |
| 7606978 |
Multi-node computer system implementing global access state dependent transactions |
Oct. 20, 2009 |
| 7603524 |
Method and apparatus for filtering snoop requests using multiple snoop caches |
Oct. 13, 2009 |
| 7603523 |
Method and apparatus for filtering snoop requests in a point-to-point interconnect architecture |
Oct. 13, 2009 |
| RE40921 |
Mechanism for efficiently processing deferred order-dependent memory access transactions in a pipelined system |
Sep. 22, 2009 |
| 7590805 |
Monitor implementation in a multicore processor with inclusive LLC |
Sep. 15, 2009 |
| 7584331 |
Data processing system and method for selectively updating an invalid coherency state in response to snooping a castout |
Sep. 1, 2009 |
| 7584330 |
Multi-processor data coherency |
Sep. 1, 2009 |
| 7581068 |
Exclusive ownership snoop filter |
Aug. 25, 2009 |
| 7581064 |
Utilizing cache information to manage memory access and cache utilization |
Aug. 25, 2009 |
| 7577797 |
Data processing system, cache system and method for precisely forming an invalid coherency state based upon a combined response |
Aug. 18, 2009 |
| 7577794 |
Low latency coherency protocol for a multi-chip multiprocessor system |
Aug. 18, 2009 |
| 7577795 |
Disowning cache entries on aging out of the entry |
Aug. 18, 2009 |
| 7568073 |
Mechanisms and methods of cache coherence in network-based multiprocessor systems with ring-based snoop response collection |
Jul. 28, 2009 |
| 7565558 |
Power saving method and system for a central processing unit disposed in a non-snooping sleep state when a peripheral device sends a bus master request |
Jul. 21, 2009 |
| 7555597 |
Direct cache access in multiple core processors |
Jun. 30, 2009 |
| 7546421 |
Interconnect transaction translation technique |
Jun. 9, 2009 |
| 7546422 |
Method and apparatus for the synchronization of distributed caches |
Jun. 9, 2009 |
| 7543115 |
Two-hop source snoop based cache coherence protocol |
Jun. 2, 2009 |
| 7539823 |
Multiprocessing apparatus having reduced cache miss occurrences |
May. 26, 2009 |
| 7536515 |
Repeated conflict acknowledgements in a cache coherency protocol |
May. 19, 2009 |
| 7530066 |
Controlling snoop activities using task table in multiprocessor system |
May. 5, 2009 |
| 7523265 |
Systems and arrangements for promoting a line to exclusive in a fill buffer of a cache |
Apr. 21, 2009 |
| 7523268 |
Reducing number of rejected snoop requests by extending time to respond to snoop request |
Apr. 21, 2009 |
| 7512743 |
Using shared memory with an execute-in-place processor and a co-processor |
Mar. 31, 2009 |
| 7512741 |
Two-hop source snoop based messaging protocol |
Mar. 31, 2009 |
| 7502893 |
System and method for reporting cache coherency state retained within a cache hierarchy of a processing node |
Mar. 10, 2009 |
| 7502895 |
Techniques for reducing castouts in a snoop filter |
Mar. 10, 2009 |
| 7496713 |
Method and apparatus for maintaining cache coherency in a memory system with shared only cache memories |
Feb. 24, 2009 |
| 7484044 |
Method and apparatus for joint cache coherency states in multi-interface caches |
Jan. 27, 2009 |
| 7484046 |
Reducing number of rejected snoop requests by extending time to respond to snoop request |
Jan. 27, 2009 |
| 7478202 |
Using the message fabric to maintain cache coherency of local caches of global memory |
Jan. 13, 2009 |
| 7472229 |
Bus controller initiated write-through mechanism |
Dec. 30, 2008 |
| 7472232 |
Method and related apparatus for internal data accessing of computer system |
Dec. 30, 2008 |
| 7469267 |
Method and system for host device event synchronization |
Dec. 23, 2008 |
| 7469275 |
System having interfaces, switch, and memory bridge for CC-NUMA operation |
Dec. 23, 2008 |
| 7464227 |
Method and apparatus for supporting opportunistic sharing in coherent multiprocessors |
Dec. 9, 2008 |
| 7461213 |
Advanced processor system using request, data, snoop, and response rings |
Dec. 2, 2008 |
| 7457924 |
Hierarchical directories for cache coherency in a multiprocessor system |
Nov. 25, 2008 |
| 7451277 |
Data processing system, cache system and method for updating an invalid coherency state in response to snooping an operation |
Nov. 11, 2008 |
| 7447845 |
Data processing system, processor and method of data processing in which local memory access requests are serviced by state machines with differing functionality |
Nov. 4, 2008 |
| 7447844 |
Data processing system, processor and method of data processing in which local memory access requests are serviced on a fixed schedule |
Nov. 4, 2008 |
| 7437520 |
Adaptive snoop-and-forward mechanisms for multiprocessor systems |
Oct. 14, 2008 |
| 7434008 |
System and method for coherency filtering |
Oct. 7, 2008 |
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