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Class Information
Number: 711/141
Name: Electrical computers and digital processing systems: memory > Storage accessing and control > Hierarchical memories > Caching > Coherency
Description: Subject matter further comprising means or steps not specifically covered above for assuring that the data


Sub-classes under this class:

Class Number Class Name Patents
711/145 Access control bit 740
711/144 Cache status data bit 976
711/146 Snooping 718
711/143 Write-back 488
711/142 Write-through 201


Patents under this class:

Patent Number Title Of Patent Date Issued
7475196 Processor, data processing system, and method for initializing a memory block in a data processing system having multiple coherency domains Jan. 6, 2009
7475195 Data processing system, cache system and method for actively scrubbing a domain indication Jan. 6, 2009
7472260 Early retirement of store operation past exception reporting pipeline stage in strongly ordered processor with load/store queue entry retained until completion Dec. 30, 2008
7472230 Preemptive write back controller Dec. 30, 2008
7472229 Bus controller initiated write-through mechanism Dec. 30, 2008
7472228 Read-copy update method Dec. 30, 2008
7469322 Data processing system and method for handling castout collisions Dec. 23, 2008
7469321 Software process migration between coherency regions without cache purges Dec. 23, 2008
7469275 System having interfaces, switch, and memory bridge for CC-NUMA operation Dec. 23, 2008
7467262 Data processing system, cache system and method for scrubbing a domain indication in response to execution of program code Dec. 16, 2008
7464227 Method and apparatus for supporting opportunistic sharing in coherent multiprocessors Dec. 9, 2008
7464191 System and method for host initialization for an adapter that supports virtualization Dec. 9, 2008
7464115 Node synchronization for multi-processor computer systems Dec. 9, 2008
7461212 Non-inclusive cache system with simple control operation Dec. 2, 2008
7461209 Transient cache storage with discard function for disposable data Dec. 2, 2008
7461206 Probabilistic technique for consistency checking cache entries Dec. 2, 2008
7461065 Method and system for utilizing shared numeric locks Dec. 2, 2008
7457924 Hierarchical directories for cache coherency in a multiprocessor system Nov. 25, 2008
7454687 Method and infrastructure for recognition of the resources of a defective hardware unit Nov. 18, 2008
7454581 Read-copy update grace period detection without atomic instructions that gracefully handles large numbers of processors Nov. 18, 2008
7454578 Data processing system and method for predictively selecting a scope of broadcast of an operation utilizing a location of a memory Nov. 18, 2008
7454577 Data processing system and method for efficient communication utilizing an Tn and Ten coherency states Nov. 18, 2008
7454576 System and method for cache coherency in a cache with different cache location lengths Nov. 18, 2008
7454575 Cache memory and its controlling method Nov. 18, 2008
7454570 Efficient memory update process for on-the-fly instruction translation for well behaved applications executing on a weakly-ordered processor Nov. 18, 2008
7451277 Data processing system, cache system and method for updating an invalid coherency state in response to snooping an operation Nov. 11, 2008
7451248 Method and apparatus for invalidating cache lines during direct memory access (DMA) write operations Nov. 11, 2008
7447842 Mass memory device and method for operating a mass memory device Nov. 4, 2008
7447794 System and method for conveying information Nov. 4, 2008
7447709 Methods and apparatus for synchronizing content Nov. 4, 2008
7444494 Data processing system and method for predictively selecting a scope of broadcast of an operation utilizing a history-based prediction Oct. 28, 2008
7444477 System and method for efficiently performing memory intensive computations including a bidirectional synchronization mechanism for maintaining consistency of data Oct. 28, 2008
7444476 System and method for code and data security in a semiconductor device Oct. 28, 2008
7437520 Adaptive snoop-and-forward mechanisms for multiprocessor systems Oct. 14, 2008
7437519 Multithread controller and control method Oct. 14, 2008
7437518 Hiding conflict, coherence completion and transaction ID elements of a coherence protocol Oct. 14, 2008
7437517 Methods and arrangements to manage on-chip memory to reduce memory latency Oct. 14, 2008
7434008 System and method for coherency filtering Oct. 7, 2008
7434006 Non-speculative distributed conflict resolution for a cache coherency protocol Oct. 7, 2008
7430642 System and method for unified cache access using sequential instruction information Sep. 30, 2008
7430586 System and method for managing memory Sep. 30, 2008
7430553 Managing states with delta pager Sep. 30, 2008
7428617 Cache memory and method to maintain cache-coherence between cache memory units Sep. 23, 2008
7428615 System and method for maintaining coherency and tracking validity in a cache hierarchy Sep. 23, 2008
7426627 Selective address translation for a resource such as a hardware device Sep. 16, 2008
7426612 Methods and apparatus for enforcing instruction-cache coherence Sep. 16, 2008
7424561 Systems using mix of packet, coherent, and noncoherent traffic to optimize transmission between systems Sep. 9, 2008
7421549 Method and apparatus of remote copy for multiple storage subsystems Sep. 2, 2008
7421542 Technique for data cache synchronization Sep. 2, 2008
7421541 Version management of cached permissions metadata Sep. 2, 2008



 
 
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