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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
7383168 Method and system for design verification and debugging of a complex computing system Jun. 3, 2008
7380107 Multi-processor system utilizing concurrent speculative source request and system source request in response to cache miss May. 27, 2008
7380068 System and method for contention-based cache performance optimization May. 27, 2008
7376800 Speculative multiaddress atomicity May. 20, 2008
7376798 Memory management methods and systems that support cache consistency May. 20, 2008
7376796 Lightweight coherency control protocol for clustered storage system May. 20, 2008
7376795 Memory coherence protocol enhancement using cache line access frequencies May. 20, 2008
7376794 Coherent signal in a multi-processor system May. 20, 2008
7376793 Cache coherence protocol with speculative writestream May. 20, 2008
7376789 Wide-port context cache apparatus, systems, and methods May. 20, 2008
7376770 System and method for virtual adapter resource allocation matrix that defines the amount of resources of a physical I/O adapter May. 20, 2008
7373461 Speculative directory lookup for sharing classification May. 13, 2008
7373457 Cache coherence protocol for a multiple bus multiprocessor system May. 13, 2008
7370155 Chained cache coherency states for sequential homogeneous access to a cache line with outstanding data response May. 6, 2008
7370154 Method and apparatus for maintaining coherence information in multi-cache systems May. 6, 2008
7370148 Storage system, control method thereof, and program May. 6, 2008
7366847 Distributed cache coherence at scalable requestor filter pipes that accumulate invalidation acknowledgements from other requestor filter pipes using ordering messages from central snoop tag Apr. 29, 2008
7366845 Pushing of clean data to one or more processors in a system having a coherency protocol Apr. 29, 2008
7366844 Data processing system and method for handling castout collisions Apr. 29, 2008
7366843 Computer system implementing synchronized broadcast using timestamps Apr. 29, 2008
7363435 System and method for coherence prediction Apr. 22, 2008
7363432 Method and apparatus for directory-based coherence with distributed directory management Apr. 22, 2008
7363431 Message-based distributed synchronization in a storage system Apr. 22, 2008
7360112 Detection and recovery of dropped writes in storage devices Apr. 15, 2008
7360033 Hierarchical virtual model of a cache hierarchy in a multiprocessor system Apr. 15, 2008
7360032 Method, apparatus, and computer program product for a cache coherency protocol state that predicts locations of modified memory blocks Apr. 15, 2008
7360031 Method and apparatus to enable I/O agents to perform atomic operations in shared, coherent memory spaces Apr. 15, 2008
7360030 Methods and apparatus facilitating volume management Apr. 15, 2008
7360029 Multi-node computer system in which interfaces provide data to satisfy coherency transactions when no owning device present in modified global access state node Apr. 15, 2008
7360028 Explicit store-to-instruction-space instruction for self-modifying code and ensuring memory coherence between instruction cache and shared memory using a no-snoop protocol Apr. 15, 2008
7360027 Method and apparatus for initiating CPU data prefetches by an external agent Apr. 15, 2008
7360022 Synchronizing an instruction cache and a data cache on demand Apr. 15, 2008
7360021 System and method for completing updates to entire cache lines with address-only bus operations Apr. 15, 2008
7360016 Method of protecting data in cache memory of storage system Apr. 15, 2008
7356652 System and method for selectively storing bus information associated with memory coherency operations Apr. 8, 2008
7353340 Multiple independent coherence planes for maintaining coherency Apr. 1, 2008
7350032 Cache coherency protocol including generic transient states Mar. 25, 2008
7349943 Protocol-independent client-side caching system and method Mar. 25, 2008
7346744 Methods and apparatus for maintaining remote cluster state information Mar. 18, 2008
7343456 Load-linked/store conditional mechanism in a CC-NUMA system Mar. 11, 2008
7343454 Methods to maintain triangle ordering of coherence messages Mar. 11, 2008
7340593 Hard drive reset cache Mar. 4, 2008
7340569 Computer architecture providing transactional, lock-free execution of lock-based programs Mar. 4, 2008
7340568 Reducing number of rejected snoop requests by extending time to respond to snoop request Mar. 4, 2008
7340565 Source request arbitration Mar. 4, 2008
7337280 Data processing system and method for efficient L3 cache directory management Feb. 26, 2008
7337279 Methods and apparatus for sending targeted probes Feb. 26, 2008
7330963 Resolving all previous potentially excepting architectural operations before issuing store architectural operation Feb. 12, 2008
7328222 Method and apparatus for preserving data coherency in a database by generating a command object that includes instructions for writing a data record to a local cache Feb. 5, 2008
7321956 Method and apparatus for directory-based coherence with distributed directory management utilizing prefetch caches Jan. 22, 2008



 
 
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