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Browse by Category: Main > Information Technology
Class Information
Number: 714/12
Name: Error detection/correction and fault detection/recovery > Data processing system error or fault handling > Reliability and availability > Fault recovery > By masking or reconfiguration > Of processor > Concurrent, redundantly operating processors > Synchronization maintenance of processors
Description: Subject matter further including means or steps for maintaining processor state synchronization to achieve redundancy of operation.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8713551 Apparatus, system, and method for non-interruptively updating firmware on a redundant hardware controller Apr. 29, 2014
8677179 Information processing apparatus for performing error process when controllers in synchronization operation detect error simultaneously Mar. 18, 2014
8671181 Host entry synchronization Mar. 11, 2014
8671311 Multiprocessor switch with selective pairing Mar. 11, 2014
8671312 Secure checking of the exclusivity of an active/passive state of processing units Mar. 11, 2014
8656216 Failure diagnostic system, electronic control unit for vehicle, failure diagnostic method Feb. 18, 2014
8650564 Method and system for synchronizing fault-tolerant virtual machines and adjusting CPU resource limit based on execution latency Feb. 11, 2014
8650441 Data programming circuit and method for OTP memory Feb. 11, 2014
8650414 Logic device having status and control registers for recording the status and controlling the operation of memory slots such that each memory slot is identified using a bus address and port nu Feb. 11, 2014
8635370 Blade server and switch blade Jan. 21, 2014
8619934 Clock data recovery system Dec. 31, 2013
8621272 Integrated circuit with error repair and fault tolerance Dec. 31, 2013
8595547 Failover and recovery for replicated data instances Nov. 26, 2013
8595567 Method and system for spinlock fault recovery Nov. 26, 2013
8582705 Serializer-deserializer circuit with multi-format and multi-data rate capability Nov. 12, 2013
8504871 Safety output device Aug. 6, 2013
8499193 Integrated dissimilar high integrity processing Jul. 30, 2013
8495418 Achieving ultra-high availability using a single CPU Jul. 23, 2013
8484516 Inter-thread trace alignment method and system for a multi-threaded processor Jul. 9, 2013
8479042 Transaction-level lockstep Jul. 2, 2013
8472569 Fine symbol timing estimation Jun. 25, 2013
8458516 Processor system and operation mode switching method for processor system Jun. 4, 2013
8443230 Methods and systems with transaction-level lockstep May. 14, 2013
8443231 Updating a list of quorum disks May. 14, 2013
8417991 Mitigating reduction in availability level during maintenance of nodes in a cluster Apr. 9, 2013
8412981 Core sparing on multi-core platforms Apr. 2, 2013
8386843 High speed redundant data processing system Feb. 26, 2013
8381028 Accelerating recovery in MPI environments Feb. 19, 2013
8359112 Method for redundant controller synchronization for bump-less failover during normal and program mismatch conditions Jan. 22, 2013
8359481 Secured coprocessor comprising an event detection circuit Jan. 22, 2013
8355317 Transaction-based coordination of data object modification for primary and backup control circuitry Jan. 15, 2013
8355479 Signal processing apparatus and signal processing method Jan. 15, 2013
8352720 Method for changing booting configuration and computer system capable of booting OS Jan. 8, 2013
8332479 Enterprise application server system and method Dec. 11, 2012
8315719 Decentralized system and architecture for remote real time monitoring of power transformers, reactors, circuit breakers, instrument transformers, disconnect switches and similar high voltage e Nov. 20, 2012
8307243 Parallel debugging in a massively parallel computing system Nov. 6, 2012
8289734 Output apparatus to output a vital output from two sources Oct. 16, 2012
8281184 System and method for reliable non-blocking messaging for multi-process application replication Oct. 2, 2012
8276021 Concurrency test effectiveness via mutation testing and dynamic lock elision Sep. 25, 2012
8271830 Rolling cache configuration for a data replication system Sep. 18, 2012
8255676 Non-disruptive methods for updating a controller of a storage system Aug. 28, 2012
8250405 Accelerating recovery in MPI environments Aug. 21, 2012
8234521 Systems and methods for maintaining lock step operation Jul. 31, 2012
8230254 Redundant system using object-oriented program and method for rescuing object-oriented program Jul. 24, 2012
8225137 System and method for providing media server redundancy in a network environment Jul. 17, 2012
8214531 Network configuration synchronization for hardware accelerated network protocol Jul. 3, 2012
8201169 Virtual machine fault tolerance Jun. 12, 2012
8166340 Apparatus and method for testing a communication circuit Apr. 24, 2012
8160193 Spread spectrum clock generator Apr. 17, 2012
8156371 Clock and reset synchronization of high-integrity lockstep self-checking pairs Apr. 10, 2012

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