159 results about "State consistency" patented technology

The invention discloses a blockchain-based digital asset transaction consistency maintenance method, including the following steps: (1), firstly, creating a new transaction by a transaction initiationnode; (2), enabling other nodes in the network to receive transaction information, verifying the legality of the transaction information, and putting the legal transaction into a new block; (3), broadcasting the new block to the network, enabling the nodes in the network to synchronize the new block, and when the nodes synchronize the new block, first updating an MPTC account state tree; (4), updating the MPTC account state tree in step (3), and enabling an account that carries out a new transaction to associate the new transaction with the most recent transaction of the account; and (5), linking transaction records related to the same account together according to the time sequence to ensure that the new block is added to a blockchain, and the account state tree and an account transaction chain are updated. Thereby, the problem of account state consistency in the field of digital assets can be solved.

A spoken dialog system stores a history of dialog states in a memory, outputs a system response in a current dialog state, inputs a user utterance, performs speech recognition of the user utterance, to obtain one or a plurality of recognition candidates of the user utterance and likelihoods thereof with respect to the user utterance, calculates a degree of state conformance of each of the current and the preceding dialog states stored in the memory with respect to the user utterance, selects one of the current and the preceding dialog states and one of the recognition candidates based on a combination of the degree of state conformance of each dialog state and the likelihood of each recognition candidate, and performs transition from the current dialog state to a new dialog state based on dialog state selected and recognition candidate selected.

The invention provides an apparatus and method to establish media sessions for media streams crossing a network boundary. The system includes a media relay controlled by a media configurator control module. The media relay reserves media paths (that include ports in the network boundary), opens the media paths, closes the media paths, and provides information about the media paths. A media configurator is adapted to communicate with the media configurator control module and the media relay. The control module has an event handler handling multimedia session events, a local address resolver that determines if an address identifier of the media session belongs to a private address space and a control element used to establish the media path. The control element manages resources for the media relay. A state-refresh timer is used to maintain state consistency between all media relays controlled by a proxy engine and control elements.

The invention provides an apparatus and method to establish media sessions for media streams crossing a network boundary. The system includes a media relay controlled by a media configurator control module. The media relay reserves media paths (that include ports in the network boundary), opens the media paths, closes the media paths, and provides information about the media paths. A media configurator is adapted to communicate with the media configurator control module and the media relay. The control module has an event handler handling multimedia session events, a local address resolver that determines if an address identifier of the media session belongs to a private address space and a control element used to establish the media path. The control element manages resources for the media relay. A state-refresh timer is used to maintain state consistency between all media relays controlled by a proxy engine and control elements.

A computer implemented method, data processing system, and computer program product for maintaining state consistency among multiple state-driven file system entities when the file system entities become disconnected. Responsive to a distributed file system server being disconnected from a distributed file system client, a monitor is registered with the consistency management framework (CMF) for a file system. When the CMF detects access to a file in the file system, the CMF notifies the monitor of the access to the file, and the monitor stores information about state of the file. When the distributed file system server is reconnected to the distributed file system client, information about state of the file stored in the monitor is provided to the distributed file system client.

The invention provides an evaluation method and system of consistency of lithium ion power cells. The method comprises steps of static state consistency evaluation before cell single bodies are assembled into a cell system and dynamic state consistency evaluation after the cell single bodies are assembled into the cell system. The static state consistency evaluation comprises evaluation of consistency of capacity ranges, tolerance, voltage difference and internal resistance difference. The dynamic state consistency evaluation comprises evaluation of consistency of voltage standard difference and voltage ranges. According to the invention, by simultaneously controlling the static state consistency before packaging of single cells and the dynamic state consistency after the packaging, consistency of cells used in a whole vehicle can be ensured to the greatest degree; performance difference between single bodies in the cell system is effectively reduced; and service lifetime of the cellsis ensured.

The invention belongs to the technical field of graphene and particularly relates to a graphene preparation method. The graphene preparation method mainly includes the steps of firstly, preparing quasi-graphite oxide from quasi-graphite substances for standby use; secondly, enabling the quasi-graphite oxide prepared by the first step to enter from an A end and flow out of a B end of a pipeline, wherein the pipeline is divided into n segments from the A end to B end, equivalent pipe radiuses of the pipeline segments are R1,......,Rn in sequence, and Ri+1>Ri; temperatures in the pipeline segments are T1,......,Tn in sequence and Ti+1>Ti, and n is an integer not less than 2; thirdly, collecting materials obtained from the B end in the second step so as to obtain graphene. The graphene preparation method has the advantages that through the optimized pipeline design (suddenly enlarged pipe diameter), the quasi-graphite oxide can move more sufficiently during flowing, uniformity in heating is achieved, state consistency of cleaved instant graphite oxide is better, and accordingly a prepared graphene product is excellent in performance consistency.

The invention discloses a conical roller bearing automatic feed and face recognizing machine. The conical roller bearing automatic feed and face recognizing machine comprises a feed device and a face recognizing system. The feed device comprises a circular feed rotary plate which is obliquely disposed relative to the horizontal face. A feed groove is formed at the bottommost end of the plate face of the circular feed rotary plate. The circular feed rotary plate continuously rotates to feed bearings into the feed groove. A guide groove is formed below the feed groove. A movable conveying belt is disposed below the guide groove. The face recognizing system comprises a face recognizing workbench, a pushing device, a recognizing device and face turning device, wherein the pushing device is used for pushing the bearing on the conveying belt into the face recognizing workbench and continuously pushing the same to move forwards, the recognizing device is used for recognizing the size of the upper end faces of the bearings, and the face turning device is used for turning the bearings into required states. The conical roller bearing automatic feed and face recognizing machine has the advantages that automatic feed and detection can be achieved, when the placing states of the bearings do not accord to preset states, the bearings can be turned automatically, state consistency of the bearings before grinding can be guaranteed, and automatic face reorganization is achieved.

A line card in a network node having a local memory coupled to a local controller and local logic circuit. The local memory in the line card stores state information for signals processed by the line card itself, as well as state information for signals processed by other line cards. The logic circuit and controller implement a same fault detection and signal processing algorithms as all other line cards in the group, to essentially effectuate a distributed and local hardware based control of automatic protection switching (APS) without interrupting a central processor. The line card also performs error checking and supervisory functions to ensure consistency of state among the line cards.

A battery energy storage system state assessment method comprises steps of obtaining operation data of a to-be-assessed battery energy storage system, and performing calculation to obtain real-time radiation conditions of charging state consistency of the to-be-assessed battery energy storage system according to the operation data; obtaining test working condition data of the to-be-assessed battery energy storage system according to a preset period, performing calculation to obtain residual capacity, peak power, polarization voltage, open-circuit voltage, temperature rise performance and charging state estimation condition of the to-be-assessed battery energy storage system according to the test working condition data, and obtaining the decline condition of the to-be-assessed battery energy storage system according to the residual capacity, the peak power, the polarization voltage, the open-circuit voltage, the temperature rise performance and the charging state estimation condition; and obtaining an assessment result of the to-be-assessed battery energy storage system according to the real-time radiation conditions of charging state consistency of the to-be-assessed battery energy storage system and the decline condition of the to-be-assessed battery energy storage system.

The invention discloses an SDN (Software Defined Network) network state consistency verification method in a cloud environment, which carries out verification from two aspects of network update request and response, including request verification, security rule verification and forwarding layer path verification. In a network update request phase, a constraint space is formed by analyzing networkstate metadata. A security policy is analyzed to form a security space. The network updating request is analyzed. Rapid verification is performed with the constraint space and the security space in sequence. A malicious request is detected in real time to ensure that a controller maintains a correct global network view, and meanwhile ensuring that a flow rule issued to a forwarding layer by the controller is consistent with the security policy. The SDN controller actively sends the detection data packet verification flow forwarding path, and a label is added to the head of the detection data packet in an OpenFlow group table mode to mark the actual forwarding path of the data packet on a forwarding layer, so that lightweight data packet forwarding path verification and abnormal path positioning are realized.

The invention, which belongs to the field of distributed service cluster management, particularly relates to a distributed service coordination system and method. The system is composed of open sourcesoftware Consul, a service cluster and a database. With a distributed lock mechanism provided by the open source software Consul, a main node is selected from service nodes to be responsible for datawriting and the rest of nodes are used as slave nodes; service configuration state information is read from the database and is synchronized; when the main node fails to work, a replacer is selectedagain from nodes automatically. No complex distributed service state consistency algorithm needs to be implemented; and all service nodes become main nodes by regular election attempting, no node number requirement exists, and a simple election mechanism is provided.

The present invention relates to a simulation test system based on fault injection, including a simulation module, a test module, a data collection and analysis module and a test real-time monitoring module, and the simulation module, the test module, the data collection and analysis module and the test real-time monitoring module are all It is connected to the shared memory and the data in the shared memory is shared. By modifying the data in the test module, it can intervene in the work of other modules to complete the fault injection of the simulation test system. A simulation test system based on fault injection of the present invention can flexibly change the data generated in the test process, provide more effective test means, avoid the disadvantages of directly modifying the simulation model when performing fault and abnormal tests, and eliminate the faults of the system The domain is separated from the normal domain to ensure the state consistency of the cross-link system during the test process, which is helpful to study the real impact of faults on the target system and related failure behaviors, and to evaluate the effectiveness of the fault tolerance mechanism of the target system.

The invention discloses a hexagonal space capturing rope net. The hexagonal space capturing rope net comprises six reinforcing ropes of equal length and six side line ropes of equal length, wherein ends of the six reinforcing ropes are co-knotted to form a central rope knot; the six reinforcing ribs are outwards radial by taking the central knot as a center point; the other ends of the adjacent reinforcing robes are connected through the side line ropes; the joint of each side line rope and each reinforcing robe is led out of a traction rope; more than one screen is arranged in an area formed by the reinforcing ropes and the side line ropes in a converting mode. The invention also correspondingly discloses a knotting method for hexagonal space capturing rope net. The knotting method comprises the following steps: fixing reinforcing robes, sewing the screen, and sewing the side line ropes. According to the rope net and the knotting method thereof disclosed by the invention, the storage state consistency requirements of the rope net can be met, and the inner uniformity after the ropes are stretched is guaranteed, so that the topological structure conversion requirements of the rope net from the storage state to the stretching state are effectively met, and the stretching performance of the rope net is improved.

The invention discloses a service state consistency maintenance method based on transactions. The service state consistency maintenance method supports restoration attribute variety by introducing and distinguishing four restoration attributes, dynamically confirming the attribute situations of service examples in the dispatched composite service example set and any other relevant service examples in two sets according to restoration attributes, timestamp size and dynamically-detected conflict relation by establishing a rollback composite service example set and a non-rollback composite service example set with a waiting queue, so that service concurrence, destruction, recovery and submitting in a composite service engine are finished. The service state consistency maintenance method supports the service restoration attribute variety and various control modes, can ensure the serializability and restorability of concurrence dispatch, avoid a starvation phenomenon, permit concurrence dispatch and execution of multiple composite service examples executing irrecoverable transactions and support dynamic conflict detection of the service examples and can effectively reduce linkage destruction of long-term running transactions.

A method for managing Virtual Router Redundancy Protocol (VRRP) backup groups includes: setting a VRRP Group Management Protocol (VGMP) group including at least one VRRP management group. Each VRRP management group includes at least one VRRP member, and the VRRP members belonging to one VRRP management group belong to different VRRP backup groups respectively; the VGMP group manages the included VRRP management groups uniformly. Embodiments of the invention manage multiple VRRP backup groups in devices based on the new VGMP protocol, and can guarantee the state consistency of multiple VRRP backup groups so as to realize reliable transmission of services requiring the consistency of to-and-fro paths. Meanwhile, embodiments of the invention can decrease the switching delay of the VRRP so as to meet the demands of telecommunication level carrier network when the VRRP is employed to perform route backup.

The invention discloses a radial supporting and axial pre-tightening structure for dynamic balance measurement of a motor rotor provided with a bearing. The motor rotor is mounted on a rotor bearing radial support structure in a supported manner for radial support, a rotor bearing axial pre-tightening structure mounted on the rotor bearing radial support structure is used for axial pre-tightening, the rotor bearing radial support structure makes point contact with a cylindrical surface in the outer ring of the motor rotor bearing via tungsten steel bars in bar-shaped grooves of radial support frames at two sides, the rotor bearing axial pre-tightening structure comprises a baffle plate mounted at the outer side surfaces of the radial support frame at the bearing limiting side and an axial pre-tightening assembly mounted at the radial support frame at the bearing abutting side, the baffle plate limits the bearing at one end of the motor rotor in the axial direction, and the axial pre-tightening assembly pre-tightens the bearing at the other end of the motor rotor in the axial direction. The radial supporting and axial pre-tightening structure improves the consistency and stability of the pre-tightening state during dynamic balance measurement of the motor rotor provided with the bearing, the fluctuation degree of dynamic balance measurement of the motor rotor is reduced, and the repeatability and reproducibility of measurement are improved.

The organization method of hierarchical computer network GIS map includes the following steps: constituting hierarchical network structure in practical requirement; constituting relevant GIS maps foreach network in the hierarchical structure; and adding corresponding practical links to the hierarchical network GIS map for all connections in the network topology while maintaining the consistency between the practical link and upper convergent link. The hierarchical network GIS map provides hierarchical network topology and state information converging and de-converging method. The present invention provides the topological updating and state updating algorithm for hierarchical network GIS map and can maintain the topological consistency and state consistency of network GIS map. The present invention may be used widely in computerized network management system and network monitoring system.

Present invention relates to a flow rate engineering link time slot state consistency check method. It contains A, transmitting end transmitting time slot state check request message contain relevant flow rate engineering link local side time slot state object to receiving end; B, receiving end receiving said message, comparing and checking relevant flow rate engineering link transmitting end time slot state object with local side time slot state object, notifying check result and opposite terminal time slot state object to local side link explorer to make process. The present invention can make regular detection to flow rate engineering link time slot state consistency, in time finding inconsistency abnormal situation, enhancing automatic exchange optical network connection viability.

The invention discloses a status consistent maintaining method applicable to a distributed task management system. The method comprises the following steps: 1) maintaining the node statuses of the distributed task management system; 2) initializing the task of the distributed task management system; 3) changing the task status of the distributed task management system; and 4) dealing with the node faults and recovery. The status consistent maintaining method applicable to the distributed task management system provided by the invention is high in degree of automation, high in reliability, high in robustness, high in communication efficiency, small in occupied bandwidth, good in transportability and simple in task deployment, thereby having a good application prospect.

The invention relates to the field of real-time network data broadcasting, and in particular relates to a real-time market data broadcasting system and a real-time market data broadcasting method with state consistency. The real-time market data broadcasting system is simultaneously arranged a host computer or a backup computer or arranged on a host computer and a plurality of backup computers; all original service processing data are stored in a log area in a working page memory of the host computer; a broadcasting module is used for scanning market data of the data area of the working page memory in real time, used for establishing indexes and used for ordering data streams; according to the situation that whether a present server is the host computer or a backup computer and whether the computer is in the recovery state or the active state, and the like, a state computer is used for tracking service state and used for controlling whether the broadcasting data can be issued to the market, so that the broadcasting module can efficiently process memory data. Compared with the prior art, the system has the advantages that rapid positioned data and a cache structure of the state can be established at a server, low response time delay is ensured while handling capacity is ensured, single-point network bottleneck is avoided, and the market stability is improved.

Embodiments of the present invention provide a method, system and computer program product for maintaining distributed state consistency in a distributed computing application. In an embodiment of the invention, a method for maintaining distributed state consistency in a distributed computing application can include registering a set of components of a distributed computing application, starting a transaction resulting in changes of state in different ones of the components in the registered set and determining in response to a conclusion of the transaction whether or not an inconsistency of state has arisen amongst the different components in the registered set in consequence of the changes of state in the different ones of the components in the registered set. If an inconsistency has arisen, each of the components in the registered set can be directed to rollback to a previously stored state. Otherwise a committal of state can be directed in each of the components in the registered set.

The invention discloses an automatic radar T / R (Transmitter / Receiver) assembly testing system and a method thereof. The main idea is: a radar T / R testing hardware platform is built, a vector network analyzer is initialized, an address, a parameter flag bit, a clock state, a channel label, a phase shifter state, a starting frequency, a stopping frequency, a scanning point number, a general testing state number, a storage file title character string, a parameter name character string, a file name character string and a file storage path character string are set, a port transmission coefficient is further built on the vector network analyzer, and a parallel port control clock of the radar T / R assembly is loaded; and then, phase data, gain data and standing-wave ratio data of the radar T / R assembly in a phase shifting state and in a degradation state are acquired respectively, the data are then processed, and the standing-wave ratio, 0-state phase, 0-state degradation, 0-state consistency phase and phase shifting precision of the radar T / R assembly in the phase shifting state and in the degradation state at a frequency point are acquired respectively, and storage by an automatic storage module is then carried out.

The present invention relates to a method and an apparatus for consistency verification of traffic engineering link timeslot status, including: the transmitting end transmits a timeslot status verification request message containing the timeslot status object class of a local end of a corresponding traffic engineering link to the receiving end; the receiving end compares and verifies the timeslot status object class of the transmitting end of the corresponding traffic engineering link with the timeslot status object class of the local end after the receiving end receives the message, and notifies a local end link resource manager of the result of verification and the timeslot status object class of the opposite end. With the method according to the embodiments of the present invention, the consistency of traffic engineering link timeslot statuses can be periodically detected, the inconsistency of traffic engineering link timeslot statuses can be discovered as early as possible.

The invention relates to the field of Internet, and particularly discloses a network collaborative model, method and device for industrial intelligent manufacturing. The system comprises an SDN network collaborative model based on edge computing, a central controller device and an edge controller device, and relates to the key technology of industrial internet network topology management; a distributed network topology discovery method, a network state consistency updating method and a network abnormity detection and recovery method. Unified management and centralized control of industrial intelligent manufacturing equipment, applications and systems can be achieved, and the problems of rapid topology discovery, consistent state updating and abnormal automatic recovery are solved from theindustrial network level.

The invention discloses an Ethernet fault positioning and detection method which is used for positioning and detecting faults of network devices in a target network. The method comprises the following steps: network device state consistency detection, network device congestion abnormity detection, link packet loss abnormity detection and positioning, target network DoS attack detection and address forwarding table correctness detection. Compared with the prior art, the Ethernet fault positioning and detection method can detect and position Ethernet faults by searching standardization-based switch-supported SNMP and MIB-2 at present and then by carrying out simple calculation, so that the Ethernet fault positioning and detection method is simple and practical, has better applicability and engineering applicability, and has higher efficiency and accuracy.

The invention discloses an LFP lithium ion cell capacity grading and screening method, which solves the technical problem of low uniformity of an existing process in cell screening. The method includes steps: subjecting to-be-tested cells to appearance screening, and putting into a capacity grading cabinet at a temperature of 30+ / -3 DEG C; adopting constant current and constant voltage to charge and discharge the to-be-tested cells in sequence until activation of the to-be-tested cells stops; adopting limited voltage for discharging the to-be-tested cells in sequence interruptedly from high current to low current to make the to-be-tested cells in an unloaded state; adopting low current for charging the to-be-tested cells in sequence interruptedly to achieve SOC state uniformity of the to-be-tested cells in 3.0V; detaching the to-be-tested cells from the capacity grading cabinet, measuring OCV3 and OCR3 in 15-24h, and performing capacity screening; measuring OCV4 and OCR4, calculating ak value, testing cell thickness, screening the cells according to the k value and the cell thickness to obtain qualified cells, and outputting for use. By application of limited-voltage low current for charge and discharge, great uniformity of initial states of the cells is guaranteed, and cycle performance and safety of battery packs are improved.

The invention discloses an intelligent contract realization method and a device based on a block chain, relating to the computer field, which can carry out transaction confirmation in the realizationprocess of the intelligent contract so as to achieve state consistency. The intelligent contract implementation method comprises the following steps: determining a type of the transaction based on theidentification of the transaction driving the intelligent contract, wherein the type of the transaction comprises a first type of time-length transaction, wherein the first type of time-length transaction is a transaction whose execution time is longer than a preset value; when the transaction is the first type of long-term transaction, the transaction status management is carried out to realizethe decoupling of the intelligent contract running cycle and the consensus cycle. The present application is for smart contract implementation based on block chains.

The invention relates to an Intel SGX state consistency protection method and system. In the state consistency protection method for a central processing unit capable of constructing a safety region,the central processing unit (CPU) supports the construction of at least one safety region, and the CPU communicates with a remote server for providing the service in a remote way, the remote server has a remote verification module, and the remote verification module is used for assisting the accomplishment of each execution state saving operation and / or each execution state recovery operation; theremote verification is a verification mechanism for proving a specific safety region is established on the local platform to enable the safety region to acquire the trust of the remote server to theremote server by the CPU. And the state consistency protection method is independent of special hardware and good in platform migration effect.

The invention discloses a forensic physical evidence paternity testing and individual identification parameter calculating method. The calculation of a paternity index, a biological full-sib state consistency score and an individual identification matching probability of paternity testing in forensic practice is carried out by adopting an Excel table; when parameters are calculated, a corresponding kit and a corresponding calculation formula are found; an allele is input into a corresponding locus of the Excel table to generate the parameters. The method disclosed by invention is combined with forensic physical evidence practice, and simple and easy, efficient and accurate calculation software is designed and programmed by taking genetic data of Yunnan population and kits which are commonly used in each laboratory and have stable properties as the foundation, so that the calculation of important forensic parameters including the paternity index, the biological full-sib state consistency score and the individual identification matching probability of the paternity testing in the forensic practice and the like can be solved very well, and powerful helps and technical supports are provided for more objectively and more conveniently obtaining testing opinions.