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41results about How to "Guaranteed storage efficiency" patented technology

Time-series data storage method based on distributive column storage

The invention discloses a time-series data storage method based on distributive column storage, and belongs to the technical field of database. The method is characterized in that a spare table composed of row keys and rows is used to store data stored in measuring points, wherein each of the row keys contains as much retrieval information; data that are dispersedly acquired at some time slots are merged in the record at each row; a name mapping table is created to store name information. With the adoption of the time-series data storage method based on the distributive column storage, various advantages of the distributive column storage technology can be fully utilized, thus the efficiency of storing and retrieving time-series data in the distributive column storage can be ensured, and the safety of the data storage is improved due to the distributive storage manner.
Owner:CHINA REALTIME DATABASE

Time series data storage method and device, computer equipment and storage medium

The invention relates to a time series data storage method and device based on a big data processing technology, computer equipment and a storage medium. The method comprises the following steps: acquiring a current time series data point, wherein the time series data point comprises a timestamp field; determining a reference data point corresponding to the current time series data point accordingto the timestamp field; calculating a relative change value of the current time series data point and a reference data point; adding the relative change value to a compressed data point correspondingto the reference data point in a time sequence database according to a time sequence; and when a next time series data point is received, marking the next time series data point as a current time series data point, and returning to the step of determining the reference data point corresponding to the current time series data point. By adopting the method, the time series data storage cost can bereduced.
Owner:PING AN TECH (SHENZHEN) CO LTD

Rapid dilatation method for RAID 5 (redundant array of independent disks)

The invention discloses a rapid dilatation method for an RAID 5 (redundant array of independent disks). The rapid dilatation method comprises the following steps: a strip group size SS, a dilatation read unit size RU, a dilatation write unit size WU and auxiliary variables Y and St are obtained; a current dilatation window W_no is initialized to be 0; the offset w_off in the current dilatation window is initialized to be 0; a migration record set required for dilatation is set to be empty; a current disk counter d is initialized to be 0; a strip number s is obtained through s=w_no*Wsize+w_off, and the offset in the strip group is obtained through s_off=s%SS; an initial strip number Rb of a current disk dilatation read unit is obtained through Rb=d*St, and an end strip number Re is obtained through Re=Rb+RU-1; whether a strip corresponding to the strip number s exists between the initial strip number and the end strip number of the dilatation read unit of the strip group or not is judged, if not, whether d=n-1 exists or not is judged, if so, whether w_off=Wsize-1 or s=v-1 exists or not is judged, if so, a corresponding strip unit is read from a disk in the RAID 5 before dilatation and is then written into the corresponding newly-added disk. With the rapid dilatation method, the performance and storage efficiency of the array after dilatation are improved.
Owner:HUAZHONG UNIV OF SCI & TECH

Network log storage method based on multi-attribute hash deduplication in intrusion detection system

The invention relates to network security and data storage, and aims to provide a network log storage method based on multi-attribute hash deduplication in an intrusion detection system. The network log storage method based on multi-attribute hash deduplication in the intrusion detection system comprises log deduplication and log storage, and ensures that the intrusion detection system can store network logs into a local server after deduplication. The intrusion detection system comprises a data acquisition server and a plurality of data storage and analysis servers, and both the data acquisition server and the data storage and analysis servers are connected with a switch. According to the network log storage method provided by the invention, acquisition and deduplication operations of the network logs can be completed with only one server by using a multi-attribute segment hash method, and smaller computing complexity and space requirements can be achieved; more accurate log deduplication can be realized, data cannot be mistakenly lost, and the lower rate of missing report of repeated logs can be achieved; and the storage mode of the network logs adopts a storage method that is proportional to the server performance, and thus the data storage efficiency can be ensured, and the performance of subsequent data analysis tasks can also be increased.
Owner:HANGZHOU ANHENG INFORMATION TECH CO LTD

Cloud platform storage system

The invention provides a cloud platform storage system, and the system comprises storage modules used for real-time storage of to-be-stored data generated by a cloud platform; a judgment module used for judging the storage state and the residual capacity and screening the storage modules meeting the requirement of the residual capacity; a configuration module used for distributing the new data tothe storage modules for data storage according to the data occupation space of the new data and the residual capacity of the storage modules; a data splitting storage module used for splitting the newdata into a plurality of data blocks and storing the data blocks in different storage modules; and a data calling module used for calling the data blocks corresponding to the new data from the storage module in sequence by utilizing the check codes corresponding to the data blocks when the new data stored in the split storage form is called, and combining the data into complete data according tothe frame number of each piece of data in the data blocks.
Owner:深圳市中盛瑞达科技有限公司

NB-IoT gateway

The invention relates to an NB-IoT gateway which comprises a single-chip microcomputer used for being connected with a data port of a first external device, an NB-IoT module used for being connected with a server and a microprocessor used for being connected with a data port of a second external device. The NB-IoT module, the single-chip microcomputer and the microprocessor are connected in sequence. The dual processors, namely the single-chip microcomputer and the microprocessor, are connected with data ports of different external devices so as to receive and process data returned by the different external devices, so that the information processing efficiency is guaranteed. Moreover, the NBIoT module based on the NBIoT can ensure that data returned by different external devices can be transmitted to the server for storage or secondary processing, and the NBIoT module based on the NBIoT can be connected with the data ports of tens of thousands of external devices, and does not occupy4G resources of passengers. Therefore, the NBIoT gateway provided by the invention can also ensure the data storage efficiency and the data processing efficiency under the conditions that the airportpedestrian flow information is increasingly increased and the monitoring management requirement is increasingly increased.
Owner:BEIJING CAPITAL AIRPORT POWER & ENERGY

Data screening method for security monitoring system

The invention discloses a data screening method for a security monitoring system. Security monitoring data images are stored at intervals or selectively stored in accordance with requirements, so thatthe storage efficiency of the security monitoring system and the utilization of a memory are well ensured. By using the special data screening processing technology, the processing of image data is well implemented, the monitoring image information can be well screened, and the selected images with better definition are selectively stored in the memory, so that the storage space is greatly saved,and at the same time, the purpose of screening valuable images is achieved.
Owner:HUZHOU TEACHERS COLLEGE

Method, device and system for communication agent

A method, a device and a system for a communication agent are used for performing switching between a physical interface and a logic interface on information of the physical interface and the logic interface in received messages according to obtained mapping information between the predetermined physical interface and the logic interface after the interactive messages between an operator device and an access device are received so as to isolate the physical interface between the operator device and the access device, accordingly changing of the physical interface can be ensured not to cause influence on the business development process of the operator device, and safety of various physical interfaces of the access device can be ensured.
Owner:HUAWEI TECH CO LTD

Data storage and query method and device, storage medium and electronic equipment

The invention discloses a data storage and query method and device, a storage medium and electronic equipment, and the method comprises the steps: obtaining to-be-stored data, and storing the to-be-stored data in a cache region of the to-be-stored data; determining an insertion position of the to-be-stored data in the cache region according to the timestamp of the to-be-stored data and a bisection method; writing the to-be-stored data inserted in the cache region into a memory file, and determining the positions of an index block and a data block in the memory file; determining the position of to-be-stored data in a to-be-stored buffer area in the memory file according to the dichotomy and the read data in the data blocks, and updating the number of the data blocks according to the position; whether residual data exist in the to-be-stored buffer area or not is judged, and a stored memory file is determined according to a judgment result; and performing data query according to the stored memory file. The accuracy and continuity of the data are ensured based on a time sequence reading mode, the index position and the data are stored separately, the reading and storage efficiency is ensured, and the query and storage efficiency is ensured.
Owner:北京力控元通科技有限公司

Named data network content storage pool based on neural network

The invention provides a named data network content storage pool based on a neural network. The named data network content storage pool comprises an on-chip storage unit and an off-chip storage unit.The on-chip storage unit uses a high-speed memory, a neural network model is deployed in the on-chip storage unit to realize the uniform mapping of the data names, and an improved bitmap is deployed to map the data packets containing the same name prefixes into a same bucket. The off-chip storage unit uses a low-speed memory, a plurality of dynamic memories corresponding to the slots of a dynamicindex unit of an improved bitmap are deployed on the off-chip storage unit to store the skip table information of each name prefix, and the skip table information is used for guiding the next searchof the same name prefix Data packets in a bidirectional skip table so as to improve the data retrieval speed; and a bidirectional skip list structure is deployed additionally to store the storage position information of the data packet in a learning bitmap content storage pool, and each bidirectional skip list node stores a first-in first-out queue FIFO single pointer and the least recently used LRU double pointers.
Owner:TIANJIN UNIV

Data management system and data management method based on cold data, temperature data and hot data

InactiveCN110083649ASolve the problem of insufficient visual managementSolve efficient managementDatabase management systemsSpecial data processing applicationsCloud data managementData type
The invention discloses a data management system and a data management method based on cold, temperature and hot data, the data management system comprises a computer, at least one first server and atleast one second server; the first server comprises a first database for storing hot data and a second database for storing temperature data; the second server comprises a third database for storingcold data; and the computer receives and displays the monitoring data of the tested equipment in real time, and stores the monitoring data into the first database, the second database and the third database respectively according to the data type of the monitoring data. According to the embodiment provided by the invention, a multi-level and three-dimensional data management mode is set, so that the data management efficiency, the storage efficiency and the query efficiency can be improved, and the software service capability and the data service capability are improved to the maximum extent.
Owner:BEIJING INST OF ELECTRONICS SYST ENG

Coding and decoding method of nonvolatile memory and storage system

The embodiment of the invention provides a coding and decoding method of a nonvolatile memory and a storage system. The coding and decoding method comprises: determining a BCH check bit according to an effective data bit, a BCH code is generated, the length of the effective data bit is 1028 bytes, and the length of the BCH check bit is 8 bytes; determining a cyclic redundancy check (CRC) check bitaccording to the BCH code, and generating a CRC code, the CRC check bit having a length of 8 bytes; Determining a low-density parity check (LDPC) check bit according to the CRC code, and generating an LDPC code of which the cyclic size is 232 bits; and respectively carrying out BCH decoding processing, LDPC decoding processing and CRC decoding processing on the coded data. According to the methodprovided by the embodiment of the invention, 16 bytes originally needing to be subjected to zero padding are fully utilized to carry out BCH and CRC coding, so that the correction efficiency of LDPCis ensured, the probability of occurrence of a wrong floor is reduced, and the bit error rate of data storage is reduced.
Owner:翰顺联电子科技(南京)有限公司

Magnetic tape archiving system and method based on repeated deletion

The invention provides a magnetic tape archiving system and method based on repeated deletion. The system comprises a service data generation module, a backup server and a physical tape library; the backup server is provided with a disk, a repeated data deleting module, a unique data storage pool and a repeated data calculating module. The unique data storage pool is arranged on the disk; the duplicated data deleting module is used for receiving the backup data file generated by the service data module, deleting duplicated data existing in the unique data storage pool to obtain unique data, and storing the unique data into the unique data storage pool; and the repeated data calculation module is used for calculating the backup repetition rate of the unique data in the unique data storage pool, migrating the unique data of which the backup repetition rate is lower than a threshold value to the physical tape library, and releasing the disk space of the unique storage pool.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Online adaptation method based on pattern matching and mobile perception scene

The invention discloses an online adaptation method based on pattern matching and a mobile perception scene. The method comprises the following steps: carrying out classification identification by comparing the similarity between a target sample and a template in a template library to obtain a classification result; according to the obtained classification result, feedback from the application or the user is monitored in real time; in combination with a feedback result, the representativeness of the current target sample is judged according to an active learning theory, and the representativeness reflects the importance degree of the target sample for classification and recognition; and on the basis of the corresponding representativeness, updating the template library by a set strategy to realize online adaptation. By utilizing the method and the device, a developer can realize an application system supporting online continuous adaptation on the mobile equipment under the condition of ensuring the storage and calculation efficiency.
Owner:SHENZHEN UNIV

Data processing method and device and storage medium

The invention relates to a data processing method and device and a storage medium. The data processing method comprises the following steps: acquiring to-be-stored data, and storing the to-be-stored data to a read-write high-speed storage rear end of a storage system; determining to-be-transferred data in the stored data of the read-write high-speed storage rear end; and transferring the to-be-transferred data to a read-only storage rear end of the storage system. According to the invention, the data storage efficiency can be improved.
Owner:BEIJING KUANGSHI TECH +1

Efficient energy-saving green building engineering

The invention relates to efficient energy-saving green building engineering. The efficient energy-saving green building engineering comprises a building body; a rainwater collecting assembly is arranged at the top of the building body; the rainwater collecting assembly comprises a water storage tank, a plurality of rainwater guiding pipes and rainwater collecting hoppers; the water storage tank is arranged on the top wall of the building body; all the rainwater guiding pipes are arranged on the side wall, away from the building body, of the water storage tank; the rainwater collecting hoppers are arranged at the ends, away from the water storage tank, of all the rainwater guiding pipes; the rainwater collecting hoppers and the rainwater guiding pipes communicate with an inner cavity of the water storage tank; and a plurality of drainage pipes are arranged on the outer side wall of the water storage tank and are used for cleaning and draining rainwater in the inner cavity of the water storage tank. The green building engineering has the advantages that the rainwater collecting efficiency of the building body is effectively improved, and the waste phenomenon of rainwater resources in the collecting process is reduced.
Owner:广东中城建设集团有限公司

Modular liquid storage device with base

The invention provides a modular liquid storage device with a base, and provides an acid liquid modular liquid storage device. The modular liquid storage device comprises a pool body composed of a plurality of combined type fences, wherein the adjacent combined type fences are connected through connecting pieces; a liquid storage bag is arranged in the pool body; a liquid conveying opening for conveying liquid is formed in the liquid storage bag; the base is further arranged at the bottom of the liquid storage bag; the liquid conveying opening is formed in the middle of the base; the liquid conveying opening is connected with a liquid conveying pipeline; the liquid conveying pipeline is arranged in the base and extends out of the pool body; the base is formed by splicing a plurality of split modules; and a connector part which can be connected with the liquid conveying opening of the liquid storage bag is further arranged in the base. The modular liquid storage device has the beneficial effect that the use safety of a large anti-seepage pool is improved.
Owner:QINGDAO BEIMEI OIL & GAS ENVIRONMENTAL PROTECTION TECH CO LTD

Preparation device of graphene-doped magnesium-based hydrogen storage material

The invention discloses a preparation device of a graphene-doped magnesium-based hydrogen storage material. The preparation device structurally comprises a graphite magnesium-based net tank, a communicating pipe frame, a hoisting frame plate, a horizontal tank groove, a central control room, an electric meter seat and a pneumatic pipe; the graphite magnesium-based net tank is matched with the communicating pipe frame; a graphene net-shaped carbon chain overlapping structure is additionally arranged at the hydroxyl position of a graphene net disc of a relay network ring disc; the reticular distribution of separated crystals is protected; a net-shaped carbon chain wrapping rotation effect is formed; the electricity resistance of the magnesium-based hydrogen storage material is improved through a connecting column induction box and an armature slip ring frame; the hydrogen energy storage stability is ensured; by means of the annular cavity dust removal channel, transverse breakdown current and turbulent flow treatment effect of rotation of an electromagnetic net armature block can be conveniently conducted on electrostatic dust and chippings in the later period, wound electrostatic particles can be effectively prevented from being wound out of the cavity, interference with hydrogen storage operation of equipment is avoided, heat instability in a magnesium base is also prevented, and material integrity and storage efficiency are guaranteed.
Owner:GUIZHOU UNIV OF ENG SCI

A mobile Internet payment statistical analysis system and its statistical analysis method

The invention discloses a statistical analysis system for mobile internet payment. The system comprises a plurality of foreground modules, a plurality of background modules and an index module, wherein the foreground modules are used for meeting payment requests sent by a mobile terminal and collecting payment information and are in communicating connection through a presentation layer and in communicating connection with a mobile terminal located on an application layer; the background modules are used for performing statistical analysis on the payment information collected by the foreground modules and storing the payment information and are in communicating connection through a network layer; the index module is used for establishing a classified index system for data in the foreground modules and the background modules; the foreground modules and the background modules are in communicating connection through a gateway module and are connected with the gateway module through a foreground firewall and a background firewall respectively. The invention discloses a statistical analysis method adopting the statistical analysis system for mobile internet payment. The statistical analysis system and method overcome defects in the prior art and improve the statistical analysis efficiency of mobile payment.
Owner:BEIJING SILVER SHELL TECH

Tea storage device in office table

The invention discloses a tea storage device in an office table. The tea storage device comprises a storage box, wherein an inner cavity of the storage box is divided into 5-15 independent storage boxbodies through partition plates, a transportation device is arranged at one end of each storage box body, storage plates are arranged at the upper ends of the transportation devices, the two ends ofeach storage plate are provided with clamping blocks, a temperature control device is arranged at the upper end of an inner cavity of each storage box body, and an adjusting device is arranged at oneend of the storage box; a display device is arranged at one end of the adjusting device, and a loudspeaker device is arranged at one end of the display device. The device is easy to use, convenient tomount and convenient for users to use, so that good convenience is brought for the users in the using process.
Owner:浙江金益电力科技有限公司

Network log storage method based on multi-attribute hash deduplication in intrusion detection system

The invention relates to network security and data storage, and aims to provide a network log storage method based on multi-attribute hash deduplication in an intrusion detection system. The network log storage method based on multi-attribute hash deduplication in the intrusion detection system comprises log deduplication and log storage, and ensures that the intrusion detection system can store network logs into a local server after deduplication. The intrusion detection system comprises a data acquisition server and a plurality of data storage and analysis servers, and both the data acquisition server and the data storage and analysis servers are connected with a switch. According to the network log storage method provided by the invention, acquisition and deduplication operations of the network logs can be completed with only one server by using a multi-attribute segment hash method, and smaller computing complexity and space requirements can be achieved; more accurate log deduplication can be realized, data cannot be mistakenly lost, and the lower rate of missing report of repeated logs can be achieved; and the storage mode of the network logs adopts a storage method that is proportional to the server performance, and thus the data storage efficiency can be ensured, and the performance of subsequent data analysis tasks can also be increased.
Owner:HANGZHOU ANHENG INFORMATION TECH CO LTD

Data processing method and device for article storage, computer equipment and storage medium

PendingCN114330614ARealize non-reproducibleAchieve tamperingFinanceCo-operative working arrangementsInformation processingEngineering
The invention relates to a data processing method and device for article storage, computer equipment and a storage medium. The method comprises the following steps: determining a target storage space of an article according to attribute information of the article, a preset limiting condition and space information of each storage space in the safety box; according to the attribute information of the article and the target storage space corresponding to the article, determining a target safety box for storing the article; associating target storage space information, target safety box information and attribute information of the article with an electronic tag area in tag information of the article through the identification information of the article; and processing the storage information of the article according to the label information of the article, the target storage space, the target safety box and the attribute information. By adopting the method, the label information cannot be copied and tampered, and the placement position of the article can be accurately determined.
Owner:SHANGHAI PUDONG DEVELOPMENT BANK

Adjustable wire and cable storage device

InactiveCN112645149AEasy to cleanGuarantee the cleanliness of windingFilament handlingElectric machineryMachine
The invention provides an adjustable wire and cable storage device. The adjustable wire and cable storage device comprises a movable frame, movable trundles, a control panel, a U-shaped lining base, a movable bolt, a push-pull rod, a push-pull handle, a machine frame and a winding motor, wherein the movable trundles are connected to the four corners of the bottom of the movable frame through bolts; and the control panel is connected to the left side of the front part of the movable frame through screws. According to the adjustable wire and cable storage device, by arranging a vertical base, a fixed roller, a connecting shaft, a wire and cable cleaning roller, a rectangular adjusting groove, an adjusting threaded hole and a selection bolt, the selection bolt is taken down according to the thickness of a wire and a cable, the position of the connecting shaft in the rectangular adjusting groove is adjusted, the proper adjusting threaded hole is determined, and then the selection bolt is screwed into the adjusting threaded hole in a threaded manner until the connecting shaft is jacked tightly, the wire and the cable can pass through the space between the fixed roller and the wire and cable cleaning roller to be cleaned, so that the surface cleanness of the wire and the cable is guaranteed, and the winding cleanness is further guaranteed.
Owner:滨州市沾化区凯恩节能科技有限公司

Fragment data storage method, electronic equipment and fragment data storage system

The invention provides a fragment data storage method, electronic equipment and system, and the method comprises the steps: obtaining a current entity file from a linked list when fragment data is received; judging whether a storage space in which the current entity file is located is fully written or not; when the storage space where the current entity file is located is fully written, obtainingcreation time of the current entity file; determining target time according to the creation time and preset configuration time; determining a to-be-traversed storage space in the linked list accordingto the target time; traversing the to-be-traversed storage space by taking the current entity file as a starting point; determining the traversed first idle storage space as a target storage space; and storing the fragment data to the target storage space. According to the invention, the released idle storage space can be utilized on the premise of ensuring the fragment data storage efficiency.
Owner:SHENZHEN ONETHING TECH CO LTD

Riverway high-water-content sludge dewatering method

The invention provides a riverway high-water-content sludge dewatering method. The method comprises the following steps: breaking sludge at the bottom of a riverway by using a sludge breaking mechanism in a dredger, transferring the sludge into a sludge storage tank, and standing for later use; separating upper-layer sludge from lower-layer sludge; preprocessing sludge needing to be dewatered to obtain a first mixture; adding a modified sludge dewatering agent to obtain a second mixture, and carrying out preliminary dewatering on the second mixture; carrying out secondary dewatering treatment,and separating again; mixing the sludges, and separating sludge and water; carrying out purification treatment on the separated water; and mixing the sludges to form a compact sludge cake. The invention provides the feasible dewatering process for dewatering the high-water-content sludge in the riverway; by adding a flocculating agent and the modified sludge dewatering agent and cooperating witha sludge dewatering device and a high-pressure squeezer for multiple times of dewatering treatment, the dewatering rate is effectively increased, the storage and utilization efficiency of sludge is guaranteed, and meanwhile the efficient and rapid treatment requirement of high-water-content sludge of the riverway is met.
Owner:TIANJIN ZHENJIN ENG GRP
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