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303results about How to "Improve storage speed" patented technology

Internet teaching method and system

The invention provides an Internet teaching method and system for developing teaching activities through the Internet including a wireless communication network, and particularly discloses a method and system capable of recording the Internet teaching process in real time and accurately and efficiently storing the Internet teaching process in a cloud side. The method includes the step of evaluating educational document learning results by students to learn and distinguish learning situations of students of different levels, thereby achieving targeted differential teaching, tutoring, homework doing, exercising and the like and easily improving the learning efficiency and learning effect, especially continuously improving the students at different learning progresses. Furthermore, by means of a data return gateway, a data verification mechanism, a timestamp verification mechanism, an audio and video flow verification mechanism, a data complementary transmitting mechanism, a local fragmentation encrypting, storing and uploading mechanism and other means, recorded data is stored in the cloud side efficiently and accurately.
Owner:鹰硕(韶关)信息产业集团有限公司

Digital diagnosti video system for manufacturing and industrial process

A system for assisting in the diagnosis of errors in manufacturing machinery is disclosed wherein sensors are associated with the machinery at monitoring zones for detecting errors and generating sensor signals representing the errors. Video cameras are located at monitoring zones associated with specific sensors. A computer readable medium is in communication with the cameras for receiving video of the process. A set of computer readable instructions are embodied within the computer readable medium for receiving input selecting machine sensors and cameras, triggering, and producing the pre-event and post-event videos for the trigger signals. Operating instructions are for continuously storing video output in temporary memory, receiving sensor signals, and processing the sensor signals to determine if a trigger signal is required. After a trigger signal, video is copied from temporary memory into permanent memory to provide the pre-event video, and post-event video is recorded and stored in permanent memory.
Owner:HERO INT

Establishing method for process control historical data file structure and data read-write method

The invention discloses an establishing method for a process control historical data file structure, comprising the following steps: S1, establishing a file header, and writing file identification information into the file header; S2, establishing an index area, and dividing the index area into a measuring point description area and a data address area, wherein a data address in the data address area is an initial address of the historical data in a historical data file when fixed time duration data is written every time; S3, establishing a data area used for storing written measuring point historical data, wherein all data of each measuring point is stored on at least three continuous storage area. The invention further discloses a storage method and query method for process control historical data. In the invention, by data compression combined with a plurality of modes, the space of a magnetic disc can be greatly saved; the data storage speed is increased by adopting modes of blockwriting and memory mapping; and the data reading speed is greatly improved by modes of continuous storage, fast search and block reading of single measuring point data.
Owner:SHANGHAI XINHUA CONTROL TECH GROUP

Method, log server and system for recording log data

The invention discloses a method, log server and system for recording log data. The method comprises that log data obtained according to the log obtaining condition forms a log set; a data storage server for storing the log set is determined; the log set is stored in the data storage server, and a data sheet of the log set is generated in the data storage server; and after all log data of the log set is introduced into the data sheet, an index is created for the data sheet of the log set. According to the method, log server and system, the storage speed of log data can be improved, a network platform can timely record a lot of log data that is generated in a short time, data loss is prevented, and delayed query time can be shortened.
Owner:ALIBABA GRP HLDG LTD

Offline analysis method for massive data

InactiveCN105786864ASolve the problem of high latencySolve the bottleneck of data collectionSpecial data processing applicationsData resourcesData science
The invention provides an offline analysis method for massive data. The method comprises the following steps: (1) collecting massive power data; (2) preprocessing the massive power data; (3) offline analyzing the massive power data; and (4) displaying an analysis result. By adopting the offline analysis method for the massive data provided by the invention, centralized storage, unified management and sharing of power data resources of different times and spaces, different business and different scenes can be realized; and scientific and reasonable reference is provided for power decision of a management layer by the analysis and the mining of the massive historical data.
Owner:STATE GRID CORP OF CHINA +3

Method and device for data storage and data query

The invention relates to the communication network technology field and discloses a method and a device for data storage and data query, enhancing the speed of storing and querying the data. According to the technical scheme provided by embodiments of the invention, to-be-stored data is obtained by a cloud storage device, is uniformly distributed to cloud-storage data nodes and is stored in parallel to a cloud-storage distributed database. An index column inputted by a user is obtained by the cloud storage device, and a query instruction is generated according to the index column. The query instruction is transmitted to the cloud-storage data nodes, and data is queried in parallel in the cloud-storage distributed database. The collection of query results of all the cloud-storage nodes is transmitted to the user. The technical scheme provided by the embodiments of the invention is suitable to be used during data storage and data query.
Owner:HUAWEI TECH CO LTD

Distributed device log collection method

The invention discloses a distributed device log collection method. According to the method, an integrated data intermediate layer is built through a distributed log processing framework in a mediator mode, integrated data intermediate management service is formed, the data intermediate management service collects device logs, the logs are stored on each distributed storage point in a distributed way, in addition, data collection is carried out, and if the distributed storage points need to be increased, the goal is achieved by adopting a distributed storage point dynamic expansion mechanism. The distributed device log collection method has the advantages that the integrated data intermediate layer is built by adopting the mediator mode, the logs are subjected to collection and formatting processing in a unified way, and the distributed storage points are uniformly managed and dispatched in a centralized way; the sub table structure is adopted, the multithreading processing advantages are better realized, a particular sub table indexing mechanism is built, and forms a super-volume data grading indexing system together with MariaDb database indexes of each data storage point, meanwhile, the performance advantage of a distributed server is utilized, and the storage and query performance of log data is greatly improved.
Owner:GUIZHOU POWER GRID INFORMATION & TELECOMM

Data processing method and data processing device

The invention discloses a data processing method and a data processing device, which are used for avoiding the bottleneck problem of disk input I / O (input / output) and improving the data storage and query speed. The data processing method provided by the invention comprises the following steps of: writing acquired data into a plurality of storage tables which are divided according to time granularity in advance, wherein each storage table is used for storing data acquired in a specific time segment; and when the operation of writing the data into the storage tables is completed, merging the data in the storage tables into subareas of subarea tables, which correspond to the storage tables, wherein the subsareas are used for providing data which need to be queried for a user.
Owner:ZTE CORP

Distributed storage method for real-time database

The invention discloses a distributed storage method for a real-time database. The distributed storage method for the real-time database has following beneficial effects: continuous storage and access of the real-time database for processing data with super-high concurrency and high-frequency generation can be simultaneously acquired; data storage and historical data access can be simultaneously performed and mutual interference is reduced; efficiency of storage space is increased; speed of the real-time database for storage and access of historical data is increased; and the capability of efficiently and rapidly retrieving and inquiring is provided.
Owner:NANJING GUODIAN NANZI WEIMEIDE AUTOMATION CO LTD

System and method for carrying out real-time statistics on mass data based on Hadoop

The invention provides a system and a method for carrying out real-time statistics on mass data based on Hadoop. The system comprises a Hadoop cluster composed of a plurality of nodes, an Hbase database of the Hadoop cluster and a main memory database. The system also comprises a network data processing unit, an enqueue unit, a Storm processing unit and an uploading unit, wherein the network data processing unit is used for obtaining network data and parsing the obtained network data; the enqueue unit is used for organizing parsed data to structural data format to be stored in an MQ queue; the Storm processing unit is used for carrying out streaming calculating processing on data in the MQ queue through Storm to obtain processed data and storing obtained processed data in the main memory database; and the uploading unit is used for carrying out summarization and persistence on predetermined amount of data in the main memory database to be uploaded to the Hbase database of the Hadoop cluster. By utilizing the system and the method, mass data can be stored in the Hbase database in real time.
Owner:INSPUR GROUP CO LTD

Method and device for storing and reading security logs and security control system

The invention provides a method and device for storing and reading security logs and a security control system. The method comprises: deploying a database on every server of at least one server; creating at least one event list in each database according to the type of all security logs, wherein each event list is corresponding to one type of security logs; storing the to-be-stored security logs into the corresponding event list of the database, respectively, according to the type of the security logs; defining a timestamp for each security log stored in the event list; and reading the required security logs from the corresponding event list according to the timestamps of the security logs. The device includes: a deploying unit, a creating unit, a storing unit, a defining unit, and a reading unit. The security control system includes: a management module, a collection module, an analysis module and a security log storing and reading device. According to the invention, the speed of storing and reading the security logs can be improved.
Owner:LANGCHAO ELECTRONIC INFORMATION IND CO LTD

High-speed storage equipment based on NAND flash memory and file management method

The invention belongs to the technical field of file management and discloses high-speed storage equipment based on an NAND flash memory and a file management method.The method includes the steps that multiple block storage spaces of an NAND chip set are sequentially divided into six parts which include a bad block information list, a block use information list, a file information list, reserved blocks, file data blocks and mapping blocks; the bad block information list is acquired, and bad blocks are shielded during file management; the block use information list is acquired, and the use condition of each block is acquired; the file information list is acquired, and the number of files stored in the NAND chip set and corresponding storage positions are acquired; file operation commands are acquired, and file write operation or file red operation or file deletion operation is conducted on the corresponding storage spaces of the file data blocks according to the file operation commands; the content of the block use information list and the content of the file information list are updated.The problems that when an existing file management system is used for high-speed storage equipment, the speed is decreased, and the space utilization rate is low are solved.
Owner:XIAN UNIV OF SCI & TECH

Method for protecting integrity of digital vector map

The invention relates to the field of cryptology, information safety, geographic information system and digital image processing, in particular to a method for protecting and authenticating the integrity of a digital vector map which can withstand multiple attacks and improve the data writing speed. The method comprises three parts, namely watermark generating, watermark hiding and integrity authenticating, wherein the watermark generating comprises generating an authenticating watermark, generating a positioning watermark and generating a recovery watermark; the watermark hiding comprises transmitting the watermark information to a drive layer and hiding the watermark information; and the integrity authenticating comprises extracting an authenticating watermark, extracting a positioning watermark, extracting a recovery watermark and finishing falsification recovery. By the method, the storage speed is improved, the storage data volume is reduced, the safety is ensured, and the data writing speed is improved.
Owner:HARBIN ENG UNIV

Apparatus for acquiring and storing high speed data in real time

The invention discloses an apparatus for acquiring and storing high speed data in real time. The apparatus comprises a high speed digital data acquisition module (1) and a high speed data storage and control module (2), wherein the high speed digital data acquisition module (1) and the high speed data storage and control module (2) are connected through a PCI-E (Peripheral Component Interconnect-Express) bus, the high speed digital data acquisition module (1) is used for receiving external low speed and high speed digital signals, processing the received digital signals and transmitting the processed data to the PCI- E bus inside the apparatus, and the high speed data storage and control module (2) stores the data into a disk array to reach high speed, real time and safe data storage. Meanwhile, data playback is also supported, thus a user can access the data in the disk array through the high speed data storage and control module.
Owner:SUZHOU VOLANS ELECTRONICS TECH

Storing and queuing method for blockchain transaction

ActiveCN108288156AImprove storage speedPrevent attacks such as zero-cost malicious brushingPayment protocolsTransaction dataFinancial transaction
The invention relates to a storing and queuing method for a blockchain transaction. The method comprises the following steps that: generating a transaction Hash value, writing the transaction into a bit map, regulating a status code, carrying out mining and consensus by a consensus node, and generating a blockchain. A formulated storage way sharply quickens the storage speed and the verification speed of transaction data. Through a formulated queuing way, a user can change a transaction priority according to the queuing way, the flexibility of transaction queuing is sharply improved, and attacks that the user carries out malicious scalping and the like can be effectively avoided.
Owner:HANGZHOU FUZAMEI TECH CO LTD

Solid state disk for rapidly storing and displaying massive image data

The invention relates to a solid state disk for rapidly storing and displaying massive image data, which comprises a hardware architecture and a software algorithm for rapidly storing and displaying the massive image data. On the hardware architecture, solid state storage medium is reasonably and efficiently organized through comprehensive utilization of a channel internal bus extension technology, a channel internal pipelining technology and a multichannel parallel technology, so that the access speed of the storage medium is improved, and the data-transfer capacity of a system is improved through utilizing a PCIE (Peripheral Component Interconnect Express) interface to transfer data; and on a software architecture, rapid storage and display of the image data is mainly realized through a blocking storage and address mapping technology of the image data. The channel internal bus extension technology, the channel internal pipelining technology and the multichannel parallel technology are comprehensively utilized aiming at the characteristics of the massive image data, so that the organization of FLASH is more reasonable and efficient.
Owner:NAT UNIV OF DEFENSE TECH

Data writing method and device and data reading method and device

The invention provides a data writing method and device and a data reading method and device. The data writing method includes the steps of segmenting data which contain a plurality of first data records and are to be written in, conducting data compression on target data blocks in data blocks, taking the maximum serial number of the first data records in the target data blocks, the minimum serial number of the first data records in the target data blocks and the compressed data as second data records, and writing the second data records in a data table of a database server till the first data records of the data to be written in are all written in the data table of the database server, wherein the plurality of first data records are sequenced according to the serial numbers of the first data records to obtain the data to be written in, and the number of the blocks is smaller than the number of the first data records in the data to be written in. According to the data writing method and device and the data reading method and device, the storage speed of the data is improved, and the storage space of the database server is saved.
Owner:亿企赢网络科技有限公司

Storage method of real-time database

The invention discloses a storage method of a real-time database. The method comprises the following steps: during writing of history data and history alarm data, writing the history data and the history alarm data into a corresponding memory table and a corresponding operation log buffer area respectively; when a current memory table is full, compressing the history data or the history alarm data in the current memory table, writing the compressed history data or history alarm data into a minute scale file, and applying for a new memory table for serving as a current memory table; combining threads, checking periodically, and combining a plurality of minute scale history data files and history alarm data into a day scale history data file and a history alarm data file respectively at preset time every day; combining a plurality of day scale files into a month scale file respectively at preset time every month; combining a plurality of month scale files into a year scale file respectively at preset time every year. Through the method, history data and history alarm data can be stored and accessed simultaneously in the real-time database, and the storage and access speeds of the history alarm data are increased.
Owner:QINGDAO HISENSE TRANS TECH

Method for quickly receiving and storing data in shared file system

The invention relates to a method for quickly receiving and storing data in a shared file system. The method comprises the steps of: obtaining videos and audios; processing the videos and audios; sending video and audio data; receiving the video and audio data; and writing in a file. According to the method disclosed by the invention, by utilization of a large page memory, a user-state network card driving technology and a data and metadata separation technology, a storage server can quickly receive multiple channels of data flows sent by multiple client sides, and write the data flows in thefile; and thus, the purpose of storing hundreds of video flows at the same time can be achieved. By means of the method disclosed by the invention, the concurrent access efficiency of the shared filesystem is effectively increased; simultaneously, the more access files are, the more obvious the effect is; and, for the common education recording industry or video monitoring industry, the video storage efficiency is increased to a great degree.
Owner:BEIJING JINGYI QIANGYUAN TECH

Method and system for realizing storage and query of communication detailed ticket

The invention relates to a method and a system for realizing storage and query of a communication detailed ticket. The method comprises the following steps: I, performing real-time processing on a real-time generated standard ticket file in a same day detailed ticket storage module to generate a same day detailed ticket storage file according to the number segment; II, performing regulation processing on the same day detailed ticket storage file generated in the former day in a former day detailed ticket regulation module to generate a former day detailed ticket regulation file and establish a day index file; III, compressing and filing all former day detailed ticket regulation files of all users in a designated month in a former month detailer ticket filing module to generate a former month detailed ticket filing file and establish a month index file; and IV, positioning corresponding detailed ticket files according to cell phone numbers and time to complete queries. The system and the method, provided by the invention, adopt different data organization forms for different detailed tickets and perform storage and queries in different ways, so as to reduce the cost and risk, and improve the efficiencies for storage and query of mass data.
Owner:北京思特奇信息技术股份有限公司

Intelligent refrigerator with iris recognition function

The invention belongs to the field of security and protection and the technical field based on biological recognition, and particularly relates to an intelligent refrigerator with an iris recognition function. The intelligent refrigerator comprises a refrigerator body, an iris gathering module, a central control module, a lock module, an alarm module, a man-machine interaction module, a communication interface module and a power circuit module. All the above modules constitute an intelligent security controller, so that an active anti-theft and intelligent anti-theft unlocking scheme in a non-contact mode is realized. According to the intelligent refrigerator with the iris recognition function, an industrial host is used in the central control module, the dominant frequency can reach 1.8 GHz, and thus the image processing and storing speed is increased. User experience is improved through a display screen with a LCD under the condition that security is guaranteed. The security of the refrigerator is improved based on an alarm mode that short messages are sent to mobile phones in real time. The user identity uniqueness and reliability of the refrigerator are improved based on a non-contact identity recognition verification door opening mode of a binoculus iris image.
Owner:EYESMART TECH

Unified storage method supporting various storage modes

The invention discloses a unified storage method supporting various storage modes. The specific implementation process comprises the following steps: setting a database which comprises four tables: a container table, metadata table, a storage table and a storage region table; accessing the database into a client side, setting a threshold value according to the file size on the client side, dividing a file into N parts, starting a plurality of line paths, and simultaneously uploading all parts of the file; after file uploading, setting a file storage path with id built therein, wherein url is unique; configuring the file, determining the file storage mode, configuring the default virtual space of a storage container, integrating the parts of the file and storing the parts of the file in the database. Compared with the prior art, the unified storage method supporting various storage modes adapts to unified and centralized storage of data resources of different scales, different scenes and different data amounts and is relatively low in maintenance cost and strong in practicability.
Owner:INSPUR SOFTWARE CO LTD

Gateway application system based on embedded real-time data base

The invention relates to a gateway application system, particularly an embedded real-time data base of a gateway application system. The gateway application system based on an embedded real-time data base comprises an upper computer, a gateway and an acquisition system, wherein the upper computer communicates with the gateway through a 485 bus, or an LAN or GPRS mode; the gateway is connected with the acquisition system through the 485 bus; and the acquisition system analyzes and stores data acquired on site to the built-in embedded data base of the gateway. The system can reliably process the on-site data in real time, efficiently utilize the limited resources of the embedded system, increase the data storage speed and protect the data.
Owner:QINGDAO GAOXIAO INFORMATION IND

Streaming data real-time processing method and system based on multi-level cache structure

The invention discloses a streaming data real-time processing method and system based on a multi-level cache structure, and belongs to the technical field of big data stream processing. The method of the invention uses on-line data processing and batch processing for streaming data, so as to satisfy the requirements of low latency, high throughput and reliability of the processing. The method comprises the following steps: storing an on-line processing result in an on-line cache, and designing an on-line cache structure to automatically and efficiently delete stale data; storing data of a recent access offline persistent database in a batch cache, and adopting an LRU based strategy to efficiently eliminate the stale data; and merging a query result efficiently so as to return the query result to users quickly. The invention further realizes the streaming data real-time processing system based on the multi-level cache structure. The streaming data real-time processing method and the system based on the multi-level cache structure provided by the invention can solve the problems in the existing method that the storage and query efficiency is not high, the reliability is low and the memory occupancy rate is higher.
Owner:HUAZHONG UNIV OF SCI & TECH

System and method for acquiring, processing and verifying method multi-channel interference signal

The invention provides a system and a method for acquiring, processing and verifying method a multi-channel interference signal. The system comprises a data receiving auxiliary unit, an acquiring and storing auxiliary unit and a data transfer storage auxiliary unit, wherein the acquiring and storing auxiliary unit comprises a master control computer module, a high-speed storage module, an AD (analog to digital) acquisition module, an optical fiber channel unit and a power supply management unit; the data transfer storage auxiliary unit comprises a transfer storage server and a magnetic disc array. The method comprises an acquiring and storing step and a data processing method, wherein the acquiring and storing step comprises four sub steps of signal acquisition, signal transmission, signal conversion and signal storage; and the data processing step comprises three sub steps of data replay, data transfer storage and file management. The system and the method for acquiring, processing and verifying method a multi-channel interference signal provided by the invention have complete functions of acquisition, real-time storage, replay processing and transfer storage processing, and also has the advantages of strong accuracy and high reliability.
Owner:CHENGDU LONGTENG ZHONGYUAN INFORMATION TECHCO

Labeling equipment and book labeling method

The invention aims at providing labeling equipment and a book labeling method. The labeling equipment and the book labeling method aim at solving the problems that the labeling operation is complex, the efficiency is low, and the labor cost is high in the prior art. The labeling equipment comprises a conveying device, a labeling mechanism and a paper advance mechanism, wherein the conveying device is used for conveying objects to be labeled to the labeling position to be labeled and moving the labeled objects out of the labeling position, the labeling mechanism is used for labeling the objects conveyed to the labeling position, and the paper advance mechanism is used for conveying labels. According to the labeling equipment and the book labeling method, the labeling equipment is provided with the conveying device, the labeling mechanism and the paper advance mechanism, the labels are conveyed to the labeling position through the paper advance mechanism, the objects to the labeled are conveyed to the labeling position through the conveying device, and the labeling mechanism labels the labels to the objects, so that the labeling action is completed without human involvement, the work efficiency is improved greatly, and the cost and the labor intensity of workers are lowered.
Owner:BEIJING JINGDONG ZHENSHI INFORMATION TECH CO LTD

Data storage method and storage system for flash memory

The invention provides a data storage method for a flash memory storage device. The method comprises the following steps of: configuring a mode recognition unit in the flash memory storage device and configuring a mode analysis unit on a host computer which is connected with the flash memory storage device; analyzing the information of the use mode related to each flash memory storage address in the flash memory storage device by using the mode analysis unit; receiving and recognizing analyzed information from the mode analysis unit through the mode recognition unit; and storing data to be written in each flash memory storage address in a corresponding processing mode according to the analyzed information. Therefore, data storage can be performed according to the use property of each flash memory storage address according to the data storage method of the invention, so that the storage speed of the storage device is effectively increased.
Owner:PHISON ELECTRONICS

High-performance distributed storage block data, timestamp, cross-chain communication and data collaboration method

The invention discloses a high-performance distributed storage block data, timestamp, cross-chain communication and data collaboration method. The method comprises the following steps of: S1, uploading block data information, and effectively storing the block data information; S2, carrying out chain connection on the block data information; S3, when data file information is uploaded, carrying a timestamp; S4, respectively storing the data file information in all nodes through distributed storage; and S5, carrying out cross-chain communication among different blockchains, completing effective cross-chain communication, and improving collaboration of data information. According to the high-performance distributed storage block data, timestamp, cross-chain communication and data collaboration method, distributed storage of the data information of the blockchain is realized, a rapid identification process is completed through a consensus algorithm, fragmentation storage of the data information and timestamp carrying of the data are realized, cross-chain communication between different blockchains is realized, and data collaboration between the data information is completed.
Owner:NANJING ZHONGCHENG BLOCK CHAIN RES INST CO LTD

Three-layer heterojunction organic field-effect transistor memory and fabrication method thereof

The invention discloses a three-layer heterojunction organic field-effect transistor memory and a fabrication method thereof. The memory comprises a substrate, wherein a source-drain electrode, an organic semiconductor heterojunction, a gate insulation layer and a gate electrode are sequentially arranged on the substrate from top to bottom, a polymer electret layer is arranged between the organicsemiconductor heterojunction and the gate insulation layer, the gate insulation layer covers a surface of the whole gate electrode and is used for isolating contact between the gate electrode and thepolymer electret layer, and the organic semiconductor heterojunction sequentially comprises a first hole transmission layer, an electron transmission layer and a second hole transmission layer from top to bottom. In the three-layer heterojunction organic field-effect transistor memory and the fabrication method thereof, provided by the invention, the polymer electret layer is fabricated on the gate insulation layer by a spinning method, morphology growth of the semiconductor heterojunction and the metal source-drain electrode is facilitated, the process is simple, the storage capacity, the current switch ratio and the storage speed can be greatly improved, the device fabrication cost is reduced, and promotion and application are convenient.
Owner:NANJING UNIV OF POSTS & TELECOMM
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