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83results about How to "Optimize storage" patented technology

Code recovery system and recovery method based on generator and extended rainbow table

A code recovery system and a recovery method based on a generator and an extended rainbow table belong to the technical field of computer safety and comprise an extended rainbow table generating module, a plurality of clients of an extended rainbow table recovering module and a server, wherein the server is connected with a plurality of network nodes and comprises a data mining module, a memorizer and a system initialization module. A user manages the work of the data mining module and the system initialization module of the server through managing the work of terminal networks. The data mining module of the server generates a generator dictionary; the system initialization module of the server generates a distributed initialized configuration file; the distributed initialized configuration file comprises generator dictionary information and is connected with the extended rainbow table generating module and the extended rainbow table recovering module of the network nodes and is used for transmitting system initialization configuration information. The code recovery system and the recovery method based on the generator and the extended rainbow table achieve the purpose that a long instruction rainbow table is generated within a receptible time range by reducing plaintext space and reduces the recovery time of an artificial instruction.
Owner:SHANGHAI JIAO TONG UNIV

Physical storage and optimization method of power grid topology in relational database

The invention is suitable for the field of power grid geographic information systems and provides a physical storage and optimization method of power grid topology in a relational database, and the method mainly comprises the following steps: dividing equipment participating in the power grid topology into a Segment and a Gadget, and using the Gadget and the Segment to define the topological connection relation among the equipment; optimizing the storage way of the Segment; increasing a Path object and a model for constituting the composition relation of the Segment in the power grid topology; adopting HyperGadget and the management way of connection inside and outside a station to realize a layered topological model and circuit topological perforation; and adopting a database table based on the universal relational database for realizing physical storage of power grid topological objects. By adopting the method, the physical storage of the power grid topology in the universal relational database is realized on the premise that a logical model accord with the topological standard of a CIM (common information model) power grid, and the more optimization work can be performed, aiming at the application characteristics of a GIS (geographic information system) of the power grid.
Owner:北京国科恒通科技股份有限公司

Mesh generation and visualization method and system based on three-dimensional urban geological model

The invention relates to the field of three-dimensional geological modeling, and in particular to a mesh generation and visualization method and system based on a three-dimensional urban geological model, and the method is characterized in that the method comprises the steps: S1, mesh generation: calculating an outer bounding box of a structural model, carrying out the regular mesh generation of the outer bounding box, and generating a regular mesh regular hexahedron attribute model; S2, data storage: storing a central point coordinate value and an attribute value of each subdivided regular hexahedron unit grid in the bounding box; S3, visualization: extracting an outer contour frame of the structure model, pasting a texture picture to the contour frame model, and representing the same geologic model by adopting a plurality of grid units in combination with a multi-detail-level LOD technology; S4, efficiently positioning the grid information; and S5, grid attribute query: dynamically generating a grid according to the returned result set and submitting the grid to the user, wherein the grid attribute query comprises multiple query modes. According to the method, the storage mode ofthe three-dimensional urban geological model is optimized, and visualization of large data volume is supported.
Owner:武汉中地数码科技有限公司

Simple electronic cigarette box

The invention discloses a simple electronic cigarette box. The simple electronic cigarette box comprises a storage box and an inner box, wherein the storage box is a rectangular box; the right end of the storage box is open; the inner box is arranged inside the storage box in a matching manner; a sealing plate is arranged at the right end of the inner box; a buffering foam is arranged inside the inner box; an accommodating groove for accommodating an electronic cigarette is formed in the buffering foam; bulges are symmetrically arranged on the left groove wall and the right groove wall of the accommodating groove; a fixing clamp is arranged on the right upper side of the storage box; a transmission screw sleeve is arranged in the middle of the left end of the inner box; a transmission screw hole is formed in the transmission screw sleeve; a transmission screw is arranged inside the transmission screw hole in a matching manner; the left end of the transmission screw runs through the storage box, and is connected and fixed to a knob; a guide sleeve is arranged on the left side of the inner box below the transmission screw sleeve; a guide hole is formed in the guide sleeve; a guide rod is arranged inside the guide hole in a sliding manner; the left end of the guide rod is fixedly connected with the inner wall of the left side of the storage box. The simple electronic cigarette box is simple and reasonable in structure, achieves storage of the electronic cigarette, prevents the electronic cigarette from being polluted, meets needs of people, and is high in practicality.
Owner:金晓华

Engineering surveying instrument and lens pollution prevention machine tool for processing surveying instrument

The invention discloses an engineering surveying instrument and a lens pollution prevention machine tool for machining the surveying instrument. A surveying instrument is fixedly connected to the middle of the top end of the triangular bottom plate. A splicing mechanism is rotationally connected to the edge part of one side of the triangular bottom plate. The splicing mechanism comprises a connecting rotating block, a middle connecting square block, a side connecting square block, a buckle square box, an installation guide plate, a guide sliding rod, a sliding clamping block, a reset spring, adriving pin, a take-up reel, a limiting clamping block, a rectangular storage groove, a buckle groove, a triangular middle block and a limiting rubber pad. The side connecting square blocks are manually pulled to be far away from the triangular middle block. After the side surfaces of the middle connecting square block and the side connecting square blocks are parallel, rotation is stopped. Therefore, the surveying instrument support is deformed into the flat plate type from the cylindrical shape, the surveying instrument support can effectively utilize the storage space in the storage process, meanwhile, the flat plate type structure is more stable, the support is effectively prevented from shaking and rolling in the carrying process, and the use experience of the side surveying instrument is improved.
Owner:广西壮族自治区河池水利电力勘测设计研究院

Implementation method and system of SKINNY-128 encryption algorithm based on coarse-grained reconfigurable computing unit

The invention provides an implementation system of a SKINNY-128 encryption algorithm based on a coarse-grained reconfigurable computing unit. The system comprises a reconfigurable configuration system, a reconfigurable data path, a computing module, a main control microprocessor and a system bus. The reconfigurable configuration system comprises a configuration information initialization interface, a multistage configuration information storage unit, a configuration information analysis module and a position information register. The reconfigurable data path and calculation module comprises areconfigurable calculation array, a register channel, an intermediate result storage unit, an input first-in first-out register set and an output first-in first-out register set. Wherein the reconfigurable computing array comprises a reconfigurable computing unit block, and the reconfigurable computing unit block comprises a plurality of rows of operators, a read control module and a write controlmodule; wherein the operator has the functions of logical operation, arithmetic operation, shift operation, table look-up operation and permutation operation. According to the invention, efficiencyand speed of encryption operation are improved.
Owner:无锡沐创集成电路设计有限公司 +1

Abnormal package management method and device and computer readable storage medium

InactiveCN110097323ARealize orderly storageOptimize storageLogisticsPacket lossResource utilization
The invention discloses an abnormal package management method and device and a computer readable storage medium, and the method comprises the steps: obtaining the feature information of each abnormalpackage, the feature information at least comprising the volume and an abnormal reason; according to the volume of each abnormal package, the warehouse type and the warehouse location capacity formulaof each type of warehouse, matching the warehouse location of each abnormal package; according to the feature information and the storage location of each abnormal package, generating storage information of each abnormal package so as to realize offline storage processing; determining the abnormal type of each abnormal package according to the abnormal reason of each abnormal package, and classifying the abnormal packages of the same abnormal type to obtain an abnormal package classification set; and taking the abnormal package classification set of which the processing mode is workpiece returning or transferring as a target abnormal package classification set to create a picking order, and realizing offline warehouse-out processing. According to the invention, the warehouse resource utilization rate and the abnormal package processing efficiency are improved, and the packet loss or wrong package phenomenon is avoided.
Owner:深圳市前海云途物流有限公司

Intelligent environment-friendly public toilet biodegradation tank

The invention discloses an intelligent environment-friendly public toilet biodegradation tank which comprises a toilet tank body, an automatic opening and closing device and an automatic degradation device, the automatic opening and closing device is arranged on the back face of the toilet tank body, the automatic degradation device is connected with the toilet tank body, and the automatic opening and closing device and the automatic degradation device are both electrically connected with a microcontroller. The automatic degradation device comprises a supporting frame, a cover plate is arranged on the supporting frame, a feeding port and an exhaust pipeline are arranged on the cover plate, a conveying and stirring assembly is arranged in the material pool and connected with a first power part through a first transmission part, the first power part is electrically connected with the output end of the microcontroller, and a discharging port is formed in the material pool. According to the invention, the excrement is stirred in the material pool and is mixed with the initial ingredients, then is decomposed by microorganisms, and reaches the optimal use temperature through the temperature control system, so that the degradation rate of the excrement reaches 90% or above, and the toilet treated by the treatment method is free of pollution, free of water flushing, free of emission and easy to manage.
Owner:中云汇(成都)物联科技有限公司
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