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54results about How to "Avoid the problem of overloading" patented technology

Security strategy decomposition and verification system in cloud storage environment

The invention provides a security strategy decomposition and verification system in a cloud storage environment. The system comprises a database, a strategy decomposition and verification module, a strategy evaluation module, a resource and access control strategy adjusting module, a sensitive information filtering word stock management module and an auditing module, wherein the strategy decomposition and verification module comprises a resource strategy decomposition and verification module and a coordination strategy decomposition and verification module; the coordination strategy decomposition and verification module comprises a coordination strategy decomposition and verification module and a coordination strategy decomposition and optimization module; and the resource and access control strategy adjusting module comprises a resource adjusting module and an access control strategy adjusting module. The system performs decomposition and verification on a security strategy in the cloud storage environment, so that the strategy and resources controlled by the strategy can be stored at a cloud terminal at the same time, and simultaneously, the system ensures that sensitive information in an access control strategy of a service party participating in coordination is not leaked. The system has the characteristics of high security, high execution efficiency and high expansibility.
Owner:HUAZHONG UNIV OF SCI & TECH

Image processing method and device, equipment and storage medium

The invention relates to an image processing method. Device, equipment and storage medium, Image processing technology field, The method comprises the following steps of: acquiring an original image to be processed and a high-frequency image and a low-frequency image of the original image are obtained through a CPU; receiving an original image sent by a CPU through the GPU; High-frequency image and low-frequency image; according to an original image, High-frequency image and low-frequency image, obtaining the weight of each pixel point in the original image and the low-frequency image throughthe GPU; obtaining a weight through a GPU; performing weighted fusion on pixel values of a plurality of pixel points in the original image and pixel values of corresponding pixel points in the low-frequency image in parallel; obtaining a plurality of pixel values according to the weighted and fused pixel values; forming a target image after the buffing processing; the characteristic that the GPU can quickly carry out parallel computing is fully utilized; According to the invention, the fusion time is shortened, the problem that the load of a CPU is too large is avoided, the consumed electric quantity is reduced, and the situation that the normal operation is influenced due to the heating of image processing equipment is avoided because a plurality of groups of mutually corresponding pixelpoints in the original image and the low-frequency image do not need to be fused successively.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

Load balance operation and management method for distributed acquisition systems

InactiveCN104954455AAvoid overloadingIncreased resilience to unexpected failuresTransmissionReal-time computingData acquisition
The invention discloses a load balance operation and management method for distributed acquisition systems. The method includes the steps of S1, performing networking deployment for distributed data acquisition between regional dispatch and county dispatches; S2, setting a data acquisition master node for the regional dispatch, and setting a data acquisition slave node for each county dispatch, with each data acquisition slave node used for acquiring data of local substations; S3, allowing the data acquisition master node of the regional dispatch to acquire in real time the data acquired by the county dispatches, allowing the county dispatches to acquire in real time the operation state of the regional dispatch, and judging whether partitioning and splitting operation state occurs according to the operation state of the regional dispatch; S4, if yes, judging networking condition between the regional dispatch and the county dispatches to process the data of the county dispatches. The method has the advantages that acquisition tasks can be evenly distributed to the different data acquisition nodes, excess load on the single data acquisition node is avoided, and the county dispatches can independently run in a short time to minimize the fault influence in case of occurrence of the partitioning and splitting operation state.
Owner:STATE GRID CORP OF CHINA +4

Cleaning system and cleaning method based on unmanned aerial vehicle

The invention relates to a cleaning system based on an unmanned aerial vehicle. The unmanned aerial vehicle comprises a fuselage. The cleaning system includes a cleaning assembly and a control assembly. And the cleaning assembly is arranged on the fuselage. The cleaning assembly comprises a liquid storage device, a gas storage device, a support pipe, a nozzle and a switch device. The liquid storage device and the gas storage device are arranged on the fuselage. The gas storage device is used for storing high-pressure gas. One end of the support pipe is fixed on the fuselage, and the other endof the support pipe is away from the fuselage. And the nozzle is arranged at the end part of the support pipe, away from the fuselage. The nozzle is connected with the liquid storage device and the gas storage device through a transport pipe. And the switch device is arranged on the transport pipe. The control assembly comprises a remote control device and a control circuit arranged on the fuselage. The control circuit is in communication connection with the remote control device. The control circuit is electrically connected with the switch device. According to the invention, the high-pressure gas is carried by the gas storage device, so that the heavy load of carrying an air compressor is avoided. Meanwhile, by utilizing the siphon principle, the high-pressure gas is used as the power for spraying the liquid in the liquid storage device, and the spraying force is large.
Owner:SHENZHEN POWER SUPPLY BUREAU

Method for reducing downlink control channel disturbance

The invention discloses a method for reducing downlink control channel disturbance. The method includes the steps that full coverage carrier waves special for providing network coverage are configured for all sectors respectively in advance, and the full coverage carrier waves of every two adjacent sectors are different; PDCCHs on the full coverage carrier waves of all the configured sectors transmit in a normal power mode, and PDCCHs on other carrier waves except the full coverage carrier waves of all the configured sectors transmit in a power reduction mode; after edge UE gets access to a network, a network side uses the full coverage carrier waves of the sector where the edge UE is located for configuring main carrier waves for the edge UE and sets the dispatch authorization mode as a cross-carrier-wave dispatch mode; after center UE gets access to the network, the non-full coverage carrier waves of the sector where the center UE is located are used for configuring main carrier waves for the center UE, and if aggregation carrier waves of the center UE comprise the full coverage carrier waves, the adoption of cross-carrier-wave dispatch is determined according to channel quality of the aggregation carrier waves and load conditions of the PDCCHs on the full coverage carrier waves. The method can reduce PDCCH channel disturbance among cells and achieve PDCCH load balancing under the condition of not affecting a service channel coverage range.
Owner:POTEVIO INFORMATION TECH

Active corner driving device and rotary car coupler

The invention provides an active corner driving device and a rotary car coupler. The device comprises a centering mechanism, the centering mechanism comprises a shell assembly, a centering disc and a piston assembly, the centering disc is arranged in the shell assembly in a pivoted mode, the piston assembly abuts against the circumferential wall of the centering disc, a sleeve, a protrusion, a notch and a cam are arranged on the centering disc, and the protrusion and the notch are symmetrically arranged on the two sides of the cam; the guide plate assembly is connected with the shell assembly and the sleeve and provided with an arc-shaped guide groove matched with the cam and the protrusion, and the protrusion is arranged in the arc-shaped guide groove; the driving mechanism is pivotally mounted in the shell assembly and comprises a cam plate assembly provided with a strip-shaped groove and a driving shaft assembly mounted in the strip-shaped groove; and the power assembly is connected with the driving mechanism. The power assembly pushes the cam plate assembly to rotate and extrude the piston assembly, the driving shaft assembly moves along the guide groove, and when the driving shaft assembly moves to make contact with the protrusion, the driving shaft assembly continues to move to push the centering disc to rotate. The centering disc is connected with a mechanical structure, and automatic rotation of the mechanical structure can be achieved.
Owner:CRRC QINGDAO SIFANG ROLLING STOCK RES INST +1

Air conditioner and self-cleaning control method thereof

The invention discloses an air conditioner and a self-cleaning control method thereof, and belongs to the technical field of air conditioners. The control method comprises the following steps: in response to the situation that the air conditioner meets the triggering condition of self-cleaning mode, the temperature difference value between the current indoor temperature of the indoor environment of each of indoor units to be cleaned and the corresponding target indoor temperature is determined; and according to a preset sequence rule and a plurality of temperature difference values, a sequencefor executing a self-cleaning mode by each indoor unit to be cleaned is determined. According to the air conditioner self-cleaning control method, the sequence of executing the self-cleaning mode bythe plurality of indoor units can be determined according to the preset sequence rule and the temperature difference value data calculated by each indoor unit, so that the problem of excessive load caused by simultaneously carrying out the self-cleaning mode by the plurality of indoor units can be avoided, the self-cleaning effect of the plurality of indoor units is guaranteed, and the protectioneffect on household appliance networking can be achieved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Data processing control device, image processing device, and live and record broadcast interaction system

The invention provides a data processing control device, an image processing device, and a live and record broadcast interaction system. The data processing control device comprises a lecture attending terminal statistic unit, an image processing device statistic unit, and a control unit. The lecture attending terminal statistic unit and the image processing device statistic unit are respectively connected with the control unit. The lecture attending terminal statistic unit is used for counting the number of connected lecture attending terminals and transmitting the number of connected lecture attending terminals to the control unit. The image processing device statistic unit is used for carrying out the statistics of the vacancy rate of all image processing devices and transmitting the vacancy rates to the control unit. The control unit is used for receiving to-be-processed data transmitted by a data obtaining apparatus, determines a corresponding first target image processing apparatus according to the number of the connected lecture attending terminals and the vacancy rate, and enables an image processing instruction and the to-be-processed data to be transmitted to the first target image processing apparatus.
Owner:SUZHOU CODYY NETWORK SCI & TECH
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