240results about How to "Reduce resource utilization" patented technology

This invention relates to a flow media transmission system speed control method, which disclose how to fully use of network wide band and how to control video technique of media video play system. The invention sets buffer occupancy rate B through receiving end and sends back B to the sending end through data channel, wherein the sending end adjusts the code rate increasing Step R and decreasing parameter alpha according to the B network package losing rate.

According to a first aspect of embodiments herein, the object is achieved by a method in a method in a network node for handling beacon signal transmission. The beacon signal transmission is for discovering devices for Device to Device, D2D, transmission. The network node is associated with a cellular communications network. The network node obtains (1401) information from a number of master devices within a specific area comprised in the cellular communications network. The respective information comprises information about location and capability of D2D transmission of the respective master devices. The network node then decides (1403) properties for beacon signal transmission from a first master device. The deciding is based on the obtained information, and the number of master devices within the specific area.

Systems and methods for monitoring uterus contraction activity and progress of labor. The system of the subject invention can comprises (1) a plurality of sensors; (2) an amplifying/filtering means; (3) a computing means; and (4) a graphical user interface. Accurate clinical data, which can be extracted and provided to the user in real-time using the system of the invention, include without limitation, progress of labor, prediction and monitoring of preterm labor, and intrauterine pressure prediction. In a preferred embodiment, the system of the invention includes an intelligence means, such as a neural network system, to analyze and interpret clinical data for use in clinical diagnosis as well as delivery strategy.

It is desirable to drive down the complexity involved in developing the wireless application by reducing the need to do any explicit coding, as well as reducing device resources utilized by the application when provisioned. Having an intelligent wireless device runtime environment (Device Runtime) that provides a set of basic services to manage the wireless application as a series if application components, and their interactions, can simplify the development effort and reduce resource allocation. The wireless application is described as a set of components. The data domain for this category of applications is defined using atomic data components. The communication between the device and a server is defined using atomic message components. Both message and data components are described in metadata using a structured definition language such as XML. The relationships between the message and data components are embedded in the XML definitions in the form of message/data mappings. Typically, outgoing messages are derived from some underlying data component and incoming messages affect the current state (or data representation) of the application. It is therefore apparent that the metadata defined mapping relationship is preferable between the expression of data and message components.

Methods, systems, and computer programs are presented for allocating CPU cycles and disk Input/Output's (IOs) to resource-creating processes based on dynamic weights that change according to the current percentage of resource utilization in the storage device. One method includes operations for assigning a first weight to a processing task that increases resource utilization of a resource for processing incoming input/output (IO) requests, and for assigning a second weight to a generating task that decreases the resource utilization of the resource. Further, the method includes an operation for dynamically adjusting the second weight based on the current resource utilization in the storage system. Additionally, the method includes an operation for allocating the CPU cycles and disk IOs to the processing task and to the generating task based on their respective first weight and second weight.

The invention provides a virtual machine deployment method oriented to side channel attack defense of a cloud computation environment. The virtual machine deployment method comprises the following steps of: (1) user resource pool mapping based on number of virtual machines; (2) computation of user credibility; (3) user resource pool mapping based on credibility; and (4) deployment of the virtual machines. Due to adoption of the virtual machine deployment disclosed by the invention, the co-residing rate of the virtual machines in a system can be reduced by about 30 percent, and the resource utilization rate is reduced by about 5 percent; the isolation strength of a user virtual machine executing environment is effectively enhanced by reducing the co-residing rate of the virtual machines; and the virtual machine deployment method disclosed by the invention has the capability of effectively improving the side channel attack defense power of a cloud computation system and does not excessively lose resource utilization rate.

A push proxy server for pushing data to a wireless device having a coverage state of online or offline. The push proxy server comprises a coverage state detector, memory, a data store, and a transceiver. The coverage state detector determines the coverage state of the wireless device. The memory stores a coverage state indicator for indicating the coverage state of the wireless device. The data store stores the data to be pushed to the wireless device when the coverage state indicator indicates the wireless device is offline. The transceiver transmits the data to the wireless device when the coverage state indicator indicates the wireless device is online. A method for implementing the push proxy server is also described.

A large-scale intelligent control system for the combined transmission of wind power and thermal power comprises a control center station, a control master station, a control substation, a wind farm control execution station and a thermal power plant control execution station, wherein the control center station is connected with the control master station through a special fiber channel; the control master station is connected with the control substation through a special fiber channel; and the control master station is connected with the control execution stations through a special fiber channel. A central processing unit of the control center station is installed with active power optimization method software for achieving the combined transmission of the wind power and the thermal power. Using the existing commercial software, the method can calculate the active power requirement of the section for combined transmission of the wind power and the thermal power in each operation period under various kinds of operation modes so as to reasonably arrange the planned power curve of units. During operation, the method can send the active power requirement of the section according to the ultra-short period wind power prediction result in each fixed period, and can optimize the power generation capacity of the wind power units and the thermal power units while considering the regulation characteristics of the wind power units and the thermal power units. The method can effectively reduce the active power fluctuations, which facilitates the safety and stability of the system so as to maximally utilize the wind power.

The present invention relates to the field of network information acquisition, and provides a volunteer computing based multi-tenant professional cloud crawler. The crawler comprises a user management client for defining a crawler task, submitting the crawler task, setting a crawler parameter, checking a crawler running condition and acquiring crawled data, and further comprises a crawler server end for implementing scheduling of the crawler task and processing of the crawled data, and a crawler acquisition client for acquiring internet site data and collecting information of a network bandwidth rate of a running host; the crawler server end comprises distributed scheduling and distributed processing, wherein the distributed scheduling achieves scheduling of the crawler task, management of crawler client resources and reception of data returned from a crawler client; and for the distributed processing, a distributed data processor consumes data in a message queue in real time and processes data in a streaming manner. The crawler provided by the present invention improves the utilization rate of user idle resources, saves the cost for developing a crawler system by a user, and realizes fair sharing of resources.

The invention provides a multi-phase filter digital channelization realization method. The method comprises the following steps: (1) firstly quantizing an intermediate frequency signal as a digital signal through a digital/analog converter, and decreasing the digital signal to a baseband signal through a digital down-conversion module DDC; and (2) setting a sampling frequency fs, dividing into D sub-channels, performing D-times extraction at the front end of a multi-phase filter, enabling the extracted signal to enter the multi-phase filter to be filtered. The frequency band can be divided into multiple independent sub-band channels by using the digital channelization technology, the parallel computation can be realized among various sub-band channels. A computer simulation result verifiesthe correctness of the efficient structure. And meanwhile, the structure design is realized by using a FPGA, and the multi-channel parallel operation advantage is sufficiently reflected.

The invention discloses a video image processing method, a device and equipment. The method comprises determining an average chrominance saturation level and an average luminance contrast ratio of an original image according to luminance components and chrominance components of pixels of the original image; comparing the determined chrominance saturation level with a set saturation enhancement threshold to determine a chrominance saturation adjustment amount, and comparing the determined the average luminance contrast ratio with a contrast enhancement threshold to determine a luminance contrast adjustment amount; generating a mapping table containing the chrominance components and the luminance components after the pixels are enhanced and adjusted according to the chrominance saturation adjustment amount, the luminance contrast adjustment amount and a set intensity control coefficient; and adjusting the chrominance and the luminance of the pixels of the original image according to the mapping table to obtain an enhanced target image. According to the video image processing method, the device and the equipment, the chrominance saturation and the luminance contrast ratio of the image can be adjusted automatically according to the luminance and the chrominance of the original image to obtain a good video display effect.

The invention discloses a bagasse pretreatment method. The bagasse pretreatment method comprises the following steps of: drying, crushing and screening the bagasse, then pretreating the bagasse by using sodium hydroxide and hydrogen peroxide to obtain the pretreated bagasse. According to the pretreated bagasse material, the maximum removal rates of the hemicellulose and lignin respectively reach 78.18 percent and 94.56 percent, the maximum enzyme hydrolysis rate of the cellulose is 64.37 percent, and the enzymolysis efficiency is improved by 60.67 percent compared with that of untreated raw bagasse. Therefore, the pretreatment method breaks through wrapping of the hemicellulose and lignin to the cellulose, the hydrolysis rate of the cellulose is increased, the enzymolysis resistance property of the bagasse is improved, the obtained bagasse material can be used for converting high added value products, such as ethanol through microbial fermentation after being subjected to enzymolysis, and thus biomass resources, such as bagasse are effectively utilized.

The invention discloses a file data transmission device and method used for a cloud storage system. The file data transmission device comprises a data server and a server side. A virtual machine monitor operating on a server side constructs a sealed computing environment according to the requirements, and returns the admission information of the sealed computing environment to a client side. A user automatically constructs a second secret key, and transmits the encrypted second secret key to the sealed computing environment, and the sealed computing environment obtains the second secret key through deciphering. The file data is encrypted according to the second secret key so as to form data stored in a cloud side. The sealing computing environment can obtain the second secret key through deciphering and then decipher the encrypted file data, and the file data deciphered according to the fist secret key is then encrypted so as to be transmitted to the client side. By utilizing the technical scheme provided by the invention, the file data is in a encryption state in the entire data transmission process, the sealed computing environment can decipher and encrypt file data in a sealing state so as to further enhance the privacy of the data of the user.

The invention belongs to a screener and a screening method for screening information tending to enter a detection system in the technical field of network safety. The screener adopts a functional module architecture device which is formed by modulating the F P G A logical resource and includes data aggregation, packet and payload separation, screening of suspected threat data packet in a network layer and a transmission layer, output processing, preprocessing, screening of suspected threat data packet in an application layer, and software and hardware interfaces; and the screening method includes aggregation processing, separation processing, screening of suspected threat data packet in the network layer and the transmission layer, output processing, data packet preprocessing and screening of suspected threat data packet in the application layer, and finally sends the data packet containing the suspected threat information into an intrusion detection system. The screener has the advantages of compact design and strong processing capability, the load of the intrusion detection system can be greatly reduced when the screener is matched with the intrusion detection system, and the invention increases the detection efficiency and the utilization ratio of the detection system, expands the range of detection, reduces the running cost, guarantees the safe running of the network, etc.

The invention discloses a steel wire rope picking waste acid and high zinc and lead-containing sludge co-disposal system and process and belongs to the technical fields of environmental protection and wastewater treatment. The steel wire rope picking waste acid and high zinc and lead-containing sludge co-disposal system disclosed by the invention comprises a mud acid stirring and dissolving device, a lead and zinc removal device, a flocculating agent preparation device, a hydrogen sulfide absorption device and a lead and zinc precipitation separation device, wherein the mud acid stirring and dissolving device is connected with the lead and zinc removal device through a pipeline; and the lead and zinc removal device is connected with the flocculating agent preparation device, the hydrogen sulfide absorption device and the lead and zinc precipitation separation device through pipelines. The steel wire rope picking waste acid and high zinc and lead-containing sludge co-disposal process disclosed by the invention comprises the following steps: stirring and dissolving mud acids, removing lead and zinc, preparing polyferric flocculants, purifying hydrogen sulfide tail gas and performing lead and zinc precipitation separation. According to the invention, steel wire rope picking waste acid and high zinc and lead-containing sludge co-disposal can be realized, the elements such as zinc and lead can be effectively removed, and industrial products with high additive values are prepared.

The invention discloses a network structure on a non-blocking optical section and a communication method thereof, and mainly solves the problems that information waiting time delay in a network is large and the network is blocked on the existing optical section. The network structure comprises 64 processor cores and 64 optical routers, novel non-blocking optical routers are used in the network, and the optical routers are interconnected to form an optical router network in a novel mode. The communication method comprises the following steps: (1) establishing a coordinate system; (2) determining the parameters: a source processor core coordinate, a target processor core coordinate and a wavelength used for sending optical information; (3) sending the optical information; (4) transmitting the optical information in the optical router network; (5) judging whether the optical information reaches the target optical router or not; and (6) receiving the optical information. The invention has the advantages of small communication time delay, not blockage in the network and large throughput, and is suitable for the interconnection and communication between network processor cores on the optical section.

The invention relates to a preparation method of a reed-based biochar adsorption material. The preparation method is technically characterized by comprising the following steps of cleaning the reed stalk, drying and crushing; soaking the crushed reed stalk into a KOH (potassium hydroxide) solution to activate, and drying; putting the dried crushed reed stalk into an atmosphere furnace, and performing oxygen-free high-temperature cracking under the nitrogen or inert gas protection atmosphere; after high-temperature cracking treatment, cooling to room temperature, and cleaning the cracked material to be neutral by an acid solution, so as to prepare the reed-based biochar adsorption material. The preparation method has the advantages that the problems of pollution to environment and waste ofresources due to irresponsible disposal of the wetland plant wastes are solved; compared with the prior art, the specific surface area is large, the pollutant adsorption ability is strong, the environment-friendly value is greatly increased, and the resource utilization of the wastes is realized.

The invention relates to a digital micro-mirror control method suitable for an atomic fluorescence chromatic dispersion detection system. The method comprises the following steps: choosing the control mode of a digital micro-mirror from three modes: an automatic control mode, a whole spectrum selection mode, and a single waveband selection mode; choosing the automatic control mode, when the element to be detected is a specific element, and controlling the digital micro-mirror to turn over according to the preset digital micro-mirror control parameters; choosing the whole spectrum selection mode, when a sample to be detected is subjected to whole spectrum detection, and controlling the digital micro-mirror to turn over according to the default values of the preset digital micro-mirror control parameters or manually-input preset values; choosing the single waveband selection mode, when the detection is carried out under a self-defined waveband, and controlling the digital micro-mirror to turn over according to the manually-input digital micro-mirror control parameter set values. The provided method has the characteristics of simple command structure, rapid control speed, and little resource utilization, and is capable of carrying out high-speed and stable atomic fluorescence chromatic dispersion detection on different elements with different characteristics for many times.

A ceramsite proppant for a well producing coalbed methane from coal gangue and a preparation method thereof belong to the technical field of ceramic materials and proppants for coalbed methane fracturing construction propping. The proppant comprises coal gangue and bauxite and is characterized by comprising according to percent by weight: 80-90% of coal gangue and 10-20% of bauxite; and the ceramsite proppant 20-40 mesh in particle size is obtained by: grinding the coal gangue and the bauxite respectively to target mesh size less than 325 mesh in particle size so as to obtain starting powder; mixing well the starting powder to obtain mixed powder; adding a temporary binder to the mixed powder, and granulating in a granulator; drying spherical granule blanks, and screening sequentially with a 18-mesh screen and a 40-mesh screen to obtain spherical granule blanks; sintering the screened blanks, cooling with the furnace to room temperature, and screening the blanks sequentially with a 20-mesh screen and a 40-mesh screen. The ceramsite proppant prepared herein enables reduced exploitation cost of coalbed methane, resourceful utilization of coal gangue waste and reduced solid waste accumulation and environmental pollution.

The invention discloses a method and a device for integrating television application modules. The method comprises the following steps: establishing a thread for acquiring key events; acquiring the key events according to the thread; judging the types of the key events, enabling the types to comprise valid key events and invalid key events; filtering the invalid key events according to judgment results, and transferring the valid key events to the application module so as to enable the application module to actuate corresponding operations. The device for integrating the television application modules is further disclosed. The method and the device for integrating the television application modules can improve the openness and transportability of a product so as to improve development efficiency.

The invention discloses a mapping method and a mapping device, which relate to the technical field of computers. A specific implementation manner of the mapping method comprises the steps of: predicting a pose of a particle at a current moment according to a motion model and a pose of the particle at a previous moment; taking the pose of the particle at the current moment as an initial pose, scanning and matching acquired observation data and a map corresponding to the particle in the corresponding pose to obtain a corrected pose of the particle and an updated map; connecting points determined to be obstacles in the updated map, and performing morphological filtering and connected domain analysis on the updated map after connection to obtain an optimized map. After the mapping method obtains the updated map based on a motion model and the observation data, the morphological filtering and connected domain analysis are performed on the updated map, and points at which the obstacles are detected to be disconnected on the map.

The invention discloses a method and a device for controlling request volumes of clients and relates to the technical field of information processing. The method comprises steps as follows: counting the accepted request volumes of the clients and the refused request volumes of the clients within preset time according to received business requests sent by the clients; allocating quotas for the clients according to importance degrees of the business requests of different clients, wherein the quotas show proportions of the request volumes of the clients in the rated request volume of a server; determining the current load of the server according to the accepted request volumes of the clients or the refused request volumes of the client, the quotas allocated to the clients as well as the rated request volume of the server or the total request volume received by the server within the preset time; sending the current load of the server to the clients. The method and the device are applicable to control on the request volumes of the clients.

The invention relates to a method for recovering germanium from germanium-containing smoke dust, in particular to a method for leaching the germanium-containing smoke dust by using sulfuric acid and sodium hydroxide sequentially and recovering the germanium from the germanium-containing smoke dust by hydrochloric acid distillation, and relates to the technical field of wet-process metallurgy. The method is realized by processes of leaching by the sulfuric acid twice, leaching by the sodium hydroxide twice, neutralizing leachate, performing evaporating and concentrating, chloridizing and distilling, preparing germanium dioxide and the like. In the method for recovering the germanium, the recovery rate of the germanium is more than 93 percent, so the successful study of the method has a great positive significance for the solving of problems of low recovery rate, high recovery cost and low resource utilization rate of the germanium in the germanium-containing smoke dust, a problem that distillation residues are needed to be processed repeatedly and a problem that environmental pollution is serious and the like.