1444results about How to "Solve bottlenecks" patented technology

The invention relates to a method for separating and extracting stem cells from a placenta, umbilical cord or adipose tissue, which comprises the following process steps: firstly mixing the placenta, umbilical cord or adipose tissue and a cell maintenance fluid according to the proportion by weight of 2.5-4:1, putting the mixture into a tissue crushing barrel, adding collagenase after crushing, uniformly mixing, hatching at the temperature of 37 DEG C, filtering, adding a precipitator, sucking a supernatant fluid after settling, centrifuging, removing the supernatant fluid, adding concentrated cells into a liquid of diatrizoate sodium-ficoll 400#, then centrifuging, collecting 10-15 ml of intermediate cell layer, washing with the cell maintenance fluid, counting the collected cells, and providing the cells for clinical use when the cell survival ratio is more than or equal to 95 percent. The invention not only realizes the separation and the extraction of all stem cells from the placenta, umbilical cord or adipose tissue, but also realizes industrialized production, and enables doctors to conveniently, safely and canonically obtain the adult stem cells in clinic and use the adult stem cells for treating the diseases of patients as using medicaments, thereby solving the bottleneck problem of difficult obtainment of adult stem cells in clinic and popularizing a cell treatment technology.

The invention relates to a high-speed photoelectric subassembly and a flip chip structure thereof. The flip chip structure comprises an insulating substrate, a photoelectric conversion chip and at least one correlative electronic chip, wherein a flip surface of the photoelectric conversion chip is connected with the insulating substrate through at least one pad; a flip surface of the correlative electronic chip is connected with the insulating substrate through at least one pad; a high-speed transmission circuit is arranged between the correlative electronic chip and the photoelectric conversion chip; another high-speed transmission circuit is arranged between the correlative electronic chip and a high-speed electric signal port of a packaging apparatus; a periphery circuit of a chip is arranged among the photoelectric conversion chip, a correlative electric chip and other parts of the packaging apparatus; and the pads, the high-speed transmission circuits and the periphery circuit of the chip form a metal film circuit on the insulating substrate.

The invention relates to a topic crawler system based on social labels, which comprises a page acquisition module, a page processing module, a correlation calculation module, a storage module, a link extraction module and a link analysis module. The system makes full use of the social labels of web pages, utilizes the properties that the social labels are the acknowledged description on page contents and are closer to actual contents described by the web pages to judge the correlation of the web pages, and applies the correlation to a network topic crawler to guide the crawling direction of the crawler and provide high-quality webpage data contents for a topic search engine. The system well uses the network bandwidth resources to reduce unnecessary expenditure during web page acquisition, adopts different storage modes aiming at different requirements to reduce the consumption of IO, and adopts a multi-level cache mechanism to reduce blockage and improve the efficiency of the crawler. Under the support of the social labels, the system optimizes a crawler framework, and provides an optimal webpage data set for subsequent other processing flows of the topic search engine.

The embodiment of the invention discloses a data forwarding method and system, and a switch. The method is applied to the data forwarding system, the system comprises a first subnet and a second subnet, the first subnet comprises a virtual machine and is configured with a virtual gateway, the second subnet comprises a plurality of gateway entities, the method comprises the following steps: receiving a first data message carrying an IP address to a to-be-accessed target and an Mac address of the virtual gateway of the first subnet sent by the virtual machine by the switch; determining a target gateway entity matched with the first data message in the second subnet according to indication information of the first subnet and the first data message; and performing package according to the first data message, the Mac address of the target gateway entity and a network identifier of the second subnet to obtain a second data message, and forwarding the second data message to the target gateway entity. By adoption of the data forwarding method and system disclosed by the invention, the gateway performance and bottleneck congestion problems of North-South communication can be solved, and the waste of IP address of the service subnet in the prior art can also be avoided.

The invention discloses an intelligent fault diagnosis system for an ICNI system, which can improve the maintenance efficiency, carry out intelligent and automatic diagnosis and is applicable to the ICNI system. According to the technical scheme of the invention, a knowledge base and a management module thereof carry out standardization research and mathematical modeling based on a fault tree, an SQL Server database software framework is adopted, a relational database is used for building a logic relation among a fault phenomenon, a fault mode, a detection method, a historical case and a fault tree internal event to form the knowledge base; and a diagnosis information acquisition module interacts with an automatic testing system via Ethernet to acquire diagnosis data from the ICNI system and a testing instrument, a reasoning machine module adopts CBR and RBR hybrid diagnostic reasoning, after comprehensive judgment is carried out on the fault phenomenon inputted by the user, the field knowledge stored by the knowledge base and the diagnosis data from the automatic testing system, a reasoning method is automatically selected to carry out reasoning diagnosis on the fault, a reasoning process and a reasoning result are outputted to an explanation machine module, and a diagnosis report is generated.

The invention proposes an efficient duplicate removal method for repeated redundant data in a cloud storage system. The method comprises the following steps: multiple clients receive data uploaded by a user, take a data superblock as a data route unit, and extract route feature fingerprints for data route selection from the data; a metadata server and a data server cluster handle data route selection requests of the clients according to a route policy, wherein the data server cluster performs similar fingerprint matching on the route feature fingerprints to determine similar route nodes, and the metadata server determines a final data route address according to a load balancing policy; and the clients interact with corresponding data servers, and the data servers receiving similar redundant data perform efficient and quick duplicate removal on the redundant data. According to the method, the cloud storage system can achieve an efficient repeated redundant data removal effect while keeping high-performance, large-scale and high-throughput system properties, the disk utilization rate is increased, and the data management cost is reduced.

The invention discloses a drug combination network based drug combined action predicting method. The method includes: constructing a drug combination network (DCN), and utilizing the DCN to integrate drug synergism combination information, drug-target mutual action information and target protein-protein mutual action information; and mapping targets of two drugs on the DCN respectively, determining an adjacent group of combined acting drugs in the DCN, determining topological network features and biological function relation features of the adjacent group, integrating the topological network features and the biological function relation features of the adjacent group, determining a feature vector of the adjacent group based on integration, establishing a drug combined action effect predicting model based on a support vector machine (SVM), and adopting the support vector machine classification algorithm to predict whether combination of the two drugs generates synergic effects or not. By the method, combined effects of new drugs can be accurately predicted, and the drug combination network based drug combined action predicting method has important value to accelerate development of novel drug combined treatment schemes.

The embodiment of the invention discloses a distributed storage method and device, computer equipment and a storage medium. The method comprises the steps of grouping a to-be-stored file to form multiple data groups; forming at least three data fragments from all the data groups, wherein each data fragment comprises part of data groups, and each data group is added to at least two data fragments;distributedly storing all the data fragments in distributed storage nodes; recording a corresponding relationship between the data fragments and the data groups, and a corresponding relationship between the storage nodes and the stored data fragments; deleting the local to-be-stored file. According to the technical scheme, a user conveniently stores files in a distributed network to lower the storage cost, the privacy and safety of the stored files can be effectively improved, and thus an attacker is prevented from restoring original files.

The invention discloses a method and a device for treating garbage percolate, wherein the method comprises the steps of pretreatment, anaerobic treatment, membrane biochemical treatment, nanofiltration treatment, sludge treatment and the like; the device comprises a primary sedimentation tank (1) and an adjusting tank (2), the adjusting tank (2) is connected with an anaerobic reactor (3), the anaerobic reactor (3) is connected with a denitrification tank (4), and the denitrification tank (4) is communicated with a nitrification tank (5); and the nitrification tank (5) is connected with an ultrafiltration apparatus (6), and the ultrafiltration apparatus (6) is connected with a nanofiltration device (7). The method and the device achieve COD degradation of high-concentration wastewater so that the COD of high-concentration COD of 50,000 reaches about 50 after treatment and reaches the standard of industrial reuse water, thus the method and the device achieve zero discharge of the percolate, initiate a new attempt to treat high-concentration percolate, and fill up the domestic blank.

The invention discloses an application method of internet of things, an unattended self-service terminal, a turnover box device and a distribution vehicle which assist achievement of the application method of internet of things, and a method of achieving accurate logistics on the basis. The unattended self-service terminal, the turnover box and the method of achieving accurate logistics are capable of lowering logistics cost of matching service points such as merchants and manufacturers, besides, can overcome last mile bottleneck in logistics, and improve logistics distribution efficiency and logistics service quality to form an accurate logistics distribution mode, and consequently can provide common people with a life service which is complete, fast, convenient and traceable. The accurate logistics distribution mode is of great value to information construction of whole logistics industry and bringing convenience and benefits to people.

The invention discloses a modified electricity-larceny-prevention intelligent early-warning system and method, and belongs to the field of intelligent electric network informatization. The system comprises a data source module, a storage module, a diagnosis module and an early-warning module. According to the method, a large-data analysis model of the user electricity-larceny behavior probabilityis established, multi-dimension analysis is carried out, and suspected electricity-larceny users are accurately identified; the method is applied to electricity-larceny-prevention business, the bottlenecks that present manual electricity larceny prevention is large in monitoring workload, analysis workload and checking workload and low in accuracy are solved, and a reliable technical support is provided for primary electricity checking on the scene and electricity-larceny-prevention analysis and investigation work accurately and efficiently conducted by electricity-larceny-prevention workers.After configuration is set, manual interference is not required, the electricity-larceny behavior of an electrical power system is independently and accurately analyzed and early warned; the bottlenecks that present manual electricity larceny prevention is large in monitoring workload, analysis workload and checking workload and low in accuracy are solved, and the rationality and the accuracy of electricity net sources are improved.

The invention relates to an FPGA (field programmable gate array)-based power harmonic analyzer, belonging to the technical field of power electronics. The power harmonic analyzer comprises a sensor circuit and an AD sampling circuit as well as a data acquisition module, a data caching module, a data type conversion module, a windowing module, an FFT (fast Fourier transformation) computation module, an operational result storing and interruption generating module, a Nios II soft core processor module and an LTM (long-term memory) display module which are arranged in an FPGA. In the invention, harmonic acquisition and processing at the front end are realized by adopting hardware, thus the acceleration advantage of hardware is fully played; and the processed data is further calculated and controlled by utilizing the Nios II soft core processor in the FPGA, the process is completed on an on chip bus of the FPGA, data transmission is realized, and speediness of hardware design and control flexibility of the Nios II soft core processor are given full play.

The invention relates to a synthesized access system which realizes multi-information, multi-system, multi-traffic fusion based on EPON passive optical network and DVB, IPTV double mode set top box. The system includes synthesized access of loaded traffics of various type such as data network, telecommunication network, television broadcast network. The system communicates with local apparatus OLT of EPON optical network through apparatus such as switch, protocol conversion, and completes uplink and downlink load by three wavelengths of lamda1, lamda3, and lamda2 in one optical fiber applying WDM technique. OLT connects optical network unit ONU at user side through passive optical network structure. Different positions where ONU is located corresponds to positions optical fiber reaches in FTTX. ONU connects to high speed Ethernet switch, various user audio, data equipments and double mode set top box through various interfaces, and final access of two video traffic of DVB and IPTV is completed by double mode set top box, thus a synthesized traffic access system is composed.

The invention relates to the technical field of Internet of Things gateways, in particular to a protocol self-adaptive Internet of Things gateway system. The system comprises a hardware terminal, an edge intelligent gateway, an Internet of Things access platform and an Internet of Things application system. The hardware terminal is in communication connection with the edge intelligent gateway. Theedge intelligent gateway is in data communication with the Internet of Things access platform. The internet of things access platform and the internet of things application system are in data communication, the internet of things access platform is further in communication connection with an intelligent hardware terminal. The problems of difference management, autonomous cooperative management and equipment resource sharing of various kinds of equipment are solved, meanwhile, the data computing and processing capacity of the edge side is integrated, and internet platform construction is achieved.

The invention discloses a virtualization platform system based on distributed storage and an achieving method thereof. The virtualization platform system comprises a virtualization cluster and a distributed file system. The virtualization cluster is composed of a plurality of physical machines, each physical machine is deployed in the virtualization platform system, the distributed file system is composed of a plurality of distributed file system servers, and the virtualization platform cluster and the distributed file system are connected through a high-performance switch. The distributed file system is used for storing mirror image files of a virtual machine of a virtualization platform. Compared with storage modes of other traditional virtualization platforms, the virtualization platform system effectively solves the problems of disaster recovery and on-line capacity expansion in storage of the virtualization mirror image files and improves input-output (IO) throughput of the virtualization platform for reading and writing the mirror image files of the virtual machine.

The invention belongs to the technical field of information safety and relates to an authentication technology based on identifications, in particular to a single-point login system and a single-point login method which can be used for realizing safe single-point login among a plurality of application systems. The single-point login system comprises user key equipment and a login authenticating module which is arranged at the server end, wherein an identification private key or a composite private key is stored in the user key equipment; seed public key sets are stored in the server end and the user end; the user key equipment carries out interactive authentication with the login authenticating module at the server end when accessing a server; and the user key equipment is reformed so as to maintain an opening state after a PIN (Personal Identification Number) is input once, and the authentication work is automatically finished between the server end and the client end when the user accesses other application systems, therefore, the ideal effect of single-point login is achieved.

The invention discloses a data center, a method for processing data and a network controller. In the data center based on an SDN, a server generates a corresponding data packet according to protocols supported by the server; a switch receiving the data packet determines that the data packet is a first data packet in a data stream to which the data packet belongs, and the network controller generates a forwarding path according to the type of a data packet forwarding port; other data packets in the data stream to which the data packet belongs are forwarded through the generated forwarding path. According to the method, the type of the data stream is recognized according to the type of the data packet forwarding port, an optimal forwarding path suitable for the data stream is planned, different service grade qualities are matched for different data streams, the bottleneck of data transmission is avoided, and maintenance cost is reduced. Through the data center based on the SDN, the complexity of an original data center is lowered.

The invention discloses a comprehensive generating efficiency detection method suitable for a photovoltaic power station. Comprehensive detection is performed on key equipment of the photovoltaic power station such as a photovoltaic array, a combiner box, an inverter and a transformer as well as direct-current line loss and alternating-current line loss, the electric quantity loss and power loss values of each link are acquired, and comprehensive detection of the generating efficiency of the entire station is realized in combination with system efficiency. Moreover, the bottleneck of the generating efficiency of the entire station can be evaluated by comparing and analyzing the generating efficiency of the key equipment in each photovoltaic power generation link in the same time period, causes are analyzed, and the bottleneck problem is solved, thereby increasing the generating efficiency and generating benefit of the entire station.

The invention discloses a group flow media buffer proxy server system including a control joint and a buffer joint. The control joint is realized in the Linux kernel layer, including connection managing model, dispatching model, load collecting model and global substituting model. The buffer joint includes RTSP connection managing model, RTP meeting managing model, buffer managing model, load supervising model and global substituting model. The system uses the merits of the group system, upgrades the buffer space management and efficiency; the system realizes a buffer managing tactics based on the combination of prefix and suffix of logic segment, the tactics synthesizes the buffer technology and prefix buffer technology, upgrades the buffer managing efficiency greatly.

The invention relates to a multiple microbial straw composite full-effect granulated feed. The preparation method comprises that: straws of crops taken as main raw materials and natural animal and plant materials taken as auxiliary raw materials are subjected to fermentation, inoculation and implantation by microorganism active bacterial colonies, and animal satiation feeling and all-wave nutritional requirements are considered to research and develop the full-effect granulated feed. The nominal microorganism active bacterial colonies in the fermentation process can effectively enzymolyze and convert nutrient components of the main and auxiliary raw materials, and fully promote absorption of nutrient in intestines and stomachs of animals to accelerate growth of the animals. Proper microorganism beneficial bacteria in the animals can effectively strengthen autoimmunity of the animals and reduce usage of antibiotics and medical residue in the feeding process. The feed has low production cost, is nutritional and full-effect (does not need using any conventional grain feed auxiliarily), does not contain any chemical harmful agent, obviously improves the feeding effect by more than 30 percent, and accords with the conception of national 'Circular Economy Promotion Law'.

The invention discloses an RFID asset supervision system based on the internet of things. The RFID asset supervision system comprises a fixed asset core database, a fixed asset management platform, an RFID reader-writer and an electronic tag. The fixed asset core database and the fixed asset management platform are connected through mutual communication. The fixed asset management system comprises an article information initialization module, an inventory management module, an asset depreciation management module, a monthly and annular asset report module, an asset situation inquiring function module, a warehouse security management module, an article consuming and returning module, a relevant law and regulation performance module and an asset manager management module. The acquisition mode of asset inspection data is changed so that inspection efficiency is greatly increased. Meanwhile, asset form management is also additionally arranged so that omnibearing, reliable and high-efficiency dynamic data and decision basis can be provided for asset management work of enterprises and public institutions, the problem of asset management of the enterprises can be effectively solved and thus the enterprises are enabled to perform asset management more easily and effectively.

The invention provides a method and system for sending and processing service request messages and a client-side device. The method, system and the client-side device are beneficial to balancing service end loads, and ensuring that client-side requests can be processed reliably. The method includes the steps that a client-side selects a service server from a locally stored service server list according to a preset server weight, and then the client-side request messages are directly sent to the selected service server; under the condition that the selected service server can not be used, the client-side selects another service server again according to the preset service server weight, and then the client-side service request messages are directly sent to the another service server.