575results about How to "Lower build costs" patented technology

The invention provides an exchange and integration device and method based on a proxy cache adaptation model, relating to the field of data and application integration. The device comprises a message adaptation unit, a message cache unit and a message proxy unit, wherein the message adaptation unit is composed of a protocol conversion module and a data extraction module, the message cache unit is composed of a persistent configuration module and a metadata management module; and the message proxy unit is composed of a routing configuration module, a message proxy module, an event configuration module and a message queue management module. According to the device and the method provided by the invention, the data is decoupled from application integration process, the service construction difficulty is lowered, the construction cost is reduced, and the effectiveness of interactive messages among apparatuses is improved without performing secondary packaging and business-oriented treatment on data in the messages. The device provided by the invention can perform convergence on various different application apparatuses, carries out standardization treatment on interactive messages among various application apparatuses in a network and then supply the standardized messages to the related apparatuses, thereby avoiding the problem of message diversification in the network and simplifying the planning complexity of the network.

The invention provides a distributed-network automatic irrigation control system and an irrigation control method thereof, wherein the system carries out automatic irrigation control on agricultural, forest, commercial, industrial or urban green areas by using the combined technical means such as intensively setting and monitoring a distributed irrigation process by a central control computer, controlling the distributed irrigation process by a wireless terminal controller, a wireless network communication technique and the like; and in addition, the system also enables the data processing pressure of the central control computer to be decomposed by using a distributed irrigation control method which is implemented through the steps of intensively setting the irrigation process by the central control computer, and independently controlling each unit irrigation process by the wireless terminal controllers according to the setting, thereby avoiding a mass of real-time communication data transmission, ensuring that the system can smoothly carry out data processing and communication, improving the execution efficiency and management efficiency of the system, decreasing the construction requirements of system hardware and wireless communication networks, and enhancing the economical efficiency and feasibility of the system applied in large-scale irrigations.

The invention relates to a multi-sensor fusion-based visual navigation AGV system comprising a vehicle body. A remote ultrasonic ranging module and an image acquisition device are installed at the front side of the vehicle body; and near-field ultrasonic ranging modules are uniformly distributed at the two sides of the vehicle body. A GPS positioning module, a power supply module, a motor drive module and an upper computer are installed at the vehicle body. The AVG visual guiding method of the vehicle body includes a step that is executed by one time at a system initialization period or a phase one executed after setting condition triggering by the system and a phase two executed continuously at a system running period; and the phase one is an adaptive learning phase and the phase two is a road surface detection and road path planning phase. According to the invention, the system has the following advantages: manual guidance identifier laying is not required; the application of the system is flexible; the universality is high; the integrated construction cost of the AGV system is effectively lowered; the system is suitable for various complex road conditions and various weather conditions; and influences on road identification by factors like illumination, shadow, and lane lines and the like can be effectively eliminated by using the adaptive learning algorithm.

The invention provides a knowledge graph construction method and system. The method comprises the following steps: acquiring corpus information of at least one domain of a to-be-constructed knowledgegraph; carrying out word segmentation and part-of-speech tagging on knowledge text content fragments included in the corpus information to obtain the key words in the knowledge text content fragments;matching the key words with the domain ontology according to the preset rules to obtain the knowledge element instances in the knowledge text content fragments, the attributes of the knowledge element instances and the association relation between the knowledge element instances, wherein the domain ontology includes a domain topic, at least one model included in the domain topic, attributes of the model, and associations between the models, and the model includes at least one knowledge element instance; and constructing the knowledge graph according to the knowledge element instances in the plurality of knowledge text content fragments, the attributes of the knowledge element instances and the association relation between the knowledge element instances. The automatic construction of theknowledge graph is realized, the construction cost of the knowledge graph is reduced, and the construction efficiency and accuracy of the knowledge graph are improved.

The invention discloses a virtual server management system, a virtual server management method and a virtual server management device. In one technical scheme, the method comprises the following steps of: monitoring the running states of physical servers; and when the physical server in an abnormal running state is determined, controlling a virtual server running in the physical server to run in a physical server which stores image files of the virtual server and is in a normal running state. In the other technical scheme, the method comprises the following steps of: monitoring the running states of virtual servers running in the physical servers; and when the virtual server in an abnormal running state is determined, controlling the virtual server to run in a physical server which stores image files of the virtual server and is in a normal running state. Through the technical schemes, network resources are saved, and restart or migration efficiency of the virtual servers is improved.

The invention belongs to the technical field of biological fuel cells, and discloses a phycomycetes microbial fuel cell and a preparation method and application of the phycomycetes microbial fuel cell. The phycomycetes microbial fuel cell comprises an anode chamber, a cathode chamber, a transverse diaphragm, an anode, a cathode and an outer circuit, wherein phycomycetes, a culture solution and a carbon source are respectively installed in the anode chamber and the cathode chamber. In the operation process of the phycomycetes microbial fuel cell, operation is conducted by repeatedly converting the electrodes; in the whole operation process, with the help of synergistic effects of the phycomycetes, the effect that azo dye pollutants are degraded efficiently is achieved; the electrodes are alternately used for degrading the azo dye pollutants, therefore, the physiologically toxic effect on current-producing bacteria by the azo dye pollutants is eliminated, and continuous efficient current generation is realized; the phycomycetes is adopted as a biocatalyst for both the anode and the cathode, no metal catalyst is used for modification, no exogenous artificial mediator is added, aeration is not needed, therefore, the construction and operation cost of the microbial fuel cell is lowered, the sustainability of the microbial fuel cell is enhanced, and industrial amplified production of the microbial fuel cell can be conducted beneficially.

This invention discloses a micro controller with bus and intercommunicated nodes for multi-host communication system, which contains data transmission unit, receiving unit, asynchronous series communication interface, bus monitor check unit, priority mark transmission unit, bus priority arbitration unit, priority mark filter unit, data/address identifying unit, wherein the asynchronous series communication interface connected with a multi-host interface whose another end connected with said bus. Said invention not only realizes point-to-point multi-host communication among plurality of equipment but also does not increase the occupation to software and hardware resource of MCU, and reduces cost and raises efficiency.

A port on-site data acquiring, transmitting, sending and issuring system based on zigbee technology in the remote monitoring and controlling field of electromechanical equipment, comprises a wireless sensing network and a remote data server, wherein the wireless sensing network is distributed in a port working field, and can acquire working state data of the port field, collect the intra-network acquired data in a zigbee wireless manner, pack the collected data, and transmit to the remote data server via wired enterprise in-house network based on a transmission control protocol and an internetwork protocol. The remote data server can receive the data based on the transmission control protocol and the internetwork protocol, resolve the data according to the packed data transmission format, store the data in a database, and issue the data in a web service mode. The invention provides data support for monitoring application program development, failure pre-warning and equipment maintenance. In addition, the low-cost zigbee technology can reduce system complexity, and has good anti-interference performance, expandability and practicability.

The invention relates to a quick laser cladding device of flat metal parts. The quick laser cladding device comprises five modules, namely an electrostatic powder spraying device, a quick laser galvanometer scanning device, a gas protection module, a parts conveying module, and a parts fixing clamp. The quick laser cladding device has the advantages of low equipment building and operating costs, fast powder adding method, fast cladding speed, good cladding layer surface quality, accurate and controllable cladding layer thickness and the like. According to the quick laser cladding device, the system building and operating costs are reduced, the production efficiency is improved, and good cladding quality is also obtained. By adopting the method, the requirements of cladding the flat metal parts at low cost, large batch, high speed and high quality can be met.

The invention particularly relates to a double-channel optical performance testing device of an integrated waveguide modulator and a polarization crosstalk identification and processing method thereof and belongs to the technical field of measurement of optical devices. The double-channel optical performance testing device of the integrated waveguide modulator comprises a high-polarization stability wide spectrum light source, an integrated waveguide modulator to be detected, an optical distance demodulating device and a polarization crosstalk detecting and recording device. According to the device, the system structure is simplified and the testing function is enriched; the cost is reduced and the testing efficiency is improved; the double-channel optical performance testing device can be widely applied to a quantitative test of the optical performance of integrated waveguide devices with an extinction ratio greater than 80dB.

The invention provides an image matching type indoor positioning method with the assistance of a crowd sensing WiFi signal fingerprint. According to the method, preliminary positioning is realized by means of WiFi; and according to a preliminary positioning result, auxiliary image positioning is carried out. Therefore, image positioning complexity is reduced; and the real-time performance of the indoor positioning result is improved.

The invention discloses an artificial wetland system taking oyster shell-waste brick-zeolite as composite filler. The invention relates to a sewage treatment device, and discloses an artificial wetland ecological treatment device applicable to the treatment of various sewages such as domestic wastewater, livestock and poultry breeding wastewater and landfill leachate. The system disclosed by the invention comprises a vertical undercurrent artificial wetland device and wetland filler, wherein the wetland filler is implemented in a large particle size grading difference 'obverse and reverse particle size mixing' filling mode and taking oyster shell, waste bricks and zeolite which are large in specific surface area, good in nitrogen and phosphorus adsorption capacity and high in volume of organism holding, so that the sustainable, efficient and stable operation of an artificial wetland ecosystem is ensured. The artificial wetland system disclosed by the invention has the advantages of low cost, low energy consumption, high nitrogen and phosphorus removal efficiency, small land-occupied area, simple structure, convenient operation management and the like, is not easy to jam, and can be combined with ecological construction and urban greening functions.

The application provides a credit data interactive system and an interactive method; the credit data interactive system comprises an information acquisition module, a data processing module, a database, an information computation module and an interactive module. The information acquisition module is used for acquiring related information of network users through the network in an active or passive manner. The data processing module is used for classifying the acquired data and storing by using uniform format. The database is used for storing the processed data. The information computation module is used for scoring the data according to the set rule, and aggregating to obtain the score values of credit ratings of each network user. The interactive module is used for displaying credit reports on the network. The application can comprehensively and precisely calculate the credit ratings of each network user, and displays the credit ratings on the network, thus being convenient for reference.

The invention discloses an intelligent logistics full-course sensing system which comprises a cargo information system for recording cargo distribution information, a transportation terminal monitoring system for monitoring relevant information of a transportation terminal in the distribution process, a distribution information monitoring system for recording relevant information of cargo distribution results, and a logistics monitoring center, wherein the logistics monitoring center is used for receiving information transmitted by the cargo information system, the transportation terminal monitoring system and the distribution information monitoring system and displaying the information processing results. The intelligent logistics full-course sensing system, provided by the invention, controls the Internet of Things application system of cargo information within cargo transportation life cycle in real time through the Ethernet, the wireless sensor network, the Big Dipper/GPS satellite and other communication technologies, provides the basis for operation dispatching and security assurance, meets various demands for vehicle management, improves operating benefit, effectively reduces costs of people, vehicles and cargos, and increases the overall benefits of the transportation logistics industry.

The invention provides an electronic tour guide system and method based on the bluetooth technology. The system is used for providing scenic spot introduction for tourists and providing tourist management for a scenic spot. The system comprises an internet server, mobile phone program software, mobile phones having a bluetooth communication function, scenic spot marks having a bluetooth communication receiving and transmission function, and a management server for a scenic spot background control and coordination center, wherein the mobile phone program software is stored in the internet server, can be downloaded and installed by the tourists, and is used for controlling bluetooth communication and broadcasting corresponding audio tour guide files in accordance with identities (IDs) of the scenic spot marks; the scenic spot marks having a bluetooth communication receiving and transmission function are arranged in corresponding scenic spots, and are used for transmitting IDs of specific scenic spot marks and receiving and transmitting corresponding tourist data information; and the control and coordination center analyzes and processes the collected tourist information to correspondingly manage the tourists. The invention has the advantages of ultra low power consumption, stability, high interference rejection, low construction cost and the like.

The invention relates to a distributed urban environment noise real-time automatic monitoring system. The distributed urban environment noise real-time automatic monitoring system consists of a monitoring center and a plurality of monitoring nodes in a coordination mode. Each monitoring node is connected with the monitoring center through the Internet. Preprocessed noise data is transmitted to the monitoring center and is analyzed and displayed by the monitoring center. Node computers receive noise signals acquired by sound pressure transducers through sound cards. Node data management modules, LabVIEW node ends, NAS (Network Attached Storage) server management modules and node communication modules are all arranged in the corresponding node computers. The monitoring center is provided with a center computer. A noise data analysis module, a center data management module, a LabVIEW server, an urban noise GIS (Geographic Information System) display module and a center communication module are arranged in the center computer. According to the invention, the urban noise condition is displayed by a map unique visual effect, a visual, rapid and convenient noise monitoring interface can be provided, the cost is low, and the cost performance is high.

The invention provides a double-channel microwave signal automatic zeroing device for micro discharge effect detection. After forwardly/reversely coupled signals are input, the signals are divided by a bridge into two parts, wherein one part is transmitted to a power monitoring module to perform parameter monitoring, and the other part is transmitted to an amplitude modulation and phase modulation channel to perform zeroing; after the signals enter the amplitude modulation and phase modulation channel, the two channels of signals are adjusted by a digitally controlled attenuator to be consistent in amplitude according to power detection data; and after the two channels of signals are made consistent in amplitude, the signals pass through a digitally controlled phase shift and enter an in-phase combiner for signal synthesis, and signal phase adjustment is carried out with the help of a zeroing signal amplitude monitoring module. The reliability of the automatic zeroing device of the invention is improved exponentially, and the service life is prolonged exponentially. No additional power meter is needed, the system structure is simplified, and the reliability of the system is improved to a certain extent. Moreover, human operation error is avoided because of the automatic zeroing function, and the effectiveness of micro discharge effect detection is guaranteed.

The invention provides a verification system comprising a sales terminal and a server, wherein the sales terminal is used for collecting goods identification codes on goods as well as numbers and/or identification codes of information receiving tools of consumers and sending the goods identification codes as well as the numbers and/or identification codes of the information receiving tools to the server; the server is connected with the sales terminal and is used for receiving the goods identification codes and identification codes and judging whether the goods identification codes are corresponding goods verification information, if so, the goods verification information is sent to the information receiving tools of purchasers so that the consumers confirm the true and false of the goods according to the goods verification information. Correspondingly, the invention discloses a verification method. Through the technical scheme of the invention, the anti-fake performance of goods can be effectively improved, counterfeit and shoddy products can be suppressed, and meanwhile, the true and false verification process of the goods is simplified and more convenient and powerful guarantee is provided for the life and property safety of the consumers.

The invention provides a method for realizing edge control in an Internet of Things gateway. The method is provided with a system architecture composed of a cloud server and an Internet of Things gateway. The cloud server is used for configuration management, state monitoring and remote control of the Internet of Things gateway, the controlled equipment and the sensor; the Internet of Things gateway is used for realizing protocol conversion, data analysis and edge control functions in a control process, the Internet of Things gateway comprises a controller part and a collector part, and the controller part comprises a control configurator, a control scheduler, an input device, a control machine and an actuator. According to the method, a parameterized control algorithm is built in an Internet of Things gateway; The control logic is placed in the Internet of Things gateway close to the controlled device, the specific device is dynamically bound through the configuration means, differentcontrol instructions are called, and therefore universal device control on the edge side is achieved on the basis of the Internet of Things gateway, real-time control and remote control over the device can be facilitated through the method, expandability is high, and remote control is convenient.

The invention relates to an organic matrix fish and vegetable disjunctive symbiosis mixed planting and breeding system. The system comprises an aquatic breeding area, a matrix processing area and a planting area, wherein the aquatic breeding area comprises a fish pond, a multistage precipitation separation device and a nitration bed; breeding waste water in the fish pond enters the multistage precipitation separation device and is filtered; precipitated and separated solid organic matter enters the matrix processing area and is processed; filtered clear water enters the nitration bed for nitrating treatment; the clear water subjected to nitrating treatment of the nitration bed flows into the fish pond and the planting area; planting matrix produced in the matrix processing area enters the planting area; after the planting period is ended, waste planting matrix produced in the planting area is discharged into the matrix processing area again for treatment. By adopting the system, the yield and quality of plant cultivation are improved, the problems of too high nutrition concentration and salt enrichment of water in the aquatic breeding system are solved, the investment cost of nitration matrix is lowered, the construction cost of the fish and vegetable symbiosis system is lowered, and the sustainable developing aquatic breeding and planting production mode is realized.

The invention relates to a tracking navigation system and a tracking navigation method. The tracking navigation system comprises a target terminal and at least a tracking terminal. The target terminal comprises: a GPS receiving module and a first processor, which are used for receiving and processing a GPS positioning signal in order to generate an analog GPS positioning message of the target terminal; a first radio communication module. The tracing terminal comprises: a second radio communication module and a second processor, which are used for receiving and processing the analog GPS positioning signal; an output unit used for outputting said processed analog GPS positioning message. By applying the tracking navigation system and the tracking target terminal method, the mobile communication can be used for imitating the GPS signal of a dynamic target terminal as a another GPS satellite signal of dynamic tracking terminal, so as to reproduce or real-time tracking the movement of the target terminal according to the imitating GPS signal to realize the tracking navigation.

The embodiment of the invention provides a method for obtaining a network address and a fiber channel over Ethernet (FCoE) target and a communication system. The method comprises the following steps that: according to a network registration request sent by an FCoE initiator, whether the FCoE initiator has a network address in an FCoE network is determined; if not, the network registration request is forwarded to an FCoE forward (FCF); And a network registration request response message from the FCF is received, and the response message is returned to the FCoE initiator that sends the network registration request, wherein the network registration request response message includes the network address in the FCoE network of the FCoE initiator. Therefore, the FCoE initiator can successively obtain the network address in the FCoE network on condition that the present FCoE initiator and the present FCF are not changed, so that the investment of a client on the present FCoE initiator and the FCF is protected, and the network construction cost is also saved.

The invention discloses a highway dangerous rock wireless monitoring and early-warning system, which comprises a plurality of low-power-consumption integrated wireless point type clinometers, a system main control device, a remote management center, a GPRS cloud server, a sound and light alarm system, an on-site RF wireless remote control transceiver, a lead-acid storage battery and a solar cell panel, wherein the remote management center is composed of a monitoring host and data management system and a GPRS DTU; and the sound and light alarm system is composed of a sound and light alarm warning billboard and text lamp light warning billboard. The highway dangerous rock wireless monitoring and early-warning system establishes a wireless sensing network and an on-site sound and light alarm control network based on a ZigBee wireless communication manager, forms a remote early-warning and remote control network based on GPRS, achieves on-site manual wireless control based on an RF wireless communication technology, is a system structural design based on three kinds of wireless communication technologies, provides the possibility of low power consumption of the on-site devices, and brings great convenience for on-site installation and deployment as well as manual operation of the devices.

The invention provides a trajectory information processing device and method. By using the trajectory information processing device, different position points in moving trajectories of one or more mobile terminals are matched, the position points with matched positions are determined, and a trajectory map is synthesized by using the matched position points and trajectory information. The trajectory information processing device can be used for automatically generating an electronic map and further analyzing a foot passenger distribution characteristic, a user behavior characteristic and other factors in a region so as to provide analytical data with reference values and the like for business management activities. In addition, by using the trajectory information processing device and method, the synthesized trajectory map can also be used for navigation service, the operations of artificially modeling the environment or inputting map data in advance are not needed, the labor and time consumption caused by artificially modeling the environment or inputting the map data in advance in the existing navigation technology is avoided, the construction cost of the electronic map is reduced, and the efficiency and accuracy of the navigation service are increased; and the trajectory information processing device and method have favorable real-time performance and expandability.

The invention discloses a streaming media live broadcast recording redundant hot-standby method. The method comprises the steps that code streams coded by live broadcast coders are synchronously input into master and standby networks; live broadcast channels are released and input source information is configured through a background management system; a streaming media controller controls recording task controllers to start or stop live broadcast recording tasks through an API interface according to a master and standby hot-standby mechanism; when the recoding task controllers start the live broadcast recording tasks, recording and distributed storage are carried out on the accessed code streams of the live broadcast coders, and heartbeat message information is sent to the streaming media controller periodically; and the streaming media controller monitors the states of all live broadcast recording tasks, and the distributed storage is carried out on the state data of the live broadcast recording tasks. The invention also provides a streaming media live broadcast recording redundant hot-standby system. Through application of the technical scheme provided by the method and the system, the redundant hot-standby can be realized rapidly, the efficiency is improved, and the cost is reduced.

The invention provides a contact-type wireless cardiac electricity measuring device, which belongs to the field of household medical instruments. The contact-type wireless cardiac electricity measuring device integrates contact electrode technique with Bluetooth technique, is a contact-type Bluetooth cardiac electricity measuring device characterized in that the device meets the need of immediate electrocardiograph (ECG) measurement, can be used at home with low cost and convenient and rapid operation, and can transmit ECG data to a Bluetooth mobile phone which in turn sends the ECG data to a medical service center in time. The device comprises a SCM (6) connected with a data memory (7), a Bluetooth module (8) and a display unit (9) respectively through the serial interfaces inside the SCM; a cardiac electricity measuring circuit (3) with a signal input terminal connected with the SCM (6) through a DAC (5) inside the SCM and a signal output terminal connected with the signal input terminal of an ADC (4) inside the SCM (6); a first electrode (1) and a second electrode (2) respectively connected with the signal input terminal of the cardiac electricity measuring circuit (3), and a keyboard (10) connected with an I/O interface inside the SCM (6).

The invention discloses a method for optimizing Pareto multiple target deployment of an industrial wireless sensor network, and relates to the field of industrial automation and intelligent computing. A new communication model is defined for the two-layer cluster structure industrial wireless sensor network commonly used in the industry, the method for optimizing the Pareto multiple target deployment is provided, the cluster head node deploying position is optimized through the Pareto human study optimization algorithm, and the multi-objective optimization of reliability, real-time performance, economical efficiency and expansibility of the industrial wireless sensor network is achieved by providing redundant cluster heads, optimizing and limiting the hop count to a base station from a sensor node, reducing the number of the cluster heads, balancing the cluster head charge number, and reserving network access ports needed by mobile nodes and upgrading and maintaining of a system.