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Vehicle real-time information system based on the third-generation mobile communication

The invention relates to a vehicle comprehensive information system based on the third-generation (3G) mobile communication, comprising a server and a vehicle-loaded terminal communicating with each other via a 3G network. The vehicle-loaded terminal comprises a vehicle bus interface module, a 3G mobile communication modem module and an embedded-type control module, and the server comprises an information receiving module, an information storage module, a function module and an information issuing module. The vehicle bus interface module is accessed to an inside control bus of a vehicle through an OBD interface, obtains the vehicle running information and transmits the information to the embedded-type control module; the embedded-type control module obtains and processes the vehicle running information and communicates interactively with the server through the 3G mobile communication modem module connected with the embedded-type control module; the information reception module receives the information of the vehicle-loaded terminal transmitted by the 3G network; the information storage module stores the information of the information receiving module and the application information; the function module is used for realizing the application functions of vehicle positioning, map navigation, real-time path plan, theft prevention of vehicles and the like; and the information issuing module is used for transmitting information provided by the server to the vehicle-loaded terminal.
Owner:赵阳 +2

Central air conditioner intelligent control system based on wireless sensor network and method

The invention discloses a central air conditioner intelligent control system based on a wireless sensor network and a method, and belongs to the technical field of central air conditioner control. The central air conditioner intelligent control system comprises an intelligent information management center, wireless communication devices, a central air conditioner information monitoring and control module, a room information monitoring and control module and the like. The invention adopts the method that the central air conditioner intelligent control system is used to monitor information, build a data base, calculate current load of the system, and realize advance, accurate and optimized control of a central air conditioner system by combining a short-term loading forecasting method based on similar dates and fuzzy control technology, as well as taking the temperature variation of supply/return chilled/cooling water of a central air conditioner as the manipulated variable. The central air conditioner intelligent control system has the characteristics of great communication capacity, guaranteed communication quality, powerful network functions, wide monitoring range and extensive control quantity of the central air conditioner system, optimized control, high control accuracy, good energy saving effect and the like, and can be widely used in energy-saving optimizing control of various buildings, and is particularly suitable for energy-saving optimizing control of central air conditioners of intelligent buildings.
Owner:CHONGQING UNIV

Full-automatic library service station and operation method thereof

InactiveCN101908251AUnderstand the status of the collectionAnti-smashGripping headsCash registersLibrary cardLibrary services
The invention provides a full-automatic library service station and an operation method thereof. The service station comprises a computer, a displayer, a printer, a keyboard, a library card reader, an identification card scanner, a library card transaction unit and a mechanical conveying device, wherein the computer serves as a main control unit; the displayer and the printer serve as information output units; the keyboard serves as an information input unit; the library card reader and the identification card scanner serve as information input equipment; the library card transaction unit is connected with the computer; the mechanical conveying device is controlled by the computer; the service station main body is a sealed cabinet body which comprises an operation platform and book shelves; the displayer, the keyboard, the printer, the library card reader, the identification card scanner and the library card transaction unit are positioned on the operation platform which is also provided with a book inlet and a book outlet; book separation columns are formed on the book shelves by clapboards; each book separation column corresponds to a piece of position information; under the control of the computer, the conveying device conveys books between the book inlet, the book outlet and the shelves by manipulators arranged per se.
Owner:东莞市树煜智能图书设备科技有限公司

Multi self-governing system router level topology processing system and method

The invention discloses a multi-autonomous system router level topological treatment system and a method. The system comprises at least one BGP border router and a plurality of single-autonomous systems, and also comprises a routing information gathering probe used for establishing an equal relationship conversation with the BGP border router in the network to gather a BGP route updating message in the network and sending the gathered routing information updating message to an analyzing and processing unit, the analyzing and processing unit used for analyzing and processing the BGP route updating message gathered by the information gathering probe and the OSPF route updating message gathered by the single-autonomous system and also used for updating the information database and ensuring the topologies generated by the single-autonomous system to be connected as an integrated router level topology. The multi-autonomous system router level topological treatment system and the method is based on the construction of the routing message and the update of the router level topology to ensure that the connection relationship of the topology and the router in the network can keep consistent, and the influence to the network can be reduced.
Owner:JIANGSU ZHONGLI ELECTRONICS INFORMATION TECH CO LTD +1

Internet user behavior analyzing and early-warning system and method

The invention relates to an Internet user behavior analyzing and early-warning system and method. A data packet acquisition module acquires a complete network data packet and stores the complete network data packet into a data storage server, data are retrieved and filtered through a data packet mining module, the data obtained through filtering are classified according to different classifications, and the effectiveness of the classified data is guaranteed. The classified data obtained through the retrieval are matched with early-warning conditions stored in a matching template, the behaviors of a user for using the Internet can be analyzed, and the harmfulness of the behavior of the user for using the Internet is automatically judged. Through a matching template automatic generating module of the system, a template database can be intelligently updated through combination of manpower and machines, the timeliness of the matching template is guaranteed while manual cost is reduced, and the method for judging the behaviors of the user for using the Internet is different from a traditional fixed calculation method. The matching results of detailed data of the user for using the Internet in all the classifications are collected and fed back, and thus network monitoring personnel can perform first-time early warning on network harms to happen.
Owner:孙伟力

Non-intrusive PLC abnormality detection method based on power consumption analysis

The invention discloses a non-intrusive PLC abnormality detection method based on power consumption analysis. The method comprises the following steps: connecting a resistor in series between the power module of a PLC and the CPU module of the PLC, acquiring a voltage drop across the resistor by using a data acquisition device to obtain the power consumption information of the PLC in operation; subjecting the acquired power consumption to sample division, and extracting an appropriate feature set from each sample to form a characteristic value sample; training a neural network model based on a long short term memory unit according to the characteristic value sample during the normal operation of the PLC, and comparing a newly acquired to-be-tested power consumption characteristic value sample with the characteristic value information predicted by a LSTM network in order to determine whether the sample to be tested is an abnormal sample and thus determine whether the PLC is attacked. The method does not need to modify PLC hardware and software configuration, is non-invasive relative to an original industrial control system, can monitor the PLC in real time, and can detect the attack without the need to acquire the abnormal sample during the attack on the PLC.
Owner:ZHEJIANG UNIV

Intelligent queuing method and system for hospitals

The invention discloses an intelligent queuing method and an intelligent queuing system for hospitals, and relates to the field of medical digit. The method makes new designs on determination of the time for appointed registration, and a queuing strategy for appointed registration patients, temporary registration patients and priority diagnosis patients, simultaneously adopts scientific queuing strategies such as the absolute priority of the appointed registration in the appointed time period, the diagnosis of the temporary registration patients/priority diagnosis patients in an idle time tr according to the sequence of a queue, the arrangement of the appointed registration patients outside the appointed time period as the temporary registration patients in the queue, and the like, and effectively and reasonably solves the diagnosis priority problem of the appointed registration patients, the temporary registration patients and the priority diagnosis patients; and the intelligent queuing system for the hospitals adopting the queuing method realizes the intellectualization and automation of the queuing, effectively solves the problem of adverse effect on the queuing caused by artificial subjective factors, and makes the queuing in the hospitals more scientific, reasonable and humanized.
Owner:ZHONGSHAN IKER DIGITAL TECH

Automatic tracking and positioning fire water monitor and automatic tracking and positioning jet flow fire-extinguishing method

The invention provides an automatic tracking and positioning fire water monitor and an automatic tracking and positioning jet flow fire-extinguishing method. The automatic tracking and positioning fire water monitor comprises a base, a support, a shell, a fire water monitor body, an infrared thermal imaging sensor, a processor, a water pump electric control valve, a horizontal stepping motor and a longitudinal stepping motor. The processor draws the coordinates of a thermal image in real time and judges the coordinates of the kindling point according to a preset temperature threshold value, and the thermal image is sent by the infrared thermal imaging sensor in real time. The fire water monitor body is positioned to the coordinates of the kindling point rapidly and tracks the coordinates of the kindling point in real time until the processor controls the water pump electric control valve to be opened and the fire water monitor body sprays water. The automatic tracking and positioning fire water monitor has the advantages of being scientific in design, rapid and accurate in positioning and capable of realizing movable fire tracking. The use method includes the steps of (1) clearing, (2) scanning, (3) judgment, (4) fire extinguishing, (5) water stop detection, (6) fire-extinguishing finishing and the like, and has the advantages of being simple, efficiency, capable of realizing movable fire tracking, complete in scanning coverage and capable of preventing detection omission.
Owner:河南联纵消防科技有限公司

Digital public transport information publishing and cluster controlling method and device

The invention relates to a method used for digital bus information releasing and group control and a device thereof. The technical measure comprises the following steps: a vehicle terminal system, an electronic station board system and a vehicle technical information management centre are arranged, the electronic station board system is the vehicle technical information management centre are connected into a bi-directional communication network by line link, the vehicle terminal system transmits the vehicle information to the electronic station board system in a wireless communication, the electronic station board system reports the information to the vehicle technical information management centre, the bus coming to station at each station can be found out by inquiring a database, the station arriving time of the bus is calculated according to experimental data including average running speed, average running time between the stations and the like, finally, the arriving time is fed back to the electronic station board system, and the arriving time is displayed to the waiting passengers in a digital way. The method can effectively solve the problems of bus reduction in city and dispatching, information releasing, passenger facilitation, intelligent management control and the like. Therefore, the method realizes intelligent bus dispatching.
Owner:JIANGSU HANDSON INTELLIGENT TECH CO LTD

Background updating method and vehicle target extracting method in traffic video monitoring

ActiveCN102509101AUnsatisfactory backgroundIdeal backgroundImage enhancementDetection of traffic movementVertical projectionVideo monitoring
The invention discloses a background updating method and a vehicle target extracting method in traffic video monitoring. The background updating method comprises the following step of: carrying out background updating judgment based on Canny edge detection. The background updating method solves the problem that the real-time background updating property is poor when traffic jams occur in urban cross roads and people wait a traffic light at a traffic light cross road. The vehicle target extracting method comprises the background updating method disclosed by the invention and a shadow and adhesion eliminating method. The vehicle target extracting method comprises the following step of: extracting a foreground image of a vehicle target on the premise of obtaining an ideal background based onthe background updating method; and then eliminating shadows and adhesions, wherein the shadow and adhesion eliminating method comprises the following steps of: eliminating the shadows by using a cross-correlation function, filling a hole, cutting edges, and sequentially carrying out noise reduction, vertical projection and horizontal projection, and thus the problems of target vehicle adhesion and inaccurate outline caused by the shadows are solved; and extracting an ideal vehicle target.
Owner:昆山市工业技术研究院有限责任公司 +1

Classroom cloud and education cloud collaborative teaching interaction system and method

InactiveCN105047033AAvoid problems that cannot reach the local area and affect teachingImprove experienceElectrical appliancesInteraction systemsMultimedia
The invention discloses a classroom cloud and education cloud collaborative teaching interaction system comprising an education cloud platform and multiple classroom cloud platforms. The education cloud platform is used for receiving and storing teaching resources and pushing the resources to the classroom cloud platforms according to the preset push rules, and the target classroom cloud to which the resources are pushed and the time requirement at which the resources are pushed are set in the push rules. The classroom cloud platforms are used for receiving the teaching resources pushed by the education cloud platform to be used by local teaching and collecting local resources to be uploaded to the education cloud platform. With application of the classroom cloud and education cloud collaborative teaching interaction system, the education cloud can actively push the resources to the classroom clouds when the network is idle, and teachers can use the teaching resources already pushed to the local for teaching even the network is disconnected or the network is congested in teaching so that effectiveness of classroom teaching under the condition of no network or network delay and congestion can be guaranteed.
Owner:HUAZHONG NORMAL UNIV
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