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125results about How to "Confirm in time" patented technology

Mobile communication system interference investigation method and device

ActiveCN103906109AImplementation of interference checkingRealize automatic collectionWireless communicationInvestigation methodsEngineering
The embodiment of the invention provides a mobile communication system interference investigation method and device, and relates to the field of communication. By means of the method and device, automatic data collection and statistics from the network side can be achieved, and interference cell pairs and interference level are determined in time. The method comprises the steps that a measurement report MR reported by a terminal is obtained, wherein the MR comprises identifications of main service cells in all cells, signal strength information of the main service cells, identifications of other cells and signal strength information of other cells; the number of MR total sampling points of all main service cells is calculated according to the identifications of the main service cells, the number of invalid covering sampling points of other cells to the main service cells in the same MR sampling point is obtained, the number of the invalid covering sampling points is compared with the number of MR total sampling points to obtain the ratio of the invalid covering sampling points, and further if the main service cells and other cells are interference cell pairs is judged according to the ratio of the invalid covering sampling points. The mobile communication system interference investigation method is used for investigating the interference cell pairs.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD

Dangerous article intelligent identification method and system and dangerous article security inspection system

The invention relates to a dangerous article intelligent identification method and system and a dangerous article security inspection system, belongs to the technical field of security inspection, andsolves the problem that the existing security inspection process can realize dangerous article intelligent identification only by upgrading and transforming equipment. The dangerous article intelligent identification method comprises the following steps that a dangerous article intelligent identification system receives and stores line data corresponding to a measured object, and sequentially displays scanned images obtained after the line data are processed in a real-time and sequential rolling mode, and the line data are source data of the measured object scanned by a security inspection machine system; a certain amount of line data is extracted to generate a to-be-identified image; whether the to-be-identified image comprises a suspected dangerous article or not is judged, and if yes,related information of the suspected dangerous article is generated; and the related information of the suspected dangerous article is superposed on the scanned image displayed in a rolling manner. The intelligent identification function of the dangerous goods is independent of a security inspection machine system, and intelligent identification of the dangerous goods and rolling display of related information can be realized without changing the working process and personnel configuration of security inspection.
Owner:BEIJING HANGXING MACHINERY MFG CO LTD

A delivery system and a method thereof based on an unmanned aerial vehicle and an electronic tag

The invention discloses a delivery system based on an unmanned aerial vehicle and an electronic tag and a method thereof. The system comprises the unmanned aerial vehicle, which is provided with a wireless communication module for wireless communication when the data is uploaded or given between the unmanned aerial vehicle and a logistics platform, a navigation module that receives the planned route information sent by the logistics platform and navigates; an electronic tag which is installed on the open type receiving box, and contains the tag information; a card reader connected to the wireless communication module, wherein the information on the read electronic tag is sent to the logistics platform through the communication module, and the logistics platform compares the information onthe read electronic tag with the goods delivery address and the electronic tag number filled by the user in the logistics platform. When the authentication is correct, the goods on the unmanned aerialvehicle fall into the open receiving box to complete the delivery. According to the invention, when the user is not at home, the goods can be directly delivered to the user's home or the user's designated place, and the user can confirm his goods through the mobile phone in time, and the invention is efficient and accurate.
Owner:黄冠铭

Method for on-line monitoring of preparation of copper indium gallium selenide absorption layer

The invention discloses a method for on-line monitoring of preparation of a copper indium gallium selenide (CIGS) absorption layer. In a growing process of the CIGS absorption layer, an incandescent lamp is adopted to irradiate a surface of a substrate all the time, a change of the intensity of scattered light from the surface of the substrate is detected through a photosensitive sensor, a change of crystal quality of a surface of a CIGS thin film can be easily monitored on line, not limited by the area of the absorption layer, a transition point of a thin film component from poor copper to rich copper can be judged timely and accurately, the component proportion (Cu/(In+Ga)) in a process of deposition of the CIGS absorption layer is indirectly monitored and controlled, the CIGS absorption layer which is uniform and has relatively high crystal quality is prepared, and the performance and rate of finished products of CIGS thin film solar cells are improved. The CIGS absorption layer can be prepared on a rigid or flexible substrate, and the method provided by the invention can be applied to a laboratory deposition process of the CIGS absorption layer, and can also be used for preparation of a large-area CIGS thin film.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 18 RES INST

Distributed fiber-based geomembrane breakage leakage quantity monitoring system and monitoring method

The invention discloses a distributed fiber-based geomembrane breakage leakage quantity monitoring system. The distributed fiber-based geomembrane breakage leakage quantity monitoring system comprisesa seepage system, a heating system and a DTS system, wherein the seepage system comprises a model groove and a water supply system, an embankment dam sectional model and a geomembrane are arranged inthe model groove, the water supply system is used for providing seepage for the embankment dam sectional model, the heating system is used for providing a hot source for the embankment dam sectionalmodel, the DTS system comprises an optical fiber, DTS demodulation equipment and an industrial personnel computer which are sequentially connected, the industrial personnel computer is used for acquiring and analyzing temperature and corresponding position information of the optical fiber, a part of the optical fiber is arranged on the geomembrane, and the other part of the optical fiber is arranged in the geomembrane breakage leakage model. The invention also discloses a distributed fiber-based geomembrane breakage leakage quantity monitoring method. The data monitored by the method is high in continuity, the seepage condition of the whole dam can be reflected, a breakage position and seepage quantity of the geomembrane can be deducted according to a temperature change rule of the opticalfiber, and the distributed fiber-based geomembrane breakage leakage quantity monitoring system and method can be used in actual engineering.
Owner:XIAN UNIV OF TECH

Adjacent region interference determination method and device

The invention discloses an adjacent region interference determination method and device. The method comprises the steps that a centralized node obtains a first adjacent region measurement result reported by each base station, wherein each first adjacent region measurement result is obtained by conducting adjacent region measurement on each measurement frequency point after the corresponding base station is started up; the centralized node determines adjacent region interference relation information of each base station according to the first adjacent region measurement result reported by each base station, wherein the adjacent region interference relation information records interference adjacent regions of the base stations. Due to the fact that the base stations, instead of UE, directly conduct adjacent region measurement, the interference adjacent regions can be determined in time, and accuracy of determining the interference adjacent regions is improved. Due to the fact that the base stations directly conduct adjacent region measurement, the phenomenon that a plurality of pieces of UE report different measurement results for the same adjacent region can be avoided, and the implementation complexity for determining the interference adjacent regions is reduced; in addition, the adjacent region interference relation of each base station is determined by the centralized node, and centralized management and maintenance of the adjacent region interference relations are achieved.
Owner:CHINA ACAD OF TELECOMM TECH

Forecasting system based on 4G water level video recognition

The invention discloses a forecasting system based on 4G water level video recognition, and belongs to the technical field of water level monitoring. The system comprises a video acquisition module and a distance measurement module; the output ends of the video acquisition module and the distance measurement module are electrically connected with the input end of a sorting module, and the output end of the sorting module is electrically connected with the input end of a comparison module. According to the forecasting system based on 4G water level video recognition, through the distance measurement module, the video acquisition module, a rain gauge, an anemometer, an analysis and prediction module and a display module, the distance measurement module and the video acquisition module can monitor the water level at a monitoring point in real time, meanwhile, the rainfall duration and rainfall in rainy days are integrated to predict the fluctuation of the water level, and the influence ofthe wind speed on water level monitoring can be judged in combination with the local wind speed, so that the influence of the wind speed on a water level monitoring result can be reduced to a certainextent, fluctuation of the water level can be predicted, and related personnel can take corresponding flood discharge and rescue measures in time conveniently.
Owner:武汉世纪水元科技股份有限公司 +1

Monitoring system and monitoring method for transformer

The present invention discloses a monitoring system and a monitoring method for a transformer. The monitoring system comprises a transformer, a power supply module for supplying a 220V voltage to the transformer, a low-voltage-side voltage acquisition module, a high-voltage-side voltage acquisition module, a gas chromatography detection module, a microprocessor, a communication module, a multi-frequency ultrasonic sensor, and a database. The gas chromatography detection module is used for detecting the content ratios of methane and acetylene relative to the total hydrocarbon in the transformer oil. The multi-frequency ultrasonic sensor is used for detecting the transformer oil and acquiring a plurality of groups of ultrasonic parameters different in frequency. The microprocessor is used for receiving ultrasonic parameters acquired by the multi-frequency ultrasonic sensor and determining the running state of the transformer. According to the monitoring system and the monitoring method, the detection of the transformer is conducted based on the gas chromatography detection technology, the multi-frequency ultrasonic detection technology and the like. Therefore, the accuracy of fault diagnosis is improved, and the fault type of the transformer can be timely analyzed.
Owner:HEFEI TONGYOU ELECTRONICS TECH CO LTD
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