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48results about How to "Change in real time" patented technology

Method for calibrating and correcting temperature measurement of infrared probe as well as corresponding temperature measuring method

The invention discloses a method for calibrating and correcting temperature measurement of an infrared probe as well as a corresponding temperature measuring method. The temperature measurement calibration and non-uniform correction process is as follows: the non-uniform correction is carried out firstly; the temperature measurement calibration is carried out after a collection parameter sum is generated; however, the non-uniform correction is not stopped simultaneously; and in the non-uniform correction, a step of circularly judging whether an extrusion exists in a parameter or not is carried out; and if so, the parameter is corrected; otherwise, the judgment is continuously carried out. A temperature measurement calibrating process comprises the following steps of: carrying out the non-uniform correction once by using the calculated non-uniform parameter for each probe response of collecting a temperature; then recording the temperature and probe response data; repeating the processuntil collecting enough data; and fitting the data to obtain a probe temperature response function. By utilizing the method disclosed by the invention, the steps of non-uniformly correcting and calibrating the temperature measurement of the infrared probe are simplified into one step, so that the correction and the calibration which can be previously realized by the two steps are conveniently realized on one hand, and the precision of the temperature measurement can be improved on the other hand.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA

Forked liquid crystal grating preparation method and application of forked liquid crystal grating in vortex beam

A forked liquid crystal grating is characterized in that liquid crystal orientation of adjacent liquid crystal areas of the forked liquid crystal grating is controlled differently such that the following three types of forked liquid crystal gratings can be formed, namely a TN / PA-type forked liquid crystal grating, an orthogonal PA-type liquid crystal grating and an orthogonal HAN-type liquid crystal grating; 90-degree twisted phase microcells of liquid crystal and parallel-oriented microcells of and the liquid crystal are alternately arranged so as to form the TN / PA-type forked liquid crystal grating; uniformly parallel microcells of the liquid crystal of which optical axes are in the same region and microcells in an adjacent region which are orthogonal to each other are alternately arranged to form the orthogonal PA-type liquid crystal grating. According to the preparation of the forked liquid crystal grating, a photoalignment method is adopted to control liquid crystal micro orientation so as to control the director distribution of the liquid crystal. Since a digital?micro-mirror device (DMD)-based micro projection-type lithography system is realized, a digital control device outputs liquid crystal forked gritting pattern signals to control the reflected light of each pixel of a digital?micro-mirror device (DMD), such that the imaging of a liquid crystal forked grating pattern can be realized; and after being narrowed through a micro objective, light beams are projected to photoalignment material agent conductive glass through a polarizing film.
Owner:NANJING UNIV

Method for broadcast authentication of wireless sensor network based on automaton and game of life

The invention discloses a method for the broadcast authentication of a wireless sensor network based on an automaton and a game of life, which aims at the problems of limitations to coverage and special network traffic distribution of a base station in the authentication of the wireless sensor network which has relatively more hidden dangers due to own characteristics. By the method, the coverageof the base station can be expanded to realize the broadcast of nodes of the whole network, and the distributional pattern of the network traffic of the wireless sensor network (WSN) is simulated. The broadcast authentication of the wireless sensor network is realized mainly by combining a plurality of ways such as an improved deterministic finite automaton, a clustering algorithm, a game of lifealgorithm and the like. A specific technical scheme and specific steps and flows are designed. The method is remarkably distinguished from the conventional broadcast authentication method used for the WSN, and is advanced in the aspects of communication ranges of nodes of the base station, the rational allocation of node energy in the network, the simulation of a network traffic pattern, and the like.
Owner:NANJING UNIV OF POSTS & TELECOMM

Configuration method and device

The invention relates to a configuration method and device. The configuration method and device are applied to a controlled system provided with main station equipment and a plurality of slave stationequipment being subject to the main station equipment. The configuration method comprises the steps that network topological structures of the multiple slave station equipment and parameter information of the slave station equipment are obtained, and the parameter information comprises equipment basic information and equipment function information; an operating instruction set of the slave station equipment is obtained; and a configuration file of the controlled system is generated according to the arraying order of the slave station equipment in the network topological structures on the basis of the parameter information and the operating instruction set of the slave station equipment. According to the configuration method, automatic configuration is conducted on the multiple slave station equipment in a centralized mode by simultaneously obtaining the topological structures and the parameter information of the multiple slave station equipment, the configuration efficiency is improved, and meanwhile, equipment parameters can be changed in real time according to the operating instruction set provided by a user.
Owner:SUZHOU GFD AUTOMATION TECH

Network verification system with verification code seal and operation method of network verification system

The invention relates to a network verification system with a verification code seal and an operation method of the network verification system. The network verification system with the verification code seal comprises a supervision department website, a supervision department database and a record query terminal of the supervision department; file recording terminals and record query terminals of different units are all networked with the supervision department database, the supervision department website and the record query terminal of the supervision department by the internet and a firewall; a seal verification code is formed in the verification-code-editable seal, and an adjustable verification code numeric disc device with 0-9 numbers is arranged in the seal verification code, the numbers of the adjustable verification code numeric disc device can be selected and grouped to generate the seal verification code; rotary drum type single number discs are serially connected or movable types with single numbers are inserted in a side-by-side manner in the adjustable verification code numeric disc device. The network verification system with the verification code seal and the operation method of the network verification system have the beneficial effects that the seal can better meet actual needs, is low in production cost and simple to operate, and has high counterfeit reliability and broad coverage area.
Owner:NINGBO HI TECH ZONE JINSHAN NEW ENERGY SCI & TECH CO LTD

Fiber bragg grating water current velocity sensor

The invention discloses a fiber bragg grating water current velocity sensor. The sensor herein includes a cylindrical hollow pedestal. The internal wall of the bottom part of the pedestal is providedwith a support rack, and the support rack and the pedestal are co-axially disposed. The top part of the support rack is movably sleeved with a pushing pole. One end of the pushing pole that extends from the support rack is provided thereabove with a flap which is in fixed connection to the internal side wall of the pedestal. The flap and the pushing pole are provided with a spring therebetween. One side of the spring is adhered to a strain grating in the length direction thereof. The top part of the pedestal is provided with a cable pipeline which is in communication with the inside of the pedestal. One end of the pushing pole that extends to the support rack is fixedly sleeved with a lantern ring. One end of the lantern away from the pushing pole is sleeved with a conduction rod. The external of the conduction rod is movably sleeved with a guide sleeve tube which is fixedly sleeved with the pedestal. One end of the guide sleeve tube that extends from the pedestal is movably sleeved with a universal plate. According to the invention, the sensor herein has the advantages of wide measurement range, high sensitivity, simple structure, and low cost. The sensor herein can real-time measure the changes of the velocity of water current, and can be widely applied to all water current situations.
Owner:SHIJIAZHUANG TIEDAO UNIV

Map real-time updating device and method based on big data

The embodiment of the invention discloses a map real-time updating device based on big data. The map real-time updating device comprises an acquisition device for acquiring image information, and a mobile terminal used for preprocessing the data information and generating secondary map navigation model information; the updating method comprises the steps: the acquisition device acquires a plurality of sub-data packets in real time when a pedestrian walks according to a navigation map path; the data is imported and uploaded to a big data processing module; the big data processing module acquires the image information acquired by the acquisition device and performs data processing and analysis on the image information; then, the analyzed data is transmitted to a data storage processing module; according to the invention, the mobile phone mobile terminal is combined with the acquisition device, the road condition and other information in the walking track of the pedestrian are collected in the walking process of the pedestrian, the map route of the pedestrian is changed in real time and reasonably planned, the timeliness is higher, meanwhile, some areas with fuzzy map representation are fully displayed, and the situation that the pedestrian turns around a curved road and the like is avoided.
Owner:上海广境规划设计有限公司

Measurement device for flow of rainwater runoff

PendingCN108801369AReal-time reflection of traffic changesAccurate measurementVolume/mass flow measurementMeasurement deviceStormwater
The invention provides a measurement device for the flow of rainwater runoff. The flow of rainwater runoff can be accurately measured by the device during a small rainfall amount, and meanwhile measurement of large flow can be considered. The device comprises an inspection well, an upstream rainwater pipe and a downstream rainwater pipe, an inlet of an inner cavity of the inspection well is connected to an outlet of the upstream rainwater pipe, and an outlet of the inner cavity of the inspection well is connected to an inlet of the downstream rainwater pipe. The device is characterized in thata connection pipe is arranged between the outlet of the upstream rainwater pipe and the inlet of the downstream rainwater pipe, the inlet dimeter of the connection pipe is larger than the outlet diameter of the upstream rainwater pipe, and a flexible seal ring is arranged between the outer annular face of the outlet of the upstream rainwater pipe and the annular face of the inner wall of an inletof the connection pipe; an outlet of the connection pipe is inserted in an inlet area of the downstream rainwater pipe, the connection pipe is specifically a light connection pipe, the upper portionof the connection pipe is connected to the force application end of a press rod through a vertical connection rod, and the force transfer portion of the press rod is pressed and installed on a pressure sensor.
Owner:SUZHOU UNIV OF SCI & TECH

Injection-type paint supply system

The invention discloses an injection-type paint supply system. The injection-type paint supply system comprises a rack, a coating barrel and a partition, wherein the coating barrel is placed on one side of the rack; the partition is fixedly welded on a side wall of the rack; a stirrer is fixedly connected to one side of the partition; an output end of the stirrer is located in the inner chamber ofthe coating barrel; a diaphragm pump is fixed on the surface of the partition through a screw; and a coating color change valve is fixedly mounted in the position, on the surface of the rack, at thetop of the diaphragm pump. The injection-type paint supply system is reasonable and novel in design and convenient to mount and operate; during later use, the rotational speed of a motor and the flowrate of a coating are in a linear corresponding relationship; the flow rate accuracy of a liquid is high; numerical control can be realized; the response to a control signal is quick; the flow rate can be changed in real time; quick cleaning and color change can be realized; when a robot is used together, automatic batch production of various small-batch products can be realized; and the injection-type paint supply system integrates environmental friendliness and high efficiency, has high practicability and is suitable for popularization.
Owner:东莞市瀚晟自动化设备有限公司
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