Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
1364results about How to "Intelligent" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Internet-of-things based medical management monitoring system
ActiveCN102184312APhysical condition real-time monitoringPhysical Health ManagementDiagnostic recording/measuringSensorsDiseaseTerminal equipment
The invention discloses an internet-of-things based medical management monitoring system. The system comprises user terminal equipment worn on a patient and a server for realizing management monitoring, wherein the user terminal equipment is communicated with the server through a wireless network; the user terminal equipment comprises a physiological parameter sensor for detecting a physiologicalparameter of the patient, an input module for inputting disease state data of the patient and a first wireless transmitting and receiving module for transmitting the physiological parameter or the disease state data to the server and receiving a diagnosis instruction of the server; and the server comprises a second wireless transmitting and receiving module for receiving the data transmitted by the user terminal equipment and transmitting the diagnosis instruction to the user terminal equipment, a remote diagnosis module for remote diagnosis of a doctor and an alarm processing module for comparing according to the detected physiological parameter of the patient and a set physiological parameter threshold and giving out an alarm. By using the system, the physiological condition of the patient can be monitored in real time; and the system has high intelligence and high practicability.
Owner:SCHOOL OF OPHTHALMOLOGY & OPTOMETRY WENZHOU MEDICAL COLLEGE
Intelligent wearing equipment with warning function and system
InactiveCN104346902AWith alarm functionFunctionalDiagnostic recording/measuringSensorsManufacturing intelligenceFood safety
Owner:瞿洪桂
Chatting robot system and automatic chatting method
InactiveCN101076060AImprove scalabilityLoad balancingSpecial service provision for substationSpecial service for subscribersComputer scienceChatbot
The system comprises a delivery server and at least two robot servers. Wherein, the delivery server is used to receive the user's message and to deliver the user's message to the relevant robot server; the robot server is used to respond to the user's message and to automatically give a feedback reply. The invention also reveals a method thereof.
Owner:TENCENT TECH (SHENZHEN) CO LTD
City emergency evacuation simulation system based on multi intelligent agent
InactiveCN101515309AIntelligentImprove accuracySpecial data processing applicationsKnowledge based modelsSystems simulationDecision-making
A city emergency evacuation simulation system based on multi intelligent agent belongs to the complex system simulation in the technical field of computerized emulation and solves the problems of single function of emergency simulation systems of all kinds and lack of intelligence of code of conduct of emergency entity. The system comprise a database module, a communication module, a parameter configuration interface module, a data management module, an intelligent agent generation module, a program execution module, a simulation module, a commanding and decision-making module and an assessment module. The database module comprises a generalized database, a knowledge base and a model base; wherein, the generalized database comprises a dangerous source subdatabase, a resource subdatabase, a foundational geodata subdatabase. The system can establish an efficient intelligent model, describes the precise behavioral process of emergent intelligent agents of all kinds in the state of disasters and emergency from two levels of macroscopy and microcosmic, can custom-make a parameter and expanded intelligent model, has commonality and expansibility, and makes up the shortage and deficiency of the city emergency evacuation simulation study in regionality and comparatively large ranges.
Owner:HUAZHONG UNIV OF SCI & TECH
Intelligent schedule management method and system and cloud server
ActiveCN103218709AMultifunctional schedule managementIntelligentOffice automationTime informationTerminal equipment
The invention provides an intelligent schedule management method. The method comprises the following steps: a cloud server acquires schedule information of a user, wherein the schedule information comprises time information, departure information and destination information; the cloud server generates the best travel route according to the departure information and the destination information, calculates weather information on a scheduled day according to the time information and the best travel route and sends the best travel route and the weather information to a terminal device of the user so as to be viewed by the user; and the cloud server sends reminding information to the terminal device of the user ahead of preset time according to the time information so as to remind the user. The invention further provides an intelligent schedule management system and the cloud server. The method, the system and the cloud server have the advantages that the multifunctional and intelligent schedule management with strong extendibility can be provided, services including reminding, route planning and weather information are supplied to the user from the set schedule, and schedule activity organizers can more conveniently communicate and coordinate with activity participants.
Owner:BEIJING BAIDU NETCOM SCI & TECH CO LTD
Machine vision method for identifying dial plate information of multi-pointer instrument
ActiveCN102176228AAvoid human errorReduce labor intensityCharacter and pattern recognitionMachine visionMorphological filtering
The invention provides a machine vision method for identifying the dial plate information of a multi-pointer instrument. The machine vision method mainly comprises the following steps of: acquiring an image containing information of the multi-pointer instrument, preprocessing the acquired image, positioning and marking a dial plate of the multi-pointer instrument in the image, segmenting the dialplate of the instrument in the image of the dial plate of the multi-pointer instrument, carrying out mathematical morphological filtering, extracting pointer characteristics in the dial plate by means of a human-eye-vision based jumping searching pointer and a human-eye-vision staring characteristic, calculating readings of the pointers of the instrument and the like. The machine vision method provided by the invention can be used for automatically carrying out vision identification on the information of the dial plate of the multi-pointer instrument in one image, and has the advantages of high degree of automation, accuracy in measurement, high efficiency and the like; and compared with the detection method in which one image and one instrument are provided in single-pointer instrument detection at present, the invention improves the utilization rate of the pointer instrument detection equipment and reduces the instrument detection cost.
Owner:HOHAI UNIV CHANGZHOU
Intelligent vehicle-mounted system
InactiveCN101489196AIntelligentLow priceNetwork topologiesMessaging/mailboxes/announcementsHardware structureNetwork Communication Protocols
The present invention provides an intelligent vehicle-mounted system, wherein the hardware structure comprises a central processing controller, a wireless communication module, a power module, a GPS positioning module, a storing module, an audio / video broadcasting module and a human-machine interaction module, wherein the wireless communication module, the power module, the GPS positioning module, the storing module and the audio / video broadcasting module are connected with the central processing controller. The vehicle-mounted system software mainly comprises a main interface program, GPS positioning navigation software and multimedia broadcasting software. The vehicle-mounted system and other vehicle-mounted terminal form an Ad Hoc network through the wireless communication module. The communication protocol of vehicle-mounted system adopts an Ad Hoc routing protocol based on GPS and electronic map and an MAC protocol with adjustable power. The vehicle-mounted system supports the functions of enciphering and authenticating. The vehicle-mounted system can aim at different user grades for allocating authority and executing related authentication to the user. The independent and distributed intelligent vehicle-mounted terminal system of the invention can be applied to various vehicles for realizing the interconnection, intercommunication and information sharing of Ad Hoc mode between intelligent vehicle-mounted systems and for realizing the multi-hop communication between the vehicle and the stationary platform. The intelligent vehicle-mounted system of the invention has the advantages of intelligentization, low cost, convenient use, etc.
Owner:JINAN UNIVERSITY
Yarn quality and component detecting method and device
InactiveCN1403821AReflect yarn diameterReflect colorOptically investigating flaws/contaminationColor/spectral properties measurementsYarnFrequency spectrum
The present invention provides one kind of yarn quality and component detecting method and device. Yarn holding certain moving speed and tension is set in the view field of sensor, and under lighting or electric field, yarn quality data sensed by CCD, chroma sensor and capacitance sensor are transmitted to computer for processing so that the yarn attributes, such as yarn size, color nonuniformity, component ratio, impurity, etc. are output and displayed. Furthermore, the fabric effect of the yarn may be also imitated and displayed in computer. Through the spectral analysis on the data collected via the CCD, chroma sensor and capacitance sensor, periodical rule and peak value may be found out for directing the producting of yarn and fabric.
Owner:上海奥达光电子科技有限公司
Vertical alternating current charging pile
InactiveCN103066644AVersatileBroad development and application prospectsBatteries circuit arrangementsElectric powerContactorElectricity meter
The invention provides a vertical alternating current charging pile. The vertical alternating current charging pile comprises a charging pile body. A charging connector circuit and a main controller are arranged in the inner portion of the charging pile body. One end of the charging connector circuit is connected with an external 220-volt alternating current supply network, and the other end of the charging connector circuit outputs electric energy through a charging socket. An intelligent electricity meter and an alternating current contactor are connected in series on the charging connector circuit through a power source wire from the 220-volt alternating current supply network to the charging socket. Input and output port of the main controller is connected with the alternating current contactor and a signal input and output end of the intelligent electricity meter. An alternating current charging measurement unit and an arithmetic unit are arranged in the inner portion of the intelligent electricity meter. The signal input and output end of the main controller supplies power to three groups of main contacts of the alternating current contactor which are regarded as a charging switch of the alternating current charging and normally open contacts of a relay of the main contact. The vertical alternating current charging electric pile integrates safety, flexibility, intelligence and alarm in one body, meets requirements of the existing intelligent electricity network and is perfect in function, capable of achieving reliable charging of an electric vehicle and wide in development prospect.
Owner:DONGFANG TURBINE CO LTD +1
Variable structure control method of wheeled mobile robot
InactiveCN102269995AImprove motion control performanceEnhance and improve motion control performancePosition/course control in two dimensionsMobile robot controlLinear motion
The invention discloses a variable structure control method of a wheeled mobile robot. according the method, the linear motion of a robot is controlled by using a multimodal PID (proportion integration differentiation) control method; and a forward direction of a trolley is corrected by using the combination of a control method and a PID control and a rule control; the two control modes are switched through the changes of a directional angle and a centre offset; the robot is controlled to turn in an in-situ right angle turning mode according to turning direction information and position information; by using the multimode PID control and the combination of the rule control and the PID control, the algorithm can use different control algorithms and corresponding control parameters according to different states of the robot to effectively improve the robot motion control performance; the control mode is divided according to the error change condition so as to reasonably simulate the control behavior of a human; compared with the traditional PID control method, the variable structure control method has a certain intelligence and improves the walking motion control quality of the robot.
Owner:CHONGQING UNIV
Natural interaction pen capable of automatically inputting written contents and handwriting detection method
InactiveCN101872259AEasy to detectRealize functionInput/output processes for data processingHandwritingAngular velocity
The invention discloses a natural interaction pen capable of automatically inputting written contents and a handwriting detection method. According to writing motion models of human, the interaction pen measures angular velocity information and acceleration information of the motion of a human hand and a human arm in a writing motion process by using sensors in a pen body, and output voltage signals are subjected to low-pass filtering and analogue-to-digital conversion and then are sent to a microprocessor I for calculation of writing motion characteristic quantity and recognition of writing intention and mapped into handwriting information of the written contents; the signals output by the microprocessor I are sent through a data wireless communication module I; the signals sent by the data wireless communication module I are received by a receiving end of a computer host, then processed through a microprocessor II and transmitted to the computer host through a USB interface. The natural interaction pen has the advantages of no need of handwriting panel, independent work, better accordance with the writing operation habit of people, and high portability and universality.
Owner:PLA SECOND ARTILLERY ENGINEERING UNIVERSITY
Vehicular virtual terminal system based on dynamic map interface
InactiveCN102800205AImprove user experienceImprove experienceRoad vehicles traffic controlClosed circuit television systemsEmergency treatmentVirtual terminal
The invention discloses a vehicular virtual terminal system based on a dynamic map interface. The vehicular virtual terminal system comprises a server, a mobile network and a terminal cluster, wherein the terminal cluster is used for communicating with the server through the mobile network; modules of the terminal cluster are used for obtaining a road section traffic flow and average vehicle speed data, uploading the information to the server through the mobile network and updating a dynamic map database through a dynamic map database management function module; and a portable communication module of a vehicular terminal unit is used for loading and displaying the dynamic map database information so as to realize a real-time map interface function, a route inducing function, a traveling track function, a field law-enforcement and evidence-obtainment function and an emergency treatment function. According to the vehicular virtual terminal system disclosed by the invention, a plurality of actual terminals are clustered into a virtual terminal according to service type, communication environment, terminal capability and user preference, specific details for service implementation are shielded for a vehicular terminal user, and the user is allowable to join the customization of service types, so that the vehicular virtual terminal system is suitable for the change of user environment and shields the difference between a network and a service platform for the user, therefore the user freely and seamlessly uses various types of new services.
Owner:NANJING UNIV
Digital electric-hydraulic synchronous control system
InactiveCN101571155AThrottle control responds quicklyIntelligentFluid-pressure actuator componentsHydraulic pumpFuel tank
The invention discloses a digital electric-hydraulic synchronous control system, which comprises a hydraulic actuating mechanism, a digital synchronous control mechanism for performing synchronous control on the hydraulic actuating mechanism, an electric-hydraulic power source for providing power oil for the hydraulic actuating mechanism and the digital synchronous control mechanism, and an electric-hydraulic control system for controlling the power source and the synchronous control mechanism. The hydraulic actuating mechanism is a hydrocylinder; the electric-hydraulic power source comprises an oil storage tank, a double-acting hydraulic oil pump and a driving motor; the electric-hydraulic control system comprises a detector for detecting the oil pressure of the hydraulic oil pump and the rotating speed of the motor respectively and a variable frequency speed regulator and a controller for controlling the motor; and the digital synchronous control mechanism comprises a digital synchronization valve, a digital synchronization controller and a displacement transducer for detecting the displacement of an output shaft of the hydrocylinder. The digital electric-hydraulic synchronous control system has the advantages of simple structure, simple and convenient use and operation, good use effect, energy conservation and no oil leakage, and can achieve the aims of stepless speed regulation and high-precision synchronization according to operating characteristic requirements of different types of controlled objects.
Owner:薛国光
High-power LED wireless intelligent control system
InactiveCN101511143ABrightness automatic adjustmentIntelligentEnergy efficient ICTPoint-like light sourceEffect lightJunction temperature
The invention relates to a high-power LED intelligent control system which includes a MCU center controller, a constant current drive circuit, a high power LED array, an optical detector, a temperature sensor, a memorizer and a wireless communication module. The system regards the MCU center controller as a core, the constant current drive circuit is controlled by the controller for adjusting the output current size, correspondingly, adjusting high power LED brightness; the optical detector, the temperature sensor, the memorizer and the wireless communication module also connect with the center controller. The system provided by the invention can intelligent control LED lamp input current size, make the LED chip junction temperature lower than threshold that can increase LED lamp working life, and record LED lamp working parameter convenient to follow detection timely, and detect LED lamp fault with low cost. The system has advantages of high efficiency, flexible, intelligent and energy saving. One important characteristic of the system is that the system can wireless remote control LED road lamp or channel lamp, realize downloading key LED working parameter timely, is convenient for managing the LED lighting system, reduce operating cost for managing the LED lighting system, and also embody advantage of the LED lighting with high efficiency and energy saving.
Owner:GUANGDONG REAL FAITH OPTO
Physical analog test apparatus for canal pollutant transmission under temperature-hydraulic coupling action
InactiveCN101477106AAchieve recyclingSolve unmanageable puzzlesEarth material testingData acquisitionEngineering
The invention discloses a physical simulation testing device used in graff contaminant transmission under the action of temperature-hydraulic coupling. The testing device comprises a simulation container, an air pressure control device, a temperature control device, a circulating water system and an online control and monitoring system. The testing system can realize physical simulation test of transmission dynamic characteristics of contaminants in rivers, aqueducts, sewage trenches and surrounding soil and ground water, and integrate monitoring, control and data acquisition; moreover, the testing system realizes real-time display and intelligent control of water level, temperature and pressure variations in the testing system, and carries out overall process acquisition, analysis and visualized input and output on testing data through a data acquisition program. The testing system has the characteristics of reasonable structure, convenient operation, high precision of testing data, quick automatic data acquisition, short testing cycle as well as ideal modularization, openness and expansibility, and the like. In addition, the testing system provides parameter basis to disclose the transmission mechanism of contaminants in soil and ground water under complicated environmental conditions and analyze migration and transformation rule, and also provides technical support for appraising pollution control and treatment technical proposals.
Owner:INST OF ROCK AND SOIL MECHANICS - CHINESE ACAD OF SCI
An intelligent patrol robot and a patrol method for transmission line high-altitude patrol
InactiveCN109066473AIntelligentSolve functionBatteries circuit arrangementsPV power plantsLightning strikeSimulation
The invention relates to an intelligent patrol inspection robot and a patrol inspection method for an overhead transmission line. The intelligent patrol inspection robot of the invention has the following abnormal conditions: measuring the distance between a conductor and a peripheral tree, identifying the conductor broken strand, lightning strike point, self-explosion of an insulator, inclinationof a pole and tower, bird's nest and the like by means of images; The fault point can be located by GPS, and the distance can be located by the roller with high precision. Robot autonomous data processing and background auxiliary processing, human-machine interaction with the ground patrol personnel and intelligent overcoming obstacles in progress and other functions. The robot adopts remote wireless monitoring and control, can climb over obstacles independently and carry various detection equipment to complete the detection work. In power-saving mode, only one walking wheel can be used as adriving wheel to drive the robot to move, thus prolonging the endurance time. The robot of the invention integrates a plurality of technologies, thereby solving the bottleneck that the patrol robot has single function and is difficult to be applied to the actual detection, and deepening the application of the robot technology in the electric power patrol inspection work.
Owner:武汉武大英康集成媒体有限公司
Method and system thereof for monitoring and controlling environments of public place based on Zigbee
ActiveCN101957602AImprove intelligenceImprove security featuresEnergy efficient ICTComputer controlPublic placeWireless sensor networking
The invention discloses a method for monitoring and controlling environments of a public place based on Zigbee, which comprises the following steps of: collecting environmental parameters in a public place by using a wireless sensor network, sending the acquired environmental parameters to a controller, and carrying out fuzzy modeling and chaotic modeling on the acquired environmental parameters by the controller; establishing a fuzzy neural network according to an established environmental parameter model, and carrying out real-time control on a working apparatus by utilizing the fuzzy neural network; and carrying long-term control on the working apparatus in the public place by utilizing a chaotic perturbation control method. In the invention, the fuzzy neural network and the chaotic perturbation control method are combined together, and the working apparatus is controlled according to season change of natural conditions, such as sunshine, temperature, and the like at the site of the public place so as to achieve the purposes of energy saving and humanization. Furthermore, the wireless sensor network adopts a wireless sensor network based on Zigbee, has the characteristics of an ad hoc network and low power consumption and avoids the arrangement difficulty of a collection point when the traditional cable is wired.
Owner:河南天擎机电技术有限公司
Method and device for switching SIM (Subscriber Identity Module) cards as well as terminal
ActiveCN104954564AGuaranteed service qualityReduce power consumptionSubstation equipmentHigh level techniquesQuality of serviceComputer module
The invention relates to a method and a device for switching SIM (Subscriber Identity Module) cards as well as a terminal, and belongs to the field of mobile communication. The method comprises the following steps of detecting whether the switching trigger operation of the SIM cards exists or not; when the switching trigger operation of the SIM cards is detected, acquiring service remaining usage amount information and network service quality information of each SIM card; determining designated SIM cards of which the used service amount does not exceed the limit from multiple SIM cards according to the service remaining usage amount information; determining an SIM card to be switched from the designated SIM cards according to the network service quality information; running the SIM card to be switched, and closing other SIM cards except the SIM card to be switched. According to the method, the device and the terminal disclosed by the invention, the SIM card to be switched is selected from the multiple SIM cards according to the service usage amount and the network service quality, so that the service quality of the SIM card to be switched is guaranteed, the power consumption of the terminal is reduced, resources are saved, the cruising power of the terminal is enhanced, and better intelligence is obtained.
Owner:XIAOMI INC
Unmanned aerial vehicle pseudo path planning method based on deep reinforcement learning
ActiveCN110673637AFly efficientlyFly inPosition/course control in three dimensionsNo-fly zoneSimulation
The invention discloses an unmanned aerial vehicle pseudo path planning method based on deep reinforcement learning, which comprises the steps of: dividing boundary coordinates of a no-fly area on a flight map and marking a start coordinate position and an end coordinate position of a flight task of an unmanned aerial vehicle; sensing the current environment state of the unmanned aerial vehicle before executing the flight task, and selecting a deflection angle and a flight action in the current environment according to an obtained Q function value by using a deep reinforcement learning algorithm; updating a Q function by the unmanned aerial vehicle according to reward return obtained by interaction between flight position data and the environment, wherein the flight position data is continuously received by the unmanned aerial vehicle in the flight process and is provided by ground base station transmitting equipment; judging whether the unmanned aerial vehicle flies according to a preset air route by using the no-fly area as a virtual barrier in the flight process; and if the unmanned aerial vehicle approaches the edge of the no-fly area, guiding the unmanned aerial vehicle to plan a pseudo navigation path through a reward function so as to avoid the no-fly area. The unmanned aerial vehicle pseudo path planning method of the invention realizes the pseudo path planning of the unmanned aerial vehicle in an unknown environment, and improves the intelligence and the safety of the flight of the unmanned aerial vehicle.
Owner:FUJIAN UNIV OF TECH
Statistical machine translation method with error self-diagnosis and self-correction functions
ActiveCN102799579AImprove work efficiencyImprove practicalitySpecial data processing applicationsSelf-diagnosisMachine translation
The invention discloses a statistical machine translation method with error self-diagnosis and self-correction functions. The method comprises the following steps: firstly, defining the translation error type, training an error classifier, carrying out translation error classifying on a test set, then mapping the translation error from a target language terminal to a source language terminal and constructing a repeated word graph network, optimizing the repeated word graph network of the source language, and finally, carrying out word graph decoding to obtain a self-correction result. Compared with the current statistical machine translation method, according to the statistical machine translation method with error self-diagnosis and self-correction functions, the translation error rate is effectively lowered, and the translation performance is improved.
Owner:天津华译语联科技股份有限公司
Method for calling and configuring imaging satellite resources
The invention discloses a method for calling and configuring imaging satellite resources. The method specifically includes the steps that task allocation problems are classified into one of a capacity overload problem, an energy overload problem, an energy and capacity overload problem and an energy and capacity non-overload problem according to the difference of the imaging satellite resources and extraction of features of the task allocation problems; the task allocation problems are solved by means of an algorithm engine, and the rapid selection of solving operators of the problems can be achieved according to different achievement effects of historical solution operators of the same type of problems recorded in a problem operator knowledge base in the solving process. According to the method for calling and configuring the imaging satellite resources, the scheme that how to schedule a satellite can be provided, and the utilization rate of the satellite resources can be improved.
Owner:NAT UNIV OF DEFENSE TECH
Temperature-control released snow-melting agent microcapsule and preparation method thereof
InactiveCN103865487AControl channel sizeIntelligentOther chemical processesMicroballoon preparationSolventChemistry
The invention discloses a temperature-control released snow-melting agent microcapsule and a preparation method thereof. The preparation method comprises the steps of preparing a microcapsule in which macromolecular polymer coats snow melting substances by adopting an emulsion-solvent evaporation method, then grafting and polymerizing temperature-sensitive molecules to the surfaces and pore passages of the microcapsule by adopting an ultraviolet grafting method, to obtain the temperature-control released snow-melting agent microcapsule. The temperature-sensitive molecules of the temperature-control released snow-melting agent microcapsule can be swelled or shrunk along with the change of external temperature, the snow-melting agent can be slowly released so as to melt icy snow, so that the snow melting agent has intelligentization, the high-molecular polymer on the surface has stronger adsorption capability, and can adsorb a part of released snow melting substances so as to promote the long-lasting snow melting and ice removal, so that the usage amount of the snow-melting agent can be decreased, and the problem that the snow melting substances are easily scoured by rainwater and cannot be released for a long time can be solved. The temperature-control released snow-melting agent microcapsule can be applied in a pavement asphalt mixture, a microsurfacing position, a slurry seal, an ultrathin wearing layer, and forms a temperature-control released intelligent pavement material.
Owner:SHAANXI NORMAL UNIV
Seam tracking method based on template matching
InactiveCN103008881AQuality assuranceEasy to operateLaser beam welding apparatusTemplate matchingLaser imaging
The invention discloses a seam tracking method based on liner laser imaging, and the seam tracking method comprises the following steps of step1, equipment calibration: adjusting a linear laser source generator, adjusting the position of a welding gun, fixing a charge coupled device (CCD) camera right in front of the welding gun, collecting an image and transmitting the collected image to a computer; step 2, setting a template; step 3, setting an interesting area; step 4, carrying out the template matching and acquiring a position deviation of the center of a weld seam; step 5, if an image which is matched with the template is found, compensating the deviation of the position of the welding gun; step 6, returning to the step 3 if no image which is matched with the template is found; and step 7, stopping a motor if the finding times of the image which is matched with the template is greater than a set threshold value. Due to the adoption of the seam tracking method, the position of a seam can be precisely positioned in the welding position, the seam tracking accuracy and reliability can be improved, the method is applicable to the tracking of the seams in different shapes, and a purpose for automatically tracking the seam in the welding process can be realized.
Owner:THE 45TH RES INST OF CETC
Machine vision-guided laser gear chamfering contour measurement apparatus and measurement method thereof
InactiveCN105043288AClear structureReduce manufacturing costUsing optical meansMeasurement deviceMachine vision
The present invention provides a machine vision-guided laser gear chamfering contour measurement apparatus, which comprises a machine vision calibration device, a measurement workbench, a gear chamfering contour measurement device and a data acquiring and processing device. The machine vision calibration device comprises a light source module. The light source module is arranged on the measurement workbench. A Z-axis adjustment mechanism is arranged at one side of the measurement workbench. One end of the Z-axis adjustment mechanism is provided with an industrial camera. The industrial camera is connected with the data acquiring and processing device through a USB data line interface. The gear chamfering contour measurement device comprises an X-Y movement platform at one side of the measurement workbench. The Z-axis measurement workbench arranged on the X-Y movement platform is connected with the X-Y movement platform. The Z-axis measurement workbench is provided with a laser displacement sensor. The laser displacement sensor is connected with the data acquiring and processing device through a data line. The apparatus enables the non-contact type measurement, and is accurate in measurement result and low in manufacturing cost.
Owner:TIANJIN UNIV OF SCI & TECH +1
System and method for monitoring outdoor display screen by using video image and/or digital photo
ActiveCN102184694AReduce maintenance timeImprove normal and efficient operationStatic indicating devicesClosed circuit television systemsDigital picturesTelecommunications equipment
The invention relates to a system and a method for monitoring an outdoor display screen by using a video image and / or a digital photo. The system is provided with an image acquisition device, an image monitoring device and a communication device, wherein the image acquisition device is arranged on the front side of the outdoor display screen; and the image monitoring device is connected with the image acquisition device and is provided with an intelligent image identification module, a communication protocol processing module and an intelligent judging and comparing module. The monitoring method comprises the following steps that: the image acquisition device shoots a display content of the outdoor display screen in real time and transmits the shot video and / or digital photo to the image monitoring device; the image monitoring device carries out two types of identification of a point-to-point lattice or an integrated image-text content on the video or the digital photo, and compares aprocessed display screen image lattice file with the original image file of a control center to judge whether the display screen image lattice file is displayed correctly; if a display fault is found, the number of fault lattices is checked in detail to obtain the correct working rate of a light-emitting diode (LED) of the outdoor display screen and automatically generate an alarm signal; and thealarm signal is transmitted to the control center by the communication device, so that maintenance personnel eliminates the fault in time.
Owner:BEIJING SULIANKE COMM EQUIP
Automatic detecting and early warning method for track foreign matter invasion based on Internet of Things technology
ActiveCN105799740ALittle environmental disturbanceProcessing speedCharacter and pattern recognitionRailway signalling and safetySelf adaptiveInternet of Things
The invention provides an automatic detecting and early warning method for track foreign matter invasion based on the Internet of Things technology. The method comprises the specific implementation step A of setting up a pavement video monitoring system and a vehicle-mounted video monitoring system; the step B of monitoring a road network in real time, transmitting video signals wirelessly and carrying out self-adaptive feedback; the step C of processing cloud data and vehicle-mounted data, detecting foreign matter invasion, recognizing the foreign matter invasion and giving an alarm; the step D of sharing full road network information, controlling driving when the foreign matter invades, and dispatching driving of the related road network.
Owner:ZHEJIANG UNIV
Wireless local area network on-site bus network control station
InactiveCN1567114ASupport hot swapSupport plug and play technologyTotal factory controlElectric digital data processingAutomatic controlDistributed structure
This invention relates to auto-control field, which in detail is used to a wireless LAN on-site bus net control station. It comprises main control station and I / O module, wherein, its main control station runs the wireless LAN on-site bus agreements and accomplishes the distribution I / O control through I / O module controller and receives and transmits data to Ethernet through wireless LAN transmission module. The I / O module is to accomplish the collection and conversion of the on-site signals. It is based on intelligence control device of the wireless Ethernet and turns the DCS total distributed system structure into new type of total distribution structure to completely distribute the control into the on site by network control station. This invention especially applies to old industry control system reconstruction to make it possible for old enterprises to enter the new time of on-site bus.
Owner:无锡中科泛在信息技术研发中心有限公司
Energy-conserving intelligent all-weather road traffic signpost and control method
InactiveCN101398992AAvoid traffic accidentsReduce traffic accidentsPoint-like light sourceElectric circuit arrangementsMicrocontrollerEngineering
The invention provides an intelligent all-weather traffic sign and a control method thereof. An energy-saving and intelligent all-weather traffic sign comprises an optical sensing unit, and a brightness control switch of LED lamps, a singlechip and an LED assembled lamp; the optical sensing unit and the brightness control switch of the LED lamps are respectively connected with the corresponding pins of the singlechip, the LED assembled lamp is connected with the brightness control switch of the LED lamps, the optical sensing unit is used for collecting light intensity signals, sending the original light intensity signals to the singlechip regularly, calculating the current light intensity grading compared with the basic value, triggering the brightness control switch of the LED lamps on the different pins to output different modulating voltages, so as to control different brightness and display different sign shapes. The invention has the effects and advantages of (1) effectively avoiding and reducing traffic accidents, (2) having certain intelligence and self-adaptability, (3) having 'all-weather' capability and (4) effectively saving electrical energy.
Owner:ZHEJIANG UNIV CITY COLLEGE
PH value monitoring wireless sensing network (WSN) node device for preventing secrete drainage of sewage and monitoring method
InactiveCN103245766AImprove work efficiencyIntelligentWithdrawing sample devicesTesting waterPower switchingSewage
The invention discloses a PH value monitoring wireless sensing network (WSN) node device for preventing secrete drainage of sewage and a monitoring method. The PH value monitoring WSN node device comprises a floating ball floating in water in a sealed manner and a square shell which is fixedly connected with the bottom of the floating ball and is immersed in the water, wherein an antenna bracket table and a communication antenna are fixedly arranged in an upper half ball cover; a charging interface and a power switch are arranged on the antenna bracket table; a circuit board is fixed at the bottom in a lower half ball cover; a water storehouse is arranged at the bottom in the square shell; a water feeding storehouse is arranged on one side of the upper part of the water storehouse; a magnet valve is arranged between the water feeding storehouse and the water storehouse; the lower end of a PH value sensor extends into and is suspended in the water feeding storehouse; an electromagnet bracket fixed on the inner wall of the square shell is arranged on the upper part in the square shell; an electromagnet is supported on the electromagnet bracket; the upper end of a spring is fixedly connected with the electromagnet bracket, and the lower end of the spring is connected with the magnet valve just under the electromagnet; and when the PH value of a target water domain reaches an abnormal alarm threshold value, the valve can automatically open and collect samples with low water quality.
Owner:JIANGSU UNIV
Unmanned vehicle environment itemized performance testing system and testing method
The invention relates to an unmanned vehicle environment itemized performance testing system and testing method, and aims to provide a method for testing common obstacles of an unmanned vehicle under an outdoor driving condition, thereby planning a driving path of a vehicle conveniently and improving the independent capability of driving the unmanned vehicle outdoors. Whether the vehicle is completely in conformity with the hardware condition of an unmanned vehicle by virtue of the patrol run test, track change test in encountering obstacles, turning left (right) test, curve track running test in patrolling obstacles, test for recognizing a stop line in encountering red lights, test for accelerating and slowing down urgently, test for recognizing road signboards, test for recognizing ground mark lines, test for recognizing zebra crossings, curve road running test in patrolling lane lines by the unmanned vehicle.
Owner:BEIJING UNION UNIVERSITY
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com