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30results about How to "Real-time navigation" patented technology
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AGV (Automatic Guided Vehicle) navigation method and device constructed by laser guidance map
ActiveCN105094130AReal-time navigationGuaranteed navigation accuracyPosition/course control in two dimensionsLaser rangingReal time navigation
The invention discloses an AGV navigation method and device constructed by a laser guidance map. The method comprises the following steps that a topology map, a geometric map and a target terminal point of an AGV of a work area are obtained; positioning information, measured by a laser range finder and a speedometer, of the AGV is obtained, and the positioning information comprises position coordinate and self-positioning pose of the AGV; a global programming path is generated according to the positioning information and the topology map; and a grid map related to the position coordinate of the AGV is obtained according to the positioning information, and an instruction for indicating movement of the AGV is generated according to the global programming path. Real-time navigation of the AGV can be realized by obtaining positioning information of the AGV by the laser range finder and the speedometer, and it is not required to add other navigation guiding material or structure to the work area of the AGV.
Owner:INST OF INTELLIGENT MFG GUANGDONG ACAD OF SCI
Dynamic parking lot parking space management system
ActiveCN106157689AReal-time navigationShorten the timeIndication of parksing free spacesHigh level techniquesTime informationParking area
The invention relates to a dynamic parking lot parking space management system. The dynamic parking lot parking space management system comprises a server-side for receiving real-time information sent from a parking lot, sending information that vehicles go in or out of the parking lot to the parking lot and sending usable parking space information to the server-side in real time, a client-side for receiving the information sent by the server-side, meanwhile cooperating with a positioning system to receive a its position, obtain suitable usable parking space information through calculation of the server-side, performing navigation guide for vehicles and guiding the vehicles to go towards arranged parking spaces, a positioning system for obtaining the information of the positions where the vehicles are located in real time, sending the information to the server-side and the client-side in real time to facilitate screening calculation performed by the server-side and cooperating with the real-time information of the positions where the vehicles are located and current selected parking space information to conduct navigation operation on the client-side. The dynamic parking lot parking space management system is suitable for intelligentized parking management.
Owner:SHANGHAI JIAO TONG UNIV
Navigation device for optimizing routes by utilization of weather forecast information, navigation system and method
ActiveCN105466440AEnhanced Predictability and ReliabilityOptimize weather navigation pathInstruments for road network navigationGps navigationInput/output
The invention discloses a navigation device for optimizing routes by utilization of weather forecast information, a navigation system and a method. The navigation device comprises a network communication module, an input / output gear, a GPS navigation module, a power source module providing working power, a route analysis unit and a navigation warning unit which are separately connected to a processor. The navigation system comprises a network map server, a weather information server and the navigation device. The invention also discloses the method of navigating by utilizing the navigation device and the system. According to the device, the system and the method, improvements are made on a traditional navigation technique, the weather forecast information is adopted as one of main factors considered for navigation, a traditional navigation route is regulated and modified in real time through the weather forecast information, and the network map is labeled with the weather forecast information of each area in real time on the basis of area distinguishing and time distinguishing, thus achieving real-time navigation based on weather conditions and enhancing predictability and reliability of travel information.
Owner:AIGO ELECTRONICS TECH
Dynamic differential positioning method based on map matching for mobile communication terminals
ActiveCN106454722ALow costPrecise dynamic matching positioningInstruments for road network navigationLocation information based serviceLongitudeComputer science
The invention discloses a dynamic differential positioning method based on map matching for mobile communication terminals. The method comprises the following steps of acquiring information of surrounding base stations; according to the acquired base station information, using a base station information database to find the latitude and longitude coordinates of surrounding base station points; calculating the latitude and longitude coordinates of a mobile communication terminal; according to the latitude and longitude coordinates of the mobile communication terminal, marking the position of the mobile communication terminal in a map, removing historical position coordinates which too much deviate from a fitting trajectory and fitting remaining historical positions to form a motion trajectory; contrasting the fitted trajectory with the direction angles and the distance differences of roads in the map, matching the closest street road and removing position points which deviate from the matched road much more on the motion trajectory; and drawing the standard path on the map and repeating the previous steps. The invention adopts the differential way to carry out the data fitting, makes the positioning more accurate, also reduces the cost of positioning, and effectively solves the problem of base station positioning and navigation being difficult.
Owner:SOUTH CHINA UNIV OF TECH
Robot embedded computing terminal integrated with high precision navigation positioning and deep learning
ActiveCN108776474AContinuous real-time positioningContinuous real-time path planningAutonomous decision making processPosition/course control in two dimensionsRadarComputer terminal
The invention relates to a robot embedded computing terminal integrated with high precision navigation positioning and deep learning. The embedded computing terminal is characterized by comprising a core processing unit Jetson chip, an FPGA chip, an embedded ARM module and multiple types of sensors which are integrated, wherein the sensors comprise a GNSS satellite navigation module, an IMU inertial navigation module, a laser radar device and a camera, the core processing unit Jetson chip is connected with the camera and the laser radar device, the FPGA chip is connected with the GNSS satellite navigation module, the IMU inertial navigation module and the embedded ARM module, and the embedded ARM module is connected with a servo motor of a control robot. The embedded computing terminal isadvantaged in that realization of the real-time high-precision positioning result solution can be supported, and environment sensing and mission planning of the robot are realized.
Owner:中山赛伯坦智能科技有限公司 +2
Mobile intelligent tour guiding and navigating system based on cloud server
ActiveCN105007320AComprehensive and effective travel self-serviceImplement voice playback promptsTransmissionLocation information based serviceLogic moduleService module
The invention discloses a mobile intelligent tour guiding and navigating system based on a cloud server. The mobile intelligent tour guiding and navigating system comprises a mobile terminal, an interface server and a cloud server, wherein the mobile terminal communicates with the interface server and the cloud server through a network; the mobile terminal comprises an interface module, a data storage module, a communication module, a navigation server module and a service logic module, the interface module communicates with the service logic module, the service logic module further communicates with the data storage module and the communication module, the navigation service module transmits navigation data to the interface module and the data storage module, and when the communication module communicates with the interface server, the communication module transmits the data to the data storage module. The mobile intelligent tour guiding and navigating system based on the cloud server aims to provide users with comprehensive and effective tour self-help services; the mobile intelligent tour guiding and navigating system has a function of positioning the users so as to be capable of implementing automatic scenic spot voice playing, touring line planning and warning message pushing.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Optical coherence tomography based microsurgical operation system and navigation method
InactiveCN103892919AOvercoming Resolution DeficienciesMatch resolution requirementsDiagnostic recording/measuringTomographyOperation microscopesSurgical site
The invention discloses an optical coherence tomography based microsurgical operation system and a navigation method. The microsurgical operation system comprises an objective lens, an operation microscope unit, an optical coherence tomography unit, a processor and an output unit. The operation microscope unit is configured to perform two-dimensional imaging in an operative region via the objective lens. The optical coherence tomography unit is configured to perform two-dimensional tomography imaging in the operative region via the objective lens, and an imaging view of the optical coherence tomography unit is calibrated according to an imaging view of the operation microscope unit. The processor is configured to acquire navigation information on the basis of a two-dimensional imaging result of the operation microscope unit and a two-dimensional tomography imaging result of the optical coherence tomography unit, and the navigation information includes information of the operation region for performing operation and positions of surgical instruments used for operation on the operative region. The output unit is configured to output navigation information to guide the operation instruments to reach the operative region.
Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI
Hand-drawn map-based intelligent guide and navigation system of Android system
ActiveCN105025101AComprehensive and effective travel self-serviceImplement voice playback promptsLocation information based serviceTransmissionData managementNavigation system
The invention discloses a hand-drawn map-based intelligent guide and navigation system of an Android system. The hand-drawn map-based intelligent guide and navigation system includes a mobile terminal, an interface server and a data management system; the mobile terminal communicates with the interface server and the data management system through a network; and the mobile terminal includes an interface module, a data storage module, a communication module, a navigation service module and a business logic module, wherein the interface module communicates with the business logic module, the business logic module communicates with the data storage module and the communication module respectively, the navigation service module transmits navigation data to the interface module and the data storage module, and the communication module communicates with the interface server and transmits data to the data storage module. The objective of the invention is to provide comprehensive and effective self-help tourism services for users. The system has a user positioning function, so that autonomous scenic spot speech broadcasting, tour route planning and warning message push can be realized.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Six-degree-of-freedom acupuncture robot for internal use of magnetic resonance imager
PendingCN109965949AReal-time navigationThe puncture process is stable and reliableSurgical needlesComputer-aided planning/modellingAcupunctureResonance
The invention discloses a six-degree-of-freedom acupuncture robot for internal use of a magnetic resonance imager. The six-degree-of-freedom acupuncture robot comprises a Cartesian module, a swing module and an acupuncture module; the swing module is fixed onto the Cartesian module, the acupuncture module is fixed onto the swing module, the Cartesian module is used for controlling the motion of the swing module in X direction, Y direction and Z direction, and the X direction, the Y direction and the Z direction are perpendicular to one another; the swing module is used for controlling the acupuncture module to swing horizontally; the acupuncture module is used for controlling the pitching motion and the needle movement of the acupuncture module. Various forms of non-magnetic ultrasonic motor drive is adopted, prostate puncture with the desired position and posture can be realized, and based on the characteristics of power off and self-locking of an ultrasonic motor, adding of an extralocking device to keep the position is not needed; the overall system of the six-degree-of-freedom acupuncture robot is simple and compact and easy to miniaturize.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Autonomous propulsion type soft robot main body
ActiveCN108652570AImprove comfortImprove operational safetyProgramme-controlled manipulatorSurgeryHeart cavityBody cavity
The invention provides an autonomous propulsion type soft robot main body, which comprises a pipe body, wherein the inner part of the pipe body is provided with, in the axial direction, a pipe body cavity and: at least one propulsion structure, wherein the at least one propulsion structure includes a first driving unit, a second driving unit and a third driving unit which are fixedly and uniformlyarranged on the peripheral wall of the pipe body cavity in the axial direction of the pipe body and relative to the axial center of the pipe body cavity, the first driving unit, the second driving unit and the third driving unit can respectively extend or contract in the axial direction of the pipe body; at least two supporting structures, wherein at least one propulsion structure is arranged between every two adjacent supporting structures, the supporting structures are fixedly connected with the propulsion structures and are arranged on the outer peripheral wall of the pipe body cavity, andis used for fixing at least one end of the main body of the autonomous propulsion type soft robot on the cavity, thereby providing support for the main body of the autonomous propulsion type soft robot. The autonomous propulsion type soft robot main body can reduce the harm to the human body cavity and reduce the operation risk.
Owner:TSINGHUA UNIV
Intelligent guiding device and system
PendingCN109994192AEasy to carryEasy to useHealthcare resources and facilitiesReal time navigationComputer terminal
The invention belongs to the field of medical technology, and provides an intelligent guiding device and a system. The intelligent guiding device comprises a binding module, an interaction module, a positioning module, a signing-in module, a planning module, a communication module and a server. The output ends of the binding module, the interaction module, the positioning module, the singing-in module, the planning module and the communication module are in signal connection with the input end of the server. The intelligent guiding device and the system have advantages of preventing queuing and crowding in a self-service registering and fee paying terminal area, improving diagnosis experience, reducing cross infection risk, realizing real-time navigation through adding the positioning module, supplying real-time route guidance to patients for preventing route errors, saving time in searching a clinical room, realizing automatic signing-in and queuing when a user reaches a signing-in required area or a queuing number-taking area through adding the signing-in module, and preventing useless waiting of the patient caused by misunderstanding to a diagnosis process and forgetting to perform signing-in or registering.
Owner:祝田奇奇
Intelligent tour-guiding and view-guiding system based on hand-drawn map
ActiveCN105021186AComprehensive and effective travel self-serviceImplement voice playback promptsNavigation instrumentsMessage deliveryData management
The invention discloses an intelligent tour-guiding and view-guiding system based on a hand-drawn map; the system includes a mobile terminal, an interface server and a data management system; the mobile terminal is communicated with the interface server and the data management system through the network; the mobile terminal includes an interface module, a data storage module, a communication module, a navigation service module and a business logic module, the interface module is communicated with the business logic module, the business logic module is also communicated with the data storage module and the communication module, the navigation service module transmits navigation data to the interface module and the data storage module respectively, and the communication module is communicated with the interface server and transmits data to the data storage module. The intelligent tour-guiding and view-guiding system based on the hand-drawn map aims at providing comprehensive and effective self-service tourism to users. Because the system has a user positioning function, independent scenery spot voice broadcast, touring route planning and early warning message delivery can be achieved.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Smart phone guiding system based on Internet of Things
InactiveCN108694678AReal-time audio commentaryReal-time route navigationData processing applicationsAdvertisingThe InternetTime control
The invention discloses a smart phone guiding system based on the Internet of Things in the technical field of a mobile phone guiding system. The electrical output of a time control module is connected to a GPS positioning module, the map module is connected with a periodical update module and an artwork drawing module separately in an electric input mode, a central processing system is connectedwith a query statistics subsystem and a clip dubbing module separately in an electric input mode, the central processing system is connected with an explaining subsystem, a data storage module, a background management module, a mobile intelligent terminal, a route planning module and an information display module separately in an electric output mode. The system can support real-time positioning in the scenic area, real-time voice explanation and route navigation in the scenic area, the voice explanation is rich in content, and has high story and fun, GIS data production is standard, the location is positioned accurately, the route navigation is accurate, and the hand-painted map fits the characteristics of the scenic area and displays the scenic area more vividly and attractively.
Owner:苏州东方智旅信息科技有限公司
Library book positioning system and method
PendingCN107025478AReal-time positioningFind quicklyCo-operative working arrangementsNear-field in RFIDReal time navigationEconomic benefits
The present invention provides a library book positioning system and method. According to the present invention, by a digital map, the concrete positions of the books can be queried and positioned; the concrete positions of the persons and the books in a library are positioned real-timely; by arranging the Bluetooth modules which are in matrix arrangement to identify and position the concrete positions of the intelligent portable devices in the library, the positioning precision is high, the real-time navigation can be provided, and the books can be found conveniently and rapidly. The system and the method are correlated with a book management system mutually, thereby updating the position information of the books real-timely. By an RFID technology, the books can be checked conveniently and rapidly. The library book positioning system and the library book positioning method of the present invention are low in cost and wide in application, and have the remarkable actual popularization economic benefits.
Owner:武汉华高信息技术有限公司
Ophthalmic surgery navigation system
ActiveCN111616800AImprove visual recovery after surgeryAvoid Manual LabelingEye surgeryDiagnosticsOphthalmology departmentImaging processing
The invention provides an ophthalmic surgery navigation system. The ophthalmic surgery navigation system provides eye position and rotation information for an intraoperative doctor through integrationwith a surgical microscope, and assists a doctor in performing surgery. According to the system, surgery video is obtained in real time based on an artificial intelligent image processing algorithm,the current frame of image is tracked based on extraction of a plurality of target areas or features, accumulated errors are corrected according to reference images, and finally, information such as eye scaling, displacement, rotation and non-rigid deformation is determined. Eye position information is projected into a surgical microscope, real-time, continuous, automatic and accurate navigation of surgery is achieved, manual marking is avoided, personalized ophthalmic surgery is achieved, surgical quality is improved, and postoperative visual recovery of patients is improved.
Owner:UNIV OF ELECTRONICS SCI & TECH OF CHINA +1
Mobile intelligent tour guide system based on cloud server
ActiveCN105007320BComprehensive and effective travel self-serviceImplement voice playback promptsTransmissionLocation information based serviceCloud baseMobile end
The invention discloses a mobile intelligent tour guide system based on a cloud server, comprising: a mobile terminal, an interface server and a cloud server; the mobile terminal communicates with the interface server and the cloud server through a network; the mobile terminal includes an interface module, a data storage module, a communication Module, navigation service module and business logic module, the interface module communicates with the business logic module, the business logic module also communicates with the data storage module and the communication module respectively, and the navigation service module transmits the navigation data to the interface module and the data storage module respectively , the communication module communicates with the interface server and simultaneously transmits data to the data storage module; the invention is a mobile intelligent tour guide system based on a cloud server, and aims to provide users with comprehensive and effective travel self-service. Since this system has the function of locating users, it can realize voice playback of independent scenic spots, tour route planning and early warning message push.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Walking navigation method based on directed label
PendingCN111397618AReduce processing loadWith path planningInstruments for road network navigationThe InternetEngineering
The invention discloses a walking navigation method based on a directed label, which comprises the following steps that: 1, a user opens a lightweight electronic navigation map through navigation software in a mobile terminal and inputs a destination position; 2, the user turns on a camera on the mobile terminal through the navigation software to scan a directed label at the intersection, and judges the current position and orientation according to the position and direction information contained in the directed label; 3, the user searches a corresponding destination vertex and a current position vertex in the lightweight electronic navigation map according to the current position and orientation obtained by the user and the input destination position, and plans a shortest path; and 4, theuser selects a branch road of the current intersection according to the planned shortest path, and navigation guide information is accurately presented on the lightweight electronic navigation map according to the current orientation to enable the user to quickly complete the navigation. According to the invention, the processing load of a user on a large amount of information in the way-findingprocess is reduced, and the method does not depend on the Internet.
Owner:NANJING SOARING CYBER REALITY INNOVATION CENT CO LTD
Smart tour guide system based on hand-drawn map android system
ActiveCN105025101BComprehensive and effective travel self-serviceImplement voice playback promptsTransmissionLocation information based serviceMobile endData management
The invention discloses an intelligent tour guide system of Android system based on hand-drawn maps, comprising: a mobile terminal, an interface server and a data management system; the mobile terminal communicates with the interface server and the data management system through a network; the mobile terminal includes an interface module, a data management system Storage module, communication module, navigation service module and business logic module, the interface module communicates with the business logic module, the business logic module communicates with the data storage module and the communication module respectively, and the navigation service module transmits the navigation data to the interface module and data storage respectively module, the communication module communicates with the interface server and transmits data to the data storage module at the same time; the present invention is an intelligent tour guide system based on a hand-drawn map based on an Android system, and aims to provide users with comprehensive and effective travel self-service. Since this system has the function of locating users, it can realize voice playback of independent scenic spots, tour route planning and early warning message push.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Hand-painted map intelligent tour guide system based on ios system
ActiveCN105025100BComprehensive and effective travel self-serviceImplement voice playback promptsTransmissionLocation information based serviceMobile endData management
The invention discloses a hand-drawn map intelligent tour guide system based on an iOS system, comprising: a mobile terminal, an interface server and a data management system; the mobile terminal communicates with the interface server and the data management system through a network; the mobile terminal includes an interface module, a data storage Module, communication module, navigation service module and business logic module, the interface module communicates with the business logic module, the business logic module also communicates with the data storage module and the communication module respectively, and the navigation service module transmits the navigation data to the interface module and the The data storage module and the communication module communicate with the interface server and transmit the data to the data storage module at the same time; the invention is a hand-drawn map intelligent tour guide system based on the iOS system, aiming to provide users with comprehensive and effective travel self-service. Since this system has the function of locating users, it can realize voice playback of independent scenic spots, tour route planning and early warning message push.
Owner:SHANDONG WISDOM TRAVEL CULTURE MEDIA CO LTD
Palmtop map-based browser
InactiveCN101604320BReduce redundancyImprove usabilityMaps/plans/chartsSpecial data processing applicationsPersonalizationGlobal Positioning System
Owner:EAST CHINA NORMAL UNIV
Cloud computing navigation system
PendingCN110319842AReal-time navigationPrecise positioningInstruments for road network navigationTransmissionLoudspeakerReal time navigation
The invention discloses a cloud computing navigation system. The cloud computing navigation system comprises a cloud computing navigation system body, a navigator bracket and a navigator, wherein thenavigator, a suction cup A, a navigator bottom bracket, a suction cup B, the navigator bracket, a touch control display, a loudspeaker, a hardware system, a data acquisition system, a calculation module, a road information acquisition module, an A\D conversion module, a high-speed cache module, a CPU module, a cloud server, a storage module, a GPS module, a USB module, an output system, an image processor, a display module, a voice converter, a buzzer and a power jack are arranged on the cloud computing navigation system body; the GPS module is arranged on the cloud computing navigation systembody and is used for positioning; the road information acquisition module submits collected data information to the cloud server; and the cloud server rapidly calculates and converts the data information and uploads the data information to the navigator. The real-time navigation is realized; the positioning is accurate; and the signal delay is shortened.
Owner:启东威艾信息技术有限公司
Image processing method and system, computer equipment and storage medium
PendingCN114418960AReal-time navigationImage enhancementImage analysisComputer equipmentBiomedical engineering
The invention relates to an image processing method and system, computer equipment and a storage medium. The method comprises the following steps: acquiring a real-time image of a target area, wherein the real-time image comprises a first target object and a second target object; obtaining a pre-generated standard image; matching and fusing the standard image and the real-time image according to the first target object to obtain a current image; and displaying the second target object in the current image according to the position of the second target object in the real-time image. By adopting the method, the image with the implant in the operation can be updated in real time, so that the navigation in the operation can be realized through the image collected in the operation.
Owner:SUZHOU MICROPORT ORTHOBOT CO LTD
Performance Navigation Method Based on Unified Airborne Bus
The invention relates to a performance navigation method based on a unified airborne bus, which is used to solve the technical problem of poor real-time performance in time synchronization and navigation error fusion estimation of the existing performance navigation method. Its technical solution is to transform the navigation information obtained by different interfaces and buses into a unified bus and transmit it to the performance navigation processing center; the performance navigation processing center automatically classifies redundant navigation signals to the Vertical and horizontal performance navigation analysis module; according to the navigation information provided, the vertical and horizontal performance navigation module performs vertical and horizontal navigation error calculation respectively according to the model proposed by the present invention and the fusion estimation method of equivalent measurement; according to the navigation error, according to the performance navigation requirements , real-time navigation is realized in terms of time synchronization and navigation error fusion estimation.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
Navigation device, system and method for optimizing route using weather forecast information
ActiveCN105466440BOptimize weather navigation pathImprove predictive performanceInstruments for road network navigationReal time navigationGps navigation
The invention discloses a navigation device for optimizing routes by utilization of weather forecast information, a navigation system and a method. The navigation device comprises a network communication module, an input / output gear, a GPS navigation module, a power source module providing working power, a route analysis unit and a navigation warning unit which are separately connected to a processor. The navigation system comprises a network map server, a weather information server and the navigation device. The invention also discloses the method of navigating by utilizing the navigation device and the system. According to the device, the system and the method, improvements are made on a traditional navigation technique, the weather forecast information is adopted as one of main factors considered for navigation, a traditional navigation route is regulated and modified in real time through the weather forecast information, and the network map is labeled with the weather forecast information of each area in real time on the basis of area distinguishing and time distinguishing, thus achieving real-time navigation based on weather conditions and enhancing predictability and reliability of travel information.
Owner:AIGO ELECTRONICS TECH
Panel PET imaging device with window
ActiveCN106923860AImaging in real timeReal-time diagnosisTomosynthesisComputerised tomographsPet imagingEngineering
The invention provides a panel PET imaging device with a window. The device comprises a first panel, a second panel and a support device. The first panel is plate-shaped and made by orderly arrangement of multiple PET detectors. The first panel is provided with at least one window. The second panel is plate-shaped and made by orderly arrangement of multiple PET detectors and parallel to the first panel. The first panel and the second panel are fixed on the support device. The panel PET imaging device with the window has the following beneficial effects: by arranging the window on a panel PET, real-time location and scanning effect is ensured while space is provided for radiation oncology and other operation; and real-time diagnoses and positioning navigation can be achieved without affecting treatment operation.
Owner:RAYCAN TECH CO LTD SU ZHOU
Airborne bus performance navigation method
ActiveCN107211582BReal-time navigationInstruments for road network navigationAir navigationReal-time computing
The invention relates to an airborne bus performance navigation method, which is used to solve the technical problem of poor real-time performance in time synchronization and navigation error fusion estimation of the existing performance navigation method. Its technical solution is to transform the navigation information obtained by different interfaces and buses into a unified bus and transmit it to the performance navigation processing center; the performance navigation processing center automatically classifies redundant navigation signals to the Vertical and horizontal performance navigation analysis module; according to the navigation information provided, the vertical and horizontal performance navigation module performs vertical and horizontal navigation error calculation respectively according to the model proposed by the present invention and the fusion estimation method of equivalent measurement; according to the navigation error, according to the performance navigation requirements , real-time navigation is realized in terms of time synchronization and navigation error fusion estimation.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
A road network change detection method
ActiveCN110400461BReal-timePrecise changeDetection of traffic movementGeographical information databasesSimulationRoad networks
The invention provides a road network change detection method, and belongs to the technical field of intelligent transportation. The method comprises the steps of: step S01, collecting vehicle trajectory data points, and sorting the same according to a time sequence; step S02, calculating a difference value between the two adjacent vehicle trajectory data points in time, determining and retainingthe vehicle trajectory data points of intersection turning; step S03, performing clustering on the vehicle trajectory data points of intersection turning to identify an urban intersection and an intersection type; and step S04, comparing the intersection information obtained in the step S03 with the intersection information on a map, and when it is determined that a new road or a disappearing roadexists, sending a road change signal to a surveying and mapping department terminal, so that the surveying and mapping department terminal updates the road network map. According to the road networkchange detection method provided by the invention, the detection information is comprehensive, new roads can be discovered, and disappearing roads can also be discovered, so that real-time detection of road network changes is really achieved.
Owner:FUJIAN UNIV OF TECH
A dynamic differential positioning method based on map matching for mobile communication terminals
ActiveCN106454722BLow costPrecise dynamic matching positioningInstruments for road network navigationLocation information based serviceEngineeringComputer vision
Owner:SOUTH CHINA UNIV OF TECH
AGV handling robot navigation method and device based on laser-guided map construction
ActiveCN105094130BReal-time navigationGuaranteed navigation accuracyPosition/course control in two dimensionsGlobal topologyPath generation
Owner:INST OF INTELLIGENT MFG GUANGDONG ACAD OF SCI
Microsurgery system guided by optical coherence tomography
InactiveCN103892919BOvercoming Resolution DeficienciesMatch resolution requirementsSurgical navigation systemsDiagnostic recording/measuringSurgical microscopeSurgical site
Provided are a microscopic surgery system and a navigation method guided by optical coherence tomography. The microscopic surgery system may include: an object lens; a surgical microscope unit configured to perform two-dimensional imaging on an area to operate on via the object lens; an optical coherence tomography unit configured to perform two-dimensional tomography imaging on the area via the object lens, with an imaging field calibrated according to that of the surgical microscope unit; a processor configured to obtain navigation information based on the two-dimensional imaging by the surgical microscope unit and the two-dimensional tomography imaging by the optical coherence tomography unit, the navigation information comprising positional information of a body part to operate on and a surgical instrument for operating on the body part; and an output unit configured to output the navigation information to guide the surgical instrument to the body part.
Owner:INST OF OPTICS & ELECTRONICS - CHINESE ACAD OF SCI
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