77results about How to "Realize location tracking" patented technology

The invention discloses a positioning method and a positioning system of multiple magnetic targets, at least two magnetic targets with a built-in permanent magnet are arranged, and a magnetic sensor array with the sensor number more than 5 times of the magnetic target number is arranged. The positioning method comprises following steps: A. space position of each sensor and magnetic induction strength data in each sensor position under the action of each magnetic target are obtained; B. the magnetic induction strength data obtained from the measurement and the Biot-Savart law are utilized for defining an error objective function; C. a nonlinear optimizing algorithm is utilized for searching the position and direction parameters of the magnetic targets, minimizing the error objective function, and obtaining positioning data of each magnetic target including the position and direction parameters. Simultaneously relative positioning of the measured targets is implemented according to the position data of the multiple magnetic targets in an absolute coordinate system, thus realizing precise positioning and tracing of built-in targets of moving objects or human bodies.

The invention relates to a multi-sensor TDOA passive positioning method based on GLMB filtering. In the prior art, ambient noises and measuring errors exist in observation data unavoidably, the prior art lacks prior knowledge of a tracking environment, the number of objects cannot be determined, whether the observation data is generated by a real or false object cannot be determined, and the real object that generates the observation data cannot be determined. Multiple pairs of sensors obtain time difference that the objects in the tracking area arrive at the sensor pairs, a multi-object observation model in an RFS framework is established, a GLMB filtering algorithm is selected in a multi-sensor multi-object positioning tracking system after the objects are measured, and positioning tracking for states and tracks of the multiple objects are realized.

The invention discloses a burglary-preventing device and a burglary-preventing method of a finished electric vehicle and a storage battery and belongs to the technical field of burglary prevention. The burglary-preventing device mainly comprises a sensing unit, a data processing unit, an alarm unit and a wireless transmission unit, wherein the sensing unit comprises a human body infrared sensor, a vibration sensor, an accelerated speed sensor, a GPS (Global Positioning System) module, a micro-switch, a normally close relay and the like; the data processing unit consists of a single chip computer and a peripheral circuit thereof; the alarm unit consists of an alarm device and a driving circuit thereof; the wireless transmission unit consists of the GPRS (General Packet Radio Service) module and a processing circuit thereof. The burglary-preventing device performs corresponding burglary-preventing feedback according to a signal of the sensing unit and sends related information to a mobile phone of a vehicle owner. The monitoring information of the device is plentiful, the defects of single function, easy attack and the like of the current burglary-preventing system are overcome, the reliability of burglary prevention is improved, and the burglary-preventing device and the burglary-preventing method can be used for tracing the electric vehicle after early alarm, burglary prevention and burglary when the electric vehicle is parked.

The invention relates to the technical field of intelligent traveling bags and in particular relates to an intelligent traveling bag with a solar power generation device. A solar thin-film cell is arranged on the outer side of a bag body; a power management module provides a working power supply for a processor, a Bluetooth communication module, a mobile communication module, an alarm and a GPS positioning module; the Bluetooth communication module, the mobile communication module, the alarm and the GPS positioning module are respectively connected with the processor so as to transmit signals; the mobile communication module is connected with a network server; the network server is connected with mobile phone APP software so as to transmit the signals; and the mobile phone APP software is in signal connection with the processor by virtue of the Bluetooth communication module. According to the solar thin-film cell and a wireless charging module, electric energy supply requirements of devices and working parts in the bag are met. A composite structure of leather is reasonably improved, so that the intelligent traveling bag can achieve the advantages of high tensile strength, high tearing strength, high wear resistance and the like.

The invention discloses a double-satellite tracking method and device for a moving target. A main satellite carries out radio direction finding on the moving target to obtain direction of arrival (DOA) of the moving target; the main satellite estimates signal arrival time difference (TDOA) and signal arrival frequency difference (FDOA) according to a target signal x(t), received by the main satellite itself, of the moving target and a target signal y (t), transmitted by an auxiliary satellite through inter-satellite communication, of the moving target; and the main satellite estimates position and speed of the moving target at each moment by utilizing a particle filtering algorithm according to the direction of arrival, the signal arrival time difference and the signal arrival frequency difference, so that not only positioning and tracking of the high-speed moving target in the air can be realized to obtain the position and speed of the moving target, but also recursive estimation of position and speed state quantity of the moving target, which cannot be realized in the prior art, can be realized, and result precision is improved greatly.

The invention discloses an electric vehicle management and control system based on radio frequency identification and intelligent video technology. The system comprises a radio frequency tag, a fixed radio frequency reader-writer and an image and video acquisition device, wherein the radio frequency tag is arranged on an electric vehicle and is used for storing the related information of the electric vehicle, the fixed radio frequency reader-writer is arranged at a designated road position and reads information stored in the radio frequency tag when the electric vehicle passes by, the image and video acquisition device is corresponding to the fixed radio frequency reader-writer, the radio frequency reader-writer and the image and video acquisition device are both connected with a background server. The management and control system is based on the RFID (radio frequency identification) and intelligent video technology, acquires the related information, location information and video image of electric vehicles in real time so as to form the trajectory library and video image database of each electric vehicle, and realizes efficient management and control on the electric vehicles through the comprehensive evaluation analysis of the data of the electric vehicles, thereby improving the level of social security management.

The invention provides an intelligent management system for a laboratory. The system comprises an intelligent bracelet, an intelligent terminal module and a cloud data module, wherein the intelligent terminal module and the cloud data module are wirelessly connected to the intelligent bracelet respectively, and the intelligent bracelet comprises a central processing module, a sensor module and a positioning module; the central processing module is used for receiving and storing information and meanwhile has a coordination effect on other modules during work, and the sensor module is connected with the central processing module, and used for detecting physical index information of a wearer of the intelligent bracelet and transmitting the physical index information to the central processing module for processing; the positioning module is connected to the central processing module, and used for locating the wearer of the intelligent bracelet in real time and transmitting the position information of the wearer of the intelligent bracelet to the central processing module for processing. The intelligent management system for a laboratory has the advantages of being high in intellectualization, and capable of achieving sharing of laboratory equipment, monitoring physical sign data of the wearer of the intelligent bracelet, and returning the physical sign data to a mobile phone application for data synchronization.

The present invention relates to the railway operating field, and in particular to a railway intelligent shunting operating system. A shunting hand-held terminal, a shunting instrument, a shunting locomotive integrated display, a data transmission base station, a video collection control unit, a shunting data collector, a shunting data server, and a ground monitoring terminal form a complete railway intelligent shunting operating system, which can assist and finally replace an existing shunting operating system that operates in an artificial signaling manner. The shunting data collector listens to signaling and voices of shunting operation; the video collection control unit collects video information of a shunting operation scene by automatically following a shunting operation team; the data transmission base station provides a data transmission platform for the shunting hand-held terminal, the shunting instrument, and a shunting locomotive separately; the shunting locomotive integrated display provides an omnidirectional information display service for a shunting driver; and the ground monitoring terminal provides synchronous quaternity display of video, voices, signaling, and shunting operation sheet data, and performs intelligent management and control over a shunting operation process.

The invention relates to the technical field of smart hand bags, and in particular relates to a hand bag intelligently connected with an application program (APP) of a mobile phone. A functional module comprises a solar thin-film cell, a storage battery, a wireless charging module and a power management module which are sequentially connected, wherein the solar thin-film cell is positioned at the outer side of a bag body; the power management module is used for providing a working power supply for a processor, a Bluetooth communication module, a mobile communication module, an alarm device and a global positioning system (GPS) positioning module; the Bluetooth communication module, the mobile communication module, the alarm device and the GPS positioning module are respectively connected with the processor for transmitting signals. The hand bag can realize location tracking and send out an alarm signal, and the position of the hand bag can be directly seen by means of the APP software of the mobile phone. The material of the bag body is improved, the bag made from the polyvinyl chloride (PVC) material has good tensile property and abrasive resistance, and the service life of the hand bag is greatly prolonged.

The invention provides an airborne dual-antenna direction measuring method and a device. The method comprises steps of acquiring a carrier wave phase position measuring and positioning method to calculate space coordinates of an airborne first antenna and an airborne second antenna; according to the space coordinates of the airborne first antenna and the airborne second antenna, calculating the direction vector, pointing to the airborne second antenna, of the airborne first antenna; and according to the direction vector, calculating the course angle and the pitching angle of a carrier. According to the invention, effects of all kinds of error interferences can be eliminated as far as possible; coordinates of two antennas can be quickly and precisely obtained; and by use of the course direction resolving method and the carrier wave relative positioning principle, it is quite easy to determine to-be-measured specific data.

The invention discloses a safety type safety box unlocked through a mobile phone. The safety type safety box comprises a box body. A surface door is arranged on the box body. An inner door is arranged in the surface door. A door opening region is arranged on the outer surface of the inner door. A keyboard password region is arranged on the door opening region. A fingerprint lock is arranged on one side of the keyboard password region. A password display region is arranged on the portion, above the keyboard password region, of the door opening region. A hidden camera is arranged in one side of the password display region. An infrared fully-through cover is arranged outside the password display region. A door opening single-chip microcomputer control region and a door opening mechanical region are arranged on the portion, corresponding to the door opening region, of the inner side of the inner door. The safety of the safety box can be achieved, the unlocking manner of the safety box can be simplified, passwords do not need to be memorized, and the user experience during use is better; and even when a stealer directly steals the safety box, the safety box can be positioned and tracked in a positioning and tracking manner, and the safety box can be successfully found.

The invention discloses an automatic tracking positioning lamp which comprises an electric box component, a transverse beam component, a lamp arm component and a lamp head component, wherein a control circuit board, a motor driver and a light source driver are arranged in the electric box component; the control circuit board controls the motor driver and the light source driver; the lamp head component is arranged on the lamp arm component and comprises a light source, a lamp barrel, a mounting ring, a reflective cup and a radiator; the light source is arranged on the radiator; infrared receiving sensors are arranged in the mounting ring; the lamp arm component comprises a connecting piece, an X-axis stepping motor and a Y-axis stepping motor; the X-axis stepping motor and the Y-axis stepping motor are respectively arranged on a left side wall and a right side wall of the connecting piece. With the four infrared receiving sensors, the Y-axis stepping motor and the X-axis stepping motor are arranged in the lamp head component, so that the lamp head component can be driven to rotate, a target is positioned and tracked, and the positioning is accurate.

The invention relates to an intelligent illuminating system which comprises a Zigbee terminal module set, an illuminating control device and a coordination server, wherein the Zigbee terminal module set can send a radio signal; the illuminating control device comprises a Zigbee router, a controller, a power source and a light source; the Zigbee router is connected to the controller; the controller is connected to the power source; the power source is connected to the light source; a set of positioning calculation software is arranged in the coordination server; and the positioning calculation software can process a shift signal into a positioning signal.

The invention discloses an information processing method and device, a memory medium and an electronic device. The information processing method is applied to the electronic device. The method comprises the steps of obtaining a monitoring result which indicates that the device is lost, wherein the monitoring result carries a preset identity; starting a timing function according to the monitoring result and obtaining timing duration; detecting whether the electronic device is connected with a network or not when the timing duration reaches first preset duration; generating first positioning information according to a first position at which the electronic device is located and the preset identity if the electronic device is connected with the network, and reporting the first positioning information through utilization of the network; and generating a reporting instruction according to the preset identity if the electronic device is not connected with the network, and broadcasting the reporting instruction, wherein the reporting instruction is used for instructing a target device receiving the reporting instruction to generate second positioning information according to a second position and the preset identity and report the second positioning information. A sending mode of a positioning position can be flexibly selected according to the network condition of a lost mobile phone,and the reliability is high.

The embodiment of the invention provides a dynamic tracking control method and device and control equipment, and the method comprises the steps of converting the relative position, obtained by an intelligent camera, of a target object into absolute position information through an established coordinate conversion model, and obtaining a tracking camera of which the longitude and latitude range corresponding to a visual angle comprises the absolute position; converting the absolute position information of the target object into relative position information relative to the tracking camera according to the coordinate conversion model, and controlling equipment parameter change to enable the target object to be kept in the middle position of a shot picture of the tracking camera, thereby realizing positioning tracking of the tracking camera on the target object. According to the dynamic tracking control scheme, the linkage function of other cameras in the system is realized by means of theidentification information of the intelligent camera for the target object and in combination with the established coordinate conversion model. The defects that in the prior art, background equipmentis needed for video analysis and processing, so that the processing amount is large, and tracking lags behind are overcome.

The invention discloses an indoor personnel positioning system for urban high-rise building fire rescue and a positioning method thereof, which belong to the technical field of building fire rescue. External beacons are arranged on the periphery of a high-rise building, and the position coordinates of a mobile terminal are determined according to the distance between the rescue mobile terminal andthe external beacons, so that accurate positioning of rescue personnel in the horizontal direction and the vertical direction is realized; meanwhile, a trajectory tracking unit is designed to establish a coordinate and time matrix of the rescue mobile terminal, and rescue personnel are positioned and tracked. Compared with the prior art, the indoor personnel positioning system for urban high-risebuilding fire rescue provided by the invention has the advantages that rescue personnel can be accurately positioned, the advancing track of the rescue personnel is tracked, the rescue personnel is prevented from getting lost, and the rescue efficiency is improved; meanwhile, the rescue personnel can be reminded to be far away from a fire source through accurate positioning of the rescue personnel, and the safety of the rescue personnel is guaranteed.

The invention relates to the field of articular cartilage injury repair and particularly relates to an adipose-derived stem cell transfected by a magnetic nanoparticle mediated IGF-I gene and a preparation method thereof. The method comprises three steps of ADSCs separation and culture, Fe3O4 MNPs preparation and in vitro transfection. The mediated IGF-I gene with an iron oxide magnetic nanoparticle as a vector is used for transfecting ADSCs to achieve over expression of IGF-I, and the homing rate of stem cells is improved by a dynamically rotating magnetic field in vitro in a targeting manner, and the iron oxide magnetic nanoparticle used in the research is a non-virus gene vector, has the advantages of being safe, harmless, high targeting and efficient and stable expression of a target gene, and the like, can be used for greatly improving the gene transfection efficiency, and more importantly can be used for solving the problem of low homing rate of ADSCs in a scaffold in an implant via the dynamically rotating magnetic field in vitro, and positioning and tracking the stem cell in vivo through magnetic resonance technology.

The invention relates to the technical field of bridge anti-collision and discloses a bridge warning method and system based on coordinate system locating and tracking. The method includes the following steps of S1, creating a planar coordinate system for a navigation channel; S2, conducting region partition on the planar coordinate system to divide the planar coordinate system into an effective coordinate area, a non-navigation channel area, a bridge pier protection area and a passable area; S3, determining the position of a ship in the planar coordinate system and judging the area where theship is located; S4, measuring the speed of the ship; S5, according to the position and speed of the ship, giving a warning. According to the bridge warning method and system, the specific position ofthe ship in the navigation channel can be located, collision prewarning can be conducted for the ship, and the prewarning accuracy is high; moreover, the system can still normally work under a poor environment with low visibility, strong wind, heavy rain and the like.

The embodiment of the invention provides a wearable acoustic detection and recognition system. The system comprises a conformal microphone array, an environment camera, a conformal ultrasonic sensor array, a main processor and a display control device. The system determines an operation instruction and locates an object in a to-be-detected space according to the echo information of the ultrasonicsignal sent by the ultrasonic sensor array. In addition, the main processor determines a positioning and tracking target according to the sound signal collected by the conformal microphone array and the environment video image collected by the environment camera. Moreover, the system further comprises a portable backpack which is used for containing the main processor and the power supply device and is internally provided with an interface and a connecting wire. Therefore, the microphone array, the ultrasonic sensor array and the camera are arranged on a wearable device; on one hand, the noisetarget in the space can be positioned and tracked, and on the other hand, all parts can be worn on the body of an operator in combination with the portable backpack and the wearable device, so that both hands of the operator are liberated, the operation complexity is simplified, and the operation agility is improved.

The invention provides a light guide device comprising a first stage rotary reflection component, a second stage rotary reflection component and a rotating control component. The rotating control component is used for controlling the first stage rotary reflection component and the second stage rotary reflection component to rotate around the own rotary shafts respectively or controlling the first stage rotary reflection component to rotate with the second stage rotary reflection component, and the rotary shafts are perpendicular to each other and are crossed in a crossed point; the optical axis of a final light beam and the optical axis of an incident light beam are perpendicular to the optical axis of a first reflection light, and the optical axis of the final light beam and the optical axis of the first reflection light penetrate the crossed point. The light guide device is convenient to install and is capable of being adaptive to the change of positions of the light source or target flexibly and positioning and tracking the light source or target, the light source acquiring efficiency is improved, and light weakening is avoided effectively.

The invention belongs to the field of GPS burglar alarms and provides an electric vehicle with an anti-theft function. The electric vehicle comprises a vehicle body, a motor and a battery, wherein the motor is arranged in the vehicle body, and the battery is used for driving the motor. The battery comprises a shell, a battery pack, a power switching module, a voltage converter and a GPS positioning device, wherein the battery pack is packaged in the shell and comprises a plurality of single battery bodies which are connected through an external wire in series; the power switching module, the voltage converter and the GPS positioning device are packaged in the shell; the power switching module is electrically connected with the positive electrode of the battery pack, the positive electrode of the battery body on which the negative electrode of the battery pack is located and the voltage converter; the GPS positioning device is electrically connected with the voltage converter and the negative electrode of the battery body on which the negative electrode of the battery pack is located. According to the electric vehicle, when the external wire for connecting the single battery bodies in the battery pack in series is cut off or dismounted, the battery pack stops supplying power to the GPS positioning device, at the moment, the power switching module is switched to the battery body on which the negative electrode of the battery pack is located to supply power to the GPS positioning device, and then the electric vehicle can be positioned and tracked.

The invention discloses a low-slow target positioning and tracking method based on thermal imaging, and the method calculates the three-dimensional coordinate information of a moving target based on two calibrated photoelectric turntables and the geometrical relationship between the moving target and the photoelectric turntables, thereby achieving the positioning and tracking of the moving target,and is easy to implement and high in accuracy.

The invention discloses a traceable label for a dolphin, and belongs to the technical field of manual marking. The label comprises a marking post and a marking cap connected with the marking post, a threaded head is arranged at the front end of the marking post, a fixing ring is connected to the threaded head, a radio frequency chip is arranged at the front end of the marking post, an electronic chip is embedded in the marking cap, a rubber layer is arranged on the surfaces of the marking post and the marking cap, the surface of the marking cap is provided with word marks and a two-dimensional code, the marking post penetrates through the tissue of the lower portion of a marking post or the back through a marking machine or manual operation, the marking cap makes contact with the surface of the dolphin body, the fixing ring is connected with the threaded head at the front end of the marking post, fixation of the label and the dolphin is completed, biological information collecting can be conducted when the dolphin is captured, and the collected biological information can be input into the electronic chip, so that biological information comparison and research are conducted when the dolphin body is captured next time; related data of markers in the radio frequency chip is read by means of a code reader.

The invention provides a traceable device carrying fish biological information, and belongs to the field of fish tagging devices. The traceable device carrying the fish biological information includes a tagging rod, and a tagging cap connected to the tagging rod; a front end of the tagging rod is a cone-shaped head; a radio frequency chip is arranged on a surface of the tagging rod; an electronic chip is embedded in the tagging cap; rubber layers are arranged on surfaces of the tagging rod and the tagging cap; and character marks and a two-dimensional code are arranged on the surface of the tagging cap. A firing pin impacts the tagging cap so as to inject the tagging rod into a tail tissue of a dorsal fin of a fish, the tagging cap contacts a surface of the fish, the traceable device is clamped in a body of the fish; when the fish is captured, biological information can be acquired, and the acquired biological information can be input to the electronic chip so as to compare and research the biological information when the fish is captured next time; the traceable device will not fall, can position, trace and record fish biological information, has strong tracing signals, can be easily injected into the fish body, will not be corroded and rust in the fish body, and will not affect movement of the fish.