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30results about How to "Monitor exercise status" patented technology

Three-dimensional closed-loop feedback control method for automatic rocket inertia unit target prism collimation

The invention provides a three-dimensional closed-loop feedback control method for automatic rocket inertia unit target prism collimation. The method comprises the following steps: an electric collimator uses a CCD camera to capture a target prism, and an aiming controller identifies a target through an image acquisition card, and controls the electric collimator and an electric guide rail to implement whole-process scanning; the electric collimator acquires offset and azimuth rotation signals of the target prism in the horizontal and pitching directions; the aiming controller performs closed-loop feedback control on the target prism; and the aiming controller controls the motion of the electric guide rail and the electric collimator to track the three-dimensional attitude change of the target prism and implement automatic target prism collimation. The three-dimensional closed-loop feedback control method has the advantage that as a photoelectric sensor and the CCD camera are arranged and the double closed-loop control scheme is adopted, the motion state of a carrier rocket can be detected and monitored in real time, the state of automatic collimation is maintained, and collimation with a rocket inertia unit target prism can be automatically completed in 10 minutes under the condition of rocket target loss.
Owner:BEIJING INST OF SPACE LAUNCH TECH +1

Rehabilitation monitoring system and method based on near-infrared brain imaging

The invention discloses a rehabilitation monitoring system and method based on near-infrared brain imaging, and the system comprises a near-infrared brain imaging collection module which is used for collecting a brain blood oxygen signal, analyzing an activation region of the cerebral cortex of a trainee, and monitoring the motion characteristics of muscle groups in a motion region of the cerebral cortex; the near-infrared peripheral nerve monitoring module is used for distinguishing nerves of each link and monitoring the activity of peripheral nerves of the nerves of each link; the muscle activity detection module is used for judging the activity degree of the muscle according to the blood oxygen content of the muscle; and the data processing and analyzing module is used for summarizing and analyzing the data, identifying weak muscle groups of the spine and monitoring the motion state of core muscle groups in real time. The brain function imaging dynamic spectrum during movement is combined, cerebral cortex activity information characteristics corresponding to movement are refined, muscle group activity is accurately monitored and evaluated, a specific cerebral cortex area is monitored so as to evaluate the brain activation degree, the muscle activation degree, the muscle fatigue degree and the like, and real-time monitoring of rehabilitation training is achieved.
Owner:SHANGHAI TONGJI HOSPITAL

Home elderly positioning system based on wireless positioning technology

PendingCN113436402AMonitor lifeSupervised exerciseParticular environment based servicesElectric transmission signalling systemsCare of the elderlyPositioning equipment
The invention discloses a home elder positioning system based on a wireless positioning technology. The home elder positioning system comprises a wearable positioning device, a network router and at least one positioning assembly. Each set of positioning assembly comprises a wireless infrared human sensor and three wireless positioning nodes; the wearable positioning device, each wireless infrared human sensor and each wireless positioning node are in wireless networking communication through a Zigbee module; the wearable positioning device comprises an elastic band and a strip-shaped shell. And a microprocessor, a memory, a power supply module and an acceleration sensor are arranged in the strip-shaped shell. According to the home elderly positioning system based on the wireless positioning technology, the wearable positioning device and the three wireless positioning nodes are used for wireless networking communication, communication data can be transmitted, the relative position of the wearable positioning device in a positioning interval can be determined through three-point positioning, the real-time tracking of the movement track of the elderly is achieved, life, exercise and safety of the elderly are supervised, and guarantee is provided for the home-based care of the elderly.
Owner:南京孝德智能科技有限公司

AR elevator inspection auxiliary system

The invention discloses an AR elevator inspection auxiliary system. The AR elevator inspection auxiliary system comprises a device body, the device body is a cavity structure; a first contact block isfixed to the inner wall of the bottom end of the device body, an iron core is fixed to the inner wall of the top end of the device body, an electromagnet wire is wound on the iron core; a partition plate is fixed between the inner walls of the two sides of the device body, a battery and a ceramic block are fixed at the top end of the partition plate, two insulation supports are fixed at the top end of the partition plate; a first contact plate is fixed at the top end of the insulating supports, a through hole is formed in the middle part of the first contact plate, a second contact plate is arranged above the first contact plate; a first spring is fixed at the top end of the ceramic block, one end of the first spring penetrates through the through hole, and one end of the first spring isfixed to the bottom end of the second contact plate; and the diameter of the through hole is larger than the outer diameter of the first spring. According to the AR elevator inspection auxiliary system of the invention, the design structure is reasonable, the whole device is installed on the elevator, the motion condition of the elevator can be monitored sensitively, and when power failure and falling occur, alarm sound is effectively emitted.
Owner:四川省特种设备检验研究院

Intelligent insole system for motion detection and data analysis

The invention discloses an intelligent insole system for motion detection and data analysis. The system comprises a sensor module, an MCU control module, a communication module, a power management module and an electrocardiogram monitoring module, wherein the sensor module is arranged on a film pressure sensor layer between an insole weaving layer and an insole bottom layer; the MCU control module, the communication module, the power management module and the electrocardiogram monitoring module are arranged on the insole bottom layer; the sensor module is used for detecting the stress condition and the motion state of each part of the sole of a user; the electrocardiogram monitoring module is used for monitoring electrocardiogram data of a user and transmitting the monitored electrocardiogram data to the MCU control module; the MCU control module is used for sending the received stress condition, motion state and electrocardio data of each part of the sole of the user to the database through the communication module, and the database sends the received information to the mobile phone APP; and the power management module is used for supplying power to the system. Real-time feedback can be achieved, and it is guaranteed that a sporter can monitor the motion state of the sporter in real time in the motion process.
Owner:北京理工大学重庆创新中心

A system and method for recognizing the motion state of a wire rope unwound by a winding drum

ActiveCN105347129BSolve the problem of not being able to identify the motion state of the wire ropeSolve the problem of motion state recognitionElevatorsTraction systemImage signal
A system and method for recognizing a motion state of a twisting type roller (1) winding or unwinding a steel wire rope (4), wherein same are applicable to the detection of a motion state of the steel wire rope (4) of a mine hoisting system and an elevator traction system. The system comprises industrial cameras (2, 3), a steel wire rope axial velocity measurement apparatus (6) and an industrial control computer (8), wherein the industrial control computer (8) receives image signals photographed by the industrial cameras (2, 3) for a rope outgoing point of the roller (1), and axial motion velocity signals, collected by axis encoders (6-13), of a steel wire rope (4) to comprehensively monitor a motion state of the steel wire rope (4). The system realizes comprehensive monitoring for the roundness of the roller (1), a rope disorder state of the steel wire rope (4) of the roller (1) and a real-time velocity of a hoisting container; and realizes the visualization, automation and intelligentization of the monitoring of a motion state of the twisting type roller (1) winding or unwinding the steel wire rope (4). The system is simple in structure and convenient to operate, and has a good effect in use.
Owner:CHINA UNIV OF MINING & TECH
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