808results about How to "Easy to monitor in real time" patented technology

The invention discloses a CAN bus gateway controller and a data transmission method of CAN buses, and the gateway controller comprises a first CAN transceiver, a second CAN transceiver, a microcontroller and a data storage module, and the first CAN transceiver, the second CAN transceiver and the data storage module are respectively connected with the microcontroller. The method can effectively prevent the condition of data packet loss caused by inconsistent protocol and velocity of two CAN buses and improve the reliability of data transmission through the forwarding control and arrangement of data buffering; meanwhile, communication status diagnosis results of each node can be sent out periodically, then each node on the CAN buses can know the network status of other nodes, and the real-time monitoring is simple, so as to favor the development of network communications and facilitate the fault detection and data analysis. The CAN bus gateway controller only need two identical CAN transceivers, the hardware configuration is simple, the compatibility problem does not exist, and the reliability is higher.

The pulse analysis is one of the important measures for Chinese medicine diagnosis. Doctor can understand the health condition of patient based on pulse condition of radial artery of the patient. The present invention provides blood pressure measuring method based on radial artery pulse information. The method includes detecting the pulse wave of radial artery in wrist with one mechanical sensor and detecting electrocardiac signal with two conducting electrode, and then determining artery blood pressure based on the time information extracted from these two signals. The device is calibrated with standard sphygmomanometer before used in continuous measurement of artery blood pressure without using sleeve belt.

This invention relates to computer network anti-fire wall with the following basic control method realizing the protection to the application layer in the state of filtration of the state packet a transparent applied information filtration system is realized based on the filtration of the state detection packet by TCP protocol stack two ends can be accessed directly when it works at the link layer or IP layer permitted by rule, and data flows from one session stream to another stream in the way of stream. Since the application layer strategy of the anti-fire wall is at the middle of the stream, its standard design has the ability of complete identity discrimination, access control and audit, at the same time, the system provides managing and monitor tools of rich GOI mode to do the operation of safety strategy configuration user management, real-time monitor, audit inquiry, flow management.

The invention discloses a configuration backup method, a system and a configuration file server, as well as managed devices. The managed devices send the configuration modification information to the configuration file server after receiving the configuration modification information. The configuration file server determines the configuration modification information as application configuration modification information and conserves the application configuration modification information and the correspondence relation between the managed devices mark and application mark. The configuration file server receives the configuration reset request of carrying application mark, finds out corresponding application configuration modification information according to the application mark and restores the configuration of managed devices by the application configuration modification information. The invention can carry out configuration and restoration to specific application, reduce the time of configuration reset and improve the configuration reset efficiency.

The invention discloses a method, a device and a system for monitoring logistic status information. The method includes when the circumstance that a user logins a specific website is detected, acquiring an order list of the user and determining an order with logistic status to be monitored; extracting logistic inquiry information from the order with the logistic status to be monitored, and sending a logistic status inquiry request to a logistic information provider according to the extracted logistic inquiry information and a set inquiry cycle; receiving a logistic status inquiry result returned by the logistic information provider according to the logistic status inquiry request. The invention further discloses the device and the system both used for realizing the method.

The invention discloses a health service robot capable of achieving electroencephalogram detection. The health service robot comprises a robot body, a main control unit, a motion control unit, a binocular vision capture unit, a man-machine interaction unit, an environmental perception sensor unit, a power supplying unit and a medical treatment detection unit; the medical treatment detection unit comprises an electroencephalogram detection device independent of the robot body; the main control unit is connected with the motion control unit, the binocular vision capture unit, the man-machine interaction unit, the environmental perception sensor unit and the medical treatment detection unit through bus communication protocols and serial communication protocols; the power supplying unit is used for supplying power for the main control unit, the motion control unit, the binocular vision capture unit, the man-machine interaction unit and the environmental perception sensor unit. The health service robot is combined with the electroencephalogram detection device, a robot moving technology and a medical treatment detection technology, and therefore the movable and portable properties of the electroencephalogram detection device can be improved to a large extent.

The invention discloses a wearable device, system and method for gait training and monitoring and evaluation of Parkinson patients. Gait rehabilitation training of Parkinson patients is assisted by generating suggestive guide light rays or sounds with beats while Parkinson patients walk, so as to improve the freezing gait of patients and guide patients to walk better; different training modes can be provided for patients with different disease severity levels, light or sound prompt is sent out only when the freezing gait appears for patients with mild symptoms, and light or sound prompt is sent out all the time for patients with severe symptoms. Furthermore, the device can monitor the motion state information of patients in real time, and analyze the improvement condition of the freezing gait of patients according to the motion state information of patients for reference of doctors in judging the rehabilitation condition of patients. The device is light, small, simple in structure and convenient to wear, patients can conduct rehabilitation at home, and environment adaptability and practicality are high.

The invention relates to a remote monitoring system for LNG ships. The AIS system of the LNG ship supervision platform analyzes the AIS message to obtain the information of the supervised ship for positioning, and displays the position of the ship through the electronic chart system; For personnel with different authority, display the corresponding supervision data and query statistics of the ship. The system of the present invention integrates informatization, networking, intelligence and visualization technologies, and can cover the entire LNG ship and the inner sea area of ​​the LNG wharf for remote supervision on LNG ships, achieving remote visual supervision, information collection, paperless office, and all-weather The purpose of supervision is to solve the problems of insufficient functions of traditional monitoring equipment, automatic assessment of the navigation safety of LNG ships, identification of risk sources in berthing, unberthing and unloading operations of LNG ships, AHP, and fuzzy comprehensive evaluation. , maritime affairs, LNG receiving stations and other departments.

The present invention relates to a modularized control system for an articulated robot, which is based on CAN bus. The present invention is characterized in that the control system comprises a PC, a CAN intelligence interface card, a plurality of control modules (wherein, each control module controls one articulation of the robot), and a CAN bus for connecting the modules and the CAN intelligence interface card. In the control system of the present invention, a two circuit CAN intelligence interface card is connected to the PC by an USB interface at one end, and is connected to the CAN bus by a CAN bus interface at the other end; the control module is connected to the CAN bus. The system and method of the present invention has excellent portability, short development cycle, low cost, regrouping property, fungible property, openness and high stability, and can execute on-line monitoring to robot.

A massage chair with multiple massage cores comprises a base, core running guide rails, the massage cores and a driving circuit, and is characterized in that at least two massage cores are distributed at different massage positions, and the massage chair further comprises a microcontroller with an input end and an output end, wherein the input end is used for receiving core running instructions, and the output end is used for transmitting running control signals to the driving circuit. Compared with the prior art, the massage chair has the advantages that the multiple massage cores are arranged in different massage areas respectively, simultaneous massage in the different massage areas can be realized, waiting time of moving of the single massage core is shortened, massage density and massage efficiency are increased, and a stroke counting sensor is arranged on each massage core, so that the current position of each massage core can be learned, real-time monitoring for the positions of the massage cores is facilitated, the massage cores can be ensured to run in place, and reliability in use is ensured. The invention further provides a running control method for the cores, which can be used for preventing the multiple massage cores from collision.

The invention provides a control method of coating thickness of a quartz crystal, wherein the coating thickness is calculated according to the initial oscillation frequency of the quartz crystal before coating and the oscillation frequency of the quartz crystal after coating. The control method is characterized in that thickness measurement errors caused by rise of the oscillation frequency of the quartz crystal due to temperature increment of the quartz crystal are reduced. The coating device of the quartz crystal, provided by the invention, is convenient to operate, and the work efficiency is improved. A film thickness controller of the quartz crystal provided by the invention adopts a human-machine interface and is convenient for operators to monitor the coating process in real time and analyze the film forming data, thereby improving the controllability of the coating process. By adopting the control method and the device provided by the invention, the error on the coating thickness can be reduced to below 1/4 of the error in the prior art, so that the precision on the coating thickness is greatly improved.

The invention discloses an electro-hydraulic proportion control system of a loader, and belongs to the electro-hydraulic proportion control system which is used in engineering machinery. An oil outlet of an oil pump of a double oil pump of the control system is connected with an input port of a pilot control valve bank through a safety valve, wherein an operating handle, a movable arm positioning sensor and a leveling sensor are connected with an input end of a computer control module; an output end of the computer control module is connected with a control end of the pilot control valve bank; the output end of the pilot control valve bank is connected with the input end of a D32 multi-path valve; another oil pump of the double oil pump is connected with the input end of the D32 multi-way valve; the output end of the D32 multi-way valve is connected with a bucket oil cylinder and a movable arm oil cylinder; the D32 multi-way valve is connected with an oil tank through a radiator; and an oil suction end of the double oil pump is connected with the oil tank through a filter. The system has the advantages of reducing the labor intensity of a driver, improving the operating efficiency, completely monitoring and coordinating the state of the entire machine and improving the labor efficiency, along with small operating force and high system reliability.

The invention provides a non-contact multipoint high-frequency dynamic bridge deflection detection method. N laser range finders are arranged below the bridge; a reflection target is arranged at a pier; when the bridge does not suffer from additional load, the laser range finder is opened, a distance L1 of each laser range finder when the bridge does not suffer from additional load is measured, and deflection yi at the bridge position corresponding to each laser range finder is calculated; within a certain measurement range, the n laser range finders are repeated at a time interval of mu second, one end point of the bridge serves as a coordinate origin O, the longitudinal direction of the bridge is X axis, the downward direction perpendicular to the bridge surface is Y axis, an X-coordinate xi of a detection point and the deflection value yi measured in real time are inputted, and integrated coordinate data are fitted to a deflection curve. Non-contact measurement can be realized, and compared with the traditional mode of manually using a dial indicator for detection, remote operation and control can be realized, automation can be realized, and the measurement is more convenient.

The invention provides a multi-focal length lens linkage imaging device based on multi-target intelligent tracking. The device monitors large-range areas by using a multi-focal length lens at the same time, the horizontal viewing angle of a collected image with an ultra high resolution is larger than 90 degrees, so that the device can achieve full coverage without dead angle in large range scene monitoring, and the pixel density of the collected image is larger than 125 pixels/m within a range of 130m away from the device, so that the pixel of the entire monitoring image is larger than a hundred million.

The invention discloses a laser flasher with big diameter for measuring the structure constant of atmospheric refractivity as well as the method for that. The laser flasher comprises two opposite-arranged reflecting telescopes and lasers on the lens cones. The incident lights reach to the secondary plane mirror after being reflected by a main parabolic mirror in the lens cones, pass the openings, attenuating pieces and narrow-band interference filters on the lens cones, and then are converged on a photoelectric detector. At transmission test, two arrangements are placed at the two ends of the transmission path; the emitting system at one end of the path gives out modulated laser signals, after being transmitted by a turbulent atmosphere, the light signals are collected by the telescope at anther end, and go through photoelectric conversion by the photoelectric multiplier near to the focus; then the electric signals enter into a built-in control system for demodulation, sampling, processing, saving and displaying. The invention is of high accuracy and improves the accuracy in the measurements.

The invention discloses a mobile health service method and system and a mobile terminal. The mobile health service method comprises the steps that a physiological signal sent by a physiological sensor arranged on a human body is received; basic physiological data are generated according to the physiological signal, and the basic physiological data are sent to a data processing server; user physiological status information returned after being obtained through the data processing server by combining the basic physiological data and a preset analysis model is received. In this way, the physical condition of a user can be monitored in real time conveniently by the adoption of the mobile health service method and system and the mobile terminal.

The invention is applicable to the field of face recognition technology and provides a face database updating method and system and terminal equipment. The method comprises the steps that a face imageis acquired; the face image is analyzed, and the confidence and appearance frequency of the face image are acquired; association analysis is performed on the face image, and association information of the face image is acquired; and a face database is updated according to the confidence, the appearance frequency and the association information. By acquiring the face image, updating the face database according to the appearance frequency and the confidence of the face image and meanwhile updating the association information of the face image, the face database is updated effectively in real time, convenience is brought to real-time monitoring on people under control, and the problem that a face recognition database cannot be updated in real time in the prior art is effectively solved.

The invention discloses an extensible semiconductor resistive flexible gas sensor with micro-wrinkle film structure and a preparation method thereof. Insulating substrate-polyacrylate double-sided foam tape (VHB, very high bond) that is extensible is unilaterally pre-extended to certain extent and fixed to a rigid substrate; a patterned graphene electrode and a colloidal quantum dot film are prepared on a VHB substrate that is pre-extended, and the sensor is prepared by retracting the VHB substrate slowly. The gas sensor prepared in the method has a gas-sensitive layer of micro-wrinkle film structure and a patterned graphene electrode, the gas sensor features extensibility, manufacturing temperature and operating temperature of the sensor can be lower than room temperature, transient or minor changes in gas concentration can be detected at room temperature, and the gas sensor has high response restoring speed and sensitivity, has certain resistance to ambient humidity interference and has better long-term stability.

The invention provides an injecting paste material for a plate-type ballastless track. The injecting paste material includes a component A and a component B, wherein the component A includes the following materials in parts by weight: 40-80 parts of polyhydric alcohols, 5-10 parts of cross-linking agents, 1-50 parts of plasticizers, 4-20 parts of chain extenders, 1-50 parts of diluents, 0.1-10 parts of curing accelerators, 1-5 parts of antioxygen, 1-5 parts of coupling agents, 0.04-0.2 part of water and 0.5-5 parts of foam stabilizer; the component B includes the following materials in parts by weight: 50-150 parts of isocyanate or isocyanate prepolymers and 1-50 parts of diluents; when temperature changes, a component C or D can be added into the mixture of the components A and B to meet the construction requirements at different temperatures, the solidification strength of the injecting paste material is not influenced by humid environment, and the mechanical properties of the material are excellent.

The invention provides a portable water quality monitor, which comprises an upper computer and a lower computer, wherein the upper computer and the lower computer are connected through a communication middleware or a wireless communication part, and the upper computer comprises an upper computer human-computer interface part; the lower computer comprises a singlechip, a data acquisition part, an expanded SDRAM (synchronous dynamic random access memory) part and a lower computer human-computer interface part, the data acquisition part is provided with an SDI (standard data interface)-12 sensor connected with the singlechip through a flexible SDI-12 interface bus, and the SDI-12 interface bus is connected with at least one SDI-12 sensor through a successive type interface; the wireless communication part comprises a GPRS (General Packet Radio Service) wireless module; and a power source part comprises a selfcontained power source, a solar energy power source and a power source management module used for switching the power source into the selfcontained power source when voltage provided by the solar energy power source is not sufficient to maintain the work of the water quality monitor. In the invention, the number of sensors accessed into the portable water quality monitor is not limited, the data transmission is simple, and the data storage capacity is large.

The invention provides an infusion measuring and control device comprising a shell, a battery, a circuit board, a dripping speed adjusting module, a dripping speed detection module, a liquid level detection module, a central processing module and a connector module. The shell is installed on an infusion hose on the upper side of a dripping cup; the battery provides power for the device and is installed in the shell; the dripping speed adjusting module, the dripping speed detection module, the liquid level detection module and the central processing module are electrically connected with the circuit board; the connector module is connected with the central processing module. The infusion measuring and control device facilitates the real-time monitoring of infusion, can adjust the dripping speed, can detect such conditions as blocking of the infusion hose, completion of infusion, and infusion exceptions timely, and enables people in charge of infusion to know the conditions timely through alarm signals, enables the people in charge of infusion to do preparation work timely, and thus enables infusion to be safe and reliable in an unattended state.