464results about How to "Realize wireless transmission" patented technology

The invention provides a micro miniature aircraft ground test attitude recorder. The recorder combines sensors such as an MENS gyroscope, an accelerometer and a digital compass, so that the original flight attitude data of an aircraft can be obtained; based on utilization of the mean filtering method for processing, the flight attitude data is partitioned and packaged as per a defined data format; the partitioned and packaged data is sent by a wireless sending module to a data combining unit of an upper computer for processing in the integer form and in a real-time manner; the fusion of flight attitude data is realized by utilizing an attitude resolving unit, so that the flight attitude can be updated quickly in a real-time manner. The attitude resolving unit mainly applies the quaternion complementary filtering method, and can efficiently integrate the dynamic property of the gyroscope and the static response property of the accelerometer so as to compensate the integral error of the gyroscope. According to the data obtained after attitude resolution, a visualization unit module drives an aircraft model based on OpenG1 graphic base development to realize visualized simulation of the flight attitude, and presents the angular position movement in a wavy curve by utilizing a waveform drawing module.

The invention discloses a GPRS-based wireless remote online monitoring system of a distributed arrester, comprising a distributed field detection terminal, field detection terminals, a mobile base station, Internet, a router, a monitoring computer and monitoring client computers. The mobile base station, the Internet and the router are all public information infrastructures. The distributed fielddetection terminal is used for completing real-time online detection of the operating parameters of the arrester and realizing wireless remote transmission of the operating parameters to the mobile base station via a wireless access module. The monitoring computer is used for remote monitoring of the field operating condition of the arrester and remote control of the working mode, relevant information management and user management of the detection terminal. The system is the remote, non-contact, networked and real-time online monitoring system, and the monitoring is accurate, real-time, convenient and strong in practicality.

The invention uses a 3G mobile phone to make video supervision through the 3G video camera. The method thereof comprises: in the process of building call, and interacting and controlling video signals, the 3G mobile phone makes interaction with the 3G video camera based on the User Data Applications of 3GPP. The 3G mobile phone has basic function of a video phone. The 3G video camera comprises: a video camera used for capturing video signals; a video encoder used for encoding the video signals; a radio communication unit; a system control unit; a control instruction unit; a data protocol module; and a modem.

The invention discloses a pipeline natural gas hydrate formation online early-warning device and a method. The online early-warning device comprises an online data acquisition module which is directly arranged at a position of a gathering pipeline, required to be monitored, for tracking and monitoring parameters relevant to the hydrate formation condition on the whole pipeline and realizing online early warning for the hydrate formation and optimization of the injection volume of different types of natural gas hydrate inhibitors finally. According to an online early-warning method, the electrical conductivity and the temperature of the liquid phase as well as the propagation speed of ultrasonic waves in the water phase are monitored to calculate the concentration of the hydrate inhibitor and the saline concentration in the water phase of the monitored point, and the acquired parameters such as gaseous phase pressure, gaseous phase components and temperature are also considered to realize online early warning and the optimization of the injection volume of the inhibitor.

The invention relates to a medical wireless program control digital X-ray machine. The machine comprises X-ray generating equipment, a mobile wireless terminal, an electronic switch, a programmable control module and an X-ray detecting plate, wherein the electronic switch is connected with the programmable control module through a connecting module, the programmable control module is connected with the X-ray detecting plate, and the mobile wireless terminal is wirelessly connected with the programmable control module. By utilizing the medical wireless program control digital X-ray machine and a wireless program control method thereof, the exposure, image transmission and information transmission of a medical digital X-ray machine can be wirelessly controlled, and the wireless exposure control and wireless digital image data transmission of the medical digital X-ray machine can be realized, so that operating personnel is not limited by the distances and spaces of a hand brake cable and an image transmission cable when using the medical X-ray machine; the mobile wireless terminal of the medical digital X-ray machine is convenient to carry and flexible to install; and moreover, medical workers can be prevented from being hurt by X rays as far as possible when using the medical X-ray machine.

A rehabilitation training device for spinal diseases comprises an upper limb crawling mechanism, an abdomen support mechanism and a lower limb crawling mechanism which are arranged sequentially, wherein the upper limb crawling mechanism comprises two upper limb crawling guide rails which are sleeved with upper limb crawling sliders respectively, and handles allowing human hands to hold are mounted on the upper limb crawling sliders; the lower limb crawling mechanism comprises two lower limb crawling guide rails which are sleeved with lower limb crawling sliders respectively, and shank support mechanisms are mounted on the lower limb crawling sliders. According to the rehabilitation training device, switching between active training and passive training is realized, integration of various crawling training modes such as creeping crawling, ground-holding crawling, climbing crawling, bending-down crawling and the like in active and passive modes is realized, the upper limb crawling sliders and the lower limb crawling sliders move independently under driving of a power unit, control of a motion mode and intensity is realized, the lower limb crawling mechanism and the upper limb crawling mechanism are split and connected in a foldable manner, and the size of the device is reduced accordingly.

A fault diagnosis and rehabilitation center for train wheel sets comprises a train wheel set state detection device, a laser tread outline measuring device and a fault diagnosis and rehabilitation center, wherein the train wheel set state detection device mainly comprises a vibration sensor, a conditioner, a data collector, data processing and analyzing software and the like, completes characteristic extraction of the state of train wheel set bearings, and the stability, the unbalance and the resonance state of a steering frame through train wheel set state detection and sends the state characteristic parameters to the fault diagnosis and rehabilitation center of a base through a wireless network; the laser tread outline measuring device utilizes a mature and advanced laser wheel set tread outline instrument to measure the outline state of the wheel sets, promptly forecasts the characteristic parameters, such as abrasion, flat damage, stripping, outline shapes and the like of the wheel sets, and sends converted data signals to the fault diagnosis and rehabilitation center of the base through the wireless network; and the failure diagnosis and rehabilitation center can real-timely analyze the running state of the wheel sets, promptly warn possible faults, intelligently compile a repair and numerically-controlled processing scheme for the wheel sets, transmit the scheme to a non-pulling wheel numerical control machine tool and intelligently process the outlines of the warehoused wheel sets.

The present invention provides a medical device running management system and method. the method includes a first step of collecting a video image from a medical device by using different modes of video interface; a second step of transmitting the collected video image to a data collector according to a set transfer protocol; a third step of performing image identification processing on the received video image, so as to obtain editable character data; a forth step of uploading the received character data to a management server or a cloud platform; and a fifth step of dynamically managing the medical device in the management server or the cloud platform, and providing device running information, such as running state, statistic data about use ratio, fault alarming of property devices in a hospital for a hospital management party. Through adoption of the medical device, irregular complex video signals on a human-machine interface can be converted into editable character data that is easy to manage and store, real-time medical device running information is provided for the hospital management party, and data source is provided for device property management.

The invention relates to a method and a device for cross-network safe transmission. The method comprises receiving data flow from a network Na and selecting a data packet with an expanded-name appointed; partitioning and organizing data according to content identification and order identification of the data packet; converting the data to a corresponding character string; converting the character string to a two-dimension code pattern and displaying the two-dimension code pattern on a display screen; scanning and receiving the two-dimension code by a scan head, analyzing the two-dimension code to be the corresponding character string, converting the character string into the data packet with the expanded-name, the content identification and the order identification and sending the data packet to a network Nb. According to the method and the device for the cross-network safe transmission, two sides offering communication adopt an anti-diffusion wireless-connected communicating method and adopt a self-defined communicating protocol to achieve interconnection and intercommunication of two independent networks instead of adopting a traditional public wireless network communication protocol, and therefore independence of the two communicating networks can be guaranteed completely , the shortage that the traditional network communication protocol is lack of safety is overcome and safety factors of internet communication are greatly increased.

The invention provides an active balanced battery management system, which comprises a host computer and a CAN communication module, wherein the host computer transmits a control instruction to the battery management system through the CAN communication module; the battery management system transmits data to the host computer through the CAN communication module and is connected with an on-board control system and a charger through the CAN communication module; and the battery management system is also connected with a voltage collection module, a current collection module and a temperature collection module through an RS232 and obtains AD sampled data of voltage, current and temperature of a battery. A novel SOC calculation mode is provided, so that the problem that the prior art is inaccurate in calculation accuracy of the battery capacity is solved. The parameters of an upper limit and a lower limit of the battery capacity, charging and discharging current, a battery temperature and the like are set through the host computer; and the battery is effectively protected. The invention provides a novel charging mode standard, so that the battery can be more effectively charged.

The invention discloses a SoC_FPGA-based flexible intelligent machine vision detection system. A SoC_FPGA serves as a central processing unit, and the SoC_FPGA is integrated with a power module, a clock module, an image sensor, a storage system, a power monitor, an I/O, and a transmission module. The SoC_FPGA comprises an HPS and an FPGA, and is integrated with an ARM hard core processor, a DSP and an FPGA. A programmable logic and a DRAM controller in the FPGA architecture form an image acquisition module used for acquiring and storing images. The programmable logic, a DSP module and an RAM module in the FPGA architecture form a custom accelerator used for image processing operation. The ARM hard core processor is loaded with an embedded operating system and a user program to manage hardware resources of the system. The machine vision detection system achieves high degree of integration and low cost.

The invention discloses a monitoring system for a thermal error of a machine tool spindle. The monitoring system for the thermal error of the machine tool spindle comprises temperature sensing tags, an RFID reader, a laser displacement sensor testing system and an upper computer control system, wherein the RFID reader and the laser displacement sensor testing system receive measuring instructions of the upper computer control system, the measuring instructions received by the RFID reader are output to the temperature sensing tags, information of the temperature measured by the temperature sensing tags is output to the RFID reader, and is transmitted to the upper computer control system, a laser displacement sensor control system outputs thermal deformation signals at the moment corresponding to the moment of obtaining of the information of the temperature to the upper computer control system, and the upper computer control system processes information of thermal deformation and the information of the temperature to obtain information of the thermal error. The monitoring system for the thermal error of the machine tool spindle is easy to operate, high in anti-interference capacity and high in response speed, online monitoring is carried out on the thermal error of the machine tool spindle, wireless transmission and processing of the information of the temperature and the information of thermal deformation are achieved, and monitoring efficiency of the thermal error of a machine tool is improved.

A magnetic coupling resonance type wireless energy transmission device based on a panel magnetic core belongs to the technical field of magnetic coupling resonance type wireless energy transmission and solves the problem that existing magnetic coupling resonance type wireless energy transmission devices can be only used for low-power energy transmission. The output direct voltage of an energy supply circuit of the device is used as the direct-current busbar voltage Vdc for a coil drive circuit, the coil drive circuit outputs alternating-current square signals and applying the same to a resonance circuit to enable a transmitting coil to generate magnetic field energy, and the resonance circuit consists of an energy transmitting side capacitor bank and the transmitting coil of an energy transmitting subsystem. A magnetic field of the energy transmitting subsystem and a resonance circuit consisting of an energy receiving side capacitor bank and a receiving coil of an energy receiving subsystem are used for magnetic coupling resonance to generate electric energy on the receiving coil of the energy receiving subsystem, and the electric energy is transmitted to an energy conversion circuit which converts input signals of the electric energy into direct-current power voltage signals required by a load. The magnetic coupling resonance type wireless energy transmission device is used for wireless energy transmission.

The invention discloses a rotary wireless electricity energy and signal transmitting system for a measurement-while-drilling instrument. Based on an electromagnetic coupling technique and carrier wave communication theory, the rotary wireless electricity energy and signal transmitting system is constructed at the short joint connection part of the measurement-while-drilling instrument, so that the electricity energy transmitting and information interaction among short joints are realized safely and stably, and the rotary wireless electricity energy and signal transmitting system comprises an electricity energy conversion circuit, a carrier wave communication circuit and an electromagnetic coupling mechanism; low-frequency alternating-current electricity energy generated by a mortar pulse power generator is subjected to alternating current-direct current-alternating current conversion by electricity energy conversion circuits in power supply short joints, and electricity energy is transmitted to the control short joints by the electromagnetic coupling mechanism in a non-contact mode, so that the wireless transmitting of electricity energy among short joints of the measurement-while-drilling instrument is realized; to-be-transmitted signals are modulated, demodulated, analyzed and processed by a carrier wave communication circuit, so that the wireless interaction of information among the short joints of the measurement-while-drilling instrument can be realized; the complexity of a connecting mechanism among the short joints is reduced, unsafe factors and hazards of lead type and slide ring type connecting modes are eliminated, and the stability, safety and expandability are improved.

The invention provides an intelligent planting box, which relates to the technical field of a planting apparatus. The intelligent planting box comprises a planting box body, wherein the planting box body is provided with an air inlet, an air outlet, a hot air inlet and a cool air inlet, the air outlet is provided with a ventilation apparatus, the air inlet, the air outlet, the hot air inlet and the cold air inlet are respectively provided with an air valve, and the air valve is provided with an automatic opening and closing apparatus; the hot air inlet and the cold air inlet are respectively connected with a hot air source and a cold air source; at least one planting unit is arranged in the planting box body; a power supply module, a control module, a carbon dioxide sensor and a temperature sensor are installed in the planting box body; and the ventilation apparatus, the automatic opening and closing apparatus, the carbon dioxide sensor and the temperature sensor are all connected withthe power supply module and the control module, and the power supply module is connected with the control module. By adopting the intelligent planting box, a plant growth environment in the plantingbox is precisely adjusted, and an optimum cultivation effect can be achieved.

A lower limb exoskeleton rehabilitation training device provided with a movable chair mainly comprises a base, a chair frontward and backward adjustment mechanism, the chair, a mechanical leg leftward and rightward adjustment mechanism, two mechanical leg fixing platforms, two mechanical legs and a counter weight control box. Because the mechanical leg leftward and rightward adjustment mechanism is arranged, the training requirements of training people having different widths between the hip joints can be met in the manner that the width between the two mechanical arms can be adjusted. The lower limb exoskeleton rehabilitation training device is combined with a chair movement and transmission mechanism, before a patient gets on the lower limb exoskeleton rehabilitation training device, the chair is moved to the front end of the base, and therefore the influence generated by the fact that the mechanical legs occupy space when the patient gets on and gets off the lower limb exoskeleton rehabilitation training device is overcome. Because thigh mechanisms, shank mechanisms and ankle joint mechanisms of the two mechanical legs are each provided with a drive mechanism, exercise training and movement range practices of one joint can be achieved, and coordinate exercise training of one leg and the double legs can also be achieved. Through independent hip joint adjusting mechanisms, independent knee joint adjusting mechanisms and independent ankle joint adjusting mechanisms, adjustment of the shanks and the thighs can be achieved, and therefore personalized training is achieved.

The invention discloses a medical monitoring system for a ZigBee-based wearable sensor, a measurement method and technology implementation of error compensation and wireless transmission, so that microminiaturization of medical equipment and wireless property of medical monitoring are realized. The medical monitoring system is composed of a power supply module, a collecting module, a data processing module, a wireless communication module and a host computer. The invention relates to the technical fields of medical monitoring, wireless sensor networks, a ZigBee technology and the like. Aiming at the problems that the wired mode is complicated in wiring, equipment is inconvenient to move, and the like, the wired mode is replaced with the ZigBee technology; meanwhile, aiming at emotional tension and psychological burden on patients caused by the wired mode, the wearable sensor is introduced into the monitoring system; the microminiaturization of the sensor is ensured by highly integration of the system; the sensor is conveniently worn by the patients; and the negative induced emotion of the patients is relieved, so that the measurement accuracy of the monitoring system is improved. In addition, the system also has the characteristics of low power consumption, high expansibility and the like.

The invention discloses a display system as well as a Bluetooth audio playing method and device of the display system. The display system comprises an image processing system, a display screen and a Bluetooth processing system, wherein the image processing system comprises a plurality of signal input channels, which are respectively used for processing input information of a corresponding interface and outputting audio information and/or image information; the display screen is used for outputting an image according to the received image information; the Bluetooth processing system is used for switching the image processing system to one of the signal input channels, capturing the current audio information and/or image information, which is switched to the signal input channel to output, outputting the image information to the display screen, converting the audio information to a Bluetooth signal and outputting the Bluetooth signal. According to the method provided by the invention, application of a Bluetooth technology to the display system, in particular to a smart TV, is implemented, so that the smart TV can utilize Bluetooth audio playing equipment, and thus the user experience is improved.

The invention discloses self-powered multifunctional soil moisture acquisition and transmission integrated equipment. The equipment comprises a data acquisition component, a data storage unit, a data analysis and processing module, a power supply module and a wireless communication module, wherein the data acquisition component consists of a plurality of soil moisture measuring sensors; standard parameters of a plurality of levels of soil drought and flood conditions are stored in the data storage unit; the data analysis and processing module analyzes and processes information detected by the data acquisition component by combining data stored in the data storage unit and correspondingly analyzes the actual soil drought and flood conditions of different soil layers; and the power supply module comprises a solar rechargeable battery plate, a power supply management module connected with the solar rechargeable battery plate, and a solar rechargeable battery capable of temporarily storing electricity. The equipment is reasonable in design, convenient to install and maintain, low in power consumption, easy and convenient to operate and reliable in performance, can measure the moisture of the different soil layers in soil in real time to acquire multidirectional monitored data, and synchronously uploads the monitored data to related departments for retrieving, monitoring and analyzing.

The invention relates to a wireless charging device, which comprises a wireless charging base and a wireless universal charger, wherein the wireless charging base comprises a switching circuit, a rectifying circuit, an oscillating amplifying circuit, a transmitting terminal coil and a signal control circuit, wherein external commercial power is connected with the switching circuit; the switching circuit is connected with the rectifying circuit; the rectifying circuit is connected with the oscillating amplifying circuit; the oscillating amplifying circuit is connected with the signal control circuit and the transmitting terminal coil; the wireless universal charger comprises a receiving coil, a rectifying voltage stabilizing circuit and a charging port, wherein the receiving coil is matched with the transmitting terminal coil; the receiving coil is connected with the rectifying voltage stabilizing circuit; the rectifying voltage stabilizing circuit is connected with the charging port; and the charging port is connected with a battery to be charged. The invention has good versatility and low cost and can be applied to various small electric appliances.

The invention provides a technical scheme for an intelligent water quality survey cleaning vessel. The intelligent water quality survey cleaning vessel comprises a hull. Blades are arranged on the twosides of the bottom of the hull correspondingly. A rotating shaft of the blades is connected with an output shaft of a first driving motor. The rear end of the hull is provided with a power supply module. The front end of the hull is provided with a garbage collecting device, a garbage conveying device and a garbage compressing device. The lower part of the garbage compressing device is providedwith a garbage can. One side of the hull is provided with an integrated water quality detector. According to the intelligent water quality survey cleaning vessel, automatic collecting, conveying, dehydration and packing of garbage can be achieved, after packing is completed, the hull can search for near garbage storage points, the collected garbage is conveyed to a garbage storage tank on the shore. Through the garbage collecting process, garbage on the water surface is thoroughly cleared, the phenomenon of current lake surface garbage pollution is avoided, the labor force is liberated, and the clearing efficiency is improved.