49results about How to "Simple hardware architecture" patented technology

The invention relates to a medical image augmented reality method and a device based on a projection technology, belongs to the field of wisdom medical treatment, and provides a means capable of assisting a doctor in performing diagnosis and treatment. The device is mainly characterized in that an infrared light source, an infrared camera and a projector constitute a light path, perspective transformation model parameters of target points before and behind a projection are determined by a calibration technology, and then a superficial image to be augmented is directly projected on the surface of patient skin after augmented transformation. According to the method and the device, geometrical model parameters of the projector and the infrared camera are obtained during calibration, the augmented image can be coincided with a real affected part accurately after the perspective transformation, and the augmented reality of the superficial image is realized. According to the method and the device, since only a placement relationship between the projector and the infrared camera is required to be determined, the transformation operation can be conducted in real time after a single calibration operation in a specific environment. Therefore, a hardware framework is simple and easy to realize, and the method and the device have good instantaneity and practicability.

The invention provides a touch sensing unit and a panel with the same. The touch sensing unit comprises a sensing electrode, a switching element and a boosting and discharging unit, wherein the sensing electrode is used for sensing touch of an external object, the switching element is connected to the sensing electrode to generate a sensing voltage, and the boosting and discharging unit is connected to the sensing electrode and the switching element to discharge the sensing electrode or boost the voltage of the sensing electrode.

Gray scale distribution of an input image signal is obtained through statistics to determine the contrast characteristic of the input image signal. Based on the gray scale distribution, by a look up table, corresponding gamma setting values are derived and stored in a register. The register outputs the stored gamma setting values to a gray scale voltage generation circuit to adjust the gray scale voltage. Therefore, the display contrast and display quality are improved.

The invention relates to a height measuring method and device and a height-based body fat rate measuring method and system. The height measuring method comprises the following steps of S1, measuring the altitudes of the horizontal planes of the foot sole and the top of the head of a user respectively through an altitude measuring module in a handle; S2, performing subtraction on the data of the two altitudes obtained in the step S1 to obtain the height of the user, uploading the height of the user to the cloud through a wireless communication module; according to the height-based body fat rate measuring method and based on the height measuring method, calculating to obtain a body fat rate. The height measuring method and device and the height-based body fat rate measuring method and system have the advantages of being capable of timely and automatically acquiring height information without additional input and convenient and efficient to use.

The invention relates to an intelligent interactive indicator indication method for indoor navigation and a system thereof. The method disclosed by the invention comprises the following steps: S1 performing voice broadcasting and / or prompting a navigation function through a display screen; S2, receiving an access request when the access request is input, and uploading the access request to a cloud host; S3, receiving a target list which is obtained by analyzing the access request by the cloud host and comprises at least one requirement goal; and S4, receiving destinations of visitors selected in the target list, and displaying navigation routes and / or performing voice broadcasting on the navigation routes according to the destinations selected by the visitors. The method disclosed by the invention has the advantages that navigation can be performed without a mobile terminal, an APP and a navigation map do not need to be downloaded, and the navigation is performed for the visitors based on the access request of the visitors by interacting the indicator and the visitors.

This invention provides a kind of network product testing system. It comprises a database server, a gateway, a workshop flow control server that connects with the gateway, a computer that connects with the database server and gateway, a testing unit that connects with the database server and gateway and computer. This invention also provides a kind of network product testing method. It comprises the following steps: mainboard function testing, which distributes IP address and MAC address, configures IP of TFTP server, downloads Diagnostic Program and diagnoses; assembly testing, which installs wireless Ethernet card, cable and cabinet, tests LED and wireless communication traffic; system testing, which performs wireless communication traffic testing, internal traffic testing and diagnosing; high voltage testing.

The invention discloses a trademark graph-based identification and interaction method and system. The method comprises the steps of S1: receiving trademark graph information obtained by an image identification module through identifying a trademark graph, and displaying initial selection modules based on the trademark graph information; S2: obtaining a contact instruction sent by a client, performing screening on the initial selection modules according to the contact instruction, and transmitting a screening result and the trademark graph information processed through a detection algorithm to a cloud platform; S3: receiving call information transmitted by the cloud platform and having a mapping relationship with the trademark graph information obtained in the step S1 and the contact instruction in the step S2; and S4: processing the call information, synthesizing interactive contents according to the call information, performing display and providing the interactive contents for users to perform interaction. The method and the system have the advantages that online contents are combined with offline real objects, so that the information propagation efficiency and the participation sense experience of the users are improved.

The invention relates to a method for searching an odor source with a mobile phone and the mobile phone based on the method. The method comprises the following steps: S1, an odor detection application in the mobile phone is in a start state, odor information of air in the current position of the mobile phone is acquired by an odor sensor arranged in the mobile phone and transmitted to a processing module, and the mobile phone is moved from the current position; S2, odor information of air in the position of the moved mobile phone is acquired by the odor sensor and transmitted to the processing module, the processing module obtains odor direction information according to the concentration change information between the odor information of the air in the positions before and after movement of the mobile phone as well as positioning information, and the odor direction information is displayed through an odor direction display unit of a display module; S3, the mobile phone is moved according to the odor direction information displayed in the display module, and S2 is repeated until the odor source is found. The method has the advantages that the odor source direction can be judged, and a user is guided to get close to or away from the odor source.

The invention relates to an intelligent automatic control system for an IoT intelligent dedusting device system, and particularly relates to an automatic control system for the safe running of a dedusting device system of flammable and explosive dust. The intelligent automatic control system includes an on-site on-off control device for controlling the on and off of a dedusting device, an on-site sensing data monitoring assembly, a lower computer, an industrial Ethernet and a host computer, the on-site on-off control device and the on-site sensing data monitoring assembly are connected with the lower computer, the lower computer is connected with the host computer via the industrial Ethernet, the data conversion module of the lower computer is connected with a data processing module via a data isolation module, an Ethernet communication module is connected with the data processing module, the data conversion module is connected with the on-site on-off control device and the on-site sensing data monitoring assembly, and the network communication interface of the ethernet communication module accesses to the industrial Ethernet. By means of such as system, the intelligentized automatic remote control without artificial intervention of the dedusting device in an enclosed environment can be realized, and the better and safe-running automatic dedusting control effect can be achieved.

A touch sensing unit includes a detection electrode, a switch and a boosting and discharging unit. The detection electrode detects the touch from an external object. The switch is connected to the detection electrode for generating a touch voltage. The boosting and discharging unit is connected to the detection electrode and the switch for discharging the detection electrode or boosting the voltage of the detection electrode.

The application discloses a multi-mode data link system with external download function and a method therefor, comprising an FPGA, an MCU main control module, a first FLASH module, a second FLASH module, a gate, a transceiver link module, an interface module, a power module, and a clock module. The FPGA performs the main data processing and module configuration functions. The MCU main control module receives the control commands from the interface module and performs the working mode selection with FLASH. The interface module also provides a data channel for external download. The transceiverlink module performs data conversion and transmission. The power module supplies power to the system. The clock module provides a clock signal to the FPGA. The multi-mode data link system with external download function can be used for the hardware architecture of the FPGA multi-loading of the miniaturizing multi-mode data link terminal, configuration programs can be loaded for different working modes according to specific usage requirements to perform multi-mode selection, and upgrade or replacement of program can be performed through external download function.

The invention discloses a method for quickly burning TypeC software. The method is realized based on a display and a board to be burned. The method comprises the following steps: step S1, burning thesoftware packaged with TypeC. Bin on the display, and taking the burned display as a burning master; step S2, connecting a burning master machine and a board to be burned with wires and energizing; step 3, the burn master machine judging whether there is software in the board to be burned, if so, executing step S4, if not, executing step S5; Step S4, the burning master machine judging whether thesoftware version in the board to be burned is the same as the software version in TypeC. Bin, if the software version is the same, executing step S8, if the software version is not the same, executingstep S5; 5, that burn master machine writing the packaged TypeC. Bin file into the ROM of the board to be burned; Step S8, the burning master displaying that the burning is successful. The inventiondoes not need a computer, a special fixture, a special wire rod and the like, and does not need computer operation, thereby simplifying the hardware structure and reducing the operation difficulty.

The embodiment of the invention discloses a parking management method and device, and the method comprises the steps of: installing a wireless recognition base station in a parking lot, enabling the wireless recognition base station to manage a plurality of parking spaces in the parking lot, wherein the wireless recognition base station comprises an information reader-writer, and enabling a background server to acquire vehicle information reported by the wireless recognition base station and acquire a feedback signal of an identity identification card in real time, wherein the vehicle information is read from the identity identification card by the information reader-writer, and the identity identification card is installed on the target vehicle, determining the position points of a targetvehicle at different moments according to the signal intensity of the feedback signal by the background server, and identifying the parking starting moment and the parking ending moment of the targetvehicle according to the change conditions of the position points at different moments, thus performing parking management on the plurality of parking spaces in the parking lot according to the parking starting moment and the parking ending moment. In the process from parking to leaving of the target vehicle, manual intervention of a vehicle owner is not needed, dependence on other hardware is not needed, the hardware architecture is simpler, and the management and maintenance is lower in cost and simpler.

The invention relates to an EnOcean-based wireless and passive intelligent bathroom lighting system. The system comprises a lighting controller, an EnOcean wireless and passive rocker switch, waterproof light emitting diodes (LEDs) and an illuminance sensor, wherein the lighting controller comprises a microcontroller, an EnOcean wireless transceiving module, an LED driver, LED driving universal serial bus (USB) interfaces, an LED driving pin, an illuminance sensor interface, a piezoresistor, an USB interface module, an universal asynchronous receiver / transmitter (UART) converted to USB module and a power supply module.

The invention relates to a method for realizing a multifunctional dial and a multifunctional dial. The problem that the existing dial is of low degree of intelligence is solved. The method of invention comprises the following steps: S1, whether dynamic states are in a trigger state is detected through a detection module; S2, if the detection module detects that any one or more of a current user motion state, a current watch multimedia playing state and a current watch wireless information transmission state in the dynamic states is / are in a trigger state, a display module on a dial displays one or more corresponding pieces of dynamic state information, and if the detection module detects that no dynamic state is in a trigger state, S3 is performed; and S3, the display module on the dial only displays time information. The advantage is that dynamic state information is displayed on the dial according to the dynamic states of users, and the dial only displays time information when the detection module detects that the dynamic states disappear, so that the dial display is no longer miscellaneous and is more concise, and the dial has a high degree of intelligence.

The invention relates to a method and a system for independently detecting a server binding failure cause of a wireless router, and aims to solve the problem of incapability of acquiring failure cause and the like during binding of a conventional wireless router with the server. The method comprises the following steps: A, constructing a system; B, binding a server; and C, when an intercepted event result field is a wrong code, comparing a message type corresponding to the wrong code, displaying a wireless router binding failure page on an equipment management page, prompting a user of a binding failure cause, returning to the step B, and performing rebinding till binding succeeds. The method and the system have the advantages that when the event result field in an interaction message intercepted by the wireless router is the wrong code, the binding failure caused is determined through the message type corresponding to the wrong code, and the wireless router binding failure page is displayed, so that the user can independently solve a problem when binding of the wireless router and the server fails, and the user experience is improved.

The invention relates to a heliostat driving and controlling integrated controller. The heliostat driving and controlling integrated controller comprises a control module, a motor driving module and an input and output module. The control module is used for controlling the motor driving module based on settings and instructions of an engineer station, collecting motor rotating speed and angle information through the input and output module to obtain current gesture information of the heliostat, and sending current gesture information feedback of the heliostat to the engineer station. The motordriving module is used for driving a motor in the azimuth and pitching direction of the helioscope based on instructions of the control module. The input and output module is used for collecting information of a motor encoder and a sensor in the azimuth and pitching direction. The motor encoder is used for detecting current angle information of the heliostat in the azimuth and pitching direction.Driving and controlling integrated design is adopted for the controller, reliability of the heliostat controller is improved, and the cost and complexity of the controller are greatly reduced.

The invention discloses a fingerprint authentication security hard disk cartridge and a mobile hard disk thereof, the fingerprint authentication security hard disk cartridge at least comprises a firstinterface unit, a bridging controller, a second interface unit and a fingerprint unit, and the first interface unit is connected with a host and is used for realizing data communication between the host and the bridging controller; the second interface unit is connected with the hard disk unit and is used for realizing data communication between the hard disk unit and the bridging controller, wherein the hard disk unit is provided with a plurality of partitions; the fingerprint unit is connected with the bridging controller and is used for acquiring fingerprint input of a user and sending fingerprint information to the bridging controller; and a data encryption and decryption engine is arranged in the bridging controller and is used for managing fingerprint information and data encryptionand decryption of a plurality of partitions of the hard disk unit. Compared with the prior art, the fingerprint authentication and the data encryption key are managed by the bridging controller and the fingerprint unit together, and the fingerprint information and the user information are stored in the hard disk box, so that the safety performance is greatly improved.

The invention belongs to the technical field of time synchronization, and particularly relates to a method and a device for converting a direct-current B code into a serial port time message of a power system. The invention aims to solve the problems of low precision and high cost of a CPU (Central Processing Unit) conversion mode adopted by the traditional method, and the time accuracy of the serial port time message signal of the power system can be superior to 1 microsecond. According to the main scheme, the device comprises a 10-frequency multiplication module, a code element identification module, a B code information analysis module, a second punctual edge extraction module, a 1PPS generation module, a time correction module, a serial port time message coding module, a serial port time message sending module and a serial interface driving circuit. Except for the serial interface driving circuit, the other modules are realized by the FPGA. The FPGA is adopted to convert the direct current B code into the power system serial port time message, high-precision serial port time message signal output is achieved, a CPU is not used, the hardware architecture is simple, stable and reliable, the cost is low, the device can be miniaturized and modularized, the application is flexible, and the expansibility is good.

The invention relates to a data acquisition box and an industrial big data acquisition method for intelligent manufacturing. The data acquisition box comprises an embedded processor, a communication unit and a security encryption unit, and the communication unit and the security encryption unit are in communication connection with the embedded processor separately, wherein the security encryptionunit adopts a data serial encryption technology, and collected signal data and communication control data are connected with an encryption and decryption module through a serial port separately; the industrial big data acquisition method adopts the data acquisition box, and a plurality of non-wired acquisition sensors are in communication connection with a far-end data processing cloud platform. The data acquisition box and the industrial big data acquisition method for intelligent manufacturing have the advantages that the problem that equipment performs safe and reliable collection is solved, the working condition of the equipment can be accurately known and uploaded, and the working condition and status of the equipment are counted, thereby analyzing the working condition and status ofthe equipment and formulating a scheme capable of improving the utilization rate and working stability of the equipment.

The present invention relates to a large-screen mobile phone screen unlocking method and a large-screen mobile phone. The method comprises the steps: S1, screen unlocking interface display: a touch screen is started, a CPU module randomly generates a binary feature module and convert the binary feature module to a three-dimensional figure to display a three-dimensional figure random feature surface on the unlocking interface of the touch screen; S2, unlocking, the rotation of the three-dimensional figure in the horizontal direction and / or the vertical direction on the unlocking interface is controlled through the touch screen, when the three-dimensional figure rotates to a pre-unlocking feature surface, the confirmation input is performed through the touch screen, the CPU module is configured to compare whether the binary feature module of the three-dimensional figure pre-unlocking feature surface on the current unlocking interface is the same as a preset binary feature module or not, if the binary feature module of the three-dimensional figure pre-unlocking feature surface on the current unlocking interface is the same as a preset binary feature module, the CPU module controls the touch screen to unlock, and if the binary feature module of the three-dimensional figure pre-unlocking feature surface on the current unlocking interface is not the same as a preset binary feature module, the step returns back to the step 1 and the binary feature module of the three-dimensional figure feature surface is randomly reset. The large-screen mobile phone screen unlocking method and the large-screen mobile phone can rapidly unlock the mobile phone screen in the state that the mobile phone is stably held by one hand so as to overcome the convenient unlocking caused by the large screen of the mobile phone.

The invention relates to a file sharing closed-loop system and a file sharing closed-loop control method based on Wi-Fi storage. The method comprises the following steps: A, setting of a data caching layer; B, a resource request retrieval link: routers and resource collection stations are connected, each router transmits a resource source to the corresponding resource collection station, each resource collection station retrieves resources, and if each resource collection station succeeds in retrieving a resource, the corresponding routers acquire the source directly from the resource collection station; and C, a new resource caching link: if a resource cannot be acquired from any resource collection station, the resource is acquired through the corresponding routers, and the routers transmit the resource to the resource collection station, and / or the resource collection station downloads the resource based on a clue left according to a customer's request. The system and the method have the following characteristics: (1) a resource fast caching mechanism is adopted; (2) a resource fast acquisition mechanism is adopted; (3) a communication protocol for communication between the routers and the resource collection stations is adopted; and (4) a resource verification algorithm and a resource verification mechanism are adopted.

The invention relates to a traffic accident compulsory broadcasting method and a traffic accident compulsory broadcasting system, which solve the existing problem that road condition information and the like cannot be obtained timely when navigation is not enabled by a user. The traffic accident compulsory broadcasting method comprises the steps that: S1, the user chooses to enable a compulsory broadcasting function, and sets a threshold condition for automatic enabling of the compulsory broadcasting function; S2, the background saves at least one process for monitoring the monitoring data corresponding to a category of the threshold condition, and an application automatically enables the compulsory broadcasting function when the process monitors that the current monitoring data of the user exceeds the threshold condition; S3, and real-time position information and real-time advancing direction information of the user are acquired and sent to a server side, road passage information near the user is searched, and an alarm prompting module sends out alarm when passage abnormity is found. The traffic accident compulsory broadcasting method and the traffic accident compulsory broadcasting system have the advantages that the user can be informed of abnormal road conditions when the application is not opened by the user, and the multi-vehicle accidents or continuous congestion caused by the situation that the customer enters accident or congested road sections hastily when the navigation is not enabled can be avoided.

The invention provides an analog audio and video acquisition and multimedia playing system. An analog audio and video processing module is connected with an analog video front-end processing module through an analog video input interface. The analog audio and video processing module is connected with an analog audio input / output module through an analog audio input / output interface. The analog audio and video processing module is connected with a digital signal processing module. The analog video front-end processing module is connected with a CVBS analog video signal end outputted by an analog camera. The analog audio input / output module is connected with an analog audio signal end. The digital signal processing module is connected with a network signal processing module through an audio and video input and output interface. The digital signal processing module is connected with an analog video output module through a video signal output interface. The network signal processing module is connected with a network bus through a network interface. The analog video output module is connected with a video playing terminal through an analog video output interface.

The invention relates to a method for unlocking the screen of a large-screen mobile phone and the mobile phone. Steps of the method of the present invention: S1, screen unlocking interface display: the touch screen starts, the CPU module randomly generates a binary feature array and assigns the binary feature array to a three-dimensional graphic, so that a random feature surface of the three-dimensional graphic is displayed on the unlocking interface of the touch screen; S2 , Unlocking: through the touch screen, control the three-dimensional graphics to rotate horizontally and / or vertically on the unlock interface. When the three-dimensional graphics rotate to the pre-unlock feature surface, the input is confirmed through the touch screen, and the CPU module compares the three-dimensional graphics on the current unlock interface. Whether the binary feature array of the pre-unlock feature surface is the same as the preset binary feature array; if they are the same, the CPU module controls the touch screen to unlock; if they are different, return to step S1 to randomly reset the binary feature array of the three-dimensional graphic feature surface. The invention realizes quick unlocking of the screen of the mobile phone when the mobile phone is firmly held by one hand, and overcomes the inconvenience of unlocking the mobile phone due to the large screen.

The invention provides a current-feedback-free surface mounted type permanent-magnet synchronous motor torque control method. The method includes the steps of firstly, regularly collecting mechanical angles of a motor rotor in a digital controller, and calculating the angular speed of the rotor; secondly, calculating the required shaft voltage component according to the angular speed, the expected motor output torque value and motor parameters; thirdly, converting the mechanical angles of the rotor into electrical angles according to the calibrated conversion relation, and conducting shafting conversion through the current electrical angle to calculate the required motor three-phase terminal voltage; fourthly, completing the output of the three-phase terminal voltage through a PWM inverter so that the output control of the electromagnetic torque can be achieved. According to the method, the current vector coordinate conversion and current feedback control process is replaced with the open loop voltage vector control method, no current sensors or current-controllable PWM inverters need to be used, the good torque control effect can be achieved within the wide rotating speed range, and the method is particularly suitable for low-bandwidth precise servo control systems with the high requirement for circuit reliability.

The invention discloses a vehicle anti-theft data acquisition and analysis system. The system comprises a vehicle-mounted terminal unit, a data acquisition and transmission unit and a server unit, thevehicle-mounted terminal unit measures vehicle driving comprehensive data, and the data acquisition and transmission unit receives the data sent by the vehicle-mounted terminal unit at a fixed pointand sends the data to the server unit for analysis and processing. Therefore, the vehicle anti-theft data acquisition and analysis system is low in power consumption, low in cost and stable in performance.

The invention relates to a data collection box and an industrial big data collection method oriented to intelligent manufacturing. The data collection box includes an embedded processor, a communication unit and a security encryption unit, and the communication unit and the security encryption unit are respectively connected to the embedded processor by communication. , wherein the security encryption unit adopts data serial encryption technology, and connects the collected signal data and communication control data to the encryption and decryption module through the serial port respectively. The industrial big data acquisition method adopts the above-mentioned data acquisition box to communicate and connect several non-wired acquisition sensors with the remote data processing cloud platform. The invention solves the problem of safe and reliable collection of equipment, can accurately know the working status of the equipment and upload it, and makes statistics on the working status and status of the equipment, so as to analyze and formulate a scheme that can improve the utilization rate and work stability of the equipment .

The invention relates to a method for searching an odor source with a mobile phone and the mobile phone based on the method. The method comprises the following steps: S1, an odor detection application in the mobile phone is in a start state, odor information of air in the current position of the mobile phone is acquired by an odor sensor arranged in the mobile phone and transmitted to a processing module, and the mobile phone is moved from the current position; S2, odor information of air in the position of the moved mobile phone is acquired by the odor sensor and transmitted to the processing module, the processing module obtains odor direction information according to the concentration change information between the odor information of the air in the positions before and after movement of the mobile phone as well as positioning information, and the odor direction information is displayed through an odor direction display unit of a display module; S3, the mobile phone is moved according to the odor direction information displayed in the display module, and S2 is repeated until the odor source is found. The method has the advantages that the odor source direction can be judged, and a user is guided to get close to or away from the odor source.