1142results about How to "Reduce difficulty of use" patented technology

The invention provides an automatic spraying system based on point cloud and image matching. The automatic spraying system comprises a three-dimensional scanning module, an automatic trajectory planning module, a visual matching module and a spraying module. The three-dimensional scanning module is used for scanning a spraying object and acquiring a point cloud model according to scanned three-dimensional point cloud data; the automatic trajectory planning module is used for planning spraying trajectories in a point cloud space; the visual matching module is used for acquiring a transformational relation between a point cloud coordinate system and a spraying robot coordinate system; the spraying module is used for automatically spraying the spraying object. The automatic spraying system has the advantages that an algorithm is planned automatically according to a robot spraying path of the point cloud coordinate system, the point cloud coordinate system is correlated with the robot coordinate system according to the cloud point and image matching algorithm, and accordingly, automatic spraying of the spraying object is realized; on the basis of guaranteeing spraying efficiency, the spraying quality is improved greatly, calculation quantity for trajectory planning is reduced, and trajectory planning quality is improved.

This invention relates to one mobile terminal download multi-media resonance bell realization method and system, wherein the system comprises personal bell operation platform, WAP gateway, SMS sending platform, charging interface and charging servo, personal bell net or servo and core control part and data linkage based on IP connected to each personal bell business servo.

The invention discloses an integrated online monitoring system for drainage pipeline liquid level and flow. The system is composed of a data center and at least one monitoring subsystem. Each monitoring subsystem comprises a monitoring point and a monitoring device installed on the monitoring point. The monitoring devices collect related monitoring data of the monitoring points and send the monitoring data to the data center for processing and real-time dynamic displaying. The integrated online monitoring system for the drainage pipeline liquid level and flow can be applied to liquid level and flow online monitoring, waterlogging or overflowing early warning and alarming, monitoring data public issuing, monitoring data statistic analysis and the like of point locations such as a drainage pipeline, a drainage channel, a drainage inspection well, a drainage opening, a city sunken road, a city underground parking garage and a city receiving water body.

The invention discloses a method for converting PDF files to OFD files. The method comprises the following steps of: firstly inputting a PDF file; analyzing a layout of the PDF file by utilizing a machine vision technology so as to obtain content distribution of the layout, and analyzing PDF file data to obtain objects of all the elements in the file and object information; mapping the objects with layout distribution, positioning the elements such as characters, pictures, tables and formulas, ad converting PDF-format objects into OFD-format objects by utilizing the mapped object information;and finally composing the OFD-format objects according to an output requirement and outputting an OFD file. According to the method, single or batched PDF files can be automatically converted into OFDfiles via relatively high correctness, the correctness of special elements such as pictures, tables and formulas in the PDF files is effectively ensured, the using difficulty of information stored inthe PDF files is reduced, and the efficiency of converting the PDF files into OFD files is improved.

The invention discloses an intelligent on-line liquid level monitoring and early warning system. The intelligent on-line liquid level monitoring and early warning system is composed of a data center and at least one liquid level monitoring and early warning subsystem, and is characterized in that the liquid level monitoring and early warning subsystem comprises a liquid level monitoring point, a liquid level monitoring host and a monitoring repeater; the liquid level monitoring host is used for carrying out continuous monitoring on the liquid level monitoring point, generating monitoring data and transmitting the monitoring data to the monitoring repeater according to a changeable transmission time interval, and the monitoring repeater is used for receiving the monitoring data and transmitting the monitoring data to the data center according to the changeable transmission time interval; the data center is used for processing the received monitoring data to obtain status data and various curves of the liquid level monitoring point and displaying and releasing the status data of the liquid level monitoring point in real time. By means of the intelligent on-line liquid level monitoring and early warning system, on-line liquid level monitoring, short-message warning, waterlogging early warning, short-time forecasting, monitoring data public release and the like can be carried out on points such as a drainage pipeline, a drainage channel, a drainage inspection well, a drainage exit, an urban sunken road, an urban underground parking garage and urban receiving water.

The invention relates to a voltage buffer circuit used in a linear voltage regulator. The circuit consists of a basic voltage buffer circuit, an output current monitoring circuit and a current mirror circuit; wherein the input end of the basic voltage buffer circuit is connected with the output end of a voltage difference amplifier of the linear voltage regulator which is also the output of a dynamic bias power source buffer circuit; the output end of the output current monitoring circuit is connected with the input end of the current mirror circuit; the output end of the current mirror circuit is in parallel connection with a static bias current source. Under the condition that the static power loss of voltage regulator circuit is not increased, the impact of a pole of the output end of the voltage buffer circuit to system phase margin and stability is reduced; the invention doesn't need the traditional linear voltage regulator and utilizes an outer wave filtering capacitance equivalent series resistance to generate zero point, which lowers the system cost, reduces use difficulty and reduces the impact of the equivalent series resistance to the transient state response and noise restraint capacity of the voltage regulator circuit; a chip upper frequency compensation capacitance is not needed, which saves chip area.

The invention discloses a full-traversal path planning method for sweeping robots based on a grid method. An intelligent sweeping robot is taken as a point of penetration. The cleaning of a cleaned area by the intelligent robot is divided into five steps: the establishment of a grid map, the division of a rectangular area, the traversal within the rectangular area, the traversal sequence of the rectangular area and the traversal of the grid map. The full-traversal path obtained has high coverage. The planning method has a simple execution process, is less difficult to use and highly flexible,and can be widely used in the work scenes of various sweeping robots.

The invention discloses a public video management system and a realizing method thereof. The public video management system comprises a vide platform, a plurality of image shooting devices and a client terminal, wherein the video platform is formed by a distributed server group and adopts a B/S framework; servers operate simultaneously and are provided with the same software and databases with synchronous data in real time; the plurality of image shooting devices are used for shooting live images and are communicated with the video platform through a front-end device; the client terminal is communicated with the public video platform through a client network access device; and when the user is connected to the public video platform, the system can make an automatic judgment, skips to a server connected with the user at a highest speed in a seamless way and realizes remote video monitoring and online video display according to a video link point selected by a user. Compared with the prior art, the invention has the advantages of simple operation for creating a system, convenient maintenance, stable system, low cost, and the like. Users can access to the Internet conveniently at any place to watch the images picked up by the image shooting device.

The invention discloses a software security flaw discovering system. The system of the invention could be used for performing static analysis, behavior monitor, fuzz testing and penetration testing to software to be tested. The test mode is complete, so the system of the invention could completely and accurately search the security flaw of the software and improve the detection speed. A static analysis module is used for storing the obtained security flaw data in a flaw database according to set database format by performing the static analysis firstly, and then a behavior monitoring module, a fuzz testing module and a penetration testing module are separately used for detecting the security flaw obtained by the static analysis module, and simultaneously performing conventional detection to the software to be tested, and storing a system call sequence, a fuzz testing case or a penetration testing case, which will cause abnormal behavior and security problem to the problem in the flaw database. The system of the invention could realize the complete and powerful flaw detecting process, and reduce the use difficulty of security flaw testing personnel because of the automatic detecting process.

The invention relates to a traceable medical communication service robot which comprises a steering engine module, a tracing sensor, an MCU (MicroController Unit), a camera, a microphone, a USB (Universal Serial Bus) wireless network card, a wireless router, a display, a sound box, and the like. The robot provided with the camera and the microphone transmits an obtained image voice signal to a remote control end by the USB wireless network card and displays and plays the image voice signal. The remote end controls the medical communication service robot according to the video condition obtained by the camera, transmits the signal obtained by the camera and microphone at the remote end to the robot by a network and displays and plays the signal. The wireless router is connected to Internet, and a remote medical care staff can carry out video conversation with a patient by a Web browser at anytime and anywhere and learn illness condition. The remote control end can input a command, and the robot walks among patients in different hospital beds according to a tracing line and carries out simple transmission of medical objects.

The invention discloses an automated testing method suitable for remote control products. The automated testing method comprises the following steps that (1) a testing background program is edited, the background program is operated on a background computer, the testing background program can generate testing cases or load testing case documents, and a tested terminal and a computer communication port are connected or the tested terminal and a programmable infrared transmitter are connected with the computer communication port respectively; (2) the background program transmits the testing cases through the computer communication port, the tested terminal executes the testing cases and feeds the operating result of the testing cases back to the background computer, and the background computer compares the operating result of the fed-back testing cases with an expected result and displays the comparative result. The automated testing method suitable for the remote control products achieves automated testing of the remote control products and avoids waste of manpower and material resources.

The invention discloses a tour guiding and explaining service robot system and a tour guiding and explaining method thereof. The system comprises a robot body, a demonstration module, a task edition module, a tour guiding module, a monitoring module and a positioning and pose correcting module, wherein the robot body is used for directly interacting with a person to fulfill a tour guiding task; the demonstration module is used for fulfilling collection of key positions on a tour guiding route; the task edition module is used for compiling a script file in robot script language according to the tour guiding task to describe the tour guiding task; and the tour guiding module is used for analyzing and actuating the tour guiding task to fulfill the appointed task. The system provided by the invention allows a person only having computer operation knowledge to require a robot to perform demonstration and task edition according to the tour guiding task requirements and control the robot to fulfill the tour guiding task. Meanwhile, the system provides a simple and convenient way for a user to self-define the tour guiding function of the robot, thereby reducing the development difficulty of tour guiding service robots and the using difficulty of the user and further prompting the popularization of service robots in social life.

The invention discloses a heterogeneous multi-core processor compiler which comprises a preprocessor (101) used for carrying out macro expansion and line continuation combination on source codes and obtaining preprocessing codes (107), and further comprises a program analyzer (102), a data splitter (103), a mononuclear compiler set (104), a data synthesizer (105) and a main core compiler (106). The program analyzer (102) adds a compiling instruction for the preprocessing codes (107), and obtains codes (108) to be compiled. Through adoption of the heterogeneous multi-core processor compiler, an existing compiling system can be used to achieve the application of a heterogeneous multi-core processor.

The invention relates to a 3D printer control system for supporting a user side. The system comprises the user side, a cloud side server and a 3D printer for supporting cloud service, the user side, the cloud side server and the 3D printer interact with one another through the Internet, the user side comprises a model setter, a slice editor and a local slice generator, the model setter selects a to-be-printed 3D model, and the slice editor sets a slice strategy, and calculates the number of nodes and sections, and if the number of the nodes or the sections is lower than a set numerical value, the local slice generator generates a local 3D print text and a slice preview; the cloud side server comprises a 3D model library and a cloud side slice generator, if the number of the nodes or the sections is higher than the set numerical value, the user side uploads the slice strategy, the cloud side slice generator generates a cloud side 3D print text according to the slice strategy, and the user side downloads the cloud side 3D print text and afterwards generates a slice preview; the 3D printer receives the 3D print texts and afterwards conducts 3D printing work. According to the 3D printer control system for supporting the user side, remote manipulation of the 3D printer is achieved, and the system is adaptive to 3D printers of various types.

The invention provides an unmanned aerial vehicle airport system. The unmanned aerial vehicle airport system comprises an unmanned aerial airport device, a general control server, a ground station device, a network communication device, a power supply support device and a battery management device; and the general control server is used for receiving and storing unmanned aerial vehicle mission information assigned by a cloud server, and sending the information to the ground station device, as well as for receiving unmanned aerial vehicle mission execution data from an unmanned aerial vehicle to storage and/or send to the cloud server. According to the unmanned aerial vehicle airport system, a series of unmanned aerial vehicle application links of remote mission sending, autonomous operation of the unmanned aerial vehicle, mission data automatic returning, unmanned aerial vehicle storing and the like all can be achieved independently. According to the automation application of the unmanned aerial vehicle, the using difficulty of the unmanned aerial vehicle can be lowered, the cost of manpower is lowered, the difference and instability of mission data caused by human operation is eliminated, whether the current environment is suitable for unmanned aerial vehicle flight or not is detected and judged, and thus the safety of the unmanned aerial vehicle device under an unattended condition is ensured.

The invention provides a recommendation system and a construction method thereof. The recommendation system comprises an algorithm module, a configuration module and a service module; the algorithm module comprises multiple two-stage modules, and parameters of the two-stage modules are configurable; the configuration module comprises multiple parameter configuration models which are used for configuring the parameters of the second-stage modules respectively; the service module supplies an interface for configuring the algorithm module through the configuration module to a user or external equipment. According to the recommendation system and the construction method thereof, the problem that in the related technique, a recommendation system is high in developing complexity is solved, and the building and using difficulty of the recommendation system is reduced.

The invention discloses a percutaneous auxiliary pumping blood device. The device comprises a driving module, a control module and a pumping blood conduit capable of being percutaneously implanted into a human body, wherein the driving module is located outside the body and is arranged to be separated from the pumping blood conduit, a far end of the driving module is connected to the pumping blood conduit through a flexible transmission structure, and a near end of the driving module is connected to the control module through a signal line. According to the percutaneous auxiliary pumping blood device, the pumping blood conduit and the driving module are arranged to be separated from each other and are connected through the flexible transmission structure, an active driving module is located outside the body, the flexible transmission structure drives the pumping blood conduit to be implanted inside the body to achieve the auxiliary pumping blood function, additional risks brought by when the active parts enter the body are avoided, and the using risk of a system and the operation implantation difficulty are effectively lowered.

The invention discloses an electric UAV remaining mileage estimation method comprising a step S1 of reading out current battery test data including the electric quantity, voltage and current of a battery through a battery control chip; a step S2 of obtaining electric quantity consumption laws parameters through the battery test data; a step S3 of obtaining laws and parameters between flight states including the flight speed and distance and electric quantity consumption through actual flight data; and a step S4 of calculating a remaining mileage estimated value. The invention can calculate the remaining flight mileage in real time according to the electric quantity of the battery; thus, can reduce human judgment and reduce difficulty in using UAVs; and can automatically calculate the flight distance through an algorithm, and can perform UAV flight operation without multi-user collaboration.

The invention provides an optical fiber displacement sensor with an ultra-short baseline compliant cylinder structure and an optical fiber strain gauge. The optical fiber strain gauge comprises an optical fiber displacement sensor body (1), a measure baseline (4), a baseline fixing device (5), a suspension system (3), a measure control and signal recording and processing system (6) and a measurement calibration device (7); the optical fiber displacement sensor body (1) is fixed on a first bed rock (21) and connected with the head end (41) of the measure baseline (4); the tail end (42) of the measure baseline (4) is provided with the measurement calibration device (7) and fixed on a second bed rock (22) through the baseline fixing device (5); the suspension system (3) is arranged in the middle of the measure baseline (4), and the displacement sensor (1) and the measurement calibration device (7) are connected with the measure control and signal recording and processing system (6) through a signal connecting wire. The optical fiber displacement sensor is applied to a geophysical research, observation of crustal strain and solid tide, obtaining of earthquake precursor information and the like.

The invention discloses a shock absorption device for bridge construction. The shock absorption device comprises a bottom plate; the two sides of the top of the bottom plate are fixedly connected with piston cylinders; the opposite sides of the two piston cylinders are fixedly connected with box bodies; the box bodies communicate with the corresponding piston cylinders through communicating pipes; the interiors of the box bodies are movably connected with sliding plates; one side, far from the corresponding piston cylinder, of each sliding plate is fixedly connected with one end of a sliding rod; one end, far from the corresponding sliding plate, of each sliding rod penetrates through the corresponding box body and extends to the exterior of the corresponding box body; the parts of the bottoms, located at the exteriors of the box bodies, of the sliding rods are slidingly connected with the top of the bottom plate; the interiors of the piston cylinders are movably connected with pistons. Through buffering solutions in the piston cylinders and the box bodies, and by matching with a spring between two fixing blocks and employing repulsive force between a first magnet block and a second magnet block, vibration force of the top plate, generated in the bridge construction process is buffered effectively, and the shock absorption device is high in shock absorption effect, applicability and reliability and is convenient and practical.

The invention discloses a high-fidelity image reconstruction method and system, computer equipment and a storage medium. The method comprises the steps of reading an SIM image; generating or reading ameasurement PSF; estimating structured light stripe parameters; and reconstructing a high-fidelity SIM super-resolution image by using a spectrum optimization method. The system comprises an image acquisition module, a parameter estimation module (PSF generation module) and an image reconstruction module. Computer equipment and a storage medium can realize the process of the method by executing acomputer program. According to the method, the problem of artifacts of the SIM super-resolution image can be effectively solved, high-fidelity reconstruction of the SIM super-resolution image is realized, and the axial layer cutting capability of the 2D-SIM technology can be greatly improved, so that the 2D-SIM technology obtains the layer cutting capability comparable to that of the 3D-SIM technology, and the application scene of the 2D-SIM technology is effectively expanded. In addition, a theoretical generated PSF is used for replacing a complex PSF measurement process, and a high-fidelitySR-SIM super-resolution image can still be reconstructed. The method is suitable for almost all data processing of the SIM system based on the structured light illumination technology principle.

The invention provides an image enhancement method for scene self-adaptive wide dynamic infrared thermal imaging, which belongs to the technical field of image processing. The method comprises the following steps of calculating to obtain an initial low-frequency base layer image by using a bilateral filtering algorithm according to a 16-bit original image; calculating to obtain an initial high-frequency detail image; performing adaptive histogram equalization (CLAHE) operation on the initial low-frequency base image to obtain a first 8-bit low-frequency base image; performing global histogramequalization processing on the initial low-frequency base image to obtain a second 8-bit low-frequency base image; obtaining a final high-frequency detail image by utilizing automatic gain control operation according to the initial high-frequency detail image; utilizing linear weighting calculation to obtain a final low-frequency base layer image; and fusing the final high-frequency detail image and the final low-frequency base image to obtain an enhanced output image. According to the method, problems of poor scene adaptability and over-enhancement of the existing infrared thermal imaging wide dynamic range image enhancement technology are solved.