276results about How to "Unable to solve" patented technology

The invention provides a method and a device for controlling processes of abnormal pages. The method comprises the following steps: acquiring a page address list of the abnormal pages, wherein the abnormal pages comprise pages which cause a browser to be broken down and / or jammed; judging whether a page address which a user requests to access is in the page address list; and if yes, creating a page independent subprocess by a browser host process and rendering a page corresponding to the page address which the user requests to access by the page independent subprocess. According to the invention, the normal use of the browser can be protected from influences when the user accesses the high risk page.

The invention provides a microphone signal delay compensation control method based on echo cancellation. The method comprises the following steps: after conducting short-time data analysis on a microphone signal and a loudspeaker signal, relatively accurately calculating the time difference between the two signals, and then performing expansion and alignment operations on a buffering area to realize no time delay between the two digital signal sources. The microphone signal delay compensation control method based on echo cancellation effectively solves the problem that due to time delay between the microphone signal and the loudspeaker signal in a non-real-time system such as an Android system, an acoustic echo cancellation module cannot be used normally; and on the premise of not performing any bottom-driver modification on a system platform, the problem of time delay between the microphone signal and the loudspeaker signal is simply and effectively solved, so that the echo cancellation function can complete the same technical effect on an application software layer under Android as the way that the echo cancellation function is directly added to a bottom driver.

The invention belongs to the technical field of household electrical appliances, and particularly relates to an intelligent washing machine and a using method thereof. The intelligent washing machine comprises a washing machine body, a control device and a machine cover opening device, wherein the washing machine body comprises a wash bucket, a machine cover and a camera; the machine cover is arranged at the top of the washing machine body; the wash bucket is arranged inside the washing machine body; the camera is arranged below the machine cover and towards the interior of the wash bucket; an LED light is arranged beside the camera; a touch screen is embedded and totally hermetically mounted in a separate groove with good moisture transpiring capacity in the washing machine body, and a main control chip is placed inside the washing machine body; the two parts are separated, so that the situation that moisture in the wash bucket influences the circuit, and further results in electric leakage, power failure and unclear display is avoided. After clothes washing, the washing machine sends the information to a user to remind the user, and the machine cover is automatically opened, so that bacterium breeding is avoided, and the washing machine is healthier and more reasonable.

The invention relates to a method for preparing a high-temperature oxidation-resistant nanocomposite coating on the surface of niobium tungsten alloy (Nb521) by cold spraying and laser cladding technology, in particular to a method for preparing a high-temperature oxidation-resistant coating on niobium tungsten alloy. The method is characterized by comprising the following steps of: a, processing molybdenum (Mo) and silicon (Si) components in a high-temperature oxidation-resistant material respectively to be nanopowder for later use, mixing the rest components, and processing the mixture to be nanopowder for later use; b, cold-spraying the Si nanopowder on a niobium tungsten alloy base material; c, cold-spraying the nanopowder of the mixed rest components in the step a on the niobium tungsten alloy base material; d, cold-spraying the Mo nanopowder on the niobium tungsten alloy base material, wherein the total thickness of all the coatings is controlled to be 50 to 140 mu m; and e, irradiating, scanning and melting the coatings of the sprayed niobium tungsten alloy base material by using laser beams. By the method, the tissues among the coating powder are compact; and compactness of the coatings is greatly improved.

The invention discloses a wireless traffic signal control system, implementing the control of a traffic signal controller on a counting-down board in a wireless transmitting mode, and particularly making real-time self-adapting control according to the traffic flow signal of each crossing. The invention constructs a traffic signal control system in a wireless accessing mode, and can set several crossings as a traffic signal control system, even some region or city as a traffic signal control system, thus reducing the cost and able to orderly, and systemically control the traffic at each crossing. Besides, the invention solves the problem that the exiting self-adapting traffic signal control system is unable to control the counting-down board in time, and implements the function of controlling the counting-down board, wirelessly.

A permanent magnetic suspension support shafting structure is characterized in that a radial load bearing and an axial location bearing are arranged on a height shaft; a support shafting structure of an azimuth shaft is arranged between a rotor and a telescope base of an azimuth shaft system; the radial load bearing of the height shaft adopts a permanent magnetic suspension bearing; the permanentmagnetic repulsion force between the moving ring of the bearing and a fixed magnetic plate counteracts the weight of the tube of the telescope; the axial location bearing of the height shaft is located by a Si3N4 ceramic bearing; a non-load location bearing of the azimuth shaft is supported by a Si3N4 ceramic bearing; a load location bearing of the azimuth is supported by a permanent magnetic axial bearing; and the permanent magnetic force generated between the moving magnetic ring and the fixed magnetic ring of the permanent magnetic axial bearing counteracts the weight of the telescope. Thepermanent magnetic suspension support shafting structure solves the problems of mechanical bearing of the Antarctic astronomical telescope, such as bearing lubrication, thermal expansion and contraction, low-speed crawling under heavy loads and the incapability of using the liquid hydrostatic bearing, thereby creating the conditions for high-accuracy tracking and large-diameter development of theAntarctic astronomical telescope.

The invention provides a method and device for processing software upgrading, and a terminal. The method comprises the following steps: receiving an upgrade request transmitted by audio playback equipment; acquiring a current application version of the terminal application according to the upgrade request; judging whether the application version is matched with compatible version information; and when judging that the application version is not matched with the compatible version information, upgrading the terminal application and responding to the upgrade request. According to the method for processing the software upgrading provided by the invention, by receiving the compatible version information of a version to be upgraded of the audio playback equipment, matching the compatible version information with the current application version of the terminal application, when the compatible version information is not matched with the current application version of the terminal application, synchronously upgrading the terminal application and the audio playback terminal, the problem that the terminal application cannot be used when the audio playback equipment is upgraded is solved, and the upgrade efficiency is improved.

The invention discloses a server switching method and a server switching device. The method comprises the steps as follows: an intermediate server acquires the configuration information of servers, wherein the intermediate server is in communication connection with at least one server and at least one client; the intermediate server generates a configuration information table according to the configuration information; the intermediate server verifies the effectiveness of each piece of configuration information in the configuration information table to obtain a verification result; the intermediate server updates the configuration information table according to the verification result, wherein the configuration information is monitored by the clients and is used for the clients to modify the local configuration information of the clients; and the clients modify the local configuration information by monitoring the configuration information table. The problem in the prior art that a client cannot be used normally due to the change of a server is solved.

The invention discloses a household type air conditioner and an operation method thereof, and belongs to the technical field of heating ventilation air conditioners. The household type air conditioner comprises a heat pump system, a solution humidifying system and a wind control system. The heat pump system comprises a compressor, heat exchangers, two-way expansion valves, a flow adjusting valve and an electric switch valve. The solution humidifying system comprises a solution pump, wet curtain packing and a liquid arrangement device, and meanwhile, the solution humidifying system comprises a solution filtering device and a return air energy recovery device. The wind control system mainly comprises a return air and new air blower, an air supply parameter inductor and a mechanical air exhausting system. The household type air conditioner with new air is designed by adopting a solution humidifying technology, through the air conditioner, temperature control and humidity control are conducted on the outdoor new air, temperature control is conducted on the indoor return air, then the outdoor new air and the indoor return air are sent to indoor, for the problem of lack of the new air of indoor air adjusting of a household type building in the prior art, the solution humidifying technology can be directly used for household air conditioner equipment, and the problem that water supplement is needed owing to too much heat brought by a heat pump coupling solution humidifying technology is solved.

The invention relates to a wave front aberration detection method and detection device. According to the wave front aberration detection method, aiming at a light carrier signal in free space light communication, a film replaces a holographic grating; and the wave front aberration of a light carrier wave in the free space light communication is calculated according to a holography and a mode wave front sensing theory, so that the algorithm complexity is reduced, and the detection efficiency is improved. The wave front aberration detection device detects the aberration by adopting the detection method and feeds the aberration back to an aberration correction part for correcting the aberration in real time. According to the wave front aberration detection method and detection device, the holography completely adopts an optical measure, and the film replaces the holographic grating, so the cost is reduced, the thickness can be ignored, a detection process is not delayed, and the energy concentration degree is increased, thus the communication distance is increased, and the performance of a communication system is improved; and furthermore, the wave front aberration is calculated by adopting relative light intensity, and the method is nonsensitive to twinkling of light waves so that the problem that the conventional detection device can not overcome the twinkling of the light waves is solved, and the reliability of the communication system is improved.

The invention relates to a novel ICF (initial confinement fusion) pellet detection device and a positioning method. The device comprises a laser, a beam expander, a first bean splitter, a second beamsplitter, a third beam splitter, a plane mirror, a to-be-detected pellet, a lens, a CCD image sensor, a computer, a high-power LED and a diaphragm. The pellet is moved at the internal of 10 mu m, a backlight projection image in each position is collected, image preprocessing work such as filtering and aperture extraction is performed, the acutance of an area near a bright ring is calculated, and the position with the largest acutance meets the object-image conjugate relation. The pellet is moved in the interval of 10 mu m at the interval of 1 mu m continuously after being moved to the position. The steps of collection, image preprocessing and acutance calculation are repeated, the pellet is moved to the new position with the largest acutance, and positioning is finished. The novel pellet detection device and the positioning method are applicable to conventional cylindrical vacuum space and can realize automatic positioning quickly and accurately.

The invention relates to the technical field of liquid crystal dimming, in particular to a liquid crystal dimming film which comprises a first transparent substrate, a second transparent substrate anda polymer dispersion liquid crystal layer clamped between the first transparent substrate and the second transparent substrate. The liquid crystal dimming film is characterized in that the face, backing onto the polymer dispersion liquid crystal layer, of the first transparent substrate is provided with a first transparent conductive layer, the face, backing onto the polymer dispersion liquid crystal layer, of the second transparent substrate is provided with a second transparent conductive layer, a first electrode is arranged at the first edge of the first transparent conductive layer, a second electrode is arranged at the second edge of the second transparent conductive layer, and the first electrode and the second electrode are used for being electrically connected to the two ends of afirst power source. The liquid crystal dimming film has the advantages that the electrodes of the structure are convenient to install, and on the basis of the heating function, the problem that the dimming film cannot be in use under the cold condition is solved.

The invention discloses a multifunctional unmanned aerial vehicle control ground station system. The system comprises a strong network system and a built-in 4G router. A ground station is taken as a mobile hotspot source and provides network environment support for a user to operate an unmanned aerial vehicle outdoors. Two video servers are built in the system. The video servers comprise an analog video server and a high high-definition video server. The two video servers and the 4G router are connected through a network cable and then are merged into an inner network; the user can easily access video resources returned by the unmanned aerial vehicle through the hotspot of the 4G router; a touch screen intelligent computer is built in the control ground station system; an unmanned aerial vehicle ground software control system is preinstalled in the computer, is taken as the controller of the unmanned aerial vehicle and is used for planning the air line of the unmanned aerial vehicle, instructing the flying of the unmanned aerial vehicle and checking the flying state of the unmanned aerial vehicle in real time. According to the system, the task load control capability of the ground station can be improved; the practicability of the ground station is improved; and the docking capability of the ground station and a third party device is increased.

The invention relates to an intelligent communication multifunctional crutch, which comprises a cane body, handles and foot pads installed at both ends of the cane body, and a lighting lamp (1), a heart rate monitoring sensor (3) and a biological magnetic therapy unit (2) are arranged on the handle , the stick body is provided with a power supply (7), an infrared ranging sensor (5), a fall detection unit (10), a local alarm unit, a remote alarm unit (15) and a controller (13), and the power supply (7) is connected to Lighting lamp (1), heart rate monitoring sensor (3), infrared distance measuring sensor (5), fall detection unit (10), local alarm unit, remote alarm unit (15) and controller (13), heart rate monitoring sensor (3 ), an infrared ranging sensor (5), a fall detection unit (10), a local alarm unit and a remote alarm unit (15) are all connected to the controller (13). Compared with the prior art, the present invention has the advantages of simple structure, various functions, convenient use and the like.

The invention discloses a battery activation method and device of a mobile terminal. The method comprises the following steps: judging whether battery voltage of the mobile terminal is smaller than threshold voltage after the mobile terminal is connected with a charger; loading first voltage and first current to two ends of the battery to activate the battery when the battery voltage is smaller than the threshold voltage; detecting the battery voltage of the battery again, judging whether the battery voltage is smaller than the threshold voltage; if so, loading the first current to two ends of the battery again and sequentially adding first voltage with the preset voltage value, and detecting the battery voltage of the battery again until the battery voltage is not smaller than the threshold voltage, if not, restarting the mobile terminal; directly activating the battery by connecting the charger after over-current protection of the battery without dismantling the battery, so that great convenience is brought about for a user.

The present invention provides an uplink data transmission method, device and system, wherein the method includes: sending a carrier measurement report message to the network side equipment, the carrier measurement report message includes the signal quality of each carrier in multiple sectors; receiving The activation control instruction sent by the network-side device, and according to the activation control instruction, uplink transmits data to the network-side device through the service carrier in at least two sectors; the service carrier is the network-side device according to the The load information and signal quality of each carrier described above are determined. The invention solves the problem that the traditional uplink dual-carrier technology cannot be used normally due to limited terminal power at the coverage edge, and further improves the utilization rate of system wireless resources and the uplink transmission rate of edge users.

The invention discloses a self-service clothes washing method and device of a washing machine and a terminal. The method comprises the following steps of: acquiring pre-paired first identification information of the washing machine by virtue of a near field communication module; connecting with a preinstalled server through the internet according to the first identification information, performing payment according to a preset security certificate authentication mode, and acquiring payment acknowledge information fed back by the server; acquiring the operation authority of the washing machine according to the payment acknowledge information, and controlling the washing machine through the near field communication module. By virtue of the scheme disclosed by the invention, the defects of high cost, inconvenience in use, poor user experience and the like in the prior art can be overcome, and beneficial effects of low cost, convenience in use and good user experience can be realized.

The embodiment of the invention discloses a near field communication (NFC) device and terminal equipment. The NFC device provided by the embodiment of the invention comprises an NFC antenna and an NFC controller, wherein the NFC antenna comprises a plurality of antenna branches; each antenna branch is connected with the NFC controller respectively; and the NFC controller is used for controlling a part of antenna branches to execute detection operations when the NFC device is in an idle state. Through adoption of the NFC device and the terminal equipment, the problem of relatively high power consumption of the NFC device since the NFC antenna is always in a working state in the prior art is solved, and the problem that the terminal equipment cannot be used normally due to interference on the terminal equipment since the NFC antenna is always in the working state when the NFC device is configured in the terminal equipment in the prior art is solved.

The invention provides a gas meter payment method for a payment system. The method comprises steps that a user log-in account is acquired; a login account user information acquiring request is sent to a center user system; the feedback login account user information is received; a payment request inputted by a user is received; the payment request is sent to the center user system; and the returned payment information is received. The invention further provides a non-prepayment gas meter payment method for the center user system, the method comprises steps that the login account user information acquiring request is received; the login account user information is fed back to the payment system; gas consumption amount in a meter reading period is acquired; required fee is calculated and is fed back to the payment system; the payment request is received and responded to; whether payment is accomplished is determined, and the payment information is fed back. The invention further provides a prepayment gas meter payment method for the center user system and a gas information management system of a payment system and the center user system. The method can realize third-party payment for multiple types of gas meters.

The invention discloses a water-based permeable self-healing high polymer modified asphalt waterproof coating with a hydrophobic surface as well as a preparation method and application thereof. The coating is prepared from emulsified asphalt, acrylate emulsion, an alkali swelling thickener, a polyurethane thickener, a dispersing agent, a multifunctional additive, a defoaming agent, a sterilizing agent, ground calcium carbonate powder, bentonite, an organic silicon water repellent, sodium silicate, a photoinitiator, a cross-linking agent and water. The coating disclosed by the invention mainlyhas rapid curing performance, self-healing performance, ultrahigh bonding strength and elongation rate and excellent water resistance and high and low temperature resistance, is suitable for various environments, can achieve a good waterproof effect on a building structure in any environment, is particularly suitable for waterproof engineering of various extremely complex environments, projects ofsome complex scenes and some special regions and projects, fills the blank of the material in severe cold regions, and is wide in application range.

The invention relates to a computer and a method for playing audio and video files on demand, specifically to a computer and a method capable of independently playing audio and video files on demand, belonging to the field of computers. The computer for playing the audio and video files on demand comprises a main board, a main CPU (central processing unit) module, a hard disk, an unzipping card for the audio and video files, a display card, a display, an input device and a network card; the computer is characterized in that the audio and video files can be independently played on demand, and a storage with a program package is arranged on the main board of the computer for playing the audio and video files on demand. The invention provides an on-demand playing method for managing the work of a single computer, and a user can play the audio and video files on demand through a human-computer interface. The computer and the method for playing audio and video files on demand have the following beneficial effects: the single computer for playing the audio and video files on demand can be moved and placed conveniently, and can be used in any occasion; the computer can be used online, so that the problem that the whole or part of the system cannot be used due to the collapse of a local area network or the damage of a server is solved; and with the program package for centralized control in the storage, multiple independent on-demand playing, service and management functions for the audio and video files can be realized.

The invention provides an IMU-based wheeled robot positioning method, and belongs to the field of robot positioning. The method is characterized in that a sliding window including N attitude valuesatt is established in a normal SLAM algorithm, N IMU data and kinematic parameters are stored, the sliding window is used for backtracking, and the method for pure inertial navigation by using IMU isused to solve the robot "kidnapping" problem, that is a position and attitude updating algorithm is switched to the pure inertial navigation algorithm of the IMU even when collision or sliding occurs.The method solves a problem that some narrow-angle and short-range ranging modules cannot recognize long-distance objects, a scanning matching result of a short-distance scene during kidnapping is inaccurate and an odometer and a laser ranging module cannot be used, and the method has the advantages of low algorithm calculated amount, easiness in implementation, low manufacturing cost, and suitableness for low-cost robots to use.

The invention discloses a Bayesian framework-based dynamic soft measurement modeling method and a Bayesian framework-based dynamic soft measurement modeling device. The method comprises the following steps of: A, establishing a first-order impulse response model and a support vector model; B, measuring and inputting uk(ellipsis,t)(k=1,ellipsis,m), calculating a state variable x(t) and calculating y(t); and C, outputting the y(t).

The invention relates to an upgrading method and device for an Internet of Things terminal. The upgrading device comprises a Boot firmware storage area, an App firmware storage area and an App firmware backup area. The MCU is connected with an external Flash; after the MCU is powered on, the MCU enters a Boot firmware storage area, Boot firmware is initialized, and after corresponding operation isexecuted, the MCU skips to an App address. Then the App is initialized, whether the firmware version number needs to be updated or not is judged according to the read flag bit, updating processing iscarried out, the processed firmware version number is sent to the server, whether upgrading is carried out or not is determined according to a server instruction, if upgrading is carried out, upgrading processing is carried out, and if not, the APP address is skipped to execute a service task. According to the method and the device, the Flash is managed in a partitioning manner, and is matched with the judgment of the starting program, so that the terminal firmware automatically rolls back under the condition that remote upgrading fails, local upgrading and online upgrading are supported, andthe problem of terminal crash caused by accidental errors during upgrading is solved. Besides, when firmware updating fails, the Boot program automatically completes firmware rollback operation by judging the flag bit, and normal operation of equipment is guaranteed.

The invention relates to a thermal imaging based device for supervising and managing operators on duty in a standardized mode. The device comprises an optical system, a thermal sensor, a signal amplifier, a video processing and analyzing module, a camera shooting module, a memory, an identity identification module, a power supply management module, a voice module, a loudspeaker, a storage battery, a single chip machine, a wireless module and a telephone module. The operators on duty are firstly required to perform identity identification (sign-in) before working. After the identity identification, the operators on duty are in a monitor state, and a thermal imaging camera real-timely detects and analyzes whether a human body exists. When the human body can not be detected in a detection zone for a certain time, the optical system sends a voice prompt to require for the identity identification and starts to record a video. If the identity identification passes in the prompting time, the video recording stops, and a message that the operators are on duty is sent out; and if the identity identification fails to pass, the video recording stops, and a message that the operators are not on duty is sent out.

Embodiments of the present application provide a mobile device access method, an application debugging method, device and system. The access method of the mobile device comprises the following steps:an interface service object detects whether a mobile device establishes a connection with the access device; the interface service object runs in the access device; When the mobile device successfullyestablishes a connection with the access device, the interface service object obtains device information of the mobile device; The interface service object sends the device information to a target server to access the mobile device to the target server. The embodiment does not need to place all the mobile devices that need to access the cloud server in the same place, and the distributed deployment of the real machine laboratory can be conveniently realized through the interface service object, thus facilitating the mobile devices of different brands and different hardware types to quickly access the cloud server, improving the access speed and simplifying the access process.

The invention discloses a support device with signal shielding and convenient for a waveform recorder to operate. The device comprises a support base; a hinge base is fixedly connected with the top ofthe inner wall of the support base; a pressure bar is hinged to the bottom of the hinge base; a bottom plate is fixedly connected with the bottom of the pressure bar; universal wheels are arranged atthe bottom of the base plate; a support device is fixedly connected with the bottom of the base plate; a baffle plate is fixedly connected with the top of the support base; a sliding groove is formedin the top of the support base; a rotation base is fixedly connected with the inner wall of the sliding groove; a lead screw is rotationally connected with the inner wall of the rotation base; and the lead screw penetrates through the support base and extends to the outside of the support base. According to the device provided by the invention, the problem that if the waveform recorder is placedon the ground, a staff needs to squat down and stand up for many times, so that the waveform recorder is extremely inconvenient to operate, and now, most existing waveform recorder support frames arefixed at certain places, but when in use, the waveform recorder needs to be dislocated for many times, and thus the existing support frames cannot meet the requirement of usage is solved.