356results about How to "Improve operational accuracy" patented technology

The primary synchronization signal detection method in an LTE system. The method comprises the following steps: converting cross-correlation process to linear convolution, converting the linear convolution into circular convolution in a zero filling mode, and performing Fourier transform FFT operation to obtain a primary synchronization signal PSS sequence dmf(n) in a local frequency domain; performing the Fourier transform FFT operation on a received signal sequence, and performing point-to-point multiplication on the received signal sequence and the local primary synchronization signal PSS sequence to obtain a cross-correlation power sequence, judging whether the primary synchronization signal PSS is successfully retrieved by judging the peak to average ratio of the cross-correlation power sequence, and if so, calculating a PSS signal position according to the peak position, and calculating a call intra-group identifier; and otherwise, indicating that the retrieval is failed. The primary synchronization signal detection method has the beneficial effects of reducing the complexity of the cross-correlation operation while keeping the wide adaptability of the cross-correlation operation in PSS synchronization, improving the operation accuracy while reducing the single-step operation data size and improving the operation efficiency and accuracy.

The invention discloses an intelligent substation and regulation and control center coordinative modeling method, comprising: standardizing the function of a system configuration tool of a substation automatic system; standardizing and expanding device and signal descriptions in an SCD (Substation Configuration Description) file; expanding a measurement model in a CIM / E (Common Information Model / E language) file; making mapping rules of IEC 61850 and IEC 61970 models; by reference to requirements of relay protection information standards and monitor system information standards, performing classified management on the information; automatically exporting the CIM / E file required by a regulation and control center on the side of an intelligent substation by using the system configuration tool, and performing checking; and providing the CIM / E model file for the regulation and control center in an offline or online manner and executing model splicing and storage processing. According to the method, the mapping and conversion from the 61850 model to the 61970 model are finished, the model and information sharing is realized, the model maintenance workload of the regulation and control center is reduced, and the working efficiency is improved.

The invention discloses a preparation method of a two dimensional material transverse heterojunction. The preparation method of a two dimensional material transverse heterojunction includes the following steps: (a), taking material A powder as the original materials, performing vapour deposition on the surface of a substrate, and forming a nanometer sheet of the material A; and (b), heating the powder of the material B1 to the growth temperature under the reverse carrier gas flow, wherein the powder of the material B1 are horizontally growing along the rim of the nanometer sheet of the material A under the positive carrier gas flow, growing in the horizontal direction, and after completion of growing, the reverse carrying gas flow is imported again to prepare a two dimensional material transverse heterojunction A-B1. The invention also provides the two dimensional material transverse heterojunction prepared by the preparation method, and application of the preparation method in preparation of photoelectric devices. The related heterojunction prepared by the preparation method of a two dimensional material transverse heterojunction has the advantages of being smooth in the atomic layer, being steep and flat in the heterojunction boundary line, almost having no doping, and being excellent in optical and electrical properties of the material. The preparation method of a two dimensional material transverse heterojunction greatly simplifies the preparation method of the two dimensional material transverse heterojunction, and controllability of material preparation and the preparation efficiency are greatly improved.

The invention discloses amphoteric polyacrylamide and a preparation method thereof. The preparation method comprises the following steps: mixing acrylamide, an anionic monomer containing carboxyl and an anionic monomer of quaternary ammonium salts to prepare a mixed monomer solution A, with dosage of compositions in portion by weight being 55 to 75 portions of the acrylamide, 5 to 15 portions of the anionic monomer containing carboxyl, 20 to 30 portions of the anionic monomer of quaternary ammonium salts, and 82 to 112 portions of deionized water; mixing the mixed monomer solution A of 10 to 30 percent of total weight, an evocating agent solution B of 10 to 30 percent of the total weight, a dispersing medium, a reducing agent and water to react to obtain a dispersion stabilizer C, and adding the rest mixed monomer solution A and the evocating agent solution B into the dispersion stabilizer C to react to obtain the amphoteric polyacrylamide. The preparation method adopts an aqueous solution dispersion polymerization method, simplifies production process, reduces the production cost, can easily control the production process, is easy for implementation, improves the product quality, and reduces environmental pollution.

The invention discloses a recording screen, a reproduction method based on the recording screen and a terminal. The recording screen method comprises the following steps: when recording the screen, generating the video coding information of the screen; Determining operation information corresponding to the touch operation when a touch operation to the screen is detected; According to the video encoding information and operation information, acquiring a recording screen file, and the recording screen file contains the video encoding information and the operation information. At that time of record the screen, while generating video encoded information, recording the operation information corresponding to the touch operation received during the recording process, obtaining a recording screenfile containing video encoding information and operation information, Thus, when the second terminal acquires the screen recording file and performs scene reproduction, intelligently recognizing theoperation information contained in the screen recording file, and automatically performing the scene reproduction according to the operation information, and the user does not need to repeatedly viewthe screen recording file and perform manual reproduction, so that the user operation can be reduced, and the user experience can be improved.

The present invention discloses a method of a network game system springing instant communication(IM) operation, arranging game user marks as well as the relative IM user marks on the network game server. The present invention comprises the following steps: A, the network game client terminal inspects whether receiving the IM operating order aiming at the game user marks; B, after inspecting the IM operating order, the present invention searches the IM user marks which relative to the game user marks which is aimed at the IM operating order; C, the present invention transfers the operating interface which relative to the IM operating order of the IM client terminal by using the searched IM user marks as the transferring parameter, the operating interface springs the relative IM operation. The present invention simultaneously discloses a network game system which can spring the IM operation. Adopting the present invention can realize to spring the IM operation in the network games, to simplify the operating process of springing the IM operation and to save the system resource of the IM client terminal.

The invention discloses a movable mechanical arm control system and method based on MR and motion planning technology. The movable mechanical arm control system is composed of a movable platform, a mechanical arm assembly, a depth camera, a power management system, an MR display device, a posture capturing device, an MR force feedback device and a background industrial personal computer. The control method comprises the steps that 3D information of a dangerous environment is shown before an operator through the virtual technology, the operator controls a mechanical arm on the site through a simulation arm with the MR force feedback device, the MR display device reconstructs the site disposal situation through the virtual technology, and the operator can have immersive third dimension. According to the movable mechanical arm control system and method based on the MR and motion planning technology, traditional remote control type mechanical arm control is changed into interactive intelligent control, the beneficial effects that using is more flexible, the site environment is truly simulated, the remote control experience is extremely good, and operation precision and accuracy degreeare high are achieved, the movable mechanical arm control system and method based on the MR and motion planning technology are used for detecting and grabbing tasks in the dangerous environment, and the operator is thoroughly liberated from the dangerous environment.

The invention discloses a selection method and device for an object in games. The selection method comprises the following steps of detecting the real-time coordinate position of a player controlled character in the moving process; and executing the following display action according to the coordinate position: when the condition that the coordinate position of the player controlled character falls into an interactive triggering region of an interactive object is detected, displaying an UI control corresponding to the interactive object in a preset region of a game interface; or when the condition that the coordinate position of the player controlled character falls into an overlapped interactive triggering region of a plurality of interactive objects is detected, displaying a plurality of UI controls corresponding to the plurality of interactive objects in the preset region of the game interface or displaying one corresponding UI control in the plurality of interactive objects. The selection method and device provided by the invention have the advantage that the expected game object can the faster and more accurately selected.

Solutions of category path recognition are described. A commodity title input by a user is obtained. Word segmentation is performed on the commodity title to obtain a keyword set comprising keywords comprised in the commodity title. A category path of the commodity title is determined according to the keyword set and a preconfigured commodity category recognition model, wherein the commodity category recognition model includes correspondences between a plurality of keywords and a plurality of category paths and a counting value of the number of occurrences of each of the plurality of keywords under each corresponding category path.

The invention discloses full-automatic production equipment based on stem guide wire shaping and LED light strip welding integration. The full-automatic production equipment comprises a main bottom plate, a platen and an upper bracket, wherein the upper end of the main bottom plate supports the platen through four thick bracket legs. A discharging mechanism and a buffering conveying mechanism are arranged on the left and the right of the side surface of the platen respectively, and a feed mechanism is arranged at the end of the buffering conveying mechanism. The platen is provided with a gap divider. An index plate rotates anticlockwise and is provided with a stem clamp. The main bottom plate is provided with a speed reducer, a station main shaft and a cam mechanism. A stem locating mechanism, a long foot arranging mechanism, a short foot poking mechanism, a 45-degree long foot poking assembly mechanism, a 45-degree short foot poking assembly mechanism, a foot straightening mechanism, an LED light strip shearing and conveying mechanism, an automatic LED light strip rotating and conveying mechanism and a welding mechanism are sequentially arranged on the platen from the front end of the feed mechanism and surround the index plate. The full-automatic production equipment is high in automation degree, high in welding and shaping efficiency and high in shaping accuracy.

The invention provides a method for detecting the migration quantity of nipagin ester substances in a plastic food package bag. The method comprises the following steps of: making the plastic bag of the size of 10*10 cm<2> by a plastic sample to be detected through a plastic sealing machine, washing the plastic bag by using distilled water, and drying; respectively putting water-based food simulation liquid and olive oil into the plastic bags, and sealing to obtain a water-based food simulation liquid immersed solution and an olive oil immersed solution; performing simple treatment on the obtained immersed solutions to obtain solutions to be detected; performing analysis detection on the solutions to be detected by adopting high performance liquid chromatography (HPLC) / mass spectrum (MS) / mass spectrum (MS) to obtain theoretical measured values of the nipagin ester substances in the samples to be detected; and deducing blank values from the theoretical measured values to obtain actual measured values of the nipagin ester substances in the immersed solutions of the samples to be detected. By the method, the technical blank of detection for the nipagin ester substances in the plastic food package bag in China is filled; and the method has the characteristics of simplicity in operation and high detection accuracy.

The invention provides an implementation method of a province, city and county integrated relay protection setting calculation overall-process management system. The system comprises an engineering management module (1), an electrical equipment parameter management module (2), a drawing list management module (3), a boundary surface equivalent impedance management module (4), a boundary protection fixed-value quota management module (5), a transformer neutral point management module (6), a parameter calculation sheet management module (7), a circuit actual measurement parameter management module (8), a process engine (9), a fixed-value setting management system (10), a setting calculation sheet management module (11), a debugging report form management module (12), a report form amendment management module (13), a report form management module (14), a short message notification management module (15), an electronic seal (16) and a report form generator (17). The invention provides a richer data showing means; the workloads of full-time staff for setting calculation are greatly reduced; the working efficiency and the economic benefit are increased; and paperless, informationized and standardized process closed-loop management on the whole process of relay protection setting calculation is realized.

The invention discloses an interaction method and an interaction device based on a lip language. The interaction method comprises the following steps of obtaining the depth image, the infrared image and the color image of a target human body object; obtaining the lip part area images of the target human body object from the depth image, the infrared image and the color image respectively; extracting lip part characteristics from the lip part area images, carrying out fusion treatment on lip part characteristics extracted from the depth image, the infrared image and the color image, and then carrying out lip language recognition; converting the result of the lip language recognition into a corresponding operating command, and carrying out interaction according to the operating command. Through the way, relative to a way of conventionally directly obtaining image information through a color camera, the interaction method and the interaction device are difficultly influenced by an environment such as the intensity of a light ray; the hit rate of image recognition can be effectively improved; the hit rate of the lip language recognition is improved; the hit rate of the lip language recognition is further improved; finally, the execution rate and the operation accuracy of the interaction can be effectively ameliorated.

The invention relates to an environmental analysis detection method, and specifically, relates to a high performance liquid chromatography determination method of tetracycline antibiotic in soil. The high performance liquid chromatography determination method of tetracycline antibiotic in soil comprises the following steps of 1, a sample collecting and preparation process comprising collecting soil in a plough layer having thickness of 0 to 20 centimeters, wherein soil in a composting place and field edges is not adopted, uniformly mixing multiple single-point samples, carrying out quarteringreduction to obtain a mixed soil sample having weight of about 1kg, putting the mixed soil sample into a sealing bag, bringing the sealing bag with the mixed soil sample back with low-temperature preservation in the dark, putting the mixed soil sample into a room, drying in air, crushing, screening by a nylon sieve of 60 meshes, and weighing 2g of the mixed soil sample for next use, 2, an extractpreparation process, 3, an extraction, purification and enrichment process, and 4, an elution, volume metering and detection process. The high performance liquid chromatography determination method of tetracycline antibiotic in soil has normalized processes, reduces a vacuum drying process, produces low jamming, shortens operation time and improves operation accuracy. Through connection between astrong anion solid phase extraction column and a C18 inverted solid phase extraction column in series, purification and enrichment effects are greatly improved.

The invention relates to a cast-in-place pile overfilling monitoring device. The device comprises an equipment bracket, a monitoring sensor, an alarm assembly and a center control host; the monitoring sensor is used for achieving conducting real-time monitoring on a concrete spouting height; the alarm assembly is fixedly arranged on the equipment bracket, electrically connected to the monitoring sensor and used for feeding back monitoring results of the monitoring sensor; the monitoring sensor is connected to the equipment bracket with the help of a connecting assembly arranged on the equipment bracket; the center control host is fixedly arranged on the equipment bracket, in signal connection to the monitoring sensor and the alarm assembly and used for achieving signal transfer between the monitoring sensor and the alarm assembly. Through the cast-in-place pile overfilling monitoring device, the water content of different liquids can be detected through the sensor, accordingly whether concrete reaches a set scale height or not is judged, and after the concrete reaches the set scale height, an alarm is given timely. In this way, not only is the valid spouting height of a cast-in-place pile ensured, but also the overfilling amount is reduced to the greatest extent, and the subsequent chiseling and removing difficulty is lowered.

The invention discloses a position locking mechanism of a three-position isolating switch. The position locking mechanism comprises an isolating switch main shaft and an operation panel fixed on an isolating switch frame, the isolating switch main shaft and a handle drive shaft are mounted in a nested manner and can move axially relative to each other, the handle drive shaft is equipped with a handle that can drive the handle drive shaft to rotate synchronously with the isolating switch main shaft, an inner side of the operation panel is provided with a locating pin, the isolating switch main shaft is fixedly equipped with a position-limiting sleeve located at an inner side of the operation panel, a front end face of the position-limiting sleeve is provided with a position-limiting groove, and a compression spring is mounted between a rear end face of the position-limiting sleeve and a shaft end of the isolating switch main shaft. After adopting the abovementioned structure, when switching-closing operation is needed, the handle is rotated and position limiting can be performed through the locating pin and the locating sleeve, a misoperation phenomenon that occurs due to different operating force in the process of switching-closing operation is completely eradicated, and the position locking mechanism of the three-position isolating switch is simple in structure and very convenient to operate and use, and the operating accuracy and the use reliability are greatly improved.

The invention discloses a control device for achieving C arm system follow-up motion. The control device comprises active driving elements, an auxiliary control handle, an infrared switch and a force sensor. All joints of a C arm system are provided with the active driving elements, the auxiliary control handle is connected with the C arm system through the force sensor, and the infrared switch is arranged on the auxiliary control handle. In the starting state, the force sensor obtains operating intentions and transmits commands to the active driving elements of all the joints, and the active driving elements drive the joints of the C arm system to move. According to the control device for achieving C arm system follow-up motion, an operator only needs to apply a little force to flexibly and naturally operate a C arm so as to accurately complete expected motion and positioning according to the will of the operator, and therefore intuitive, simple, accurate and efficient operation is achieved.

The invention discloses a method for manufacturing a glass polarizing light lens, and belongs to the field of lens manufacturing. The method comprises the first step of clamping a polarizing film and heating and humidifying the polarizing film until the polarizing film is softened, the second step of bonding the convex plane of a back glass thin sheet with one face of the polarizing film to enable the curve radian of the polarizing film to be consistent with the radian of the convex plane of the back glass thin sheet and removing dust on the surface of the polarizing film and bubbles between the polarizing film and the back glass thin sheet, the third step of bonding the concave plane of a front glass thin sheet with the other face of the polarizing film and removing the bubbles between the polarizing film and the front glass thin sheet, the fourth step of roasting and solidifying the glass polarizing lens, and the fifth step of cutting the unnecessary polarizing film and carrying out washing and testing. The invention further discloses a die for manufacturing the glass polarizing lens, the forming technology of the glass polarizing light lens is simplified, and the production efficiency and the finished product yield are improved; the special forming die is adopted, and the die is simple in structure, convenient to machine and manufacture and low in cost.

A non-volatile memory device and an operating method thereof are provided. The non-volatile memory device includes a memory unit including a plurality of memory blocks and a cam block, a peripheral circuit unit configured to program memory cells included in the plurality of memory blocks and the cam block or read programmed data, and a processor configured to control the peripheral circuit unit to measure an offset voltage by memory cell group in the plurality of memory blocks to set a read voltage during a test read operation and control the peripheral circuit unit to perform a read operation by memory cell group by using a new read voltage during a read operation.

The embodiment of the invention discloses an intelligent file storage system. The intelligent file storage system comprises an upper computer server, electronic seal table equipment and a storage cabinet array, a bar code and an RFID label are arranged on the surface of the article; the electronic seal table device scans the bar code, obtains the thickness of the article and sends the thickness tothe upper computer server, and the upper computer server determines an intelligent quick-detection storage cabinet used for storing the article and storage position information; the electronic seal table device writes the article information returned by the upper computer server into the RFID tag; the storage cabinet array is composed of a plurality of intelligent speed detection storage cabinets, the upper computer server sends an instruction to the intelligent speed detection storage cabinets, and the intelligent speed detection storage cabinets execute corresponding operation based on theinstruction and send operation result information for executing the operation to the upper computer server. According to the intelligent rapid detection storage cabinet, intelligent storage managementcan be carried out on articles, warehouse stocking, warehouse entering, warehouse exiting and other operations can be accurately executed, the operation accuracy is improved, and the operation time and cost are saved.

The invention discloses a system management server. The system management server comprises a memory unit, a network interface and an operation unit, wherein the memory unit is suitable for storing a list of a target server, the list comprises information of one or more target servers to be managed systematically, and information of the target server comprises the host name of the target server; the network interface is suitable for establishing network link with the target server according to the host name of the target server, and performing remote control on the target server; the operation unit is suitable for performing system management operation on each target server in the list of the target server through the network interface. The invention further provides a system management method and a system for server system management. According to the invention, automatic deployment, update and detection operation of an SDK (Software Development Kit) system and the others of the plurality of servers can be realized, so that the operation efficiency and operation accuracy are greatly improved.

The invention discloses an information processing method used for improving operation accuracy. The method includes: acquiring first operation information of first operation performed on a touch unit; invoking a first function corresponding to the first operation; generating a first forbidden energy instruction according to the first operation information; executing the first forbidden energy instruction to enable other functions, except for the first function, corresponding to the touch unit to be in the forbidden energy state. The invention further discloses an electronic device and an input device used for realizing the method.

The invention applies to the field of information processing, and provides adjusting method and device for a response area. The method comprises the steps of displaying a target object; detecting a first triggering signal acting on the target object; if the first triggering signal acting on the target object is detected, adjusting the first response area of the target object into a second response area, wherein the first response area is the default response area of the target object and is smaller than the second response area. According to the method, the first response area of the target object is adjusted into the bigger second response area when the first triggering signal acting on the target object is detected, so that the purpose of dynamically adjusting the response area of the target object can be reached, the bigger response area is provided for the target object and operated by a user, and as a result, the user can quickly and accurately position the operation position to the response area of the target object.

The present invention provides an explosive cladding explosive prepared from expanded ammonium nitrate explosive, calcium nitrate, graphite and magnesium stearate according to a certain ratio. The present invention also provides a method for preparing the explosive, and the method comprises weighing all raw materials and placing the raw materials in an automatic drug mixing machine to mix uniformly to obtain an explosive cladding explosive. Further, the present invention also provides a method for preparing explosive clad plates by using the explosive, and the method comprises: laying a clad plate on the top of a baseplate, and laying support columns between the clad plate and the baseplate; positioning an explosive frame on the clad plate, overlying the explosive inside the explosive frame, and placing a detonating primer on the explosive; and detonating the explosive by using the detonating primer to obtain the explosive clad plate. The explosive cladding explosive of the invention is good in formula design, simple in a blending method, low in cost, excellent in performance and anti-caking performance; and the explosive clad plate prepared by using the explosive cladding explosive of the invention has a high interlaminar bonding rate and high combination strength, and is for large-scale industrial production.

The invention discloses a processing method of touch response and an electronic terminal, the processing method of touch response is applied to the electronic terminal, and the electronic terminal comprises a touch sensing device. When an operation body carries out a first input operation on the electronic terminal, a first touching area of the first input operation is obtained through the touch sensing device, and a response point of the first touching area is determined as a first point of the touch sensing device according to a first response strategy. The processing method of touch response comprises the following steps: obtaining an adjustment order; responding the adjustment order; adjusting the first response strategy and generating a second response strategy; obtaining a second touching area of a second input operation through the touch sensing device when the operation body carries out the second input operation on the electronic terminal; and determining a response point of the second touch area as a second point of the touch sensing device according to the second response strategy, the first input operation is the same as the second input operation, and the first point is different from the second point.

The invention provides a test tube transferring device used in an automatic test tube barcode spraying device. The test tube transferring device comprises a test tube selecting and dividing device, a test tube transporting device, a test tube transporting and dividing device and a test tube clamp. According to the test tube transferring device used in the automatic test tube barcode spraying device disclosed by the invention, during the operation of spraying barcodes, the operation of transferring test tubes can be automatically completed; manual operation is not required in the whole course, so that the test tube transferring device used in the automatic test tube barcode spraying device is high in automation degree, and high in operation accuracy.

The invention provides a paging data processing method and relates to data processing technologies. The method includes the steps of displaying preset windows when data processing is carried out on pages, and displaying data processing results of the pages in the windows. In addition, the invention further provides a paging data processing system corresponding to the paging data processing method. Compared with the prior art that the data processing results are attached to and displayed in the pages which the data processing results belong to, the paging data processing method and system have higher display efficiency, effectively reduce complexity of data processing, improve the data processing efficiency, reduce the times of page turning and improve operating accuracy.

The invention discloses a remote-control video playing method and device. The method comprises the steps that when a preset key is in an activated state, motion state information of a remote-control device is monitored; whether the motion state information accords with preset sample motion state information or not is judged; when the motion state information accords with the preset sample motion state information, a corresponding operation instruction is generated according to the sample motion state information; the operation instruction is sent to an intelligent video player, and the operation instruction is used for controlling the intelligent video player to execute processing corresponding to the operation instruction. By means of the remote-control video playing method and device, the mode of using the remote-control device can be enriched for a user, and the visual degree of the operation instruction is increased; misoperation caused due to the fact that the user shakes a remote controller without an operation intention can be avoided, and therefore the user experience of using the remote-control device is improved.