34results about How to "Avoid indistinguishable" patented technology

The invention provides a method for obtaining timing advance information, a feedback method, a terminal and a base station, which relate to the technical field of communication. The method for obtaining timing advance information is applied to a terminal. The method comprises the following steps: sending a random access message to a base station on a target beam; receiving timing advance TA information corresponding to the target beam fed back by the base station according to the random access message. The scheme avoids the problem that TA information of multi-beam can not be distinguished bycorresponding TA information with beam, ensures the terminal to obtain accurate uplink synchronization, and ensures the communication reliability of NR system.

The invention discloses a stereoscopic vision measurement manual mark point based on speckle image matching. The manual mark point is a three-layer ring-shaped structure which is composed of a black ring in the outer, a white ring in the middle, and speckle patterns in the inner. A positioning method includes the following steps: firstly, in the process of testing an image, based on the information of the white ring and the speckle pattern blocks, detecting manual mark points; then conducting subpixel-level precision matching in a stereoscopic image by using a speckle image matching method; eventually based on the calibration result of a stereoscopic vision measurement system, conducting 3D construction to obtain the 3D coordinates of the manual mark points. According to the invention, themanual mark point pattern form and positioning method can effectively eliminate interference imposed by dazzling light on the surface of a to-be-tested target, and increase the robustness of a visionmeasurement system.

The invention belongs to the technical field of copper busbar processing and particularly discloses a processing technology of the surface of a copper busbar. The processing technology comprises the following steps of (1) preparation, (2) powering on, (3) preheating and cleaning of the surface of the copper busbar, (4) lettering processing of the surface of the copper busbar, (5) cooling, (6) completion of lettering processing, and (7) tinplating. According to the processing technology, compared with the prior art, the surface of the copper busbar is subjected to lettering processing, so thatthe copper busbar is easy to distinguish in the using process, and the performance of the copper busbar cannot be affected after processing.

The invention discloses equipment for detecting magnetic flux of a magnetic element. The equipment comprises a supporting frame, an object table which is fixed on the supporting frame, and an electronic scale and an iron block which are arranged exactly below the object table. The object table is prepared by non-magnetic-conductive material. The upper surface and the lower surface of the object table are horizontal planes. The iron block is placed on the electronic scale. The upper surface and the lower surface of the iron block are horizontal planes. A segment of gap is reserved between the upper surface of the iron block and the lower surface of the object table. Advantages are that the magnetic flux of the magnetic element is presented by the numerical value of the electronic scale, and an operator can judge qualification of the magnetic flux of the magnetic element according to the numerical value of the electronic scale only by placing the magnetic element to be detected on the object table so that operation is easy, qualification of the magnetic flux is presented by the numerical value of the electronic scale without interference of external factors, and thus test precision is relatively high.

The invention relates to an intelligent endoscope image system applying an AR (Augmented Reality) application technology. The intelligent endoscope image system comprises an internally-loaded computerand an endoscope, wherein the internally-loaded computer comprises an external network, an AR image unit and a display screen; the endoscope comprises a camera. According to the intelligent endoscopeimage system, the endoscope is inserted into an anatomical region and an anatomical is photographed through the camera; the AR image unit is used for overlapping an image acquired by the endoscope with a background image of an organ part to generate an AR image; the problem that a view field of the endoscope is limited so that a doctor cannot distinguish the organ part corresponding to the imageacquired by the endoscope can be avoided.

The invention discloses an information processing method and an electronic device. The method comprises: after determining a second electronic device, obtaining a device connection pattern of the second electronic device, wherein the second electronic device is a device that has been connected with a first electronic device or a device that has been searched by the first electronic device but is not connected with the first electronic device yet; and displaying the device connection pattern. The method is used for solving the technical problem of non-visual connection mark display mode of a Bluetooth device of an electronic device in the prior art, and achieves the technical effect of improving the intuitiveness of displaying a connection mark of the Bluetooth device by the electronic device.

The invention relates to the technical field of virtual reality, and discloses a method for processing interactive voice data in a multi-person VR scene. The method comprises the following steps: receiving voice data from a voice sending terminal; according to the corresponding current player positions of all the online terminals in the multi-player VR scene, searching for the voice receiving terminals located around the voice sending terminals, wherein all the online terminals comprise the voice sending terminals; and forwarding the voice data to the found voice receiving terminal. In this way, the mode of receiving the voice by the player can be determined according to the spatial position relationship among the players in the multi-person VR scene; only on-line terminals located aroundthe voice sending terminal can receive voice data sent by the voice sending terminal. Therefore, while the VR truth is ensured, other non-surrounding online terminals effectively reduce the received voice data, the problem that the voice content cannot be distinguished due to simultaneous voice mixing of multiple parties is avoided, and the multi-player VR scene experience of players is greatly improved.

The invention provides a display device and a display method. Wireless communication devices which are connected with the display device can be more clearly displayed. The display device can be connected with more than one wireless communication device. The display device is characterized by comprising an identifier acquisition part which acquires the user identifier of the first wireless communication device from the first wireless communication device connected with the display device; a username acquisition part which acquires a username corresponding to the user identifier from a user information table stored in the second wireless communication device based on the user identifier; and a display part which displays information including the username to act as display information of the first wireless communication device.

The invention discloses a cable distribution box bringing convenience to cable drying. The cable distribution box bringing convenience to cable drying comprises a base,a radiating shell,a motor,fan blades,cable choke tubes,cable feeding boxes,box doors,dust filtration cotton plates,hinges,a whole shell,bunch shells,radiating tubes,air exhausting hole grooves,locking bolts,pressing plates,bunch tubes,drying agent filling blocks and drying agent filling plates. According to the cable distribution box bringing convenience to cable drying,the cable feeding boxes are arranged on one side of the distribution box,one sides of the cable feeding boxes are communicated with the bunch shells,and through the cable choke tubes in the cable feeding boxes,the pressing plates in the bunch shells and the bunch tubes,cables feeding the distribution box are bunched,and it is avoided that as cables are mutually wounded,cable connection is disorder,and cables corresponding to all interfaces are difficult to distinguish during maintenance or demolition.

The invention discloses a pulse time compression method for a multichannel single-photon avalanche diode detector. The method comprises the specific steps that multiple single-photon avalanche diodesform a detection array, all the single-photon avalanche diodes are independent, and a quenching circuit of each single-photon avalanche diode is connected with a pulse time compression circuit; each single-photon avalanche diode generates a wide-pulse signal under the action of the corresponding quenching circuit, and each wide-pulse signal is subject to pulse time compression through the corresponding pulse time compression circuit to generate a narrow-pulse signal; and a bus circuit merges the multiple narrow-pulse signals, obtained after pulse time compression, onto one bus, and the mergedsignals serve as one pixel point to be output externally. Through the method, the problems of signal indistinguishability, signal judgment omission and misjudgment caused by the situation that each channel in dead time of the multichannel single-photon avalanche diode detector occupies the bus for an excessively long time can be effectively avoided, and meanwhile the transmission bandwidth of thesignals on the bus can be increased.

The invention discloses a sponge abrasive material and a preparation method thereof, and relates to the field of abrasive materials. The sponge abrasive material comprises the following components of,by weight, 0.999-1 part of a polyurethane elastic material, 0.001-0.01 part of color paste, 1-20 parts of hard abrasive materials and 0.02-0.08 part of a flame retardant, the hard abrasive materialsare evenly distributed between foam formed by the polyurethane elastic material and the flame retardant, the color paste has different colors, and the hard abrasive materials are one or several of steel sand, brown corundum, garnet and the like. The sponge abrasive material and the preparation method thereof have the beneficial effects that the problem that the type of the hard abrasive materialsis difficult to distinguish after the hard abrasive materials are wrapped with polyurethane sponge is avoided, according to the preparation method of the sponge abrasive material, the wrapping strength of the sponge abrasive material is improved, the service life is prolonged, meanwhile, the problem of continuous production of the sponge abrasive material is solved, the efficiency is improved, theyield is increased,, and consumption is reduced.

The invention discloses a current transformer iron core coil fault diagnosis method based on spectral analysis. The method comprises the following steps of classifying typical faults of a current transformer iron core coil; establishing a current transformer equivalent circuit model under the typical faults, and obtaining equivalent circuit parameters of a current transformer iron core coil in a healthy and fault state; constructing a frequency spectrum response analysis circuit, acquiring frequency spectrum characteristic response curves of the current transformer under health, different fault types and different fault degrees, acquiring frequency spectrum change characteristics of the transformer in fault, and establishing a frequency spectrum characteristic library reflecting the state of the current transformer; and acquiring the current frequency spectrum characteristic curve of the current transformer iron core coil, then analyzing the frequency spectrum characteristics, comparing with data in a frequency spectrum characteristic library for analysis, and determining the fault type and the fault degree of the transformer iron core coil. According to the method, accurate diagnosis of the fault reason and the fault degree of the transformer iron core coil is achieved, and the defect that the specific fault type and the fault degree cannot be judged through an existing common method is overcome.

The invention discloses a three-proofing paint coating quality detection system and method and relates to the technical field of safety coatings. The system comprises a storage module, a database establishment module, a prediction model module, a to-be-detected image acquisition module, and a to-be-detected image analysis module; wherein the storage module is used for storing data; the database establishment module is used for establishing a to-be-tested batch component surface material and coating database; the prediction model module is used for establishing a conformal coating thickness prediction model according to the data in the database, and substituting the processed data of the to-be-detected coating surface image into the conformal coating thickness prediction model to predict the coating quality; the to-be-detected image acquisition module is used for acquiring a to-be-detected coating surface image; and the to-be-detected image analysis module is used for processing the to-be-detected coating surface image to obtain processed data of the to-be-detected coating surface image. According to the method, the image processing calculation amount is small, and three-proofing paint coating quality problems of parts which are not coated with the three-proofing paint, parts which cannot be effectively protected by the three-proofing paint and parts which influence the performance of components can be detected at the same time.

The invention provides a tube, capable of smoothing the tube connection in a device. A tube for fluid flowing comprises a direction mark which is printed on the tube for expressing the flowing direction of the fluid, and an identifying mark which is printed on the tube for identifying the tube. The direction mark and the identifying mark are adjacently printed in the extending direction of the tube. The direction mark is formed by the combination of over two straight lines or curved lines. The direction mark and the identifying mark share the same color.

The invention discloses a sphygmomanometer for the cardiology department. The sphygmomanometer comprises a sphygmomanometer bottom cover, the sphygmomanometer bottom cover is of a cuboid structure without a cover, the two sides of one end of the inner wall of the sphygmomanometer bottom cover are connected with a sphygmomanometer upper cover through rotary shafts, and the sphygmomanometer upper cover is of a cuboid structure without a bottom; a mercury column tube is installed on the inner wall of the sphygmomanometer upper cover, the inner wall of the sphygmomanometer upper cover is further connected with a connection magnet, the outer portion of the connection magnet is connected with an illuminating light, and the illuminating light is located on the side surface of the mercury column tube. According to the sphygmomanometer for the cardiology department, numerical values on the mercury column tube can be illuminated to avoid the phenomenon that the numerical values on the mercury column tube back on to the light, so that the numerical values are difficult to distinguish, or due to weak light, observation is difficult, and according to the structure, the illuminating light is arranged beside the mercury column tube; when the numerical values on the mercury column tube back on to the light or the surrounding environment is dark, the illuminating light can supplement light to provide convenience for reading blood pressure measurement numerical values by medical personnel, and the phenomenon that the numerical values on the mercury column tube cannot be seen clearly cannot occur.

The invention discloses a writing method for supporting scratch paper during writing on an electronic ink screen, and belongs to the technical field of electronic writing. A brand new area can be created as the scratch paper during question answering on the electronic ink screen, a question currently answered by a student is used as the background of the area, the student can perform an answer calculation behavior in the area and mark important information of a current question, when calculation is wrong, the student can use a handwriting erasing function to erase a wrong part, when one area cannot be insufficient in calculation content, one calculation area can be added again, the calculation content of the last time can be reserved, the calculation area can be switched between the current calculation area and the last calculation area, all the functions can be achieved through the electronic ink screen or an external intelligent writing pen, students can conveniently and rapidly operate the method, the method can be conveniently and rapidly switched to draft calculation when the students answer questions, meanwhile, consumption of paper is reduced, and the purpose of environmental protection is achieved.

The invention discloses a mobile terminal and a screen-dividing display processing method therefor. The mobile terminal comprises a control unit and a display unit. The control unit is used for switching a mode to a screen-dividing mode, enabling at least a part of a display region of the display unit to be segmented, and obtaining at least two screen-dividing regions. The control unit is also used for obtaining an application, which needs to employ the screen-dividing mode for display, and the operation characteristics of the application, wherein the operation characteristics are used for representing the type of the browsing operation supported by the application when the display unit carries out the full-screen display. The control unit is also used for adjusting the display interface of the application based on the type of the browsing operation supported by the application, so as to enable the adjusted display interface to be matched with the corresponding screen-dividing region of the application. The control unit is also used for controlling the display unit to display the adjusted display interface of the application in the screen-dividing region corresponding to the application. According to the embodiment of the invention, the mobile terminal can achieve the targeted screen-dividing display for different applications.

The invention discloses an electric welding machine facilitating winding of welding wires. The electric welding machine comprises a welding machine body, the front side of the welding machine body issequentially provided with display screens, adjustment switches, a heat dissipation window and welding wire insertion holes from top to bottom, and the left side of the welding machine body is fixedlyconnected with a winding device. The winding device comprises a connecting seat, the right side of the connecting seat is fixedly connected with the left side of the welding machine body, the middlepoint of the left side of the connecting seat is provided with a threaded hole, the interior of the threaded hole is in threaded connection with a threaded column, and the left end of the threaded column penetrates through the threaded hole and extends to the outside of the threaded hole to be fixedly connected with a supporting insertion rod. According to the electric welding machine, by arranging the winding device, semi-automatic winding of the welding wires is facilitated, so that the problem that as many welding wires are piled on the ground, it is difficult to distinguish the welding wires manually is solved, the labor of the workers is saved, the situation that the welding wires are worn on the ground or the wires are torn due to barriers is effectively avoided, the welding wires will not stumble passersby, the use safety is greatly improved, and use requirements can be completely met.

The invention discloses a hydraulic movable type three-way material distributing device. The device comprises a supporting frame, a feeding hopper and a bottom frame, a fixed hopper is fixed to one side of the supporting frame, two discharging hoppers are arranged at the bottom of the feeding hopper, the feeding hopper is communicated with the two discharging hoppers, side plates are installed at the lower ends of the discharging hoppers, movable wheels are arranged at the bottoms of the side plates, and the movable wheels are in rolling connection with the tops of sliding rails. According to the hydraulic movable type three-way material distributing device, through rolling fit of I-shaped wheels and the sliding rails, the position of a supporting plate is prevented from deviating in the moving process, materials in the fixed hopper are accurately discharged into one of the discharging hoppers, a hydraulic push rod is started, fixing plates drives the feeding hopper and the discharging hoppers to move through supporting rods, grooved wheels roll on the sliding rails, and the materials are discharged from the other discharging hopper, so that the purposes of controlling the flow direction of the materials and distributing the materials are achieved, and through cooperation of the hydraulic push rod, the supporting plate and the movable wheels, the situation that the materials cannot be distinguished and are clamped is avoided.