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57results about How to "Guaranteed three-dimensional effect" patented technology

Warp knitted spacer fabric mattress and making method thereof

The invention relates to the bedding field, and especially relates to a warp knitted spacer fabric mattress and a making method thereof. The mattress comprises an adjustable mattress inner liner and a stereo mattress sleeve, the mattress sleeve is obtained by sewing an upper surface layer, a lower surface layer and a side wall, and at least the upper surface layer and the side wall are warp knitted spacer fabrics; and the mattress inner liner is adjustable and comprises at least two independent inner liner bodies with different supporting strengths arranged in the mattress sleeve, each of the inner liner bodies has a multilayer structure, and at least the top layer is a wrap knitted spacer fabric, so the inner liner bodies and all the layers for forming the inner liner bodies can be reasonably combined and arranged according to ergonomic requirements to adapt to requirements of parameters of the supporting of different positions of a human body, different heights, different body weights and the like. The application of the warp knitted spacer fabric to the mattress sleeve in the invention makes the mattress sleeve have the advantages of elasticity, permeability, ergonomic conforming, bacterial growing inhibition and the like of the warp knitted spacer fabric and simultaneously have the characteristics of dismounting and mounting convenience and cleaning convenience of the mattress sleeve.
Owner:福建福联精编有限公司

Method for eliminating left and right eye image ghosting, ghosting eliminator and 3D player

The invention is suitable for the field of digital image processing, and provides a method for eliminating left and right eye image ghosting, a ghosting eliminator and a 3D (three dimensional) player. The method comprises the following steps of: carrying out template matching operation to a left eye image and a right eye image to obtain a deviation value between the left eye image and the right eye image at each coordinate; and according to the deviation value, simultaneously carrying out offset operation to the left eye image and the right eye image. In the embodiment of the invention, the left eye image and the right eye image are subjected to the template matching operation to obtain the deviation value between the left eye image and the right eye image at each coordinate; the left eye image and the right eye image are simultaneously subjected to the offset operation according to the deviation value; the purpose that the ghosting caused by interference in 3D display is relieved is achieved by reducing the parallax between the left eye image and the right eye image; and the third dimension of a 3D-displayed picture is kept, while the ghosting phenomenon caused by interference is relieved, and the discomfort of watchers is reduced.
Owner:TCL CORPORATION

Method for determining modal finite element simulation precision of mechanical part

InactiveCN106777630AThe result is accurateThe simulation accuracy is close to the real situationGeometric CADDesign optimisation/simulationTest designMechanical components
The invention relates to a method for determining modal finite element simulation precision of a mechanical part. The method comprises the following steps that a material sample strip is prepared on the basis of the material of the mechanical part, and a sample strip experiment is performed to obtain multiple groups of elastic-plastic data of the material; a test design method is applied to classify and select the multiple groups of elastic-plastic data of the material so as to obtain multiple groups of material parameters; corresponding modal finite element simulation is conducted on the mechanical part by applying the multiple groups of material parameters to obtain simulation results corresponding to each group of material parameters; according to the finite element model established in the modal finite element simulation, a physical experiment with same boundary conditions is performed to obtain physical experiment results; normal distribution analysis is conducted on the simulation results and the experiment results, and the modal finite element simulation precision is obtained through calculation according to normal distribution mean values of the simulation results and the experiment results. Compared with the prior art, the method has the advantages of being accurate in simulation precision definition, close to the actual situation and the like.
Owner:TONGJI UNIV

Wind room with detecting function for simulating outdoor flight environment of unmanned aerial vehicle

The invention discloses a wind room with a detecting function for simulating an outdoor flight environment of an unmanned aerial vehicle. The wind room comprises a room body and a working unit, wherein the working unit is composed of a blower fan fixing device, a slide rail and a blower fan. The roof of the room body is a semi-cylindrical closed structural space. The vertical distance between ground of the room body and the circle center of the semi-cylindrical roof is not less than the maximal flight height of the unmanned aerial vehicle in normal operation. The width of the room body is not less than four times of an effective spraying amplitude of the unmanned aerial vehicle in normal operation. The length of the room body is not less than an average operation visual measurement distance of a pilot. The wind room satisfies a requirement for free flight of the unmanned aerial vehicle and can simulate a wind environment of the unmanned aerial in outdoor operation. Factors which comprise wind angle, wind speed and the like and affect operation of the unmanned aerial vehicle are measured. Compared with a traditional wind tunnel test, the wind room has advantages of realizing conversion from a fixed unmanned aerial vehicle mode to a free flight mode, and obtaining a significant scientific meaning in development of an agricultural plant protecting unmanned aerial vehicle in fields of crop pesticide spraying, plant pollination, broadcast spawning, farmland information remote sensing, etc.
Owner:SOUTH CHINA AGRI UNIV

Method for keeping graphic object equal-pixel area display in three-dimensional perspective projection scene

The invention discloses a method for keeping graphic object equal-pixel area display in a three-dimensional perspective projection scene, wherein in a three-dimensional graphic frame updating event, an actual proportion parameter of a graphic object is dynamically calculated according to information such as an Fov (Field Of View) of a three-dimensional viewport and a visual section body vertical-horizontal ratio, in combination with a spatial position (depth information) and a basic proportion coefficient of the graphic object, and by virtue of the characteristic that the FOV and width and height of the viewport are statically unchanged, and a pixel area of the graphic object is kept unchanged through projection transformation at different observation positions and from different observation perspectives. The method for keeping the graphic object equal-pixel area display in the three-dimensional perspective projection scene disclosed by the invention ensures a three-dimensional stereoscopic effect of the graphic object through perspective projection, carries out calculation by designing a rational mathematic calculation model, is high in calculation efficiency, keeps a stable graphic display effect in case of scene changes, and will not lead to a phenomenon of pixel area jumping.
Owner:THE 28TH RES INST OF CHINA ELECTRONICS TECH GROUP CORP

Stereoscopic image processing method, device and equipment, and computer readable storage medium

The invention discloses a three-dimensional image processing method, device and equipment and a computer readable storage medium, and the method comprises the steps: obtaining odd frames and even frames of pictures in a three-dimensional image according to an interception instruction when the interception instruction for the three-dimensional image is detected; extracting odd pixel information from the odd frames of pictures and even pixel information from the even frames of pictures to obtain first pixel information, and extracting even pixel information from the odd frames of pictures and odd pixel information from the even frames of pictures to obtain second pixel information; determining a left glass and a right glass corresponding to the three-dimensional image, transmitting the firstpixel information to the left glass, and transmitting the second pixel information to the right glass; and if an interception stop instruction for the three-dimensional image is received, generatingthe intercepted three-dimensional image according to the first pixel information stored in the left glass and the second pixel information stored in the right glass, and outputting the intercepted three-dimensional image. According to the method, the efficiency and accuracy of capturing the three-dimensional image video are improved.
Owner:SHENZHEN TCL NEW-TECH CO LTD

Thin paper embossing silk-screen printing process

The invention belongs to the technical field of paper silk-screen printing, and particularly relates to a thin paper embossing silk-screen printing process. The process comprises the following steps that S100, paper is provided and placed between an intaglio plate and a relief plate, and a three-dimensional shape is embossed on the paper through cooperation of the intaglio plate and the relief plate; and S200, UV oil is provided and subjected to silk-screen printing on the reverse side of the three-dimensional shape through silk-screen printing equipment. The thin paper embossing silk-screen printing process is particularly suitable for the thin paper which is 200 g or below, during production, embossing is conducted on the paper through the intaglio plate and the relief plate, the three-dimensional shape is formed on the paper, and then silk-screen printing of the UV oil is conducted on the reverse side of the three-dimensional shape formed on the paper through the silk-screen printing equipment; in this way, the strength of the position of the three-dimensional shape is reinforced through the silk-screen UV oil, the three-dimensional shape can show the three-dimensional effect without other processes, meanwhile, the paper is not pressed to be deviated by a roller when passing through glue, and therefore the three-dimensional effect can be kept after the inclusion procedure is completed.
Owner:DONGGUAN MYS ENVIRONMENTAL PROTECTION TECH

An interior decoration wiring harness outlining device

The present invention provides a wiring harness outline device for interior decoration, which effectively solves the problem in the prior art that when decorating walls and floors, the distance between the drawn oblique lines is not uniform, which affects the viewing effect in the later stage; it solves the problem The technical solution is to include a frame, a pulley is arranged on the frame, a synchronous belt is arranged between two pulleys on the pulley, and a rolling brush is arranged on the synchronous belt; a planetary gear mechanism is arranged on the rear side of the frame, and a second gear mechanism is arranged on the left side of the sun gear. A bevel gear, a second bevel gear is arranged on the pulley on the right side, a cylinder is arranged at the right end of the ring gear, a first friction wheel is arranged at the right end of the cylinder, a second friction wheel is arranged on the right side of the first friction wheel, the first friction plate and the second friction wheel There is a small friction wheel between the two friction discs, and a wheel is connected to the right end of the second friction wheel; the invention has an ingenious structure, which can outline the standard oblique lines or grid lines required by users according to certain rules, and can follow the pre-designed route Outline, in the process of outlining, ensure that the distance between lines is evenly distributed, easy to operate, and strong in adaptability.
Owner:YELLOW RIVER CONSERVANCY TECHN INST

Processing technology and processing device for three-dimensional touch colorful leather pattern automobile interior trim panel

The invention discloses a processing technology and a processing device for a three-dimensional touch colorful leather pattern automobile interior trimming panel. According to the technical scheme, the processing technology comprises the following specific steps: S1, preparation before printing; s2, adjusting a printing machine; s3, performing trial printing; s4, batch printing; s5, film covering; s6, hot-pressing and compounding; 2, a conveying assembly and a deviation rectifying mechanism are arranged at the top of the U-shaped base (1), and a smearing mechanism is arranged at the top of the U-shaped base; the processing technology and the processing device for the three-dimensional touch colored dermatoglyph automotive trim panel have the beneficial effects that through the improved dermatoglyph plate technology, dermatoglyph is printed on an ABS plate, an anti-scraping transparent protective film is compounded, the film can also ensure that the printing stereoscopic impression is preserved for a long time, and the processing technology and the processing device have the advantages that the processing technology is simple and convenient, and the processing technology is suitable for popularization and application. And meanwhile, the normal leather pattern plate is compounded on the automotive trim panel in a hot-pressing manner, so that the stereoscopic impression of the leather patterns can be obviously kept, the stereoscopic impression of the leather patterns is always kept, the processing cost is low, the processing procedures are reduced, and the processing pollution is reduced.
Owner:扬州市邗江扬子汽车内饰件有限公司
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