62results about How to "Improve visual resolution" patented technology

The invention discloses a self-adaptive high-resolution near-to-eye optical field display device on the basis of eye tracking. The self-adaptive high-resolution near-to-eye optical field display device comprises a beam splitter, a spatial light modulator array and backlight lighting equipment, wherein the beam splitter, the spatial light modulator array and the backlight lighting equipment are sequentially arranged in the line-of-sight direction of human eyes; the beam splitter is used for acquiring eye pupil position information; the spatial light modulator array is used for modulating transmittance of polarized light entering the human eyes; the backlight lighting equipment is used for providing backlight with uniform brightness for the spatial light modulator array. The invention also discloses a self-adaptive high-resolution near-to-eye optical field display method on the basis of eye tracking. According to the self-adaptive high-resolution near-to-eye optical field display method, a weighting function is set for each viewpoint and by utilizing a multi-viewpoint optical field global optimization method, redundant information of an edge view field is reduced and three-dimensional display visual resolution is improved; meanwhile, a human eye detection device is combined to acquire eye pupil positions in real time, optical field density is sampled and distributed again according to visual characteristics and by utilizing a single viewpoint optical field local optimization method, the computation burden of the optimization method is greatly reduced and self-adaptive high-resolution real-time three-dimensional display is realized.

The present invention discloses a polygon contour similarity detection method. The method comprises: removing an irregular part in figures; establishing a mathematical model of two figures, a complete vector set that describes the figures establishing a feature matrix corresponding to the figures, and calculating an included angle between two adjacent edges; calculating the shortest distance between the two figures; and performing enhanced processing on a calculating result. The polygon contour similarity detection method improves the visual discrimination effect of a machine on figure similarity, and is especially helpful in solving the problem that it is not easy for people to discriminate high-similarity figures; the figure detection effect has relatively high stability and reliability; and the detection time is short, the operation is efficient, and the effect implementation cost is low. According to the polygon contour similarity detection method, only the edges of the figures are inquired, thereby reducing data processing amount. According to the polygon contour similarity detection method, the feature matrix of the figures is constructed, appropriate determination criteria are selected, multi-time enhancement nonlinear transformation is performed on feature matrix elements, and a similarity standard is established by using a multi-value and multi-standard weighted average, so that an algorithm is efficient and has relatively high stability.

The invention discloses a four-color light-emitting diode (LED) display sub-pixel restructuring method, and relates to an LED display. A single-frame high-resolution original image is sampled into a multi-frame image suitable for a low-resolution LED display through a pixel sampling algorithm aiming at three different LED display pixel structures of vertical stripes of red, green, blue and white (RGBW), a chessboard structure and a grid, and the image is displayed on the LED display. The brightness value shared by the RGB is replaced with a white LED by transforming the RGB color components of the separated low-resolution image into the luminance components of RGBW LED. The traditional pixel of the LED display is divided into single LED by using an LED display pixel restructuring technology, and adjacent LEDs of different pixels are restructured to form a new visual pixel. One-one mapping is carried out to each low-resolution image and the pixels of the LED with sub-pixels restructured, and the multi-frame low-resolution image is displayed in a mode of time division multiplexing.

The invention provides a pixel structure, a display device and a drive method. The pixel structure comprises a plurality of pixel units, wherein each pixel unit at least comprises three pixel subunits with three colors; the pixel subunits are combined to form the hexagonal pixel unit; each edge of the pixel unit is respectively and adjacently connected with edges of different pixel units. According to the pixel structure, the pixel units can be sequentially connected onto a display panel; compared with the arrangement mode of the pixel structure in the prior art, the pixel structure provided by the invention is more compact in arrangement, so that the resolution ratio of the display panel is improved and the color is uniform.

The invention discloses a three-dimensional display method and a three-dimensional display device which belong to the technical field of display. The three-dimensional display device comprises a pixels array and a raster, and odd number of columns and even number of columns are mismatched by a preset length in longitudinal direction. The three-dimensional display method comprises the following steps: obtaining original brightness values of sub pixels of various colors of pixels in an original signal of a to-be-displayed image; determining the compensation pixel of each sub pixel, wherein part of compensation pixels corresponding to the sub pixel are positioned in columns where the sub pixels are located; part of compensation pixels are positioned in adjacent columns of the columns where the sub pixels are located; for the sub pixels of the pixel arrays, calculating target brightness values of sub pixels according to original brightness values and occupied weight of compensation sub pixels with the same color as the sub pixels in the compensation pixels corresponding to the sub pixels; and displaying the to-be-displayed images according to target brightness values of the sub pixels of the pixel arrays and dividing the displayed image to two views through the raster. By utilizing the three-dimensional display method and the three-dimensional display device, PPI of the image is improved, and the three-dimensional display effect of the image is improved.

The invention provides a microcapsule. The microcapsule is of a double-layered structure. The material of an inner capsule wall is polyurethane resin. The material of an outer capsule wall is urea resin. A fluorescent pigment and an epoxy reparation agent are wrapped in the capsule walls. The microcapsule created by the invention has good compatibility with an epoxy matrix. The microcapsule is fractured under the effect of external stress to release reparation monomers for reparation, and meanwhile, the positions and conditions of damage occurring parts can be hinted through colour changes.

The invention provides a display driving method and a display driving device, belongs to the technical field of display and can solve the problem that the existing 3D display device has relatively low resolution. The display driving method is used for driving the 3D display device and comprises the following steps: S1, calculating color components of each sub-pixel in multiple first pixel units for displaying a first view and multiple second pixel units for displaying a second view; S2, determining a sampling region of each sub-pixel, and determining the brightness of the sub-pixel according to the color components of the sub-pixel in each pixel unit covered by the sampling region corresponding to the sub-pixel, wherein the sampling region is a rhombic sampling region; four vertices of the rhombic sampling region are midpoints of lines of centers of four sub-pixels adjacent and similar to the sub-pixel in columns adjacent to the sub-pixel; similar sub-pixels of one sub-pixel refer to the sub-pixels which belong to the pixel unit of the same view of the sub-pixel and have the same color of the sub-pixel.

A reflector is formed such that a plurality of large-diameter concave portions having light reflectivity are formed on a surface of a metal film formed on a base material in irregular pitches, a plurality of small-diameter concave portions each having a diameter smaller than that of the large-diameter concave portion are formed between the large-diameter concave portions, an inner surface of the large-diameter concave portion has a curved surface which is a portion of a sphere or a non-sphere, an inner surface of the small-diameter concave portion has a curved surface which is a portion of a sphere or a non-sphere, and, in the metal film formed with the plurality of the large-diameter concave portions and the plurality of the small-diameter concave portions on the surface thereof, the inclination of a sectional curved line of a vertical surface at the boundary of the adjacent concave portions is discontinuous. The liquid crystal display device is formed such that the reflector is attached on an inside or an outside of the liquid crystal cell.

The invention discloses an array substrate, a display panel and a display device. The array substrate comprises a plurality of repeating units which are arranged in a matrix mode. Odd-numbered rows ofthe matrix comprise a plurality of first repeating units arranged in the first direction, even-numbered rows of the matrix comprise a plurality of second repeating units arranged in the first direction, in the first repeating units, first sub-pixels and third sub-pixels are inverted triangles, and second sub-pixels are upright triangles; in the second repeating unit, the first sub-pixel and the third sub-pixels are in the shape of an upright triangle, and the second sub-pixels are inverted triangles; and the first sub-pixels, the second sub-pixels and the third sub-pixels have different lightemitting colors. According to the technical scheme provided by the embodiment of the invention, on the premise of ensuring that the display panel has a better display effect, the aperture opening ratio of the display panel is increased, and the pixel density of the display panel is improved.

The invention discloses a pixel array and a drive method thereof and a display panel. The pixel array comprises X lines and Y rows of sub-pixel periods, and each sub-pixel period comprises two or three same color actual sub-pixels arrayed next to each other; all actual sub-pixels of each sub-pixel period can be turned on at the same time, and each actual sub-pixel of each sub-pixel period can be turned on alone, wherein X and Y are natural numbers. The drive method is a drive method for the pixel array, and the display panel is a display panel comprising the pixel array. By adopting the pixel array and the drive method thereof disclosed by the invention, the types of vision resolution of the display panel comprising the pixel array are enabled to be two.

The invention provides a multi-viewpoint automatic stereoscopic display device which comprises a display panel and an image dividing device. The display panel is used for displaying a multi-viewpoint composite image; the image dividing device is used for dividing the multi-viewpoint composite image into a plurality of viewpoint images; the number of subpixels covered horizontally by the image dividing units of the image dividing device is an integer; the image dividing units of the image dividing device are inclined at an preset angle relative to the vertical direction; and the viewpoint matrixes of the multi-viewpoint composite image are arranged at intervals in the mode of dividing the viewpoints into lines and multiplying. More viewpoint images are obtained due to the display of the high-density image dividing device, and the resolution enhancement effect of the viewpoint images is utilized, wherein the visual resolution is decided by the density of the image dividing units of the image dividing device, namely, the pitch, rather than the resolution of the single viewpoint image, thus the visual resolution of the multi-viewpoint automatic stereoscopic display device can be improved significantly. In addition, because the inter-row viewpoint multiplying effect is used, the multi-viewpoint display effect can be achieved, the dead zones can be reduced, and the visual comfort can be improved.

The invention provides a three-dimensional display assembly which comprises a back light plate and an optical grating array. The back light plate comprises a plurality of back light sets. Each back light set comprises a plurality of back light strips capable of emitting light independently. The optical grating array comprises a plurality of optical grating sets corresponding to the back light sets in a one-to-one mode. Each optical grating set comprises a plurality of optical gratings corresponding to the back light strips in the corresponding back light set in a one-to-one mode. The optical gratings can guide light emitted by the back light strips corresponding to the optical gratings to two preset sight points. The invention further provides a liquid crystal display panel and a display device. The display device has the higher vision resolution factor.

The invention belongs to the technical field of image processing and discloses an image segmentation method of field crop weeds. The image data of the field crop weeds is collected by an image acquisition module using a camera. The main control module enhances image definition by image processing software through image enhancement module. The weed image is recognized by using the depth stack network model through the image recognition module. A feature extraction module extracts and segments the weed image data according to the identification content by using the image processing software; Thewarning module uses the warning device to warn according to the extracted weed data; Storing the collected weed image data through a data storage module by using a memory; And the weed image data isdisplayed by the display module. Deep-stacking network adopt by that image recognition module of the invention not only has strong feature expression and classification ability, but also reduces traintime and recognition time, and enhances robustness of weed recognition.

An embedded reflective eyepiece includes an optical lens (12), a beam splitter and reflective coating (18) at a convex surface (16) of the optical lens and a circular polarizing reflector (24) surfacehaving a concave surface (14) of the optical lens. A method for forming a magnified image includes emitting circularly polarized light from a display source, at least partially refracting the circularly polarized light across a convex surface of a beam splitter reflective coating across a lens, at least partially reflecting refracted circularly polarized light internally off a concave circularlypolarized reflector surface of the lens, and at least partially reflecting a reflected circularly polarized light internally off of the beam splitter reflective coating at the convex surface.

The invention discloses a vision training method for improving visual ability on the basis of dynamic brain fitness. The method comprises at least one of three-character vision training, de-crowding vision training, word selection vision training, gazing vision training, rapid-sequence visual presentation training and contrast sensitivity training. The three-character vision training can improve the peripheral vision identification ability of a tested person; the de-crowding vision training can reduce the crowding phenomenon of the peripheral vision field of the tested person and increase theimage processing speed of the eyes and brain; the word selection vision training can improve the ability of the eyes and brain of the tested person to select and response to effective Chinese characters; the gazing vision training can alleviate the crowding phenomenon of the peripheral visual field of the tested person and improve the visual identification ability; the rapid-sequence visual presentation training can strengthen the visual cohesion of the tested person so as to increase the reading speed of the eyes of the tested person; the contrast sensitivity training can improve the visual resolution of the tested person. Therefore, the visual comprehensive ability of the tested person can be effectively and integrally developed by means of the method.

The invention belongs to the technical field of interior decoration, A novel method for intelligent design of indoor decoration is disclosed, the method comprise steh following steps: First of all, get the vectors, Getting information about enclosed rooms and functional areas, Then, according to the experience rules of home decoration design, Combined with the information of each functional area and / or the user's demand investigation information, cutting and packing the base material according to the sequence, organizing the finishing material according to the setting-out and enlarged sample specifications, organizing and installing the base material handling site according to the sequence, arranging the finishing material on the site according to the sequence, and completing installationaccording to the sequence number. The invention solves the problem that the decoration has no dry sound pollution, does not produce a large amount of decoration garbage, is free from dirt and chaos, and is convenient for the finished product protection of the decoration achievement; Indoor decoration method with safe and environmental protection quick operation, reduce the loss of base course anddecoration material, and improve the utilization rate of raw materials; At that same time, the invention can meet the shape, the size structure and the requirement of the individualized house type andrealize the design work automatically.

Disclosed is a computing method of a pixel arraying structure for improving visual resolution. The computing method includes the steps: connecting middle points of neighboring physical pixels different in color with straight lines so as to allow all the middle points of the abstract pixels to fall on a grid formed by the straight lines; extracting physical pixel Xs, in any color, with the middle points D of the same falling on the grid, taking a middle point D of an any pixel as a center pixel, and searching a most widespread polygon formed by the middle point Ds of the other pixels around the middle point D; defining an average value of the distance from advantaged pixels to the center pixels and naming the average value as visual resolution (VR). The invention further provides a pixel array structure obtained by the above computing method. By the pixel arraying structure, image resolution synthesized by a display is greatly improved, and a sensory effect of human eyes upon the display is improved. Meanwhile, image brightness of the display is uniform, and intense stimulation and damage to the human eyes are avoided.

The invention discloses an automatic multiple-viewpoint stereoscopic display device. The automatic multiple-viewpoint stereoscopic display device comprises a display panel and an image dividing device which are arranged in a set manner. The image dividing device comprises a plurality of image dividing units arranged in parallel, the horizontal width of each image dividing unit is k times of the width of a half sub-pixel, the k is an odd number, the image dividing units are shifted to the same direction by the half sub-pixel line by line sequentially, the viewpoints in the lines are arranged at intervals, color components of image pixels of the viewpoints are displayed by crossing the image dividing units, the display panel displays an multiple-viewpoint composite image, the image dividing device is used for spatial image dividing, so that different viewpoint images can be viewed by eyes of people, and stereoscopic visual effects are generated. The automatic multiple-viewpoint stereoscopic display device has the advantages that overall effect of the automatic multiple-viewpoint stereoscopic display device can be improved remarkably.

The invention discloses a multi-robot monitoring method suitable for production line operation. The multi-robot monitoring system comprises a plurality of robots on a production line, targets assisting in positioning, a wireless receiving and transmitting device, a two-dimensional rotary table, a CCD camera and a computer, and the monitoring method comprises the following steps that the system enters a selective inspection mode, and robot targets to be monitored are selected on the computer according to actual requirements; an LED of the corresponding robot installation target is lightened; the two-dimensional turntable carries the CCD camera to quickly rotate to search for a target; the two-dimensional rotary table carries the CCD camera to track a target and acquire a target image; target coordinates are calculated according to the target image, a target motion curve is drawn, and the position and state of the robot are obtained. According to the method, high-precision monitoring ofmultiple robots is achieved, the structure is simple, and implementation is easy.

The invention provides an image display method and device, and triangular-type arrangement display equipment, relates to the technical field of display, and solves a problem that conventional triangular-type arrangement display equipment is not high in image display precision. The method is used for the triangular-type arrangement display equipment, and the triangular-type arrangement display equipment comprises M*N second pixels which are arranged in an M*N array. The method comprises the steps: obtaining the initial data of an image, wherein the initial data comprises the brightness information of aM*bN first pixels which are arranged in an aM*bN array (a not less than 1, b not less than 1, and a*b not equal to 1); arranging the first pixels in a linear manner, wherein the first pixels at least comprise sub-pixels comprising three different colors RGB; enabling the initial data of the image to be converted into display data, wherein the display data comprises the brightness information of M*N second pixels, and the second pixels at least comprise all sub-pixels in the first pixels; and displaying the image according to the display data.

The invention belongs to the technical field of medical instruments, and discloses a cardiovascular intubation image auxiliary detection device and a detection method. The cardiovascular intubation image auxiliary detection device comprises an image acquisition module, a heart rate detection module, a respiratory frequency detection module, a central control module, a classification module, a datamanagement module, a data storage module and a display module. The invention establishes a new optimized CNN model through a classification module, and then superimposes the boundary map and the segmentation map to form a complete organization structure map, which makes up for the loss of image information caused by the reduction of the output image resolution, has high restoration degree of theorganization structure and better image display effect. At the same time, the data management module establishes different data quality evaluation models according to the data characteristics and datause purposes of different stages, so as to ensure the accurate and effective evaluation of the data quality, and overcome the shortcomings of lacking effective data quality evaluation models in the prior art.

The invention belongs to the field of face identification technology, and discloses a face identification method suitable for psychology. The method comprises the steps of performing image acquisitionfor obtaining a high-definition image; performing identification on the high-definition image and performing segmentation for obtaining a face image; processing the face image which is segmented by asegmenting module; generating a to-be-identified characteristic vector of a face detail characteristic; pre-storing the characteristic vector of a known face through a face characteristic database module; performing matching calculation on the output to-be-identified characteristic vector with all characteristic vectors in the characteristic database, and outputting an identity result which corresponds with the to-be-identified characteristic vector; displaying acquired image information and matching result information. According to the method of the invention, the face characteristic database is constructed through the face characteristic database module; quick matching is performed through a characteristic matching module, thereby realizing real-time identification to identity of the to-be-identified face image on a system with limited calculating resource, and realizing short time consumption and high accuracy.

The invention belongs to the field of smart home, and discloses a smart home robot system based on instant communication. The smart home robot system is provided with a three-dimensional scanning module, an image recognition module, an image editing module, a robot, a server and a client, wherein the three-dimensional scanning module is electrically connected with the image recognition module, theimage recognition module is electrically connected with the image editing module, the image editing module is connected with the robot through wireless signals, the robot receives signal control of the server, and the client can send an instruction to the server. The smart home robot system utilizes a three-dimensional modeling technology, generates location images of all furniture and electricalappliances, labels equipment information of the furniture and electrical appliances and transmits the information to the robot, a customer can remotely send a control instruction through the client,the control instruction is transmitted to the robot through the server, and the robot operates according to the instruction; and a user can perform personified control on the smart home in a point-to-point or group communication mode, and thus the control ability and the interaction experience are enhanced.

The invention belongs to the technical field of face recognition, and discloses a face recognition system and method based on video multi-frame face feature fusion, and the method comprises the steps:employing a camera of a specific bilateral filter to collect face video data; enhancing the face video data by using video processing software; extracting multiple frames of face feature elements from a face video by utilizing an extraction program, carrying out fusion operation on the multiple frames of face features by using a SMART-PN fusion algorithm; utilizing an identification program to identify the face features by adopting an ultrahigh frequency radio frequency identification technology; storing the acquired face video data by using a memory; and displaying the acquired face video data by using a display. The accuracy of face recognition can be improved; through data comparison processing of the three features of the face mouth, the eyes and the eyebrows, the recognition processing speed is increased.

The invention belongs to the technical field of spontaneous delivery assistance, and discloses an obstetric clinical spontaneous delivery assistance device, a control method thereof, and a computer program. The obstetric clinical spontaneous delivery assistance device includes an antenatal care module, an electronic antenatal care table generation module, a main control module, an angle adjustingmodule, a massage module, an air purifying module, a thermal insulation module and a virtual training module. The obstetric clinical spontaneous delivery assistance device can automatically generate an electronic antenatal care table through the electronic antenatal care table generation module, thus improving the readability of the antenatal care table and improving the diagnostic accuracy and the traceability of the medical record, and at the same time, performs high simulation operation on the whole process through the virtual training module, including real ultrasound images, simulation ofrespiratory motion and real tactile response, thus being effectively able to be applied for teaching, training and operational evaluation of ultrasound without any risk to the patient, and being verysuitable for hospital teaching and training.

The invention belongs to the technical field of mechanical manufacturing, and discloses a mechanical manufacturing display auxiliary system. The mechanical manufacturing display auxiliary system comprises a scanning module, a parameter configuration module, an operation input module, a main control module, a structure identification module, a lighting module, a three-dimensional model constructionmodule, a data storage module and a three-dimensional projection module. The system of the invention realizes the real-time automatic point cloud registration by using a function interface provided by Microsoft KinectFusion through a three-dimensional model construction module, greatly shortens modeling time, and finally the precision of the obtained model can meet general requirements. At the same time, the process of constructing three-dimensional projection image by three-dimensional projection module and the process of outputting three-dimensional projection image can be carried out simultaneously and in real time, and the redundant data access is reduced by line buffer segmentation, so that the three-dimensional projection efficiency is improved, the mechanical manufacturing productsare displayed more intuitively and stereoscopically, and the display effect is good.

The invention belongs to the technical field of charging facilities, and discloses an intelligent charging pile employing a face swiping system. The intelligent charging pile employing the face swiping system is provided with a signal transmitter, a matching identification module, a start charging module and an electric quantity detecting module. A charger is installed in the lower end of a body with through a bolt. The left side of the charger is connected with an input power line, and the right side of the charger is connected with a charging plug through a wire. According to the invention,face data are sent to a cloud server by a face swiping device through a signal transmitter, to retrieve the user information, the matching identification module performs matching analysis on data of the collected image and data of the cloud service stored user image, after the matching is successful, the start charging module performs charging, face swiping charging can be realized, and convenience and simpleness are achieved; meanwhile, the electric quantity detecting module detects and calculates the electric quantity in the charging pile, the electric quantity is displayed through a displayscreen, the electric quantity information of the charging pile can be acquired in real time, the charging pile can be timely charged by workers, unmanned self-service charging is realized, and the work efficiency is improved.

The invention belongs to the technical field of electromobiles, and discloses an automatically recognized running path planning method for the electromobile based on operation of a computer. A targetdetection unit integrated by using a camera module performs target detection on an image in a monitoring camera; a built derived function expression of the target function is used for reducing vibration of the body of the electromobile when in driving; a travel cost evaluation value of each path is computed, and the path of a W value with the lowest travel cost evaluation value is screened out toserve as the optimal path; and the travel position of the electromobile is positioned in real time. According to the method provided by the invention, the optimal method is used for designing the optimal spring stiffness parameter and the optimal damper parameter, and thus the vibration reduction effect of the body of the electromobile achieves the most ideal state; and meanwhile, the optimal pathcan be acquired via the optimal path module, the operation efficiency is greatly improved, convenience is brought to the user, and the user experience is enhanced.

The invention discloses a display panel and a display device. The second sub-pixel in the display panel includes a dividing line, and the dividing line runs through the corresponding second sub-pixel along the second direction, and the second sub-pixel includes at least a second sub-pixel located on the side of the dividing line close to another second sub-pixel in the same pixel unit. One sub-section, the width of the first sub-section in the second direction is smaller as it approaches another second sub-pixel in the same pixel unit, wherein the second direction is perpendicular to the first direction; along the first direction, in the same pixel unit The distance between the two second sub-pixels is smaller than the length of any sub-pixel. The technical solution provided by the embodiment of the present invention increases the distance between the visual centers of gravity of the two second sub-pixels, and the human eye can accurately distinguish two adjacent sub-pixels with the same color, ensuring the visual resolution of the display panel. The resolution is the same as its physical resolution, the lines on the display screen of the display panel are fine and clear, and the display panel has a better display effect.

The invention belongs to the technical field of coordinate measurement, and discloses an indirect method and control system for coordinate measurement. The control system for coordinate measurement comprises a camera module, a target location module, a master control module, a laser measurement module, a data transmission module, a big data calculation module, a data storage module and a display module. Through the laser measurement module, image information after multiple times of reflection is acquired, so that light paths between a camera and laser rays are longer, and a lens with a greaterfocal length and smaller distortion can be selected under the same condition, and benefit is brought to improve the measurement precision; and meanwhile, through the big data calculation module, a measurement coordinate is calculated by utilizing a big data source in a cloud server set, so that the coordinate calculation speed is greatly improved and the measurement efficiency is improved.