20results about How to "Avoid ghosting" patented technology

The invention provides an air suspension three-dimensional display device, which comprises a three-dimensional display screen used for displaying three-dimensional contents by using a light field three-dimensional imaging technology; the retro-reflection imaging plate and the three-dimensional display screen are obliquely arranged; the reconstructed light passes through the retro-reflection imaging plate and then reconstructs a three-dimensional light field in the air so as to realize suspension display of three-dimensional content; the retroreflection imaging plate comprises optical waveguides which are arranged in a staggered manner so as to form a plurality of optical channels for outgoing of reconstructed light rays; optical waveguides are arranged according to a preset size or a three-dimensional display screen emits reconstructed light rays according to a preset angle, so that the reconstructed light rays are controlled to be only reflected for a specified number of times in each optical waveguide. According to the system, the optical waveguide with the preset size is arranged or the three-dimensional display screen emits the reconstructed light according to the preset angle, so that the reconstructed light can only be reflected for specified times in the optical waveguide, the ghosting is fundamentally avoided, and after the ghosting is eliminated, the visual effect of the suspension 3D display technology is better and clearer.

The invention discloses a collaborative projection method and device for double intelligent vehicle lamps. The method comprises the following steps: establishing a world coordinate system, a left vehicle lamp coordinate system, a projection picture coordinate system, a right vehicle lamp coordinate system and a projection picture coordinate system; establishing an equivalent vehicle lamp coordinate system of the left vehicle lamp coordinate system and the right vehicle lamp coordinate system; when the world coordinate of the car lamp projection is known, the conversion relation between the pixel coordinate in the equivalent car lamp coordinate system and the world coordinate system, the conversion relation between the pixel coordinate on the projection image of the left car lamp and the world coordinate system and the conversion relation between the pixel coordinate on the projection image of the right car lamp and the world coordinate system are combined; pixel coordinates on the projection image of the left vehicle lamp and pixel coordinates on the projection image of the right vehicle lamp are obtained through calculation. According to the method, the conversion relation between the pixel coordinates on the projection images of the equivalent vehicle lamp, the left vehicle lamp and the right vehicle lamp and the world coordinate system is simultaneously established, so that the intelligent vehicle lamps on the left side and the right side can align the pixels and cooperatively project the target pattern.

The invention discloses a multi-lens acquisition video image processing method and system, and relates to the technical field of image processing, and the system comprises an image acquisition module, an image adjustment module, an audio acquisition module, an audio adjustment module, and a video detection module. According to the method and the system for processing the video images acquired by the multiple lenses, through an image acquisition module and an image adjustment module, when the video images acquired by the multiple lenses are identified, the range of the view field angle shot by the corresponding lens is identified, and the pictures acquired by the multiple lenses are sorted through the view field angle; the integrity of multiple pictures can be guaranteed, ghosting during synthesis of multiple images can be avoided through feature segmentation when the pictures are spliced, and sound effect positions of audios in the video pictures are adjusted by setting an audio acquisition module and an audio adjustment module and adjusting audio waveforms. And the audio sound effect position is matched with the video picture when the video is played.

The invention provides a line scanning AOI automatic detection module which comprises a shell, a first light source is arranged at the top of the shell, a total reflection mirror is arranged at the front end of the first light source, a second light source and a third light source are arranged in the shell, a nanometer diffuse reflection dome is arranged at the front end of the second light source, and a lens is arranged at the front end of the third light source. Light paths of the first light source, the second light source and the third light source are converged at one point, and a line scanning camera is obliquely arranged above the shell; compared with an existing AOI detection technology of an area array, the coaxial effect can be achieved without a spectroscope, ghosting can be avoided, the definition is high, the detection precision is high, and the cost is reduced; meanwhile, the detection efficiency is high, and the method can be used for uninterruptedly and continuously detecting scenes; and ultrahigh-brightness high-speed detection can be realized.

The invention relates to an image processing method and device, electronic equipment and a storage medium. The method comprises the steps that exposure information of a current shooting scene is acquired in response to a detected shooting request, the shooting request comprises the exposure information, the exposure information comprises a plurality of exposure values, and the exposure values are used for representing the exposure degree of an exposure image; respectively acquiring an exposure image corresponding to each exposure value based on the exposure information; and performing fusion based on the multiple frames of exposure images to obtain an output image. According to the image output mode, the exposure images with different exposure degrees are requested to be shot according to one shooting request, the multiple frames of exposure images are obtained at a time, the time difference between the two adjacent frames of exposure images is reduced, the displacement between the two adjacent frames of exposure images is reduced, the problem of ghosting or ghosting during fusion of the multiple frames of exposure images is avoided, and the fusion efficiency of the multiple frames of exposure images is improved. And the quality of the fused output image is improved.

The invention belongs to the technical field of full-color optical waveguides, and discloses a laminating method and a laminating device for manufacturing a full-color optical waveguide, and the method comprises the steps: simulating the light transmission process of each waveguide sheet in a display product, and obtaining an output image; calculating optimal parameters (rotation angles and movement distances of part of waveguide sheets) required when two parts (each part comprises at least one waveguide sheet) of waveguide sheets are attached and view fields are completely overlapped according to the actual size of the obtained image, and finally adjusting and fixing the relative positions of the two parts of waveguide sheets according to the calculated optimal parameters. Therefore, pairing and fitting of all the waveguide sheets in the full-color optical waveguide can be rapidly completed, the production efficiency is improved, the production cost is reduced, view fields of all the waveguide sheets of the obtained full-color optical waveguide can be accurately overlapped, and the ghosting phenomenon is effectively avoided.

The present invention provides an image processing method, device and electronic system, which obtains a plurality of images to be processed whose exposure corresponding to a target scene is lower than a preset exposure threshold and whose exposure is the same; performs image registration processing on the plurality of images to be processed; and performs image fusion processing on the plurality of images to be processed after image registration to obtain an image processing result. In this method, in a scene with insufficient lighting such as at night, a plurality of images to be processed whose exposure is lower than a preset exposure threshold and whose exposure is the same are captured, and the plurality of images to be processed are processed by image registration and image fusion. This method can keep the image brightness of the plurality of images to be processed consistent, which is conducive to improving the image registration effect, avoiding ghosting of the fused image, and thus improving the overall image effect.

A display device may be applied to display-related technical fields, and a display device using a micro light emitting diode (LED) is disclosed. A display device using a light emitting diode includes: a wiring substrate in which a plurality of unit pixels are defined; at least one electrode pad disposed in each of the unit pixels to define a plurality of unit sub-pixels; and at least one light emitting diode configured to have an inclination angle and a bonding surface, a side surface of the light emitting diode being inclined to one side at the inclination angle, and the bonding surface being electrically connected to the electrode pad. Two light emitting diodes adjacent to each other are symmetrically arranged with respect to the inclination angle, and a distance between two electrode pads adjacent to each other varies according to a position of the electrode pads.

This application relates to the field of packaging and printing technology, and discloses an outer packaging printing device, including a base plate, a printing component, and an elastic component. In this outer packaging printing device, the base plate integrates an unwinding component, a pressure roller, and a rewinding component, forming a continuous printing path. In the printing component, the printing roller inside the printing chamber is evenly inked through a sponge block and capillary tube. An L-shaped plate cooperates with a first sliding groove, and a servo motor drives a lead screw and guide rod to adjust the position of the printing roller, matching it with the pressure roller to accommodate substrates of different thicknesses. In the elastic component, the guide roller slides through a second sliding groove, and a limiting rod is linked with a telescopic spring to dynamically compensate for the pressure between the pressure roller and the printing roller, avoiding wrinkles or ghosting. A controller coordinates various electrical components, simplifying the operation process. The anti-slip design at the bottom of the support column enhances stability. This device, by simplifying the mechanical layout, solves the problems of poor printing adaptability and low adjustment efficiency in existing technologies, comprehensively improving printing accuracy and compatibility.

An LED driver according to an embodiment of the present disclosure may include: a plurality of channel terminals connected to a plurality of LEDs and each including a channel current source; a scan switch connected to the plurality of LEDs and configured for a scan operation; a plurality of scan terminals including a first charge sharing switch for moving charges of any one of a plurality of first capacitors forming capacitance between the plurality of LEDs and the scan switch to another first capacitor; and a switch controller for controlling the first charge sharing switch.

This utility model discloses a novel flexible printing plate clamping device, comprising a base plate and a support frame. The support frame is mounted on the top of the base plate, and a cylinder is mounted on the top of the support frame. Slide rails are symmetrically mounted on the top of the base plate away from the support frame. Movable plates are disposed outside the slide rails, and sliders are slidably mounted on the surfaces of the slide rails. Support plates are symmetrically mounted on the bottom ends of the movable plates, and each support plate is connected to a slider. A rotating box is mounted on the top of the support plate away from the movable plate, and support seats are symmetrically mounted on the top of the base plate near the slide rails. This utility model not only enables convenient replacement of flexible printing plates, reducing manual labor intensity and improving the efficiency of the printing plate clamping device, but also allows the printing plate clamping device to elastically press down the fabric for printing, avoiding ghosting or blurring during printing and improving the printing quality of the printing plate clamping device.

The present application relates to a kind of single exposure Raw video HDR reconstruction method and system, belong to computer vision and image processing technical field.The method comprises: obtaining single exposure bayer format Raw video sequence;Channel decomposition parallel alignment module is constructed, and input frame is decomposed into full channel flow, red blue channel flow and double green channel flow three parallel branches, using the physical characteristics that red blue channel is not easy to saturate in highlight area and green channel high signal-to-noise ratio, respectively, different feature extraction and alignment are carried out;Exposure complementary mask guided repair module is constructed, by calculating overexposure mask and dividing timing complementary area, using normal exposure information of adjacent frame in complementary area to repair the overexposure area of current frame;Multi-stream features are fused using cross attention mechanism, and high dynamic range video frame is reconstructed by combining mask guided color loss.The present application effectively solves the problem of highlight overflow and dark noise without alternating exposure, avoids ghosting artifacts, and significantly improves the reconstruction quality of HDR video.

This application provides a vehicle window glass and a vehicle, improving the imaging display effect of the vehicle window glass, enhancing the driving experience, and improving vehicle safety. The vehicle window glass has a transparent area and a shielded area, the shielded area including a display area; the vehicle window glass includes a first glass, a second glass, a first shielding layer, a conductive film layer, a first electrical connector, a second electrical connector, and a second shielding layer, the second glass being located on the side of the first glass facing the vehicle interior; the first shielding layer, the conductive film layer, the first electrical connector, and the second electrical connector are all disposed between the first glass and the second glass, the shielded area has a first shielding layer, the conductive film layer is at least partially located in the transparent area and the shielded area, and covers at least part of the first shielding layer, the first electrical connector and the second electrical connector are both electrically connected to the conductive film layer, the first electrical connector and the second electrical connector are spaced apart; the second shielding layer is located on the surface of the second glass and in the display area, the visible light transmittance of the second shielding layer is less than or equal to 0.05%.

The present application proposes a handwriting input method, device, system, electronic device and storage medium, which can allow the user to write at any position on the device display screen. When the current writing cycle is detected to be completed, the handwriting information corresponding to the current writing cycle is converted into text to obtain text content, and the text content can be inserted at the target position of the content displayed on the device display screen to realize handwriting input of text content. Applying the above scheme to ink screen devices not only avoids the delay and ghosting problems caused by the low screen display refresh rate of the ink screen device, but also allows writing at any position on the device display screen of the ink screen device, which provides convenience for users to edit text on the ink screen device.

This invention discloses a display control device, belonging to the field of home appliance technology. It comprises a control display component and a main body, with the control display component connected to the main body. The main body is externally powered and equipped with an adapter component compatible with the home appliance. The control display component is electrically connected to the adapter component to operate the adapter component. The control display component includes a transparent touch section, a reflective lens, and a display section. The transparent touch section, reflective lens, and display section form a triangular structure. The angle between the display section and the transparent touch section is obtuse. The two ends of the reflective lens are respectively connected to the transparent touch section and the display section. The content displayed by the display section is observed through the transparent touch section in the reflective lens. This invention achieves the technical effects of a home appliance display that is not easily damaged, provides clear display, and is easy to use.

The invention provides a point cloud processing method and device, a storage medium and electronic equipment, and relates to the field of automatic driving and unmanned vehicles. The method comprises the following steps: acquiring multiple frames of point cloud data corresponding to a target space region, wherein the multiple frames of point cloud data comprise first point cloud data corresponding to multiple key frames respectively; determining a foreground target and a background target in the key frame based on the semantic information; performing rigid body judgment on the foreground target and the background target, dividing the first point cloud data corresponding to the foreground target into a foreground rigid body point cloud and a foreground non-rigid body point cloud, and dividing the first point cloud data corresponding to the background target into a background rigid body point cloud and a background non-rigid body point cloud; performing densification processing on the foreground rigid body point cloud, the foreground non-rigid body point cloud and the background rigid body point cloud; and generating an occupation network model corresponding to the target space area based on the foreground rigid body point cloud after densification processing, the foreground non-rigid body point cloud after densification processing, the background rigid body point cloud after densification processing and the background non-rigid body point cloud.

The present invention discloses a touch screen structure of a metal grid, comprising two electrode layers that are bonded to each other, the electrode layers comprising a plurality of metal grids, the metal grids being irregular polygons, the metal grids on two adjacent electrode layers having an angle, and also comprising slots, the intersections of the metal grids being provided with the slots. The irregular polygon metal grids on the two electrode layers are bonded to each other, the angles between the adjacent metal grids make the lines on the touch screen structure cross-distributed, avoiding the phenomenon of line ghosting, the slots provided at the intersections of the metal grids reduce the intersections in the staggered line network, and improve the touch effect of the touch screen structure.

The utility model provides an evaporation clamp, device and solar cell manufacturing equipment, which comprises a mask plate, a carrying table and a pressing table, the mask plate is arranged below the carrying table and is connected with the carrying table, and the pressing table is arranged above the carrying table and is connected with the carrying table; a plurality of positioning pieces are arranged on the first surface of the carrying table, and the positioning pieces are connected with the carrying table and protrude out of the first surface; a plurality of positioning grooves corresponding to the positioning pieces are formed in the upper surface of the mask plate. By arranging the positioning piece and the positioning groove matched with the positioning piece, the mask and the carrying table can be better attached, and the evaporation device is suitable for all evaporation needing boundary refinement.

An optical distance measuring device is arranged on the top of a vehicle running on a road surface and comprises an array type light source. The arrayed light source has a field of view in a direction perpendicular to the road surface and includes a plurality of light sources including a plurality of near light sources and a plurality of far light sources. The field of view comprises a first field of view and a second field of view, the first field of view is a range of an included angle larger than or equal to 6.5 degrees of rotation of a reference optical axis of the optical distance measuring device towards the road surface, and the first field of view is only provided by the proximity measuring light sources of the light sources in the array type light source. Thus, the present invention can prevent ghosting and can improve the comfort and safety of an autonomous vehicle.

The present invention relates to the field of inkjet printing technology, and in particular to a device and method for automatic printing of electronic seals and logos, comprising a housing, a first scanner and a scanning and binding unit, wherein a printing unit is arranged in the housing, comprising a seal support, a paper feeding mechanism, a printing mechanism and a receiving mechanism. The present invention improves the stamping speed of documents to be printed while avoiding the occurrence of ghosting or offset during the inkjet process by setting a plurality of array-distributed inkjet stamping machines. At the same time, the present invention can effectively complete the sealing of the nozzles of each inkjet stamping machine, and receive the ink accumulated at the nozzle of the inkjet stamping machine when each inkjet stamping machine performs pre-inkjetting, effectively avoiding the occurrence of unclear stamping patterns caused by ink dripping onto the documents to be printed or the inkjet stamping machine directly spraying the ink accumulated at the nozzle onto the documents to be printed, and further improves the inkjet stamping efficiency of the device of the present invention for the documents to be printed.