11results about How to "True color" patented technology

The invention discloses a 3D transfer printing process which comprises the following steps: pre-printing a colorless three-dimensional pattern on a transfer film by adopting a thermal stripping material mirror image; the transfer printing film and the smooth plate are aligned and attached; heating, pressurizing and laminating the transfer printing film; removing the transfer film on the surface of the smooth plate to transfer the colorless three-dimensional pattern to the surface of the smooth plate; carrying out transfer printing coloring on the colorless three-dimensional pattern on the smooth plate; the invention further discloses a printing device which comprises the track plate frame. A turnover transfer mechanism; a diaphragm plate; a positioning and laminating mechanism and a heat transfer printing and laminating mechanism; and the turnover transfer mechanism moves the transfer film plate, so that the transfer film plate is matched with the positioning laminating mechanism and the heat transfer printing covering mechanism to realize accurate transfer printing. The mode that the colorless three-dimensional patterns are printed on the transfer printing film in advance is utilized, the colorless three-dimensional patterns are separated from the transfer printing film in the heating and pressurizing process and printed on the smooth plate, then the colorless three-dimensional patterns obtained after transfer printing are printed, and it can be guaranteed that colors are relatively accurate.

This invention belongs to the field of power monitoring technology and discloses a brightness balancing and regional smoothing fusion algorithm for power monitoring images. The method includes: image denoising, using mean filtering and median filtering to smooth the image; image registration, performing optimal matching on two or more images obtained from different sensors, at different times, or from different angles; and image region fusion, smoothly fusing images with different angles and brightness contrasts. This method is applicable to panoramic video monitoring systems. Designed specifically for the complex lighting and high electromagnetic interference characteristics of power operation sites, this invention effectively eliminates on-site noise through adaptive preprocessing, and achieves a balance between global brightness uniformity and local detail preservation through layered brightness balancing, solving the problems of incomplete brightness balancing and detail loss in power scenarios encountered by general algorithms.

The application discloses a mahjong machine with a control lighting lamp, and belongs to the technical field of mahjong machines, and has the technical scheme as follows: the mahjong machine comprises a mahjong machine main body, irradiation lamp strips are rotationally arranged on four sides of the mahjong machine main body, placing areas for placing mahjong hands are arranged on the four sides of the mahjong machine main body, the light beams of the irradiation lamp strips are obliquely shot from bottom to top to the mahjong hands in the corresponding placing areas, a controller is arranged on the mahjong machine main body, human body sensing modules are arranged on the four sides of the mahjong machine main body, the human body sensing modules are electrically connected with the controller, the controller is electrically connected with the irradiation lamp strips, when the human body sensing modules sense a human body, the controller controls the corresponding irradiation lamp strip to be turned on, and the four sides of the mahjong machine main body are provided with adjusting knobs for adjusting the brightness of the corresponding irradiation lamp strips, the mahjong machine forms effective light zones on the mahjong hands through the irradiation lamp strips, the recognition of the mahjong hands by users is enhanced, and the use experience is improved.

The invention discloses a method for manufacturing an orthodontic appliance, which comprises the following steps: 1) designing a finished invisible orthodontic accessory which is rectangular; 2) selecting one of the following three to design a corresponding invisible tooth socket according to the invisible correction accessory of the finished product in the step 1): 2.1) bonding various accessories on the teeth as required, scanning, designing an animation, confirming the animation, and processing the invisible tooth socket; 2.2) firstly scanning, then designing an animation, confirming the animation, firstly bonding an accessory on the tooth, scanning, and then matching the confirmed animation, so that the animation is the animation bonded with the accessory, and processing an invisible tooth socket; and 2.3) firstly scanning, then designing the animation, confirming the animation, placing the designed accessory into an accessory template to be adhered to the tooth because the shape of the accessory is fixed, and then re-scanning and matching the animation and processing the invisible tooth socket. The edge of the accessory designed by the manufacturing method is smooth enough, and the fitting degree of the accessory and the tooth socket is better.

This utility model belongs to the field of LED display technology and discloses an outdoor LED grid display screen, including multiple LED light source emitters arranged in a grid array. Each LED light source emitter includes an emitter body and a light source emitting head. One side of the emitter body is a mounting surface and is mounted on a mounting frame. Multiple light source emitting heads are correspondingly embedded on the end face of the emitter body away from the mounting surface. The light emitted by the light source emitting heads is emitted horizontally in a wide-angle manner. Each light source emitter is equipped with a reflector located above the light source emitting head. One end face of the reflector is an inclined mirror surface, with its lower end abutting against the end face of the emitter body away from the mounting surface and its upper end away from this end face, so as to reflect part of the light emitted upwardly by the light source emitting head in a horizontal direction. This grid display screen can reduce the upward tilt of light and reflect it in a horizontal direction, thereby improving the brightness of the light and the clarity of the display screen.

Embodiments of the present application relate to a display panel and a display device, the display panel comprising: a plurality of pixel units, each pixel unit comprising a plurality of light emitting devices; a plurality of driving wires; a plurality of driving circuits, each of the plurality of driving circuits being connected to one of the plurality of light emitting devices through one of the plurality of driving wires, each driving circuit being configured to output a driving signal to an anode of the connected light emitting device; wherein the length of the driving wire of each light emitting device in the same pixel unit is negatively correlated with the light-on duration of the light emitting device, and the driving wire is a wire connected between the output end of the driving circuit and the anode of the light emitting device. By adjusting the length of the driving wire of each light emitting device, the transmission duration of the driving signal to each light emitting device can be changed accordingly, thereby providing a display panel with accurate color and better display effect.

The utility model relates to a photovoltaic - display integration quantum dot backlight module of display technical field, including photovoltaic element layer, optical coupling layer, quantum dot film layer and conductive and optical modulation layer who laminated and bonded in proper order, photovoltaic element layer is silicon -based solar cell panel, optical coupling layer includes high light transmittance polymer base, and the upper surface of high light transmittance polymer base is distributed micron -sized prism array or diffusing reflection particle, and the lower surface of high light transmittance polymer base is plated with anti -reflective film, quantum dot film layer includes main part and the perovskite quantum dot of embedding main part, and conductive and optical modulation layer includes conductive layer and optical modulation layer. The utility model reduces the dependency on power supply, realizes two -way light energy utilization, reduces power consumption, and the display picture color is more bright and colorful, real, improves optical uniformity while isolating external interference, ensures long -term stable light emission under the complex environment outdoors, relieves thermal stress, prevents material corrosion and cracking, and the module stability is high.

The invention discloses an optical monomer and a preparation method thereof, optical resin and application, the chemical structural formula of the optical monomer is shown in the figure 1, the optical monomer has the excellent properties of high refractive index, high light transmittance, low yellowness index and the like, the preparation route is simple, the condition is mild, raw materials are easy to obtain, and industrial production is easy. The invention provides the optical resin containing the optical monomer, so that the optical resin with high refractive index, high light transmittance, low yellowness, excellent water resistance, good thermal stability and good mechanical property is obtained, the invention further provides a preparation method of the optical resin, and an optical lens, an optical element and an optical device containing the optical resin.

The utility model discloses a coloring device based on gong groove frame manufacturing, and relates to the technical field of gong groove frame manufacturing, the coloring device based on gong groove frame manufacturing comprises a spraying box with a one-way opening at the front end, the interior of the spraying box is fixedly connected with a longitudinally arranged guide rail mechanism, the interior of the guide rail mechanism is provided with a longitudinal groove, and the longitudinal groove is fixedly connected with the spraying box. Through cooperative work of the mechanical arms and the spraying module, automatic coloring is achieved, the servo motors B at the joints of the mechanical arms can accurately control movement of the mechanical arms, the spraying module can accurately spray all parts of a workpiece, it is guaranteed that coloring is uniform, the coloring quality is greatly improved, and meanwhile the production efficiency is improved. Compared with manual coloring, the automatic conveying and coloring process has the advantages that the coloring time of a single workpiece is greatly shortened, the production efficiency is improved, and the requirement of large-scale production is met.

This application discloses an intelligent identification method and system for mine geological hazards using UAV oblique photography, relating to the field of spatial perception technology. By integrating subsidence, displacement, and stress factors, it plans a differentiated three-dimensional spatial deployment of a UAV swarm to ensure comprehensive coverage of hazard areas. The shooting angle is determined based on the rock strata displacement direction to highlight subtle deformations. The impact of the deviation between the actual image and the ideal angle on edge sharpness is analyzed, and the shooting angle is corrected to improve identification accuracy from the source. Color saturation and illumination uniformity analysis of the images are performed to dynamically compensate for illumination interference, providing a high-quality image foundation for identifying subtle deformations. Detailed texture and brightness contrast features are extracted and compared with comprehensive monitoring conditions to ensure clear capture of subtle textures and avoid missed or misjudged cases. Groundwater level changes and surface subsidence rates are introduced as dynamic indicators to iteratively optimize the position and angle, enabling the monitoring scheme to adaptively evolve with disaster indicators, achieving long-term accuracy and comprehensiveness in monitoring.

This disclosure relates to a voltage value determination method, apparatus, electronic device, and storage medium. The method includes: determining a three-dimensional voltage value space corresponding to a preset voltage value range for RGB three color channels; determining whether the center point of the three-dimensional voltage value space satisfies a first preset condition; when the first preset condition is satisfied, outputting the coordinates of the center point of the three-dimensional voltage value space to a driving unit; when the first preset condition is not satisfied, re-determining the three-dimensional voltage value space, making the voltage value range of the RGB three color channels corresponding to the re-determined three-dimensional voltage value space smaller, and re-executing the steps of determining whether the center point of the three-dimensional voltage value space satisfies the first preset condition and subsequent steps. The voltage value determination method according to the embodiments of this disclosure can improve the accuracy of the voltage values ​​of the RGB three color channels. Therefore, when providing voltage to the display unit with the determined voltage values, the actual brightness and actual color of the display unit can be more accurate.