11results about How to "Guaranteed brightness" patented technology

The utility model discloses a kind of heat and sound insulation broken bridge aluminium windows, including window frame body, two layers of protective glass are installed in the window frame body inside, fixed plate is installed in the both sides of window frame body, the outer side of window frame body is equipped with multiple longitudinal distribution's sunshading board, lifting plate is installed in the inside of fixed plate, adjusting frame is installed on the fixed plate.The beneficial effects of the utility model are that by installing sunshading board outside protective glass, sunlight can be shielded, and heat insulation can be carried out, sunlight can pass through the gap between sunshading board and irradiate to indoor according to the principle of diffuse reflection, provide light for indoor under the condition of avoiding direct sunlight, according to the different angle of sunlight irradiation to window in different seasons, the position of lifting plate is adjusted and the angle of sunshading board is changed by adjusting frame, effective heat insulation can be carried out and indoor brightness is guaranteed, and use is more convenient.

The application discloses a flexible array ultrasonic full free contour inversion method without prior position, and belongs to the technical field of ultrasonic nondestructive testing. In view of the problem that the existing method depends on external equipment or prior geometric constraint and has poor universality, the application only utilizes the equal-interval transverse arrangement characteristics of an array, parameterizes the array contour with a Bezier curve full free parameter, and all the longitudinal coordinates of control points are to-be-optimized variables; a double-objective function containing an imaging envelope energy, a curvature penalty term and a circular phase variance is constructed, a multi-objective optimization algorithm is adopted to obtain a Pareto optimal solution set, and the optimal solution is selected after normalization to determine the spatial position of each array element. The application realizes full free inversion, does not need prior values of array element positions, improves contour reconstruction precision and image quality, and is suitable for health monitoring and nondestructive testing of complex curved surface structures.

The application discloses a skin oil detection method, device and system, and relates to the technical field of skin oil detection. The method comprises the following steps: acquiring an electrical resistance value collected when a bioelectric resistance probe is pressed against the skin; controlling a camera component to collect a skin image and obtain a skin original image; performing hair segmentation on the skin original image to obtain a skin segmentation image and a corresponding hair area, calculating a hair area-to-skin original image area ratio to obtain a hair proportion value; obtaining a reflection image of liquid area mirror reflection based on the skin segmentation image, calculating a reflection image area-to-skin segmentation image area ratio to obtain a mirror reflection area proportion value; and obtaining a skin oil value based on the electrical resistance value, the hair proportion value and the mirror reflection area proportion value. The application has the advantages of fast skin oil detection speed, low cost and accurate detection result.

The application discloses a single-particle luminescent material for single molecule detection, a preparation method and application thereof, and comprises the following steps: S1, styrene purification; S2, preparation of a Nile red fluorescent precursor oil phase; S3, dissolving sodium dodecyl sulfate and sodium bicarbonate in deionized water to obtain a constrained emulsion system; S4, mixing the Nile red fluorescent precursor oil phase with the constrained emulsion system to obtain a pre-emulsion; and S5, performing a free radical polymerization reaction to obtain the single-particle luminescent material. The application utilizes the strong affinity between Nile red and styrene monomers, realizes uniform mixing of the dye before polymerization, and avoids uneven distribution and leakage risks caused by later labeling. In the single-particle luminescent material, the polystyrene matrix provides a closed hydrophobic environment for the dye molecules, effectively shields the quenching of the excited state by water molecules and dissolved oxygen, and significantly improves the light stability and anti-flickering ability of the material in single molecule detection.

The LED lamp string comprises a plug, a power module, a tail plug and a plurality of LED supports which are connected in series, the plug is connected with the input end of the power module, and the output end of the power module is connected with an anode connecting line, a cathode connecting line and a lamp bead connecting line to form a three-wire side-by-side structure. The LED support is provided with four bonding pads, the LED chip is connected between the upper bonding pad and the lower bonding pad and connected with an external power source through the lamp bead connecting line, and the left side and the right side of the LED chip are connected with the positive electrode connecting line and the negative electrode connecting line respectively. The positive and negative pole input ends of the tail plug are connected with the positive pole connecting line, the lamp bead connecting line and the negative pole connecting line correspondingly, and continuous series connection of the multiple LED lamp strings is achieved. Compared with a traditional low-voltage parallel lamp string, the high-voltage direct-current power supply mode has the advantages of being low in cost, high in efficiency, long in series connection length, convenient and fast to install and the like, and is suitable for large-scale decorative lighting scenes.

The utility model discloses a compact car light optical module, including radiator, the inner chamber of radiator is arranged with low beam circuit board and high beam circuit board in steps, and the surface of radiator is provided with screw installation respectively and is provided with reflector and spotlight, and the inner chamber of reflector and spotlight is provided with multiple reflection bowl and spotlight bowl respectively, and the port of radiator is provided with lens assembly, and the inner chamber of lens assembly is provided with heat insulation sheet, and the utility model relates to car lamp technical field. The compact car light optical module is arranged with low beam circuit board and high beam circuit board in steps, reduces the low beam rear intercept of module design, reduces the longitudinal total length of module, and is provided with multiple reflection bowl, is favorable for adjusting the distribution optimization of low beam light type, and is provided with multiple spotlight bowl, and the high beam is changed to the incidence from below while optimizing the distribution of high beam, and the light type is entered into the lens through deflection, and the length of module is shortened while not changing the rear intercept length of module high beam, and the brightness of high beam is ensured.

The disclosure provides a compensation method and device of image data, a terminal and a storage medium. The method comprises: determining a color mixing compensation coefficient and a base color compensation coefficient corresponding to a preset gray scale according to first image data of a first type of image and / or second image data of a second type of image; wherein the pixel display ratio of the first type of image is greater than the pixel display ratio of the second type of image; the first image data and the second image data both comprise image data corresponding to a plurality of first gray scales, and the plurality of first gray scales comprise the preset gray scale; determining an initial compensation coefficient according to a second gray scale in input data of a to-be-displayed image and the color mixing compensation coefficient; correcting the initial compensation coefficient according to the pixel display ratio of the input data to obtain a target compensation coefficient; and compensating the input data according to the target compensation coefficient and the base color compensation coefficient to obtain output data. The technical scheme of the embodiment of the disclosure can improve the visual experience of the display panel.

This invention provides a light strip and an air conditioner unit incorporating it, relating to the field of air conditioner technology, and is designed to solve the problem of concentrated brightness in the nighttime indicator lights of existing air conditioner units. The light strip includes a light source and a light guide. The light guide is configured to receive light emitted from the light source and conduct it to the outside of the air conditioner unit. The light guide has an inner surface, an outer surface, and a light-emitting surface connecting the inner and outer surfaces. Along a direction perpendicular to the light-emitting direction of the light guide, an edge light guide, a central light guide, and an edge light guide are sequentially arranged on the inner and / or outer surfaces. The central light guide is planar, and the edge light guides have several concave dots. The light source is configured to emit light towards the central light guide. The air conditioner unit includes the aforementioned light strip. This invention enables the point light source to diffuse evenly, effectively solving the problem of concentrated brightness in the nighttime indicator lights of air conditioner units.

The invention provides unsalted butter, an egg tart and a preparation method of the unsalted butter. Anhydrous cream; raw milk; an emulsifier; a thickening agent; the mass content of the light cream in the light cream is greater than that of the anhydrous cream; the mass content of the raw milk in the unsalted butter is greater than that of the anhydrous butter. The whipping cream prepared by matching the components is not easy to generate the problems of fat floating, bleeding and caking, is good in shelf life stability, can ensure the brightness of the surface of an egg tart and smooth and pore-free sections in the egg tart preparation process, improves the universality of the whipping cream in egg tart liquid, and can adapt to various egg tart liquid formulas and baking conditions.

The utility model discloses a high heat dissipation Micro LED backplane and a display panel, relates to the display device field, the Micro LED backplane comprises a substrate, one surface of the substrate is provided with a drive circuit layer, the drive circuit layer is provided with a pad, an LED chip is welded on the pad, the surface of the drive circuit layer is covered with an insulation layer, the surface of the insulation layer is provided with an insulation sealing layer wrapping the pad, and the insulation sealing layer is provided with a plurality of LED chips. A first heat dissipation layer is arranged between the insulating layer and the insulating sealing layer, and the first heat dissipation layer avoids the welding part of the bonding pad and the driving circuit layer; according to the utility model, the first heat dissipation layer can effectively transfer heat dissipated when the LED chip works, and has a remarkable protection effect on the lower driving circuit layer, so that the conductive performance of the driving circuit layer is ensured, the brightness of the LED chip can be maintained, the light emitting effect of the LED chip is ensured, the heat dissipation effect of the Micro LED is effectively improved, and the service life of the Micro LED is prolonged. The environment tolerance of the display panel is improved, the performance of the Micro LED panel is improved, and the service life of the Micro LED panel is prolonged.

The utility model discloses automobile rear license plate lamp, including the light mechanism, the light mechanism includes the base, the top fixed mounting of base has the upper shell, the right side fixed mounting of base top has the circuit board, the left side of base is provided with the trunk switch, the left side of trunk switch is provided with waterproof paste, the left side of trunk switch is connected with the wire harness assembly through the wire harness, the top welding of circuit board has led lamp. The utility model discloses through setting up led lamp, makes led lamp to replace present bulb and illuminates, guarantees the service life and the brightness, has solved the problem that the present rear license plate lamp is through the bulb and realizes the illumination, and the service life is short, and the brightness is low, has reached the effect of long life and high brightness.