50results about How to "Even color mixing" patented technology

Various embodiments include a multi-color micro-LED array light source that enables well-overlapped light beams of different colors. The multi-color micro-LED array light source includes a thermally conductive substrate and multiple arrays of different color micro-LEDs integrated on the thermally conductive substrate. The micro-LEDs within each array are electrically connected so that they can all be driven in unison. The multi-color array light source also includes a controller that is electrically coupled to and that drives the arrays of micro-LEDs. The controller drives the micro-LEDs in a manner that produces an output light distribution with a spatial wavelength and angular distribution that is suitable for use as a light source.

The invention provides a pixel structure of an embedded touch display panel. The pixel structure comprises a substrate on which a plurality of subpixel regions are defined and a plurality of subpixels, wherein the subpixels are respectively arranged in the subpixel regions; the transmitting area of at least one subpixel is different from the transmitting areas of the other subpixels in size; each subpixel comprises a liquid crystal capacitor with liquid crystal capacitance Clc, a storage capacitor with storage capacitance Cst and a thin film transistor with capacitance Cgd between a grid electrode and a drain electrode and capacitance Cpg between a grid electrode and a pixel electrode; each subpixel has capacitance ratio which is defined as (Cpg+Cgd)/(Cst+Clc+Cgd+Cpg) respectively; and the capacitance ratios of all the subpixels are the same in general.

The invention provides a thin-film transistor array substrate. The thin-film transistor array substrate comprises a plurality of scanning lines, a plurality of data lines, a plurality of TFTs and a plurality of pixel electrodes, which are arranged on a substrate, wherein each pixel electrode is connected with the corresponding scanning line and data line through the corresponding TFT; the thin-film transistor array substrate has a double-scanning line pixel array structure; the plurality of data lines divide each scanning line in the plurality of scanning lines into a plurality of first scanning segments and a plurality of second scanning segments; the plurality of first scanning segments are connected with the TFTs; the plurality of second scanning segments are not connected with the TFTs; the first scanning segments and the second scanning segments are located between two adjacent data lines; the first scanning segments and the second scanning segments on each scanning line are alternately distributed along the length direction of the scanning lines; and the line widths of the second scanning segments are smaller than those of the first scanning segments. According to the thin-film transistor array substrate, the area of a pixel electrode can be relatively improved by reducing the line widths of the second scanning segments; and the aperture ratio of the pixel is improved. The invention further provides a display panel and a display device with the thin-film transistor array substrate.

The invention provides a lens, a lens array and a lighting device. The lens comprises a first surface and a second surface. The first surface comprises a light incident plane and a full reflecting surface, wherein light enters the lens through the light incident plane, and part of light entering the lens is fully reflected by the full reflecting surface. The second surface comprises a light outlet plane. The light incident plane comprises a plurality of three-dimensional surfaces corresponding to different light sources, part of light coming from one light source enters the lens from the three-dimensional surface corresponding to the light source, and another part of light enters the lens from the three-dimensional surface which does not correspond to the light source. The lens is compact in structure, and colors can be mixed evenly.

The invention discloses a light mixing lens module, which comprises a lens module, a mounting base plate, a heat radiating assembly and a plurality of LED (light emitting diode) lamps, wherein the LED lamps are respectively arranged on the mounting base plate, the mounting base plate is fixedly arranged on the heat radiating assembly, each LED lamp comprises first-color LEDs, second-color LEDs and third-color LEDs, each first-color LED, each second-color LED and each third-color LED are formed into a group, the lens module is provided with a plurality of lens surfaces, each lens surface respectively corresponds to each LED lamp, and each lens surface comprises a plurality of light transmission surfaces which are distributed in an array way. The light-mixing lens module has the advantages that the light mixing effect is good, and the structure is simple.

The embodiment of invention provides a pixel arrangement structure and a display device, relating to the technical field of display. Uniform color mixing can be realized so that the display quality can be improved. The pixel arrangement structure comprises a plurality of 6-order matrix units arranged in an array, wherein each 6-order matrix unit comprises 2*2 3-order matrix subunits, and each 3-order matrix subunit comprises 3*3 sub-pixel units, wherein a first sub-pixel unit, a second sub-pixel unit and a third sub-pixel unit are arranged in each row and each column in each 3-order matrix subunit. The pixel arrangement structure is used for manufacturing the display device.

The present invention relates to a light emitting diode (LED) module (10) comprising a substrate (12) having plural indents (14) and flattish portions (20) in between the indents, and LEDs (16) mounted in the indents. The LED module is characterized by at least one of sensors (22) and additional LEDs (32) provided at the flattish portions. This allows increased sensor detection accuracy and/or color compensation. The present invention also relates to a method for the manufacturing of such an LED module.

The invention discloses a rapid forming full-color 3D printer device and a printing method thereof. The device comprises a feeding system, a molten pool system, a sprayer system, a heating system anda control system. The feeding system is connected with the input end of the molten pool system. The output end of the molten pool system is connected with the sprayer system. The heating system is connected with the molten pool system. The control system is connected with the feeding system, the molten pool system, the sprayer system and the heating system. According to the method, various colorsneeded for model printing are calculated, a feeding motor of the feeding system is then controlled, the number of wires different in color is accurately controlled, meanwhile, the temperature of molten pools is controlled, and any color of raw materials can be formed through mixing of red, green, blue, yellow and cyan; and the raw materials are gradually conveyed to a printing sprayer through themolten pool system, and then a full-color model is printed. By means of the rapid forming full-color 3D printer device and the printing method thereof, full-color printing can be achieved, the beneficial effects that color mixing is uniform, feeding is uniform and smooth, sprayer blockage is avoided, the speed is high, the intelligent degree is high, the structure is simple, and cost is low are achieved; and popularization and usage are easy.

The invention discloses a combined color blending machine which comprises a blending and opening machine unit, a conveying fan unit, a pneumatic control hopper unit, an opening machine unit and a blending device, wherein a primary fan is arranged at the output end of each blending and opening machine, each primary fan is equipped with a fiber conveying pipe, and each fiber conveying pipe is connected with an input port at the upper part of each pneumatic control hopper; each pneumatic control hopper is provided with a secondary fan, and a pair of output rollers are arranged at an output port at the lower part of each pneumatic control hopper; the primary fans are controlled by micro-differential pressure sensors arranged in the fiber conveying pipes, the generated wind pressure can keep the total fiber conveying quantity of the fiber conveying pipes unchanged in unit time, the secondary fans are controlled by the micro-differential pressure sensors arranged in the pneumatic control hoppers, and the generated wind pressure can enable fiber entering into the pneumatic control hoppers to pass through the output rollers to form a fiber layer with stable unit weight, and the fiber layer is supplied to an opening machine for processing. The combined color blending machine has the characteristics of uniform color blending, continuous production, high production efficiency and the like.

The embodiment of the invention discloses a self-adaptive adjustment three-channel colored lamp LED constant-current driving circuit and method. The circuit comprises a decoder, a two-phase non-overlapping circuit and an LED constant-current driving circuit; the decoder is used for judging the number of lightened channels according to a first input signal and generating a first switch control signal and a second switch control signal; the two-phase non-overlapping circuit is used for modulating the first switch control signal into a first two-phase non-overlapping signal and a second two-phase non-overlapping signal, and modulating the second switch control signal into a third two-phase non-overlapping signal and a fourth two-phase non-overlapping signal; and the LED constant current driving circuit is used for controlling the on/off of the LED according to the second input signal, and outputting current according to the first two-phase non-overlapping signal, the second two-phase non-overlapping signal, the third two-phase non-overlapping signal and the fourth two-phase non-overlapping signal to control the brightness of the LED.

The invention provides a light-emitting diode (LED) for a display screen and a production method and relates to a plug-in LED for the display screen and a packaging method of the plug-in LED. Welding areas (15, 16, 17, 18 and 19) and die bonding area (20) are arranged at the tops of outer pins (10, 11, 12 and 13). Three groups of die bonding glue (9) are connected onto the die bonding area (20). An LED chip (2) is connected onto each group of die bonding glue (9). The LED chips (2) are connected with the welding areas (15, 16, 17, 18 and 19) through conducting wires (4) and then are sealed by using epoxy resin caps (14). The three LED chips (2) are equidistantly arranged in a line. Three curved-surface body optical structures (8) corresponding to the three LED chips (2) are arranged at the tops of the epoxy resin caps (14). The products which are produced by adopting the production method provided by the invention have the advantages of high brightness, large light output angle and good pixel resolution, and can be widely used in the fields of display screens, advertisement screens and the like.

The invention relates to a bonding pad structure for encapsulating a full color lamp bead of a COB panel. The bonding pad structure for encapsulating the full color lamp bead of the COB panel comprises a lamp cup, a first bonding pad, a second bonding pad, a third bonding pad, a fourth bonding pad, a first wafer, a second wafer and a third wafer, wherein the lamp cup is round; the first bonding pad, the second bonding pad, the third bonding pad and the fourth bonding pad are all arranged in the lamp cup; the first bonding pad is T-shaped and is formed by a cross arm and a vertical arm; the cross arm and the vertical arm are arranged on one diameter of the lamp cup; the second bonding pad is arranged at one side of the vertical arm; the third bonding pad is arranged on the other side of the vertical arm relative to the second bonding pad; and the fourth bonding pad is arranged at one side of the cross arm, which is far away from the vertical arm. According to the bonding pad structure, the encapsulation of the full color lamp bead of the COB panel is more stable, the color mixture is uniform and the emitting angle is larger.

The invention relates to a decorative lamp with pattern changeable. The decorative lamp with pattern changeable includes a lamp holder capable of swinging and an outer shell, wherein the tail of the outer shell is in sealing connection with the lamp holder. A base plate is arranged within the lamp holder, and a LED light source group is arranged on the lamp holder. An annular thermochromism unit a and an annular thermochromism unit b are arranged on the inner wall of the outer shell from bottom to top, wherein the annular thermochromism unit a and the annular thermochromism unit b are intersected at equal interval. The annular thermochromism unit a is filled with granular thermochromic materials a, and the annular thermochromism unit b is filled with granular thermochromic materials b. The LED light source group includes at least two groups of LED units which are arranged in a layered mode from bottom to top; the outer shell is provided with a plurality of patterns; when the temperature of the base plate changes, after passing through the thermochromism unit a and the thermochromism unit b, the light emitted by the LED light source group passes through a color mixing region and then the outer shell, so that the surface of the outer shell shows a pattern with corresponding color. According to the decorative lamp with pattern changeable, the color mixing effect of the light is good, the color and intensity of the light in the color mixing region can change continuously, the appearance pattern of the lamp is changeable and the color change effect of the lamp are enhanced.

The invention provides a pixel array, including a plurality of pixel units, wherein each pixel unit comprises five sub-pixels which are mutually different in color, the color of any sub-pixel in the pixel array is different from the colors of the adjacent sub-pixels. As the color of one sub-pixel is different with the colors of the adjacent sub-pixels, more uniform color mixture can be achieved when the pixel array provided by the invention is used for displaying. The invention also provides a display panel and a display device.

The invention discloses an LED light mixing system. The LED light mixing system includes a plurality of LEDs arranged in a certain pattern or shape and a PCB board for mounting the LEDs; a light mixing module is arranged in the light output direction of the LED; the shape of the cross section of the light mixing module matches the shape formed by the LED arrangement; the light mixing module is provided with a gap through which the light emitted by the LEDs passes; and at least part of the light emitted by the LEDs is mixed and reflected by the light mixing module and then emitted. According tothe technical scheme, the light mixing module is arranged in the light emitting direction of the LEDs, so that at least part of the light emitted by the LEDs is light-mixed and color-mixed by the light mixing module and then emitted, so as to achieve the beneficial effect of uniform color mixing and light mixing; and compared with the traditional light mixing technology, the LED light mixing system has the beneficial effects of uniform color mixing, simple, effective and cost saving.

The invention provides a preparation method of metronidazole tablets. The metronidazole tablets comprise effective treatment doses of metronidazole, dextrin, corn starch, carboxypropyl methylcellulose, croscarmellose sodium, cane sugar, carboxymethyl starch sodium, microcrystalline cellulose, lauryl sodium sulfate and magnesium stearate. Through process optimization, the surfaces of the prepared tablets are free of spots, and the surface uniformity is good. The preparation method is good in process repeatability, the appearances of the prepared tablets are smooth and attractive, and the preparation method is simple to operate and suitable for industrial production, and the quality is controllable.