103results about How to "Brightness" patented technology

The present invention is directed to display devices with a brightness enhancement structure comprising display cells comprising partition walls, and brightness enhancement micro-structures. The present invention is also directed to processes for the manufacture of display devices. The processes enable fabricating a display device with the micro-structures aligned with the display cells of the display device.

A two-dimensional image projection device using array of micromirror array lenses and a random scanning technique is invented. Using the random scanning technique, the light efficiency is nearly doubled than that of the prior art. The invention makes a brighter and less power consuming display device possible. Because each micromirror array lens of array of micromirror array lenses can scan whole image plane, a fast self diagnosis and correction technique can be introduced in displaying device. The Self diagnosis and correction technique makes display device to maintain image quality even a few tens percent of micromirrors do not work properly. Owing to the scanning characteristics of micromirror array lens, the image projection device can express the same number of pixels image with less number of micromirrors than the prior art. This also enables small sized two-dimensional image projector, which can be incorporated in portable electronic equipments.

A polarized light-emitting waveguide for use in an edge-lit lighting arrangement /77) has polarization-selective outcoupling means including at least a volume hologram (87) for selectively diffracting waveguided light towards the exit surface of the waveguide with high contrast and efficiency. The light emitted by the waveguide is selectively emitted to one side thereof , highly polarized, highly collimated and may be homogeneously distributed across the exit surface. Also, light emission may be normal or near-normal to the exit surface. If combined with light recycling means (89) the contrast, brightness and/or efficiency of the edge-lit illumination arrangement may be further increased.

The invention relates to a method for manufacturing a dual-layer sandwich metal base PCB (printed circuit board) with high thermal conductivity. According to the method, a copper base or aluminum base is used for replacing the FR4 insulation material base or ceramic base in the prior art. According to the invention, the high terminal conductively of metal is utilized, so that heat threats to most electronic power devices and an LED (light emitting diode) on the PCB can be greatly reduced or eliminated, thus the lowest running temperature, greatest luminosity and longest service life of the LED can be ensured, therefore, the PCB is an ideal carrier board for the electronic power devices and an LED array.

A color sequential control method adapted to a field sequential color display is provided. The field sequential color display includes a display panel and a backlight module. The backlight module provides a backlight source to the display panel, wherein the backlight source includes a red backlight, a green backlight and a blue backlight. The color sequential control method includes following steps. First, a frame period of the display panel is sequentially divided into a first, a second and a third sub-frame periods. Next, a cyan backlight and the red backlight are provided in sequence during a first backlight period of the first sub-frame period. Then, a magenta backlight and the green backlight are provided in sequence during a second backlight period of the second sub-frame period. Finally, a yellow backlight and the blue backlight are provided in sequence during a third backlight period of the third sub-frame period.

The invention relates to an imaging apparatus that makes effective use of an image restoration processing method, thereby working favorably for size reductions while making sure zoom ratios and brightness, and ensuring good images. The imaging apparatus includes a zoom lens 1 comprising a plurality of lens groups G1 to G4 and adapted to implement zooming from a wide-angle end to a telephoto end with a change in a space between the plurality of lens groups, an imaging device 2 adapted to take an image formed through the zoom lens 1, and an image restoration processor 11 adapted to implement signal processing by which image restoration is implemented on the basis of a signal for the image taken by the imaging device 2 to generate an image signal for a restored image. The signal processing for implementing image restoration at the image restoration processor 15 involves processing for electrically implementing image restoration using a restoration filter on the basis of a point spread function regarding the imaging capability of the zoom lens 1. The zoom lens and the imaging device have a relation that satisfies condition (1) for balancing the power of restoration at the image restoration processor 11 against the total length of the zoom lens 1.

Transflective liquid crystal display devices and fabrication methods thereof. A single cell gap transflective liquid crystal display device includes a first substrate with a reflective region and a transmissive region. A second substrate opposes the first substrate. A liquid crystal layer is disposed between the first and second substrates. A reflective structure is disposed on the first substrate, thereby forming a recess at the transmissive region. A first alignment layer is conformably formed on the first substrate covering the reflective structure, thereby forming a second recess at the reflective region. The second recess is filled with a second alignment, wherein the first and second alignment layers provide different orientations and pre-tilt angles for the liquid crystal layer.

The present invention pertains to a solvent based coating composition comprising

• A) at least one toner base comprising an acrylic polyol, a cellulose resin, a polyester polyol, and a pigment,
• B) at least one connector base comprising at least one resin compatible with the resins mentioned in toner base A), and
• C) at least one reducer base free of resins and pigments.

It has been found that the coating composition of the present invention does not have drawbacks such as insufficient hiding, a high sensitivity for cloudiness, and a loss of brightness or color. Such drawbacks are often found in base coat compositions. Furthermore, the coating composition of the present invention provides a very flexible application window. Due to a selection of resins, additives, and/or fillers to be used in the connector base (B), the use and properties of the coating composition of the present invention can be modified. For example, an interior coating may be prepared from the coating composition of the present invention with excellent properties such as gloss level and scratch resistance.

[Problem] Fluctuations or irregular increases/decreases in the discharged amount of a coating liquid may occur due to large variations in the discharged amount of coating liquid in the coating liquid container tube, or to failure of the curing oil to be uniformly pushed out in the course of using the applicator. [Solution] Provided are a coating liquid container tube and an applicator, the coating liquid container tube being furnished at the distal end with an applicator part, and filled in the interior thereof with a coating liquid for supply to the applicator part; being furnished also with a curing oil to the back of the coating liquid which fills the coating liquid container tube interior; and being further furnished to the back thereof with a pushing means for pushing the curing oil through the agency of a pushing member. The surface of the pushing means on the side facing the curing oil is formed as a convex surface.

The present invention relates to an optical film having matt property and a matted film having a high transmittance which can be used for producing polarizing plates or liquid crystal display device excellent in display brightness and display quality by using the aforesaid films adjusted in a specific surface roughness or by using a specific two kinds of fine particles in a hard coat layer of the films. The present invention relates also to a polarizing plate of a high transmittance having an optical compensative capacity and matt property. A liquid crystal display device and a color liquid crystal display device using the aforesaid polarizing plate possessing an excellent viewing angle characteristics and is improved in Newton ring caused by contact with a light-tuning film and in non-uniformity in brightness due to the light-tuning film.

The present invention discloses a distinguishing and identification method of a natural earthquake and manual explosion, belonging to the field of earthquake source class identification. The method comprises the steps of: selecting earthquake source data, and converting longitudes and latitudes of a monitoring point as flat panel display; extracting earthquake source data of each monitoring station in the same earthquake event at the same moment, employing an interpolation algorithm to convert the earthquake source data to corresponding color pixel values and displaying the corresponding colorpixel values to corresponding flat panel coordinates on the flat panel, and obtaining a whole MIP space-time sequence image; and continuously extracting earthquake source data of each monitoring station in the same earthquake event at the next moment, generating a corresponding MIP space-time sequence image until the event is finished, and obtaining MIP space-time image series formed by the obtained MIP space-time sequence images; according to the MIP space-time image series, extracting the change features and the average brightness of colors in the MIP space-time sequence images; and performing distinguishing and identification of the natural earthquake and the manual explosion according to the change features and the average brightness. The distinguishing and identification method of the natural earthquake and the manual explosion can perform distinguishing and identification of the natural earthquake and the manual explosion.

A simple active device array substrate and an easy repairing method thereof are provided. The pattern layer of the drain electrode has an extended portion extending to the region between an adjacent pixel electrode and the substrate. Once the pixel is found to be a white defect, a laser beam is used to irradiate the overlapped region of the extended portion of the pattern layer of the drain electrode and the adjacent pixel electrode. Then, the current pixel will have the same brightness and color with the adjacent pixel, such that the repairing purpose is achieved.

A safety control apparatus for digital projector heat dissipation is used in the field of electron device technique. In this invention, the input end of charge control circuit is connected with direct current source end of projector and its output end is connected with rechargeable battery; the output end of voltage sensor is connected with input end of voltage detecting circuit; the output end of temperature sensor is connected with input end of temperature detecting circuit; the output signals of voltage and temperature detecting circuit are separately connected with the input ends of control circuit; the four output ends of control circuit are separately connected with rechargeable control circuit, electrical source protection control circuit, timing circuit and buzzer, wherein, the output end of timing circuit as another control signal for the control circuit is connected with another input end of control circuit.

A white film for a reflecting structure for surface light sources, which contains voids inside it and has a light stabilizer-containing coating film formed on at least one surface of it, is aged little with time and its brightness lowers little even when used for a long time. The white film ensures good image quality of display screens for a long time, and it is favorable to reflecting sheets and reflectors in edge light-type and direct back light-type surface light sources for liquid crystal display screens.

Transflective liquid crystal displays and fabrication methods thereof. A single gap transflective liquid crystal display includes a first substrate with a reflective region and a transmissive region. A second substrate opposes the first substrate with a gap therebetween. A liquid crystal layer is disposed between the first and second substrates. A color filter is disposed on the first substrate, wherein the color filter is thicker in the transmissive region than in the reflective region, wherein a recess is formed at the reflective region. A first alignment layer is conformably formed on the color filter, forming a second recess in the reflective region. The second recess is filled with a second alignment, wherein the first and second alignment layers provide different orientations and pre-tilt angles for the liquid crystal layer.

The invention relates to the field of zinc alloy zippers, in particular to a chrome plated zinc alloy zipper which has good wear resistant performance, high hardness, strong corrosion resistant performance, long service life and bright and attractive appearance. The chrome plated zinc alloy zipper comprises two zipper belts and two lines of zipper teeth; the two lines of chain teeth are respectively inlaid on the two zipper belts by tramsplacing and meshing; a conductive wire is wrapped on opposite ends of each zipper belt. which are provided with the zipper teeth; more than one copper layers are electroplated on all the zipper teeth; more than one nickel layer is electroplated outside the copper layers on all the zipper teeth; and more than one chrome containing layer is electroplated outside the nickel layers on all the zipper teeth.

A display device (4) for a telescope system is disposed between a first image plane (10) and a second image plane (20) of the telescope system. The display device includes a signal emitter (41), a converging lens group (42) positioned adjacent to the signal emitter, and a dioptric imaging lens group (43) positioned adjacent to the converging lens group. The optical signal emitted by the signal emitter is first transmitted through the converging lens group, then incident onto the dioptric imaging lens group, and finally imaged onto the second image after reflection of the dioptric imaging lens group. Therefore, both the image size and brightness of the displayed signal viewed by the observer can maintain unchanged in spite of the magnification variation of the telescope system.