60results about How to "Thin display device" patented technology

An illumination device (L) includes a plurality of light source units (20) each having a light guide plate (1) and a plurality of light sources (21). The light guide plate (1) has an illumination region (4) through which incident beams of light from the light sources (21) are emitted outward and a light guide region (3) through which the incident beams of light from the light sources (21) are guided toward the illumination region (4), with the light guide region (3) and the illumination region (4) laid side-by-side. The illumination region (4) is divided into a plurality of light-emitting sections (9) by slit sections (8), provided in such a way as to extend along directions of optical axes of the light sources (21), which restrict transmission of light. At least one of the light sources (21) is provided to each of the light-emitting sections (9) in such a way as to be placed side-by-side along the light guide region (3). The light source units (20) are provided in such a way as to be placed side-by-side along at least along a first direction along which the light-emitting sections (9) are arranged in the illumination region (4). There is also provided a slit section (8) in at least part of a space between light-emitting sections (9) between light source units (20) adjacent to each other along the first direction. This makes it possible to provide an illumination device (L) capable of retaining its strength as a combination of light guide blocks while reducing leakage of light into an adjacent area and capable of emitting uniform light.

A liquid crystal display device includes: an active matrix substrate including a glass substrate; a counter substrate which is arranged to face the active matrix substrate and includes a glass substrate which is thinner than the glass substrate of the active matrix substrate; and a display medium layer which is provided between the active matrix substrate and the counter substrate. The rate at which the glass substrate of the active matrix substrate is etched by an etching solution is lower than the rate at which the glass substrate of the counter substrate is etched by the etching solution.

There is provided a cooling apparatus for a flat display device. The cooling apparatus includes a flat display module, a front cover for protecting a front portion of the flat display module, a back cover for protecting a rear portion of the flat display module, an air inlet formed on a portion of the back cover to allow external air to be introduced into the back cover, an air outlet formed on another portion of the back cover and extending along a longitudinal length of the flat panel display module; a fan disposed inside the back cover and aligned with the air outlet formed on the back cover, and an air outlet channel formed in the back cover and aligned with the air outlet formed on the back cover, the air outlet having an effective exhaust area having a longitudinal length extending in a longitudinal direction of the flat display module.

A light-emitting module that allows a display panel to be made thinner is presented. The light-emitting module includes a point-light source and an optical cap. The point-light source is disposed on a substrate. The optical cap surrounds a side portion and an upper portion of the point-light source and has a first embossing pattern formed thereon. Light is emitted from the point-light source and passes through the optical cap to be diffused, for example by the first embossing pattern. Thus, extra components such as a diffusing plate, a diffusing sheet, etc., may be omitted from the display device, and the display device may be slimmer.

A direct type backlight unit having liftable frame structure comprises a housing, an upper frame and a plurality of lamps, wherein the plurality of lamps disposed on a cavity defined by the housing and at least one has a foggy region; the upper frame is configured to accommodate a plurality of optical films and a liquid crystal panel and has two clip members for engaging with two connection hole of the housing such that the upper frame can be easily fixed on the housing. A plurality of lamp connection units are disposed within the cavity and each comprises a conductive clamp member for clamping the conductive electrode of the lamp, thereby facilitating the replacement of the lamps.

An illumination device (30) includes a plurality of light source units (BLU) each having a light guide plate (1) and a plurality of light sources (21). The light guide plate (1) has an illumination region (4) through which incident beams of light from the light sources (21) are emitted outward and a light guide region (3) through which the incident beams of light from the light sources (21) are guided toward the illumination region (4), with the light guide region (3) and the illumination region (4) laid side-by-side. The illumination region (4) is divided into a plurality of light-emitting sections by slit sections (8), provided in such a way as to extend along directions of optical axes of the light sources (21), which restrict transmission of light. At least one of the light sources (21) is provided to each of the light-emitting sections in such a way as to be placed side-by-side along the light guide region (3). Light source units (20) adjacent to each other along the directions of the optical axes of the light sources (21) are disposed so that the illumination region (4) of one of the light source units (BLU) covers at least a part of the light guide region (3) of the other light source unit (BLU). This makes it possible to retain the strength of the illumination device as a combination of light guide blocks while reducing leakage of light into an adjacent area.

A cooling apparatus for a flat display device includes a flat display module, a front cover for protecting a front portion of the flat display module, a back cover for protecting a rear portion of the flat display module; an air inlet formed on a portion of the back cover to allow external air to be introduced into the back cover, an air outlet formed on another portion of the back cover to allow the air introduced into the back cover to be exhausted therethrough, a cross-flow fan disposed inside the back cover and aligned with the air outlet formed on the back cover, and an air outlet channel formed in the back cover and aligned with the air outlet formed on the back cover. A ratio of an inner diameter of the cross-flow fan to an outer diameter of the cross-flow fan is 0.69±0.03.

The present invention provides a backlight device that can ensure the margin for design of the placement of a circuit board by simplifying the configuration of a lighting circuit of a lamp and reducing the size of the circuit board on which circuit components are mounted, and a display device using the backlight device. The backlight device includes a lamp (20) and a lighting circuit (21) that generates a lighting drive voltage to light and drive the lamp (20). The lighting circuit (21) includes the following: a direct-current power supply circuit (33) that generates a direct-current voltage from an input voltage; an inverter drive circuit (43) that converts the direct-current voltage output from the direct-current power supply circuit (33) into a high frequency voltage; and a booster portion (T2) that boosts the high frequency voltage output from the inverter drive circuit (43) to a lighting drive voltage of the lamp (20). The direct-current power supply circuit (33) and the inverter drive circuit (43) are disposed on different circuit boards.

A touch display device capable of reducing the width of a bezel area and achieving a slim device while arranging touch type button keys in the bezel area. The touch display device may be an in-cell touch display device that include at least one touch electrode located on a cover glass, corresponding to one or more touch key areas separated at intervals in a bezel area, extended to a display area and overlapping with a common electrode neighboring the touch key area from among the plurality of common electrodes. Accordingly, when a touch key area is touched, the voltage of a common electrode overlapping the touch electrode changes to sense whether the touch key area is touched, and thus there may not be a need to provide an additional touch panel and an additional touch driving circuit to the bezel area.

A display device includes a backlight assembly including an optical member comprising: a base film; a plurality of linear shaped prisms disposed on the base film and extending in one direction; and a scatter layer underlying the base film and attached to the base film and comprising a coat of beads which is spread under the base film, the scatter layer having a haze value of about 10% to about 30%.

A thin display device includes a display unit and an exterior case. The exterior case accommodates the display unit therein. When accommodated in a packing case, the exterior case 8 is held by shock-absorbing members at upper and lower corner regions. A back cabinet of the exterior case is mounted on the display unit so as to cover a back side of the display unit. The display unit includes bead portions for reinforcement on peripheries of the upper and lower corner regions held by the shock-absorbing members. The display unit also includes a plurality of screw-fitting portions on the bead portions. The back cabinet is threadedly mounted on the screw-fitting portions. It is possible to prevent the thin display device from being damaged by a mechanical impact during transportation.

A display device includes a display panel, and a light source configured to emit light onto the display panel. The display panel includes a bottom chassis including a binding portion. The display panel and the light source are disposed in the bottom chassis. The binding portion is configured to control a position of the display panel in the bottom chassis. The display device includes a mold frame configured to control a position of the bottom chassis disposed on the mold frame. The mold frame includes a binding groove aligned with the binding portion of the bottom chassis.

The present invention provides a direct type backlight and a display device provided with the direct type backlight. The direct type backlight includes: a backplate; a printed circuit board fixed on the backplate; a number of LED lamp units fixed on the printed circuit board; side frames fixed on inner side walls of the backplate; reflection sheets covering inner wall of cavity formed by the printed circuit board and the side frames, said reflection sheets have lamp holes matching the LED lamp units; outer frames fixed on upper sides of the backplate and the side frames; said direct type backlight further including: a silica gel light guide plate which this the cavity formed by the printed circuit board and the side frames to cover the reflection sheets and the LED lamp units; and optical film disposed on upper surface of the silica gel light guide plate and located between the upper surface of the silica gel light guide plate and the outer frames. By diffusing the light rays emitted from the LED lamps through the silica gel light guide plate, the mixing distance of the LED lamp is shortened, thus the thickness of the direct type backlight is reduced and the display device becomes much thinner.

A display device comprises a display panel, a carrying member, a plurality of circuit connecting boards, a control circuit board and at least a front frame member. The carrying member carries the display panel. The circuit connecting boards are disposed adjacent to the carrying member and physically and electrically connected to the display panel. The shortest distance between the two adjacent circuit connecting boards is between 0.1 mm and 20 mm. The control circuit board is disposed adjacent to the carrying member and electrically connected to the circuit connecting boards, and electrically connected to the display panel through the circuit connecting boards. The front frame member is disposed at the outer edge of the carrying member and connected to the carrying member, and includes a turning portion and an extending portion. The thickness of the turning portion is greater than that of the extending portion.

The present invention provides a thin liquid crystal display device including a body, a mounting seat mounted to the body, a mounting frame arranged inside the mounting seat, a plurality of circuit boards mounted to the mounting frame and electrically connected to the body, and a cover plate covering the mounting seat. The thin liquid crystal display device of the present invention provides a mounting seat that is mounted to a front shell and located at one side of the body of the liquid crystal display device. The mounting seat receives and retains therein the mounting frame for mounting a plurality of PCBs so that the amount of space required for mounting the PCBs is reduced and overall thinning of the liquid crystal display device is facilitated.

The present disclosure relates to the display panel and the display device include a first electrode disposed on a substrate, at least one spacer disposed on the bank, the outer edge of the spacer includes a first outer edge portion corresponding to from the bank to a first height above the bank and a second outer edge portion corresponding to a predetermined height from the first height. The first outer edge portion has a second tapering shape, and the second outer edge portion includes a part having a first tapering shape or a part having a convex shape.

A display device including a frame, a glass light guide plate, an optical film set, a display panel, a reflector, a back plate and an electronic element is provided. The frame has a first connecting surface and a second connecting surface. The glass light guide plate has a first glass surface and a second glass surface opposite to the first glass surface. The first glass surface is connected to the first connecting surface. The optical film set is disposed on the first glass surface. The display panel is disposed on the optical film set. The reflector is disposed under the second glass surface. The back plate is connected to the second connecting surface. The back plate constructs an accommodating space with the frame and the glass light guide plate. The electronic element is connected to the back plate and located in the accommodating space.

The invention provides a manufacturing method for display panel, display panel and display device. The display panel comprises a plurality of pixel units. Each pixel unit comprises a light-emitting element and a TFT, the light-emitting element comprises: an anode and a first touch electrode, disposed in a same layer, a light-emitting layer disposed on the anode and the first touch electrode, and a first electrode disposed on the light-emitting layer. The first electrode serves as a cathode of the display panel and a second touch electrode of the display panel in a time division manner. As such, the invention can reduce the thickness of the display panel and thickness of display device.

A display device and a method for manufacturing the same are disclosed. The display device includes a backlight module, a display panel, and a decorative film. The backlight module includes: a reflective layer disposed on the decorative film; a light guide plate disposed on the reflective layer, a set of optical films including a first diffusion layer, and at least one refractive layer. The light guide plate has a first surface facing the reflective layer and a second surface opposite to the first surface, and the first diffusion layer is disposed on the second surface. At least one refractive layer is disposed on at least one of the first surface and the second surface, wherein a refractive index of the refractive layer is between 1.15 and 1.45. The display panel is disposed on one side of the set of optical films far away from the light guide plate.

A liquid crystal display device, includes: a liquid crystal layer; and a color developing section that has a multilayered interference film in which first transparent thin films and second transparent thin films are alternatively stacked in layers, and causes light passed through the liquid crystal layer to have predetermined color developing characteristics and to be emitted from the color developing section, each of the first transparent thin films being formed with a first formation material and having a first refractive index so that each of the first transparent thin films has a thickness determined based on the predetermined color developing characteristics, and each of the second transparent thin films being formed with a second formation material and having a second refractive index so that each of the second transparent thin films has a thickness determined based on the predetermined color developing characteristics.

The present disclosure relates to the field of display technologies, and discloses a display device for reducing a thickness of the display device, so as to obtain a thinner display device and simplify the manufacture process. The display device includes a first substrate and a second substrate arranged oppositely; as well as a plurality of color control light-emitting units, a wire grid polarizer and a plurality of transmittance adjustment pixel units arranged sequentially from an inner side of the first substrate towards an inner side of the second substrate.

A display device is provided having a quantum dot formed directly on a surface or substrate of a backlight unit, without requiring an intervening layer. An optically transmissive layer is formed thereon. The quantum dot film may be provided that includes a population of optical features to permit the omission of additional films, such as a separate optical film. A population of optical features may include a population of embedded microspheres to achieve optical effects, to improve the overall thickness uniformity of the quantum dot film, or both. Additionally or alternatively, the quantum dot film may be provided having optical features embossed thereon, such as reflective and / or refractive features, prisms, grooves, grooved prisms, lenticular lenses, micro-lenses, micro-spheres, any other lenses, pitches, or other suitable brightness enhancement and / or optical features. Thereby, a separate optical film may be omitted from the overall device structure.

The liquid crystal display device (1) of the present invention includes a liquid crystal display panel (3) and a backlight (2). In the backlight (2), a plurality of plasma tubes (22) are employed as light sources. The backlight (2) includes: a substrate (21) and; an array structure (23) in which the plurality of plasma tubes (22) are provided, in an array, on the substrate (21). A surface of the array structure (23) opposite to a surface facing the substrate (21) serves as a light emitting section (29) that irradiates the liquid crystal display panel (3). Since the backlight includes plasma tubes serving as the light sources, it is possible to achieve a thinner liquid crystal display device that carries out a high-definition image display in spite of its thin thickness.

The present invention provides a manufacturing method of a display device which can efficiently separate individual thin-thickness display devices from a large-sized mother substrate. Scribe marks for separating a plurality of display devices are preliminarily formed on back surfaces of a TFT mother substrate and a sealing mother substrate. By etching front surfaces of these mother substrates, etching portions reach the scribe marks so that a plurality of display devices each of which is constituted of a TFT substrate and a sealing substrate can be separated from each other.