Abstract: Provided are an optical film and a backlight module. The backlight module includes a backboard, a light guide plate and the optical film. The backboard includes a bottom plate and two side plates mounted to the bottom plate having outside surfaces. The optical film includes a first film layer and a second film layer stacked on the first film layer. The first film layer has two opposite lateral edges including positioning tabs extending therefrom in a direction away from the first film layer. The light guide plate and the optical film are mounted on the backboard. The optical film is positioned on the light guide plate with the second film layer engaging the light guide plate. The positioning tabs cover surfaces of the side plates distant from the bottom plate and is folded to attach to the outside surfaces of the side plates. A display device is also provided.

Abstract: A light guide plate includes a bottom surface and a light emitting surface disposed opposite to the bottom surface. The light emitting surface sags down and forms a hollow, which is filled with a plurality of light-emitting quantum dots (QDs), with the light emitting surface capped with a cover film, so to seal the the plurality of light-emitting QDs in the hollow. The present invention also proposes a backlight module having the light guide plate and a liquyid crystal display using the backlight module. The present invention forms a hollow on the top surface of a flat body of the light guide plate. The hollow is filled with light-emitting QDs, which can enhance the color gamut of the display backlight. At the same time, the side walls surrounding the hollow can be narrowed so that it is easier to realize the narrow edge design of the backlight module.

Abstract: The invention provides a backplane and a backlight module provided with the backplane. The backlight module further includes a light guide plate and an optical film disposed on the light guide plate. The backplane includes a base plate and a side plate formed by bending an edge of the base plate, a connection location of the side plate and the base plate is provided with multiple positioning pieces, the multiple positioning pieces and the side plate are located at a same side of the base plate and each have an extending direction opposite to an extending direction of the side plate. The invention further provides a display device.

Abstract: The present invention discloses a light guide plate, comprises a light inducing portion closed to the light incident side and a main body portion away from the light incident side, the top surface on the main body portion is the light exiting surface, the light inducing portion is thicker than the main body portion, and the first angle between the light exiting surface and the connecting surface of the light inducing portion and the main body portion is an obtuse angle. In the light guide plate of the present invention, the light guide portion close to the light incident side is thicker than the main body portion, the light source utilization is increased, the light guide effect is enhanced, the light guide efficiency and the optical taste of the backlight module which contains the ultra-thin light guide plate are all improved.

Abstract: A flat panel display device comprising a backboard and a display panel fitted therewith is provided. The edge of the backboard is structured as a barrier wall extending perpendicular to the body of the backboard. A stepped groove is arranged on the interior face of the barrier wall for supporting the display panel and forming accommodating space between the display panel and the body of the backboard. The stepped groove extends from an outer end of the barrier wall towards the body of the backboard, and the depth of the stepped groove is consistent with the thickness of the display panel. The backboard is made of plastic plate containing a enhancing element. The flat panel display device according to the present disclosure can be designed as a light and thin display device with no frame, and thus is suitable for making an all-in-one machine.

Abstract: A light guide plate includes a light exit surface, a reflection surface opposite to the light exit surface, and at least one light incidence surface connecting to the light exit surface and the reflection surface. The reflection surface includes a plurality of minute projection structures projecting toward interior of the light guide plate. Each of the minute projection structures includes at least two side faces coated with a high reflectivity material. The at least two high reflectivity material coated side faces form at least one included angle pointing toward the at least one light incidence surface. The minute projection structures have a distribution density that is decreased with an increase of a distance thereof from the light sources.

Abstract: The present invention proposes a back light module. The backlight module includes a back plate, a light guiding plate, and an optical film. The back plate includes a bottom plate and a side plate positioned on the bottom plate. The side plate has a concave part on the inner surface. The light guiding plate and the optical film are positioned within the light guiding plate. A non-light-inputting side of the light guiding plate is inserted into the concave part of the side plate, and the side plate is arranged to surround the light guiding plate and the optical film. The present invention also proposes a display device.

Abstract: A light source component includes a substrate, dot light sources being spaced apart on the substrate, two supports respectively fixed on two ends of the substrate, and a QD tube. The two supports are arranged close to the dot light sources. The QD tube is fixed between the supports. In addition, the backlight module includes the light source component is disclosed. In view of the above, the QD tubes are fixed between the two supports made by buffering materials, which prevents the QD tube from being damages due to crash or shock so as to enhance the product reliability. In addition, the prism structure or the attached prism film on the lateral side of the QD tube may enhance the brightness of the light beams entering the light guiding plate.

Abstract: A backlight module includes a mold frame, a light guide plate, a light bar light source, and an optic film. The light guide plate, the light source, and the optic film are disposed in the mold frame. The light source is arranged between the light guide plate and the mold frame. The optic film and the light guide plate are stacked on each other. The backlight module includes a heat dissipation frame that includes first, second, and third heat dissipation walls. The third heat dissipation wall is opposite to the first heat dissipation wall and the second heat dissipation wall is connected to the first and third heat dissipation walls. An end of the mold frame at which the light source is arranged is received between the first and third heat dissipation walls and the mold frame is in tight engagement with the second heat dissipation wall.

Abstract: A method for assembling a liquid crystal display includes fixing a liquid crystal panel and a touch panel together to form a touch display screen; inspecting the touch display screen; if no defect is identified in inspecting the touch display screen, fixing the touch display screen and a backlight unit together to form a touch display backlight module screen; and inspecting the touch display backlight module screen. The method for assembling the liquid crystal display helps reduce waste of backlight units and increases yield rate.

Abstract: The present invention provides a light bar and a backlight module using the light bar. The light bar includes: a circuit board (2), a quantum dot rail (4) mounted and fixed to the circuit board (2), and a light source (6) mounted to the circuit board (2) and located between the circuit board (2) and the quantum dot rail (4). The light source (6) is electrically connected to the circuit board (2). In the light bar and the backlight module using the light bar according to the present invention, the retention members are mounted to the circuit board of the light bar to allow the quantum dot rail to be directly mounted to the circuit board through snap engagement so as to enhance color saturation and at the same time simplifying the mounting structure and effectively reducing the manufacturing cost.

Abstract: A light guide plate includes a light exit surface, a reflection surface opposite to the light exit surface, at least one light incidence surface connecting to the light exit surface and the reflection surface, and two side surfaces. The reflection surface includes first and second minute projection structures projecting toward interior of the light guide plate, the second minute projection structures being arranged between the first minute projection structures and the two side surfaces of the light guide plate. The first minute projection structures each include at least two side faces coated with a high reflectivity material and forming at least one included angle pointing toward the at least one light incidence surface. The second minute projection structures each include a side face coated with a high reflectivity material and defining two angles, which are less than 90°, with respect to a light incidence surface and a side surface.

Abstract: Provided is a backlight module including a light guide plate having a horizontal light guide plate body and a first bent portion near a non-incidence side; and an optical assembly having a horizontal optical assembly body and a second bent portion near the non-incidence side, the optical assembly body is attached tightly to an upper surface of the light guide plate body, and the second bent portion is attached tightly to the first bent portion. Further provided is a display device having the backlight module. By removing the frame and the back plate portion on at least one incidence side and bending corresponding ends of the light guide plate and the optical assembly, multi-side backlight effect of the backlight module is achieved.

Abstract: A backlight module having a light guide plate, an optical assembly disposed on an upper surface of the light guide plate, and a light shielding tape, the light guide plate includes a light guide plate body and a reinforcement member disposed at a non-incidence side end surface of the light guide plate body, and the light shielding tape is adhered to a portion of an upper surface of the optical assembly and extends to cover the reinforcement member. Further provided is a display device having the same.

Abstract: A backlight module and a liquid crystal device (LCD) are disclosed. The backlight module includes a light guiding plate, a plastic frame adjacent to a lateral side of the light guiding plate, and a reflective sheet. The reflective sheet includes a first portion, a second portion, and a third portion. The first portion of the reflective sheet is arranged below a bottom of the light guiding plate and/or a bottom of the plastic frame, the second portion of the reflective sheet adheres to a lateral side of the plastic frame, and the lateral side faces away from the light guiding plate, and the third portion of the reflective sheet adheres to a top surface of the plastic frame. With such configuration, the reflective sheet may be stably fixed on the plastic frame to prevent the reflective sheet from being detached.

Abstract: Disclosed is a connect device, having a substrate, a connect electrode, a first to third pairs of electrodes, and the connect electrode, the first to third pairs of electrodes are paved on the substrate, and the first to third pairs of electrodes have anodes and cathodes, and the anodes of the first to third pairs of electrodes are respectively employed to connect a power supply, the anodes of the first, second organic light emitting elements, and the cathodes of the first to third pairs of electrodes are respectively employed to connect the power supply, the cathodes of the first, second organic light emitting elements for respectively and simultaneously supplying power to the first, second organic light emitting elements with the power supply. The application satisfies brightness demands to the light devices without increasing additional power consumption. An organic light emitting device is further provided.

Abstract: A luminous device and a liquid crystal display device are provided. In the luminous device, a difference value between a first distance and a second distance is less than a preset value. The first distance is a distance between a first luminous side surface of a luminous element and a first wavelength conversion side surface of a wavelength conversion unit or a distance between a second luminous side surface and a second wavelength conversion side surface. The second distance is a distance between a luminous top surface of the luminous element and a wavelength conversion top surface of the wavelength conversion unit.

Abstract: The present invention discloses a backlight module, which comprises a plastic frame, a backplane, a light guide and an optical film, the backplane comprises a mutually perpendicular vertical plate and horizontal plate, the plastic frame and the light guide are provided inside the backplane, the optical film is close to the upper surface of the plastic frame and the light guide. The present invention further provides a display device, which reduces the size of the plastic frame through pasting the optical film on the upper surface of the plastic frame and the light guide, achieving the ultra-narrow frame design.

Abstract: A curved backlight assembly includes a light source, a curved light guide plate (LGP), a heat-dissipating plate, a supporting plate and a connecting member. The light source is abutted with the curved LGP. The heat-dissipating plate and supporting plate are connected by the connecting member to thereby form a curved backplane. The curved LGP is arranged on the curved backplane. Connected ends of the heat-dissipating plate and supporting plate are formed with elongated slots. The connecting member penetrates through elongated slots to connect the heat-dissipating plate and the supporting plate. A dimension of the curved backplane is increased or decreased with a relative displacement between the heat-dissipating plate and supporting plate to match with expansion or contraction of the curved LGP. The present invention has a simple structure. An optical coupling distance between the light source and curved LGP is shortened and the light incidence efficiency is improved.

Abstract: A liquid crystal display and a double sided tape therefor are provided. The liquid crystal display comprises: a liquid crystal panel; a backlight unit comprising a back plate, a set of optical films, and a frame; and a double sided tape comprising a first surface coated with a first adhesive and connected to the liquid crystal panel through the first adhesive, and a second surface coated with a second adhesive and connected to the back plate and the set of optical films respectively through the second adhesive. The adhesion strength of the first adhesive on the liquid crystal panel is lower than that of the second adhesive on the set of optical films. After the backlight unit is separated from the liquid crystal panel, the double sided tape can be left on the optical films and the frame. Therefore, the position relationship among the films within the set of optical films would not be damaged, ensuring that the reassembled liquid crystal display can work normally.