Abstract: A backlight module, and a manufacturing method thereof, and a display device are provided. The backlight module includes a backlight source, a light guide plate, at least one optical film, and a multilayer coating; the multilayer coating is provided at at least one side of the at least one optical film; the multilayer coating is configured for decreasing light transmittance of at least one given wavelength; the backlight source is provided at a side of the light guide plate, and configured for providing white light, the light guide plate is configured for guiding the white light toward the optical film, and the white light is emitted out after transmitting through the optical film.

Abstract: The present disclosure provides a display substrate. The display substrate includes a substrate having a display area and a border area surrounding the display area; a non-black photo-resist layer formed on the substrate in the border area; and a black photo-resist layer formed on the non-black photo-resist layer. The non-black photo-resist layer interfaces the black photo-resist layer with a diffusion structure.

Abstract: A display device is provided, the display device comprising a display panel, the display panel including an opposed substrate (1) and an array substrate (2) arranged opposite to each other, and a liquid crystal layer (3) arranged therebetween, the display panel being divided into a central region (61) and a peripheral region (62) surrounding the central region (61), and an additional polarizer (6) being arranged in a region between the array substrate (2) and the liquid crystal layer (3) and corresponding to the peripheral region (62). The display device can effectively prevent the peripheral region (62) of the display panel from light leakage.

Abstract: A backlight module and an anti-peeping display device are provided. The backlight module comprises a light guide plate, a lens and a light source. The lens is provided between the light source and the light guide plate, and light emitted from the light source is incident upon the light guide plate through the lens at a same incident angle; a light emission surface of the light guide plate is provided with protrusions, the light emission surface of the light guide plate is a total reflection surface except the regions where the protrusions are provided; a light emission surface of the protrusion is parallel with that of the light guide plate, a surface for performing a first reflection on light incident upon the protrusion is a total reflection surface, and the light incident upon the protrusion exit perpendicularly to the light emission surface of the protrusion after being totally reflected once.

Abstract: An electronic device is provided. The electronic device includes a housing, a first printed circuit board seated inside the housing, and a second printed circuit board seated inside the housing such that a height of the second printed circuit board from the second surface is different from that of the first printed circuit board, wherein the first printed circuit board includes a mounting part on which at least one component is mounted, a first connector which extends from a first part of the mounting part. A portion of the first connector being substantially perpendicular to the mounting part and configured to be connected to the second printed circuit board, and a second connector which extends from a second part of the mounting part and configured to be connected to the second printed circuit board.

Abstract: An optical film, a light-emitting device and a display device are provided. The optical film includes a quantum rod film layer and a light transmission prism layer located on a light emergent side of the quantum rod film layer. The prism layer is configured at the light emergent side of the quantum rod film layer to converge the linearly polarized light transmitted by the quantum rod film layer, so that the brightness of the light located at the light emergent side of the whole optical film is increased.

Abstract: A vacuum cleaner includes a main body including a fan motor to generate suction force, a suction unit connected to the main body to suction foreign matter from a surface to be cleaned in a state of contacting the surface, a dust collector separatably mounted to the main body to separate and collect dust from air suctioned by the suction unit, and a wheel assembly to move the main body, wherein the wheel assembly includes frames provided at a lower part and left and right sides of the main body and wheels rotatably mounted to the frames provided at the left and right sides of the main body, each wheel having a negative camber angle.

Abstract: An electronic device is provided. The electronic device includes a housing that includes a first face, a second face that is directed opposite to the first face, and a side face that at least partially enclose a space between the first face and the second face, a first metallic member, a second metallic member, and a third metallic member that form a side face, a sensor configured to detect whether an external object comes in contact with at least one of the first metallic member, the second metallic member, and the third metallic member, and to generate a signal, and a circuit configured to change an electric path between at least one of the first metallic member, the second metallic member, and the third metallic member, and the ground member, at least partially based on the generated signal.

Abstract: An array substrate and a display including the array substrate, the array substrate includes a substrate (1); a pixel structural layer formed on the substrate (1); and a wiregrid layer (6) located between the substrate (1) and the pixel structural layer. The wiregrid layer (6) includes a plurality of light blocking bars (4) arranged in parallel. With the wiregrid layer (6) formed of light blocking bars (4), an occurrence of light leak due to a stress generated by the substrate (1) can be avoided.

Abstract: The present disclosure provides a display substrate. The display substrate includes a substrate having a display area and a border area surrounding the display area; a non-black photo-resist layer formed on the substrate in the border area; and a black photo-resist layer formed on the non-black photo-resist layer. The non-black photo-resist layer interfaces the black photo-resist layer with a diffusion structure.

Abstract: An optical-compensation film, an optical-compensation polarizing sheet and a liquid crystal display are disclosed.

Abstract: A backlight module and an anti-peeping display device are provided. The backlight module comprises a light guide plate, a lens and a light source. The lens is provided between the light source and the light guide plate, and light emitted from the light source is incident upon the light guide plate through the lens at a same incident angle; a light emission surface of the light guide plate is provided with protrusions, the light emission surface of the light guide plate is a total reflection surface except the regions where the protrusions are provided; a light emission surface of the protrusion is parallel with that of the light guide plate, a surface for performing a first reflection on light incident upon the protrusion is a total reflection surface, and the light incident upon the protrusion exit perpendicularly to the light emission surface of the protrusion after being totally reflected once.

Abstract: An optical film, a light-emitting device and a display device are provided. The optical film includes a quantum rod film layer and a light transmission prism layer located on a light emergent side of the quantum rod film layer. The prism layer is configured at the light emergent side of the quantum rod film layer to converge the linearly polarized light transmitted by the quantum rod film layer, so that the brightness of the light located at the light emergent side of the whole optical film is increased.

Abstract: A display device is provided, the display device comprising a display panel, the display panel including an opposed substrate (1) and an array substrate (2) arranged opposite to each other, and a liquid crystal layer (3) arranged therebetween, the display panel being divided into a central region (61) and a peripheral region (62) surrounding the central region (61), and an additional polarizer (6) being arranged in a region between the array substrate (2) and the liquid crystal layer (3) and corresponding to the peripheral region (62). The display device can effectively prevent the peripheral region (62) of the display panel from light leakage.

Abstract: A vacuum cleaner includes a main body including a fan motor to generate suction force, a suction unit connected to the main body to suction foreign matter from a surface to be cleaned in a state of contacting the surface, a dust collector separatably mounted to the main body to separate and collect dust from air suctioned by the suction unit, and a wheel assembly to move the main body, wherein the wheel assembly includes frames provided at a lower part and left and right sides of the main body and wheels rotatably mounted to the frames provided at the left and right sides of the main body, each wheel having a negative camber angle.

Abstract: An array substrate and a display including the array substrate, the array substrate includes a substrate (1); a pixel structural layer formed on the substrate (1); and a wiregrid layer (6) located between the substrate (1) and the pixel structural layer. The wiregrid layer (6) includes a plurality of light blocking bars (4) arranged in parallel. With the wiregrid layer (6) formed of light blocking bars (4), an occurrence of light leak due to a stress generated by the substrate (1) can be avoided.

Abstract: A vacuum cleaner includes a main body including a fan motor to generate suction force, a suction unit connected to the main body to suction foreign matter from a surface to be cleaned in a state of contacting the surface, a dust collector separatably mounted to the main body to separate and collect dust from air suctioned by the suction unit, and a wheel assembly to move the main body, wherein the wheel assembly includes frames provided at a lower part and left and right sides of the main body and wheels rotatably mounted to the frames provided at the left and right sides of the main body, each wheel having a negative camber angle.

Abstract: A color filter substrate comprises: a substrate and a color filter formed on the substrate; and a color conversion layer, a first refractive index film layer, a second refractive index film layer and a third refractive index film layer formed in turn on a side of the color filter facing away from the substrate. The second refractive index film layer has a refractive index larger than that of the third refractive index film layer, larger than that of the first refractive index film layer under a condition of powering down, and smaller than that of the first refractive index film layer under a condition of powering up. The color filter is configured to absorb a portion of outside light, which creates photoluminescence reaction with the color conversion layer, thereby to avoid white color caused by the photoluminescence reaction, and to allow the display color brighter.

Abstract: A three-dimensional (3D) liquid crystal display (LCD) device is provided, comprises: an LCD panel (10), configured to display an image and comprising a plurality of first pixel units; a liquid crystal light-splitting device (100), disposed on a light exiting side of the LCD panel (10) and comprising a plurality of second pixel units; and a first polarizer (200), disposed on a light exiting side of the liquid crystal light-splitting device (100), wherein the second pixel units are in one-to-one correspondence with the first pixel units; in a condition that the 3D LCD device is in a 3D operating mode, the liquid crystal light-splitting device (100) has a light-splitting function; and in a condition that the 3D LCD device is in a 2D operating mode, an operating state of each of the plurality of second pixel units of the liquid crystal light-splitting device (100) is consistent with that of a corresponding first pixel unit.

Abstract: An array substrate and a display device are disclosed. A coating layer (8) is disposed between a base substrate (1) and a first transparent conductive oxide film layer (2), a refractive index of the coating layer (8) is bigger than that of the base substrate (1) and smaller than that of the first transparent conductive oxide film layer (2). A multi-layer reflection phenomenon caused by the relatively big difference between the refractive indexes of the base substrate 1 and the first transparent conductive oxide film layer 2 can be weakened, thereby the light transmission rate of the array substrate may be improved.