Abstract: The present invention provides an OLED display panel, a driving circuit, and a driving method. The OLED display panel includes: a first transparent substrate and a second transparent substrate arranged opposite to each other; an OLED array formed on one face of the first transparent substrate facing the second transparent substrate, and an optical display array and a first optical film formed on the other face of the first transparent substrate; and a second optical film formed on one face of the second transparent substrate opposite to the first transparent substrate, and an optical display array formed on the other face of the second transparent substrate. The first and second optical films can be switched between a non-opaque status and an opaque status.

Abstract: A direct-type backlight and a liquid crystal display device including the same are disclosed. The direct-type backlight comprises: a prism component (1) having a plurality of prism-unit structures (11); a plurality of rows of lights sources (2) located below the prism component (1), and a plurality of gratings (3) located between the prism component (1) and the plurality of rows of lights sources (2), each row of the lights sources (2) corresponds to one prism-unit structure (11), and each row of the lights sources (2) comprises a plurality of lights sources (21). Divergent lights emitted from each of the lights sources (21) are converted into one or two bundles of linear lights after passing through the corresponding grating (3), and each bundle of the linear lights is split into visible lights of seven colors after being refracted by the corresponding prism-unit structure (11).

Abstract: The embodiment of the present invention discloses a display panel, a method for driving the display panel and a display device provided with the display panel, which belong to the field of display technology and solve the technical problems that the existing AMOLED has relatively high power consumption and thus has difficulty in meeting current energy-saving requirements on the display panel. The display panel includes a plurality of pixel units arranged in an array and each pixel unit includes at least one OLED sub-pixel and at least one EPD sub-pixel. The present invention can be applied in scenes such as a transparent window and a refrigerator door.

Abstract: An organic light-emitting diode (OLED) display panel comprises: a plurality of pixel units arranged in an array, in which each pixel unit includes an organic light-emitting element provided with a first light-emitting surface and a second light-emitting surface; and light shield layers configured to shield at least the first light-emitting surfaces of organic light-emitting elements of a portion of the pixel units. The OLED display panel combines the double-faced organic light-emitting elements and the light shield layers to simply achieve double emission display.

Abstract: The present invention relates to the field of organic light emitting diode (OLED) display, and provides an OLED display panel, a driving circuit, a driving method and a display device. The OLED display panel comprises: a first transparent substrate and a second transparent substrate arranged opposite to each other; an OLED array formed on one face of the first transparent substrate facing the second transparent substrate, and an optical display array and a first optical film formed on the other face of the first transparent substrate; and a second optical film formed on one face of the second transparent substrate opposite to the first transparent substrate, and an optical display array formed on the other face of the second transparent substrate, wherein the first and second optical films can be switched between a non-opaque status and an opaque status. According to the present invention, it is able to achieve double-sided display of the OLED display panel.

Abstract: The present invention discloses a display device. The display device includes a display panel and a module at the back side of the display panel, the module includes a back plate and a mold frame which is provided between the back plate and the display panel, the display device further includes a magnetic device, and the display panel and the mold frame are attached to each other and detached from each other by the magnetic device. In the present invention, the display panel is fixedly attached to the mold frame of the module through a magnetic field, avoiding the problem that the display panel is unable to be detached from the module when they are fixed with a double-sided adhesive, so as to achieve the effect that the display device is frameless while facilitating subsequent maintenance.

Abstract: Embodiments of the present invention provide an array substrate, a manufacturing method thereof and a display device. The array substrate comprises a plurality of pixel units, a plurality of gate lines and positive temperature coefficient (PTC) thermistors. The pixel units are arranged in a matrix and include a plurality of pixel rows and a plurality of pixel columns. Each pixel unit includes a common electrode and a thin-film transistor (TFT). The gate lines are arranged corresponding to each pixel row respectively and connected to the TFT of each pixel unit of a corresponding pixel row respectively. The PTC thermistors are configured to respectively connect the common electrode of each pixel unit to any one of gate lines arranged corresponding to any pixel row except the pixel row in which the pixel unit is disposed.

Abstract: The present invention relates to a field of display technique. It is provided a circuit and method for compensating a common voltage and a liquid crystal display apparatus, which have a high accuracy in compensation, may acquire a more stable common voltage, avoid phenomena such as a residual image, the abnormality of displaying gray scales, a crosstalk and the like caused by a shift of the common voltage, and raise the display effect. The method for compensating the common voltage according to the embodiments of the present invention comprises: comparing a feedback voltage with a reference common voltage output from a common voltage generation circuit and outputting a compared result; generating a compensation control signal according to the compared result; and compensating the common voltage according to the compensation control signal. The common voltage compensation circuit comprises: a comparison unit, a logic unit and a compensation unit.