Abstract: The present invention provides a display panel and a display device. The display panel includes a display unit and a backlight module, wherein the display panel includes a main display area and a additional function area. The backlight module includes a first light source block providing a light source for the main display area, and a second light source block providing a light source for the functional additional area.

Abstract: A backlight module and a display device are provided, which include a camera area and a backlight area, wherein the backlight area surrounds the camera area, the camera area includes a transparent illumination area and a non-transparent illumination area, and the non-transparent illumination area surrounds the transparent illumination area; and the light board is disposed in the non-transparent illumination area and the at least one light bead is disposed on a light board. In the display mode, the camera area obtains a uniform light source, so as to realize the camera area of the display device which can be displayed normally in the displaying mode, and achieve a true 100% screen ratio. In a lighting mode of the camera module, the light source of the light bead is turned off to avoid affecting the collecting operation of the camera module.

Abstract: There are provided in the present disclosure a shift register and a driving method thereof, a gate driving circuit and a display apparatus. The shift register of the present disclosure includes: a forward scanning input sub-circuit for pre-charging a potential of a pull-up node by an operation level signal under control of a forward input signal and a forward scanning signal upon scanning forwards; a backward scanning input sub-circuit for pre-charging the potential of the pull-up node by an operation level signal under control of a backward input signal and a backward scanning signal upon scanning backwards; an output sub-circuit for outputting a clock signal through a signal output terminal under control of the potential of the pull-up node; wherein the pull-up node is a connection node of the forward scanning input sub-circuit, the backward scanning input sub-circuit and the output sub-circuit.

Abstract: A display device and a display optimization method are disclosed. The display device includes a display screen configured to provide a first display region and a second display region; a first backlight member disposed within the first display region; a light guiding member, a second backlight member, and a camera disposed within the second display region; and a controller adjusting backlight-current of one of the first backlight member and the second backlight member according to a difference between two backlight-brightness levels which are measured within the first display region and the second display region until the two backlight-brightness levels are the same ones. Therefore, it can solve a problem of a visual difference within a display region in the prior art.

Abstract: The present invention provides a display panel and a display device. The display panel includes a display unit and a backlight module, wherein the display panel includes a main display area and a additional function area. The backlight module includes a first light source block providing a light source for the main display area, and a second light source block providing a light source for the functional additional area.

Abstract: The present disclosure provides a touch panel, an array substrate and a display device. The touch panel includes a touch control electrode unit including a first electrode and a second electrode which are insulated from each other, and the second electrode surrounds the first electrode. In the touch panel in which the second electrode surrounds the first electrode in the touch control electrode unit, since the first electrode and the second electrode are provided independently, touch control driving and sensing are performed on the first electrode and the second electrode respectively when the touch panel is being touched.

Abstract: The present disclosure provides a shift register unit, a driving method thereof, a gate driver circuit and a display device. The shift register unit includes: a first input subcircuit configured to transmit a first voltage signal to a pull-up node under a control of a first input signal; an output subcircuit configured to transmit a clock signal to a first output end and to transmit a second voltage signal to a second output end; a storage unit having a first end coupled to the pull-up node and a second end coupled to the first output end; a first pull-down subcircuit configured to pull down a voltage of the first output end and the second output end; and a second pull-down subcircuit configured to pull down a voltage of the first output end and the second output end.

Abstract: The present invention provides a display panel and a control method thereof, and a display device. The display panel includes a display unit and a backlight module. The display unit includes a main display region and a function additional region. The backlight module includes a first light source block providing a light source for the main display region and a second light source block providing a light source for the function additional region. The first light source block and the second light source block are independently driven and controlled.

Abstract: A pixel driving circuit includes a pixel unit including a blue sub-pixel connected to a data line to receive a data voltage, and a limit circuit connected between the data line and a reference voltage line configured to transfer a fixed DC voltage, the limit circuit being configured to limit the received data voltage when the received data voltage exceeds a voltage threshold.

Abstract: A microfluidic chip configured to move a microdroplet along a predetermined path, includes a plurality of probe electrode groups spaced apart along the predetermined path. Each of the plurality of probe electrode groups includes a first probe electrode and a second probe electrode spaced apart from each other. The first probe electrode and the second probe electrode among a plurality of first probe electrodes and a plurality of second probe electrodes are configured to form an electrical loop with the microdroplet to thereby facilitate determining a position of the microdroplet.

Abstract: A pixel driving circuit includes a pixel unit including a blue sub-pixel connected to a data line to receive a data voltage, and a limit circuit connected between the data line and a reference voltage line configured to transfer a fixed DC voltage, the limit circuit being configured to limit the received data voltage when the received data voltage exceeds a voltage threshold.

Abstract: The present disclosure provides a digital microfluidic chip, a fabricating method and a control method thereof. The digital microfluidic chip includes: at least one substrate, a capillary channel, a plurality of first electrothermal components and a plurality of first switch elements. The capillary channel is disposed at at least one of the substrate; the plurality of first electrothermal components are disposed at the substrate and distributed to be spaced apart in an extending direction of the capillary channel; and each of the first switch elements is coupled with a current circuit with which the first electrothermal components are coupled, and receiving a control signal to control closure of a current circuit coupled with which the plurality of first electrothermal components are coupled.

Abstract: Embodiments of the present disclosure provide an array substrate and a manufacturing method thereof, and a display device. The array substrate includes a plurality of pixel structures. The pixel structure includes a gate electrode, a gate electrode insulating layer, an active layer, source and drain electrodes, and a passivation layer which are sequentially stacked. The pixel structure further includes a first electrode and a second electrode. The first electrode is located between the gate electrode insulating layer and the passivation layer, and electrically connected to one of the source electrode and the drain electrode. The second electrode is located above the passivation layer. A first via passing through the passivation layer is provided, and the second electrode is electrically connected to one of the source electrode and the drain electrode through the first via.

Abstract: Embodiments of the present disclosure provide an array substrate and a manufacturing method thereof, and a display device. The array substrate includes a plurality of pixel structures. The pixel structure includes a gate electrode, a gate electrode insulating layer, an active layer, source and drain electrodes, and a passivation layer which are sequentially stacked. The pixel structure further includes a first electrode and a second electrode. The first electrode is located between the gate electrode insulating layer and the passivation layer, and electrically connected to one of the source electrode and the drain electrode. The second electrode is located above the passivation layer. A first via passing through the passivation layer is provided, and the second electrode is electrically connected to one of the source electrode and the drain electrode through the first via.