8results about How to "Reduce border size" patented technology

The invention provides a display panel and a display device.The display panel is provided with a first area and a second area surrounding the first area, the display panel comprises a substrate, an isolation structure, a light-emitting function layer, a first electrode layer and a first signal line, the isolation structure is arranged on one side of the substrate, a plurality of opening structures arranged at intervals are defined by the isolation structure, and the light-emitting function layer is arranged on the first electrode layer; the light-emitting function layer is arranged on one side of the substrate and located in the first area, and the light-emitting function layer comprises a plurality of light-emitting structures arranged in the opening structures respectively. The first electrode layer is arranged on the side, away from the substrate, of the light-emitting functional layer, and the first electrode layer comprises first electrodes which are arranged in the opening structures and electrically connected with the isolation structures. The first signal line is located on one side of the isolation structure in the first direction, the first signal line is electrically connected with the isolation structure so that a power signal provided by the first signal line can be transmitted into the first electrode through the isolation structure, and the first direction is parallel to the plane where the substrate is located.

The display substrate and the display device are provided. The display substrate comprises a substrate and a plurality of sub-pixels arranged on one side of the substrate. The sub-pixel comprises a pixel driving circuit, and the pixel driving circuit comprises a plurality of transistors. The transistor comprises an active layer and at least one gate electrode. In the same transistor, the at least one gate electrode at least partially overlaps with the active layer, and the at least one gate electrode comprises at least one of a top gate and a bottom gate. The bottom gate is located on the side of the active layer close to the substrate, and the top gate is located on the side of the active layer away from the substrate. In the same pixel driving circuit, the plurality of transistors comprise at least one first type transistor and at least one second type transistor. The first type transistor comprises at least one of a top gate and a bottom gate, and the second type transistor comprises a top gate and a bottom gate. The technical scheme provided by the display substrate and the display device can reduce the difficulty of narrowing the frame of the display substrate.

The present application discloses a display panel, wherein n rows of pixels include an i-th pixel located in the i-th row and an (i+j)-th pixel located in the (i+j)-th row, j is an integer greater than or equal to 2, (i+j) is less than or equal to n, a plurality of first scanning level transmission lines extend along a first direction, the plurality of first scanning level transmission lines include an i-th first scanning level transmission line, the i-th first scanning level transmission line is electrically connected to an i-th level first gate driving unit for outputting an i-th first scanning signal, the i-th first scanning level transmission line is electrically connected to both the i-th pixel and the (i+j)-th pixel to output the i-th first scanning signal to the i-th pixel and the (i+j)-th pixel, at least part of the plurality of first scanning level transmission lines overlaps with the pixels to reduce the space occupied by the plurality of first scanning level transmission lines in the peripheral area, thereby facilitating a reduction in the border size of the display panel.

The application discloses a display panel driving circuit and a display device, wherein the display panel driving circuit comprises a first transistor, a second transistor, a third transistor, a fourth transistor and a fifth transistor forming a double-gate structure, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor, a tenth transistor, an eleventh transistor, a twelfth transistor, a thirteenth transistor, a fourteenth transistor and a first capacitor, and is matched with a pulse signal, a first clock signal and a second clock signal. The application can output a waveform row by row, realize a timing circuit with simple circuit and saved space, reduce a frame size and stabilize output.

The present invention provides a display panel and a display device, wherein the display panel includes a display area and a non-display area surrounding the display area, wherein the non-display area includes a first non-display area; at least two driver chips, wherein the driver chips are located in the first non-display area; the display panel includes a plurality of scan lines extending along a first direction; a plurality of test pads, an information identification code, and a plurality of alignment marks, wherein along the first direction, at least one of the plurality of test pads, the information identification code, and the plurality of alignment marks, or a portion of at least one of the plurality of test pads, the information identification code, and the plurality of alignment marks, is located between the driver chips. The present invention can achieve a narrow frame of a display panel.

The application discloses a display panel driving circuit and a display device, wherein the display panel driving circuit comprises a first transistor, a second transistor, a third transistor, a fourth transistor and a fifth transistor forming a double-gate structure, a sixth transistor, a seventh transistor, an eighth transistor, a ninth transistor, a tenth transistor, an eleventh transistor, a twelfth transistor, a thirteenth transistor, a fourteenth transistor, a fifteenth transistor, a sixteenth transistor and a first capacitor, cooperating with a pulse signal, a first clock signal and a second clock signal, and the application can output a waveform row by row, realize a timing circuit with simple circuit and saved space, reduce a frame size and stabilize output.

The utility model discloses a vehicle-mounted display device which comprises a bearing frame, a lamp panel, an optical film material, a display panel assembly and an auxiliary light guide assembly, the bearing frame is provided with a bottom plate and a side portion connected with the bottom plate, the bottom plate is provided with a first bearing face, and the side portion is provided with a first supporting portion and a second supporting portion which are in a step shape. The first supporting part is located between the bottom plate and the second supporting part; the lamp panel is arranged on the first bearing surface; the optical film material is arranged on the first supporting part; the display panel assembly is fixed on the second supporting part, the display panel assembly comprises a display panel and a cover plate, and the cover plate is fixed on the display panel through optical cement; the auxiliary light guide assembly is located in the peripheral area, and the auxiliary light guide assembly is arranged on the side, facing the first supporting part, of the display panel assembly; the auxiliary light guide assembly is adjacent to the edge of the display panel and is arranged on the display panel or the cover plate, and a distance is formed between the auxiliary light guide assembly and the upper surface of the optical film material. The size of the frame can be reduced.

The invention discloses a display panel and a display device, and belongs to the technical field of display. The display panel includes: a plurality of display pixel circuits; a plurality of fingerprint pixel circuits; a gate driving circuit; the selection circuit is respectively connected with the gate drive circuit, at least part of the display pixel circuits and each fingerprint pixel circuit; and the selection circuit is used for controlling the gate driving circuit to be communicated with each display pixel circuit in a progressive scanning period of each display frame, and controlling the gate driving circuit to be communicated with each fingerprint pixel circuit in a full-screen light emitting period of at least part of the display frames. According to the embodiment of the invention, the frame size of the display panel with the fingerprint identification function can be reduced.