6results about How to "Narrow bezel" patented technology

The present application relates to a demultiplexing circuit, a demultiplexing circuit structure, a manufacturing method, and a display panel. The demultiplexing circuit includes: a data bus; N groups of data lines; a switch unit; N groups of signal lines, each group of signal lines includes 3 pairs of signal lines, and each pair of signal lines includes a main signal line and an auxiliary signal line; each switch unit includes two thin film transistors, which are a P-type thin film transistor and an N-type thin film transistor; the gate of one thin film transistor is connected to the main signal line of one group of signal lines, and the gate of the other thin film transistor is connected to the auxiliary signal line of the group of signal lines; the source electrodes of the two thin film transistors are electrically connected to the data bus; the drain electrodes of the two thin film transistors are connected to the corresponding one of the data lines; an inverter is provided between the main signal line and the auxiliary signal line of each group of signal lines. The demultiplexing circuit of the present application adopts a stacked CMOS structure, which has relatively lower power efficiency and can have a narrower border.

The invention provides a display panel, a preparation method thereof and a display device. The display panel comprises a first buffer layer, a first device layer and a second device layer, wherein the first device layer and the second device layer are arranged in the vertical direction of the first buffer layer; the first device layer comprises at least one first transistor structure, a first signal line layer and a connecting column, the first transistor structure comprises a first electrode layer and a second electrode layer, the first signal line layer, the second electrode layer and the connecting column are arranged on the same layer, and the first signal line layer is connected with the connecting column; the second device layer comprises at least one second transistor structure and a third signal line layer, the second transistor structure at least comprises a third electrode layer, the third electrode layer and the third signal line layer are arranged on the same layer, and the first device layer is provided with a through first via hole corresponding to the vertical direction of the connecting column. The third signal line layer is connected with the connecting columns through the first via holes. A transistor structure and a signal line of a circuit are arranged in a laminated mode, the wiring flexibility is improved, and meanwhile the manufacturing process is simplified.

The invention provides an OLED (Organic Light Emitting Diode) micro display device and a manufacturing method thereof, a driving circuit and a pixel circuit are respectively and independently manufactured on two wafers to obtain a driving wafer with the driving circuit and a pixel wafer with a plurality of pixel cathodes, and then the two wafers are bonded together by introducing a hybrid bonding process, so that the OLED micro display device is manufactured. The driving circuit is electrically connected with the pixel cathode, and then the pixel cathode is led out to the back surface of the pixel wafer through a through silicon via (TSV) technology so as to be electrically connected with the OLED pixel structure formed on the back surface of the pixel wafer, so that wiring from the driving circuit to the OLED pixel structure when the driving circuit and the OLED pixel structure are integrated on the same wafer plane is omitted; according to the OLED micro-display device, the wiring length is reduced, so that the driving circuit directly controls the OLED pixel structure in a point-to-point manner, the RC delay is greatly reduced, the refresh rate is improved, the working frequency of the manufactured OLED micro-display device can be remarkably increased, and the OLED micro-display device is small in area and narrow in frame.

The embodiment of the present application provides an array substrate and a display panel, and relates to the technical field of display, the array substrate comprises a display area and a non-display area surrounding at least part of the display area, the array substrate comprises a substrate, a signal trace and a plurality of electrostatic protection units, the signal trace is located on one side of the substrate, the signal trace is located in the non-display area, the signal trace comprises a straight line segment extending along a first direction and an oblique line segment connected with the straight line segment, and the oblique line segment and the straight line segment have a first included angle. The plurality of electrostatic protection units are located on one side of the substrate, the plurality of electrostatic protection units comprise a first electrostatic protection unit, the first electrostatic protection unit is located on a side of the oblique line segment away from the display area, and the included angle β1 between the extension direction of the first electrostatic protection unit and the extension direction of the oblique line segment is less than or equal to 30 DEG. The present application can reduce the space occupied by the first electrostatic protection unit in the frame, so that the frame of the array substrate can be narrower.

The invention provides a display panel and a display device.The display panel comprises a screen body, the screen body comprises a display part, a bending part and a bonding part which are sequentially connected, the display part and the bonding part are stacked and arranged at intervals, and the bending part is connected between the display part and the bonding part; the supporting layer is arranged between the display part and the bonding part and is attached to the display part; the supporting body is in contact with the inner surface, close to the supporting layer, of the bending part and is used for fixing the bending form of the bending part to a target bending form; in the target bending state, the bending part comprises a first cambered surface part, a plane part and a second cambered surface part, the first cambered surface part is connected with the display part, the second cambered surface part is connected with the bonding part, and the plane part is connected between the first cambered surface part and the second cambered surface part. According to the display panel, the bending form of the bending part is fixed by arranging the supporting body, so that the bending radius of the bending part can be effectively reduced, a narrower frame is realized, and the performance of the display panel is improved.