A display panel and a display device are provided in the present disclosure. The display panel includes drive circuits and pixel circuits, where the drive circuits provide control signals for the pixel circuits, the pixel circuits provide drive currents for light-emitting elements of the display panel, and the drive circuits include a first drive circuit and a second drive circuit; and further includes signal line groups. The signal line groups include a first signal line group and a second signal line group. Along the second direction, a width of the first drive circuit is W1, a width of the second drive circuit is W2, a total width of the M0 signal lines in the first signal line group is D1, a total width of the N0 signal lines in the second signal line group is D2, W2>W1, D2>D1, and D2/W2>D1/W1.

A display device includes a display panel, an input sensor, and a readout circuit. The display panel is configured to display an image. The input sensor is disposed on the display panel. The readout circuit is configured to output a moisture level signal corresponding to sensing signals received from the input sensor in a skin measurement mode.

A preparation method of a display panel includes: forming multiple compensation groups on a substrate to obtain an array substrate, where the multiple compensation groups include at least first compensation group and second compensation group, and brightness difference of light-emitting elements of same light-emitting color in the first compensation group and the second compensation group under a same gray scale is larger than a preset value; calculating thicknesses of first color film layer, second color film layer and third color film layer corresponding to each of the multiple compensation groups respectively; forming the first color film layer, the second color film layer and the third color film layer on light-emitting side of the first light-emitting element, the second light-emitting element, and the third light-emitting element respectively according to the thicknesses of the first color film layer, the second color film layer and the third color film layer obtained by calculation.

An electronic apparatus includes a base substrate having a first region, a second region at least partially surrounded by the first region, and a display region at least partially surrounding the first region, a plurality of pixels disposed on the base substrate, each of which includes a transistor and a light emitting element connected to the transistor, a hole line connecting pixels with the second region interposed therebetween, and a hole pattern electrically insulated from the hole line, disposed in the first region, and at least partially surrounding the second region.

A display device includes a display panel including a first display area; a second display area protruding in a first direction from the first display area; and a first non-display area adjacent to a side of the second display area. Each of the first display area and the second display area includes subpixels that display an image and scan lines electrically connected to the subpixels. The first non-display area includes dummy pixels; a common scan line electrically connected to the dummy pixels; load matching switch elements respectively disposed between the scan lines and the common scan line; and a load matching driving circuit that outputs load matching control signals to control turn-on and turn-off of the load matching switch elements.

A light emitting substrate, a light emitting motherboard, a method for obtaining a light emitting substrate, and a displaying device. The light emitting substrate comprises a substrate and multiple light emitting units, wherein the substrate is provided with a light emitting region and a bind region located on one side of the light emitting region; each light emitting unit comprises a light zone provided with at least one light emitting diode and a drive circuit provided with multiple pins, and the multiple light emitting units are arranged on the substrate in an array; a direction pointing from the light emitting region to the bind region is a first direction; and in the first direction, the drive circuit of at least one light emitting unit in the last row of the light emitting units is connected to an address line.

Provided are a display panel and manufacturing method thereof, control method and display apparatus. The display panel includes a first substrate including first base substrate and driving structure layer, and a second substrate including second base substrate and black matrix layer, driving structure layer includes multiple switching transistors, the display panel includes multiple pixel units, each pixel unit includes a switching transistor. One side of black matrix layer close to first substrate is provided with multiple groove structures corresponding to multiple pixel units one-to-one. Orthographic projection of black matrix layer on first base substrate covers those of multiple switching transistors on first base substrate, and orthographic projection of the groove structure on first base substrate at least partially overlaps with that of a channel region of switching transistor in corresponding pixel unit on first base substrate to enable light meeting preset wavelength condition to be incident into the display panel.

A display device includes a substrate, a first active pattern, a first gate electrode, a second active pattern, a second gate electrode, a first connecting pattern, and a second connecting pattern. The first connecting pattern is disposed on the second active pattern and is electrically connected to the first gate electrode, and the second connecting pattern is disposed on the first connecting pattern and is electrically connected to the first connecting pattern and the second active pattern.

Disclosed is a portable communication device including a cover window, a display panel including an active area and an inactive area substantially surrounding the active area, the active area including a plurality of pixels and the inactive area including no pixels, a flexible substrate including a first portion connected with the display panel, and a second portion extended from the first portion and bent below a rear surface of the display panel; a display driver integrated circuit (DDI) disposed in the second portion of the flexible substrate, a sensing circuit disposed in the flexible substrate not to be overlapped with the DDI, a plurality of signal lines each electrically connected between the DDI and at least one pixel of the plurality of pixels, and configured to be used to transmit a signal from the DDI to the at least one pixel, and a sensing line disposed in the flexible substrate and the inactive area except the active area and including a first ending portion which is electrically connected with a power line, and a second ending portion which is electrically connected with at least one signal line of the plurality of signal lines via the sensing circuit.

A display substrate, a manufacturing method therefor and a pixel driving circuit, the display substrate includes: a base substrate; a first conductive layer, which includes a first signal line, a second signal line, and an additional pad layer, on the base substrate; a pixel defining layer on the first conductive layer and having an opening; and an electroluminescent material layer in the opening and including a first end portion and a second end portion, an orthographic projection of the first end portion on the base substrate falls within that of the first signal line, an orthographic projection of the second end portion on the base substrate falls within that of the additional pad layer, and the orthographic projections of the first end portion and the second end portion are respectively located on both sides of an orthographic projection of the second signal line on the base substrate.