A driving method of an electronic device including a display unit, an imaging unit, and an illuminance sensing unit, the method comprising a first step of detecting that a user sees the display unit by the imaging unit; a second step of measuring external illuminance by the illuminance sensing unit when the user sees the display unit; a third step of determining from the value of the measured external illuminance whether display luminance is to be corrected; a fourth step of displaying an image with a predetermined luminance in the case where the display luminance is determined not to be corrected in the third step; a fifth step of determining a correction value when the display luminance is determined to be corrected in the third step; and a sixth step of displaying an image with a corrected luminance based on the correction value determined in the fifth step.

A display substrate and a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, and includes a shift register unit, a first clock signal line, and a second clock signal line in a peripheral region; a first portion and a second portion of a first connection wire of the display substrate are connected to a first gate electrode of a first control transistor of the shift register unit; an orthographic projection of the first portion on the base substrate is on a side of an orthographic projection of an active layer of the first control transistor on the base substrate away from a display region; and an orthographic projection of the second portion on the base substrate is on a side of the orthographic projection of the active layer of the first control transistor on the base substrate close to the display region.

According to an embodiment disclosed in this specification, an electronic device may include a camera including an image sensor, a display panel, a display driver integrated circuit (DDI) that drives the display panel at a first frame rate, a memory, and a processor operatively connected to the camera, the display panel, the DDI, and the memory. The DDI may drive the display panel in a plurality of cycles to output one frame corresponding to the first frame rate. The camera may perform exposure of the image sensor in a section, in which one or more lines among lines constituting the display panel do not emit light, in the plurality of cycles. The memory may store instructions that, when executed, cause the processor to determine illuminance around the electronic device using image data according to the exposure. Moreover, various embodiment found through the disclosure are possible.

A driving circuit includes a driving transistor, a capacitor, a reset circuit, a touch sensing electrode, a sensing circuit, and a read circuit. The capacitor is electrically coupled to a gate terminal of the driving transistor. The reset circuit is electrically coupled to the gate terminal of the driving transistor, and the reset circuit is configured to reset the voltage level of the gate terminal of the driving transistor. The sensing circuit is electrically coupled between the touch sensing electrode and the gate terminal of the driving transistor, and the sensing circuit is configured to transmit the voltage level of the touch sensing electrode to the gate terminal of the driving transistor. The read circuit is electrically coupled to the driving transistor, and the read circuit is configured to output a touch sensing signal according to the voltage level of the gate terminal of the driving transistor.

The electro-optical device includes a plurality of digital scanning lines, a plurality of analog scanning lines, a digital signal line, an analog signal line, and a plurality of pixel circuits. Each of the pixel circuits includes a light emitting element, a digital driving circuit, and an analog driving circuit. The digital driving circuit performs digital driving in which a drive current is supplied to the light emitting element in a period of a length corresponding to a grayscale value. The analog driving circuit performs analog current setting in which a current value of the drive current is set based on an analog data voltage. In a period in which the pixel circuit connected to an s-th digital scanning line and an s-th analog scanning line performs the analog current setting, the pixel circuit connected to a t-th digital scanning line and a t-th analog scanning line performs the digital driving.

A display device includes a display panel, a first line, a second line, a first driver, and a second driver. The display panel includes a first display area, a second display area, a third display area, and a fourth display area, which are sequentially arranged. The first display area and/or the second display area may be flexible. The second driver corresponds to the fourth display area, provides a first data voltage through the second line to the first display area during a first period, and provides a fourth data voltage to the fourth display area during a second period immediately following the first period. The first driver corresponds to the third display area, provides a second data voltage through the first line to the second display area during the second period, and provides a third data voltage to the third display area during the first period.

Discussed is a shift register capable of reducing a circuit area through simplification of a logic circuit configuration. The shift register according to an embodiment includes stages each selectively executing a forward scan and a backward scan. Each stage includes a pull-up transistor for generating a first clock under control of a control node, as an output thereof, a pull-down transistor for generating a gate-off voltage under control of a third clock, as an output thereof, a first transistor for setting and resetting the control node during the forward scan while resetting the control node during the backward scan, under control of a fourth clock, using output signals from a previous stage, and a second transistor for setting and resetting the control node during the backward scan while resetting the control node during the forward scan, under control of a second clock, using output signals from a next stage.

A pixel drive circuit includes a data write sub-circuit, an input and read sub-circuit, a drive sub-circuit, and a first output control sub-circuit. The data write sub-circuit is configured to transmit data signals input from a first data voltage terminal at different times to a first node. The input and read sub-circuit is configured to: transmit a signal of a signal transmission terminal to a second node in a write period, and transmit an electrical signal of the second node to the signal transmission terminal in a threshold voltage read period. The drive sub-circuit is configured to output a drive signal. The first output control sub-circuit is configured to: be coupled to an element to be driven, and transmit the drive signal output by the drive sub-circuit to the element to be driven.

Provided is a display device. The display device includes a display panel that includes a first display region and a second display region, a data driving circuit configured to drive a plurality of data lines, a scan driving circuit configured to drive a plurality of scan lines, and a driving controller configured to control the data driving circuit and the scan driving circuit so as to operate the first display region and the second display region at different frequencies when an operation mode is a multi-frequency mode, wherein the driving controller changes the operation mode to a normal mode when a difference between an image signal of a current frame of the first display region and an image signal of a previous frame of the first display region is equal to or greater than a reference value during the multi-frequency mode.

There is provided a display device including: a light emitting element; and a drive transistor (DRTr) that includes a coupling section (W1) and a plurality of channel sections (CH) coupled in series through the coupling section (W1), wherein the drive transistor (DRTr) is configured to supply a drive current to the light emitting element.