The present disclosure provides operating methods and apparatuses of a display device. In an implementation, a method includes driving each pixel for each frame, wherein a plurality of pixels of the display device are disposed in an array of rows and columns, where a period of one frame comprises Nd time sections, one of Ba different voltage levels is applied to the pixel in each time section, Ba is greater than or equal to 3, the sum of the results of multiplying the length of each time section by the applied voltage level corresponds to a brightness, grey scale color, or luminance. One of suitable applications of the present invention is a micro-LED display.

An apparatus for driving a display panel including a plurality of cells coupled to a plurality of gate lines and a plurality of data lines, a gate driver configured to output a gate selection signal to a shared gate line, and a data driver configured to output data signals to the cell array. The shared gate line includes a first gate line and a second gate line, the first and second gate lines sharing the gate selection signal.

A pixel may include a light-emitting element, a first transistor including first and second gate electrodes, a second transistor which is connected between a data line and the second gate electrode, and turned on in response to a third scan signal, a third transistor which is connected between first and second nodes, and turned on in response to a second scan signal, a fourth transistor which is connected between the first node and a third power line, and turned on in response to a first scan signal, a fifth transistor which is connected between the first power line and the first transistor, and turned off in response to a first emission control signal, a sixth transistor which is turned off in response to a second emission control signal, and a first capacitor connected between the first power line and the first node.

A display method includes steps of: receiving, by the controller, a first frame and a second frame from an input data; up-converting, by the controller, a frame rate of the input data to produce a third frame based on the first frame and the second frame; identifying, by the controller, a static image content of the third frame according to a comparison of the first frame and the second frame; controlling, by the controller, the driver circuit not to update data of pixels within a static display area of the display panel corresponding to the static image content during the period of time that the third frame is displayed by the display panel.

A display device includes: active stages each include a scan output circuit outputting a scan clock signal to a first output terminal and a carry output circuit outputting a carry clock signal to a second output terminal, when a voltage of a first node is at a logic high level. The scan output circuit and carry output circuit output a scan signal of a turn-off level to the first output terminal when a voltage of a second node or a carry signal is at a logic high level. An interval between pulses of the carry clock signal generated during one frame period is the same, and at least two of intervals between pulses of the scan clock signal generated during the one frame period are different from each other.

Disclosed are a shift register unit, an operation method therefor and a shift register including the shift register unit. The shift register unit includes: an input module configured to transmit a received input signal to a pull-up node; an output module configured to output a first control signal of a first control signal end to an output end when a pull-up signal at the pull-up node is at an effective pull-up level; and a coupling module having a first end connected to a second control signal end and a second end connected to the pull-up node, and being configured to control the pull-up signal at the pull-up node in a voltage coupling manner according to a second control signal of the second control signal end. By further pulling up the voltage at the pull-up node when output end is reset, the speed of resetting the output end can be increased.

Provided is a spatial light modulator device that includes a light modulation unit, a first memory, and a second memory. The light modulation unit performs a transition operation between a first state and a second state. In the first memory, data for specifying which one state of the first state and the second state the light modulation unit is to be put in is written during a transition time in which the transition operation is performed. In the second memory, the data retained in the first memory is written after the transition time ends and the second memory supplies the data to the light modulation unit.

To provide a semiconductor device, a liquid crystal display device, and an electronic device which have a wide viewing angle and in which the number of manufacturing steps, the number of masks, and manufacturing cost are reduced compared with a conventional one. The liquid crystal display device includes a first electrode formed over an entire surface of one side of a substrate; a first insulating film formed over the first electrode; a thin film transistor formed over the first insulating film; a second insulating film formed over the thin film transistor; a second electrode formed over the second insulating film and having a plurality of openings; and a liquid crystal over the second electrode. The liquid crystal is controlled by an electric field between the first electrode and the second electrode.

An in-cell touch panel and a display device are disclosed. In the in-cell touch panel, a plurality of mutually independent self-capacitance electrodes arranged in the same layer are disposed on an array substrate in accordance the self-capacitance principle; a touch detection chip can determine the touch position by the detection of the capacitance variation of the self-capacitance electrodes; leads arranged in the same layer as pixel electrodes are disposed at gaps between the pixel electrodes and configured to connect the self-capacitance electrodes to the touch detection chip. The touch panel can reduce the manufacturing cost and improve the productivity.

A semiconductor device and the like with low power consumption can be provided. A shift register in which a plurality of register circuits are connected to each other in series. The plurality of register circuits each include a flip-flop circuit. An operation of the flip-flop circuit of the register circuit in one stage is determined by a clock signal, an output signal of the register circuit in the previous stage, an output signal of the register circuit in the one stage, and an output signal of the register circuit in the next stage. Data stored in the flip-flop circuits in the register circuits in stages that are two or more stages before the one stage and in the register circuits in stages that are two or more stages after the one stage are not rewritten.