Abstract: The grating substrate includes a first base substrate and a plurality of grating units on the first base substrate. The grating unit includes two control layers, a barrier structure between the two control layers, and a plurality of movable particles in a closed cavity surrounded by the barrier structure and the two control layers. The two control layers include a first control layer and a second control layer. The first control layer is located on a side of the second control layer distal from the first base substrate, and the two control layers are configured to control movement of the plurality of particles. The particles satisfy at least one of the following conditions: the particles have a refractive index smaller than a refractive index of the first control layer, or the particles are non-transparent particles.

Abstract: The present disclosure provides a method for compensating a common voltage. The method for compensating a common voltage includes: generating a feedback signal by acquiring a real-time monitoring result of a feedback signal line on the common voltage, the feedback signal including a plurality of time periods, each of the time periods including a first sub-period in which the feedback signal is interfered by the periodic signal and a second sub-period in which the feedback signal is not interfered by the periodic signal; processing the feedback signal to eliminate distortion of the feedback signal caused by interference of the periodic signal in the first sub-period; and compensating for the common voltage according to the feedback signal.

Abstract: The present disclosure relates to a holographic display device and an electronic device. The holographic display device may include a light source, a light transmission structure, a first photonic crystal group, and a spatial light modulator. The light transmission structure has a light incident surface and a light exiting surface. The first photonic crystal group is disposed between the light incident surface and the light source. The first photonic crystal group includes various photonic crystals for dividing light emitted by the light source into light beams of different colors. The light beams of different colors are transmitted into the light transmission structure through the light incident surface and emitted through the light exiting surface. The spatial light modulator corresponds to the light exiting surface for modulating light beams of different colors emitted from the light exiting surface to form a holographic image.

Abstract: Provided are a display panel and a driving method thereof. The display panel includes an array substrate, the display panel including a display region and a peripheral region. In the peripheral region, a common voltage wiring, a voltage feedback wiring, a periodic signal wiring, and a decoupling wiring are disposed on the array substrate at intervals; the common voltage wiring is configured to transmit a common voltage signal for display to a pixel array in the display region, the voltage feedback wiring is configured to transmit a voltage feedback signal for monitoring changes in the common voltage signal, the periodic signal wiring is configured to provide the pixel array with a periodic signal for display, the decoupling wiring is located between the periodic signal wiring and the voltage feedback wiring, and is configured to transmit a decoupling signal for reducing coupling distortion of the voltage feedback signal.

Abstract: A detection panel and a manufacturing method of the same are provided. The detection panel includes: a photosensitive element configured to sense a first light beam incident to the photosensitive element to generate a photosensitive signal; a drive circuit configured to be coupled to the photosensitive element to acquire the photosensitive signal from the photosensitive element, the drive circuit including a switch element; and a reflective grating which is on a side of the drive circuit where the first light beam is incident, and is configured to reflect at least a portion of the first light beam incident toward the switch element.

Abstract: The grating substrate includes a first base substrate and a plurality of grating units on the first base substrate. The grating unit includes two control layers, a barrier structure between the two control layers, and a plurality of movable particles in a closed cavity surrounded by the barrier structure and the two control layers. The two control layers include a first control layer and a second control layer. The first control layer is located on a side of the second control layer distal from the first base substrate, and the two control layers are configured to control movement of the plurality of particles. The particles satisfy at least one of the following conditions: the particles have a refractive index smaller than a refractive index of the first control layer, or the particles are non-transparent particles.

Abstract: A display substrate, a method for manufacturing the same and a display device are provided. The method includes steps of forming a common electrode line, a semiconductor pattern, and a data line on a base substrate, so that the semiconductor pattern is located between the common electrode line and the data line; and irradiating the semiconductor pattern by using light in a predetermined wavelength range from a side of the base substrate distal to the semiconductor pattern, to generate a dangling-bond defect state in a band gap of the semiconductor pattern.

Abstract: Provided are a display panel and a driving method thereof. The display panel includes an array substrate, the display panel including a display region and a peripheral region. In the peripheral region, a common voltage wiring, a voltage feedback wiring, a periodic signal wiring, and a decoupling wiring are disposed on the array substrate at intervals; the common voltage wiring is configured to transmit a common voltage signal for display to a pixel array in the display region, the voltage feedback wiring is configured to transmit a voltage feedback signal for monitoring changes in the common voltage signal, the periodic signal wiring is configured to provide the pixel array with a periodic signal for display, the decoupling wiring is located between the periodic signal wiring and the voltage feedback wiring, and is configured to transmit a decoupling signal for reducing coupling distortion of the voltage feedback signal.

Abstract: An optical detection sensor is disclosed. The optical detection sensor includes a converter configured to receive non-visible light, convert the non-visible light into visible light, and emit the visible light; and a visible light solid-state image sensor. The converter is located on a light incident side of the visible light solid-state image sensor, and the visible light solid-state image sensor is configured to receive the visible light to generate an electron flow, convert information of the electron flow into data information, and output the data information.

Abstract: The present disclosure relates to a holographic display device and an electronic device. The holographic display device may include a light source, a light transmission structure, a first photonic crystal group, and a spatial light modulator. The light transmission structure has a light incident surface and a light exiting surface. The first photonic crystal group is disposed between the light incident surface and the light source. The first photonic crystal group includes various photonic crystals for dividing light emitted by the light source into light beams of different colors. The light beams of different colors are transmitted into the light transmission structure through the light incident surface and emitted through the light exiting surface. The spatial light modulator corresponds to the light exiting surface for modulating light beams of different colors emitted from the light exiting surface to form a holographic image.

Abstract: The present disclosure provides a method for compensating a common voltage. The method for compensating a common voltage includes: generating a feedback signal by acquiring a real-time monitoring result of a feedback signal line on the common voltage, the feedback signal including a plurality of time periods, each of the time periods including a first sub-period in which the feedback signal is interfered by the periodic signal and a second sub-period in which the feedback signal is not interfered by the periodic signal; processing the feedback signal to eliminate distortion of the feedback signal caused by interference of the periodic signal in the first sub-period; and compensating for the common voltage according to the feedback signal.

Abstract: A detection panel and a manufacturing method of the same are provided. The detection panel includes: a photosensitive element configured to sense a first light beam incident to the photosensitive element to generate a photosensitive signal; a drive circuit configured to be coupled to the photosensitive element to acquire the photosensitive signal from the photosensitive element, the drive circuit including a switch element; and a reflective grating which is on a side of the drive circuit where the first light beam is incident, and is configured to reflect at least a portion of the first light beam incident toward the switch element.

Abstract: A display device is disclosed. The display device includes a display array layer and a liquid crystal control layer superimposed on a display side of the display array layer. The liquid crystal control layer includes a first electrode layer, a liquid crystal layer and a second electrode layer; the display array layer includes first pixels and second pixels alternately arranged in a first direction; and the first electrode layer and the second electrode layer are configured to receive driving voltages, so as to allow liquid crystal molecules in the liquid crystal layer to rotate to form first light deflection regions and second light deflection regions that are alternately arranged in the first direction, so as to form a first view point and a second view point.

Abstract: An optical detection sensor is disclosed. The optical detection sensor includes a converter configured to receive non-visible light, convert the non-visible light into visible light, and emit the visible light; and a visible light solid-state image sensor. The converter is located on a light incident side of the visible light solid-state image sensor, and the visible light solid-state image sensor is configured to receive the visible light to generate an electron flow, convert information of the electron flow into data information, and output the data information.

Abstract: A display substrate, a method for manufacturing the same and a display device are provided. The method includes steps of forming a common electrode line, a semiconductor pattern, and a data line on a base substrate, so that the semiconductor pattern is located between the common electrode line and the data line; and irradiating the semiconductor pattern by using light in a predetermined wavelength range from a side of the base substrate distal to the semiconductor pattern, to generate a dangling-bond defect state in a band gap of the semiconductor pattern.