Abstract: A fast signal response circuit with hysteresis control includes a switch element and a comparator. The switch element includes a first and a second input terminals and a control terminal, the first terminal is configured to receive a first reference signal, the second terminal is configured to receive a second reference signal, the control terminal is configured to receive a control signal, and the switch element is configured to output the first or the second reference signal through a first output terminal according to the control signal. The comparator includes a third input terminal, a fourth input terminal and a second output terminal, the third input terminal is connected to the first output terminal, the fourth input terminal is configured to receive a sensing signal corresponding to a light input, and the second output terminal is connected to the controller and is configured to output the comparison result.

Abstract: A photosensitive reflector, a laser induced touch device and a laser touch detection method are provided. The photosensitive reflector, comprising a reflection layer and a photosensitive element, wherein the photosensitive element is disposed on or in the reflection layer and configured to sense at least one of light running through the reflection layer, light incident on the reflection layer, or light reflected by the reflection layer.

Abstract: A photosensitive reflector, a laser induced touch device and a laser touch detection method are provided. The photosensitive reflector, comprising a reflection layer and a photosensitive element, wherein the photosensitive element is disposed on or in the reflection layer and configured to sense at least one of light running through the reflection layer, light incident on the reflection layer, or light reflected by the reflection layer.

Abstract: A touch panel, a touch detection method thereof, and a display device are provided. The touch panel includes an electrowetting substrate and a touch substrate which are disposed opposite to each other and a conductive fluid drop disposed between the electrowetting substrate and the touch substrate. The electrowetting substrate includes a first base substrate, a control electrode, and a first insulating layer; the conductive fluid drop is disposed at a side of the first insulating layer away from the control electrode, and corresponds to the control electrode; the touch substrate includes a second base substrate and a touch electrode unit disposed at a side of the second base substrate close to the electrowetting substrate; the touch electrode unit and the conductive fluid drop are disposed opposite to each other.

Abstract: Embodiments of the present disclosure provide a moisture conveying layer, a display panel having the moisture conveying layer, a display apparatus having the display panel, a method of manufacturing a moisture conveying layer, and a method of manufacturing a display panel. The moisture conveying layer includes: a bottom wall; a first sidewall and a second sidewall which are disposed opposite to each other, and which, together with the bottom wall, form a moisture conveying channel; and a flow guide member located between the first sidewall and the second sidewall. The flow guide member includes a first end connected to the bottom wall, and a second end, and an angle between the flow guide member and the bottom wall is an acute angle.

Abstract: Embodiments of the present disclosure provide a moisture conveying layer, a display panel having the moisture conveying layer, a display apparatus having the display panel, a method of manufacturing a moisture conveying layer, and a method of manufacturing a display panel. The moisture conveying layer includes: a bottom wall; a first sidewall and a second sidewall which are disposed opposite to each other, and which, together with the bottom wall, form a moisture conveying channel; and a flow guide member located between the first sidewall and the second sidewall. The flow guide member includes a first end connected to the bottom wall, and a second end, and an angle between the flow guide member and the bottom wall is an acute angle.

Abstract: The present disclosure relates to a holographic reproducing apparatus comprising: a light source configured to supply a reproducing light beam to be incident to a photorefractive crystal, wherein the photorefractive crystal has holographic images recorded therein in a plurality of different angles respectively; a reflective mirror configured to reflect the reproducing light beam emitted from the light source to the photorefractive crystal; and a driving mechanism connected to the reflective mirror and configured to drive the reflective mirror to move on a plane elliptical arc, the plane elliptical arc is defined by using the light source and the photorefractive crystal as two mathematical focuses and using a predetermined constant, so that an incident angle of the reproducing light beam to be incident to the photorefractive crystal varies to form a plurality of reproducing light beams in different angles to be incident to the photorefractive crystal in sequence.

Abstract: A touch panel, a touch detection method thereof, and a display device are provided. The touch panel includes an electrowetting substrate and a touch substrate which are disposed opposite to each other and a conductive fluid drop disposed between the electrowetting substrate and the touch substrate. The electrowetting substrate includes a first base substrate, a control electrode, and a first insulating layer; the conductive fluid drop is disposed at a side of the first insulating layer away from the control electrode, and corresponds to the control electrode; the touch substrate includes a second base substrate and a touch electrode unit disposed at a side of the second base substrate close to the electrowetting substrate; the touch electrode unit and the conductive fluid drop are disposed opposite to each other.

Abstract: The present disclosure relates to a holographic reproducing apparatus comprising: a light source configured to supply a reproducing light beam to be incident to a photorefractive crystal, wherein the photorefractive crystal has holographic images recorded therein in a plurality of different angles respectively; a reflective mirror configured to reflect the reproducing light beam emitted from the light source to the photorefractive crystal; and a driving mechanism connected to the reflective mirror and configured to drive the reflective mirror to move on a plane elliptical arc, the plane elliptical arc is defined by using the light source and the photorefractive crystal as two mathematical focuses and using a predetermined constant, so that an incident angle of the reproducing light beam to be incident to the photorefractive crystal varies to form a plurality of reproducing light beams in different angles to be incident to the photorefractive crystal in sequence.

Abstract: The present invention provides a display substrate including a plurality of pixel units. Wherein, the plurality of pixel units include a plurality of oblique pixel units, and length directions of the plurality of oblique pixel units are oblique relative to a horizontal direction. The present invention further provides a display panel and a stereoscopic display device. When stereoscopic display is performed using the display panel according to the present invention, the resolutions of each parallax image in both a length direction and a width direction of the display panel decrease, i.e., the problem that the resolution of a single-eye image decreasing only in one direction when stereoscopic display is performed is avoided, thereby improving the display effect.

Abstract: The present invention discloses a display panel, a three-dimensional display device and manufacturing method thereof. The display panel comprises a plurality of display regions. At least one of the plurality of display regions is configured to display a first display picture, while the rest of the plurality of display regions are configured to display a second display picture. A frame of display picture comprises the first display picture and the second display picture. When the frame of display picture is displayed, the polarization direction of the first display picture is different from that of the second display picture. In the technical solutions provided by the present invention, it is unnecessary to arrange a liquid crystal cell on a display panel, so the production cost is reduced.

Abstract: A 2D/3D switching apparatus includes a switching layer that includes a cylindrical lens grating and a cavity defined by a cylindrical curved surface of the cylindrical lens grating and a cover, a container for storing a transparent liquid that has a refractive index equal to a refractive index of a material of the cylindrical lens grating, and a vacuum pump respectively connected with the cavity of the switching layer and the container. The vacuum pump injects the transparent liquid from the container to the cavity of the switching layer, or injects the transparent liquid from the cavity to the container.

Abstract: A photosensitive reflector, a laser induced touch device and a laser touch detection method are provided. The photosensitive reflector, comprising a reflection layer and a photosensitive element, wherein the photosensitive element is disposed on or in the reflection layer and configured to sense at least one of light running through the reflection layer, light incident on the reflection layer, or light reflected by the reflection layer.

Abstract: The present invention provides a cylindrical lens assembly, comprising a cylindrical lens array, a closed hood and a liquid storage tank. A to-be-filled chamber is formed between the cylindrical lens array and the closed hood. The to-be-filled chamber is connected with the liquid storage tank used for storing transparent liquid. The refractive index of the transparent liquid is the same as that of the cylindrical lens array. The transparent liquid can flow between the liquid storage tank and the to-be-filled chamber and fill up the to-be-filled chamber. The top of the closed hood is made of a transparent material. The present invention further provides a display device comprising above cylindrical lens assembly. The cylindrical lens assembly provided by the present invention is simple and easy to operate, and the display device comprising above cylindrical lens assembly can realize a switchover between flat panel display and stereoscopic display, with low cost.

Abstract: The present disclosure provides a 2D/3D switching apparatus and a display device. The 2D/3D switching apparatus includes a switching layer that includes a cylindrical lens grating and a cavity defined by a cylindrical curved surface of the cylindrical lens grating and a cover, a container for storing a transparent liquid that has a refractive index equal to a refractive index of a material of the cylindrical lens grating, and a vacuum pump respectively connected with the cavity of the switching layer and the container. The vacuum pump injects the transparent liquid from the container to the cavity of the switching layer, or injects the transparent liquid from the cavity to the container.

Abstract: The present invention discloses a display panel, a three-dimensional display device and manufacturing method thereof. The display panel comprises a plurality of display regions. At least one of the plurality of display regions is configured to display a first display picture, while the rest of the plurality of display regions are configured to display a second display picture. A frame of display picture comprises the first display picture and the second display picture. When the frame of display picture is displayed, the polarization direction of the first display picture is different from that of the second display picture. In the technical solutions provided by the present invention, it is unnecessary to arrange a liquid crystal cell on a display panel, so the production cost is reduced.

Abstract: The present invention provides a display substrate including a plurality of pixel units. Wherein, the plurality of pixel units include a plurality of oblique pixel units, and length directions of the plurality of oblique pixel units are oblique relative to a horizontal direction. The present invention further provides a display panel and a stereoscopic display device. When stereoscopic display is performed using the display panel according to the present invention, the resolutions of each parallax image in both a length direction and a width direction of the display panel decrease, i.e., the problem that the resolution of a single-eye image decreasing only in one direction when stereoscopic display is performed is avoided, thereby improving the display effect.

Abstract: Devices and methods for recording and reproducing a holographic 3D image are provided. The devices for recording the holographic 3D image comprising: a laser generation unit for emitting a laser beam; a beam splitter unit configured to receive the laser beam from the laser generation unit and split the laser beam into a reference beam and an object beam directed to an object to be photographed; a photorefractive crystal configured to receive the reference beam from the beam splitter and the object beam diffused from the object to form a holographic 3D image; and a rotation unit configured to rotate the photorefractive crystal once every time one holographic 3D image is recorded. The holographic 3D image can be recorded and reproduced by the rotate the photorefractive crystal in light paths of recording and reproduction light beams, respectively.

Abstract: A holographic reproducing apparatus includes: a photorefractive crystal configured to have holographic images recorded in a plurality of different angles respectively; and a light source configured to supply a plurality of reproducing light beams to be incident to the photorefractive crystal in different angles, wherein the reproducing light beams have a same frequency and a same optical length as a reference light beam used when the holographic images are formed. In the holographic reproducing apparatus, each of the holographic images can be presented in different angles without interference therebetween, so that observers in a plurality of orientations can view the holographic images recorded in the photorefractive crystal, thus the problem that the viewing angle is unique in the holographic reproducing procedure is addressed.

Abstract: The present invention provides a cylindrical lens assembly, comprising a cylindrical lens array, a closed hood and a liquid storage tank. A to-be-filled chamber is formed between the cylindrical lens array and the closed hood. The to-be-filled chamber is connected with the liquid storage tank used for storing transparent liquid. The refractive index of the transparent liquid is the same as that of the cylindrical lens array. The transparent liquid can flow between the liquid storage tank and the to-be-filled chamber and fill up the to-be-filled chamber. The top of the closed hood is made of a transparent material. The present invention further provides a display device comprising above cylindrical lens assembly. The cylindrical lens assembly provided by the present invention is simple and easy to operate, and the display device comprising above cylindrical lens assembly can realize a switchover between flat panel display and stereoscopic display, with low cost.