A novel data processor which can display a plurality of images arranged in a predetermined order, a novel method for displaying data, or a novel program is provided. The data processor includes an input/output unit which supplies operation instructions, an arithmetic unit which determines data marked as a starting point according to the operation instructions to generate image data, and a display portion which displays the image data.

Embodiments disclosed herein relate generally to a stylus for texture capture. The stylus includes an image sensing and capture device to permit a surface to be scanned using the stylus and an image may be stored and displayed on an electronic device to represent the texture of the scanned surface.

A method and apparatus for detecting a movement of an object based on an event are provided. The apparatus may detect a movement of an object, for example, based on time difference information of a pixel corresponding to an event detected using an event-based vision sensor.

A method and apparatus for detecting a movement of an object based on an event are provided. The apparatus may detect a movement of an object, for example, based on time difference information of a pixel corresponding to an event detected using an event-based vision sensor.

The present disclosure provides a photoelectric sensor and driving method thereof, as well as an array substrate and a display device. The photoelectric sensor comprises a photoelectric element having an output terminal and a reference level input terminal, an amplifying transistor, a readout transistor, a reset transistor, a capacitor and a plurality of control input terminals. The output terminal of the photoelectric element, the gate of the amplifying transistor and the source of the reset transistor are connected to a first terminal of the capacitor. The reference level input terminal, the sources of the readout transistor and amplifying transistor are connected to a first reference voltage input terminal. The drains of the reset transistor and amplifying transistor are connected to a second reference voltage input terminal. The gates of the read-out transistor and reset transistor are respectively connected to a control input terminal.

The present disclosure provides a photoelectric sensor and driving method thereof, as well as an array substrate and a display device. The photoelectric sensor comprises a photoelectric element having an output terminal and a reference level input terminal, an amplifying transistor, a readout transistor, a reset transistor, a capacitor and a plurality of control input terminals. The output terminal of the photoelectric element, the gate of the amplifying transistor and the source of the reset transistor are connected to a first terminal of the capacitor. The reference level input terminal, the sources of the readout transistor and amplifying transistor are connected to a first reference voltage input terminal. The drains of the reset transistor and amplifying transistor are connected to a second reference voltage input terminal. The gates of the read-out transistor and reset transistor are respectively connected to a control input terminal.

Disclosed in the invention are a projector screen, touch screen projection displaying method and system, which belong to the field of display technology. The touch screen projection displaying system comprises a projector screen, a processing module and a projector, wherein the projector screen is provided with a capacitive touch film layer, is connected with the processing module, and is configured to receive a touch operation via the capacitive touch film layer, and transmit the touch position information generated by the touch operation to the processing module; the processing module is connected with the projector, and is configured to determine the target image information according to the touch position information; and the projector is configured to receive the target image information transmitted by the processing module, process the target image information, and project the processed target image information onto the projector screen. The invention is used for projection displaying, and solves the problem of poor touch effect of touch screen projection displaying systems in the prior art, thus improving the touch effect.

An optical fingerprint detection apparatus and a display device are disclosed. The optical fingerprint detection apparatus includes: a light source; a touch panel including a first surface and a second surface, the first surface being provided with at least one touch area, the second surface being configured for receiving the light beam emitted from the light source and angled with respect to the first surface by an angle of less than 90 degrees; and a detection unit located outside of the side of the touch panel opposite to the first surface and configured for receiving the light beam reflected by the touch area and emitted from the touch panel and detecting an intensity distribution of the received light beam.

According to various embodiments, a gesture recognition device may be provided. The gesture recognition device may include: a plurality of emitters, each emitter configured to emit a signal; at least one receiver configured to receive signals emitted by the plurality of emitters; a controller configured to control the plurality of emitters to subsequently emit signals in a plurality of patterns of a first subset of the plurality of emitters emitting a signal and a second subset of the plurality of emitters not emitting a signal; and a gesture recognition circuit configured to determine a gesture of a user of the input device based on the signals received by the at least one receiver.

Provided is an optical member including: a substrate; and a dot that is in contact with a surface of the substrate, in which the dot is formed of a liquid crystal material having a cholesteric structure, four or more dots form one recognition effective region as an aggregate, and a shortest inter-end distance between one arbitrary dot and at least two other dots in the recognition effective region is 10 μm or less. in the optical member, even when a dot pattern is observed in an oblique direction, retroreflection properties are exhibited and the intensity of reflected light is high. By using the optical member according to the present invention, an image display device having a high data input sensitivity can be provided.