Abstract:
Provided in the embodiments of the present disclosure are a control method and device based on brain signal, and a human-machine interaction device, which periodically acquire EEG signals and cerebral oxygen signals within a target period, generate an electroencephalogram (EEG) wave curve representing changes of the EEG signals and a cerebral oxygen wave curve representing changes of the cerebral oxygen signals respectively within the target period, determine whether the EEG wave curve and the cerebral oxygen wave curve satisfy a condition for controlling a controlled device to perform a target operation, and control the controlled device to perform the target operation when the EEG wave curve and the cerebral oxygen wave curve satisfy the condition.
Abstract:
The present disclosure provides a display panel, a method for manufacturing the same, and a display device. The display panel includes a power supply, and includes a display area and a non-display area. A solar cell is disposed in the non-display area and is configured to convert external light into electric energy when the external light is irradiated on the solar cell, and charge the power supply with the converted electric energy.
Abstract:
The present disclosure is directed to a display method and a display device, a visible light communication transmission method and device, and a computer-readable storage medium. The display method includes: acquiring an image frame to be displayed and a corresponding binary code stream; adjusting a grayscale value of a corresponding pixel point in the image frame to be displayed based on a grayscale adjustment information set corresponding to each code element in the binary code stream, to obtain a first image frame and a second image frame that are different from the image frame to be displayed; and displaying the first image frame and the second image frame.
Abstract:
A gas concentration detecting device and a detecting method thereof are provided. The gas concentration detecting device includes: a first polarizer; a second polarizer arranged opposite to the first polarizer in such a way that a gap is formed between the first polarizer and the second polarizer; a light source on a side of the second polarizer away from the first polarizer or on a side of the first polarizer away from the second polarizer; and a photoluminescent layer between the first polarizer and the second polarizer. The light transmission axis of the first polarizer is perpendicular to a light transmission axis of the second polarizer.
Abstract:
Disclosed is an electrode structure including an electrode body, a composite layer disposed on the electrode body; a surface of the composite layer away from the electrode body being set to be a finger contact surface in a case of fingerprint recognition, wherein the composite layer is made from composite materials formed by a cured main body glue and one-dimensional nano-conductor materials distributed in the main body glue; and an end of each of the one-dimensional nano-conductor materials exposed from the finger contact surface of the composite layer, and the other of each of the one-dimensional nano-conductor materials makes contact with the electrode body. A fingerprint recognition module including the electrode structure and a manufacturing method thereof are also disclosed.
Abstract:
An embodiment of by the present disclosure provides a display device including a display panel, an anti-blue-light layer and a backlight module, the anti-blue-light layer is positioned between the display panel and the backlight module, and the anti-blue-light layer is capable of reflecting high-energy shortwave blue light incident from a direction of the backlight module and high-energy shortwave blue light incident from a direction of the display panel.
Abstract:
Traffic light and traffic light color identification system, and methods thereof are provided. A traffic light includes a control unit, configured to generate a control command; a signal modulating unit, configured to modulate an electrical signal based on the control command and output a modulation signal having a modulation frequency corresponding to a color of a signal light of the traffic light; and a signal generating unit configured to control the signal light of the traffic light and to transfer a signal to a vehicle, based on the modulation signal.
Abstract:
Traffic light and traffic light color identification system, and methods thereof are provided. A traffic light includes a control unit, configured to generate a control command; a signal modulating unit, configured to modulate an electrical signal based on the control command and output a modulation signal having a modulation frequency corresponding to a color of a signal light of the traffic light; and a signal generating unit configured to control the signal light of the traffic light and to transfer a signal to a vehicle, based on the modulation signal.
Abstract:
A sub-pixel unit, an array substrate and a display device are provided. The sub-pixel unit (1) includes a first sub-pixel electrode (10), a second sub-pixel electrode (11) and a common electrode line (12). The common electrode line (12) includes a first common electrode sub-line (120) and a second common electrode sub-line (121); an overlapped area between the first common electrode sub-line (120) and the first sub-pixel electrode (10) is larger than an overlapped area between the second common electrode sub-line (121) and the second sub-pixel electrode (11).
Abstract:
The present disclosure provides an OLED display apparatus and a method for producing the same, and a color filter substrate and a method for producing the same. The OLED display apparatus comprises: a TFT array substrate; a luminescent structure layer provided on the TFT array substrate, wherein light emitted from the luminescent structure layer is infrared light; and a light conversion layer located on the luminescent structure layer. The light conversion layer comprises a plurality of pixel areas, each of which is at least provided with three light conversion units, which are a red light conversion unit formed of an upconversion luminescent material emitting red light after stimulation by infrared light, a green light conversion unit formed of an upconversion luminescent material emitting green light after stimulation by infrared light, and a blue light conversion unit formed of an upconversion luminescent material emitting blue light after stimulation by infrared light.