Abstract:
The present disclosure provides a tactile feedback device, including: a deformable structure, a driver coupled to the deformable structure, and a controller coupled to the driver. The deformable structure is configured to include a plurality of deformable units placed on a display panel, each of the plurality of deformable units being capable of deforming along a direction at an angle to a plane the plurality of deformable units is placed on. The controller is configured to generate and send a control signal to the driver, the control signal being based on a touch location of a touch motion. The driver is configured to drive deformable units corresponding to the touch location to deform based on the control signal.
Abstract:
A wearable power generation device, wearable clothes capable of generating power, and a power generation method are provided. The wearable power generation device includes at least one magnet unit, at least one electromagnetic induction unit, and at least an energy storage unit electrically connected to the at least one electromagnetic induction unit. The magnet unit and the electromagnetic induction unit are respectively disposed to be worn on different parts of an animal body. During movement of the animal body, the magnetic flux passing through the electromagnetic induction unit is changed to generate an induction current by changing the relative position of the magnet unit and the electromagnetic unit. The energy storage unit is configured to convert the induction current generated by the electromagnetic induction unit into electric energy for storage.
Abstract:
A thin film transistor, an array substrate and a display device are provided by the present disclosure. The thin film transistor is on a base substrate, a profile of a width edge of the channel includes an up-and-down curved section in a direction perpendicular to a surface of the base substrate.
Abstract:
The present invention relates to a liquid crystal display panel and a display device. The liquid crystal display panel comprises a first substrate and a second substrate assembled in an aligned manner, and further comprises a reflecting layer, a light wavelength conversion layer and a quantum dot layer; the reflecting layer is provided on the second substrate, the quantum dot layer is provided on the first substrate or the second substrate, and the reflecting layer and the quantum dot layer are arranged in a direction from the second substrate to the first substrate; the light wavelength conversion layer is made from an upconversion material and provided between the reflecting layer and the quantum dot layer. The above liquid crystal display panel has a higher utilization of ambient light, and thus has higher brightness and contrast ratio.
Abstract:
A display device, a manufacturing method thereof, a driving method thereof and a display apparatus. The display device includes: a display panel; and an electrochromic device located on a light exiting side of the display panel. The electrochromic device and the display panel share a first base substrate and a first transparent electrode in the display panel that are close to the light exiting side of the display panel.
Abstract:
The present invention provides a touch detection circuit and a display device, and belongs to the field of display technology. In the touch detection circuit of the present invention, when a signal detection unit detects a change in a common voltage signal of a common electrode, a switch unit is controlled to be turned off, so as to avoid inaccurate detection of a touch position due to a spike pulse in the common voltage signal of the common electrode. The touch detection circuit of the present invention detects a touch position accurately and is simple in structure.
Abstract:
A double-faced display panel and a double-faced display device including the double-faced display panel are provided. The double-faced display panel includes: a first display sub-unit, provided with a first display surface and a first non-display surface opposite to each other; a second display sub-unit, provided with a second display surface and a second non-display surface opposite to each other, and arranged back to back with the first display sub-unit, the second non-display surface facing the first non-display surface; and a reflection unit, arranged between the first display sub-unit and the second display sub-unit, wherein the reflection unit is configured to reflect display light emitted from the first display sub-unit back to the first display sub-unit and reflect display light emitted from the second display sub-unit back to the second display sub-unit. As the reflection unit is adopted, the displaying light emitted from the first display sub-unit and the second display sub-unit and travelling to the non-display surfaces can be reflected and reused, thus improving light utilization of the double-faced display device, improving brightness of the double-faced display device and enabling the double-faced display device to have a better contrast.
Abstract:
Provided is a method for driving a display module. The method includes: generating a frame reference signal in response to a display instruction; transmitting a light emission control signal to a plurality of pixels in the display screen based on the frame reference signal, wherein the light emission control signal at a first level is configured to control the plurality of pixels to emit light, and the light emission control signal at a second level is configured to control the plurality of pixels not to emit light; and transmitting a turn-on signal to the sensor based on the frame reference signal, wherein the turn-on signal is configured to control the sensor to collect the target parameter, and the turn-on signal is not overlapped with a period when the light emission control signal is at the first level.
Abstract:
A method for adjusting a gamma voltage of a display module is provided. The method includes: obtaining a gamma voltage of the display module at a basic refresh frequency; obtaining an associated relationship between the gamma voltage of the display module at the basic refresh frequency and a gamma voltage of the display module at a target refresh frequency; and determining the gamma voltage of the display module at the target refresh frequency based on the gamma voltage of the display module at the basic refresh frequency and the associated relationship.
Abstract:
The present disclosure provides a display panel, a method for preparing the same, and a display device. The display panel includes pixel units distributed in an array in a display area, where the pixel units include sub-pixels, at least one of which has a maximum grayscale value voltage different from a maximum grayscale value voltage of the other sub-pixel; and a switching circuit including switching units on a side of the display area, where one end of the switching unit is connected to a data line. In two adjacent columns of pixel units, two sub-pixels having the same maximum grayscale value voltage are connected to two adjacent switching units through data lines, respectively.