Abstract:
The present disclosure relates to devices for thin film transistor test, test methods, and array panels. A device for thin film transistor test is provided that comprises: a substrate; a thin film transistor provided on the substrate, the thin film transistor including an active layer, a source, a drain, a gate, and a gate insulating layer; a light shielding layer disposed on a side of the active layer, which is away from the substrate, to shield at least an exposed portion of the active layer; a first electrode layer connected to one of the drain and the source; and a second electrode disposed over a surface of the first electrode layer with an intermediate insulating layer interposed therebetween, the surface being away from the substrate, the second electrode layer being connected to at least one of the drain and the source.
Abstract:
The present disclosure relates to a method and apparatus for storing a commodity and a computer readable storage medium. The method for storing a commodity includes: acquiring a temperature of the commodity; comparing the temperature with temperature thresholds to obtain a comparison result; and determining, according to the comparison result, whether to generate a prompt message for prompting to store the commodity in a thermal insulation device.
Abstract:
There is provided a display substrate, a method of manufacturing a display substrate, and a display device. The display substrate includes a base substrate, a conductive layer on the base substrate, and a protective layer on the conductive layer. The protective layer includes a plurality of fillers disposed in one layer. The filler includes an outer wall and a plurality of nanoscale filling particles enclosed by the outer wall.
Abstract:
A privacy film, a privacy display system, a display substrate and a display device are provided. The privacy film includes a first electrode layer, a second electrode layer and an adjustment film layer between the first electrode layer and the second electrode layer. The adjustment film layer includes a plurality of first adjustment units and a plurality of second adjustment units alternately arranged along a first direction, the first adjustment unit has a width larger than that of the second adjustment unit in the first direction; and when the first electrode layer and the second electrode layer are powered on, the first adjustment unit has a light transmittance lower than a first threshold, and the second adjustment unit has a light transmittance higher than a second threshold, and the second threshold is larger or equal to the first threshold.
Abstract:
A smart wearable device and a health monitoring method. The smart wearable device includes: an image acquisition unit configured to acquire a first image of food before a wearer takes the food and a second image of the food after the wearer takes the food; a calories analyzing unit configured to analyze the first image and the second image of the food to determine types of the food and an intake amount, and to determine an amount of intake calories based on the types of the food and the intake amount; and a calculation unit configured to generate a target exercise amount based on the amount of intake calories.
Abstract:
An OLED display panel, a packaging method thereof, and an OLED display device are provided. The OLED display panel comprises a substrate and a cover plate opposite to the substrate. An OLED device is provided on the substrate. The cover plate is attached onto the substrate so that the OLED device is located between the substrate and the cover plate. A packaging structure is provided between the substrate and the cover plate. The packaging structure surrounds periphery of the OLED device to hermetically package the OLED device in a dry and anti-oxidation manner. The packaging structure provided in periphery of the OLED device between the substrate and the cover plate in the OLED display panel can not only absorb moisture and oxygen well, but also hermetically package the OLED device more tightly, thereby protecting the OLED display panel against erosion of moisture and oxygen and ensuring better hermetical packaging effects.
Abstract:
A pixel unit, including: a pixel electrode, a gate electrode, a gate electrode line connected with the gate electrode, a source electrode, a data line connected with the source electrode, a second electrode disposed in a same layer as the pixel electrode, a first drain electrode connected with the pixel electrode, and a second drain electrode connected with the second electrode; the first drain electrode and the second drain electrode and the source electrode are provided with a channel therebetween, and the first drain electrode and the second drain electrode do not contact each other; along a direction of the data line, the edge of the second electrode is parallel with the edge of the pixel electrode and the two do not contact. An array substrate, a pixel driving method and a display device are further disclosed for overcoming the phenomenon of light leakage of the edge of the pixel unit caused by reduction of the width of the black matrix.
Abstract:
A flexible printed circuit board includes a substrate, a first conductive layer, a first protective layer and a support body. The substrate has a device region and a non-device region, and the device region is configured to be coupled to a chip. The first conductive layer is located on a side of the substrate. The first protective layer is located on a side of the first conductive layer away from the substrate. The first protective layer is provided therein with an accommodation space. The support body is located at least in the accommodation space. An orthographic projection of the support body on the substrate at least overlaps with at least one of the device region and the non-device region of the substrate.
Abstract:
A method for controlling voltage output is disclosed. The method is used to control a power supply module to provide a required operating voltage to a display panel, and a display frame of the display panel comprises a plurality of sequential row driving periods, each row driving period comprising a charging period and a non-charging period, wherein during the charging period, a connection between a data line and a corresponding row of sub-pixels is enabled so that data voltages are written into the corresponding sub-pixels. The method comprises controlling the power supply module to output an operating voltage at a preset first operating frequency during a display of a picture to be displayed, wherein a time period during which the power supply module outputs the operating voltage to the display panel does not overlap with the charging period of each row driving period.
Abstract:
An anti-peeping panel, a preparation method, a driving method, and a display device. The anti-peeping panel includes: a first substrate; a second substrate; a composite material layer; first and second transparent electrode layers. The first and second transparent electrode layers includes first and second elongate electrodes respectively; orthographic projections of at least one first and second elongate electrode on the first substrate have a first overlapping region; the composite material layer includes first and second composite regions, the second composite region overlaps with the first overlapping region; when an electric field of first frequency exists between first and second elongate electrodes, the second composite region shades light, the first composite region transmits light; when an electric field of second frequency exists between first and second elongate electrodes, the second composite region transmits light, the first composite region transmits light; the first frequency is different from the second frequency.