A substrate includes a base material having an insulating property, a pixel electrode provided on one surface side of the base material, a pixel transistor provided between the base material and the pixel electrode, a first reflective film provided between the pixel transistor and the pixel electrode, and a common electrode provided between the pixel transistor and the first reflective film. The first reflective film has a first through-hole, the common electrode has a second through-hole, and a drain of the pixel transistor is coupled to the pixel electrode through the first through-hole and the second through-hole.

An electrophoretic display having a plurality of display pixels, each of the plurality of display pixels may include a pixel electrode for driving the display pixel, a single thin film transistor (TFT) coupled to the pixel electrode for transmitting waveforms to the pixel electrode, a front plane laminate (FPL) coupled to the single thin film transistor, and a storage capacitor coupled to the pixel electrode and placed in parallel with the FPL, where the storage capacitor is configured to be sufficiently ohmically conductive to allow the discharge of remnant voltages from the FPL through the storage capacitor.

An electrophoretic display having a plurality of display pixels, each of the plurality of display pixels may include a pixel electrode for driving the display pixel, a single thin film transistor (TFT) coupled to the pixel electrode for transmitting waveforms to the pixel electrode, a front plane laminate (FPL) coupled to the single thin film transistor, and a storage capacitor coupled to the pixel electrode and placed in parallel with the FPL, where the storage capacitor is configured to be sufficiently ohmically conductive to allow the discharge of remnant voltages from the FPL through the storage capacitor.

A digital microfluidic device includes a thin film transistor driving substrate. The thin film transistor driving substrate includes a first base substrate; a plurality of sample actuating units; a plurality of sample position detecting units; a dielectric insulating layer on a side of the plurality of sample actuating units and the plurality of sample position detecting units distal to the first base substrate; and a first hydrophobic layer on a side of the dielectric insulating layer distal to the first base substrate. Each of the plurality of sample actuating units includes a first electrode configured to drive transportation of a liquid droplet on the digital microfluidic device. Each of the plurality of sample position detecting units includes a photosensor configured to detect presence or absence of the liquid droplet on a position corresponding to the photosensor.

The present invention belongs to the field of electronic display technology, and relates to a display plasma module with a patterned structure, including a pixel electrode and a transparent electrode located above the pixel electrode, characterized in that a display plasma is provided between the pixel electrode and the transparent electrode. A spacer frame is located around the display plasma. A plasma barrier array for uniformly dispersing and stabilizing the display plasma is provided on the pixel electrode and/or the transparent electrode. The plasma barrier array includes a plurality of plasma barrier frames distributed in an array. The display plasma module of the present invention replaces the existing micro-cup structure or microcapsule with the display plasma, and the plasma barrier array for uniformly dispersing and stabilizing the display plasma is provided in the display plasma.

The present invention belongs to the field of electronic display technology, and relates to a display plasma module with a patterned structure, including a pixel electrode and a transparent electrode located above the pixel electrode, characterized in that a display plasma is provided between the pixel electrode and the transparent electrode. A spacer frame is located around the display plasma. A plasma barrier array for uniformly dispersing and stabilizing the display plasma is provided on the pixel electrode and/or the transparent electrode. The plasma barrier array includes a plurality of plasma barrier frames distributed in an array. The display plasma module of the present invention replaces the existing micro-cup structure or microcapsule with the display plasma, and the plasma barrier array for uniformly dispersing and stabilizing the display plasma is provided in the display plasma.

Provided are an array substrate, an electronic paper display panel and a drive method thereof and a display device. A display area includes a plurality of sub-display areas, a plurality of data lines in each sub-display area are electrically insulated from each other, corresponding data lines in different sub-display areas are electrically connected to each other, and a control signal line is configured to control display time of each sub-display area. When a control chip and a flexible circuit board are employed, only a small number of control chips and flexible circuit boards may drive the plurality of sub-display areas to display pictures.

The present invention is directed to a sealing layer that comprises a combination of polyurethane and poly(vinyl alcohol), the poly(vinyl alcohol) containing an acetoacetate functional group in its molecular structure. The sealing layer is formed from an aqueous sealing composition and shows water resistance and good barrier properties to non-polar fluids. The sealing layer can be used to seal microcells of electro-optic displays.

The present invention is directed to a sealing layer that comprises a combination of polyurethane and poly(vinyl alcohol), the poly(vinyl alcohol) containing an acetoacetate functional group in its molecular structure. The sealing layer is formed from an aqueous sealing composition and shows water resistance and good barrier properties to non-polar fluids. The sealing layer can be used to seal microcells of electro-optic displays.

According to one embodiment, an electrophoretic display device includes an array substrate including a base material, a common electrode on the base material, a plurality of pixel electrodes provided to face the common electrode, and an insulating layer provided between the common electrode and the pixel electrodes, a counter-substrate facing the array substrate, an electrophoretic layer including a plurality of electrophoretic elements and disposed between the array substrate and the counter-substrate, and a drive unit which drives the electrophoretic elements by a lateral electric field generated between the pixel electrodes and the common electrode.