Abstract:
A display device and a method for operating a display device is provided. The display device includes a display panel, a photosensitive image sensor, and a pressure sensing sensor. The display panel includes a display area and has a display side and a back side opposite to the display side. The photosensitive image sensor and the pressure sensing sensor are stacked in the display area of the display panel and are located on the back side of the display panel. The pressure sensing sensor is configured to sense a pressing action on the display side of the display panel. The photosensitive image sensor is configured to detect an image of a texture on the display side of the display panel.
Abstract:
The present disclosure provides a flexible touch panel and a display device. The flexible touch panel includes a flexible substrate baseplate and a flexible touch electrode pattern disposed on the flexible substrate baseplate, and a bendable area arranged on the flexible touch panel where the bendable area has at least one relatively fixed position, and at least part of the flexible touch electrode pattern is in the bendable area and has a cutoff region.
Abstract:
The present invention provides an optical mask plate and a laser lift-off device. The optical mask plate comprises at least one totally-transmissive region and a blocking region surrounding the totally-transmissive region. The totally-transmissive region allows lasers having a predetermined wavelength to completely pass therethrough, while the blocking region does not allow the lasers having the predetermined wavelength to pass therethrough. The laser lift-off device comprises the optical mask plate. During the whole process of scanning a rigid substrate with the laser beam, as a laser emitter for emitting the laser beam can be in an on state all the time, the energy of the laser beam is nearly uniform in the process of scanning the rigid substrate with the laser beam, and in this way, edge portions of a flexible device can be prevented from being burned by the laser beam.
Abstract:
An array substrate and a display device are provided. The array substrate includes: a gate driving circuit, no pixel electrode layer being provided on a position of the array substrate corresponding to the gate driving circuit, the array substrate being made of a flexible material, wherein, the gate driving circuit is disposed on a position of a central axis of the array substrate and extends along a direction of the central axis; the gate driving circuit is configured for providing a driving signal to a gate line of the array substrate.
Abstract:
The present invention belongs to the technical field of display, and specifically relates to an OLED pixel structure and an OLED display device. The OLED pixel structure comprises a thin film transistor and an OLED device, the thin film transistor being provided with a driving electrode for controlling whether the OLED device emits light or not, wherein the pixel structure comprises a transmission region and a reflection region in which a reflection layer formed by extending the driving electrode is provided. The beneficial advantages are that the OLED pixel structure can effectively improve the utilization of the light source and the utilization of the display panel.
Abstract:
The present application discloses a retractable display device comprising a display panel having a first end and a second end opposite to the first end; a retractor for receiving the display panel; wherein the first end is attached to the retractor, the retractor is dimensioned to permit the display panel to be retracted into or extended from the retractor; at least one sensor in proximity of the retractor for generating a position signal indicative of a position in the display panel corresponding to the at least one sensor; and a controller coupled with a circuit board of the retractable display device for generating a control signal upon receiving the position signal, the control signal selectively controls a first portion of the display panel in a first functional mode and a second portion of the display panel in a second functional mode.
Abstract:
An OLED array substrate, comprising a plurality of pixel units, the pixel unit at least comprising a first sub-pixel, a second sub-pixel and a third sub-pixel, further comprising: a substrate, a TFT array and a pixel electrode formed on the substrate, and at least two organic luminescent material layers that display different colors formed on the pixel electrode, wherein the first sub-pixel comprises a first pixel electrode, the second sub-pixel comprises a second pixel electrode, the third sub-pixel comprises a third pixel electrode, an organic luminescent material layer of a first color covers the adjacent first pixel electrode and second pixel electrode in the pixel unit, an organic luminescent material layer of a second color covers the adjacent second pixel electrode and third pixel electrode in the pixel unit.
Abstract:
An array substrate, a manufacturing method thereof and a display panel are provided. The array substrate includes: a substrate; and first pixel groups and second pixel groups which are disposed on the substrate and are alternately arranged to form a pixel array. Each first pixel group includes two first pixel units, each first pixel unit includes a first pixel electrode connected with a common electrode and a second pixel electrode connected with a drain electrode of a drive TFT of the first pixel unit. Each second pixel group includes two second pixel units, each second pixel unit includes a third pixel electrode connected with a drain electrode of a drive TFT of the second pixel unit and a fourth pixel electrode connected with the common electrode.
Abstract:
A writing device for electronic paper includes an array substrate, a master control module, an input module electrically connected with the master control module, and an array substrate driving module electrically connected with the master control module, the array substrate is electrically connected with the array substrate driving module, an upper surface of the array substrate is configured to be electrically connected with electronic paper to be written, the input module is configured to input operation instructions to the master control module, the master control module is configured to control the array substrate driving module to drive the array substrate for performing writing operations according to the operation instructions. An embodiment of the present invention further provides an electronic paper tag system including the electronic paper writing device. Therefore, the writing device and the electronic paper tag system provided in embodiments of the present invention are particularly applicable to situations in which tag information is not required to be updated frequently (for example, doorplate, merchandise price labels).
Abstract:
Disclosed are a method, a device and a source driver for charging pixel points on a TFT-LCD substrate, which are capable of charging electrodes on an upper substrate and pixel points on a lower substrate. The charging method includes: switching on a first, second, third and fourth switches, switching off a fifth, sixth and seventh switches, and charging a first, second, third and fourth capacitors; switching off the first, second, third, fourth, sixth and seventh switches, and charging a fifth capacitor; switching off the fifth switch, switching on the first, second, third, fourth, sixth and seventh switches, so that the first capacitor stores positive six-bit pixel voltage and the fourth capacitor stores negative six-bit pixel voltage; and charging the pixel points on the lower substrate by the first and fourth capacitors, and charging the electrodes on the upper substrate by the fifth capacitor.