Abstract: The present application relates to a display screen and a display device. The display screen includes: a substrate; a display device disposed on the substrate, the display device including several film layers; and a thin film encapsulation structure disposed on a side of the display device away from the substrate, the thin film encapsulation structure including a first encapsulation film disposed on the display device, and a first atomic layer deposition film disposed on the first encapsulation film; wherein a thermal expansion coefficient of the first encapsulation film is between a thermal expansion coefficient of the film layer immediately adjacent to the first encapsulation film on the display unit and a thermal expansion coefficient of the first atomic layer deposition film.

Abstract: Disclosed are a reliability test fixture and an online test device for a flexible display component. The fixture comprises a support and a rotating shaft rotatably mounted on the support. An engagement recess for fixing a flexible display component is provided in an axial direction on the surface of the rotating shaft. A test module used to detect an electrical parameter of an internal circuit of the flexible display component is disposed inside the rotating shaft. The test module has a test contact for electrically connecting to the flexible display component. During a test, the flexible display component is fixed in the engagement recess and is electrically connected to the test module.

Abstract: The present disclosure relates to a system for controlling deformation of a flexible screen, configured to control the deformation of the flexible screen, the flexible screen including: a flexible screen body, a metal layer attached to a back surface of the flexible screen body, and a current controlled deformation layer coated on the metal layer; the flexible screen further including a power supply circuit, and a current regulation circuit through which the power supply circuit is coupled to the metal layer; and the system including: a hardness regulation circuit, configured to control intensity of current flowing in the metal layer to soften the current controlled deformation layer. The above system for controlling deformation of a flexible screen can control the flexible screen to be deformed to have a desired shape.

Abstract: The present application relates to a display screen and a display device. The display screen includes: a substrate; a display device disposed on the substrate, the display device including several film layers; and a thin film encapsulation structure disposed on a side of the display device away from the substrate, the thin film encapsulation structure including a first encapsulation film disposed on the display device, and a first atomic layer deposition film disposed on the first encapsulation film; wherein a thermal expansion coefficient of the first encapsulation film is between a thermal expansion coefficient of the film layer immediately adjacent to the first encapsulation film on the display unit and a thermal expansion coefficient of the first atomic layer deposition film.

Abstract: Disclosed are a reliability test fixture and an online test device (100) for a flexible display component. The fixture comprises a support (110) and a rotating shaft (120) rotatably mounted on the support. A engagement recess (122) for fixing a flexible display component is provided in an axial direction on the surface of the rotating shaft (120). A test module (130) used to detect an electrical parameter of an internal circuit of the flexible display component is disposed inside the rotating shaft (120). The test module (130) has a test contact (132) for electrically connecting to the flexible display component. During a test, the flexible display component is fixed in the engagement recess (122) and is electrically connected to the test module (130). In this way, each time the rotating shaft (120) bents the flexible display component, the test module (130) can timely detect the electrical parameter of the internal circuit of the bent flexible display component.

Abstract: An operational control method of a flexible display device for controlling the flexible display device is disclosed, and the method includes: detecting an action performed by a user to the device, the action including one or any combination of bending, folding, edge deforming and shape recovering; and analyzing a characteristic value of the action, and performing a corresponding system function when the characteristic value of the action satisfies a preset condition.

Abstract: The present disclosure relates to a system for controlling deformation of a flexible screen, configured to control the deformation of the flexible screen, the flexible screen including: a flexible screen body, a metal layer attached to a back surface of the flexible screen body, and a current controlled deformation layer coated on the metal layer; the flexible screen further including a power supply circuit, and a current regulation circuit through which the power supply circuit is coupled to the metal layer; and the system including: a hardness regulation circuit, configured to control intensity of current flowing in the metal layer to soften the current controlled deformation layer. The above system for controlling deformation of a flexible screen can control the flexible screen to be deformed to have a desired shape.

Abstract: The present disclosure relates to a method for controlling deformation of a flexible screen, configured to control the deformation of the flexible screen, the flexible screen including: a flexible screen body, a metal layer attached to a back surface of the flexible screen body, and a current controlled deformation layer coated on the metal layer; the flexible screen further including a power supply circuit, and a current regulation circuit through which the power supply circuit is coupled to the metal layer; and the method including: controlling intensity of current flowing in the metal layer to soften the current controlled deformation layer; making the flexible screen form a desired shape by means of bending or folding; and controlling intensity of current flowing through the metal layer to harden the current controlled deformation layer. In addition, a system for controlling deformation of a flexible screen is also provided.

Abstract: A thin film transistor (TFT) and a method of manufacturing the TFT are disclosed. The TFT (200) includes: a gate (21) formed on a substrate (20); an insulating laminate (23) formed on the gate (21); a semiconductor layer (25) formed on the insulating laminate (23); and a source (27) and a drain (29) formed on the semiconductor layer (25), the source (27) and the drain (29) being located at and connected to opposing lateral edges of the semiconductor layer (25). The insulating laminate (23) includes a first insulating layer (231) and a second insulating layer (232), the second insulating layer (232) being located between the first insulating layer (231) and the semiconductor layer (25). The dual-layer insulating laminate enables improvements in the performance of the TFT by enhancing the interface properties and repairing interface state defects in the semiconductor layer.

Abstract: The present disclosure relates to a method for controlling deformation of a flexible screen, configured to control the deformation of the flexible screen, the flexible screen including: a flexible screen body, a metal layer attached to a back surface of the flexible screen body, and a current controlled deformation layer coated on the metal layer; the flexible screen further including a power supply circuit, and a current regulation circuit through which the power supply circuit is coupled to the metal layer; and the method including: controlling intensity of current flowing in the metal layer to soften the current controlled deformation layer; making the flexible screen form a desired shape by means of bending or folding; and controlling intensity of current flowing through the metal layer to harden the current controlled deformation layer. In addition, a system for controlling deformation of a flexible screen is also provided.

Abstract: A 3D flexible display device is disclosed, including: a flexible screen, made of flexible materials, for displaying images; and a height control layer, formed on a back side of the flexible screen, configured to change the height of the raising on the area of the height control layer towards the flexible screen to control the height of the raising on the corresponding display area of the flexible screen. A display method of the 3D flexible display device is also disclosed. The above 3D flexible screen and 3D display method can make use of the deformation feature of the flexible display device, and raise a corresponding display area on the flexible display device with the height control to the area on the height control layer, thus presenting real 3D effects.

Abstract: An operational control method of a flexible display device for controlling the flexible display device is disclosed, and the method includes: detecting an action performed by a user to the device, the action including one or any combination of bending, folding, edge deforming and shape recovering; and analyzing a characteristic value of the action, and performing a corresponding system function when the characteristic value of the action satisfies a preset condition.