Abstract: A touch display panel includes: a base substrate, including a display area and a peripheral area on at least one side of the display area; pixel units in the display area, including a pixel driving circuit and a light-emitting element electrically connected to each other; touch electrodes in the display area; a touch wire electrically connected to at least one touch electrode, at least part of which extends to the peripheral area; a touch lead in the peripheral area, where the touch lead and the touch wire are in different conductive layers; and a contact groove in the peripheral area, where the touch wire and the touch lead are in contact in the contact groove, where the touch wire has a first touch wire portion in the contact groove, and the first touch wire portion extends obliquely with respect to an upper surface of the base substrate.

Abstract: A polymer comprising a structural unit of formula (I). wherein each X is independently a C1-10 hydrocarbylene group optionally comprising 1 to 6 heteroatoms: Y is a C2-20 hydrocarbylene group: Z is a C1-20 hydrocarbylene group optionally comprising 1 to 6 heteroatoms or a linking group comprising one or more alkylene glycol or ethylene diamine groups: n is 12 to 100; and m is 2 to 1000.

Abstract: Embodiments of semiconductor devices and methods for forming the semiconductor devices are disclosed. In an example, a method for forming device openings includes forming a material layer over a first region and a second region of a substrate, the first region being adjacent to the second region, forming a mask layer over the material layer, the mask layer covering the first region and the second region, and forming a patterning layer over the mask layer. The patterning layer covers the first region and the second region and including openings corresponding to the first region. The plurality of openings includes a first opening adjacent to a boundary between the first region and the second region and a second opening further away from the boundary. Along a plane parallel to a top surface of the substrate, a size of the first opening is greater than a size of the second opening.

Abstract: There is provided a display substrate, including: a base; light-emitting units on a side of the base; a flat light-shielding functional layer, including a black matrix and a first planarization layer, on a side of the light-emitting units away from the base, light outgoing openings being provided in the black matrix and being in one-to-one correspondence with the light-emitting units, and the first planarization layer at least filling the light outgoing openings; and a color filter layer, including color filter patterns in one-to-one correspondence with the light outgoing openings, on a side of the flat light-shielding functional layer away from the base, an orthographic projection of each color filter pattern on the base covering an orthographic projection of the light outgoing opening corresponding to the color filter pattern on the base. A method for manufacturing a display substrate, a display panel and a display apparatus are further provided.

Abstract: A display panel and a display device.

Abstract: A display substrate and a display device. The display substrate includes a base, an insulating layer, a crack barrier structure, and a signal line. The crack barrier structure is located in a peripheral area, and at least a part of an orthographic projection of the crack barrier structure onto the base extends in an extension direction of a boundary of a display area. The crack barrier structure includes: a groove structure and a blocking portion, the groove structure is in the insulating layer, and a part of the blocking portion is located in the groove structure. The signal line is located at the peripheral area, and includes a top surface facing away from the base, and a side surface located between the top surface and the base, and at least a part of the side surface away from the display area is between the blocking portion and the groove structure.

Abstract: A thyristor regulation circuit for a high-voltage light-emitting diode (LED) strip light includes: a live wire input terminal, a neutral wire input terminal, a full-bridge rectifier module, a first group of LED circuit modules, a second group of LED circuit modules, a third group of LED circuit modules, a first thyristor chip, a second thyristor chip and a third thyristor chip. The LED strip light includes a plurality of minimum LED strip light units, the minimum LED strip light units are arranged in parallel, and each of the minimum LED strip light units includes the thyristor regulation circuit for a high-voltage LED strip light. In the thyristor regulation circuit, an external bulky power supply is omitted, and an LED strip light is directly connected to the mains electricity for use, thereby reducing the installation difficulty; and the present disclosure is compatible with existing thyristor dimming circuits.

Abstract: A thyristor regulation circuit for a high-voltage light-emitting diode (LED) strip light includes: a live wire input terminal, a neutral wire input terminal, a full-bridge rectifier module, a first group of LED circuit modules, a second group of LED circuit modules, a third group of LED circuit modules, a first thyristor chip, a second thyristor chip and a third thyristor chip. The LED strip light includes a plurality of minimum LED strip light units, the minimum LED strip light units are arranged in parallel, and each of the minimum LED strip light units includes the thyristor regulation circuit for a high-voltage LED strip light. In the thyristor regulation circuit, an external bulky power supply is omitted, and an LED strip light is directly connected to the mains electricity for use, thereby reducing the installation difficulty; and the present disclosure is compatible with existing thyristor dimming circuits.

Abstract: An LED strip that can be bent in three-dimensional space of the invention includes a printed circuit board, and at least one hole is opened in the printed circuit board. The opening of the holes does not affect the conductivity of the printed circuit board but reduces the mechanical stress of the printed circuit board, thereby the printed circuit board or the LED strip can be bent in three-dimensional space without being destroyed. The installation problem in three-dimensional spaces is solved, in other words, the difficulty of the installation of the LED strip is decreased, so that, a space design with the LED strips can be made better, the performance of the LED strips is improved, and the application field of the LED strips is expanded.

Abstract: A quickly connectable plug and socket for power connection of electrical lighting apparatus comprising a male plug which is capable to be inserted and connected with a female socket; conductive contact pieces are provided in the female socket; conductive pins are provided on the male plug; at least two resilient claws are arranged along a circumference of a cavity of an insertion portion of the female socket; each resilient claw is provided with first teeth axially arranged in a column with respect to the female socket; outer circumferential surface of an insertion portion of the male plug is provided with second teeth corresponding to the first teeth and arranged axially in columns with respect to the male plug; the insertion portion of the female socket is also provided with a position limiting groove; a position limiting button corresponding to the position limiting groove is provided on the male plug.

Abstract: A quickly connectable plug and socket for power connection of electrical lighting apparatus comprising a male plug which is capable to be inserted and connected with a female socket; conductive contact pieces are provided in the female socket; conductive pins are provided on the male plug; at least two resilient claws are arranged along a circumference of a cavity of an insertion portion of the female socket; each resilient claw is provided with first teeth axially arranged in a column with respect to the female socket; outer circumferential surface of an insertion portion of the male plug is provided with second teeth corresponding to the first teeth and arranged axially in columns with respect to the male plug; the insertion portion of the female socket is also provided with a position limiting groove; a position limiting button corresponding to the position limiting groove is provided on the male plug.