Abstract: A pixel definition layer and a manufacturing method thereof, a display substrate, and a display panel are provided. The pixel definition layer includes: a lyophilic material layer on a base substrate, which includes a plurality of lyophilic portions spaced in pairs, which being with an annular structure and used to define a pixel region; and a lyophobic material layer on a side of the lyophilic material layer from the base substrate, which being filled between each two adjacent lyophilic portions of the plurality of lyophilic portions, and a distance from a surface of the lyophobic material layer from the base substrate to the base substrate is larger than a distance from a surface of the lyophilic material layer from the base substrate to the base substrate. The pixel definition layer improves the uniformity of films formed in the pixel region by the solution.

Abstract: The present disclosure provides an organic light-emitting diode display substrate, a method of preparing the same, and a display device. The organic light-emitting diode display substrate includes: a light-emitting layer, a light modulation layer, and a color conversion layer, in which the light-emitting layer is configured to emit first color light, the light modulation layer and the color conversion layer are arranged on different light-exiting paths of the light-emitting layer, the color conversion layer is configured to convert first color light into second color light and third color light, and the light modulation layer is configured to modulate an emergent direction of first color light.

Abstract: Disclosed are a packaging cover plate, an organic light-emitting diode display and a manufacturing method therefor. The packaging cover plate comprises: a cover plate body, the cover plate body being provided with open slots; cover plugs for covering openings at two ends of the open slots; and water absorption layers for at least covering mouths of the open slots. By means of the arranged open slots, the packaging cover plate can conveniently introduce a dry gas. In addition, the water absorption layers absorb water vapour, the introduced dry gas dries the water absorption layers, and the water vapour and oxygen in the water absorption layers can be taken away by means of the circular flow of the dry gas, so that damage to a device by water vapour and oxygen can be reduced, and the packaging effect is better.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate and a white OLED display unit on the base substrate, and further includes: an optical adjustment structure on a light emitting side of the white OLED display unit, where the optical adjustment structure is in a peripheral region of each pixel region. The optical adjustment structure is configured to absorb light in a first wavelength range or convert light in a first wavelength range into light in a second wavelength range.

Abstract: This application provides an antenna apparatus. The antenna apparatus includes a signal processing module and an antenna. The signal processing module is configured to perform feeding for a signal received or to be sent by the antenna. The antenna is configured to send or receive the signal. The signal processing module is separately connected to the antenna and a radio frequency unit in a pluggable manner. In addition, the signal processing module includes at least a feeding network. By using the antenna apparatus provided in this application, signal processing components are integrated into a pluggable module. In this way, the antenna apparatus can use different signal processing modules as required by different scenarios.

Abstract: The present disclosure provides an OLED display panel and an OLED display device, and belongs to the field of display technology. The OLED display panel of the present disclosure includes a base substrate and a display cover disposed opposite to each other; a polarizing layer disposed between the base substrate and the display cover; a light extraction layer disposed between the base substrate and the display cover; the OLED display panel is provided with a light exit surface, and the light extraction layer is closer to the light exit surface than the polarizing layer.

Abstract: A MEMS microphone includes a base comprising a back cavity and a capacitive system provided on the base. The capacitive system includes a diaphragm and a back plate spaced from the diaphragm for forming a cavity with the diaphragm. The back plate is provided with an electrode layer. An isolation groove is provided on the back plate for separating the electrode layer into an induction electrode and a floating motor. In the invention the induction electrode is separated from the floating electrode by the isolation groove to avoid the influence of the parasitic capacitance generated by the floating electrode on the MEMS microphone when the MEMS microphone is powered and working.

Abstract: The present invention provides a MEMS microphone, having a base and a capacitive system provided on the base. The capacitive system includes a diaphragm and a back plate. The MEMS microphone is further provided with s a supporting frame located between the back plate and the diaphragm. One end of the supporting frame is connected with the back plate, and the other end is connected with the diaphragm. The supporting frame divides the cavity into a first cavity body and a second cavity body. The supporting frame is provided with a connection channel. During the production process of the lo MEMS microphone, the etchant enters the first cavity body, and then enters the second cavity body, which prevents oxides from remaining in the microphone product and affecting the use of MEMS microphone.

Abstract: A method of forming a semiconductor structure includes annealing a surface of a substrate in an ambient of hydrogen to smooth the surface, pre-cleaning the surface of the substrate, depositing a high-? dielectric layer on the pre-cleaned surface of the substrate, performing a re-oxidation process to thermally oxidize the surface of the substrate; performing a plasma nitridation process to insert nitrogen atoms in the deposited high-? dielectric layer, and performing a post-nitridation anneal process to passivate chemical bonds in the plasma nitridated high-? dielectric layer.

Abstract: A method of modifying a layer in a semiconductor device is provided. The method includes depositing a low quality film on a semiconductor substrate, and exposing a surface of the low quality film to a first process gas comprising helium while the substrate is heated to a first temperature, and exposing a surface of the low quality film to a second process gas comprising oxygen gas while the substrate is heated to a second temperature that is different than the first temperature. The electrical properties of the film are improved by undergoing the aforementioned processes.

Abstract: One example antenna apparatus includes S groups of antenna bays, S groups of phase-shift feeding networks, and S beamforming networks. An ith group of antenna bays include Ni bays, an ith group of phase-shift feeding networks include Ni phase-shift feeding networks, and the Ni bays are connected to the Ni phase-shift feeding networks. In a first state, an ith beamforming network is configured to form ni beams corresponding to the Ni bays, where Ni first ports corresponding to the beamforming network are connected to the Ni phase-shift feeding networks, ni second ports corresponding to the beamforming network are connected to ni antenna ports, and ni is less than Ni. In a second state, an ith beamforming network is configured to form Ni beams corresponding to the Ni bays, where Ni first ports corresponding to the beamforming network are connected to the Ni phase-shift feeding networks, and Ni second ports corresponding to the beamforming network are connected to Ni antenna ports.

Abstract: A display panel and a manufacturing method thereof, and a display device are disclosed. The display panel includes a display laminated structure and an electrostatic discharge layer stacked on a surface, which is at a display side of the display laminated structure, of the display laminated structure. The display laminated structure includes a display region, the electrostatic discharge layer includes a lens unit, and the lens unit is on the display region.

Abstract: The present disclosure relates generally to immunoglobulin-related compositions (e.g., antibodies or antigen binding fragments thereof) that can bind to and neutralize the activity of polysialic acid. The antibodies of the present technology are useful in methods for detecting and treating a polysialic acid-associated cancer in a subject in need thereof.

Abstract: Embodiments of the present disclosure provide a polarizer, a display panel, a display apparatus, and a wearable device. The polarizer includes a polarizing layer and a lens layer arranged in stack, wherein the lens layer includes at least one converging lens.

Abstract: A display substrate includes a base and blue light-emitting units disposed on the base. A blue light-emitting unit includes a first electrode, a first light-emitting layer and a second electrode that are sequentially disposed on the base. Of the first electrode and the second electrode, one electrode is configured to reflect light, and another electrode is configured to transmit light. The first light-emitting layer is configured to emit light having a spectrum whose full width at half maximum is less than or equal to 16 nm.

Abstract: One example antenna apparatus includes S groups of antenna bays, S groups of phase-shift feeding networks, and S beamforming networks. An ith group of antenna bays include Ni bays, an ith group of phase-shift feeding networks include Ni phase-shift feeding networks, and the Ni bays are connected to the Ni phase-shift feeding networks. In a first state, an ith beamforming network is configured to form ni beams corresponding to the Ni bays, where Ni first ports corresponding to the beamforming network are connected to the Ni phase-shift feeding networks, ni second ports corresponding to the beamforming network are connected to ni antenna ports, and ni is less than Ni. In a second state, an ith beamforming network is configured to form Ni beams corresponding to the Ni bays, where Ni first ports corresponding to the beamforming network are connected to the Ni phase-shift feeding networks, and Ni second ports corresponding to the beamforming network are connected to Ni antenna ports.

Abstract: A color filter substrate, a manufacturing method thereof and a display panel are provided. The color filter substrate includes a first substrate, at least one spacer on a side of the first substrate, at least one electrode on a side of the at least one spacer facing away the first substrate, and at least two elastic supports on the side of the first substrate. In a plane parallel with an extending plane of the first substrate, a periphery of each spacer comprises at least two of the elastic supports, and in a direction perpendicular to the extending plane of the first substrate, a sum of a height of the spacer and a thickness of the electrode on the spacer is smaller than a height of each of the elastic supports in the periphery of the spacer.

Abstract: The present disclosure provides an organic light-emitting diode display substrate, a method of preparing the same, and a display device. The organic light-emitting diode display substrate includes: a light-emitting layer, a light modulation layer, and a color conversion layer, in which the light-emitting layer is configured to emit first color light, the light modulation layer and the color conversion layer are arranged on different light-exiting paths of the light-emitting layer, the color conversion layer is configured to convert first color light into second color light and third color light, and the light modulation layer is configured to modulate an emergent direction of first color light.

Abstract: An array substrate includes a base substrate, a pixel definition layer, a light-emitting layer, and a plurality of auxiliary electrodes. A pixel definition layer is formed on the base substrate, and includes patterned retaining walls and a plurality of openings defined by the retaining walls. A surface of each of the retaining walls facing away from the base substrate is provided with a first groove. A light-emitting layer is formed on the retaining wall and in the plurality of openings. The light-emitting layer conformally covers respective first grooves of the retaining walls to form respective second grooves. Each of the plurality of auxiliary electrodes is formed in a respective one of the second grooves.

Abstract: A method of modifying a layer in a semiconductor device is provided. The method includes depositing a low quality film on a semiconductor substrate, and exposing a surface of the low quality film to a first process gas comprising helium while the substrate is heated to a first temperature, and exposing a surface of the low quality film to a second process gas comprising oxygen gas while the substrate is heated to a second temperature that is different than the first temperature. The electrical properties of the film are improved by undergoing the aforementioned processes.