Abstract: The present disclosure provides a holographic leaky-wave antenna and an electronic apparatus, and relates to the field of communication technology. The holographic leaky-wave antenna includes a first waveguide structure, a first dielectric substrate, a radiation layer, a first reference electrode layer, and switching units. The first dielectric substrate is arranged on the first waveguide structure and there is a first gap between the first dielectric substrate and the first waveguide structure; the first reference electrode layer is arranged on a side of the first waveguide structure away from the first dielectric substrate; the radiation layer is arranged on a side of the first dielectric substrate away from the first waveguide structure, and has slit openings therein. The first waveguide structure includes at least one feeding port.

Abstract: A transparent antenna includes a transparent mesh that is a metal mesh. The metal mesh includes: first metal lines and second metal lines extending in crossed directions. The first metal lines are arranged side by side in a first direction and extend in a second direction; the second metal lines are arranged side by side in the first direction and extend in a third direction. Each first metal line includes first sub-line segments sequentially connected together in the second direction, and each second metal line includes second sub-line segments sequentially connected together in the third direction. Each first sub-line segment has a midpoint superposing with a midpoint of one of the second sub-line segments, the first and second sub-line segments having superposed midpoints form a crossed structure, and define two opposite first angles and two opposite second angles. Each first angle is not greater than each second angle.

Abstract: The present disclosure provides a radio frequency apparatus, an antenna and an electronic device, and belongs to the field of communication technology. The radio frequency apparatus includes first and second dielectric substrates opposite to each other, first and second phase shifting structures between the first and second dielectric substrates; wherein the radio frequency apparatus further includes a first connection electrode and a second connection electrode; the first phase shifting structure and the second phase shifting structure each have a first end and a second end, the first ends of the first phase shifting structure and the second phase shifting structure are electrically connected to each other by the first connection electrode; the second ends of the first phase shifting structure and the second phase shifting structure are electrically connected to each other by the second connection electrode, to form a ring circuit structure.

Abstract: An antenna unit is used for being arranged in a cylindrical shell, at least one side wall of the cylindrical shell is in a shape of an are; and the antenna unit includes: a coaxial cable conductor, a feed structure and two radiating substrates; the coaxial cable conductor includes an inner conductor and an outer conductor sleeved outside the inner conductor, the inner conductor is connected to an end of the feed structure, another end of the feed structure is coupled to one of the two radiating substrates, and the other one of the two radiating substrates is connected to the outer conductor; and the antenna unit is provided with at least one bending section, to conform to the cylindrical shell through the at least one bending section.

Abstract: The present disclosure provides a metasurface device and a method for manufacturing a metasurface device, an antenna and a communication device. The metasurface device includes: a substrate; and a metal layer on the substrate and having a plurality of openings therein; and a plurality of phase control structures on a side of the metal layer away from the substrate, and in one-to-one correspondence with the plurality of openings; and each phase control structure includes a baffle and at least one micro-mechanical driver, the baffle is connected to the at least one micro-mechanical driver, which is configured to actuate the baffle to shield a corresponding opening in response to a received signal.

Abstract: A liquid crystal phase shifter includes: a first substrate; a second substrate, provided opposite to the first substrate; a liquid crystal layer, provided between the first substrate and the second substrate; and a phase shift region, including a first electrode, a second electrode and a control circuit, where the first electrode is provided on a side of the first substrate close to the second substrate, the second electrode is provided on a side of the second substrate close to the first substrate, an orthographic projection of the second electrode on the first substrate partially overlaps with an orthographic projection of the first electrode on the first substrate, and the second electrode is grounded.

Abstract: An antenna structure and a communication system. The antenna structure includes two antenna assemblies (1) spaced apart from each other in a first direction. The two antenna assemblies (1) are arranged symmetrically about a first plane (9) located between the two antenna assemblies (1). The first direction is set to be perpendicular to the first plane (9). Each antenna assembly (1) includes at least two antenna units (2) spaced apart from each other. Each antenna unit (2) includes a reflecting plate (4) and a patch mechanism (5) which are connected to each other. The patch mechanism (5) is located on the side of the reflecting plate (4) facing away from the first plane (9). The communication system includes the antenna structure.

Abstract: Disclosed is a monoclonal antibody specifically binding to human CD38, or an antigen binding fragment thereof, wherein the monoclonal antibody binds to an extracellular domain of CD38 at amino acid residues comprising at least one amino acid residue selected from a group consisting of K25, E28, 129, M33, and R34, wherein the amino acid residue is numbered according to the amino acid sequence of the extracellular domain of CD38 as shown in SEQ ID NO: 36. Also disclosed is a pharmaceutical composition comprising the antibodies and medical uses thereof.

Abstract: A semiconductor substrate manufacturing method and a semiconductor substrate. The manufacturing method includes: forming a first semiconductor layer on the base substrate at a first temperature with a first oxide semiconductor material; forming the second semiconductor layer directly on the first semiconductor layer with a second oxide semiconductor material; and performing a patterning process such that the first semiconductor layer and the second semiconductor layer are respectively patterned into a seed layer and a first channel layer. Both the first oxide semiconductor material and the second oxide semiconductor material are capable of forming crystalline phases at a second temperature, the second temperature is less than or equal to 40° C., and the first temperature is greater than or equal to 100° C.

Abstract: A holographic antenna includes first and second dielectric substrates, a waveguide structure, a radiation layer, a plurality of switch units and a plurality of isolation components; the first dielectric substrate is on a waveguide port of the waveguide structure; the radiation layer is on a side of the first dielectric substrate away from the waveguide structure, and has a plurality of slits; the second dielectric substrate is on a side of the radiation layer away from the first dielectric substrate; the switch units and the isolation components are between the second dielectric substrate and the radiation layer; orthographic projections of each isolation component and each slit on the first dielectric substrate are first and second patterns, respectively; at least one first pattern is between two adjacent second patterns, and a first distance is between the second pattern and the first pattern closest to the second pattern.

Abstract: An array substrate has a display area and a non-display area including a first bonding region and a fan-out region located between the display area and the first bonding region. The array substrate includes: a plurality of pixel columns disposed in the display area, at least two first power supply input terminals disposed in the first bonding region, and at least two first fan-out structures disposed in the fan-out region. Each pixel column includes light-emitting units. Each first power supply input terminal is connected to multiple pixel columns of the plurality of pixel columns through one first fan-out structure, so as to provide a first power supply signal to the multiple pixel columns. Each first fan-out structure includes a plurality of first conductive units, and each first conductive unit is electrically connected to at least one of the plurality of pixel columns.

Abstract: Disclosed are a phase shifter and an antenna. The phase shifter includes a first substrate and a second substrate arranged opposite to each other, and a dielectric layer between the first substrate and the second substrate. The first substrate includes a first base, a first flexible substrate at a side of the first base close to the dielectric layer, and a first electrode layer at a side of the first flexible layer close to the dielectric layer. The second substrate includes a second base, a second flexible substrate at a side of the second base close to the dielectric layer, and a second electrode layer at a side of the second flexible layer close to the dielectric layer. A dielectric constant of the first base and a dielectric constant of the second base both are smaller than or equal to 1.5.

Abstract: The present disclosure provides an adjustable capacitor and an electronic apparatus, and relates to the technical field of radio frequency device. The adjustable capacitor of the present disclosure includes a base substrate and at least one capacitor unit on the base substrate, each of the at least one capacitor unit includes a first plate, a second plate and a first connecting arm; the first plate and the connecting arm are on the base substrate; one end of the second plate is connected to the first connecting arm, the second plate and the first plate are opposite to each other, and a certain distance is between the second plate and the first plate.

Abstract: A software update method includes: receiving, by a target vehicle, first indication information, the first indication information being used to instruct to report version information of target software; sending, by the target vehicle, current version information of the target software configured on the target vehicle to a first control node currently establishing a communication connection with the target vehicle; further, receiving, by the target vehicle, second indication information sent by the first control node, the second indication information being used to indicate updated version information of the target software; and updating, by the target vehicle, the target software according to the second indication information.

Abstract: The present application provides an adjustable radio frequency unit, a filter, and an electronic device. The adjustable radio frequency unit includes a first tunable dielectric layer and a second tunable dielectric layer; a first conductive layer located between the first tunable dielectric layer and the second tunable dielectric layer; a second conductive layer located on the side, away from the first conductive layer, of the first tunable dielectric layer; and a third conductive layer located on the side, away from the first conductive layer, of the second tunable dielectric layer; wherein orthographic projections of the first conductive layer, the second conductive layer and the third conductive layer on the first tunable dielectric layer at least partially overlap with one another. The adjustable radio frequency unit has the characteristic of passband adjustability and with high adjustment precision, good controllability, wide working frequency range, and low loss and cost.

Abstract: The present disclosure provides an omnidirectional antenna and a distributed antenna system, which relates to the technical field of antennas. The omnidirectional antenna includes an upper taper oscillator, a lower taper oscillator, a medium plate and an auxiliary branch; the upper taper oscillator and the lower taper oscillator are arranged separately in a first direction, and a taper vertex of the upper taper oscillator and a taper vertex of the lower taper oscillator are opposite to each other; the medium plate is perpendicular to the first direction, the medium plate includes a plurality of radiating components, and the plurality of radiating components are arranged in a circular array around the taper vertex; and the auxiliary branch is made from a conductor, and the auxiliary branch is connected to one or more of the upper taper oscillator, the lower taper oscillator and the medium plate.

Abstract: A vehicle-mounted radar system, a blind spot detection method and a vehicle are disclosed. The vehicle-mounted radar system includes an antenna array, a phase shifter array and a radar chip. The phase shifter array includes transmitting phase shifters and receiving phase shifters, the transmitting phase shifters are connected with corresponding transmitting antennas, the receiving phase shifters are connected with corresponding receiving antennas, the transmitting phase shifters are configured to adjust a beam direction of electromagnetic waves according to a driving condition of a vehicle so that the electromagnetic waves are transmitted to an actual blind spot, and the receiving phase shifters are configured to adjust a beam direction of echo signals so that the beam direction of the echo signals is same as the beam direction of the electromagnetic waves; the radar chip is connected with the transmitting phase shifters and the receiving phase shifters respectively.

Abstract: The present disclosure provides a liquid crystal phase shifter and a phased array antenna. The liquid crystal phase shifter includes: a liquid crystal phase shift unit and a switch phase shift unit, where a second end of the liquid crystal phase shift unit is electrically connected to a first end of the switch phase shift unit; a target phase difference between a signal transmitted from a second end of the switch phase shift unit and a signal transmitted from a first end of the liquid crystal phase shift unit is within [0, 360°]; and the switch phase shift unit is configured to determine a phase change range of a signal transmitted from the liquid crystal phase shifter; the liquid crystal phase shift unit is configured to continuously adjust, within the phase change range, a phase of the signal transmitted from the liquid crystal phase shifter to the target phase difference.

Abstract: The present disclosure provides an image sensor, which includes a sensor chip and a packaging structure. The packaging structure includes: a first transparent substrate; a packaging component for packaging the sensor chip, wherein the packaging component is arranged on a side of the first transparent substrate facing a photosensitive area of the sensor chip, and an orthographic projection of the packaging component on the first transparent substrate does not overlap with an orthographic projection of the photosensitive area of the sensor chip on the first transparent substrate; and a dimming component for adjusting a light intensity incident on the photosensitive area of the sensor chip, wherein the dimming component is arranged on a side of the first transparent substrate, and an orthographic projection of the dimming component on the first transparent substrate covers the orthographic projection of the photosensitive area of the sensor chip on the first transparent substrate.

Abstract: An adjustable phase shifter and a manufacturing method therefor, and an electronic device. The adjustable phase shifter includes: a first substrate and a second substrate, which are arranged opposite each other; an adjustable dielectric layer, which is arranged between the first substrate and the second substrate; a first electrode, which is located on the side of the first substrate facing the adjustable dielectric layer; and a second electrode, which is located on the side of the second substrate facing the adjustable dielectric layer, wherein an adjustable capacitor is formed in an overlap region between the first electrode and the second electrode.