Abstract: A phase shifter and a wireless communication device are provided. The phase shifter includes a first substrate, a radio frequency transmission line arranged on a side of the first substrate, and a bias line connected to the radio frequency transmission line. The bias line includes a first wire and a second wire. A sheet resistance of the second wire is greater than a sheet resistance of the radio frequency transmission line. The first wire and the radio frequency transmission line are connected and form an integrated structure. A line width of the first wire is less than a line width of the radio frequency transmission line. The second wire and the first wire form a lapping region in an extension direction of the first wire. In the lapping region, the second wire is arranged on a side of the first wire away from the first substrate.

Abstract: Provided are a solution detection circuit and apparatus, a driving method and a solution detection method. The solution detection circuit includes at least one detection unit, the detection unit includes an ion-sensitive field-effect transistor, a first reset switch subunit, a synchronous buck switch subunit, a storage capacitor and an output switch subunit. A threshold voltage of the ion-sensitive field-effect transistor can be directly read.

Abstract: An antenna is provided in this application. The antenna includes multiple radiating units, at least two adjacent radiating units are correspondingly provided with a respective decoupling structure, the decoupling structure includes two microstrip line units, one microstrip line unit of the two microstrip line units includes at least one microstrip line, and the two microstrip line units are located on two opposite sides of two radiating units in a direction perpendicular to an arrangement direction of two adjacent radiating units. According to the antenna provided in the embodiments of the present disclosure, the decoupling structure composed of the microstrip line are disposed on two sides of the at least two adjacent radiating units, so that an indirect coupling field is formed by the decoupling structure, and the indirect coupling field counteracts a direct coupling field between adjacent radiating units.

Abstract: Provided are a driver board, a display panel, and a display apparatus. The driver board includes a driver circuit. The driver circuit includes N pixel electrodes, N pixel switches, a data switch, and a storage capacitor, N is a positive integer, and N?2. The storage capacitor includes a reference electrode and a counter electrode. A control terminal of the pixel switch receives a gating signal, a first terminal of the pixel switch is connected to the counter electrode, and a second terminal of the pixel switch is connected to the pixel electrode. The driver board further includes data lines, and each data line is connected to the counter electrode via the data switch.

Abstract: A detection substrate including a substrate and a plurality of detection units disposed on a side of the substrate, each detection unit including at least an inorganic transistor, an organic transistor, and a photoelectric sensor element, the organic transistor including an organic semiconductor part, in a direction perpendicular to a plane of the substrate, a film layer where the organic semiconductor part is located being located on the side of the film layer where the inorganic transistor is located away from the substrate, the film layer where the organic semiconductor part is located being located on the side of a film layer where the photoelectric sensor element is located away from the substrate, the organic transistor of the detection unit being connected to a sensing electrode, the sensing electrode being located on the side of the film layer where the inorganic transistor is located away from the substrate.

Abstract: Provided is a microfluidic device. The microfluidic device includes a first substrate and a second substrate disposed opposite to each other. A cavity is formed between the first substrate and the second substrate and configured to accommodate liquid. The first substrate includes multiple drive electrodes and multiple first electrodes, and the drive electrodes are disposed on a side of the first electrodes facing the second substrate. At least one of the drive electrodes includes at least one opening, and the at least one opening, along a direction perpendicular to a plane where the first substrate is located, penetrates the drive electrode where the at least one opening is located. An orthographic projection of at least one first electrode on the plane where the first substrate is located covers at least an orthographic projection of one opening on the plane where the first substrate is located.

Abstract: Provided a microfluidic pixel driving circuit includes n boost modules, where each boost module includes a capacitor and a write unit, and n is a positive integer greater than or equal to 2; a first terminal of a first capacitor is electrically connected to a fixed potential line, a second terminal of the first capacitor is electrically connected to a pixel electrode, and the first capacitor is used for storing a voltage of the pixel electrode; a first write unit is configured to write a first data signal to the pixel electrode according to an enable level of a first scan signal; a first terminal of a second capacitor is electrically connected to the pixel electrode; and a second write unit is configured to write a second data signal to a second terminal of the second capacitor according to an enable level of a second scan signal.

Abstract: A liquid crystal antenna and a method for forming a liquid crystal antenna are provided. The liquid crystal antenna includes a first substrate; a second substrate opposite to the first substrate; and a liquid crystal layer disposed between the first substrate and the second substrate. A first conductive layer is disposed on a side of the first substrate facing toward the second substrate; a second conductive layer is disposed on a side of the second substrate facing toward the first substrate; the second conductive layer at least includes a plurality of radiation electrodes; an external metal layer is disposed on a side of the first substrate facing away from the liquid crystal layer; and the external metal layer is connected to a fixed potential.

Abstract: Provided are a liquid crystal antenna and a manufacturing method thereof. The liquid crystal antenna includes a first substrate, a second substrate and a third substrate that are stacked. The first substrate and the second substrate constitute a first box-shaped structure. A first space is disposed between the first substrate and the second substrate. The first space is filled with a liquid crystal layer. The second substrate and the third substrate constitute a second box-shaped structure. A second conductive pattern layer is disposed on a side of the second substrate. A third conductive pattern layer is disposed on a single side of the third substrate. A second space is disposed between the second substrate and the third substrate.

Abstract: Provided is an antenna. The antenna includes a first metal electrode, a second metal electrode, and a dielectric functional layer. The first metal electrode and the second metal electrode are located on two opposite sides of the dielectric functional layer, respectively; and the first metal electrode includes a plurality of transmission electrodes. The antenna further includes a flexible coplanar waveguide and a feed network. The flexible coplanar waveguide is electrically connected to the feed network and configured to feed an electrical signal to the feed network.

Abstract: A substrate module, a display apparatus, and a liquid crystal antenna are provided in the present disclosure. The substrate module includes a first substrate. The first substrate includes a first sub-region and a second sub-region; the second sub-region includes a binding region; and the binding region includes first pins. The first sub-region includes first loads, and a first sub-pin is electrically connected to the first load. The second sub-region includes at least one second load, and a second sub-pin is electrically connected to the second load. The second load includes a capacitor including a first capacitor. The first substrate includes a first base substrate, a first electrode layer, a first insulating layer and a second electrode layer. Along a direction perpendicular to a plane of the base substrate, an overlapping portion of a first electrode portion and a second electrode portion forms the first capacitor.

Abstract: Provided are an antenna, a phase shifter, and a communication device. The antenna includes a first metal electrode, a second metal electrode, and a photo-sensitive layer. The first metal electrode and the second metal electrode are respectively located on two opposite sides of the photo-sensitive layer. The first metal electrode includes multiple transmission electrodes. The multiple transmission electrodes are configured to transmit electrical signals. The photo-sensitive layer includes at least one photo-sensitive unit and the at least one photo-sensitive unit overlaps the transmission electrodes. The antenna provides more possibilities for large-scale commercialization.

Abstract: Provided are a sensing circuit and a sensing method thereof, a sensor chip, and a display panel. The sensing circuit includes a first transistor including a first gate and a second gate, a first capacitor, a read circuit, and a bias compensation circuit. The first gate receives a sensing signal outputted by a sensor. The first capacitor is connected between the second gate and a first fixed potential signal terminal. The read circuit is connected between the first transistor and an output terminal of the sensing circuit. The bias compensation circuit is electrically connected to the first transistor and configured to input a bias voltage into the second gate of the first transistor. The bias voltage received by the second gate reduce the threshold voltage drift of the first transistor.

Abstract: A microfluidic apparatus, a driving method, and a formation method are provided in the present disclosure. The apparatus includes a first substrate and a second substrate. The first substrate and the second substrate are both smooth substrates. An electrode array layer is on a side of the first substrate; and a second electrode layer is on a side of the second substrate. The electrode array layer at least includes a plurality of first electrodes and a plurality of second electrodes. The first substrate includes a first region and a second region; the plurality of first electrodes is in the first region; and the plurality of second electrode is in the second region. A distance between the first substrate and the second substrate in the first region is D1 is greater than a distance between the first substrate and the second substrate in the second region is D2.

Abstract: A microfluidic chip and a fabrication method of the microfluidic chip are provided. The microfluidic chip includes an array substrate, and a hydrophobic layer disposed on a side of the array substrate. The hydrophobic layer includes at least one through-hole, and a through-hole of the at least one through-hole penetrates through the hydrophobic layer along a direction perpendicular to a plane of the array substrate. The microfluidic chip also includes at least one hydrophilic structure. A hydrophilic structure of the at least one hydrophilic structure is disposed in the through-hole.

Abstract: A detection device and a detection method are provided. The detection device includes at least one detection unit. The detection unit includes a first transistor, a second transistor, a third transistor and a fourth transistor that are electrically connected to each other, a gate is disposed above a channel of each of the first transistor, the second transistor, and the third transistor, and an ion-sensitive membrane is covered above a channel of the fourth transistor. The detection device also includes a first voltage signal terminal, a second voltage signal terminal, and a third voltage signal terminal. Further, the detection device includes a first power supply terminal, a first potential output terminal, a second potential output terminal, and a second power supply terminal.

Abstract: A microfluidic apparatus, and its drive circuit and drive method are provided in the present disclosure. The drive circuit includes at least one switch unit, where the switch unit includes a first signal input terminal, a signal output terminal, first and second control signal terminals, a signal terminal, a first module, a second module, and a third module. The first module is electrically connected to the first signal input terminal, the signal output terminal and the second module; and the second module is electrically connected to the first control signal terminal. The first control signal terminal is configured to control the first module and the second module to be in conduction or disconnection, and the second control signal terminal is configured to control the third module to in conduction or disconnection, thereby controlling the signal output terminal to output a first or second signal.

Abstract: A microfluidic device includes: first substrate, microfluidic channel layer, and second substrate; the first substrate includes light source layer including a plurality of light source structures, the light source structure includes first electrode, second electrode, and an electroluminescence module, and when being turned on, emits light passing through the microfluidic channel layer and irradiating the second substrate; the second substrate includes photoelectric detection layer including a plurality of photoelectric detection structures and driving electrode layer including a plurality of driving electrodes and a plurality of driving circuits, the photoelectric detection structure includes third electrode, fourth electrode, and photoelectric conversion module arranged therebetween, and when being turned on, generates an electrical signal according to an incident light signal; the driving circuit is configured to apply a voltage to each driving electrode such that a droplet moves in a microfluidic channel o

Abstract: A gene sequencing structure, a gene sequencing device and a gene sequencing method are provided. The gene sequencing structure includes a substrate, a thin-film transistor array layer located on the substrate and including thin-film transistors that include a first electrode, and a second electrode; an ion-sensitive layer located on a side of the semiconductor layer away from the substrate; a micro-hole layer located on a side of the ion-sensitive layer away from the substrate, including a through-hole passing through the micro-hole layer, at least partially overlapping the semiconductor layer, and used for receiving a to-be-tested single-stranded nucleic acid inside; a conductive structure, located on a side of the layer away from the substrate and electrically connected to the first electrode or the second electrode; and a detection chip, located on a side of the conductive structure away from the substrate and electrically connected to the conductive structure.

Abstract: Provided are a display device and a manufacturing method thereof. The display device includes a display assembly, an antenna, and a feed circuit board. At least part of the antenna is disposed on the side of the light emission surface of the display assembly. The antenna includes a radiator and a first feed structure connected to the radiator. The feed circuit board is disposed on the side of the display assembly facing away from the light emission surface. The feed circuit board includes a power division network and a second feed structure connected to the power division network. The first feed structure at least partially overlaps the second feed structure along the thickness direction of the display assembly.