Abstract: The present disclosure provides a microfluidic chip, including: first base substrate and a second base substrate opposite to each other; first electrode and second electrode between the first base substrate and the second base substrate and configured to control droplet to move between the first base substrate and the second base substrate according to voltages applied on the first electrode and the second electrode; light guide component configured to guide light propagating in the first base substrate to the droplet; shading component and detection component, shading component having light transmission regions spaced from each other, light transmission regions being configured to transmit light passing through the droplet to the detection component, wherein detection component is on second base substrate and is configured to obtain property of the droplet according to an intensity of the light passing through droplet and received from the light transmission regions.

Abstract: The present application provides a digital microfluidic device. The digital microfluidic device includes a base substrate; and an electrode array including a plurality of discrete electrodes continuously arranged on the base substrate. The plurality of discrete electrodes can be grouped into a plurality of first electrode groups, each of which including a plurality of directly adjacent discrete electrodes. The plurality of discrete electrodes can be alternatively grouped into a plurality of second electrode groups, each of which including a plurality of directly adjacent discrete electrodes.

Abstract: A chip substrate, a manufacturing method thereof, a gene sequencing chip, and a gene sequencing method. The chip substrate includes a base substrate; first electrode, located on the base substrate in an array; an insulating layer, located at gaps between two adjacent ones of the first electrodes, and partially covering the two adjacent ones of the first electrodes to form containing spaces being in one-to-one correspondence with the first electrodes; a capacitive dielectric layer, located on a side of the first electrodes away from the base substrate, and located in the containing spaces; and second electrodes, located on a side of the capacitive dielectric layer away from the base substrate, the capacitive dielectric layer includes a first region and a second region, an orthographic projection of the second electrodes on the base substrate is overlapped with an orthographic projection of the first region on the base substrate.

Abstract: The present disclosure relates to a gene sequencing structure, chip, system, and method. The gene sequencing structure includes: a first electrode and a second electrode spaced apart from each other, a semiconductor layer, a sensing electrode, an insulating layer, and a sensitive film layer. The first electrode is connected to the second electrode via the semiconductor layer, the sensing electrode is in contact with the sensitive film layer, and the insulating layer isolates each of the sensitive film layer and the sensing electrode from each of the first electrode, the second electrode, and the semiconductor layer, wherein the sensitive film layer generates charges in response to receiving ions generated by base pairing during gene sequencing.

Abstract: A liquid crystal phase shifter is provided, and includes a first substrate and a second substrate opposite to each other, and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes a first base plate and a first electrode layer at a side of the first base plate proximal to the liquid crystal layer. The second substrate includes a second base plate and a second electrode layer at a side of the second base plate proximal to the liquid crystal layer. The first electrode layer includes a main body structure having a first side and a second side opposite to each other with respect to a length direction of the main body structure, and a plurality of branch structures connected to at least one of the first side and the second side of the main body structure.

Abstract: A waveguide feed substrate and a manufacturing method thereof, and an antenna system and a manufacturing method thereof are provided. The waveguide feed substrate comprises: a first base substrate provided with a receiving groove; and a waveguide feeder embedded in the receiving groove and provided with a first side disposed at a bottom of the receiving groove, a second side disposed opposite to the first side, a third side disposed on a first side wall of the receiving cell, and a fourth side disposed on a second side wall of the receiving cell; wherein an opening is disposed in the second side, and an upper surface of the second side is flush with an upper surface of the first base substrate.

Abstract: A liquid crystal phase shifter, a liquid crystal antenna, a communication apparatus, and a method for operating a liquid crystal phase shifter are provided. The liquid crystal phase shifter includes a microwave transmission structure and a phase adjustment structure opposite to each other, and a liquid crystal layer between the microwave transmission structure and the phase adjustment structure; wherein the phase adjustment structure comprises a plurality of phase adjustment units; the plurality of phase adjustment units are configured to change a dielectric constant of the liquid crystal layer according to a voltage applied to the phase adjustment units and a voltage applied to the microwave transmission structure, so as to adjust a phase of a microwave signal; and phase shift amounts adjusted by the plurality of phase adjustment units are different from each other.

Abstract: Embodiments of the present disclosure provide a power distribution network, a liquid crystal antenna including the power distribution network, and a communication device including the liquid crystal antenna. The power distribution network is configured to be used in a liquid crystal antenna and includes a plurality of cascaded power distributors. Each of the plurality of cascaded power distributors comprises a first microstrip line, a transmission medium region and a reference electrode. A tangent value of a dielectric loss angle of a transmission medium in the transmission medium region is smaller than a tangent value of a dielectric loss angle of a liquid crystal in the liquid crystal antenna.

Abstract: A digital microfluidic chip and a digital microfluidic system. The digital microfluidic chip comprises: an upper substrate and a lower substrate arranged opposite to each other; multiple driving circuits and multiple addressing circuits disposed between the lower substrate and the upper substrate; and a control circuit, electrically connected to the driving circuits and the addressing circuits. The control circuit is configured to apply, in a driving stage, a driving voltage to each driving circuit, such that a droplet is controlled to move inside a droplet accommodation space according to a set path, measure, in a detection stage, after a bias voltage is applied to each addressing circuit, a charge loss amount of each addressing circuit, and to determine the position of the droplet according to the charge loss amount. The charge loss amount of each addressing circuit is related to the intensity of received external light.

Abstract: A micro-total analysis system and a method thereof are provided. The micro-total analysis system includes: a microfluidic device, configured to accommodate a liquid to be detected; an optical unit, configured to form a first light irradiated to the microfluidic device; and a detection unit, configured to detect the liquid to be detected and output a detection signal to obtain detection information.

Abstract: The present disclosure discloses a phase-shift unit, an antenna array, a display panel and a display device. In one embodiment, the phase-shift unit includes a first substrate and a second substrate assembled to each other; a liquid crystal layer between the first substrate and the second substrate; a microstrip line provided at a side of the second substrate facing towards the liquid crystal layer, and configured for receiving a voltage signal that controls deflection of liquid crystal molecules in the liquid crystal layer and for receiving or transmitting an electromagnetic wave signal; and a grounding layer provided on the first substrate and including a via hole corresponding to the microstrip line.

Abstract: A detection substrate and a manufacturing method thereof, and a nucleic acid detecting method are provided. The detection substrate includes at least one detection unit disposed on a base substrate, the detection unit including a first electrode, a second electrode and a colloid layer, the second electrode disposed on a side of the first electrode away from the base substrate, the second electrode including at least one hollowed structure, the second electrode and the first electrode being insulated from each other, and the first electrode and the second electrode being configured to be applied with voltages respectively; the colloid layer at least disposed on the at least one hollowed structure of the second electrode, the colloid layer including a linker configured to be paired with a target nucleic acid.

Abstract: Micro-fluidic chip comprises substrate and plurality of driving circuits on substrate, each of plurality of driving circuits comprising: driving electrode comprising first electrode plate and second electrode plate made of different materials on substrate, first electrode plate being electrically coupled to second electrode plate; and detecting sub-circuit comprising first signal terminal electrically coupled to first electrode plate and second signal terminal electrically coupled to second electrode plate, wherein micro-fluidic chip further comprises: voltage supply sub-circuit configured to supply driving voltage to first signal terminal to control droplet to move toward driving circuit during droplet driving stage, and configured to supply constant voltage to first signal terminal, during temperature detecting stage, and wherein detecting sub-circuit is configured to measure voltage difference between first signal terminal and second signal terminal, and obtain temperature of droplet on second electrode pl

Abstract: A microfluidic substrate and the driving method for the microfluidic substrate are provided. The microfluidic substrate may include a base substrate (10) and a plurality of detecting modules (100) on the base substrate (10). Each of the detecting modules (100) may include a switching unit (1), a driving electrode (3), and a photosensor (2). The photosensor (2) may have a first terminal (21) and a second terminal (23). A signal output terminal (13) of the switching unit (1) may be connected to both the driving electrode (3) and the second terminal (23) of the photosensor (2).

Abstract: A touch electrode layer and a touch panel are provided. The touch electrode layer includes a first touch electrode and a second touch electrode. At least a part of the first touch electrode is surrounded by the second touch electrode so that the first touch electrode has a first touch electrode portion surrounded by the second touch electrode, and the first touch electrode portion surrounded by the second touch electrode is of a circular or oval shape; a first gap is formed between the first touch electrode portion and the second touch electrode which surrounds the first touch electrode portion; and the first touch electrode and the second touch electrode are arranged in a same layer.

Abstract: An antenna structure and a modulation method therefor are provided. The antenna structure includes a radiation patch, a radio-frequency port, a first signal line, a second signal line, a power divider, and a first phase modulator. The radiation patch includes a first feed point and a second feed point. One end of the first signal line is connected to the first feed point. One end of the second signal line is connected to the second feed point. The power divider is separately connected to the radio-frequency port, the other end of the first signal line, and the other end of the second signal line, and is configured to allocate electromagnetic waves of the radio-frequency port to the first signal line and the second signal line; and the first phase modulator is configured to modulate the phase of the electromagnetic waves of the first signal line.

Abstract: The disclosure provides a chip substrate and a digital micro-fluidic chip and belongs to the field of digital micro-fluidic technology. The chip substrate provided by the disclosure has a plurality of control regions spaced apart from each other, the chip substrate including: a first base substrate; a driving electrode disposed in each control region over the first base substrate, the driving electrode being configured to drive a droplet to move, wherein the chip substrate further comprises a pressure detecting element provided in each control region over the first base substrate, and configured to detect a pressure from the droplet, so that the chip substrate determines a position of the droplet according to the pressure.

Abstract: A gene sequencing substrate and a method for manufacturing the same, and a gene sequencing device are provided. It belongs to the technical field of gene sequencing, and can solve the problem of high cost of the high-throughput sequencing chip in the prior art. The gene sequencing substrate of the present disclosure comprises a plastic material with concave structures as base substrate, and the concave structures serve as reaction cells. Since the base substrate has plasticity, the concave structures can be formed by a simple process to reduce the cost of the gene sequencing substrate. Meanwhile, a first protective layer may be provided on the inner wall of the concave structures for preventing the inner wall of the concave structures from being corroded by the reaction liquid.

Abstract: A detection chip, a detection method using the same and a manufacturing method thereof are provided. The detection chip includes: a detection baseplate including a first substrate and at least one photoresistor disposed on the first substrate; at least one cantilever beam configured to correspond to the at least one a photoresistor, wherein an orthographic projection of the cantilever beam on the detection baseplate is located within a region where the corresponding photoresistor is located, the cantilever beam has a free end that is separated from the photoresistor by a predetermined distance and that is movable relative to the photoresistor.

Abstract: A substrate for medical test and a gene sequencing method thereof are disclosed. The substrate for medical test includes a micro flow channel substrate, a first substrate, and a second substrate. A side of the micro flow channel substrate facing the first substrate is provided with at least one first micro flow channel, and the first substrate includes a first sample inlet and a first sample outlet which are in communication with the first micro flow channel; a side of the micro flow channel substrate facing the second substrate is provided with at least one second micro flow channel, and the second substrate includes a second sample inlet and a second sample outlet which are communication with the second micro flow channel.