Microfluidic structure, microfluidic chip and detection method

    公开(公告)号:US11583855B2

    公开(公告)日:2023-02-21

    申请号:US17186186

    申请日:2021-02-26

    IPC分类号: B01L3/00 G01N27/22 G01N33/577

    摘要: The present disclosure discloses a microfluidic structure, a microfluidic chip and a detection method. The microfluidic structure includes: a first base substrate and a second base substrate opposite to each other, an antibody area located between the first base substrate and the second base substrate and storing an enzyme-labeled first antibody, a cleaning area storing cleaning liquid, a signal substrate area storing a signal substrate solution and a detection area with a second antibody and an ion sensitive film fixed thereon, wherein all channel areas from the antibody area, the cleaning area and the signal substrate area to the detection area each have a driving electrode structure driving liquid drops to move; and the detection area has a thin film transistor connected with the ion sensitive film.

    Light adjusting glass
    3.
    发明授权

    公开(公告)号:US11487160B2

    公开(公告)日:2022-11-01

    申请号:US17251636

    申请日:2020-05-09

    摘要: The present disclosure provides a light adjusting glass, including a light transmitting substrate and a light adjusting functional layer, where the light transmitting substrate includes a first substrate and a second substrate which are disposed opposite to each other, the light adjusting functional layer is disposed between the first substrate and the second substrate, and the light adjusting functional layer includes at least two liquid crystal cells; the liquid crystal cells are disposed in a laminated mode, and each of the liquid crystal cells has a liquid crystal layer including dye liquid crystal.

    Micro-fluidic chip, fabricating method and driving method thereof

    公开(公告)号:US11351547B2

    公开(公告)日:2022-06-07

    申请号:US16610318

    申请日:2019-03-26

    IPC分类号: B01L3/00

    摘要: 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 plate according to voltage difference, during temperature detecting stage.

    Microfluidic chip, biological detection device and method

    公开(公告)号:US11103868B2

    公开(公告)日:2021-08-31

    申请号:US16338042

    申请日:2018-10-11

    IPC分类号: B01L3/00

    摘要: The present disclosure provides a microfluidic chip, a biological detection device and a method. The microfluidic chip includes: a first substrate and a second substrate that are oppositely disposed; a first electrode and a second electrode that are oppositely disposed between the first substrate and the second substrate, the first electrode including a plurality of spaced first electrode units, and the second electrode including a plurality of spaced second electrode units, wherein the first electrode units are disposed oppositely to the second electrode units in one-to-one correspondence; a first dielectric layer and a second dielectric layer between the first electrode and the second electrode; a first hydrophobic layer and a second hydrophobic layer between the first dielectric layer and the second dielectric layer, wherein a gap is between the first hydrophobic layer and the second hydrophobic layer.