Boe Technology Group Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Sensor Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Yingying Zhao

Le Gu

Hui Liao

Wenliang Yao

Nan Zhao

Peizhi Cai

Yue Geng

Fengchun Pang

Yuelei Xiao

Haochen Cui

Bolin Fan

Chuncheng Che

Yongjia Gao

Qiuxu Wei

Yue Li

Dong Wang

Yu Xin Zhao

Yanchen Li

Dawei Feng

Jinyu Li

Wang Guo

Hailong Wang

Mingyang Lv

Provided are a temperature control system, a detection system and a temperature control method for a micro-fluidic chip. The temperature control system includes a circuit structure in a functional layer of the micro-fluidic chip, corresponding to a reaction zone of the micro-fluidic chip, and including at least two thermistors and an input port and an output port, wherein the input port and the output port are electrically coupled through the thermistors to form an application circuit; and a controller electrically coupled to each port and configured to select a first input port and a first output port, such that the circuit structure is configured to form a first application circuit as a heating device, and to select a second input port and a second output port, such that the circuit structure is configured to form a second application circuit as a temperature sensor.

Temperature control system, detection system and temperature control method for micro-fluidic chip

The present disclosure provides a microfluidic chip, and belongs to the field of biological detection technology. The microfluidic chip is divided into a middle region and a peripheral region surrounding the middle region; the middle region includes a liquid storage region and a detection region; the microfluidic chip includes a first substrate and a second substrate opposite to each other; the first substrate includes a first base plate and a first electrode layer; the second substrate includes a second base plate and a second electrode layer; wherein a liquid storage tank and a liquid inlet are on a side of the first base plate proximal to the second substrate, the liquid inlet penetrates through a bottom of the liquid storage tank; the liquid storage tank and the liquid inlet are both in the liquid storage region.

Microfluidic chip

The present disclosure discloses a sample preliminary screening chip, a specimen detecting method and a screening device. A data processor may be configured to control a sample solution containing a specimen to be added into a preliminary screening inlet of the sample preliminary screening chip, and control the sample solution in the preliminary screening inlet to enter a channel, successively to flow through a first preliminary screening area and a second preliminary screening area, and to flow out from a preliminary screening outlet so as to store a liquid with the specimen in a first preliminary screening area. In this way, the liquid containing the specimen may be screened preliminarily.

Sample preliminary screening chip, specimen detecting method, and screening device

The disclosure provides a micro-fluidic chip, and belongs to the field of chip technology. The microfluidic chip provided in the present disclosure includes a plurality of microfluidic units, each microfluidic unit includes an operation region and a transition region located on at least one side of the operation region, the transition regions at adjacent side of two adjacent microfluidic units are disposed opposite to each other. Each microfluidic unit includes: a first substrate; a first electrode layer disposed on the first substrate, the first electrode layer including a plurality of first sub-electrodes located in the operation region and at least one second sub-electrode located in the transition region, and the at least one second sub-electrode configured to drive a droplet to move from one of the plurality of microfluidic units to an adjacent microfluidic unit.

Micro-fluidic chip

An embodiment of the present disclosure provides a microfluidic chip, including: a first substrate; wherein the first substrate includes a first base, a first electrode layer on the first base; the first electrode layer includes a plurality of first electrodes at intervals along a first direction, wherein a cross-sectional shape of the first electrode parallel to the first base is a centrosymmetric shape, and the cross-sectional shape includes: a first boundary and a second boundary opposite to each other in the first direction; a shape of the first boundary is a centrosymmetric curve, a distance between two end points of the first boundary in a second direction perpendicular to the first direction is less than a length of the first boundary; the second boundary has a same shape and length as the first boundary, and the first and second boundaries are parallel to each other in the first direction.

Microfluidic chip and microfluidic system

A biological detection chip, a biological detection device, and a detection method thereof are disclosed. The biological detection chip includes a first base substrate and a plurality of detection units arranged in an array along a row direction and a column direction on the first base substrate. Each of the plurality of detection units includes a thin film transistor and an electrode, the thin film transistor is on the first base substrate and includes a gate electrode, a source electrode, and a drain electrode, and the electrode is on a side of the thin film transistor away from the first base substrate and is connected to the drain electrode, and the electrode is configured to carry a biological material to be detected.

Biological detection chip, biological detection device, and detection method thereof

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.

Digital microfluidic chip and digital microfluidic system

A chip for polymerase chain reaction, a method of operating a chip for polymerase chain reaction, and a reaction device are provided. The chip includes: a sample adding region, a mixing region, a temperature cycling region in a sequential arrangement, and at least one driving unit group. The at least one driving unit group includes a plurality of driving units and is configured to drive a liquid drop to move and sequentially pass through the sample adding region, the mixing region, and the temperature cycling region.

Chip for polymerase chain reaction, method of operation chip, and reaction device

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.

Microfluidic structure, microfluidic chip and detection method

A microfluidic device and a detection method for the microfluidic device are provided. The microfluidic device includes a driving substrate configured to drive a movement of a droplet; and a position detector configured to detect a position of the droplet on the driving substrate.

Microfluidic device and detection method therefor

A cell detection method and a cell detection device. The cell detection method includes: dividing a liquid sample into a plurality of droplets in a sample detection region so that each of the plurality of droplets includes fewer than ten cells; and performing optical detection on the plurality of droplets in the sample detection region to determine a target droplet including a target cell from the plurality of droplets.

Cell detection method and cell detection device

A microfluidic device, a microfluidic detection assembly and a detection method for the microfluidic device. The microfluidic device includes a first substrate and a second substrate; the first substrate and the second substrate are oppositely arranged to define a channel between the first substrate and the second substrate, the channel is configured for liquid to flow, the first substrate includes a base substrate and a plurality of control assemblies which are arranged on the base substrate along an extending direction of the channel, each of the plurality of control assemblies includes: a first electrode, a second electrode and a plurality of coils, and the first electrode is configured to input currents into the plurality of coils, and the plurality of coils are connected in parallel to the second electrode.

Microfluidic device and detection method therefor and microfluidic detection assembly

A microfluidic apparatus is provided. The microfluidic apparatus includes an electrochromic layer including a plurality of individually independently addressable regions; a microfluidic layer defining a microfluidic channel for allowing a microfluid to pass therethrough; and a plurality of photodetectors configured to detect light transmit through the microfluid. The electrochromic layer is configured to be switched between a first state in which the plurality of individually independently addressable regions of the electrochromic layer are substantially transmissive, and a second state in which at least a first one of the plurality of individually independently addressable regions of the electrochromic layer in a region corresponding to a position of the microfluid is substantially transmissive, at least a second one of the plurality of individually independently addressable regions of the electrochromic layer outside the region corresponding to the position of the microfluid is substantially non-transmissive.

Microfluidic apparatus, and method of detecting substance using microfluidic apparatus

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.

The embodiments of the present disclosure relate to a microfluidic chip. The microfluidic chip may include a substrate. The substrate may include an electrode layer on a base substrate, a dielectric layer on the electrode layer, and a lyophobic layer on the dielectric layer. The electrode layer may include a plurality of electrode units. Each of the plurality of electrode units may be configured to realize both droplet detection and droplet driving in response to a detection signal and a driving signal respectively.

Growing community of inventors

Beijing, China

Yingying Zhao