公开(公告)号：US20240293828A1

公开(公告)日：2024-09-05

申请号：US17996129

申请日：2021-10-22

Applicant: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD. ,  BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kang PENG ,  Zhukai LIU ,  Ding DING

IPC: B04B7/08 ,  B01L3/00

CPC classification number: B04B7/08 ,  B01L3/502707 ,  B01L2400/0409

Abstract: A centrifugal structure member of a microfluidic chip and a centrifuge are provided. The centrifugal structure member of a microfluidic chip includes: a connecting portion (10) configured to connect to a rotor of a centrifuge; a support portion (20) fixedly connected or integrally formed with the connecting portion (10), and having an inclined outer surface forming an included angle with the rotation axis (50) of the rotor of the centrifuge; and a mounting portion (30) connected with or formed on the inclined outer surface, and configured to detachably mount the microfluidic chip (40) on the support portion (20).

公开(公告)号：US20230176045A1

公开(公告)日：2023-06-08

申请号：US17928663

申请日：2021-05-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yudan YIN ,  Jing YU ,  Haonan LIU ,  Zhukai LIU

IPC: G01N33/543 ,  G01N21/64 ,  B01L3/00

CPC classification number: G01N33/54386 ,  G01N21/6458 ,  G01N21/6428 ,  B01L3/502761 ,  G01N2021/6439 ,  B01L2400/084 ,  B01L2300/0654 ,  B01L2200/0647 ,  B01L2200/16

Abstract: The present disclosure provides microfluidic flow channel structure, detection system and method for using detection system, aiming at improving uniformity of liquid introduction of microfluidic detection system. Microfluidic flow channel structure includes liquid inlet section (1), main chamber (3) and liquid outlet section (2), main chamber (3) includes liquid inlet end (31), chamber middle part (33) and liquid outlet end (32); liquid inlet section (1), liquid inlet end (31), chamber middle part (33), liquid outlet end (32) and liquid outlet section (2) are sequentially connected together; width of liquid inlet end (31) is gradually increased in direction from liquid inlet section (1) to chamber middle part (33); thinning flow guidance region (310) is provided at edge of liquid inlet end (31) formed as width of liquid inlet end varies, and has thickness less than that of remaining region except thinning flow guidance region (310) of main chamber (3).

公开(公告)号：US20230160823A1

公开(公告)日：2023-05-25

申请号：US17423941

申请日：2021-03-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Mengjun HOU ,  Qiong WU ,  Youxue WANG ,  Kai GENG ,  Zhukai LIU ,  Jing Yu

IPC: G01N21/64 ,  G01N21/17

CPC classification number: G01N21/6428 ,  G01N21/1717 ,  G01N2201/0873

Abstract: The present disclosure provides an analysis device for a detection chip, an analysis system and a method of operating the analysis device. The analysis device includes a loading part, a temperature control part and a signal detection part. The loading part is configured to receive and hold the detection chip in use and is capable of moving the detection chip. The temperature control part includes a heater and a cooler, the heater is configured to heat the detection chip and the cooler is configured to cool the detection chip. The signal detection part includes an optical sensor. The optical sensor is configured to receive light from the detection chip and perform detection according to the light.

公开(公告)号：US20230158500A1

公开(公告)日：2023-05-25

申请号：US17753161

申请日：2021-03-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ruijun DENG ,  Fan YANG ,  Zhukai LIU ,  Ding DING

IPC: B01L3/00 ,  B01L7/00 ,  C12Q1/6844 ,  G01N21/64

CPC classification number: B01L3/502761 ,  B01L7/52 ,  C12Q1/6844 ,  G01N21/64 ,  B01L2200/0647 ,  B01L2200/16 ,  B01L2300/0654 ,  B01L2300/18 ,  B01L2300/161

Abstract: The present disclosure provides an array substrate, a microfluidic device, a microfluidic system, and a fluorescence detection method. The array substrate includes at least one recess, the array substrate is located in a plane, and a ratio of an area of an orthographic projection of the at least one recess on the plane to an area of an orthographic projection of the array substrate on the plane is between 0.05 and 0.60.

公开(公告)号：US20220410149A1

公开(公告)日：2022-12-29

申请号：US17430854

申请日：2021-03-12

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ruijun DENG ,  Mengjun HOU ,  Zhukai LIU ,  Jing YU

IPC: B01L3/00 ,  B01L7/00

Abstract: A detection chip, a method of using a detection chip and a reaction system are provided. The detection chip includes a first substrate, a micro-chamber definition layer and a heating electrode. The micro-chamber definition layer is located on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is located on the first substrate and closer to the first substrate than the micro-chamber definition layer, and configured to release heat after being energized. The heating electrode includes a plurality of sub-electrodes, orthographic projections of the plurality of micro-reaction chambers on the first substrate overlap with orthographic projections of at least two of the plurality of sub-electrodes on the first substrate, and the at least two of the plurality of sub-electrodes have different heating values per unit time after being energized.

公开(公告)号：US20220274106A1

公开(公告)日：2022-09-01

申请号：US17631461

申请日：2021-03-03

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yudan YIN ,  Jing YU ,  Haonan LIU ,  Zhukai LIU

IPC: B01L3/00 ,  C23C16/50 ,  C23C16/40 ,  C23C16/56

Abstract: Disclosed are a detection chip and a modification method therefor. A surface activation treatment is performed on a hydrophilic layer of the detection chip, such that a hydroxy-containing modification group is formed on a surface of the hydrophilic layer; and a solution containing an oxy compound is then used to perform a surface epoxidation treatment on the hydrophilic layer in order to form an epoxy-containing modification group on the surface of the hydrophilic layer.