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公开(公告)号：US20240426680A1
公开(公告)日：2024-12-26
申请号：US18686517
申请日：2023-01-03
Inventor： Qiuxu WEI , Yue LI , Lihui WANG , Weilong GUO , Yanfei REN , Taonan ZHANG , Wenbo CHANG , Jie SUN , Nana HE , Shaohua WU , Guochen DU , Ding DING , Feng QU
IPC: G01L1/14
Abstract: An MEMS pressure sensor, a method for manufacturing an MEMS pressure sensor, and a pressure detection device are provided. The MEMS pressure sensor includes: an adapter board; an integrated circuit chip on one side of the adapter board; and a sensor chip on a side of the adapter board away from the integrated circuit chip. The sensor chip includes a first electrode and a second electrode, and the first electrode is between the adapter board and the second electrode; the second electrode includes a pressure-sensitive portion opposite to the first electrode and an edge portion surrounding the pressure-sensitive portion, the edge portion is fixed onto the adapter board by a bonding layer, and the first electrode, the second electrode, the bonding layer and the adapter board define a cavity. The first and second electrodes of the sensor chip are electrically connected to the integrated circuit chip through the adapter board.
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公开(公告)号：US20240342724A1
公开(公告)日：2024-10-17
申请号：US18580314
申请日：2022-09-07
Inventor： Houqian GAO , Zijian ZHAO , Ding DING , Shinying LAU
IPC: B01L3/00
CPC classification number: B01L3/5085 , B01L2300/0893 , B01L2300/12 , B01L2300/161
Abstract: A detection chip and a manufacturing method thereof, and a detection method are provided. The detection chip includes: a base substrate, and a detection layer, provided on the base substrate and including a plurality of detection holes. An inner wall of each of at least part of detection holes among the plurality of detection holes is hydrophilic, and a contact angle of the inner wall is within 30 degrees.
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公开(公告)号：US20240249997A1
公开(公告)日：2024-07-25
申请号：US18016411
申请日：2022-01-28
Inventor： Beiyuan FAN , Ding DING
CPC classification number: H01L23/46 , B01L3/502761 , B01L2300/1811 , B01L2300/1838
Abstract: A chip heat sink for a chip and a nucleic acid extraction device, where the chip has a channel for conveying a fluid, and on/off of the channel is controlled by an solenoid valve, the chip heat sink includes: a substrate, where the substrate has a first surface for placing the chip, and the first surface is provided with a first accommodating groove for accommodating an electromagnet; and a heat dissipation structure on the substrate and for dissipating heat from the electromagnet.
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公开(公告)号：US20240036036A1
公开(公告)日：2024-02-01
申请号：US17639078
申请日：2021-04-29
Inventor： Haonan LIU , Xiangguo MA , Kai GENG , Ding DING
IPC: G01N33/543 , B01L3/00 , G01N35/10
CPC classification number: G01N33/54306 , G01N33/54386 , B01L3/502761 , G01N35/10 , B01L2200/16 , B01L2200/0647 , B01L2300/027 , B01L2300/0636
Abstract: An immunoassay device and an immunoassay method are provided. The immunoassay device includes: a housing, a driving assembly, a detection chip and a liquid storage chamber; the housing has a first accommodating part in which the detection chip is disposed and a second accommodating part in which the liquid storage chamber is disposed, and the liquid storage chamber is configured at least to store reagent; the driving assembly is configured to communicate a liquid outlet of the liquid storage chamber with a liquid inlet of the detection chip, and drive the reagent in the liquid storage chamber to enter the detection chip.
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5.发明公开公开(公告)号：US20230347339A1
公开(公告)日：2023-11-02
申请号：US17637334
申请日：2021-04-27
Inventor： Lin DENG , Da LI , Fan YANG , Xiangguo MA , Ding DING
IPC: B01L3/00
CPC classification number: B01L3/502715 , B01L3/50273 , B01L2300/0627
Abstract: The present application discloses a device for driving a cell processing chip and a method of driving a cell processing chip. The cell processing chip is configured to process cells. The device for driving the cell processing chip includes a bearing member configured to carry the cell processing chip, an accommodating member in fluid communication with the cell processing chip, a fluid driving member configured to drive flow of fluid in the device and in the cell processing chip, a signal generating and processing member configured to apply a signal to a fluid in the cell processing chip to generate a response signal associated with the fluid, and configured to issue a control instruction, and a power supply configured to supply power to the fluid driving member, and configured to apply a sorting signal to the cell processing chip in response to the control instruction.
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Patent Agency Ranking
公开(公告)号：US20230158508A1
公开(公告)日：2023-05-25
申请号：US17753101
申请日：2021-03-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ruijun DENG , Zhukai LIU , Ding DING , Haonan LIU
CPC classification number: B01L7/52 , B01L3/502707 , B01L2300/12 , B01L2300/1827
Abstract: The present disclosure provides a microfluidic substrate, a microfluidic chip and a manufacturing method thereof. The microfluidic substrate includes: a first substrate; a conductive layer on the first substrate; and a defining layer on a side of the conductive layer facing away from the first substrate, the defining layer defining a concave portion; wherein the conductive layer comprises a plurality of conductive patterns corresponding to the concave portion, the plurality of conductive patterns are arranged along a first direction, each conductive pattern extends along a second direction and comprises a first end and a second end, the first direction is perpendicular to the second direction, and each conductive pattern has a maximum local resistance value at the first end and the second end of the conductive pattern.
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公开(公告)号：US20230137571A1
公开(公告)日：2023-05-04
申请号：US17606695
申请日：2021-02-05
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Haonan LIU , Yudan YIN , Ding DING
Abstract: The present disclosure relates to a microfluidic chip. The microfluidic chip includes a first substrate, and the first substrate includes a sample input hole and a reaction region located downstream of the sample input hole. The reaction region includes at least one groove, an orthographic projection of each groove on the first substrate is an axisymmetric pattern, a width of the axisymmetric pattern in a first direction is not less than a width of the axisymmetric pattern in a second direction, and the first direction is perpendicular to the second direction.
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公开(公告)号：US20220410160A1
公开(公告)日：2022-12-29
申请号：US17780194
申请日：2021-06-09
Inventor： Houqian GAO , Beiyuan FAN , Ding DING
IPC: B01L3/00
Abstract: The present disclosure provides a microfluidic chip including a plurality of microcavities, at least two of the plurality of microcavities have different volumes.
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公开(公告)号：US20220168743A1
公开(公告)日：2022-06-02
申请号：US17355869
申请日：2021-06-23
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
IPC: B01L3/00
Abstract: The present disclosure provides a microfluidic chip and a droplet separation method, and belongs to the field of biological chip technology. The microfluidic chip includes a first liquid tank and a second liquid tank opposite to each other and a channel layer therebetween. The channel layer includes a plurality of microfluidic channels separated from each other, first ends of the microfluidic channels are communicated with the first liquid tank, and second ends are communicated with the second liquid tank. The first liquid tank contains sample solution to be detected, and the second liquid tank contains encapsulating liquid. The sample solution to be detected entering the first liquid tank may be separated into a plurality of sample droplets through the microfluidic channels, the separated sample droplets enter the second liquid tank, so that the encapsulating liquid is encapsulated on a surface of each of the plurality of sample droplets.
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公开(公告)号：US20220137037A1
公开(公告)日：2022-05-05
申请号：US17332812
申请日：2021-05-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jiapeng WANG , Ding DING
IPC: G01N33/543 , G01N33/53 , G01N33/58
Abstract: A detection device and method for detecting a protein-based marker, and method for manufacturing a chip are provided. The detection device includes a first cover plate, in which a liquid inlet and a liquid outlet are provided; a second cover plate attached to the first cover plate to form a chamber; and a chip in the chamber. The chip includes a glass substrate and a micro-hole array layer on a side of the glass substrate. The micro-hole array layer includes a plurality of micro-holes arranged in an array, with each of the micro-holes being a nano micro-hole. The liquid inlet and the liquid outlet are configured such that a solution containing a plurality of magnetic particles enters the chamber via the liquid inlet, flows through at least a portion of the plurality of micro-holes of the micro-hole array layer, and discharges from the liquid outlet.
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