DYNAMIC DETILT FOCUS TRACKING
    2.
    发明公开

    公开(公告)号:US20230228984A1

    公开(公告)日:2023-07-20

    申请号:US18097947

    申请日:2023-01-17

    Applicant: ILLUMINA, INC.

    Abstract: Some implementations of the disclosure relate to an imaging system, including: a sample holder to support a sample container having multiple sample locations; an optical stage having; an assembly comprising one or more actuators physically coupled to the sample holder to tilt the sample holder relative to the optical stage during imaging of the multiple sample locations to focus the optical stage onto a current sample location; a first light source to project a first pair of spots on the sample container; and a controller to control, based on a sample tilt determined from a first separation measurement of the first pair of spots from one or more images taken by an image sensor at one or more of the sample locations, the one or more actuators to tilt the sample holder along a first direction of the imaging or a second direction substantially perpendicular to the first direction.

    Real time controller switching
    3.
    发明授权

    公开(公告)号:US10834308B2

    公开(公告)日:2020-11-10

    申请号:US16245128

    申请日:2019-01-10

    Applicant: Illumina, Inc.

    Abstract: An imaging system may include a sample stage having a surface to support a sample to be scanned by the imaging system; an optical stage having an objective lens, the optical stage being positionable relative to the sample stage; an actuator physically coupled to at least one of the sample stage and the optical stage to move the sample stage relative to the optical stage; a servo circuit to control the actuator; a first set of control parameters to control the servo circuit; a second set of control parameters to control the servo circuit; and a servo control circuit to apply the first set of control parameters to the servo circuit when the imaging system is operating in a first mode of operation and to apply the second set of control parameters to the servo circuit when the imaging system is operating in a second mode of operation.

    REAL TIME CONTROLLER SWITCHING
    4.
    发明申请

    公开(公告)号:US20190222743A1

    公开(公告)日:2019-07-18

    申请号:US16245128

    申请日:2019-01-10

    Applicant: Illumina, Inc.

    Abstract: An imaging system may include a sample stage having a surface to support a sample to be scanned by the imaging system; an optical stage having an objective lens, the optical stage being positionable relative to the sample stage; an actuator physically coupled to at least one of the sample stage and the optical stage to move the sample stage relative to the optical stage; a servo circuit to control the actuator; a first set of control parameters to control the servo circuit; a second set of control parameters to control the servo circuit; and a servo control circuit to apply the first set of control parameters to the servo circuit when the imaging system is operating in a first mode of operation and to apply the second set of control parameters to the servo circuit when the imaging system is operating in a second mode of operation.

    Predictive focus tracking apparatus and methods

    公开(公告)号:US11054624B2

    公开(公告)日:2021-07-06

    申请号:US15852699

    申请日:2017-12-22

    Applicant: Illumina, Inc.

    Abstract: An imaging system may include a sample stage comprising a surface to support a sample container, the sample container having a plurality of sample locations; an optical stage having an objective lens, the optical stage being positionable relative to the sample stage to image samples at the sample locations; an actuator physically coupled to at least one of the sample stage and the optical stage to move the sample stage relative to the optical stage to focus the optical stage onto a current sample location; and a drive circuit to determine a focus setting for a next sample location and to provide a drive signal to the actuator before the optical stage is positioned to image a sample at the next sample location, wherein at least one parameter of the drive signal is determined using a difference between a focus setting for the current sample location and the determined focus setting for the next sample location.

    REAL TIME CONTROLLER SWITCHING
    6.
    发明申请

    公开(公告)号:US20210029292A1

    公开(公告)日:2021-01-28

    申请号:US16949042

    申请日:2020-10-09

    Applicant: Illumina, Inc.

    Abstract: An imaging system may include a sample stage having a surface to support a sample to be scanned by the imaging system; an optical stage having an objective lens, the optical stage being positionable relative to the sample stage; an actuator physically coupled to at least one of the sample stage and the optical stage to move the sample stage relative to the optical stage; a servo circuit to control the actuator; a first set of control parameters to control the servo circuit; a second set of control parameters to control the servo circuit; and a servo control circuit to apply the first set of control parameters to the servo circuit when the imaging system is operating in a first mode of operation and to apply the second set of control parameters to the servo circuit when the imaging system is operating in a second mode of operation.

    FLOW CELL BASED MOTION SYSTEM CALIBRATION AND CONTROL METHODS

    公开(公告)号:US20240033738A1

    公开(公告)日:2024-02-01

    申请号:US18357006

    申请日:2023-07-21

    Applicant: ILLUMINA, INC.

    Abstract: The presently described techniques relate generally to providing motion feedback (e.g., motion system calibration and/or sample alignment) in the context of an imaging system (such as a time delay and integration (TDI) based imaging system). The architecture and techniques discussed may achieve nanoscale control and calibration of a movement feedback system without a high-resolution encoder subsystem or, in the alternative embodiments, with a lower resolution (and correspondingly less expensive) encoder subsystem than might otherwise be employed. By way of example, certain embodiments described herein relate to ascertaining or calibrating linear motion of a sample holder surface using nanoscale features (e.g., sample sites or nanowells or lithographically patterned features) provided on a surface of the sample holder.

    APPARATUS AND METHOD FOR CAPTURING VIBRATION IN SYSTEM

    公开(公告)号:US20230272837A1

    公开(公告)日:2023-08-31

    申请号:US18113815

    申请日:2023-02-24

    CPC classification number: F16F15/035 F16F2230/0047

    Abstract: An apparatus includes a chassis, a frame, a sample support member, an imaging assembly, an actuation assembly, and a vibration capture assembly. The frame is coupled with the chassis. The sample support member is supported by the frame. The actuation assembly is supported by the frame and is operable to drive movement of the imaging assembly relative to the sample support member. The vibration capture assembly is operable to selectively transition between a plurality of modes, including a damping mode and an isolation mode. In the damping mode, the vibration capture assembly is configured to resist movement of the frame relative to the chassis in response to operation of the actuation assembly. In the isolation mode, the vibration capture assembly is configured to prevent transmission of vibrational movement in the chassis to the frame.

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