ULTRASONIC DIMMING SYSTEM AND DIMMING WINDOW ASSEMBLY

    公开(公告)号:US20220035195A1

    公开(公告)日:2022-02-03

    申请号:US17214271

    申请日:2021-03-26

    Abstract: An ultrasonic dimming system includes: a function processing module including: a first unit for generating a first electrical signal for locating a target object in a first operation state, to enable an ultrasonic transducer structure to generate first ultrasonic waves, and generating a second electrical signal for identifying finger touch position in a second operation state, to enable the ultrasonic transducer structure to generate second ultrasonic waves; a second unit for detecting reflected first ultrasonic waves to obtain target position information of the target object in the first operation state, and detecting reflected second ultrasonic waves to obtain finger touch position information in the second operation state; a third unit for controlling the ultrasonic transducer structure to perform directional sounding for the target object in the first operation state; a fourth unit for sending a control signal to the dimming glass structure to perform dimming in the second operation state.

    SHIFT REGISTER AND DRIVING METHOD THEREOF, GATE DRIVING CIRCUIT AND DISPLAY APPARATUS

    公开(公告)号:US20210225250A1

    公开(公告)日:2021-07-22

    申请号:US16304952

    申请日:2018-02-08

    Abstract: There are provided in the present disclosure a shift register and a driving method thereof, a gate driving circuit and a display apparatus. The shift register of the present disclosure includes: a forward scanning input sub-circuit for pre-charging a potential of a pull-up node by an operation level signal under control of a forward input signal and a forward scanning signal upon scanning forwards; a backward scanning input sub-circuit for pre-charging the potential of the pull-up node by an operation level signal under control of a backward input signal and a backward scanning signal upon scanning backwards; an output sub-circuit for outputting a clock signal through a signal output terminal under control of the potential of the pull-up node; wherein the pull-up node is a connection node of the forward scanning input sub-circuit, the backward scanning input sub-circuit and the output sub-circuit.

    METHOD AND DEVICE FOR POSITIONING INTELLIGENT TERMINAL APPARATUS, AS WELL AS INTELLIGENT TERMINAL APPARATUS ASSOCIATED THEREWITH

    公开(公告)号:US20210225025A1

    公开(公告)日:2021-07-22

    申请号:US16097645

    申请日:2018-02-26

    Abstract: A method for positioning an intelligent terminal apparatus comprises: acquiring data points scanned by a position detection device in the intelligent terminal apparatus at the current position of the intelligent terminal apparatus; converting valid data points into segment features to obtain a first set of segment features; and converting point features in an established map of the intelligent terminal apparatus into segment features to obtain a second set of segment features; selecting, from the first and second set of segment features, segments having the same position relationship respectively to form a first and a second candidate subset of the first and the second set of segment features respectively; and determining a transformation matrix that matches the first candidate subset to the second candidate subset, and identifying the current position and the orientation angle of the intelligent terminal apparatus in the established map based on the transformation matrix.

    NEURAL NETWORK FOR IMAGE MULTI-LABEL IDENTIFICATION, RELATED METHOD, MEDIUM AND DEVICE

    公开(公告)号:US20200210773A1

    公开(公告)日:2020-07-02

    申请号:US16551278

    申请日:2019-08-26

    Abstract: A neural network includes: a convolutional network; a multi-feature-layer merging network configured to merge feature maps output by a high-order convolutional layer and a low-order convolutional layer; a spatial regularization network configured to receive the merged feature map; a first content label full connection layer configured to receive a feature map and output a first prediction probability of a content label; a second content label full connection layer configured to receive an N-th order feature map and output a second prediction probability of the content label, the first prediction probability and the second prediction probability of the content label are summed and averaged to obtain a prediction probability; a theme label full connection layer configured to receive the N-th order feature map and output a prediction probability; and a category label full connection layer configured to output a prediction probability of a category label, where 1

    IMAGE SEGMENTATION METHOD AND DEVICE, COMPUTER DEVICE AND NON-VOLATILE STORAGE MEDIUM

    公开(公告)号:US20200034972A1

    公开(公告)日:2020-01-30

    申请号:US16403805

    申请日:2019-05-06

    Abstract: An image segmentation method and device, a computer device and a non-volatile storage medium are provided. The image segmentation method includes: performing super-pixel segmentation on an image to be segmented to obtain a super-pixel image, and binarizing the image to be segmented to obtain a binary image; combining the super-pixel image and the binary image to obtain a binary super-pixel image; performing distance transformation on the binary super-pixel image, to obtain a grayscale super-pixel image; marking seed points in the grayscale super-pixel image, to obtain a seed point super-pixel image in which grayscale values of the seed points are greater than a first value, and grayscale values of pixel blocks other than the seed points in target regions are the first value; and marking and filling the pixel blocks, grayscale values of which are the first value in the seed point super-pixel image, to obtain a segmented image.

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