DISPLAY PANEL, DRIVING METHOD THEREFOR, AND DISPLAY DEVICE

    公开(公告)号:US20220375405A1

    公开(公告)日:2022-11-24

    申请号:US17767061

    申请日:2021-06-10

    摘要: A driving method of a display panel includes: determining a brightness band of the display panel, wherein brightness bands include a first brightness band to an Nth brightness band, maximum grayscale brightness of the first brightness band to the Nth brightness band decreases sequentially, and each brightness band includes three Gamma correction curves respectively corresponding to a first light emitting unit, a second light emitting unit, and a third light emitting unit each of an (N−M)th brightness band to the Nth brightness band also corresponds to at least one duty ratio; determining an input data voltage corresponding to at least one light emitting unit based on a Gamma correction curve that corresponds to the determined brightness band and an image to be displayed; and driving the display panel to display the image based on the determined input data voltage, or the determined input data voltage and the duty ratio.

    LIQUID CRYSTAL LENS AND IMAGING DEVICE USING THE SAME

    公开(公告)号:US20200073198A1

    公开(公告)日:2020-03-05

    申请号:US16439058

    申请日:2019-06-12

    IPC分类号: G02F1/29

    摘要: A liquid crystal lens and an imaging device including the liquid crystal lens are provided. The liquid crystal lens includes: a first substrate and a second substrate arranged opposite to each other; a liquid crystal layer located between the first substrate and the second substrate; the liquid crystal layer is configured to transmit a first portion of incident light transmitted through the first substrate, and converge the first portion of incident light to a predetermined region of the second substrate; and a light adjustment structure arranged between the first substrate and the second substrate, and configured to enable a second portion of incident light transmitted through the first substrate to be transmitted through the liquid crystal layer and converged to the predetermined region.

    DISPLAY PANEL, METHOD OF DRIVING THE SAME AND DISPLAY DEVICE

    公开(公告)号:US20220366841A1

    公开(公告)日:2022-11-17

    申请号:US17417153

    申请日:2020-11-09

    IPC分类号: G09G3/3208 G09G5/10

    摘要: A driving method includes, at a first display brightness value, inputting a pulse-width modulation signal with a duty ratio of X, and controlling a light-emitting driving current of a sub-pixel unit to be M, wherein X and M are obtained according to a first modulation rule; and at a second display brightness value, inputting the pulse-width modulation signal with a duty ratio of Y1, and controlling the light-emitting driving current of the sub-pixel unit to be N1, wherein the first display brightness value is greater than the second one, wherein, when the duty ratio and the light-emitting driving current corresponding to the second display brightness value are obtained according to the first modulation rule, the duty ratio corresponding to the second display brightness value is Y2, the light-emitting driving current corresponding to the second display brightness value is N2, Y1 is smaller than Y2, and N1 is greater than N2.

    DISPLAY PANEL, DISPLAY DEVICE AND DISPLAY METHOD

    公开(公告)号:US20220301503A1

    公开(公告)日:2022-09-22

    申请号:US17483260

    申请日:2021-09-23

    IPC分类号: G09G3/3225

    摘要: The present disclosure provides a display panel and a display method for use in the display panel. The display panel includes: a display region, the display region comprising a first display region and a second display region, the first display region comprising a transparent sub-display region, the transparent sub-display region having a light transmittance higher than that of the second display region; and a first light emission controller and a second light emission controller, the first light emission controller being configured to provide a light emission control signal to a plurality of pixel rows of the first display region, the second light emission controller being configured to provide a light emission control signal to a plurality of pixel rows of the second display region.