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公开(公告)号：US10176769B2
公开(公告)日：2019-01-08
申请号：US15074831
申请日：2016-03-18
Applicant: Xiaomi Inc.
Inventor： Anyu Liu , Lei Yu , Guosheng Li
IPC: G09G3/36
Abstract: The present disclosure discloses a liquid crystal display method and device, and a storage medium, and it relates to the field of liquid crystal display. The method include acquiring a grayscale value of each row of a content displayed on a liquid crystal panel, determining whether the pixel grayscale values of a plurality the pixels in the i-th row of the displayed content are lower than a predetermined value, setting a refresh rate of the i-th row of the displayed content to a first refresh rate when the grayscale values of the plurality of pixels in the i-th row are below the predetermined value, determining whether at least one pixel grayscale value of the pixels in the j-th row is not lower than the predetermined value, and setting a refresh rate of the j-th row in the displayed content to a second refresh rate if at least one pixel grayscale value of the pixels in the j-th row is not lower than a predetermined value. The first refresh rate is lower than the second.
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公开(公告)号：US10169634B2
公开(公告)日：2019-01-01
申请号：US15356683
申请日：2016-11-21
Applicant: Xiaomi Inc.
Inventor： Guosheng Li , Anyu Liu , Linghua Gu
Abstract: A method, device and a computer-readable storage medium for fingerprint recognition are provided. The method for fingerprint recognition may be applied to an electronic device including a liquid crystal display, and the liquid crystal display has fingerprint recognition sensors and optical proximity sensors. The method includes: acquiring a fingerprint recognition instruction; determining an area made up of a part of the optical proximity sensors after acquisition of the fingerprint recognition instruction, the distance between each of the part of the optical proximity sensor and a touch operation being less than a predetermined distance threshold; selecting a part of the fingerprint recognition sensors according to the area; and controlling the selected part of the fingerprint recognition sensors to perform fingerprint recognition.
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公开(公告)号：US10109248B2
公开(公告)日：2018-10-23
申请号：US15378540
申请日：2016-12-14
Applicant: Xiaomi Inc.
Inventor： Guosheng Li , Anyu Liu , Lei Yu
Abstract: A method for adjusting a liquid crystal display, includes: changing a voltage applied by a source circuit of the liquid crystal display, and measuring transmittance of the liquid crystal display at different values of the applied voltage; determining, according to a corresponding relationship between the applied voltage and the measured transmittance, a critical applied voltage that corresponds to a maximum measured transmittance of the liquid crystal display; and determining an operating voltage of the source circuit according to the critical applied voltage, and adjusting the applied voltage to the operating voltage.
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公开(公告)号：US10002283B2
公开(公告)日：2018-06-19
申请号：US15155234
申请日：2016-05-16
Applicant: Xiaomi Inc.
Inventor： Guosheng Li , Anyu Liu , Shanrong Liu
CPC classification number: G06K9/00087 , G06F3/0412 , G06F3/0414 , G06F2203/0338 , G06K9/00013 , G06K9/0002
Abstract: The present disclosure relates to an apparatus, a method, and an electronic device. The apparatus includes a display screen; a processor; a fingerprint sensor configured to acquire fingerprint data, wherein the fingerprint sensor is located in a content displaying area of the display screen; and a data transmission line configured to transmit the fingerprint data from the fingerprint sensor to the processor, wherein the data transmission line includes a first end connected to the fingerprint sensor and a second end connected to the processor.
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公开(公告)号：US09928811B2
公开(公告)日：2018-03-27
申请号：US15352371
申请日：2016-11-15
Applicant: XIAOMI INC.
Inventor： Anyu Liu , Guosheng Li , Zhongsheng Jiang
CPC classification number: G09G5/391 , G06F3/14 , G09G5/005 , G09G2340/02 , G09G2350/00 , H04N19/117 , H04N19/157 , H04N19/162 , H04N19/172 , H04N19/40 , H04N19/46 , H04N19/59
Abstract: A method, device, and computer-readable storage medium are provided for image display. The method includes: obtaining display definition information of an image to be displayed; determining a target image compression ratio corresponding to the display definition information of the image to be displayed based on a prestored correspondence between display definition information and image compression ratios; and compressing display data of the image to be displayed based on the target image compression ratio, and transmitting the compressed display data to a display device for display.
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Patent Agency Ranking
公开(公告)号：US20170116909A1
公开(公告)日：2017-04-27
申请号：US15231793
申请日：2016-08-09
Applicant: Xiaomi Inc.
Inventor： Guosheng Li , Anyu Liu , Shanrong Liu
CPC classification number: G09G3/2085 , G09G3/20 , G09G3/2096 , G09G3/3611 , G09G3/3618 , G09G2310/0213 , G09G2310/0227 , G09G2320/02 , G09G2320/0247 , G09G2320/103 , G09G2330/021 , G09G2340/0435 , G09G2370/08
Abstract: A display method and display device are provided. The method includes: detecting whether a displayed content in a display screen changes; in response to detecting that the displayed content does not change, controlling the display screen to update alternately display data respectively corresponding to odd pixels and even pixels in each row of display unit. The number of updated pixels of the display screen each time may be reduced, while the original refresh frequency is maintained, so the problem that the splash screen phenomena is caused in the display screen by reducing the refresh frequency of the display screen may be solved, thus achieving effects of avoiding the splash screen phenomena of the display screen and of reducing the power consumption of the display screen while maintaining the original refresh frequency of the display screen.
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公开(公告)号：US20160189636A1
公开(公告)日：2016-06-30
申请号：US14984164
申请日：2015-12-30
Applicant: Xiaomi Inc.
Inventor： Anyu Liu , Guosheng Li , Hui Du
CPC classification number: G09G3/3406 , G09G3/3426 , G09G3/36 , G09G2320/0233 , G09G2320/0646 , G09G2320/0686 , G09G2360/16
Abstract: The present disclosure is directed to a backlight control method and device. The method includes: acquiring, for a display block in a screen, grayscale values of respective pixels in an image displayed in the display block, the screen including one or more display blocks; determining, according to the acquired grayscale values, a minimum value among a predetermined number of largest grayscale values; and when the minimum value reaches or exceeds a threshold grayscale value, controlling the grayscale values of the respective pixels to be unchanged, and controlling a backlight intensity of the display block to be a maximum backlight intensity.
Abstract translation: 本公开涉及一种背光控制方法和装置。 该方法包括：为显示屏中的显示块获取显示在显示块中的图像中的各个像素的灰度值，所述屏幕包括一个或多个显示块; 根据获取的灰度值确定预定数量的最大灰度值中的最小值; 并且当所述最小值达到或超过阈值灰度值时，控制各个像素的灰度值不变，并且将所述显示块的背光强度控制为最大背光强度。
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公开(公告)号：US11226736B2
公开(公告)日：2022-01-18
申请号：US16799533
申请日：2020-02-24
Applicant: Xiaomi Inc.
Inventor： Anyu Liu , Hui Du , Guosheng Li
IPC: G06F3/0488 , G06F3/041 , G06F1/16 , G06F3/0481 , G06F3/0484 , G06F3/0486 , H04M1/724
Abstract: A mobile terminal for controlling display includes: a frame body including a middle frame; a touch screen provided on a front surface of the frame body and attached onto the middle frame; wherein the touch screen covers whole of the front surface of the frame body, or the touch screen covers a remaining area except a predetermined area on the front surface of the frame body, the predetermined area being an exposure area for additional electronic devices provided on the front surface of the frame body; a touch integrated circuit connected with the touch screen; and a processor connected with the touch integrated circuit. According to the disclosure, the whole front surface of the frame body is covered by the touch screen without providing the upper forehead area and the lower button area thereon.
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公开(公告)号：US10319342B2
公开(公告)日：2019-06-11
申请号：US15393420
申请日：2016-12-29
Applicant: Xiaomi Inc.
Inventor： Guosheng Li , Anyu Liu , Hui Du
Abstract: The present disclosure relates to methods and devices for adjusting display brightness. A method may include determining original gray scale values of pixels of a display. The method may further include performing gray scale transformation on the original gray scale values of the pixels of the display to determine transformed gray scale values. The method may further include adjusting gray scale values of the pixels of the display to the transformed gray scale values.
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公开(公告)号：US20170140713A1
公开(公告)日：2017-05-18
申请号：US15163452
申请日：2016-05-24
Applicant: Xiaomi Inc.
Inventor： Anyu Liu , Lei Yu , Guosheng Li
CPC classification number: G09G3/36 , G09G3/2018 , G09G3/2074 , G09G3/3648 , G09G2300/0452 , G09G2320/0252 , G09G2320/103 , G09G2330/021 , G09G2340/0435 , G09G2360/16
Abstract: Liquid crystal display methods and devices are disclosed. In one embodiment, a method comprises acquiring a grayscale value of each pixel in a first content displayed on a liquid crystal panel, and adjusting a refresh rate of the liquid crystal panel from a first refresh rate to a second refresh rate if the grayscale value of the each pixel in the first content is lower than a predetermined value, wherein the second refresh rate is lower than the first refresh rate. The method enables a reduction of power consumption of liquid crystal panel and associated display chip and processor.
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