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公开(公告)号：US10755432B2
公开(公告)日：2020-08-25
申请号：US15984303
申请日：2018-05-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Heliang Di , Yu Gu
Abstract: The present disclosure provides an indoor positioning system, which includes: N positioning lamps, M camera devices, and a processor, where N is a positive integer greater than 1 and M is a positive integer greater than or equal to 1. The N positioning lamps are arranged at different positions respectively in a room where a target to be positioned is located. The M camera devices are arranged at different positions in the room respectively, and are used for capturing a complete image of the room respectively at different angles and at the same time. The processor is configured to determine a position of the target to be positioned in the room according to the M images acquired by the M camera devices respectively at the same time.
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公开(公告)号：US20200349377A1
公开(公告)日：2020-11-05
申请号：US16770095
申请日：2018-12-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Heliang Di
Abstract: Disclosed are a method and system for testing a wearable device. The method includes: performing an angle acquisition process for at least two times, and calculating an optical imaging parameter value of a target virtual image on the basis of angle variation values acquired in the at least two angle acquisition processes. With the method and system according to the present disclosure, the finally calculated optical imaging parameter value is more objective and more accurate than that acquired by means of the human eyes.
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公开(公告)号：US10334243B2
公开(公告)日：2019-06-25
申请号：US15122702
申请日：2015-10-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tieshi Wang , Saihua Chen , Xuefei Wang , Wanpeng Teng , Heliang Di , Zhihong Du , Shanshan Zhou
Abstract: A testing method and a testing apparatus for splicing screens (1, 2, 3, 4) are provided. The method includes: outputting an image signal to a display screen, wherein the display screen includes a plurality of splicing screens (1, 2, 3, 4), the image signal includes a plurality of testing sub pictures, the testing sub pictures are arranged correspondingly to the splicing screens (1, 2, 3, 4) so as to enable the splicing screens (1, 2, 3, 4) to display the corresponding testing sub pictures, and the testing sub pictures include testing contents (5, 6, 7, 8, 9, 10, 11, 12); and testing the splicing screens (1, 2, 3, 4) through the testing contents (5, 6, 7, 8, 9, 10, 11, 12). Testing on the splicing screens (1, 2, 3, 4) is achieved, and a testing result can be used for regulating the splicing screens (1, 2, 3, 4), so that defects generated in the displaying process of the splicing screens (1, 2, 3, 4) are reduced.
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公开(公告)号：US11039125B2
公开(公告)日：2021-06-15
申请号：US16650434
申请日：2018-09-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Saihua Chen , Heliang Di , Zhiying Zhang
Abstract: The present disclosure discloses a test method and system for a wearable device, and belongs to the field of electronic technology application. The method includes: controlling a wearable device displaying a test image to enter a test process, wherein the test process is a process of changing from a stationary state to a motion state and then to a stationary state along a specified direction; acquiring two images displayed by the wearable device in the test process; and determining display errors of the wearable device according to a difference in specified parameters of the two images.
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公开(公告)号：US09961341B2
公开(公告)日：2018-05-01
申请号：US14405313
申请日：2014-04-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jinye Zhu , Wang Hu , Yanbing Wu , Wei Wei , Shengbao Dun , Heliang Di
CPC classification number: H04N17/004 , H04N13/302 , H04N13/305 , H04N13/315 , H04N13/324 , H04N13/327 , H04N13/354
Abstract: The present disclosure discloses a method for evaluating crosstalk in a naked-eye stereoscopic display, including: controlling a display panel to display sequentially viewpoint images; when displaying each of the viewpoint images, each of sub-pixels for displaying a current viewpoint image displays a white image, each of sub-pixels for displaying other viewpoint images displays a black image; obtaining sequentially, on a light emitting side of the display panel, first luminance values of light at respective test angles corresponding to the current viewpoint image; controlling the display panel to display an all-black image, obtaining sequentially second luminance values of light at the respective test angles; determining a crosstalk value of light at one test angle corresponding to any one of luminance peaks in the first luminance values, according to the one of luminance peaks and one second luminance value at the same test angle corresponding to the one of the luminance peaks.
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Patent Agency Ranking
公开(公告)号：US10657859B2
公开(公告)日：2020-05-19
申请号：US16410148
申请日：2019-05-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tieshi Wang , Saihua Chen , Xuefei Wang , Wanpeng Teng , Heliang Di , Zhihong Du , Shanshan Zhou
Abstract: A testing method for splicing screens is provided. The method includes: outputting an image signal to a display screen, wherein the display screen includes a plurality of splicing screens, the image signal includes a plurality of testing sub pictures, the testing sub pictures are arranged correspondingly to the splicing screens so as to enable the splicing screens to display the corresponding testing sub pictures, and the testing sub pictures include testing contents; and testing the splicing screens through the testing contents, wherein the testing contents include a graduation signal, by which an accurate test is performed on the splicing screens.
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7.发明授权公开(公告)号：US10212415B2
公开(公告)日：2019-02-19
申请号：US14909708
申请日：2015-08-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Naifu Wu , Wei Wei , Kun Wu , Heliang Di , Tao Wang , Chiachiang Lin , Chunmiao Zhou
IPC: H04N13/00 , H04N13/344 , H04N13/305 , H04N13/376 , H04N13/31 , H04N13/398 , H04N13/106
Abstract: The present disclosure provides an image processing system, an image processing method, a position determining method and a display system. The image processing system includes a processing module configured to process at least a portion of original views in an original image to be displayed currently, so as to obtain a target image including the processed views, each processed view including an identifier; and a display module configured to display the target image, so as to enable a viewer to determine, in accordance with a combination of the identifiers in the target image, a position for viewing a 3D image. According to the present disclosure, it is able to guide the viewer to view the glassless 3D image at an extremely low cost.
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公开(公告)号：US11557106B2
公开(公告)日：2023-01-17
申请号：US16770095
申请日：2018-12-10
Applicant: BOE Technology Group Co., Ltd.
Inventor： Heliang Di
IPC: G06V10/24 , G06F1/16 , G06F3/041 , G06T7/30 , G06T7/73 , G06T19/00 , G01M11/02 , G06T7/80 , G06F11/22 , H04N17/00 , G06F3/01
Abstract: Disclosed are a method and system for testing a wearable device. The method includes: performing an angle acquisition process for at least two times, and calculating an optical imaging parameter value of a target virtual image on the basis of angle variation values acquired in the at least two angle acquisition processes. With the method and system according to the present disclosure, the finally calculated optical imaging parameter value is more objective and more accurate than that acquired by means of the human eyes.
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公开(公告)号：US11244655B2
公开(公告)日：2022-02-08
申请号：US17273789
申请日：2019-09-10
Inventor： Xiangchun Xiao , Heliang Di , Xuguang Jia
Abstract: A method and device for modulating a brightness-grayscale curve of a display device are provided. The method includes determining an applicable standard brightness-grayscale curve for eye perception; obtaining theoretical brightness values corresponding to respective grayscales of the display device based on the applicable standard brightness-grayscale curve for eye perception and at least one of an eye pupil change factor, an environmental factor and a factor related to the display device; modulating brightnesses of the display device according to the theoretical brightness values corresponding to the respective grayscales of the display device. The above method is a solution to the problems of low grayscale details, backlighting, high grayscale saturation, and transition-color unevenness. The problem is solved that a visible grayscale in a dimmed session is no longer distinguishable in a bright environment. And a quantifiable standard for modulation control is provided.
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公开(公告)号：US20200228792A1
公开(公告)日：2020-07-16
申请号：US16650434
申请日：2018-09-21
Applicant: BOE Technology Group Co., Ltd.
Inventor： Saihua Chen , Heliang Di , Zhiying Zhang
IPC: H04N17/00
Abstract: The present disclosure discloses a test method and system for a wearable device, and belongs to the field of electronic technology application. The method includes: controlling a wearable device displaying a test image to enter a test process, wherein the test process is a process of changing from a stationary state to a motion state and then to a stationary state along a specified direction; acquiring two images displayed by the wearable device in the test process; and determining display errors of the wearable device according to a difference in specified parameters of the two images.
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