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公开(公告)号：US20210158481A1
公开(公告)日：2021-05-27
申请号：US16641537
申请日：2019-03-13
Inventor： Xuefeng WANG , Yukun SUN , Hao ZHANG , Lili CHEN , Jinghua MIAO , Bin ZHAO , Xi LI , Lixin WANG , Jianwen SUO , Wenyu LI , Jinbao PENG , Qingwen FAN , Yuanjie LU , Yali LIU , Chenru WANG , Jiankang SUN
IPC: G06T3/40 , G06T11/60 , G06F3/0484
Abstract: An image processing method is provided, the method includes: performing area division on an input image to obtain a plurality of sub-images; determining a part of the plurality of sub-images as an image to be output; stitching respective sub-images of the image to be output to obtain a stitched image; and transmitting the stitched image, wherein the stitched image is smaller than the input image. An image jointing method is provided, the method includes: receiving a stitched image obtained by the image processing method according to the present disclosure; extracting respective sub-images of an image to be output from the stitched image; and jointing the respective sub-images to obtain a display image, wherein the jointing the respective sub-images refers to obtaining the display image by an operation inverse to a stitching process of stitching the respective sub-images to obtain the stitched image.
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公开(公告)号：US20210142739A1
公开(公告)日：2021-05-13
申请号：US16640509
申请日：2019-08-21
Inventor： Binhua SUN , Jian SUN , Feng ZI , Feng PAN , Yakun WANG , Ziqiang GUO , Hao ZHANG , Lili CHEN , Lin LIN , Zhen TANG , Yadong DING , Bingxin LIU
IPC: G09G3/34
Abstract: A backlight source of a backlight module of a display device is divided into N*M regions. A backlight driving device includes: an MCU configured to acquire backlight data about the N*M regions corresponding to a current display image of the display device and transmit the backlight data about the N*M regions to a backlight source driving circuitry in a one-tone manner; and the backlight source driving circuitry including M PWM outputs and N registers corresponding to each PWM output. The N*M registers of the backlight source driving circuitry correspond to the N*M regions respectively. The backlight source driving circuitry is configured to receive backlight data about the N*M regions from the MCU, and write the backlight data about each region into a corresponding register, so as to control luminance of the corresponding region in accordance with the backlight data.
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公开(公告)号：US20210118109A1
公开(公告)日：2021-04-22
申请号：US16500538
申请日：2019-03-13
Inventor： Xi LI , Hao ZHANG , Lili CHEN , Yukun SUN , Jinghua MIAO , Xuefeng WANG , Jinbao PENG , Bin ZHAO , Jianwen SUO , Lixin WANG , Qingwen FAN , Wenyu LI , Yuanjie LU
Abstract: Disclosed is an image processing method, including: determining coordinate values of one or more target pixels in an image, wherein the target pixels are used for dividing the image; carrying out a mapping operation on the coordinate values of the one or more target pixels to obtain first pixel data; reading the image to obtain second pixel data; and combining the first pixel data and the second pixel data to obtain a combined image.
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104.发明申请公开(公告)号：US20210073509A1
公开(公告)日：2021-03-11
申请号：US16634227
申请日：2019-05-31
Inventor： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Minglei CHU , Huidong HE , Shuo ZHANG , Gang LI , Xiangjun PENG , Chenxi ZHAO , Yaoyu LV
Abstract: Disclosed herein includes a method, an apparatus, a display device and storage medium storing computer executable instructions for positioning a gaze point. The method for obtaining a gaze point in a display device may comprise capturing a real time eye image, obtaining a real time pupil center point from the real time eye image, determining a gaze target zone based on the real time pupil center point and obtaining a gaze point on a target screen generated by the display device based on the real time pupil center point and a mapping ratio for the gaze target zone.
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公开(公告)号：US20210067766A1
公开(公告)日：2021-03-04
申请号：US16834609
申请日：2020-03-30
Inventor： Minglei CHU , Fuqiang MA , Xue DONG , Ming CHEN , Hao ZHANG , Lili CHEN , Hongzhen XUE , Yaoyu LV , Zhanshan MA , Guixin YAN
IPC: H04N13/393 , H04N13/395 , G02B30/52 , G06T15/08 , G06T7/73 , G06T7/90
Abstract: A data transmission method, a method of displaying three-dimensional image, a data transmission device and a three-dimensional image display device are provided. The shift register unit includes a device. The data transmission method, comprises: performing a phase decomposition on a preset three-dimensional model to generate a plurality of phase images; acquiring position information and color information of pixels in the plurality of phase images; and sending the position information and the color information of the pixels in the plurality of phase images to a volumetric three-dimensional display device.
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Patent Agency Ranking
公开(公告)号：US20200234509A1
公开(公告)日：2020-07-23
申请号：US16700039
申请日：2019-12-02
Inventor： Guixin YAN , Hao ZHANG , Lili CHEN , Minglei CHU , Wenhong TIAN , Zhanshan MA , Ziqiang GUO
IPC: G06T19/20 , G02B30/26 , H04N13/302 , H04N13/117
Abstract: A method for interacting with an autostereoscopic display is disclosed. The method includes initiating displaying by the autostereoscopic display a left eye view and a right eye view that contain a virtual manipulated object, determining a real-world coordinate of the virtual manipulated object perceived by a user located at a predetermined viewing position of the auto stereoscopic display, receiving an interactive action of the user's manipulating body acquired by a motion tracker, where the interaction action includes a real-world coordinate of the manipulating body, determining whether an interaction condition is triggered based at least in part on the real-world coordinate of the virtual manipulated object and the real-world coordinate of the manipulating body, and refreshing the left eye view and the right eye view based on the interactive action of the manipulating body acquired by the motion tracker, in response to determining that the interaction condition is triggered.
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107.发明申请公开(公告)号：US20200226789A1
公开(公告)日：2020-07-16
申请号：US16739476
申请日：2020-01-10
Inventor： Fuqiang MA , Hongzhen XUE , Lili CHEN , Hao ZHANG , Gang LI , Minglei CHU
Abstract: A camera calibration plate, a camera calibration method and device, and an image acquisition system are described. The camera calibration plate includes a planar plate body, and a plurality of groups of concentric circles on the planar plate body. The plurality of groups of concentric circles are same and include solid circle center points. The plurality of groups of concentric circles are distributed in an array.
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108.发明申请公开(公告)号：US20190204911A1
公开(公告)日：2019-07-04
申请号：US16233947
申请日：2018-12-27
Inventor： Minglei CHU , Hao ZHANG , Lili CHEN , Bin ZHAO , Ruijun DONG , Chenru WANG , Yali LIU , Xuebing ZHANG , Jiankang SUN , Guixin YAN , Ziqiang GUO , Xinjian LIU
CPC classification number: G06F3/013 , G06T7/70 , G06T7/80 , G06T2207/10048 , G06T2207/30201 , H04N5/2256
Abstract: An eye tracking device and an eye tracking method applied to video glasses, and video glasses are provided. The eye tracking device includes a light source component, a reflection component, an image sensor component and a main control component. The light source component is configured to emit invisible light to an eyeball, the reflection component is configured to reflect the invisible light reflected by the eyeball, the image sensor component is configured to generate an image of the eyeball based on the invisible light reflected by the reflection component, and the main control component is coupled to the image sensor component and is configured to acquire a gaze direction based on the image of the eyeball.
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公开(公告)号：US20190086726A1
公开(公告)日：2019-03-21
申请号：US15505922
申请日：2016-07-01
Inventor： Ruijun DONG , Dong CHEN , Guangquan WANG , Haiwei SUN , Lili CHEN , Zhihui ZENG , Lu YU , Jianjie WU , Qian WANG , Wei SUN , Huijuan CHEN
Abstract: The present disclosure provides a backlight module, which includes at least one quantum wire unit. The at least one quantum wire unit is configured to have an effective wire width such that the at least one quantum wire unit is capable of converting electric energy to emit light of a selected wavelength. Each of quantum wire unit comprises a first electrode, disposed on a first side of a substrate layer; a first buffer layer, disposed on a second side of the substrate layer; an active layer, disposed over the first buffer layer; a second buffer layer, disposed over the active layer; and a second electrode disposed over the second buffer layer. Each quantum wire unit, along with the substrate layer, forms a quantum wire laser generator, which is configured such that the active layer emits light upon application of a voltage difference between the first electrode and the second electrode.
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公开(公告)号：US20250138317A1
公开(公告)日：2025-05-01
申请号：US18705604
申请日：2023-08-09
Inventor： Yulong WU , Lili CHEN , Hao ZHANG , Ruijun DONG , Chenru WANG , Na HAN
Abstract: A near-eye display apparatus, a display method thereof and a wearable device. The near-eye display apparatus comprises: at least one first display unit (31), the first display unit (31) being configured to form at an imaging position a first image; at least one second display unit (32), the second display unit (32) being configured to form at the imaging position a second image, the first image and the second image being spliced to form a display image; and an optical path adjustment structure (5), the optical path adjustment structure (5) being configured to transmit towards the direction of the imaging position at least part of emergent light rays of the first display unit (31), and to reflect towards the direction of the imaging position at least part of emergent light rays of the second display unit (32).
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