-
1.发明申请公开(公告)号：US20220155859A1
公开(公告)日：2022-05-19
申请号：US17359677
申请日：2021-06-28
发明人： Guixin YAN , Jiankang SUN , Lili CHEN , Hao ZHANG
摘要： Provided are a human-machine interaction method, a system, a processing device and a computer readable storage medium, wherein the method includes: controlling a 3D display to output a 3D view to present a virtual target object; receiving a user image taken by a sight tracking camera, and detecting an eye gaze region according to the user image; receiving a hand image taken by a gesture detection camera, and detecting whether a user's hand collides with the virtual target object and/or grabs the virtual target object according to the hand image; controlling playing of the 3D view according to whether human eyes gaze at the virtual target object, the user's hand collides with the virtual target, and grasps the virtual target object.
-
公开(公告)号：US20220094905A1
公开(公告)日：2022-03-24
申请号：US17462894
申请日：2021-08-31
发明人： Yaoyu LV , Yachong XUE , Zhanshan MA , Jiankang SUN , Lili CHEN , Hao ZHANG
IPC分类号： H04N13/393 , H04N13/106 , G06F17/10
摘要： Methods and apparatuses for acquiring display image sequence, rotary stereoscopic display devices and storage media are provided. A method includes: determining voxels in a 3D display space by multiple partitioning of the 3D display space in a cylindrical coordinate system using a predetermined partitioning mode, where the predetermined partitioning mode includes non-uniform partitioning in a radius direction of the cylindrical coordinate system, and space bounding boxes resulting from a same partitioning have a same volume; determining a cross-sectional profile of a 3D object to be displayed on a display screen at each of phase positions; determining a cross-sectional image based on voxels and the cross-sectional profile at each of the phase positions; and acquiring a display image sequence by arranging the cross-sectional images according to rotation angles of the display screen.
-
公开(公告)号：US20210358093A1
公开(公告)日：2021-11-18
申请号：US16473110
申请日：2019-01-10
发明人： Minglei CHU , Hao ZHANG , Lili CHEN , Chenru WANG , Yali LIU , Yukun SUN , Guixin YAN , Jiankang SUN
摘要： A method and a device of correcting image distortion, a display device, a computer readable medium and an electronic device. The method of correcting image distortion includes: forming a correction grid on an imaging screen of a display device, the correction grid including a plurality of to-be-adjusted grid points; forming a circle on the correction grid; and moving the to-be-adjusted grid point on and outside the circle, to correct image distortion.
-
公开(公告)号：US20210142507A1
公开(公告)日：2021-05-13
申请号：US16620680
申请日：2019-03-29
发明人： Zehua DONG , Hao ZHANG , Lili CHEN , Minglei CHU , Jiankang SUN , Ziqiang GUO , Zhanshan MA , Bingxin LIU
摘要： The present disclosure discloses a spatial positioning method, a spatial positioning device, a spatial positioning system and a computer readable medium. The spatial positioning method includes: capturing a feature image containing multiple feature markers of a to-be-positioned object; determining coordinate positions of respective feature markers in the feature image in an image coordinate system; traversing the respective feature markers in the image coordinate system according to preset multiple standard vector relations, and arbitrarily selecting at least three of the feature markers to calculate vector relations corresponding to the standard vector relations; determining position information of at least three feature markers according to position information corresponding to the standard vector relations in the image coordinate system when it is determined that the calculated vector relations satisfy any standard vector relation.
-
5.发明申请公开(公告)号：US20200243026A1
公开(公告)日：2020-07-30
申请号：US16553497
申请日：2019-08-28
发明人： Xi LI , Yuanjie LU , Jinghua MIAO , Bin ZHAO , Wenyu LI , Xuefeng WANG , Yukun SUN , Jinbao PENG , Zhifu LI , Qingwen FAN , Jianwen SUO , Hao ZHANG , Lili CHEN , Jiankang SUN , Lixin WANG , Ziqiang GUO
IPC分类号： G09G3/36
摘要： A method for backlight black frame insertion optimization includes: acquiring a current display mode of the wearable smart device; acquiring a current motion state of the wearable smart device; and generating a control signal according to the current display mode and the current motion state to adjust backlight black frame insertion of the wearable smart device.
-
公开(公告)号：US20200226781A1
公开(公告)日：2020-07-16
申请号：US16531105
申请日：2019-08-04
发明人： Fuqiang MA , Jiankang SUN , Gang LI , Hongzhen XUE , Zehua DONG
摘要： An image processing method and an image processing includes, when a current frame contains a target picture, taking the current frame as a reference frame for tracking and taking a set of matching points in the current frame, which match the target picture as an initial set of tracking points, to perform tracking of the target picture; obtaining a next frame and determining a set of tracking points of the next frame based on the initial set of tracking points; determining whether the number of tracking points in the set of tracking points is less than a first preset threshold; and, when the number of tracking points in the set of tracking points is less than the first preset threshold, determining supplementary tracking points and adding the supplementary tracking points to the set of tracking points.
-
公开(公告)号：US20240221297A1
公开(公告)日：2024-07-04
申请号：US17907090
申请日：2021-08-16
发明人： Yaoyu LV , Zhanshan MA , Jiankang SUN , Yachong XUE , Lili CHEN , Hao ZHANG
摘要： A display processing method and device are provided. The method is applied to a rotatable three-dimensional display device including a rotatable display panel, the method includes: obtaining model information about an image model in a to-be-displayed image, the image model including one or more attribute sets including triangular faces constituting the image model; traversing coordinate information about vertices of each triangular face in each attribute set according to association relationship among the attribute sets; generating display data for the display panel at each phase according to the coordinate information about the vertices of each triangular face; and displaying an image according to the display data at each phase when the display panel is at the each phase.
-
公开(公告)号：US20220269341A1
公开(公告)日：2022-08-25
申请号：US17555230
申请日：2021-12-17
发明人： Jiankang SUN , Hao ZHANG , Lili CHEN , Yachong XUE , Xinkai LI
摘要： A sight positioning method, a head-mounted display device, a computer device, and a computer-readable storage medium are provided. The method includes: determining a first transform relation and a second transform relation, where the first transform relation is a transform relation between an image coordinate system and a light source coordinate system, and the second transform relation is a transform relation between the light source coordinate system and a display unit coordinate system; calculating coordinates of a pupil center in the image coordinate system according to an eye image of eyes of a user acquired by the image acquisition equipment; and obtaining coordinates of the pupil center serving as a fixation point position in the display unit coordinate system of the display unit according to the coordinates of the pupil center in the image coordinate system, the first transform relation and the second transform relation.
-
9.发明申请公开(公告)号：US20220164966A1
公开(公告)日：2022-05-26
申请号：US17349952
申请日：2021-06-17
发明人： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Guixin YAN , Xiaolei LIU , Yaoyu LV , Menglei ZHANG , Xinkai LI
摘要： A method for tracking eye gaze, a system, a processing device and a computer readable storage medium are provided. The method includes: acquiring original images acquired by multiple image acquisition devices, splicing the multiple original images into a spliced image, and determining a responsible region of each image acquisition device in the spliced image; performing preliminary face locating on the spliced image, and determining one or more original images corresponding to a preliminarily located face position according to the preliminarily located face position and the responsible region; and performing secondary face locating on the one or more determined original images to obtain face pose information and a positional relation of pupils with respect to human eyes, and calculating coordinates of gaze points of the human eyes according to the obtained face pose information and the positional relation of the pupils with respect to the human eyes.
-
公开(公告)号：US20220129660A1
公开(公告)日：2022-04-28
申请号：US17319933
申请日：2021-05-13
发明人： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Xinkai LI , Guixin YAN , Xiaolei LIU , Yaoyu LV , Menglei ZHANG
摘要： A system and a method of calculating coordinates of a pupil center point are provided. The system for acquiring the coordinates of the pupil center point includes a first camera, a second camera, a storage and a processor. The first camera is configured to capture a first image including a face and output the first image to the processor, the second camera is configured to capture a second image including a pupil and output the second image to the processor, a resolution of the first camera is smaller than a resolution of the second camera, and the storage is configured to store processing data, and the processor is configured to: acquire the first image and the second image; extract a first eye region corresponding to an eye from the first image; convert the first eye region into the second image, to acquire a second eye region corresponding to the eye in the second image; and detect a pupil in the second eye region and acquire the coordinates of the pupil center point.
-
-
-
-
-
-
-
-
-
搜索结果
30 条记录 (耗时 0.024 秒)
