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公开(公告)号：US20240402498A1
公开(公告)日：2024-12-05
申请号：US18798147
申请日：2024-08-08
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Yunlong LI , Qinglin CHEN , Cheng CHEN , Junliang SHAN , Tao WU
Abstract: A positioning method and device, the method including: extracting multiple light spots from a current image frame, wherein the current image frame is an image currently collected by an extended reality device; determining an interference light spot in the multiple light spots according to information about a historical interference light spot, and removing the interference light spot in the multiple light spots, recognizing whether there is a light spot of a luminous light source in remaining light spots after removing the interference light spot, wherein the luminous light source is a light source set on a human-computer interaction apparatus, and the human-computer interaction apparatus is used for a user to interact with the extended reality device; determining a current pose of the human-computer interaction apparatus according to the light spot of the luminous light source recognized in the remaining light spots.
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公开(公告)号：US20240329730A1
公开(公告)日：2024-10-03
申请号：US18619458
申请日：2024-03-28
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Yunfei FAN , Guidong WANG , Tao WU
IPC: G06F3/01 , G06F3/0346 , G06F3/147
CPC classification number: G06F3/012 , G06F3/0346 , G06F3/147
Abstract: The present disclosure provides a picture rendering method and apparatus, the method comprising: determining a plurality of predicted moments after a current moment, wherein the plurality of predicted moments comprise a plurality of intermediate moments and a display moment after the plurality of intermediate moments; inputting the plurality of predicted moments into a pre-trained prediction model for prediction processing to obtain a plurality of predicted inertial measurement data that correspond to the predicted moments on a one-to-one basis; obtaining a current pose and a current speed of the head-mounted display device, and determining a display pose at the display moment based on the current pose, the current speed and the plurality of predicted inertial measurement data; and rendering a virtual scene based on the display pose to obtain a display picture corresponding to the display moment.
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Patent Agency Ranking
公开(公告)号：US20240070913A1
公开(公告)日：2024-02-29
申请号：US18456413
申请日：2023-08-25
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Zhou XUE , Hanzhen LI , Xu CHANG , Junliang SHAN , Yongjie ZHANG , Xin WANG , Tao WU
CPC classification number: G06T7/74 , G06F3/0325 , G06T2207/20081 , G06T2207/20084
Abstract: Embodiments of the present disclosure provide a positioning method and apparatus, a device, and a storage medium, the method is applied to a wearable display device, where the wearable display device includes a display host and a peripheral, the display host and/or the peripheral are used for projecting a structure light image onto an object in a real environment, and the method includes: acquiring an image obtained by the display host shooting the object, and an image obtained by the peripheral shooting the object; and determining, according to image obtained by shooting and the structure light image, a pose of the peripheral relative to the display host.
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公开(公告)号：US20250076997A1
公开(公告)日：2025-03-06
申请号：US18819610
申请日：2024-08-29
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Hanzhen LI , Junliang SHAN , Tao WU , Tao ZHANG
IPC: G06F3/0346 , G06T7/73
Abstract: The embodiment of this application provides a method and apparatus for positioning an entity controller, device and a storage medium. The method includes following steps: determining a relative pose relationship between an entity controller and an associated part of the entity controller, the relative pose relationship being determined from at least one entity controller pose and at least one associated part pose, the entity controller pose being determined from a first type of image, the associated part pose is determined from a second type of image, and the first type of image and the second type of image using different exposure policies; determining a current associated part pose, the current associated part pose being determined based on a current second type of image that is closest to the current; and determining an estimate pose of the entity controller based on the relative pose relationship and the current associated part pose.
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公开(公告)号：US20240355147A1
公开(公告)日：2024-10-24
申请号：US18642014
申请日：2024-04-22
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Yuanjiang WANG , Zeming LI , Tao WU
Abstract: The embodiments of the present application disclose a gesture detection method and apparatus and an extended reality device. An embodiment of the method includes: acquiring a target image, wherein the target image is at least one of a plurality of images acquired by multi-view cameras of the extended reality device; obtaining a hand region prediction result; and determining a corresponding hand detection result based on the target image and the hand region prediction result.
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公开(公告)号：US20240231105A9
公开(公告)日：2024-07-11
申请号：US18475415
申请日：2023-09-27
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Yunlong LI , Qinglin CHEN , Cheng CHEN , Junliang SHAN , Tao WU
CPC classification number: G02B27/0172 , G02B27/0093 , G02B2027/0138 , G02B2027/0178
Abstract: A positioning method and device, the method including: extracting multiple light spots from a current image frame, wherein the current image frame is an image currently collected by an extended reality device; determining an interference light spot in the multiple light spots according to information about a historical interference light spot, and removing the interference light spot in the multiple light spots, recognizing whether there is a light spot of a luminous light source in remaining light spots after removing the interference light spot, wherein the luminous light source is a light source set on a human-computer interaction apparatus, and the human-computer interaction apparatus is used for a user to interact with the extended reality device; determining a current pose of the human-computer interaction apparatus according to the light spot of the luminous light source recognized in the remaining light spots.
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公开(公告)号：US20240134204A1
公开(公告)日：2024-04-25
申请号：US18475415
申请日：2023-09-26
Applicant: Beijing Zitiao Network Technology Co., Ltd.
Inventor： Yunlong LI , Qinglin CHEN , Cheng CHEN , Junliang SHAN , Tao WU
CPC classification number: G02B27/0172 , G02B27/0093 , G02B2027/0138 , G02B2027/0178
Abstract: A positioning method and device, the method including: extracting multiple light spots from a current image frame, wherein the current image frame is an image currently collected by an extended reality device; determining an interference light spot in the multiple light spots according to information about a historical interference light spot, and removing the interference light spot in the multiple light spots, recognizing whether there is a light spot of a luminous light source in remaining light spots after removing the interference light spot, wherein the luminous light source is a light source set on a human-computer interaction apparatus, and the human-computer interaction apparatus is used for a user to interact with the extended reality device; determining a current pose of the human-computer interaction apparatus according to the light spot of the luminous light source recognized in the remaining light spots.
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