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1. 发明授权

US12131220B2 Method for recognizing 2D code information 有权
公开(公告)号：US12131220B2
公开(公告)日：2024-10-29
申请号：US18493758
申请日：2023-10-24
申请人： VIRNECT CO., LTD.
发明人： Thorsten Korpitsch
IPC分类号： G06K7/14 , G06T7/11 , G06T7/73 , G06T11/00
CPC分类号： G06K7/1417 , G06T7/11 , G06T7/74 , G06T11/00 , G06T2207/20021
摘要： The present disclosure provides a method for recognizing 2D code information. A method for recognizing 2D code information according to the present disclosure, which is related to a method for recognizing 2D code information by capturing a 2D code image composed of rectangular cells, comprises obtaining a 2D code image using a mobile device equipped with a camera or an image capture device; performing a first data extraction process that identifies individual blocks storing a position pattern, an alignment pattern, and data from the obtained 2D code image; setting a first weight for removing outer blocks located outside a line connecting the position pattern and the alignment pattern with respect to a central block among the individual blocks of the 2D code image on which the first data extraction process has been performed; partitioning inner blocks located inside the position pattern and the alignment pattern among individual blocks of the 2D code image into a plurality of block groups composed of at least one or more inner blocks and setting a second weight for determining whether to select a block group according to a recognition rate of blocks constituting each block group; removing outer blocks set to the first weight and selecting a block group for which a weight has been set as having a high recognition rate among block groups set to the second weight; determining and recognizing a 2D code by comparing the selected block group with a block group of a pre-stored 2D code; and displaying an object to a user in the form of augmented reality based on the recognized 2D code information.

2. 发明公开

US20240203069A1 METHOD AND SYSTEM FOR TRACKING OBJECT FOR AUGMENTED REALITY 审中-公开
公开(公告)号：US20240203069A1
公开(公告)日：2024-06-20
申请号：US18539722
申请日：2023-12-14
申请人： VIRNECT CO., LTD.
发明人： Ki Young KIM , Noh Young PARK
IPC分类号： G06T19/00
CPC分类号： G06T19/006
摘要： An object tracking method for augmented reality according to an embodiment of the present disclosure, by which a tracking application executed by at least one processor of a terminal performs object tracking for augmented reality, comprises obtaining a 3D definition model trained based on images capturing a target object from a first viewpoint; performing object tracking of the target object based on the obtained 3D definition model; obtaining a plurality of frame images from a plurality of viewpoints for the target object based on the object tracking; learning the target object from the plurality of viewpoints based on the plurality of frame images obtained; updating the 3D definition model based on the learning; and performing AR object tracking for the target object based on the updated 3D definition model.

3. 发明公开

US20240202941A1 METHOD AND SYSTEM FOR AUGMENTED-REALITY OBJECT TRACKING 审中-公开
公开(公告)号：US20240202941A1
公开(公告)日：2024-06-20
申请号：US18539921
申请日：2023-12-14
申请人： VIRNECT CO., LTD.
发明人： Ki Young KIM , Noh Young PARK
IPC分类号： G06T7/246 , G06T7/33 , G06T7/55 , G06T17/00 , G06T19/20
CPC分类号： G06T7/251 , G06T7/344 , G06T7/55 , G06T17/00 , G06T19/20 , G06T2219/2004 , G06T2219/2021
摘要： A method for AR object tracking according to an embodiment of the present disclosure, by which a tracking application executed by at least one processor of a terminal performs AR object tracking, comprises obtaining first image data; providing a primitive model with a preconfigured 2D or 3D shape; determining at least one of the provided primitive model as a primitive application model; displaying the primitive application model on the first image data; performing alignment between the primitive application model and a target object within the first image data; setting attribute values specifying the shape of the primitive application model; obtaining 3D depth data including each descriptor of the target object and a distance value corresponding to the descriptor based on the set attribute values; and performing AR object tracking based on the 3D depth data.

4. 发明公开

US20240202935A1 METHOD AND SYSTEM FOR PROVIDING AUGMENTED REALITY OBJECT TRACKING SERVICE BASED ON DEEP LEARNING 审中-公开
公开(公告)号：US20240202935A1
公开(公告)日：2024-06-20
申请号：US18539841
申请日：2023-12-14
申请人： VIRNECT CO.,LTD.
发明人： Ki Young KIM , Noh Young Park
IPC分类号： G06T7/20
CPC分类号： G06T7/20 , G06T2207/10028
摘要： A method for providing an AR object tracking service based on deep learning according to an embodiment of the present disclosure, by which a tracking application executed by at least one processor of a terminal provides an AR object tracking service based on deep learning, comprises obtaining first image data; inputting the first image data to a first deep learning neural network; obtaining 3D depth data including each descriptor of a target object within the first image data and a distance value corresponding to the descriptor from the first deep learning neural network; and performing AR object tracking based on the 3D depth data, wherein the first deep learning neural network is a deep learning algorithm performing monocular depth estimation.

5. 发明公开

US20240143960A1 METHOD FOR RECOGNIZING 2D CODE INFORMATION 审中-公开
公开(公告)号：US20240143960A1
公开(公告)日：2024-05-02
申请号：US18493758
申请日：2023-10-24
申请人： VIRNECT CO., LTD.
发明人： Thorsten KORPITSCH
IPC分类号： G06K7/14 , G06T7/11 , G06T7/73 , G06T11/00
CPC分类号： G06K7/1417 , G06T7/11 , G06T7/74 , G06T11/00 , G06T2207/20021
摘要： The present disclosure provides a method for recognizing 2D code information. A method for recognizing 2D code information according to the present disclosure, which is related to a method for recognizing 2D code information by capturing a 2D code image composed of rectangular cells, comprises obtaining a 2D code image using a mobile device equipped with a camera or an image capture device; performing a first data extraction process that identifies individual blocks storing a position pattern, an alignment pattern, and data from the obtained 2D code image; setting a first weight for removing outer blocks located outside a line connecting the position pattern and the alignment pattern with respect to a central block among the individual blocks of the 2D code image on which the first data extraction process has been performed; partitioning inner blocks located inside the position pattern and the alignment pattern among individual blocks of the 2D code image into a plurality of block groups composed of at least one or more inner blocks and setting a second weight for determining whether to select a block group according to a recognition rate of blocks constituting each block group; removing outer blocks set to the first weight and selecting a block group for which a weight has been set as having a high recognition rate among block groups set to the second weight; determining and recognizing a 2D code by comparing the selected block group with a block group of a pre-stored 2D code; and displaying an object to a user in the form of augmented reality based on the recognized 2D code information.

6. 发明公开

US20240127456A1 METHOD FOR LEARNING A TARGET OBJECT BY EXTRACTING AN EDGE FROM A DIGITAL MODEL OF THE TARGET OBJECT, AND A METHOD FOR AUGMENTING A VIRTUAL MODEL ON A REAL OBJECT CORRESPONDING TO THE DIGITAL MODEL OF THE TARGET OBJECT USING THE SAME 审中-公开
公开(公告)号：US20240127456A1
公开(公告)日：2024-04-18
申请号：US18489407
申请日：2023-10-18
申请人： VIRNECT CO., LTD.
发明人： Thorsten KORPITSCH
IPC分类号： G06T7/13 , G06T19/00 , G06V10/44 , G06V20/20
CPC分类号： G06T7/13 , G06T19/006 , G06V10/44 , G06V20/20 , G06T2207/20081
摘要： In a method for learning a target object, performed by a computer-aided design program of an authoring computing device, one embodiment of the present disclosure provides a method for learning a target object by extracting edges from a digital model of a target object, where the method comprises displaying the digital model of a target object which is an image recognition target, extracting a first edge with visibility greater than or equal to a threshold from a first area of the digital model of the target object, detecting a second edge with visibility greater than or equal to a threshold from a second area different from the first area of the digital model of the target object, and generating object recognition library data for recognizing a real object corresponding to the digital model of the target object based on the first and second edges.

7. 发明公开

US20240203068A1 METHOD AND SYSTEM FOR PROVIDING AUGMENTED REALITY OBJECT BASED ON IDENTIFICATION CODE 审中-公开
公开(公告)号：US20240203068A1
公开(公告)日：2024-06-20
申请号：US18539662
申请日：2023-12-14
申请人： VIRNECT CO., LTD.
发明人： Ki Young KIM , Noh Young Park
IPC分类号： G06T19/00 , G06F3/0346
CPC分类号： G06T19/006 , G06F3/0346
摘要： A method for providing an AR object based on an identification code by a tracking application executed by at least one processor of a terminal according to the present disclosure comprises generating an AR library, which is a data set providing a predetermined augmented reality environment, based on at least one or more target objects; storing the AR library by matching the AR library to a first target object and a second target object; and providing an augmented reality environment based on the second target object and the AR library matched to the first target object when being connected to the web environment based on the first target object, wherein providing an augmented reality environment comprises obtaining a first image capturing the first target object through an image sensor of the terminal, detecting the first target object based on the obtained first image, obtaining an augmented reality web environment access link for providing the AR library matched to the detected first target object, obtaining a second image capturing the second target object through an image sensor of the terminal in the augmented reality environment accessed through the obtained link, detecting a second target object based on the obtained second image, and controlling a first virtual object included in the AR library to be augmented and displayed on the detected second target object.

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