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公开(公告)号：US20190313082A1
公开(公告)日：2019-10-10
申请号：US16431898
申请日：2019-06-05
Inventor： Jae-Hean KIM , Hyun KANG , Soon-Chul JUNG , Young-Mi CHA , Jin-Sung CHOI
IPC: H04N13/239
Abstract: An apparatus and method for measuring the position of a stereo camera. The apparatus for measuring a position of the camera according to an embodiment includes a feature point extraction unit for extracting feature points from images captured by a first camera and a second camera and generating a first feature point list based on the feature points, a feature point recognition unit for extracting feature points from images captured by the cameras after the cameras have moved, generating a second feature point list based on the feature points, and recognizing actual feature points based on the first feature point list and the second feature point list, and a position variation measurement unit for measuring variation in positions of the cameras based on variation in relative positions of the actual feature points.
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公开(公告)号：US20160330437A1
公开(公告)日：2016-11-10
申请号：US15073894
申请日：2016-03-18
Inventor： Hyun KANG , Jae-Hean KIM , Chang-Joon PARK , Jin-Sung CHOI
CPC classification number: H04N17/002 , G02B17/004 , G03B43/00 , G03B43/02 , H04N5/247
Abstract: Method and apparatus for calibrating multiple cameras. A first mirror and a second mirror are arranged opposite each other. An object is disposed between the first mirror and the second mirror. Calibration of the multiple cameras is performed using a figure of the object formed on the second mirror via reflection from the first mirror and the second mirror.
Abstract translation: 用于校准多个摄像机的方法和装置。 第一反射镜和第二反射镜彼此相对布置。 物体设置在第一反射镜和第二反射镜之间。 通过来自第一反射镜和第二反射镜的反射，使用在第二反射镜上形成的物体的图形来执行多个照相机的校准。
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3.发明公开公开(公告)号：US20230267671A1
公开(公告)日：2023-08-24
申请号：US18102160
申请日：2023-01-27
Inventor： Dae-Hwan KIM , Ki-Hong KIM , Yong-Wan KIM , Jin-Sung CHOI
CPC classification number: G06T13/40 , G06T7/11 , G06T7/50 , G06T7/70 , G06V10/25 , G06V10/764 , G06V2201/07 , G06T2207/20044 , G06T2207/20084 , G06T2207/30196
Abstract: Disclosed herein is an apparatus for synchronization with a virtual avatar. The apparatus may include a body part detection unit for detecting a human body part in an input 2D image, a visible body part estimation unit for estimating the shape and pose of a visible body part based on the detected body part, an invisible body part generation unit for generating a shape and pose of an invisible body part based on the body part and the shape and pose thereof, a body estimation unit for estimating a full-body shape and pose based on the shape and pose of the visible body part and the shape and pose of the invisible body part, and a virtual avatar synchronization unit for encoding and transmitting the estimated full-body shape and pose information for synchronization with a virtual avatar modeled in advance in a server.
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公开(公告)号：US20200151963A1
公开(公告)日：2020-05-14
申请号：US16557726
申请日：2019-08-30
Inventor： Seung-Wook LEE , Tae-Joon KIM , Seung-Uk YOON , Seong-Jae LIM , Bon-Woo HWANG , Jin-Sung CHOI
Abstract: Disclosed herein are an apparatus and method for generating a training data set for machine learning. The method for generating a training data set, performed by the apparatus for generating the training data set for machine learning, includes generating a 3D model for a deformed 3D character based on 3D data pertaining to the 3D character, generating a 2D image corresponding to the 3D model, and generating the training data set for machine learning, through which the 3D character is generated from the 2D image, using the 2D image and the 3D model.
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公开(公告)号：US20170193677A1
公开(公告)日：2017-07-06
申请号：US15226317
申请日：2016-08-02
Inventor： Tae-Joon KIM , Ho-Won KIM , Sung-Ryull SOHN , Ki-Nam KIM , Hye-Sun PARK , Kyu-Sung CHO , Chang-Joon PARK , Jin-Sung CHOI
CPC classification number: G06T11/003 , G06T17/20 , G06T19/20 , G06T2210/16 , G06T2219/021 , G06T2219/2021
Abstract: An apparatus and method for reconstructing an experience item in 3D. The apparatus for reconstructing an experience item in 3D includes a 3D data generation unit for generating 3D data by reconstructing the 3D shape of a target object to be reconstructed in 3D, a 2D data generation unit for generating 2D data by performing 2D parameterization on the 3D data, an attribute setting unit for assigning attribute information corresponding to the target object to the 3D data, an editing unit for receiving editing of the 2D data from a user, and an experience item generation unit for generating an experience item corresponding to the target object using the 3D data corresponding to the edited 2D data and the attribute information.
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Patent Agency Ranking
6.发明申请3D MULTIFUNCTIONAL DEVICE WITH 3D SCANNING FUNCTION AND 3D PRINTING FUNCTION AND OPERATION METHOD THEREOF 审中-公开具有3D扫描功能的3D多功能设备和3D打印功能及其操作方法公开(公告)号：US20170066193A1
公开(公告)日：2017-03-09
申请号：US15072545
申请日：2016-03-17
Inventor： Jae-Hean KIM , Hyun KANG , Jung-Jae YU , Hye-Sun KIM , Chang-Joon PARK , Yun-Ji BAN , Dong-Wan RYOO , Jin-Sung CHOI
CPC classification number: B33Y50/00 , B29C64/10 , B29C64/106 , B29C64/112 , B29C64/118 , B29C64/124 , B29C64/129 , B29C64/135 , B29C64/171 , B29C64/20 , B29C64/264 , B29C64/30 , B29C64/386 , B29C64/393 , B33Y10/00 , B33Y30/00 , B33Y50/02
Abstract: A 3D multifunctional device in which a 3D printer and a 3D scanner are combined and a method for operating the device. The 3D multifunctional device includes a printing unit that includes a nozzle for ejecting material for 3D printing, a scanning unit that includes a light radiation module for radiating light to an object to be scanned and a camera for capturing an image of the object, a head unit for moving the printing unit and the scanning unit in X-axis and Y-axis directions, a bed plate on which the object to be scanned is located or the ejected material is deposited, the bed plate moving in a Z-axis direction, and a control unit for setting a function by selecting 3D scanning or 3D printing, controlling the scanning unit or the printing unit, and controlling the movements of the head unit and bed plate.
Abstract translation: 组合3D打印机和3D扫描仪的3D多功能设备和用于操作设备的方法。 3D多功能装置包括：打印单元，其包括用于喷射用于3D打印的材料的喷嘴;扫描单元，其包括用于将光照射到待扫描的物体的光辐射模块和用于捕获物体的图像的照相机;头部 用于在X轴和Y轴方向上移动打印单元和扫描单元的单元，其上要被扫描对象所在的床板或排出的材料沉积在床板上，床板沿Z轴方向移动， 以及用于通过选择3D扫描或3D打印来设置功能的控制单元，控制扫描单元或打印单元，以及控制头单元和床板的移动。
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公开(公告)号：US20160364905A1
公开(公告)日：2016-12-15
申请号：US15045594
申请日：2016-02-17
Inventor： Soon-Chul JUNG , Hyun KANG , Jae-Hean KIM , Young-Mi CHA , Jin-Sung CHOI
IPC: G06T17/10
CPC classification number: G06T19/20 , G06T17/20 , G06T2200/08 , G06T2219/2004
Abstract: An apparatus and method for generating a 3D model, in which point clouds from a scanner are automatically aligned using marker information, with markers attached to an object. The apparatus includes a point cloud refinement unit for receiving point clouds and marker sets from scanning of an object, refining the point clouds, and transmitting refined point clouds and marker sets, a point cloud alignment unit for inquiring of a point cloud and marker set database about a point cloud group of point cloud pairs and a marker set group of marker set pairs, and aligning the point cloud group, wherein the point cloud pairs and the marker set pairs are acquired by scanning a single object in different directions, and a surface generation unit for generating a 3D model by reconstructing a surface of the object based on the aligned point cloud group.
Abstract translation: 一种用于生成3D模型的装置和方法，其中来自扫描仪的点云使用标记信息自动对准，附图标记附加到对象。 该装置包括一个点云细化单元，用于从对象的扫描中接收点云和标记集，改进点云，并传输精确点云和标记集;点云对齐单元，用于查询点云和标记集数据库 关于点云组的点云组和标记组对的标记集合，并且对齐点云组，其中通过在不同方向上扫描单个对象来获取点云对和标记集对，并且表面 生成单元，用于通过基于对齐的点云组重建对象的表面来生成3D模型。
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公开(公告)号：US20200273247A1
公开(公告)日：2020-08-27
申请号：US16752260
申请日：2020-01-24
Inventor： Seong-Jae LIM , Tae-Joon KIM , Seung-Uk YOON , Seung-Wook LEE , Bon-Woo HWANG , Jin-Sung CHOI
Abstract: Disclosed herein are a learning-based three-dimensional (3D) model creation apparatus and method. A method for operating a learning-based 3D model creation apparatus includes generating multi-view feature images using supervised learning, creating a three-dimensional (3D) mesh model using a point cloud corresponding to the multi-view feature images and a feature image representing internal shape information, generating a texture map by projecting the 3D mesh model into three viewpoint images that are input, and creating a 3D model using the texture map.
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9.发明申请METHOD AND APPARATUS FOR 3D PRINTING OF OBJECT LARGER THAN PRINTING AREA 审中-公开用于打印对象大于打印区域的3D打印的方法和装置公开(公告)号：US20170066195A1
公开(公告)日：2017-03-09
申请号：US15198616
申请日：2016-06-30
Inventor： Chang-Woo CHU , Kap-Kee KIM , Chang-Joon PARK , Jin-Sung CHOI
IPC: B29C67/00 , G05B19/4099 , B33Y50/02 , B33Y10/00 , B33Y30/00
CPC classification number: B29C64/386 , B29C64/00 , B29C64/40 , B33Y10/00 , B33Y30/00 , B33Y50/02 , G05B2219/49019
Abstract: A method for 3D printing of an object that is larger than the printing area of a 3D printer and a device using the method. The 3D printing method includes receiving 3D mesh data of the object, determining whether the 3D mesh data is included in the printing area of the 3D printer, generating partitioned mesh objects by partitioning the 3D mesh data if the 3D mesh data is not included in the printing area of the 3D printer, forming a connector for connecting the partitioned mesh objects, arranging the partitioned mesh Objects in the printing area, and printing the arranged partitioned mesh objects in 3D.
Abstract translation: 一种用于3D打印物体的方法，该方法大于3D打印机的打印区域和使用该方法的装置。 3D打印方法包括接收对象的3D网格数据，确定3D网格数据是否包含在3D打印机的打印区域中，如果3D网格数据不包括在3D网格数据中，则通过分割3D网格数据来生成分割的网格对象 形成3D打印机的打印区域，形成用于连接分割网格对象的连接器，在打印区域中布置分割的网格对象，并以3D格式打印排列的分割网格物体。
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10.发明申请METHOD AND APPARATUS FOR AUGMENTED-REALITY RENDERING ON MIRROR DISPLAY BASED ON MOTION OF AUGMENTED-REALITY TARGET 审中-公开基于实现目标的运动的镜像显示的增强现实渲染的方法和装置公开(公告)号：US20170053456A1
公开(公告)日：2017-02-23
申请号：US15235570
申请日：2016-08-12
Inventor： Kyu-Sung CHO , Ho-Won KIM , Tae-Joon KIM , Ki-Nam KIM , Hye-Sun PARK , Sung-Ryull SOHN , Chang-Joon PARK , Jin-Sung CHOI
CPC classification number: G06T19/006 , G06F1/163 , G06F3/011 , G06F3/013 , G06F3/0304 , G06K9/00604 , G06K9/00671 , G06T2210/16 , G06T2210/62
Abstract: Method and apparatus for augmented-reality rendering on a mirror display based on motion of an augmented-reality target. The apparatus includes an image acquisition unit for acquiring a sensor image corresponding to at least one of a user and an augmented-reality target, a user viewpoint perception unit for acquiring coordinates of eyes of the user using the sensor image, an augmented-reality target recognition unit for recognizing an augmented-reality target, to which augmented reality is to be applied, a motion analysis unit for calculating a speed of motion corresponding to the augmented-reality target based on multiple frames, and a rendering unit for performing rendering by adjusting a transparency of virtual content to be applied to the augmented-reality target according to the speed of motion and by determining a position where the virtual content is to be rendered, based on the coordinates of the eyes.
Abstract translation: 基于增强现实目标的运动在镜子显示器上增强现实渲染的方法和装置。 该装置包括：图像获取单元，用于获取与用户和增强现实目标中的至少一个相对应的传感器图像;用户视点感知单元，用于使用传感器图像获取用户的眼睛坐标，增强现实目标 用于识别要实现增强现实的增强现实目标的识别单元，用于基于多个帧计算与增强现实目标相对应的运动速度的运动分析单元，以及用于通过调整来执行渲染的渲染单元 根据运动速度，根据眼睛的坐标，确定要呈现虚拟内容的位置，将虚拟内容的透明度提供给增强现实目标。
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