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公开(公告)号：KR1020110024168A
公开(公告)日：2011-03-09
申请号：KR1020090082054
申请日：2009-09-01
Applicant: 한국전자통신연구원
IPC: G06T15/00
CPC classification number: G06T15/00
Abstract: PURPOSE: A hair image rendering system and a rendering method thereof are provided to express hair without a step effect by determining transparency and color value of a pixel using a plurality of sampling points. CONSTITUTION: A hair image rendering system and a rendering method thereof which expresses hair without step phenomena are comprised as follows. A rendering system is for expressing an object of a fiber type such as hair when manufacturing 3D image content. A sampling point setting module(210) sets a sampling point in a hair geometry domain. A transparency determining module(220) determines transparency of a pixel which passes a hair geometry area based on a sampling point. A color value determining module determines a color value of a pixel based on shading value per sampling point.
Abstract translation: 目的：通过使用多个采样点确定像素的透明度和颜色值，提供头发图像呈现系统及其呈现方法来表达头发而不产生阶梯效应。 构成：如下所述的头发成像系统及其表现无毛刺头发的呈现方法。 渲染系统用于在制造3D图像内容时表达诸如头发之类的纤维类型的对象。 采样点设置模块（210）设置头发几何域中的采样点。 透明度确定模块（220）基于采样点确定通过头发几何区域的像素的透明度。 颜色值确定模块基于每个采样点的阴影值来确定像素的颜色值。
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公开(公告)号：KR1020100062781A
公开(公告)日：2010-06-10
申请号：KR1020090019177
申请日：2009-03-06
Applicant: 한국전자통신연구원
CPC classification number: G06T15/205 , G06T3/4007 , G06T7/593 , G06T15/50 , G06T2210/12
Abstract: PURPOSE: An apparatus and a method to generate ambient occlusion map to render fur are provided to express an ambient occlusion effect with a small implementation time. CONSTITUTION: A grid processing unit(104) processes grid data by the depth information of the dip render buffer. The grid data is formed by three-dimensional unit elements. A calculation unit(106) calculates an ambient occlusion value using the processed grid data. A map generating unit(110) generates an ambient occlusion map after the accumulation of the ambient occlusion value.
Abstract translation: 目的：提供用于产生环境遮挡图以呈现毛皮的装置和方法，以在较小的实施时间内表达环境遮挡效应。 构成：网格处理单元（104）通过倾角渲染缓冲器的深度信息处理网格数据。 网格数据由三维单元元素形成。 计算单元（106）使用经处理的网格数据计算环境遮挡值。 地图生成单元（110）在累积环境遮挡值之后生成环境遮挡图。
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公开(公告)号：KR102199458B1
公开(公告)日：2021-01-06
申请号：KR1020170158234
申请日：2017-11-24
Applicant: 한국전자통신연구원
Abstract: 3차원컬러메쉬복원방법및 장치가개시된다. 본개시의일 실시예에따른 3차원컬러메쉬복원방법은, 객체의메쉬정보, 상기객체를서로다른위치에서촬영한복수의다시점이미지, 및상기다시점이미지에대응되는카메라파라미터정보를입력받는과정과, 상기입력된정보에기초하여, 상기객체에대응되는텍스처맵을구성하되, 동일한다시점이미지의컬러값을참조하는텍스처패치를설정하는과정과, 상기텍스처패치단위에포함되는버텍스의컬러값을보정하는과정과, 상기텍스처맵에상기보정된버텍스의컬러값을반영하여상기객체에대한렌더링을수행하는과정을포함할수 있다.
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公开(公告)号：KR1020170102748A
公开(公告)日：2017-09-12
申请号：KR1020160025266
申请日：2016-03-02
Applicant: 한국전자통신연구원
Abstract: 본발명은초점변화를이용한 3D 깊이맵생성장치로, 하나의영상에대해그 초점을변화시켜생성한다수의초점변화영상들각각에대해단위블록영상별로초점변화에따른소정영상속성값의픽셀간 변화량파워패턴을생성하는파워패턴생성부와, 상기파워패턴을이용하여상기영상에대한깊이맵을생성하는깊이맵생성부를포함한다.
Abstract translation: 本发明是使用聚焦变化的3D深度图生成装置，一个产生通过改变焦点与特定图像属性值焦点变化图像的对应于所述图像中的对变化量之间的每个像素由每个单元块中的焦点偏移的数量的图像 用于生成功率图案的功率图案生成器，以及用于使用功率图案生成图像的深度图的深度图生成器。
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Patent Agency Ranking
公开(公告)号：KR1020170028746A
公开(公告)日：2017-03-14
申请号：KR1020150125753
申请日：2015-09-04
Applicant: 한국전자통신연구원
CPC classification number: B29C67/0088 , B29C64/112 , B29C64/20 , B29C64/386 , B29C67/0059 , B29C67/0085 , B33Y10/00 , B33Y30/00 , B33Y50/00 , B33Y50/02
Abstract: 3D 프린터와 3D 스캐너가일체화된 3D 복합기및 그동작방법이개시된다. 본발명에따른 3D 복합기는객체를 3D 프린팅하기위한재료를분사하는노즐을포함하는프린팅부, 스캔대상객체에광을조사하는광 조사모듈과상기스캔대상객체를촬영하는카메라를포함하는스캐닝부, 상기프린팅부및 상기스캐닝부를 X축및 Y축방향으로이동시키는헤드부, 상기스캔대상객체를위치시키거나, 상기노즐로부터분사되는상기재료를적층시키며, Z축방향으로이동하는베드판, 그리고 3D 스캐닝기능또는 3D 프린팅기능중에서사용할기능의종류를설정하고, 상기설정된기능의종류에대응되도록상기스캐닝부또는상기프린팅부를제어하며, 상기헤드부및 베드판의이동을제어하는제어부를포함하며, 상기프린팅부및 상기스캐닝부는상기헤드부를통하여연결된구조이다.
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：KR1020130102895A
公开(公告)日：2013-09-23
申请号：KR1020120024077
申请日：2012-03-08
Applicant: 한국전자통신연구원
CPC classification number: G06T7/0097 , G06T7/248 , G06T2207/10016 , G06T2207/10024 , G06T2207/20036 , G06T2207/30196
Abstract: PURPOSE: An apparatus and a method for extracting a foreground layer in an image sequence are provided to automatically track a layer area in subsequent frames through user's setting in a start frame in the image sequence in which the depth values of the foreground and the background are discontinuous, thereby extracting the foreground layer area in which the drift phenomenon and the flickering phenomenon are reduced. CONSTITUTION: An image sequence receiving unit (110) receives an original image sequence photographed by a camera. An initial area designating unit (120) designates a plurality of control points on a contour of a layer area in image data for each frame based on a selection input. A layer area tracking unit (130) generates a foreground layer area by connecting the designated control points and tacks the generated foreground layer for each frame. An alpha map generating unit (150) connects respective control point coordinates by a curve generation scheme in all frames in which the layer area is tracked, and generates an alpha map by determining an internal area as the layer area. [Reference numerals] (110) Image sequence receiving unit; (120) Initial area designating unit; (130) Layer area tracking unit; (140) Post processing unit; (150) Alpha map generating unit
Abstract translation: 目的：提供一种用于提取图像序列中的前景层的装置和方法，用于通过用户在前景和背景的深度值的起始帧中的设置来自动跟踪后续帧中的层区域 不连续，从而提取漂移现象和闪烁现象减少的前景层区域。 构成：图像序列接收单元（110）接收由相机拍摄的原始图像序列。 初始区域指定单元（120）基于选择输入，为每个帧的图像数据中的层区域的轮廓上的多个控制点指定。 层区域跟踪单元（130）通过连接指定的控制点并且为每个帧扣留所生成的前景层来生成前景层区域。 阿尔法地图生成单元（150）通过在其中跟踪层区域的所有帧中的曲线生成方案来连接各个控制点坐标，并且通过确定作为层区域的内部区域来生成α图。 （附图标记）（110）图像序列接收单元; （120）初始区指定单位; （130）层面跟踪单元; （140）后处理单元; （150）Alpha地图生成单元
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公开(公告)号：KR1020130068609A
公开(公告)日：2013-06-26
申请号：KR1020110135902
申请日：2011-12-15
Applicant: 한국전자통신연구원
CPC classification number: G06F17/5009 , H04N2213/002 , H04N2213/005
Abstract: PURPOSE: A stereoscopic image pre-visualization device is provided to offer a simulation result minimizing visual fatigue about a modified and produced part by generating production information about a part difficult to produce when producing a stereoscopic image through a stereoscopic free biz in a pre-production stage and comparing difference from pre-visualization in an image production process. CONSTITUTION: A visual fatigue adjustment unit(110) adjusts visual fatigue with respect to a predetermined scene according to a scenario or a continuity. A depth information generation unit(120) generates depth value information to be reflected in a stereoscopic image related to the scene using the adjusted visual fatigue. A stereoscopic image pre-visualization unit(130) performs a pre-visualization of the stereoscopic image and the information related to the stereoscopic image using the generated depth value information. [Reference numerals] (110) Visual fatigue adjustment unit; (120) Depth information generation unit; (130) Stereoscopic image pre-visualization unit; (140) Power supply unit; (150) Master control unit; (160) Stereoscopic set-up unit; (170) Stereoscopic simulation unit
Abstract translation: 目的：提供一种立体图像预可视化装置，以提供模拟结果，通过在预制作中通过立体视觉生产产生立体图像来生成难以产生的部分的生产信息，从而最小化对经修改和生产的部件的视觉疲劳 并在图像生产过程中比较与预可视化的差异。 构成：视觉疲劳调节单元（110）根据场景或连续性调整相对于预定场景的视觉疲劳。 深度信息生成单元（120）使用调整后的视觉疲劳生成要反映在与场景相关的立体图像中的深度值信息。 立体图像预可视化单元（130）使用生成的深度值信息来执行立体图像的预可视化和与立体图像相关的信息。 （附图标记）（110）视觉疲劳调节单元; （120）深度信息生成部; （130）立体图像预可视化单元; （140）电源单元; （150）主控单元; （160）立体设置单元; （170）立体模拟单元
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公开(公告)号：KR1020120064560A
公开(公告)日：2012-06-19
申请号：KR1020100125840
申请日：2010-12-09
Applicant: 한국전자통신연구원
IPC: H04N13/02
CPC classification number: H04N13/144 , H04N13/296
Abstract: PURPOSE: A three-dimensional image producing system and method capable of minimizing the visual fatigue from three-dimensional images are provided to use human factor elements as a guide based on quantified data for producing the three-dimensional images. CONSTITUTION: A three-dimensional image producing system comprises the following: a human factor information unit(10) generating guide information for producing three-dimensional images based on elements generating the visual fatigue from the three-dimensional images; and a three-dimensional image producing unit(20) applying the obtained guide information to three-dimensional image data inputted for producing the three-dimensional images, and producing the three-dimensional images.
Abstract translation: 目的：提供一种能够使三维图像的视觉疲劳最小化的三维图像产生系统和方法，以人为因素元素为基础，基于用于产生三维图像的量化数据。 构成：三维图像生成系统包括以下：人为因素信息单元（10），其基于从三维图像生成视觉疲劳的元素生成用于产生三维图像的指导信息; 以及三维图像产生单元（20）将所获得的指南信息应用于输入用于产生三维图像的三维图像数据，并产生三维图像。
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公开(公告)号：KR1020100073176A
公开(公告)日：2010-07-01
申请号：KR1020080131770
申请日：2008-12-22
Applicant: 한국전자통신연구원
IPC: G06T15/00
CPC classification number: G06T15/503
Abstract: PURPOSE: A rendering system and a data processing method using of a rendering system are provided to express DOF effect by reusing rendering information by a deep render buffer. CONSTITUTION: A data input unit(100) reads out the depth information of a deep render buffer, and a deep render buffer reconfiguration unit(104) reconfigures a deep render buffer of a new camera position corresponding to a sampling result of a camera lens sampling unit(102). A rendering image generator(106) generates a rendering image of the camera position by a reconfigured deep render buffer. An image accumulating unit(108) accumulates the rendering image of the camera position.
Abstract translation: 目的：提供渲染系统和使用渲染系统的数据处理方法，通过深层渲染缓冲区重用渲染信息来表达自由度效应。 构成：数据输入单元（100）读出深渲染缓冲器的深度信息，并且深渲染缓冲器重新配置单元（104）重新配置与相机镜头采样的采样结果相对应的新相机位置的深渲染缓冲器 单元（102）。 渲染图像生成器（106）通过重构的深渲染缓冲器生成相机位置的渲染图像。 图像累积单元（108）累积相机位置的渲染图像。
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