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公开(公告)号：KR101747757B1
公开(公告)日：2017-06-27
申请号：KR1020140001786
申请日：2014-01-07
Applicant: 한국전자통신연구원
IPC: H04N19/114 , H04N19/172 , H04N21/2343 , H04N19/44 , H04N5/232
Abstract: 고해상도디지털영상을부호화/복호화하는방법및 이를위한장치가개시된다. 디지털영상부호화방법은, 디지털영상(digital video)에대한부호화(encoding) 방법에있어서, 픽처(picture)를복수의분할프레임(frame)으로분할하는단계와, 복수의분할프레임각각에대하여복수의요소프레임을생성하는단계와, 복수의요소프레임중 가장낮은주파수대역(frequency band)을갖는최저주파수요소프레임을추출하는단계와, 복수의분할프레임각각의최저주파수요소프레임을결합하여픽처보다낮은해상도를갖는저해상도픽처를생성하는단계를포함하여구성될수 있다.
Abstract translation: 公开了一种用于编码/解码高分辨率数字图像的方法及其装置。 数字图像编码方法是一种数字图像编码方法，包括以下步骤：将图像分成多个分离帧;将多个元素分成多个分离帧; 在多个基本帧中具有最低频带的最小频率元素帧;提取多个基本帧中具有最低频带的最低频率元素帧; 并生成具有低分辨率图片的低分辨率图片。
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公开(公告)号：KR101710001B1
公开(公告)日：2017-02-27
申请号：KR1020120087867
申请日：2012-08-10
Applicant: 한국전자통신연구원
IPC: H04N19/63 , H04N19/436 , H04N19/423 , G06T9/00
CPC classification number: G06T1/20 , H04N19/423 , H04N19/436 , H04N19/63
Abstract: 그래픽프로세싱유닛(Graphic Processing Unit : GPU)에의한영상코딩방법에있어서, 콘트롤프로세싱유닛(Control Processing Unit : CPU)로부터입력된영상데이터를수신하는단계와, 상기영상데이터를코딩하는단계와, 상기코딩된영상데이터를상기콘트롤프로세싱유닛에전달하는단계를포함한다.
Abstract translation: 提供了基于图形处理单元（GPU）的联合图像专家组（JPEG）2000编码和解码方法。 基于GPU的JPEG2000编码方法包括从中央处理单元（CPU）接收输入图像数据，对图像数据进行编码，并将编码图像数据传送到CPU。
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公开(公告)号：KR1020170015603A
公开(公告)日：2017-02-09
申请号：KR1020150107214
申请日：2015-07-29
Applicant: 한국전자통신연구원
IPC: H04N21/2343 , H04N19/00
Abstract: 하위콘텐츠재생을위한인코딩장치및 방법이개시된다. 본발명의일실시예에따른하위콘텐츠재생을위한인코딩장치는제 1 레벨의해상도에상응하는원본영상을분할하여제 2 레벨의해상도에상응하는영상들을생성하고, 상기제 2 레벨의해상도에상응하는영상들을이용하여제 3 레벨의해상도에상응하는영상들을생성하는영상분할부; 상기제 2 레벨의해상도에상응하는영상들각각을인코딩하여제 1 코드스트림들을생성하고, 상기제 3 레벨의해상도에상응하는영상들각각을인코딩하여제 2 코드스트림들을생성하는코드스트림생성부; 및상기제 2 코드스트림들을상기제 1 코드스트림들중 어느하나의코드스트림에병합하는병합부를포함한다.
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公开(公告)号：KR1020140067232A
公开(公告)日：2014-06-05
申请号：KR1020120134221
申请日：2012-11-26
Applicant: 한국전자통신연구원
Abstract: Disclosed are a method and an apparatus for providing personal information using digital signage, which can increase the number of users who use digital signage and improve advertising effects. The method comprises the steps of acquiring personal information of a user when the user is detected; outputting a message to check the acquired personal information; and providing the acquired personal information based on input content corresponding to the outputted message. Therefore, the number of users using digital signage can be increased as a user using digital signage is allowed to receive personal information through the digital signage.
Abstract translation: 公开了一种使用数字标牌提供个人信息的方法和装置，其可以增加使用数字标牌并改善广告效果的用户数量。 该方法包括以下步骤：当检测到用户时获取用户的个人信息; 输出消息以检查所获取的个人信息; 以及基于与所输出的消息对应的输入内容提供所获取的个人信息。 因此，使用数字标牌的用户可以通过数字标牌接收个人信息，因此可以增加使用数字标牌的用户数量。
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公开(公告)号：KR1020130063654A
公开(公告)日：2013-06-17
申请号：KR1020110130138
申请日：2011-12-07
Applicant: 한국전자통신연구원
IPC: H04N21/2343 , H04N21/462 , H04N21/2662
CPC classification number: H04N21/234363 , H04N21/234381 , H04N21/23439 , H04N21/2662 , H04N21/4621
Abstract: PURPOSE: A data structure and a method for color transformation when transmitting data between heterogeneous devices are provided to insert a 1D or 3D LUT(Look Up Table) in a MXF(Material eXchange Format) when transmitting the image data between the heterogeneous devices and to apply the 1D or 3D LUT to the color change, thereby supporting the identical color in the color change between the heterogeneous devices. CONSTITUTION: A first image device wraps image data by using a content exchange format file which includes metadata with a color conversion LUT, and delivers the wrapped image data to a second image device(S110). The second image device unwraps the wrapped image data(S120). The second image device performs the color transformation of the unwrapped image device by the application of the color transformation LUT which is stored in the metadata(S130). [Reference numerals] (AA) Start; (BB) End; (S110) Transfer image data after rapping the image data by using MXF including a color conversion LUT; (S120) Unwrap the image data; (S130) Color-transform the image data by applying the LUT included in the MXF
Abstract translation: 目的：提供在异构设备之间传输数据时的数据结构和色彩转换方法，以便在异构设备之间传输图像数据时将一维或三维LUT（查找表）插入到MXF（物料交换格式）中，并将其添加到 将1D或3D LUT应用于颜色变化，从而支持异构设备之间的颜色变化中相同的颜色。 构成：第一图像装置通过使用包括具有颜色转换LUT的元数据的内容交换格式文件来包装图像数据，并将包装的图像数据传送到第二图像装置（S110）。 第二图像设备解开包裹的图像数据（S120）。 第二图像装置通过应用存储在元数据中的颜色变换LUT执行展开图像装置的颜色变换（S130）。 （附图标记）（AA）开始; （BB）结束; （S110）通过使用包括颜色转换LUT的MXF在拍摄图像数据之后传送图像数据; （S120）打开图像数据; （S130）通过应用MXF中包含的LUT对图像数据进行颜色变换
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Patent Agency Ranking
公开(公告)号：KR1020120054898A
公开(公告)日：2012-05-31
申请号：KR1020100116271
申请日：2010-11-22
Applicant: 한국전자통신연구원
CPC classification number: H04L63/061 , G06Q50/10 , H04L63/065 , H04L2209/603
Abstract: PURPOSE: A home service method of digital cinema content using peer to peer communication and a device thereof are provided to show 2K/4K images and 3D content to a user at home. CONSTITUTION: A first communication module(310) transmits signals for authenticating a user and searching digital cinema content to an in-cinema device. A second communication module(320) receives the searched digital cinema content and a group KDM(Key Delivery Message) form the in-cinema device. A KDM management module(340) manages the group KDM. An SPB module(360) decodes the digital cinema content. A reproduction unit(370) outputs the decoded digital cinema content to a user.
Abstract translation: 目的：提供使用对等通信的数字电影内容的家庭服务方法及其设备，以向家庭中的用户显示2K / 4K图像和3D内容。 构成：第一通信模块（310）发送用于认证用户的信号并将数字电影内容搜索到电影院内的设备。 第二通信模块（320）从电影院设备接收所搜索的数字电影内容和组KDM（密钥传递消息）。 KDM管理模块（340）管理组KDM。 SPB模块（360）解码数字电影内容。 再现单元（370）将解码的数字电影内容输出给用户。
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公开(公告)号：KR1020120052693A
公开(公告)日：2012-05-24
申请号：KR1020100113967
申请日：2010-11-16
Applicant: 한국전자통신연구원
IPC: H04N19/30 , H04N21/2387
CPC classification number: H04N21/2387 , H04N19/30 , H04N19/63 , H04N19/70
Abstract: PURPOSE: A content high speed playback apparatus in a digital cinema system and method thereof are provided to offer content high speed playback method by using video stream which is hierarchically encoded. CONSTITUTION: In case outputted video steam is able to be reproduced in selected N-speed, a control unit(230) outputs the video stream of a higher resolution layer by decoding the video stream. The control unit repeatedly determines playback states. The control unit decodes the video stream until a layer which the video stream is reproduced in the selected N-speed.
Abstract translation: 目的：提供数字影院系统中的内容高速播放装置及其方法，通过使用分层编码的视频流来提供内容高速播放方法。 构成：在能够以所选N速度再现输出视频流的情况下，控制单元230通过解码视频流来输出更高分辨率层的视频流。 控制单元反复确定播放状态。 控制单元将视频流解码直到视频流以选定的N速再现的层为止。
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公开(公告)号：KR1020120052681A
公开(公告)日：2012-05-24
申请号：KR1020100113953
申请日：2010-11-16
Applicant: 한국전자통신연구원
CPC classification number: H04N21/482 , H04H60/72 , H04N19/30 , H04N19/70
Abstract: PURPOSE: An electronic program guide providing method and apparatus thereof are provided to enable a user to watch images of multiple channels at the same time by reducing layers of video streams which are used for displaying the images for an EPG(Electronic Program Guide). CONSTITUTION: A broadcast reception unit receives video streams which are hierarchically encoded(S701). The broadcast reception unit grasps the number of layers which constitute the received video steams(S702). The broadcast reception unit constitutes images for the selected channel or an EPG according to the selection of the broadcast reception unit by using the determined layers(S703~S706). The broadcast reception unit provides the constituted images to users(S707).
Abstract translation: 目的：提供一种电子节目指南提供方法和装置，以使用户能够通过减少用于显示EPG的图像的电视层（电子节目指南）同时观看多个频道的图像。 构成：广播接收单元接收分层编码的视频流（S701）。 广播接收单元掌握构成接收到的视频流的层数（S702）。 广播接收单元通过使用确定的层，根据广播接收单元的选择构成所选频道的图像或EPG的图像（S703〜S706）。 广播接收单元向用户提供构成的图像（S707）。
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公开(公告)号：KR1020110098397A
公开(公告)日：2011-09-01
申请号：KR1020100017991
申请日：2010-02-26
Applicant: 한국전자통신연구원
IPC: H04N19/103
CPC classification number: H04N19/194 , H04N19/102 , H04N19/154 , H04N19/159 , H04N19/176 , H04N19/61
Abstract: 본 발명은 멀티-패스 인코딩 장치 및 방법에 대하여 개시한다. 본 발명의 일면에 따른 멀티 패스 인코딩 장치는, 입력파일에 대한 H.264 인코딩을 수행하며, 상기 인코딩 과정에서 결정된 모드 정보, 제1 코스트 값 및 움직임 정보 중 적어도 하나를 저장하는 제1 패스 인코더; 및 상기 모드 정보로부터 상기 인코딩에서 결정된 최적 모드를 확인하고, 상기 입력파일의 양자화 계수를 조정하여 상기 최적 모드에서 인코딩을 수행하는 제2 패스 인코더를 포함하는 것을 특징으로 한다.
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公开(公告)号：KR1020100073183A
公开(公告)日：2010-07-01
申请号：KR1020080131777
申请日：2008-12-22
Applicant: 한국전자통신연구원
CPC classification number: G06F15/173 , G06F17/00 , G06F15/16 , H04L9/065
Abstract: PURPOSE: A digital home domain management device and a method thereof are provided to convert contents and a domain license in a right form to each user terminal through DRM connection, thereby realizing sharing the license and the content between terminals which has different DRM. CONSTITUTION: A home domain server(100) manages all user terminals(20,30,40) in one home group(10) as one user domain. The home domain server provides domain license about contents to each user terminal. If sharing content is requested between different types of user terminals of DRM(Digital Rights Management) in the home group, DRM interlocking unit(200) changes the contents and the domain license right into the DRM type.
Abstract translation: 目的：提供一种数字家庭域管理设备及其方法，通过DRM连接将内容和域名许可以正确的形式转换给每个用户终端，从而实现了具有不同DRM的终端之间的许可和内容的共享。 构成：家庭域服务器（100）将一个家庭组（10）中的所有用户终端（20,30,40）管理为一个用户域。 归属域服务器向每个用户终端提供关于内容的域许可。 如果在家庭组中的DRM（数字版权管理）的不同类型的用户终端之间请求共享内容，则DRM互联单元（200）将内容和域许可权改变为DRM类型。
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