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公开(公告)号：KR101378890B1
公开(公告)日：2014-04-02
申请号：KR1020130083726
申请日：2013-07-16
IPC: H04N19/00
CPC classification number: H04N19/44 , H04N19/18 , H04N19/46 , H04N19/593 , H04N19/60 , H04N19/64 , H04N19/70
Abstract: 두개의 후보 화면 내 예측 모드를 이용한 화면 내 예측 모드의 부/복호화 방법 및 이러한 방법을 사용하는 장치가 개시되어있다. 화면 내 예측 모드 복호화 방법은 1 비트 정보를 기초로 현재 예측 단위의 화면 내 예측 모드가 제1 후보 화면 내 예측 모드 또는 제2 후보 화면 내 예측 모드와 동일한지 여부를 판단하는 단계와 현재 예측 단위의 화면 내 예측 모드가 제1 후보 화면 내 예측 모드 또는 제2 후보 화면 내 예측 모드 중 적어도 하나와 동일한 경우, 추가의 1 비트 정보를 기초로 상기 현재 예측 단위의 화면 내 예측 모드가 상기 제1 후보 화면 내 예측 모드와 상기 제2 후보 화면 내 예측 모드 중 어떠한 후보 화면 내 예측 모드와 동일한지 여부를 판단하여 현재 예측 단위의 화면 내 예측 모드를 복호화하는 단계를 포함할 수 있다. 따라서, 부/복호화 효율을 높이고 복잡도를 감소시킬 수 있다.
Abstract translation: 公开了使用两种候选帧内预测模式的帧内预测模式的编码/解码方法及其使用装置。 帧内预测模式的解码方法包括以下步骤：基于1比特信息确定本预测单元的帧内预测模式是否与第一候选帧内预测模式相同，或者作为第二候选帧内预测模式 ; 并且在所述第一候选帧内预测模式和所述第二候选帧内预测模式中，基于附加的1比特信息确定所述候选帧内预测模式与所述当前预测单元的帧内预测模式相同，如果帧内预测 本预测单元的模式与第一候选帧内预测模式或第二候选帧内预测模式中的至少一个相同，并且解码本预测单元的帧内预测模式。 因此，本发明提高了编码/解码效率，降低了复杂度。
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公开(公告)号：KR1020140028094A
公开(公告)日：2014-03-07
申请号：KR1020140010718
申请日：2014-01-28
Applicant: 한국전자통신연구원
IPC: G10L19/008
CPC classification number: H04S7/308 , G10L19/008 , H04S5/00 , H04S2400/03 , H04S2400/11
Abstract: The present invention relates to a method and apparatus of generating an additional information bit stream of a multi-object audio signal. According to the present invention, the apparatus of generating an additional information bit stream of a multi-object audio signal includes a space queue information input unit receiving space queue information generated from a multi-object audio signal coding apparatus, a preset information input unit receiving preset information regarding a multi-object audio signal, and an additional information bit stream generating unit generating an additional information bit stream using the space queue information and the preset information. The additional information bit stream includes a header region and a frame region. The preset information is included in the frame region. According to the present invention, the present information is contained in the frame region of the additional information bit stream generated when coding the multi-object audio signal. Accordingly, even while the multi-object audio signal is played back, sound scene information set according to an editor or sound engineer′s intent may be varied. [Reference numerals] (AA) Header region; (BB) Frame region; (CC) Header information; (DD) Initial preset information; (EE) First space queue information; (FF) First preset information; (GG) Second space queue information; (HH) Second preset information; (II) First frame; (JJ) Second frame
Abstract translation: 本发明涉及生成多对象音频信号的附加信息比特流的方法和装置。 根据本发明，生成多对象音频信号的附加信息位流的装置包括空间队列信息输入单元，接收从多对象音频信号编码装置生成的空间队列信息，预设信息输入单元接收 关于多对象音频信号的预设信息，以及使用空间队列信息和预设信息生成附加信息比特流的附加信息比特流生成单元。 附加信息位流包括报头区域和帧区域。 预设信息包含在帧区域中。 根据本发明，本信息被包含在对多对象音频信号进行编码时生成的附加信息位流的帧区域中。 因此，即使在多对象音频信号被重放时，根据编辑者或声音工程师的意图设置的声音场景信息也可以变化。 （附图标记）（AA）头部区域; （BB）框架区域; （CC）头信息; （DD）初始预设信息; （EE）第一空间队列信息; （FF）第一预置信息; （GG）第二空间队列信息; （HH）第二预置信息; （二）第一帧; （JJ）第二帧
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公开(公告)号：KR1020130090859A
公开(公告)日：2013-08-14
申请号：KR1020130075266
申请日：2013-06-28
Applicant: 한국전자통신연구원 , 경희대학교 산학협력단
IPC: H04N19/50
CPC classification number: H04N19/00587 , H04N19/46 , H04N19/463 , H04N19/52 , H04N19/56 , H04N19/61 , H04N19/70
Abstract: PURPOSE: An image information decoding method and a computer-readable recording medium thereof are provided to reduce the transmission of merge information when merging is applied to a current block. CONSTITUTION: A decoder receives a bit stream. The decoder decodes image information included in the bit stream. The decoder performs prediction for a current block based on the image information. The decoder obtains movement information of surrounding blocks from the blocks at a prediction step and determines movement information of the current block based on the obtained movement information (S310,S320). [Reference numerals] (S310) Obtain movement information of the surrounding blocks; (S320) Determine the number of movement information candidates and movement information merged probability
Abstract translation: 目的：提供一种图像信息解码方法及其计算机可读记录介质，以在合并时将合并信息的传输减少到当前块。 构成：解码器接收位流。 解码器对包含在比特流中的图像信息进行解码。 解码器基于图像信息执行对当前块的预测。 解码器在预测步骤中从块获取周围块的移动信息，并基于获得的移动信息确定当前块的移动信息（S310，S320）。 （参考号）（S310）获取周围块的移动信息; （S320）确定移动信息候选人的数量和移动信息的合并概率
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公开(公告)号：KR1020130086333A
公开(公告)日：2013-08-01
申请号：KR1020130083726
申请日：2013-07-16
IPC: H04N19/00
CPC classification number: H04N19/44 , H04N19/18 , H04N19/46 , H04N19/593 , H04N19/60 , H04N19/64 , H04N19/70
Abstract: PURPOSE: An image encoder using a quad tree is provided to encode and decode conversion factor information by a conversion unit and division information into small bits by applying the conversion factor information and division information to a current conversion unit using integrated code flag information and division information flag. CONSTITUTION: An entropy encoding unit (130) encodes integrated code block flag information in an encoding unit and encodes division information flag on the basis of the integrated code block flag information and the size information of a conversion unit. The entropy encoding unit encodes the code block flag information in the conversion unit and a conversion factor in the conversion unit when the conversion unit is not additionally divided on the basis of the division information flag. A converting unit (115) converts the conversion factor provided from the entropy encoding unit. [Reference numerals] (100) Video encoding unit; (105) Picture dividing unit; (110) Predicting unit; (115) Converting unit; (120) Quantization unit; (125) Realignment unit; (130) Entropy encoding unit; (135) Inverse quantization unit; (140) Inverse converting unit; (145) Filter unit; (150) Memory; (AA) Picture; (BB) Current block; (CC) Residual block; (DD) 2D block; (EE) 1D vector; (FF) Bitstream; (GG) Prediction block; (HH) Prediction mode, prediction unit, motion vector; (II) Restoration block; (JJ) Restored electronic block
Abstract translation: 目的：提供使用四叉树的图像编码器，通过使用积分码标志信息和分割信息将转换因子信息和分割信息应用于当前转换单元，通过转换单元将分割信息编码并解码为小比特 旗。 构成：熵编码单元（130）对编码单元中的集成代码块标志信息进行编码，并根据积分代码块标志信息和转换单元的大小信息对分割信息标志进行编码。 熵编码单元对转换单元中的码块标志信息和转换单元中的转换因子进行编码，当转换单元不根据分割信息标志被额外划分时。 A转换单元（115）转换从熵编码单元提供的转换因子。 （附图标记）（100）视频编码单元; （105）图像分割单元; （110）预测单位; （115）转换单元; （120）量化单元; （125）调整单元; （130）熵编码单元; （135）反量化单元; （140）反转换单元; （145）过滤单元; （150）记忆; （AA）图片; （BB）当前块; （CC）残留块; （DD）2D块; （EE）1D载体; （FF）位流; （GG）预测块; （HH）预测模式，预测单元，运动矢量; （二）修复块; （JJ）恢复电子块
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公开(公告)号：KR1020120084648A
公开(公告)日：2012-07-30
申请号：KR1020110092189
申请日：2011-09-09
Applicant: 한국전자통신연구원
IPC: H04N19/13
CPC classification number: G06T9/00 , H04N19/13 , H04N19/146 , H04N19/157 , H04N19/1887 , H04N19/196 , H04N19/61 , H04N19/91
Abstract: PURPOSE: An adaptive sorting table for entropy coding is provided to improve coding efficiency. CONSTITUTION: Information necessary for updating a sorting table is obtained(E1). The sorting table is updated using the information(E2). A table index with a high incidence is mapped in a small code number. The small code number is mapped in a short cord word on a VLC table. Therefore, coding efficiency is improved.
Abstract translation: 目的：提供一种用于熵编码的自适应排序表，以提高编码效率。 规定：获得更新排序表所需的信息（E1）。 使用信息（E2）更新排序表。 具有高发生率的表索引被映射成小代码。 小代码编号在VLC表上的短线字中映射。 因此，编码效率提高。
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Patent Agency Ranking
公开(公告)号：KR1020120071072A
公开(公告)日：2012-07-02
申请号：KR1020100132665
申请日：2010-12-22
Applicant: 한국전자통신연구원
IPC: G10L19/008 , H04N21/439 , H04H20/89 , H04N21/233 , H04H20/95 , H04N21/81
CPC classification number: G10L19/167 , G10L19/008 , G10L19/20 , H04H20/89 , H04H20/95 , H04N21/2335 , H04N21/4394 , H04N21/8106 , G10L19/22
Abstract: PURPOSE: A broadcasting transmitting apparatus and a method thereof are provided to supply an object-based audio service in a broadcasting system through audio identification information. CONSTITUTION: An audio encoding unit(120) encodes a multichannel audio signal. An audio identifying information generating unit(130) generates audio identifying information. The audio identifying information generating unit identifies whether the multi channel audio signal is an object-based audio signal for the audio identification information. A packetizing and multiplexing unit(140) packetizes the encoded audio signal.
Abstract translation: 目的：提供广播发送装置及其方法，以通过音频识别信息在广播系统中提供基于对象的音频服务。 构成：音频编码单元（120）对多声道音频信号进行编码。 音频识别信息生成单元（130）生成音频识别信息。 音频识别信息生成单元识别多声道音频信号是否是用于音频识别信息的基于对象的音频信号。 打包和复用单元（140）对编码的音频信号进行打包。
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公开(公告)号：KR1020120065953A
公开(公告)日：2012-06-21
申请号：KR1020110133708
申请日：2011-12-13
Applicant: 한국전자통신연구원
IPC: H04N19/59
CPC classification number: H04N19/159 , H04N19/105 , H04N19/117 , H04N19/126 , H04N19/13 , H04N19/176 , H04N19/182 , H04N19/43 , H04N19/50 , H04N19/593 , H04N19/61
Abstract: PURPOSE: A method and apparatus for predicting intra is provided to reduce predicted error by weighted sum of first and second prediction values. CONSTITUTION: A method for predicting intra comprises: a step of drawing a first prediction value to a present block(S310); a step of drawing a second prediction value using a reference sample in the presence block(S320); and a step of drawing final prediction value by a decoder(S330).
Abstract translation: 目的：提供一种用于预测intra的方法和装置，以通过第一和第二预测值的加权和来减少预测误差。 构成：用于预测帧内的方法包括：将第一预测值绘制到当前块的步骤（S310）; 在存在块中使用参考样本绘制第二预测值的步骤（S320）; 以及通过解码器画出最终预测值的步骤（S330）。
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公开(公告)号：KR1020120044917A
公开(公告)日：2012-05-08
申请号：KR1020110111661
申请日：2011-10-28
Applicant: 한국전자통신연구원 , 경희대학교 산학협력단
IPC: H04N19/57 , H04N19/119
CPC classification number: H04N19/00587 , H04N19/46 , H04N19/463 , H04N19/52 , H04N19/56 , H04N19/61 , H04N19/70
Abstract: PURPOSE: An image information encoding/decoding method is provided to reduce transmission amount of information and increase compact performance of image information. CONSTITUTION: An encoding device predicts a current block(S2010). The encoding device performs entropy encoding(S2020). The encoding device transmits the encoded information(S2030). The encoding device obtains motion information of the block. The encoding device distinguishes merge probability of the current block and a motion information candidate.
Abstract translation: 目的：提供图像信息编码/解码方法，以减少信息的传输量并增加图像信息的紧凑性能。 构成：编码装置预测当前块（S2010）。 编码装置进行熵编码（S2020）。 编码装置发送编码信息（S2030）。 编码装置获取块的运动信息。 编码装置区分当前块的合并概率和运动信息候选。
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公开(公告)号：KR1020120036329A
公开(公告)日：2012-04-17
申请号：KR1020120021215
申请日：2012-02-29
Applicant: 한국전자통신연구원
CPC classification number: H04S7/308 , G10L19/008 , H04R5/00 , H04S7/301 , H04S7/305 , H04S2400/11 , H04S2400/15 , H04S2420/03 , H04S2420/13
Abstract: PURPOSE: An apparatus for generating and playing object based audio contents is provided to play object based audio contents by using at least one of a sound field synthesis playback method and a multichannel surround playback method. CONSTITUTION: An apparatus(100) for playing object based audio contents includes an object audio signal acquisition unit(110), a sound source position information acquisition unit(120), a record space information acquisition unit(130), and an encoder(140). The apparatus for playing the object based audio contents further includes an impact sound source emitting unit(150) and an impact sound source signal receiving unit. The object audio signal acquisition unit obtains a plurality of object audio signals. The sound source position information acquisition unit obtains sound source position information for a plurality of signal sources. The record space information acquisition unit obtains record space information for the record space of a plurality of sound source signals.
Abstract translation: 目的：提供一种用于产生和播放基于对象的音频内容的装置，用于通过使用声场合成播放方法和多声道环绕重放方法中的至少一个来播放基于对象的音频内容。 用于播放基于对象的音频内容的装置（100）包括对象音频信号获取单元（110），声源位置信息获取单元（120），记录空间信息获取单元（130）和编码器（140） ）。 用于播放基于对象的音频内容的设备还包括冲击声源发射单元（150）和冲击声源信号接收单元。 对象音频信号获取单元获得多个对象音频信号。 声源位置信息获取单元获得多个信号源的声源位置信息。 记录空间信息获取单元获得多个声源信号的记录空间的记录空间信息。
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公开(公告)号：KR1020120035096A
公开(公告)日：2012-04-13
申请号：KR1020110049257
申请日：2011-05-24
IPC: H04N7/24
CPC classification number: H04N19/44 , H04N19/18 , H04N19/46 , H04N19/593 , H04N19/60 , H04N19/64 , H04N19/70
Abstract: PURPOSE: An additional information signaling method in a quad tree transform structure and a device thereof are provided to enable each user to individually acquire information related to the 3D content which the user is viewing. CONSTITUTION: A transparent display unit displays at least one of control screens to control 3D content information or a 3D display device in a 3D glass unit. A transceiving unit transmits at least one of the 3D content information or the control screens of the 3D display device to the transparent display unit. A control unit displays the 3D content information or the control screens of the 3D display device by the control of the transparent display unit.
Abstract translation: 目的：提供四叉树变换结构中的附加信息信令方法及其装置，以使每个用户能够单独地获取与用户正在观看的3D内容相关的信息。 构成：透明显示单元至少显示一个控制屏幕以控制3D内容信息或3D显示设备。 收发单元将3D显示装置的3D内容信息或控制画面中的至少一个发送到透明显示单元。 控制单元通过透明显示单元的控制显示3D显示设备的3D内容信息或控制屏幕。
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