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1. 发明申请

WO2011083981A3 AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL AND METHOD THEREOF 审中-公开
标题翻译：一种处理音频信号的装置及其方法
公开(公告)号：WO2011083981A3
公开(公告)日：2011-12-01
申请号：PCT/KR2011000075
申请日：2011-01-06
申请人： LG ELECTRONICS INC , OH HYEN-O
发明人： OH HYEN-O
IPC分类号： G11B20/10 , H04S3/00
CPC分类号： G10L19/00 , G10L19/008 , G11B27/034 , G11B27/3027 , G11B27/34 , H04S3/008 , H04S2400/01 , H04S2400/11
摘要： An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a downmix signal and side information; extracting control restriction information from the side information; receiving control information for controlling gain or panning at least one object signal; generating at least one of first multi-channel information and first downmix processing information based on the control information and object information, without using the control restriction information; and, generating an output signal by applying the at least one of the first multichannel information and the first downmix processing information to the downmix signal, wherein the control restriction information relates to a parameter indicating limiting degree of the control information.
摘要翻译：公开了一种用于处理音频信号的设备及其方法。本发明包括接收缩混信号和辅助信息; 从附属信息中提取控制限制信息; 接收用于控制增益或平移至少一个对象信号的控制信息; 基于控制信息和对象信息生成第一多声道信息和第一下混音处理信息中的至少一个，而不使用控制限制信息; 以及通过将所述第一多声道信息和所述第一下混音处理信息中的至少一个应用于所述下混音信号来生成输出信号，其中，所述控制限制信息与指示所述控制信息的限制程度的参数有关。

2. 发明申请

WO2011059255A3 AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL AND METHOD THEREOF 审中-公开
标题翻译：一种用于处理音频信号的装置及其方法
公开(公告)号：WO2011059255A3
公开(公告)日：2011-10-27
申请号：PCT/KR2010007987
申请日：2010-11-12
申请人： LG ELECTRONICS INC , UNIV YONSEI IACF , OH HYEN-O , LEE CHANG HEON , KANG HONG GOO
发明人： OH HYEN-O , LEE CHANG HEON , KANG HONG GOO
IPC分类号： G10L19/00 , G10L19/02 , G10L19/038 , G10L19/04 , G10L21/02 , G10L21/038 , G11B20/10
CPC分类号： G10L21/038 , G10L19/0204 , G10L19/038 , G10L19/04
摘要： A method of processing an audio signal is disclosed. The present invention includes a method for processing an audio signal, comprising: receiving, by an audio processing apparatus, the spectral data including a current block, and substitution type information indicating whether to apply a shape prediction scheme to a current block; when the substitution type information indicates that the shape prediction scheme is applied to the current block, receiving lag information indicating an interval between spectral coefficients of the current block and the predictive shape vector of a current frame or a previous frame; obtaining spectral coefficients by substituting for spectral hole included in the current block using the predictive shape vector.
摘要翻译：公开了一种处理音频信号的方法。本发明包括一种处理音频信号的方法，包括：由音频处理设备接收包括当前块的频谱数据和指示是否对当前块应用形状预测方案的替代类型信息; 当代替类型信息指示形状预测方案被应用于当前块时，接收指示当前块的频谱系数与当前帧或先前帧的预测形状向量之间的间隔的滞后信息; 通过使用预测形状矢量代替包括在当前块中的频谱孔来获得频谱系数。

3. 发明申请

WO2011013982A3 A METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL 审中-公开
标题翻译：处理音频信号的方法和设备
公开(公告)号：WO2011013982A3
公开(公告)日：2011-04-21
申请号：PCT/KR2010004920
申请日：2010-07-27
申请人： LG ELECTRONICS INC , UNIV YONSEI IACF , OH HYEN-O , KANG HONG GOO , LEE CHANG HEON , SONG JEONG OOK
发明人： OH HYEN-O , KANG HONG GOO , LEE CHANG HEON , SONG JEONG OOK
IPC分类号： G10L19/00 , G11B20/10
CPC分类号： G10L19/04 , G10L19/005 , G10L19/022 , G10L19/18 , G10L25/45
摘要： An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving, by an audio processing apparatus, an audio signal including a first data of a first block encoded with rectangular coding scheme and a second data of a second block encoded with non-rectangular coding scheme; receiving a compensation signal corresponding to the second block; estimating a prediction of an aliasing part using the first data; and, obtaining a reconstructed signal for the second block based on the second data, the compensation signal and the prediction of aliasing part.
摘要翻译：公开了一种用于处理音频信号的设备及其方法。本发明包括由音频处理装置接收音频信号，所述音频信号包括用矩形编码方案编码的第一块的第一数据和用非矩形编码方案编码的第二块的第二数据; 接收对应于所述第二块的补偿信号; 使用所述第一数据估计混叠部分的预测; 以及基于第二数据，补偿信号和混叠部分的预测获得第二块的重构信号。

4. 发明申请

WO2011013980A3 A METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL 审中-公开
标题翻译：一种处理音频信号的方法和装置
公开(公告)号：WO2011013980A3
公开(公告)日：2011-04-21
申请号：PCT/KR2010004918
申请日：2010-07-27
申请人： LG ELECTRONICS INC , UNIV YONSEI IACF , OH HYEN-O , LEE CHANG HEON , KANG HONG GOO , SONG JEONG OOK
发明人： OH HYEN-O , LEE CHANG HEON , KANG HONG GOO , SONG JEONG OOK
IPC分类号： G10L19/04 , G11B20/10
CPC分类号： G10L19/04 , G10L19/005 , G10L19/022 , G10L19/18 , G10L25/45
摘要： An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes when a second coding scheme is applied to a current frame, receiving, by an audio processing apparatus, window type information indicating a particular window for the current frame from among a plurality of windows; and, applying a current window to the current frame based on the window type information, wherein, when a first coding scheme is applied to a previous frame, the plurality of window consists of a short window, a first transition window, a second transition window, wherein the short window has at least one ascending line which width is N/8, and the first transition window and the second transition window have an ascending line which width is N/4 (where N is frame length).
摘要翻译：公开了一种用于处理音频信号的装置及其方法。本发明包括当第二编码方案应用于当前帧时，由音频处理装置从多个窗口中接收指示当前帧的特定窗口的窗口类型信息; 并且基于所述窗口类型信息将当前窗口应用于当前帧，其中，当将第一编码方案应用于先前帧时，所述多个窗口由短窗口，第一转换窗口，第二转换窗口其中，所述短视窗具有至少一个宽度为N / 8的上行线，并且所述第一转换窗口和所述第二转换窗口具有宽度为N / 4的上升线（其中N为帧长度）。

5. 发明申请

WO2011034377A2 A METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL 审中-公开
标题翻译：一种处理音频信号的方法和装置
公开(公告)号：WO2011034377A2
公开(公告)日：2011-03-24
申请号：PCT/KR2010/006412
申请日：2010-09-17
申请人： LG ELECTRONICS INC. , INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY , OH, Hyen-O , LEE, Chang Heon , KANG, Hong Goo , SONG, Jung Wook
发明人： OH, Hyen-O , LEE, Chang Heon , KANG, Hong Goo , SONG, Jung Wook
IPC分类号： G10L19/00 , G11B20/10
CPC分类号： G10L19/00 , G10L19/022 , G10L19/04 , G10L19/167 , G10L19/18 , G11B20/00007 , G11B2020/00028 , G11B2020/10546
摘要： A method of processing an audio signal is disclosed. The present invention includes receiving, by an audio processing apparatus, coding identification information indicating whether to apply a first coding scheme or a second coding scheme to a current frame; when the coding identification information indicates that the second coding scheme is applied to the current frame, receiving window type information indicating a particular window for the current frame, from among a plurality of windows; identifying that a current window is a long stop window based on the window type information, wherein the long stop window is followed by only long window of a following frame, wherein the long stop window includes a gentle long stop window and a steep long stop window; and, when the first coding scheme is applied to a previous frame, applying the gentle long stop window to the current frame, wherein: the gentle long stop window comprise an ascending line with first slope, the steep long stop window comprise an ascending line with second slope, and, the first slope is gentler than the second slope.
摘要翻译：公开了一种处理音频信号的方法。本发明包括由音频处理装置接收指示是否对当前帧应用第一编码方案或第二编码方案的编码标识信息; 当编码识别信息指示第二编码方案被应用于当前帧时，从多个窗口中接收指示当前帧的特定窗口的窗口类型信息; 基于所述窗口类型信息识别当前窗口是长时间停止窗口，其中所述长停止窗口后面仅是后续框架的长窗口，其中所述长停止窗口包括平缓的长停止窗口和陡峭的长停止窗口 ; 并且当将第一编码方案应用于先前帧时，将柔和的长时间窗口应用于当前帧，其中：平缓的长停止窗口包括具有第一斜率的上行线，陡峭的长停止窗口包括具有第二斜坡，第一斜坡比第二斜坡慢。

6. 发明申请

WO2010064877A3 A METHOD AND AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL 审中-公开
标题翻译：处理音频信号的方法和设备
公开(公告)号：WO2010064877A3
公开(公告)日：2010-09-23
申请号：PCT/KR2009007265
申请日：2009-12-07
申请人： LG ELECTRONICS INC , OH HYEN O , JUNG YANG WON
发明人： OH HYEN O , JUNG YANG WON
IPC分类号： G10L19/14 , G10L19/00 , G10L19/008 , G10L19/20
CPC分类号： G10L19/008 , G10L19/20 , H04S2400/03 , H04S2400/09 , H04S2420/03
摘要： A method of processing an audio signal, comprising: receiving a downmix signal, a residual signal and object information; extracting at least one of a background-object signal and a foreground-object signal from the downmix signal using the residual signal; receiving mix information comprising gain control information for the background-object signal; generating a downmix processing information based on the object information and the mix information; and, generating a processed downmix signal comprising a modified background-object signal to which an adjusted gain corresponding to the gain control information is applied, by applying the downmix processing information to the at least one of the background-object signal and the foreground-object signal is disclosed.
摘要翻译：一种处理音频信号的方法，包括：接收缩混信号，残差信号和对象信息; 使用所述残差信号从所述下混合信号提取背景物体信号和前景物体信号中的至少一个; 接收包括用于背景物体信号的增益控制信息的混合信息; 基于对象信息和混合信息生成缩混处理信息; 以及通过将所述下混处理信息应用于所述背景物体信号和所述前景物体中的所述至少一个，生成包括修改后的背景物体信号的经处理的下混信号，所述经修改的背景物体信号被施加有对应于所述增益控制信息的经调整的增益信号被披露。

7. 发明申请

WO2010087627A2 A METHOD AND AN APPARATUS FOR DECODING AN AUDIO SIGNAL 审中-公开
标题翻译：一种用于解码音频信号的方法和装置
公开(公告)号：WO2010087627A2
公开(公告)日：2010-08-05
申请号：PCT/KR2010000518
申请日：2010-01-28
申请人： LG ELECTRONICS INC , OH HYEN O , JANG YANG WON
发明人： OH HYEN O , JANG YANG WON
IPC分类号： G11B20/10 , G10L19/00 , G10L19/008 , G10L19/20
CPC分类号： G10L19/20 , G10L19/008 , H04S2420/03
摘要： The present invention relates to an apparatus for processing an audio signal and method thereof. The present invention includes receiving a downmix signal comprising at least one object signal, and a bitstream including object information and downmix channel level difference, when the downmix signal comprises at least two object signals, extracting a relation identifier from the bitstream, the relation identifier indicating whether two object signals among the at least two object signals are related to each other, identifying whether the two object signals correspond to stereo object signals, using the downmix channel level difference and the relation identifier, generating mix information including a first element and a second element using a single user input, and generating at least one of downmix processing information and multi channel information based on the object information and the mix information, wherein the stereo object signals includes a left object signal and a right object signal, the first element is applied to the left object signal of the stereo object signal to output a first channel, the second element is applied to the right object signal of the stereo object signal to output a second channel, and the first element is negatively related to the second element. Accordingly, the present invention is able to identify whether an output signal is a stereo object signal using a relation identifier and a DCLD.
摘要翻译：本发明涉及一种用于处理音频信号的装置及其方法。本发明包括：当下混合信号包括至少两个对象信号时，从比特流中提取关系标识符，接收包括至少一个对象信号的下混信号和包含对象信息和下混信道电平差的比特流，所述关系标识符指示所述至少两个对象信号中的两个对象信号是否彼此相关，使用所述下混通道电平差和所述关系标识符来识别所述两个对象信号是否对应于立体对象信号，生成包括第一元件和第二元件的混合信息使用单个用户输入，并且基于对象信息和混合信息生成下混处理信息和多频道信息中的至少一个，其中立体对象信号包括左对象信号和右对象信号，第一元素是应用于立体对象信号t的左对象信号 o输出第一通道，将第二元件施加到立体对象信号的右对象信号以输出第二通道，并且第一元件与第二元件负相关。因此，本发明能够使用关系标识符和DCLD来识别输出信号是立体声信号。

8. 发明申请

WO2010041877A2 A METHOD AND AN APPARATUS FOR PROCESSING A SIGNAL 审中-公开
标题翻译：一种处理信号的方法和装置
公开(公告)号：WO2010041877A2
公开(公告)日：2010-04-15
申请号：PCT/KR2009/005748
申请日：2009-10-08
申请人： LG ELECTRONICS INC. , OH, Hyen O , JUNG, Yang Won
发明人： OH, Hyen O , JUNG, Yang Won
IPC分类号： G10L19/00
CPC分类号： G10L19/20 , G10L19/008
摘要： A method of decoding an audio signal comprises receiving (a) a downmix signal being generated by downmixing a plurality of modified object signals, the modified object signals being generated by applying downmix gain information to object signal, (b) object information including the downmix gain information applied to the object signal and modified object level information indicating energy level of the modified object signal, and (c) rendering information; obtaining the modified object level information from a frame of the object information and downmix gain information from extension region of the object information; generating downmix processing information by using the modified object level information and the rendering information, the downmix processing information in order to allow object panning and object level control of the downmix signal; generating output signal by modifying the downmix signal with the downmix processing information; and generating object level information by applying the downmix gain information to the modified object level information, in order to obtain the object signal.
摘要翻译：解码音频信号的方法包括：（a）通过将多个经修改的对象信号进行下混合而产生的降混信号，通过将下混增益信息应用于对象信号产生修改后的目标信号，（b）包括下混合增益的对象信息应用于对象信号的信息和指示修改对象信号的能级的修改对象级别信息，以及（c）呈现信息; 从所述对象信息的帧中获取所述修改的对象级别信息，并从所述对象信息的扩展区域下降混合增益信息; 通过使用修改的对象级别信息和呈现信息来生成下混处理信息，降混处理信息，以便允许对混合信号进行对象平移和对象级别控制; 通过用下混处理信息修改下混合信号来产生输出信号; 以及通过将缩混增益信息应用于经修改的对象级别信息来生成对象级信息，以便获得对象信号。

9. 发明申请

WO2010013941A3 AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL AND METHOD THEREOF 审中-公开
公开(公告)号：WO2010013941A3
公开(公告)日：2010-02-04
申请号：PCT/KR2009/004220
申请日：2009-07-29
申请人： LG ELECTRONICS INC. , OH, Hyen O , MOON, Jong Ha , FAVROT, Alexis , FALLER, Christof , LEE, Joon Il , LEE, Myung Hoon , JUNG, Yang Won
发明人： OH, Hyen O , MOON, Jong Ha , FAVROT, Alexis , FALLER, Christof , LEE, Joon Il , LEE, Myung Hoon , JUNG, Yang Won
IPC分类号： G11B20/24 , G10L21/02
摘要： An apparatus for processing an audio signal and method thereof are disclosed, by which a local dynamic range of an audio signal can be adaptively normalized as well as a maximum dynamic range of the audio signal. The present invention includes receiving a signal, by an audio processing apparatus; computing a long-term power and a short-term power by estimating power of the signal; generating a slow gain based on the long-term power; generating a fast gain based on the short-term power; obtaining a final gain by combining the slow gain and the fast gain; and, modifying the signal using the final gain.

10. 发明申请

WO2010013941A2 AN APPARATUS FOR PROCESSING AN AUDIO SIGNAL AND METHOD THEREOF 审中-公开
标题翻译：一种处理音频信号的装置及其方法
公开(公告)号：WO2010013941A2
公开(公告)日：2010-02-04
申请号：PCT/KR2009004220
申请日：2009-07-29
申请人： LG ELECTRONICS INC , OH HYEN O , MOON JONG HA , FAVROT ALEXIS , FALLER CHRISTOF , LEE JOON IL , LEE MYUNG HOON , JUNG YANG WON
发明人： OH HYEN O , MOON JONG HA , FAVROT ALEXIS , FALLER CHRISTOF , LEE JOON IL , LEE MYUNG HOON , JUNG YANG WON
IPC分类号： G11B20/24 , G10L21/02
CPC分类号： H03G9/025 , H03G7/007 , H03G9/005
摘要： An apparatus for processing an audio signal and method thereof are disclosed, by which a local dynamic range of an audio signal can be adaptively normalized as well as a maximum dynamic range of the audio signal. The present invention includes receiving a signal, by an audio processing apparatus; computing a long-term power and a short-term power by estimating power of the signal; generating a slow gain based on the long-term power; generating a fast gain based on the short-term power; obtaining a final gain by combining the slow gain and the fast gain; and, modifying the signal using the final gain.
摘要翻译：公开了一种用于处理音频信号的设备及其方法，通过该设备可以自适应地标准化音频信号的局部动态范围以及音频信号的最大动态范围。本发明包括由音频处理装置接收信号; 通过估计信号的功率来计算长期功率和短期功率; 基于长期功率产生慢增益; 基于短期功率产生快速增益; 通过组合慢增益和快增益来获得最终增益; 并使用最终增益修改信号。

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