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1. 发明申请

US20120093323A1 AUDIO SYSTEM AND METHOD OF DOWN MIXING AUDIO SIGNALS USING THE SAME 审中-公开
标题翻译：音频系统和下降混合音频信号的方法
公开(公告)号：US20120093323A1
公开(公告)日：2012-04-19
申请号：US13273568
申请日：2011-10-14
申请人： Young-woo LEE , Sun-min KIM , Kyeong-ok KANG , Jin-woong KIM , Jeong-il SEO , Jae-hyoun YOO
发明人： Young-woo LEE , Sun-min KIM , Kyeong-ok KANG , Jin-woong KIM , Jeong-il SEO , Jae-hyoun YOO
IPC分类号： H04R5/02 , H04R5/00
CPC分类号： H04S3/00 , H04S2400/03
摘要： An audio system that provides an optimized sense of realism and an optimized three-dimensional effect to a user, the audio system including: a horizontal plane speaker set including a center channel speaker that is disposed at a reference point, a left channel speaker and a right channel speaker that are disposed at points in right and left directions of the reference point, and at least one first channel speaker and at least one second channel speaker that are disposed in right and left directions of the reference point, respectively; and a vertical plane speaker set including a left height channel speaker and a right height channel speaker that are respectively disposed in right and left directions of the reference point and in a vertical direction of the reference point, and a center height channel speaker that is disposed in the vertical direction of the reference point.
摘要翻译：一种音频系统，其向用户提供优化的现实感和优化的三维效果，所述音频系统包括：水平平面扬声器组，包括设置在参考点的中心声道扬声器，左声道扬声器和设置在参考点的左右方向上的点处的右声道扬声器，以及分别设置在参考点的左右方向上的至少一个第一声道扬声器和至少一个第二声道扬声器; 以及垂直平面扬声器组，其包括分别设置在所述基准点的左右方向上且在所述基准点的垂直方向上的左高通道扬声器和右高通道扬声器，以及布置在所述基准点的垂直方向上的中心高度通道扬声器在参考点的垂直方向。

2. 发明申请

US20130028424A1 METHOD AND APPARATUS FOR PROCESSING AUDIO SIGNAL 有权
标题翻译：处理音频信号的方法和装置
公开(公告)号：US20130028424A1
公开(公告)日：2013-01-31
申请号：US13561645
申请日：2012-07-30
申请人： Sun-min KIM , Young-woo LEE , Yoon-jae LEE
发明人： Sun-min KIM , Young-woo LEE , Yoon-jae LEE
IPC分类号： H04R5/00
CPC分类号： H04S1/002 , H04S7/30 , H04S2400/11
摘要： An audio signal processing apparatus including an index estimation unit that receives three-dimensional image information as an input and generates index information for applying a three-dimensional effect to an audio object in at least one direction of right, left, up, down, front, and back directions, based on the three-dimensional image information; and a rendering unit for applying a three-dimensional effect to the audio object in at least one direction of right, left, up, down, front, and back directions, based on the index information.
摘要翻译：一种音频信号处理装置，包括索引估计单元，其接收作为输入的三维图像信息，并且生成用于在右，左，上，下，前的至少一个方向上向音频对象施加三维效果的索引信息，和背面方向，基于三维图像信息; 以及渲染单元，用于基于索引信息在右，左，上，下，前，后的至少一个方向上对音频对象施加三维效果。

3. 发明申请

US20120314875A1 METHOD AND APPARATUS FOR ENCODING AND DECODING 3-DIMENSIONAL AUDIO SIGNAL 有权
标题翻译：用于编码和解码三维音频信号的方法和装置
公开(公告)号：US20120314875A1
公开(公告)日：2012-12-13
申请号：US13493406
申请日：2012-06-11
申请人： Young-woo LEE , Sun-min KIM , Hwan SHIM , Nam-suk LEE , Hyun-wook KIM , Jong-hoon JEONG
发明人： Young-woo LEE , Sun-min KIM , Hwan SHIM , Nam-suk LEE , Hyun-wook KIM , Jong-hoon JEONG
IPC分类号： H04R5/00
CPC分类号： G10L19/008
摘要： A method of encoding a multi-channel 3-dimensional (3D) audio signal mixed with a multi-channel 3D object signal is provided. The method includes: obtaining a location parameter indicating a virtual location of the multi-channel 3D object signal on a multi-channel speaker layout based on a gain value of the multi-channel 3D object signal for each channel; and encoding the multi-channel 3D audio signal and the location parameter.
摘要翻译：提供了与多声道3D对象信号混合的多声道3维（3D）音频信号的编码方法。该方法包括：基于每个信道的多信道3D对象信号的增益值，在多声道扬声器布局上获得指示多声道3D对象信号的虚拟位置的位置参数; 并编码多声道3D音频信号和位置参数。

4. 发明申请

US20130022205A1 BINAURAL DECODER TO OUTPUT SPATIAL STEREO SOUND AND A DECODING METHOD THEREOF 审中-公开
标题翻译：输出空间立体声的BINAURAL解码器及其解码方法
公开(公告)号：US20130022205A1
公开(公告)日：2013-01-24
申请号：US13588563
申请日：2012-08-17
申请人： Han-gil MOON , Sun-min KIM , In-gyu CHUN
发明人： Han-gil MOON , Sun-min KIM , In-gyu CHUN
IPC分类号： H04R5/00
CPC分类号： H04S7/30 , H04S1/00 , H04S3/008 , H04S2400/01 , H04S2420/01 , H04S2420/03 , H04S2420/07
摘要： A binaural decoder for an MPEG surround stream, which decodes an MPEG surround stream into a stereo 3D signal, and a decoding method thereof. The method includes dividing a compressed audio stream and head related transfer function (HRTF) data into subbands, selecting predetermined subbands of the HRTF data divided into subbands and filtering the HRTF data to obtain the selected subbands, decoding the audio stream divided into subbands into a stream of multi-channel audio data with respect to subbands according to spatial additional information, and binaural-synthesizing the HRTF data of the selected subbands with the multi-channel audio data of corresponding subbands.
摘要翻译：用于将MPEG环绕流解码为立体声3D信号的MPEG环绕流的双耳解码器及其解码方法。该方法包括将压缩音频流和头相关传输函数（HRTF）数据划分成子带，选择被分成子带的HRTF数据的预定子带，并对HRTF数据进行滤波以获得所选择的子带，将分成子带的音频流解码为根据空间附加信息相对于子带的多声道音频数据流，以及使用相应子带的多声道音频数据对所选择的子带的HRTF数据进行双耳合成。

5. 发明申请

US20120051568A1 METHOD AND APPARATUS FOR REPRODUCING FRONT SURROUND SOUND 审中-公开
标题翻译：用于再现前置声音的方法和装置
公开(公告)号：US20120051568A1
公开(公告)日：2012-03-01
申请号：US13218072
申请日：2011-08-25
申请人： Seoung-hun KIM , Young-tae KIM , Sun-min KIM , Sang-chul KO , Jung-woo CHOI
发明人： Seoung-hun KIM , Young-tae KIM , Sun-min KIM , Sang-chul KO , Jung-woo CHOI
IPC分类号： H04R5/02
CPC分类号： H04R1/403 , H04R3/12 , H04R2203/12 , H04S3/002
摘要： A method and apparatus for reproducing a front surround sound, whereby a coefficient of at least one beamforming filter set is determined based on a sound pressure ratio of an emphasis area to a suppression area for each of the at least one channel signal included in a sound signal, where the emphasis area is an area into which the at least one channel signal is focused and the suppression area is an area within which the at least one channel signal is blocked, the at least one channel signal passes through a corresponding beamforming filter set, and the at least one filtered channel signal is output through an array speaker.
摘要翻译：一种用于再现前置环绕声的方法和装置，其中至少一个波束形成滤波器组的系数基于包括在声音中的至少一个声道信号中的每一个的强调区域与抑制区域的声压比来确定信号，其中所述加重区域是所述至少一个信道信号被聚焦的区域，并且所述抑制区域是所述至少一个信道信号被阻挡的区域，所述至少一个信道信号通过相应的波束形成滤波器组，并且通过阵列扬声器输出至少一个经滤波的信道信号。

6. 发明申请

US20120008789A1 3D SOUND REPRODUCING METHOD AND APPARATUS 审中-公开
标题翻译： 3D声音再现方法和设备
公开(公告)号：US20120008789A1
公开(公告)日：2012-01-12
申请号：US13177903
申请日：2011-07-07
申请人： Sun-min KIM , Young-jin PARK , Hyun JO
发明人： Sun-min KIM , Young-jin PARK , Hyun JO
IPC分类号： H04R5/00
摘要： Provided are a three-dimensional (3D) sound reproducing method and apparatus. The method includes transmitting sound signals through a head related transfer filter (HRTF) corresponding to a first elevation, generating a plurality of sound signals by replicating the filtered sound signals, amplifying or attenuating each of the replicated sound signals based on a gain value corresponding to each of speakers, through which the replicated sound signals will be output, and outputting the amplified or attenuated sound signals through the corresponding speakers.
摘要翻译：提供了一种三维（3D）声音再现方法和装置。该方法包括：通过与第一高度对应的头相关传送滤波器（HRTF）发送声音信号，通过复制滤波后的声音信号产生多个声音信号，根据对应的增益值放大或衰减每个复制声音信号每个扬声器，复制声音信号将通过该扬声器输出，并通过相应的扬声器输出放大或衰减的声音信号。

7. 发明申请

US20100183155A1 ADAPTIVE REMASTERING APPARATUS AND METHOD FOR REAR AUDIO CHANNEL 有权
标题翻译：自适应再现设备和后置音频通道的方法
公开(公告)号：US20100183155A1
公开(公告)日：2010-07-22
申请号：US12538230
申请日：2009-08-10
申请人： Sun-min KIM
发明人： Sun-min KIM
IPC分类号： H04R5/00
CPC分类号： H04S3/02
摘要： Provided is an adaptive remastering apparatus and method for a rear channel, which emphasizes only signals of the rear channel while maintaining signals of other channels of a multi-channel audio signal. According to the adaptive remastering apparatus and method for a rear channel, virtual rear left and right channel audio signals are generated by multiplying a predetermined gain by ambient signals extracted from front left and right channel audio signals and are combined with input rear left and right channel audio signals, thereby increasing powers of signals of the rear channel.
摘要翻译：提供了一种用于后信道的自适应重组装置和方法，其仅强调后信道的信号，同时保持多声道音频信号的其它信道的信号。根据后方通道的自适应再造装置和方法，通过将预定的增益乘以从前左右声道音频信号中提取的环境信号而产生虚拟的左后和右声道音频信号，并将其与输入的左后和右声道音频信号，从而增加后信道的信号功率。

8. 发明申请

US20140064493A1 APPARATUS AND METHOD OF REPRODUCING VIRTUAL SOUND OF TWO CHANNELS BASED ON LISTENER'S POSITION 审中-公开
标题翻译：基于听觉位置复制两个声道的虚拟声音的装置和方法
公开(公告)号：US20140064493A1
公开(公告)日：2014-03-06
申请号：US13686326
申请日：2012-11-27
申请人： Sun-min KIM
发明人： Sun-min KIM
IPC分类号： H04R5/04
CPC分类号： H04R5/04 , H04S1/00 , H04S7/302 , H04S2400/01 , H04S2420/01
摘要： An apparatus and method of reproducing a virtual sound of two channels which adaptively reproduces a 2-channel stereo sound signal reproduced through a recording medium such as DVD, CD, or MP3 player etc., based on a listener's position. The method includes sensing a listener's position and recognizing distance and angle information about the listener's position, determining output gain values and delay values of two speakers based on the distance and angle information about the sensed listener's position and selecting localization filter coefficients in a predetermined table, and updating filter coefficients of a localization filter based on the selected localization filter coefficients and adjusting output levels and time delays of the two speakers from the determined gain values and delay values.
摘要翻译：基于收听者的位置，再现通过诸如DVD，CD或MP3播放器等的记录介质再现的2声道立体声信号的两个声道的虚拟声音的装置和方法。该方法包括：基于关于感测到的收听者的位置的距离和角度信息以及在预定表格中选择定位滤波器系数来感测收听者的位置并识别关于收听者位置的距离和角度信息，确定两个扬声器的输出增益值和延迟值，以及基于所选择的定位滤波器系数来更新定位滤波器的滤波器系数，并且根据确定的增益值和延迟值调整两个扬声器的输出电平和时间延迟。

9. 发明申请

US20070121951A1 METHOD AND APPARATUS TO REPRODUCE EXPANDED SOUND USING MONO SPEAKER 有权
标题翻译：使用单声道扬声器再现声音的方法和装置
公开(公告)号：US20070121951A1
公开(公告)日：2007-05-31
申请号：US11530557
申请日：2006-09-11
申请人： Sun-min KIM
发明人： Sun-min KIM
IPC分类号： H04R5/00 , H04R5/02
CPC分类号： H04S1/002 , H04S7/305 , H04S2420/01
摘要： A method and apparatus to reproduce sound using a mono speaker, and a stereo sound system employing the same. The sound reproducing method can include: adding a first channel signal and a second channel signal of an input stereo signal or an input mono signal; sound field filtering by adding a sound field effect to the added signals; convolving the signal of the first channel with a first HRTF in a first convolution process; convolving the signal of the second channel with a second HRTF in a second convolution process; and adding the signal output from the sound field filtering and the signals output from the first and second convolution processes to produce an output signal.
摘要翻译：使用单声道扬声器再现声音的方法和装置，以及使用其的立体声系统。声音再现方法可以包括：添加输入立体声信号或输入单声道信号的第一声道信号和第二声道信号; 通过对附加信号增加声场效应进行声场滤波; 在第一卷积过程中用第一HRTF卷积第一通道的信号; 在第二卷积过程中用第二HRTF卷积第二通道的信号; 并且将来自声场滤波的信号和从第一和第二卷积处理输出的信号相加，以产生输出信号。

10. 发明申请

US20110274278A1 METHOD AND APPARATUS FOR REPRODUCING STEREOPHONIC SOUND 有权
标题翻译：用于复制立体声的方法和装置
公开(公告)号：US20110274278A1
公开(公告)日：2011-11-10
申请号：US13100442
申请日：2011-05-04
申请人： Sun-min KIM
发明人： Sun-min KIM
IPC分类号： H04R5/00
CPC分类号： H04S5/00 , H04R5/00 , H04S1/002 , H04S2400/11 , H04S2400/15
摘要： Method and apparatus reproduce a stereophonic sound. The method includes obtaining sound depth information which denotes a distance between at least one object within a sound signal and a reference position, and providing sound perspective to the sound object output from a speaker, based on the sound depth information.
摘要翻译：方法和装置再现立体声。该方法包括获得表示声音信号中的至少一个物体与参考位置之间的距离的声音深度信息，并且基于声音深度信息向从扬声器输出的声音对象提供声音透视。

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