Method of Processing a Signal and Apparatus for Processing a Signal
    31.
    发明申请
    Method of Processing a Signal and Apparatus for Processing a Signal 有权
    处理信号的方法和处理信号的装置

    公开(公告)号:US20090052519A1

    公开(公告)日:2009-02-26

    申请号:US12083082

    申请日:2006-10-04

    IPC分类号: H04B1/66

    摘要: A method and apparatus for signal processing which enable data compression and recovery with high transmission efficiency are disclosed. Data coding and entropy coding are performed with correlation and grouping is used to increase coding efficiency. A method for signal processing according to this invention, the method includes decapsulating the signal received over an Internet protocol network, obtaining data coding identification information from the de-capsulated signal and data-decoding data according to a data coding scheme indicated by the data coding identification information, wherein the data coding scheme includes at least a pilot coding scheme, the pilot coding scheme decodes the data using a pilot reference value corresponding to a plurality of data and a pilot difference value, and the pilot difference value is generated using the data and the pilot reference value.

    摘要翻译: 公开了一种能够实现高传输效率的数据压缩和恢复的信号处理方法和装置。 数据编码和熵编码通过相关性进行,分组用于提高编码效率。 一种根据本发明的信号处理方法,该方法包括:对通过因特网协议网络接收的信号进行解封装,根据由数据编码指示的数据编码方案,从去封装信号和数据解码数据中获得数据编码识别信息 识别信息,其中所述数据编码方案至少包括导频编码方案,所述导频编码方案使用与多个数据和导频差值相对应的导频参考值来解码所述数据,并且使用所述数据生成所述导频差值 和飞行员参考值。

    Apparatus For Encoding and Decoding Audio Signal and Method Thereof
    33.
    发明申请
    Apparatus For Encoding and Decoding Audio Signal and Method Thereof 有权
    用于编码和解码音频信号的装置及方法

    公开(公告)号:US20080212803A1

    公开(公告)日:2008-09-04

    申请号:US11994315

    申请日:2006-06-30

    IPC分类号: H04B1/00

    CPC分类号: G10L19/008

    摘要: A method and/or apparatus for encoding and/or decoding an audio signal is disclosed, in which a downmix gain is applied to a downmix signal in an encoding apparatus which, in turn, transmits, to a decoding apparatus, a bit stream containing information as to the applied downmix gain. The decoding apparatus recovers the downmix signal, using the downmix gain information. A method and/or apparatus for encoding and/or decoding an audio signal is also disclosed, in which the encoding apparatus can apply an arbitrary downmix gain (ADG) to the downmix signal, and can transmit a bit stream containing information as to the applied ADG to the decoding apparatus. The decoding apparatus recovers the downmix signal, using the ADG information. A method and/or apparatus for encoding and/or decoding an audio signal is also disclosed, in which the method and/or apparatus can also vary the energy level of a specific channel, and can recover the varied energy level.

    摘要翻译: 公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中降混增益被应用于编码装置中的下混合信号,该编码装置又将解码装置传送到包含信息的比特流 关于应用的下混增益。 解码装置使用下混增益信息来恢复下混信号。 还公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中编码装置可以对下混合信号应用任意的下混增益(ADG),并且可以发送包含关于应用的信息的比特流 ADG到解码装置。 解码装置使用ADG信息恢复下混信号。 还公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中所述方法和/或装置还可以改变特定信道的能级,并且可以恢复变化的能级。

    Apparatus for Encoding and Decoding Audio Signal and Method Thereof
    34.
    发明申请
    Apparatus for Encoding and Decoding Audio Signal and Method Thereof 有权
    用于对音频信号进行编码和解码的装置及其方法

    公开(公告)号:US20080208600A1

    公开(公告)日:2008-08-28

    申请号:US11994317

    申请日:2006-06-30

    IPC分类号: G10L21/00

    CPC分类号: G10L19/008

    摘要: A method and/or apparatus for encoding and/or decoding an audio signal is disclosed, in which a downmix gain is applied to a downmix signal in an encoding apparatus which, in turn, transmits, to a decoding apparatus, a bit stream containing information as to the applied downmix gain. The decoding apparatus recovers the downmix signal, using the downmix gain information. A method and/or apparatus for encoding and/or decoding an audio signal is also disclosed, in which the encoding apparatus can apply an arbitrary downmix gain (ADG) to the downmix signal, and can transmit a bit stream containing information as to the applied ADG to the decoding apparatus. The decoding apparatus recovers the downmix signal, using the ADG information. A method and/or apparatus for encoding and/or decoding an audio signal is also disclosed, in which the method and/or apparatus can also vary the energy level of a specific channel, and can recover the varied energy level.

    摘要翻译: 公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中降混增益被应用于编码装置中的下混合信号,该编码装置又将解码装置传送到包含信息的比特流 关于应用的下混增益。 解码装置使用下混增益信息来恢复下混信号。 还公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中编码装置可以对下混合信号应用任意的下混增益(ADG),并且可以发送包含关于应用的信息的比特流 ADG到解码装置。 解码装置使用ADG信息恢复下混信号。 还公开了一种用于对音频信号进行编码和/或解码的方法和/或装置,其中所述方法和/或装置还可以改变特定信道的能级,并且可以恢复变化的能级。

    Method and an apparatus for processing an audio signal
    35.
    发明授权
    Method and an apparatus for processing an audio signal 有权
    用于处理音频信号的方法和装置

    公开(公告)号:US08654994B2

    公开(公告)日:2014-02-18

    申请号:US12811308

    申请日:2008-12-31

    IPC分类号: H04H60/04 H04S5/02 H04S3/00

    摘要: A method of processing an audio signal is disclosed. The present invention includes receiving a downmix signal including at least one object signal, and object information extracted when the downmix signal is generated, receiving mix information including mode selection information, the mix information for controlling the object signal, and generating a stereo output signal using the downmix signal or extracting a background object and at least one independent object from the downmix signal, based on the mode selection information, wherein the downmix signal corresponds to a mono signal, wherein the stereo output signal corresponds to a time-domain signal including a signal generated from decorrelating the downmix signal, and wherein the mode selection information includes information indicating which one of modes including a normal mode, a mode for controlling the background object, and a mode for controlling the at least one independent object.

    摘要翻译: 公开了一种处理音频信号的方法。 本发明包括接收包括至少一个对象信号的下混信号和产生下混合信号时提取的对象信息,接收包括模式选择信息的混合信息,用于控制对象信号的混合信息,以及使用 基于所述模式选择信息,从所述下混合信号中提取背景对象和至少一个独立对象,其中所述下混合信号对应于单声道信号,其中所述立体声输出信号对应于包括 信号生成的信号,并且其中模式选择信息包括指示包括正常模式的模式中的哪一种,用于控制背景对象的模式以及用于控制至少一个独立对象的模式的信息。

    Apparatus and method for encoding/decoding signal
    36.
    发明授权
    Apparatus and method for encoding/decoding signal 有权
    信号编码/解码的装置和方法

    公开(公告)号:US08638945B2

    公开(公告)日:2014-01-28

    申请号:US12278775

    申请日:2007-02-07

    IPC分类号: H04R5/00

    摘要: An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes skipping extension information included in an input bitstream, extracting a three-dimensional (3D) down-mix signal and spatial information from the input bitstream, removing 3D effects from the 3D down-mix signal by performing a 3D rendering operation on the 3D down-mix signal, and generating a multi-channel signal using a down-mix signal obtained by the removal and the spatial information. Accordingly, it is possible to efficiently encode multi-channel signals with 3D effects and to adaptively restore and reproduce audio signals with optimum sound quality according to the characteristics of an audio reproduction environment.

    摘要翻译: 提供了编码方法和装置以及解码方法和装置。 解码方法包括跳过包括在输入比特流中的扩展信息,从输入比特流中提取三维(3D)降混信号和空间信息,通过对3D降混信号执行3D渲染操作来去除3D降混信号的3D效果 3D下混合信号,并且使用通过去除获得的缩减混音信号和空间信息来生成多声道信号。 因此,可以有效地编码具有3D效果的多声道信号,并根据音频再现环境的特性自适应地恢复和再现具有最佳声音质量的音频信号。

    Apparatus and method for encoding/decoding signal
    37.
    发明授权
    Apparatus and method for encoding/decoding signal 有权
    信号编码/解码的装置和方法

    公开(公告)号:US08612238B2

    公开(公告)日:2013-12-17

    申请号:US12278569

    申请日:2007-02-07

    IPC分类号: G10L19/00

    摘要: An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting a three-dimensional (3D) down-mix signal from an input bitstream, generating a down-mix signal with 3D effects removed therefrom by performing a 3D rendering operation on the extracted 3D down-mix signal, and generating a 3D down-mix signal with 3D effects by performing a 3D rendering operation on the generated down-mix signal. Accordingly, it is possible to efficiently encode multi-channel signals with 3D effects and to adaptively restore and reproduce audio signals with optimum sound quality according to the characteristics of an audio reproduction environment.

    摘要翻译: 提供了编码方法和装置以及解码方法和装置。 解码方法包括从输入比特流中提取三维(3D)降混信号,通过对所提取的3D缩小混合信号执行3D渲染操作,生成具有从其中去除的3D效果的缩减混音信号,并且生成 通过对生成的下混合信号执行3D渲染操作,具有3D效果的3D降混信号。 因此,可以有效地编码具有3D效果的多声道信号,并根据音频再现环境的特性自适应地恢复和再现具有最佳声音质量的音频信号。

    Method and an apparatus for processing an audio signal
    38.
    发明授权
    Method and an apparatus for processing an audio signal 有权
    用于处理音频信号的方法和装置

    公开(公告)号:US08463413B2

    公开(公告)日:2013-06-11

    申请号:US12530524

    申请日:2008-03-07

    IPC分类号: G06F17/00

    摘要: A method of processing an audio signal is disclosed. The present invention includes receiving the audio signal including object information, obtaining correlation information indicating whether an object is grouped with other object from the received audio signal, and obtaining one meta information common to grouped objects based on the correlation information.

    摘要翻译: 公开了一种处理音频信号的方法。 本发明包括接收包括对象信息的音频信号,从接收的音频信号获得指示对象是否与其他对象分组的相关信息,以及基于相关信息获得对分组对象共同的一个元信息。

    Method and an apparatus for processing an audio signal
    39.
    发明授权
    Method and an apparatus for processing an audio signal 有权
    用于处理音频信号的方法和装置

    公开(公告)号:US08452430B2

    公开(公告)日:2013-05-28

    申请号:US12503456

    申请日:2009-07-15

    摘要: An apparatus for processing an audio signal and method thereof are disclosed. The apparatus comprises an information receiving unit receiving a downmix signal including and a plurality of preset informations; an external preset information receiving unit receiving a plurality of external preset informations being inputted from external; an external preset applying-determining unit determining whether the plurality of the external preset informations applies to the downmix signal; an external preset information selecting unit selecting one external preset information, if the plurality of external preset informations is selected; and a rendering unit controlling the object by applying the external preset information to the all data regions.Accordingly, an audio signal can be efficiently reconstructed by individually selecting and applying external preset information by a data region unit or by selecting and applying the same external preset information to a whole downmix signal. And, feedback information can be received from a user by displaying an object adjusted by having external preset rendering parameter applied thereto on a screen, according to a characteristic of an audio source.

    摘要翻译: 公开了一种用于处理音频信号的装置及其方法。 该装置包括:信息接收单元,接收包含多个预置信息的下混信号; 接收从外部输入的多个外部预设信息的外部预设信息接收单元; 外部预置应用确定单元,确定所述多个外部预设信息是否适用于所述降混信号; 如果选择了多个外部预设信息,则外部预设信息选择单元选择一个外部预设信息; 以及渲染单元,通过将外部预设信息应用于所有数据区域来控制对象。 因此,通过数据区域单元单独选择和应用外部预设信息或者通过选择和应用相同的外部预设信息到整个降混信号,可以有效地重构音频信号。 并且,可以根据音频源的特征,通过显示通过在屏幕上施加了外部预设渲染参数而调整的对象,从用户接收反馈信息。

    Enhancing audio with remix capability
    40.
    发明授权
    Enhancing audio with remix capability 有权
    使用混音功能增强音频

    公开(公告)号:US08213641B2

    公开(公告)日:2012-07-03

    申请号:US11744156

    申请日:2007-05-03

    IPC分类号: H04B1/00 H04R5/00 G06F17/00

    摘要: One or more attributes (e.g., pan, gain, etc.) associated with one or more objects (e.g., an instrument) of a stereo or multi-channel audio signal can be modified to provide remix capability. In some implementations, a method can include obtaining a first plural-channel audio signal having one or more objects; obtaining side information, at least some of which represents a relation between the first plural-channel audio signal and the one or more objects; obtaining a set of mix parameters; and generating a second plural-channel audio signal using the side information and the set of mix parameters.

    摘要翻译: 可以修改与立体声或多声道音频信号的一个或多个对象(例如,仪器)相关联的一个或多个属性(例如,平移,增益等)以提供混音能力。 在一些实现中,方法可以包括获得具有一个或多个对象的第一多声道音频信号; 获取侧信息,其中至少一些表示第一多声道音频信号和一个或多个对象之间的关系; 获得一组混合参数; 以及使用所述边信息和所述混合参数的集合来生成第二多声道音频信号。