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    • 2. 发明申请
    • SCHEME FOR EMBEDDING A CONTROL SIGNAL IN AN AUDIO SIGNAL USING PSEUDO WHITE NOISE
    • 使用PSEUDO WHITE NOISE嵌入音频信号中的控制信号的方案
    • WO2015171452A1
    • 2015-11-12
    • PCT/US2015/028761
    • 2015-05-01
    • SONY COMPUTER ENTERTAINMENT INC.UMMINGER, Frederick, William, III
    • UMMINGER, Frederick, William, III
    • G06F3/01
    • G06F3/016A63F2300/6063G06F3/165G10L19/018G11B27/3018
    • A method includes generating an audio signal, generating a control signal that is configured to control a haptic feedback device that is incorporated into a device for delivering audio based on the audio signal to a user, and embedding the control signal in the audio signal by using a pseudorandom signal to form an encoded audio signal. Another method includes receiving a signal that includes an audio signal having an embedded control signal, recovering the control signal from the received signal by using a pseudorandom signal, using the recovered control signal to control a haptic feedback device that is incorporated into a device for delivering audio, recovering the audio signal from the received signal, and using the recovered audio signal to generate audio in the device for delivering audio. Systems perform similar steps, and non-transitory computer readable storage mediums each store one or more computer programs.
    • 一种方法包括产生一个音频信号,产生一个控制信号,该控制信号被配置成控制一个基于该音频信号的用户传输音频的装置,用于控制一个触觉反馈装置,并通过使用该音频信号将该控制信号嵌入该音频信号中 伪随机信号以形成编码的音频信号。 另一种方法包括接收包括具有嵌入控制信号的音频信号的信号,通过使用伪随机信号从接收信号中恢复控制信号,使用恢复的控制信号来控制合并到传送装置中的触觉反馈装置 音频,从接收到的信号中恢复音频信号,以及使用恢复的音频信号在设备中产生用于传送音频的音频。 系统执行类似的步骤,并且非暂时的计算机可读存储介质每个存储一个或多个计算机程序。
    • 3. 发明申请
    • METHOD OF IMPROVING EXTERNALIZATION OF VIRTUAL SURROUND SOUND
    • 改善虚拟环绕声的外在方法
    • WO2015048551A3
    • 2015-05-14
    • PCT/US2014057868
    • 2014-09-26
    • SONY COMPUTER ENTERTAINMENT INCUMMINGER FREDERICKWARDLE SCOTT
    • UMMINGER FREDERICKWARDLE SCOTT
    • H04R5/02
    • H04S7/304H04S5/005H04S7/306
    • Aspects of the present disclosure relate to techniques for processing a source audio signal in order to localize sounds. In particular, aspects of the present disclosure relate to sound localization techniques which externalize sounds for headphone audio, such as a virtual surround sound headphone system. In various implementations, room reverberations and other acoustic effects of the environment may be more accurately modeled using improved room reverberation models. For example, in some implementations, the underlying source signal may be filtered with a filter representing a room impulse response that is a combination of a stereo room impulse response and a mono room impulse response. By way of further example, in some implementations the source signal may be filtered with a combined impulse response filter that is derived from binaural recordings of simulated impulses recorded in a desired reverberant environment.
    • 本公开的方面涉及用于处理源音频信号以便本地化声音的技术。 具体地,本公开的方面涉及对耳机音频的声音进行外部化的声音定位技术,例如虚拟环绕声耳机系统。 在各种实现中,可以使用改进的房间混响模型更准确地建模房间混响和环境的其他声学效果。 例如,在一些实现中,可以用表示作为立体声室冲击响应和单室冲激响应的组合的房间脉冲响应的滤波器来过滤底层源信号。 作为进一步的示例,在一些实现中,源信号可以用从被记录在期望的混响环境中的模拟脉冲的双耳记录导出的组合脉冲响应滤波器来滤波。
    • 4. 发明申请
    • METHOD OF IMPROVING EXTERNALIZATION OF VIRTUAL SURROUND SOUND
    • 提高虚拟环绕声外部化的方法
    • WO2015048551A2
    • 2015-04-02
    • PCT/US2014/057868
    • 2014-09-26
    • SONY COMPUTER ENTERTAINMENT INC.UMMINGER, FrederickWARDLE, Scott
    • UMMINGER, FrederickWARDLE, Scott
    • H04R5/02
    • H04S7/304H04S5/005H04S7/306
    • Aspects of the present disclosure relate to techniques for processing a source audio signal in order to localize sounds. In particular, aspects of the present disclosure relate to sound localization techniques which externalize sounds for headphone audio, such as a virtual surround sound headphone system. In various implementations, room reverberations and other acoustic effects of the environment may be more accurately modeled using improved room reverberation models. For example, in some implementations, the underlying source signal may be filtered with a filter representing a room impulse response that is a combination of a stereo room impulse response and a mono room impulse response. By way of further example, in some implementations the source signal may be filtered with a combined impulse response filter that is derived from binaural recordings of simulated impulses recorded in a desired reverberant environment.
    • 本公开的各方面涉及用于处理源音频信号以便定位声音的技术。 特别地,本公开的各方面涉及使头戴式耳机音频的声音外化的声音定位技术,诸如虚拟环绕声头戴式耳机系统。 在各种实施方式中,可以使用改进的房间混响模型来更精确地建模房间混响和环境的其他声学效果。 例如,在一些实施方式中,可以用表示房间脉冲响应的滤波器对基础源信号进行滤波,该房间脉冲响应是立体声室内脉冲响应和单声道室内脉冲响应的组合。 作为进一步的例子,在一些实施方式中,源信号可以利用组合的脉冲响应滤波器进行滤波,该组合脉冲响应滤波器从记录在期望混响环境中的模拟脉冲的双耳记录中导出。