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公开(公告)号：US20150201294A1
公开(公告)日：2015-07-16
申请号：US14405273
申请日：2013-06-07
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg , Marcus Arvidsson , Daniel Stahre , Landy Toth
IPC: H04R29/00
CPC classification number: H04R29/001 , H04R3/002 , H04R3/007 , H04R29/003
Abstract: A nonlinear control system is disclosed. More particularly, a nonlinear control system including a controller, an audio system, and a model is disclosed. The controller is configured to accept one or more input signals, and one or more estimated states produced by the model to produce one or more control signals. The audio system includes one or more transducers configured to accept the control signals to produce a rendered audio stream there from.
Abstract translation: 公开了一种非线性控制系统。 更具体地，公开了包括控制器，音频系统和模型的非线性控制系统。 控制器被配置为接受一个或多个输入信号，以及由模型产生的一个或多个估计状态以产生一个或多个控制信号。 音频系统包括一个或多个换能器，其被配置为接受控制信号以从中产生呈现的音频流。
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2.发明授权公开(公告)号：US09386386B2
公开(公告)日：2016-07-05
申请号：US14370994
申请日：2013-01-09
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg , Richard Kjerstadius , Landy Toth
CPC classification number: H04R29/001 , G06F3/165 , H04R5/033 , H04R5/04 , H04R29/00 , H04R2499/11
Abstract: Systems and methods for enhancing the audio experience on a consumer electronic device are disclosed. More particularly systems and methods for optimizing the audio performance of individual consumer electronic devices as part of a manufacturing process and/or retail experience are disclosed. A system for enhancing the audio performance of a consumer electronic device including a parametrically configurable processing block is disclosed.
Abstract translation: 公开了用于增强消费电子设备上的音频体验的系统和方法。 更具体地，公开了用于优化作为制造过程和/或零售经验的一部分的各个消费电子设备的音频性能的系统和方法。 公开了一种用于增强包括参数可配置处理块的消费电子设备的音频性能的系统。
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公开(公告)号：US20160043709A1
公开(公告)日：2016-02-11
申请号：US14920089
申请日：2015-10-22
Applicant: ACTIWAVE AB
Inventor： Erik Lindahl , Pär Gunnars Risberg
IPC: H03K7/08
CPC classification number: H03K7/08 , H03K9/08 , H03M3/506 , H03M5/08 , H04L25/4902
Abstract: A signal conversion system and method for converting an input signal to a pulse width modulated signal is disclosed. The signal conversion system includes a sample rate converter coupled with an associated pulse width modulation (PWM) module. A hardware and power efficient signal conversion system for resampling an audio input signal with an arbitrary sample rate to a pulse width modulated output audio signal for use in an audio processor and/or reproduction is disclosed. The signal conversion system may be particularly suitable for use in a battery operated consumer electronics device.
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公开(公告)号：US20150304772A1
公开(公告)日：2015-10-22
申请号：US14430707
申请日：2013-09-24
Applicant: ACTIWAVE AB
Inventor： Pär Gunnars Risberg , Erik Lindahl , Marcus Arvidsson , Daniel Karlsson , Landy Toth
IPC: H04R3/00
Abstract: A nonlinear control system and a loudspeaker protection system. In particular, a nonlinear control system including a controller, an audio system, and a model is disclosed. The controller is configured to accept one or more input signals, and one or more estimated states produced by the model to produce one or more control signals. The audio system includes one or more transducers configured to accept the control signals to produce a rendered audio stream therefrom. An active loudspeaker with an integrated amplifier is disclosed. A loudspeaker protection system and a quality control system are disclosed. More particularly, a system for clamping the input to a loudspeaker dependent upon a bank of representative models is disclosed.
Abstract translation: 非线性控制系统和扬声器保护系统。 特别地，公开了包括控制器，音频系统和模型的非线性控制系统。 控制器被配置为接受一个或多个输入信号，以及由模型产生的一个或多个估计状态以产生一个或多个控制信号。 音频系统包括一个或多个换能器，其被配置为接受控制信号以从其产生呈现的音频流。 公开了一种具有集成放大器的有源扬声器。 公开了扬声器保护系统和质量控制系统。 更具体地，公开了一种用于将输入钳位到依赖于一组代表性模型的扬声器的系统。
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公开(公告)号：US20160302017A1
公开(公告)日：2016-10-13
申请号：US15189423
申请日：2016-06-22
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg , Richard Kjerstadius , Landy Toth
CPC classification number: H04R29/001 , G06F3/165 , H04R5/033 , H04R5/04 , H04R29/00 , H04R2499/11
Abstract: Systems and methods for enhancing the audio experience on a consumer electronic device are disclosed. More particularly systems and methods for optimizing the audio performance of individual consumer electronic devices as part of a manufacturing process and/or retail experience are disclosed. A system for enhancing the audio performance of a consumer electronic device including a parametrically configurable processing block is disclosed.
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Patent Agency Ranking
公开(公告)号：US09172394B2
公开(公告)日：2015-10-27
申请号：US14382979
申请日：2013-03-06
Applicant: Actiwave AB
Inventor： Erik Lindahl , Pär Gunnars Risberg
CPC classification number: H03K7/08 , H03K9/08 , H03M3/506 , H03M5/08 , H04L25/4902
Abstract: A signal conversion system and method for converting an input signal to a pulse width modulated signal is disclosed. The signal conversion system includes a sample rate converter coupled with an associated pulse width modulation (PWM) module. A hardware and power efficient signal conversion system for resampling an audio input signal with an arbitrary sample rate to a pulse width modulated output audio signal for use in an audio processor and/or reproduction is disclosed. The signal conversion system may be particularly suitable for use in a battery operated consumer electronics device.
Abstract translation: 公开了一种用于将输入信号转换为脉宽调制信号的信号转换系统和方法。 信号转换系统包括与相关联的脉宽调制（PWM）模块耦合的采样率转换器。 公开了一种硬件和功率有效的信号转换系统，用于将具有任意采样率的音频输入信号重新采样到用于音频处理器和/或再现的脉宽调制输出音频信号。 信号转换系统可能特别适用于电池供电的消费电子设备。
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公开(公告)号：US09166563B2
公开(公告)日：2015-10-20
申请号：US14354146
申请日：2012-10-25
Applicant: Actiwave AB
Inventor： Erik Lindahl , Pär Gunnars Risberg
CPC classification number: H03L7/23 , H03H17/0614 , H03H17/0628 , H03M3/436
Abstract: An asynchronous sample rate converter and method for converting an input signal to a resampled output signal is disclosed. An efficient and cost-effective sample rate converter for converting an input signal of arbitrary sample rate to a resampled output signal of a second sample rate is disclosed. A hardware-efficient sample-rate converter for resampling an audio input signal with an arbitrary sample rate to an output audio signal with a known sample rate for use in an audio processor is disclosed.
Abstract translation: 公开了一种用于将输入信号转换为重采样输出信号的异步采样率转换器和方法。 公开了一种用于将任意采样率的输入信号转换为第二采样率的再采样输出信号的有效且具有成本效益的采样率转换器。 公开了一种用于将具有任意采样率的音频输入信号重新采样到具有用于音频处理器的已知采样率的输出音频信号的硬件效率采样率转换器。
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公开(公告)号：US20150100991A1
公开(公告)日：2015-04-09
申请号：US14400080
申请日：2013-05-08
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg , Landy Toth
IPC: H04N21/436 , H04L29/08 , H04N7/10 , H04L29/06 , H04N21/439 , H04N21/442
CPC classification number: H04N21/43615 , H04L65/4076 , H04L65/60 , H04L65/601 , H04L65/80 , H04L67/104 , H04L69/24 , H04N7/106 , H04N21/439 , H04N21/44227
Abstract: A system and/or media network for rendering a media stream from one or more media rendering devices is disclosed. The media network may include one or more configurable peers, each configurable peer configurable as a rendering device, an observer, a processing device, a combination thereof, or the like. The system may be particularly suitable for use in remote locations, to generate a controlled and/or shared meeting topology within an uncontrolled media environment, and/or to generate an intense sound field amongst a group of participants from a collection of associated peers.
Abstract translation: 公开了一种用于呈现来自一个或多个媒体再现设备的媒体流的系统和/或媒体网络。 媒体网络可以包括一个或多个可配置对等体，每个可配置对等体可配置为呈现设备，观察者，处理设备，其组合等。 该系统可以特别适合于在远程位置使用，以在不受控制的媒体环境内生成受控和/或共享的会议拓扑，和/或在来自关联对等体的集合的参与者组之间生成强烈的声场。
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公开(公告)号：US09516443B2
公开(公告)日：2016-12-06
申请号：US14405273
申请日：2013-06-07
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg , Marcus Arvidsson , Daniel Stahre , Landy Toth
CPC classification number: H04R29/001 , H04R3/002 , H04R3/007 , H04R29/003
Abstract: A nonlinear control system is disclosed. More particularly, a nonlinear control system including a controller, an audio system, and a model is disclosed. The controller is configured to accept one or more input signals, and one or more estimated states produced by the model to produce one or more control signals. The audio system includes one or more transducers configured to accept the control signals to produce a rendered audio stream therefrom.
Abstract translation: 公开了一种非线性控制系统。 更具体地，公开了包括控制器，音频系统和模型的非线性控制系统。 控制器被配置为接受一个或多个输入信号，以及由模型产生的一个或多个估计状态以产生一个或多个控制信号。 音频系统包括一个或多个换能器，其被配置为接受控制信号以从其产生呈现的音频流。
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公开(公告)号：US20150092973A1
公开(公告)日：2015-04-02
申请号：US14359416
申请日：2012-11-22
Applicant: Actiwave AB
Inventor： Pär Gunnars Risberg
IPC: H04R3/04
CPC classification number: H04R3/04 , G10H2210/321 , H03G5/165 , H03G9/025 , H03G11/008 , H04R3/12 , H04R2499/11
Abstract: A system and method for enhancing the real and/or perceived bass band of an audio signal is disclosed. A computationally simple yet effective bass band enhancement system for use in consumer electronics applications is disclosed. An audio processing system including bass enhancement functionality for use in a mobile audio system is disclosed.
Abstract translation: 公开了一种用于增强音频信号的真实和/或感知的低频带的系统和方法。 公开了一种用于消费电子应用的计算简单但有效的低音带增强系统。 公开了包括用于移动音频系统的低音增强功能的音频处理系统。
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