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    • 8. 发明授权
    • Audio spatialization and environment simulation
    • 音频空间化与环境模拟
    • US09154896B2
    • 2015-10-06
    • US13332699
    • 2011-12-21
    • Jerry MahabubStephan A. BernseeGary Smith
    • Jerry MahabubStephan A. BernseeGary Smith
    • H04R5/00H04S5/00H04S3/00H04S1/00
    • H04S5/00H04R2499/13H04S1/00H04S3/00H04S2400/03H04S2420/01
    • Methods and apparatus are disclosed for processing an audio sound source to create four-dimensional spatialized sound. A virtual sound source may be moved along a path in three-dimensional space over a specified time period to achieve four-dimensional sound localization. The various embodiments described herein provide methods and systems for converting existing mono, 2-channel and/or multi-channel audio signals into spatialized audio signals have two or more audio channels. The incoming audio signals may be down-mixed, up-mixed or otherwise translated into fewer, greater or the same number of audio channels. The various embodiments also describe methods, systems and apparatus for generating low frequency effect and center channel signals from incoming audio signals having one or more channels.
    • 公开了用于处理音频声源以产生四维空间化声音的方法和装置。 虚拟声源可以在三维空间中的路径上移动规定的时间段以实现四维声音定位。 本文描述的各种实施例提供了用于将现有的单声道,2声道和/或多声道音频信号转换为具有两个或更多个音频通道的空间化音频信号的方法和系统。 传入的音频信号可以被混合,混合或以其他方式转换成更少,更大或相同数量的音频通道。 各种实施例还描述了用于从具有一个或多个信道的输入音频信号产生低频效应和中心信道信号的方法,系统和装置。