V2EX head-related transfer function

Head-Related Transfer Function

释义 Definition(中文)

头部相关传递函数(常缩写 HRTF):描述声音从空间中某一方向到达听者耳膜时,被头部、躯干与外耳(耳廓)形状“过滤”后产生的频率与相位变化的函数。它帮助人类进行声源方位定位,也是双耳录音、3D 音频、虚拟现实空间音频的重要基础。(该术语在工程与听觉科学中也常涵盖相应的“脉冲响应”形式。)

发音 Pronunciation(IPA)

/hd rletd trnsf fkn/

例句 Examples

I measured my head-related transfer function for 3D audio.
我测量了自己的头部相关传递函数,用于 3D 音频。

By applying a personalized head-related transfer function, the headphones can make sounds seem to come from behind you, not just from left and right.
通过应用个性化的头部相关传递函数,耳机可以让声音听起来像是从你身后传来,而不只是左右两侧。

词源 Etymology(中文)

该术语由三部分构成:head-related(与头部相关的)+ tranfer function(传递函数,信号处理/系统理论中的概念)。字面意思是“与头部相关的传递函数”,强调声音在传播到耳朵前,会被人体结构引入可建模的系统响应,从而影响听感与定位线索。

相关词 Related Words

文学与著作中的用例 Notable Works(中文)

  • Jens Blauert,《Spatial Hearing: The Psychophysics of Human Sound Localization》(空间听觉领域经典著作,讨论定位线索与相关滤波概念,常涉及 HRTF 框架)
  • Brian C. J. Moore,《An Introduction to the Psychology of Hearing》(听觉心理学教材,讲解双耳线索与空间听觉相关概念)
  • Francis Rumsey,《Spatial Audio》(系统介绍空间音频技术,包含 HRTF 在渲染与制作中的应用)
  • 虚拟现实/游戏音频技术类书籍(如讨论 3D 音频渲染与耳机空间化的章节,常直接使用 “head-related transfer function / HRTF” 术语)
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