V2EX inertial measurement unit

Inertial Measurement Unit

释义 Definition

惯性测量单元(IMU):一种传感器组件,通常由加速度计陀螺仪(有时还包括磁力计)组成,用于测量物体的线加速度角速度,从而估计姿态(俯仰、横滚、航向)及运动状态。常用于无人机、机器人、手机、车辆导航与运动捕捉等。

发音 Pronunciation (IPA)

/nl mrmnt junt/

例句 Examples

The drone uses an inertial measurement unit to stay stable.
无人机使用惯性测量单元来保持稳定。

By fusing inertial measurement unit data with GPS, the system can track position even when signals are briefly lost.
通过将惯性测量单元数据与 GPS 融合,即使信号短暂丢失,系统也能持续跟踪位置。

词源 Etymology

该术语由三部分构成:inertial(惯性的)源自“inertia(惯性)”,指物体保持原运动状态的性质;measurement(测量)指对物理量的检测;unit(单元)表示一个集成模块。合起来即“用于惯性相关量测量的集成单元”。在工程领域常缩写为 IMU。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Principles of GNSS, Inertial, and Multisensor Integrated Navigation Systems(Paul D. Groves)
  • Introduction to Autonomous Mobile Robots(Roland Siegwart, Illah Nourbakhsh, Davide Scaramuzza)
  • Small Unmanned Aircraft: Theory and Practice(Randal W. Beard, Timothy W. McLain)
  • Probabilistic Robotics(Sebastian Thrun, Wolfram Burgard, Dieter Fox)
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