V2EX proximity sensor

Proximity Sensor

释义 Definition

proximity sensor接近传感器/近距传感器。一种在无需物理接触的情况下,检测物体是否靠近(以及大致距离/存在)的传感器,常用原理包括红外、超声波、电容、感应(电磁)、激光/ToF等。常见于手机息屏、防碰撞、自动门、工业自动化与机器人。

发音 Pronunciation (IPA)

/prksmti snsr/

例句 Examples

The phone turns off the screen using a proximity sensor during calls.
手机在通话时会用接近传感器自动关闭屏幕。

In industrial robots, a proximity sensor can detect a nearby metal part and trigger the next step in the assembly process.
在工业机器人中,接近传感器可以检测附近的金属零件,并触发装配流程的下一步。

词源 Etymology

proximity 来自拉丁语 proximus(“最近的”),表示“接近/邻近”;sensor 源自拉丁语 sensus(“感觉/知觉”),现代英语中指“传感器”。合起来字面意思就是“用于感知接近程度的装置”。

相关词 Related Words

文学与著作 Literary Works

该词更常见于工程技术类非虚构与产品/标准文档中,例如:

  • The Art of Electronics(电子学经典教材,涉及多类传感器与检测电路)
  • Make: Electronics(入门电子制作书,常讨论传感器与输入器件)
  • Practical Electronics for Inventors(发明者实用电子学,涵盖传感与接口思路)
  • 各类智能手机硬件白皮书/维修手册工业自动化传感器选型手册(频繁出现该术语)
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