infrared beam

Frequency: 4.22.8 per million words

A beam of infrared light, often used in remote controls.

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Examples (20)

  • The remote control communicates with the television using an infrared beam.
  • A security system was triggered when the infrared beam was broken.
  • An invisible infrared beam was tripped, setting off the security alarm.
  • The remote control sends an invisible infrared beam to change channels.
  • The sensor detects changes in temperature by analyzing the reflected infrared beam.
  • Engineers are developing new sensors that detect a precise infrared beam.
  • Make sure nothing is obstructing the infrared beam between the two sensors.
  • Motion detectors often rely on an infrared beam to sense movement.
  • Did you know that your phone's camera can sometimes see the infrared beam from a remote?
  • He pointed the device, and a faint infrared beam indicated its function.
  • Older wireless mice often used an infrared beam to track movement on a surface.
  • Crossing the infrared beam set off the silent alarm.
  • The next generation of data transfer might rely on a more efficient infrared beam.
  • The robot uses an infrared beam for navigation and obstacle avoidance.
  • A focused infrared beam allows for the precise cutting of certain materials in manufacturing.
  • Many modern appliances communicate via a pulsed infrared beam.
  • The perimeter is secured by a continuous infrared beam that detects any interruption.
  • Special goggles are required to see the infrared beam emitted by the laser.
  • The device emits a coded infrared beam that only the receiver can decipher.
  • The cat playfully interrupted the infrared beam of the home security system.