infrared beam
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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.