Definition

1. Noun:
   • The detection that a signal is being received: The act or process of discerning, discovering, or identifying the presence of a transmitted signal, such as an electronic, auditory, or visual cue. This term is often used in technical contexts like telecommunications, radar, and sensory psychology.

Usage Examples

• Noun:
  • The primary goal of the experiment was to measure the subject's signal detection ability in a noisy environment.
  • Improved signal detection by the new software allowed the satellite to receive faint transmissions from deep space.

Advanced Usage

• Signal detection theory: A psychological framework for understanding how organisms discern meaningful information (signals) from background noise.
  • The study of auditory perception often relies on signal detection theory to model how we hear sounds in crowded rooms.

Variants and Related Words

• Detect (verb): To discover or identify the presence of something.
  • The system is designed to detect even the weakest radio signals.
• Detector (noun): A device or instrument used to detect signals.
  • The metal detector uses electromagnetic signal detection to find buried objects.

Synonyms

• Signal identification: The recognition of a specific signal.
• Signal discernment: The act of perceiving or distinguishing a signal.

Related Phrases

• Threshold of detection: The minimum level at which a signal can be reliably detected.
  • The receiver's threshold of detection was calibrated to filter out ambient noise.

Noun

1. the detection that a signal is being received