Why do mobile phones have noise-cancelling microphone technology?

Mobile phones have noise-cancelling microphone technology for several reasons:

1. Improved call quality:

Noise-cancelling microphones help to filter out background noise, allowing the person on the other end of the call to hear the caller more clearly. This is especially useful in noisy environments such as crowded streets, public transportation, or busy offices.

2. Enhanced voice recognition:

Noise cancellation helps mobile phones accurately capture the user's voice, even in noisy surroundings. This is particularly important for voice-controlled features like virtual assistants (e.g., Siri, Google Assistant) or voice commands for various applications.

3. Better audio recording:

Noise-cancelling microphones also improve the quality of audio recordings made on mobile phones. Whether it's recording voice memos, videos, or audio for professional purposes, noise cancellation ensures that the recorded sound is clear and free from unwanted background noise.

4. Improved speech-to-text accuracy:

Many mobile phones offer speech-to-text functionality, where spoken words are converted into written text. Noise cancellation helps in accurately transcribing the spoken words by reducing interference from surrounding sounds.

Overall, noise-cancelling microphone technology in mobile phones aims to provide better communication experiences, clearer audio, and improved functionality in various applications.