Mobile phone mic refers to the mobile phone microphone (microphone), which is an energy conversion device that converts sound signals into electrical signals. When a mobile phone makes a call, the sound is input from the microphone (mic microphone). After the audio is processed, it becomes into a data file, passed to the mobile phone base station, and then passed to another mobile phone. After the other mobile phone receives it, it decodes it into an audio signal and plays it from the other party's receiver.
The operating environment of this tutorial: HarmonyOS 2 system, HONOR V30 mobile phone.
The mobile phone mic is the microphone of the mobile phone.
mic is the abbreviation of Microphone, which means "microphone" in Chinese. Its scientific name is microphone, also known as microphone and microphone. A microphone is an energy conversion device that converts sound signals into electrical signals.
mic is used to convert sound signals into electrical signals, such as WeChat voice, WeChat video, QQ voice, QQ video, and phone calls, all of which require a microphone.
If there is no microphone, your voice will not be heard by the other party.
The corresponding counterparty will have a receiver, which converts electrical signals into sound signals. In this way, your voice is sent successfully.
As shown in the picture above, the circular hole next to the charging hole is the microphone, or microphone.
When making a phone call, the sound is input from the microphone (that is, the microphone). After the audio is processed, it is turned into a data file, passed to the mobile phone base station, and then passed to another mobile phone, and the other mobile phone receives it. Finally, it is decoded into an audio signal and played out from the other party's receiver.
Note: Some mobile phones have more than one microphone. For example, Apple iPhones have as many as three microphones.
#The first microphone is at the bottom of the phone.
The second microphone is located at the top of the phone, next to the camera.
The third microphone is on the top of the front of the phone, next to the earpiece.
Expand knowledge: Which MIC (microphone) is used when making phone calls, recording, and video recordings?
When using the handset to talk
The main MIC at the bottom is mainly used to pick up sound, and the secondary MIC on the top or back is used as an auxiliary noise reduction. In some special circumstances, the phone will automatically adjust the way the mic is used.
Blocking any mic will affect the call effect.
When using hands-free calls
The phone will automatically select the secondary MIC on the top or back to pick up the sound according to the actual situation and ensure the noise reduction effect.
Blocking any mic will affect the call effect.
When recording or video recording
All MICs will be used. Blocking any MIC may cause the recording sound to be low.
During the recording process, if one of the MICs is blocked or fails, it may cause the recording file to have sound in only one channel. At this time, when the recording is played through binaural-headphones, the headphone will only have sound on one side. .
When using voice assistant and voice wake-up
Use the main MIC at the bottom to pick up the sound. If the main MIC is blocked, it may cause failure and insensitivity.
For more related knowledge, please visit the FAQ column!
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