Whispering

The whisper, also whispering, Wispeln, Pispern or Fispern called, is a type of unvoiced speech, in which the speech sounds are formed not with laryngeal tubes, the sound of the voice. When whispers are in contrast to voice a sound and no sound. The vocal cords are the whisper in paramedian position. The air flowing out of the lungs air rubs against the vocal folds, and it makes noise ( whisper ). Contrary to popular belief, is not whisper gently to vote.

Furthermore there are so-called " pseudo whisper " in which only the air is present in the mouth ausartikuliert.

A voice recognition is not possible because of the absence of characteristic spectral ranges of the human voice with today's technology. A listener can but still understand the words spoken in a whisper.

Whisper has a sound pressure of approximately 30 dB ( A).