Sleep alarm system for interrupting snoring is installed in mobile telephone, wakeup alarm, radio, DVD or MP3 and has microphone connected to high-pitched whistle

摘要

The sleep alarm system has a microphone (1) which picks up the sound of a person snoring. It is installed in mobile telephone, wakeup alarm, radio, DVD or MP3, and is connected to a high-pitched whistle (2) which produces a signal lasting from 1 to 3 seconds. The system has a socket (4) for earphones and incorporates further circuits (3,5).