Patent ID: 9118404
Filing Date: 2015-08-25
Classification: H04B

Abstract:
1. A system for underwater voice communication with a diver, the system comprising: a mouthpiece configured to be worn in the mouth of the diver, an acoustic transducer positioned on a surface of the mouthpiece, the transducer configured to transduce an audio input into an acoustic output and acoustically couple to the diver's upper teeth to conduct the acoustic output from the diver's upper teeth through the skull to generate audible sound in at least one of the diver's ears when the diver is wearing the mouthpiece; and a portable device configured to send the audio input to the transducer, the audio input corresponding to a signal received from a third party for a prerecorded spoken message identifying the third party; wherein the acoustic transducer converts the audio input into acoustic output including the spoken message as substantially originally recorded, which is conducted through the diver's skull and heard by the diver.