ACTIVE NOISE REDUCTION ANR TECHNOLOGY

Brand Owner (click to sort) Address Description
AEGISOUND GENTEX CORPORATION 600 North Centennial Street Zeeland MI 49464 Active noise reduction (ANR) technology not for telephone or medical use, namely, ANR earplugs for hearing protection, ANR headsets for hearing protection, digital noise canceling microphones, and digital controllers for use with ANR hearing protection systems; passive noise reduction technology not for telephone or medical use, namely, personal hearing protectors in the nature of ear cups and earplugs, and hearing protection communications systems for use with communication radios, intercom systems, or other communications network transceivers, said systems comprising headsets; augmented audio technology not for telephone or medical use, namely, microphones, data processors and audio speakers to measure and recreate sound for improved sound accuracy while wearing a helmet or hearing protector;AEGIS SOUND;
AEGISOUND Aegisound, Inc. P.O. Box 10573 Blacksburg VA 24062 Active noise reduction (ANR) technology, namely, ANR earplugs, ANR headsets, digital noise canceling microphones, and digital controllers; passive noise reduction technology, namely, headsets, earcups, and earplugs designed for personal hearing protection; augmented audio technology;AEGIS SOUND;
QUIETCOMM Adaptive Technologies, Inc. Suite 2350 1700 Kraft Drive Blacksburg VA 24060 Active noise reduction (ANR) technology, namely, ANR earplugs not for medical purposes, ANR headsets for audio communication, digital noise canceling microphones, and digital controllers for the above ANR equipment;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. In an apparatus which estimates characteristics of a surrounding noise only when an input signal is soundless and performs a noise reduction or suppression of the input signal based on the estimated result, a signal noise ratio is estimated from the input signal, and an automatic switch or an automatic adjustment is performed so as to execute a noise reduction only when the signal noise ratio is good, otherwise to avoid the noise reduction or make the noise reduction degree smaller.