Personal Noise Reduction – out of the box deployment

  • Posted by admin
  • On May 18, 2014
Background The personal noise reduction software has proven to increase audio quality and MOS score in different noisy environments. This technology is using information on the speaker’s voice in order to separate it from the background noise and attenuate the latter. This powerful technology had one major drawback that prevented it from reaching mass deployment. […]
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Flash Conference with Acoustic Echo Cancellation

  • Posted by admin
  • On December 7, 2012
Background Following our previous post on acoustic echo cancellation on flash calls, we got requests to improve audio quality also on conference calls that are based on flash technology. The case study that was described in the previous post dealt with audio quality for regular flash calls, and showed how to convert them to SIP […]
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Audio Quality When Using Speakerphone During Phone Calls

  • Posted by admin
  • On July 5, 2011
  Background There are different scenarios in which calls are made using speakerphones. For example: In manufacturing floor where the employees want to have an open communication channel without the limitation of headset or handset. When using intercom devices. When more than one person needs to listen to the call (e.g. in conference rooms). When […]
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How to control audio volume in conference rooms?

  • Posted by admin
  • On January 23, 2011
Can you hear people that are sitting far away from the microphone? Have you ever joined a conference call where some of the participants were sitting in a conference room? Were you able to understand every word that these people were saying? Probably not. Usually you can clearly hear the people sitting close to the […]
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