Reverberation and Echo Cancellation

On July 5, 2023

Reverberation, in audio processing, is an on-going echo after a sound is produced. To illustrate this phenomena let’s think of a simple scenario in which you call a friend that is using laptop without headsets. In this case your voice will be played by the speakers of the laptop and from the speakers your voice […]

Audio Quality in an ABW environment

On July 5, 2023

What is an ABW work environment? ABW, or Activity-Based Workplace, is a flexible approach to work environment design that prioritizes employee autonomy and choice. In an ABW workspace, employees are not assigned fixed workstations, but instead have access to a variety of different work areas and resources, including private offices, collaborative spaces, and quiet zones. […]

Acoustic Echo Cancellation Vs. Acoustic Echo Suppression

On July 4, 2023

Echo is a known problem in telephony and when it appears it dramatically reduces the quality of the audio. In some cases the echo can even turn out to howling effect that generates a deafening noise. To familiarize yourself with the basic terms that relates to echo cancellation, you are invited to read our blog-series […]

On December 4, 2021

Background [EDITED] The following blog post provides an overview on all major components that are required when building/designing an echo cancellation software. In this post we will discuss a common implementation issue we have seen many times – audio stream synchronization.

Noise Cancelling Headsets – the soft version

On March 19, 2020

What is required from a software to replace a noise cancelling headphone? In this post we will review the multiple functions of the noise cancelling headsets and discuss how they could be replaced by a software. Echo Cancellation Echo is one of the most disturbing source of noise. It appears when the audio that is […]

Echo and noise in Kiosks and Vending Machines

On April 23, 2019

Kiosks and vending machines are perhaps the most widely used devices that can be found almost in any public area. Their main purpose is to provide a wide spread service in almost any public location. These devices are very common and their number is not very different from the size of the human population. For […]

Noise during online courses

On November 22, 2018

The number of online courses has been increasing over the last years. Education institutes, including the most respectable universities, offer e-learning for an increasing share of their courses. Online training is also widely used by internal education centers in many organizations. Although e-learning is widely used world-wide, there are areas in which it is the […]

Flash Conference with Acoustic Echo Cancellation

On August 12, 2018

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 […]

PBXMate vs. SoliCall Pro

On July 16, 2018

If you are a call center, conference bridge provider or any other organization looking to improve audio quality in your telephony using our innovative technology, you might ask yourself which of our products is most suitable for you. Assuming you are not developing your own telephony software our SDKs are not an option but what […]

How to evaluate an echo cancellation algorithm?

On March 25, 2018

When you encounter an echo problem in your application, network or devices it is obvious you need to introduce an echo canceller. Your next step is to explore at least two possible locations for performing the echo cancellation: cancelling the echo on the client side or doing it on the server side. The decision […]

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