Monitoring, Visibility and Control

On March 12, 2023

In today’s digital world, monitoring and visibility are critical to controlling and managing systems and applications effectively. With the increasing complexity of IT infrastructure, it is essential to have a comprehensive monitoring and visibility strategy in place to detect and troubleshoot issues quickly. Monitoring provides real-time insights into the performance and health of various components […]

Echo Cancellation, Art or Science?

On December 5, 2022

Echo Cancellation is one of the most critical component that is required in order to be able and have a full-duplex phone communication. Echo Cancellation is not a “nice to have” component and trying to make a phone call without it can become a quality nightmare. In this post, we will summarize the different functionalities […]

Noise Cancellation vs. Echo Cancellation

On December 5, 2022

Echo Cancellation is the process of cancelling echo that bounce back from the loudspeakers to the microphone. The main purpose of echo cancellation is to prevent the speaker from hearing himself/herself echoing back in a delay. Noise Cancellation is the process of removing from the captures signal background noise. Although the goal of both these […]

Reverberation and Echo Cancellation

On August 2, 2022

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 […]

Noise cancelling app cancels what?

On July 29, 2022

We are frequency approached by new prospects with a simple request: could you help us cancel the noise in our audio? In order to address this question professionally, we first we need to understand what exactly stands behind the general word “noise” in the prospect’s request. Apparently there are many types of noise in audio […]

4 ways to improve online teaching

On January 4, 2022

Online teaching is on the rise for many years and COVID has given it an extra boost in the last two years. The driving force behind this phenomena is very simple: the increase in the quality, robustness and availability of internet connectivity voids the limitations previously imposed by geographic distances. The physical distance between the […]

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.

AI, Can you identify echo?

On March 15, 2021

Acoustic Echo in phone calls is caused when audio that is being played on the loudspeakers is then picked up by the microphone and afterwards transmitted to the far-end person who is talking. As a result the far-end talking person will hear himself/herself in a delay. When echo appears in a phone call it is […]

Repetitions and continuity in calls

On December 6, 2020

Unnecessary repetitions…repetitions…repetitions are disturbing and break the continuity of the call. When people have a discussion while they are physically close to each other, you hardly experience repetitions. But nowadays due to Covid-19 and social distancing many interactions happen via phone/video calls. In these calls repetitions are very common and they break continuity and significantly […]

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 […]

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