Personalized Noise Reduction Software – Audio Samples

Posted by admin
On June 4, 2013

Background As we discussed in our previous post on user specific noise reduction, the personalized noise reduction software utilizes new methods to perform noise suppression. The results are impressive. The following recordings were done by executing the personalized noise reduction software under the toughest conditions possible: analyzing a single mono audio channel without any additional input […]

Posted by admin
On May 5, 2013

Background Since the first days of telephony, noise became an integral part of communication. Modern life caused the problem of ambient noise during phone calls to be even more acute than before. There are several reasons for this, like: 1. Mobility. Today people make calls from almost every location: street, road.. and even from the […]

Posted by admin
On January 15, 2013

Background In the last couple of years the percentages of employees that work from home rapidly increases. There are three main reasons for this phenomenon: (1) Efficiency. No need to spend hours driving to/from the office and in many cases the amount of interrupts while at home is lower than at the office. (2) Cost. […]

Posted by admin
On August 8, 2012

Background An audio quality issue that disturbs some Skype users is static noise that appears during calls. Although this post discusses Skype, the same logic applies to any other softphone. The static can originate from different locations and the purpose of this blog post is to help you analyze the source of the problem.

Posted by admin
On May 1, 2012

Background Active noise cancellation technology enables you to shield yourself from the ambient noise. Active noise cancellation headphones are using this technology and enable isolation from any noise in your background. As a result, you are not destructed by the background noise and you can focus on whatever you want to do: listen to music, […]

Posted by admin
On February 6, 2012

Background Around the world, the competition for mobile operators intensifies every day. Their revenue shrinks due to increasing competition and the alternatives for free VoIP call on the data channel. In addition to the reduction in revenue, mobile operators are constantly required to invest a lot of money upgrading their infrastructure. It is clear that […]

Posted by admin
On January 5, 2012

Background If we just got a penny every time we heard the sentence: “Our telephone equipment provides a superb audio quality… it could not be better…”. Unfortunately, although this sentence is commonly used, it is one of the biggest self-deception in the industry. When your friend calls you from the Mall or from the […]

Posted by admin
On November 14, 2011

Background One of the first steps SMBs take towards VoIP is to add ATA to their existing analog telephone network. There are many well known brands of ATAs in the market today like Linksys PAP2, Cisco PAP2T, Grandstream HandyTone and others. Regularly we are requested to improve audio quality in such telephony systems – especially […]

Posted by admin
On August 1, 2011

CPU Consumption One of the main problems in mobile devices is their limited CPU Power. As a result the delay in the audio signal is increased and from time to time portions of the audio signal might get lost. In order to resolve these problems, you need to verify that your VoIP application is optimized […]

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 […]

Personalized Noise Reduction Software – Audio Samples

Personalized Noise Reduction in Telephony

Audio Quality in Video Conferences

Static when using Skype

Active Noise Cancellation Headphones for Calls

How can mobile operators increase revenue utilizing their existing infrastructure?

Why we got used to ambient noise in telephony?

Improving Audio Quality with Analog Telephone Adapter (ATA)

Tips for Developing VoIP on Mobile Devices (Android,iOS,…)

Audio Quality When Using Speakerphone During Phone Calls