Personal Noise Reduction for Mobile Phones

  • On November 19, 2016
Background The personal noise reduction is a new approach for identifying and removing ambient noise in telephony. As explained in a previous post, the personal noise reduction is superior to any existing approaches for noise reduction. In this post we will discuss different usage scenarios for mobile phones.
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Echo Cancellation, Art or Science? Part V

  • 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.
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Evaluating The Power Of Personal Noise Reduction On Live Calls

  • On December 14, 2016
Background In this post we will describe a simple method for evaluating the power of the innovative profile-based noise reduction technology. This method does not provide optimal professional results but it can be used for preliminary evaluation. Companies that are interested in a more professional evaluation should contact us. In this post we will describe […]
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Controlling Audio Quality in Conference Calls

  • On July 14, 2018
Background Conference calls are a common tool in the business environment today. They seamlessly close any geographic distance between the participants. While participating in a conference call you are usually not aware of the physical location and time zone of all other participants. This is true until you find it hard to understand the flow […]
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Registering a Personal Voice Profile

  • On November 19, 2016
Background In the previous post we have discusses a unique technology for tuning the ambient noise reduction to your voice and therefore enable a superb personalized noise cancellation. By this point, the power and need for this technology is clear. The question that one might ask is the “price” that needs to be paid in […]
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Personalized Noise Reduction Software. Why Is It Different ?

  • On November 19, 2016
Background Following our last post that revealed audio samples of the new personalized noise reduction technology, we keep getting requests to clarify the difference between the personalized noise reduction software and other noise reduction technologies that exists in the market today. In this post we will review a common scenario that will help visualized the […]
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Personalized Noise Reduction Software – Audio Samples

  • On November 19, 2016
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 […]
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Personalized Noise Reduction in Telephony

  • On November 19, 2016
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 […]
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Echo Cancellation, Art or Science? Part IV

  • On November 19, 2016
Background In the previous posts of this series we discussed the challenges of echo cancellation algorithms to efficiently handle the echo path,  the complexity introduced by  echo invalidation and the howling effect. In this post we will discuss another important aspect with regards to echo cancellation called Saturation.
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Why Echo Cancellation for Android is a Difficult Task?

  • On December 12, 2016
Background SoliCall offers different software solutions for audio quality improvements. One of the areas with an increasing demand is the need to solve echo issues with Android devices.  As discussed in few of our previous posts on  echo cancellation, in real-life conditions performing a good echo cancellation is a rather complex task. In addition, it […]
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