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Proprietary algorithms to enhance 'clarity'

Update date:

audio signal processing

Proprietary audio signal processing technology makes it easier to hear only those sounds that are difficult to hear.

Chief Exective Officer

Author:Sosuke Kubo

freecle Inc. / Chief Exective Officer

What is the "clarity" of sound!  

What effect do you imagine when you hear the word "clarity"?
Clear sound quality, crisp tone, and expression may vary from person to person, but we believe that "audibility of words" = "clarity".

There is a medical term, "clarity".
Our products are not medical devices approved by the Ministry of Health, Labour and Welfare.
We call it "clarity", taking into account that the degree of effect varies from person to person.

Proprietary Algorithm of "αble-aid"

With the support of our partner Silent Voice, we were able to create a new product for the We asked about 20 people to listen to nine different listening patterns, and we selected the one that was most comfortable for them to hear in "αble aid".

In the process of research, we identified that "vowels are louder than consonants" and "if they are too loud, the clarity of the sound is diminished".


By using this algorithm, sound-sensitive people can gain three main benefits.

<Advantages of proprietary algorithms>

  • improved clarity
  • reducing stress on the ears
  • reducing hearing loss due to distance


To all the participants in the listening session who have contributed to this survey.
We would like to express our deepest gratitude to some hearing aid and sound collector retailers.

"αble-aid" is not a product that has been tested on thousands to tens of thousands of people, but it is
This is a product that does not simply amplify the sound with a microphone and make it louder, but also sticks to a "clear feeling".
Please listen to the samples.

We will continue to listen to our customers' voices to improve the "clarity" of the sound.

About "αble-aid"

You can hear it. So, it's funny.Voice communication with your loved ones, no matter where you are.
"αble-aid" is a new communication device with a unique focus function that allows you to focus on the "voice of the person you want to hear" in noisy places.

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