Category: Personal Sound Amplification

Personal Sound Amplification

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Unitron Launches Insera ITE Hearing Aids

Extending the Blu line of hearing aids, Unitron announced the official launch of its Insera ITE (In-the-ear) hearing aids, powered by Blu. The Insera family offers “flexibility and personalization through a range of choices in size, functionality, and features based on individual needs and preferences,” according to the company's announcement.

Personal Sound Amplification

Latest

GN Hearing Launches ReSound Omnia

GN Hearing announced the launch of ReSound Omnia – a new hearing aid platform that will “set a new standard in hearing technology and improve how people interact with the world around them.” According to the company, ReSound Omnia provides “significantly better hearing in noisy environments than any previous ReSound hearing aid.”

Evaluation of Apple AirPods Pro with Conversation Boost and Ambient Noise Reduction for People with Hearing Loss in Noisy Environments

How effective are the Conversation Boost (CB) and Ambient Noise Reduction (ANR) features in the extremely popular Apple Airpods Pro? Research at the National Acoustic Laboratories (NAL) show an improvement in SII-weighted SNR of around 7 dB for a talker located in front of the listener in a noisy environment for the CB-on and ANR-100% condition.

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Signal Processing and Sound Quality

Hearing aid signal processing is central to the sound that surrounds the user every day. This article lays out different possible signal-processing strategies, focusing on the choice of filter bank and sampling rate, and how these relate to sound quality. Although both time- and frequency-domain filter banks have their advantages, the sound-quality benefits of a time-domain filter bank outweigh other considerations.

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A 10-Year Review of the Earlens System, Part 3: What’s the Big Deal about Audibility and Broader Audible Bandwidth?

This 3-part series is a high-level review of the data that has accumulated across more than 10 years of clinical research with the technology at the heart of the Earlens system. In Part 1, we dove into the speech understanding data to demonstrate how increasing the audible bandwidth of processed sound results in improved speech understanding performance from several perspectives. In Part 2, we discussed the perceptual benefits to naturalness and overall sound quality. Finally, in Part 3, we’ll deep dive into the restoration of audibility and how the Earlens approach to overall audibility improvement is reliably achieved in fittings via direct drive—as well as who may benefit from this. 

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