Demant

A hearing aid for being worn by a user. The hearing aid comprises an input unit and a processor. The processor is configured to: obtain a hearing aid audio signal based on the input audio signal, determine a first audio parameter based on the input audio signal, obtain a first sensor signal indicative of a first biological parameter of the user, determine the first biological parameter based on the first sensor signal, determine a first correlation between the first audio parameter and the first biological parameter, and set a processing parameter of the hearing aid based on the first correlation.

A method, performed by a headphone device, is disclosed. The method comprises:- determining at least one construction characteristic of the headphone device; and- adjusting at least one sound characteristic of the headphone device based on the at least one construction characteristic determined.

A hearing aid comprising an input microphone, an output, an error microphone configured to provide an error audio signal, and a processor. The processor is configured to estimate a feedback path transfer function indicative of an audio path from the output transducer to the input microphone based on an input audio signal, an error audio signal, and an output audio signal.

A method for determining personalized training data. The comprises obtaining a set of in-situ input signals, determining a set of in-situ voice signals and a set of in-situ-noise signals, obtaining a set of generic noise signals, obtaining a set of generic clean speech signals, and determining a personalized training data set.

The invention relates to methods, devices and systems for charging of hearing devices, specifically for charging hearing aids. The hearing device is configured to be inductively charged via a loop structure and comprise: a housing, at least one microphone, a processor, a rechargeable battery, and a receiver. The hearing device advantageously includes a loop structure arranged at an outer surface part of the housing. The loop structure is configured to receive a wireless electronic signal from a charging device to charge the hearing device's comprising rechargeable battery.

A hearing aid comprising a beamformer equivalent with single-channel filtering (FB2C, BF1, GU, DIS) is presented. The disclosure may be used for noise reduction. The hearing aid comprises a) an input unit (IU) providing at a primary electric input signal (x1 (k,n)), b) a frequency band to channel unit (FB2C) providing a first secondary electric signal (x̃1 (k̃,n)) based on the primary electric input signal (x1 (k, n)), c) a wireless receiver (WR) allowing to establish a wireless link with at least another device and receiving at least a second secondary electric signal (x̃2 (k̃, n)), d) a first signal provider (SP1) for providing an output of the first signal provider based on the first secondary electric signal (x̃1 (k̃,n)) and the second secondary electric signal (x̃2 (k̃,n)), e) a second signal provider (SP2) for providing an output of the second signal provider, f) a distribution unit (DIS) distributing the input of the distribution unit, g) a processor providing a noise reduced electric signal (y1 (k,n)), and h) an output unit (OU) for providing a stimulus for being presented as an acoustic signal to the user of the hearing aid.

A monitoring system for radiotherapy comprising a processor. The monitoring being configured to obtain a radiation plan comprising one or more settings of a radiation source, obtain real-time data indicative of a surface of an object to be radiated, determine a modelled surface of the object based on the real-time data, determine a beam projection based on the radiation plan, determine a combined surface of the object by mapping the beam projection onto the modelled surface, and output the combined surface.

In an aspect of the present disclosure, a hearing aid system comprises a first hearing aid and a second hearing aid, both configured for wireless communication. The first hearing aid comprises a first input unit providing a first electrical audio input signal, and a first noise reduction system comprising a first noise reduction parameter to attenuate noise and providing a first processed signal, and a first motion sensor for providing a first motion bias, and a first conversation detector for providing a first conversation parameter indicative of conversation likelihood, and a first output unit for providing a first audible output signal based on the first processed signal. The second hearing aid comprises a second input unit providing a second electrical audio input signal, and a second noise reduction system with a second noise reduction parameter to attenuate noise and providing a second processed signal, and a second conversation detector for providing a second conversation parameter indicative of conversation likelihood, and a second output unit for providing a second audible output signal based on the second processed signal. The first noise reduction parameter is determined based on the first motion bias and the first and/or second conversation parameters. The second noise reduction parameter is determined based on the first motion bias and/or the second conversation parameter.

A hearing aid is provided. The hearing aid comprises an input unit. The input unit is configured to provide a first frequency domain signal comprising a plurality of first frequency components associated with a first frequency range. The first frequency range comprises a first primary frequency range and a first secondary frequency range. The first frequency-domain signal comprises one or more first aliasing artefact frequency components. The first secondary frequency range of the first frequency domain signal comprises at least one first secondary aliasing frequency component of the one or more first aliasing frequency components. Each of the one or more first aliasing artefact frequency components is indicative of a frequency component of the plurality of first frequency components including a first aliasing artefact. The input unit is configured to provide a second frequency-domain signal comprising a plurality of second frequency components associated with the first primary frequency range. The second frequency domain signal comprises one or more second aliasing artefact frequency components. Each of the one or more second aliasing artefact frequency components is indicative of a frequency component of the plurality of second frequency components including a second aliasing artefact. The hearing aid comprises a signal processing unit configured to determine an aliasing artefact reduced signal based on the first primary frequency range of the first frequency domain signal, the second frequency domain signal, and the one or more second aliasing artefact frequency components. The hearing aid comprises an output unit configured to output, based on the aliasing artefact reduced signal, an audible signal to the user wearing the hearing aid.

A hearing aid is provided. The hearing aid comprises an input unit. The input unit is configured to provide a first frequency-domain signal comprising a plurality of first frequency components associated with a first frequency range. A first primary frequency range is a subset of the first frequency range. The first primary frequency range of the first frequency-domain signal comprises one or more first aliasing artefact frequency components. Each of the one or more first aliasing artefact frequency components is indicative of a frequency component of the plurality of first frequency components including a first aliasing artefact. The input unit is configured to provide a second frequency-domain signal comprising a plurality of second frequency components associated with the first primary frequency range. The second frequency-domain signal comprises one or more second aliasing artefact frequency components. Each of the one or more second aliasing artefact frequency components is indicative of a frequency component of the plurality of second frequency components including a second aliasing artefact. The hearing aid comprises a signal processing unit configured to determine an aliasing artefact reduced signal based on the first frequency domain signal, the second frequency domain signal, the one or more first aliasing artefact frequency components and the one or more second aliasing artefact frequency components. The hearing aid comprises an output unit configured to output, based on the aliasing artefact reduced signal, an audible signal to the user wearing the hearing aid.