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Hervé Lissek

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Publications associées (131)

Acoustic energy harvesting using electrochemical double layor capacitors: Technical feasibility and performance assessment

Mario Paolone, Hervé Lissek, Etienne Thierry Jean-Luc Rivet, Dimitri Torregrossa, Sami Driss Karkar

This paper describes a first prototype harvesting the acoustic energy using electrochemical storage devices. In particular, the harvesting system is composed by an Electrochemical Double Layer Capacitors (EDLC) suitably coupled with an electroacoustic abso ...

IEEE2016

Dynamic Range Limiting of HRTFs: Principle and Objective evaluation

Hervé Lissek, Lukas Rohr, Patrick Marmaroli, Gilles André Courtois

This research addresses the challenge of incorporating dynamic range limiting of the magnitude response of HRTFs for hearing-impaired listeners who are using binaural hearing aids. In this application, a direct implementation of spatialization using the or ...

2016

Développement et validation d’une d’antenne acoustique à ondes de fuite

Juan Ramon Mosig, Hervé Lissek, Seyyed Hussein Seyyed Esfahlani, Sami Driss Karkar

Les métamatériaux acoustiques désignent des structures acoustiques présentant des propriétés inédites dans la nature, comme une masse négative et/ou un module de compressibilité négatif. Une réalisation de type ligne de transmission unidimensionnelle, cons ...

2016

Acoustic dispersive prism

Juan Ramon Mosig, Hervé Lissek, Seyyed Hussein Seyyed Esfahlani, Sami Driss Karkar

The optical dispersive prism is a well-studied element, which allows separating white light into its constituent spectral colors, and stands in nature as water droplets. In analogy to this definition, the acoustic dispersive prism should be an acoustic dev ...

Nature Research2016

Egalisation modale des salles avec des absorbeurs électroacoustiques

Hervé Lissek, Etienne Thierry Jean-Luc Rivet, Sami Driss Karkar

L’égalisation du champ sonore aux basses fréquences (égalisation modale) est un véritable défi dans les salles d’enregistrement ou dédiées aux systèmes audio. Les résonances modales conduisent à une distribution irrégulière en espace et en fréquence de l’é ...

2016

Synthèse temps-réel d’impédance acoustique distribuée

Hervé Lissek, Sami Driss Karkar, Gaël Matten

Dans le contexte de la réduction des nuisances sonores générées par l’aviation civile due au bruit généré par lesréacteurs, une des solutions envisagées réside dans l’utilisation d’un revêtement actif permettant de diminuer lapropagation des ondes sonores ...

2016

Body part-centered and full body-centered peripersonal space representations

Hervé Lissek, Olaf Blanke, Patrick Marmaroli, Jean-Paul Noel, Andrea Serino, Elisa Canzoneri

Dedicated neural systems represent the space surrounding the body, termed Peripersonal space (PPS), by integrating visual or auditory stimuli occurring near the body with somatosensory information. As a behavioral proxy to PPS, we measured participants' re ...

Nature Publishing Group2015

Full body action remapping of peripersonal space: The case of walking

Hervé Lissek, Olaf Blanke, Petr Grivaz, Patrick Marmaroli, Jean-Paul Noel, Andrea Serino

The space immediately surrounding the body, i.e. peripersonal space (PPS), is represented by populations of multisensory neurons, from a network of premotor and parietal areas, which integrate tactile stimuli from the body’s surface with visual or auditory ...

Pergamon-Elsevier Science Ltd2015

Development and assessment of a localization algorithm implemented in binaural hearing aids

Hervé Lissek, Patrick Marmaroli, Gilles André Courtois

Digital wireless microphone systems have been developed to enhance speech intelligibility for hearing aid users. The voice of the speaker of interest is picked-up close to the mouth by a body-worn microphone, and rendered in a diotic way (same signal at th ...

IEEE2015

Acoustic Metasurface

Hervé Lissek, Seyyed Hussein Seyyed Esfahlani, Sami Driss Karkar

Metasurfaces have gained fame for their ability to control the transmitted and reflected phase front of waves. Here, we introduce a reflector-type acoustic metasurface designed in such a way to control the phase front of reflected sound waves. The proposed ...

2015

On the design of unit-cells for acoustic metasurfaces

Hervé Lissek, Seyyed Hussein Seyyed Esfahlani, Sami Driss Karkar

Acoustic metasurfaces have gained popularity for their capability to tailor the phase front of transmitted and reflected waves. While most of researches conducted in this topic are spinning around different applications and peculiar physics of these surfac ...

IEEE2015

Control strategies for a distributed active acoustic skin

Hervé Lissek, Sami Driss Karkar

New miniaturization and integration capabilities made available from the emerging MEMS technology allow for the design of artificial linings involving distribution of a large number of elementary cells, that may be composed of loudspeakers and microphones. ...

2015

Objective and subjective validation of an active control approach to reduce the occlusion effect in hearing aids

Hervé Lissek, Thomas Stefan Zurbrügg

The occlusion effect refers to the altered perception of one's own voice when the ear canal is fully or partially obstructed. Conventional countermeasures include the use of large vent bores or open fittings on the one hand and fittings reaching as deep as ...

S Hirzel Verlag2015

A sound diffusion system for directional sound enhancement

Xavier Falourd, Hervé Lissek, Alexandre Delidais, Alain Dufaux, Baptiste Crettaz, Patrick Marmaroli, Cédric Monchâtre

A loudspeaker array is described including several circular sound emitters that are bunked. One circular sound emitter can be either a circular array of loudspeakers (kind 1) or a toroidal loudspeaker (kind 2). The loudspeaker array can be composed of circ ...

André Roland S.A.2015

Baffle Electroacoustique

Hervé Lissek, Romain Boulandet, Etienne Thierry Jean-Luc Rivet

L'invention est relative à un Baffle électroacoustique muni d'un dispositif de réduction active du son sans capteur acoustique. The invention refers to an Electroacoustic baffle with ensorless active sound reduction capabilities. ...

Institut Nationale de la Propriété Industrielle2014

Toward broadband electroacoustic resonators through optimized feedback control strategies

Hervé Lissek, Romain Boulandet

This paper presents a methodology for the design of broadband electroacoustic resonators for low-frequency room equalization. An electroacoustic resonator denotes a loudspeaker used as a membrane resonator, the acoustic impedance of which can be modified t ...

Elsevier2014

Electroacoustic absorbers for the low-frequency modal equalization of a room: what is the optimal target impedance for maximum modal damping, depending on the total area of absorbers?

Véronique Adam, Hervé Lissek, Etienne Thierry Jean-Luc Rivet, Sami Driss Karkar

Electroacoustic absorbers consist of loudspeakers, shunted with an electrical circuit designed to obtain a given acoustic impedance. Their design and principles are now well understood. Unidimensional experiments, using plane waves under normal incidence i ...

2014

Absorbeurs électroacoustiques pour l'égalisation modale des salles : Une nouvelle approche avec des haut-parleurs à double bobine

Hervé Lissek, Etienne Thierry Jean-Luc Rivet, Sami Driss Karkar

Le défi récurrent dans les salles dédiées aux systèmes audio de haute-fidélité est l’égalisation du champ sonore aux basses fréquences. Selon la position du point d’écoute, la réponse de la salle en ce point peut entrainer des niveaux de pression acoustiqu ...

2014

Implementation of a binaural localization algorithm in hearing aids: Specifications and achievable solutions

Hervé Lissek, Patrick Marmaroli, Gilles André Courtois

This article introduces the constraints and issues related to the implementation of a binaural localization algorithm on a pair of hearing aids. The algorithm should improve the rendering of the spatial information available in the audio signals, which are ...

2014

Investigations on the physical factors influencing the ear canal occlusion effect caused by hearing aids

Hervé Lissek, Thomas Stefan Zurbrügg

The occlusion effect refers to the altered perception of one's own voice when the ear canal is fully or partially obstructed. While the loudness increase due to body conducted sounds requires an assessment by psychoacoustic methods, the ratio of sound pres ...

Hirzel Verlag2014

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