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Convention Paper

New Generation Artificial Larynx

Authors: Czyzewski, Andrzej; Odya, Piotr; Kostek, Bozena; Szczuko, Piotr

AES Convention 123 · Paper 7285 · October 2007

Abstract

The aim of the presented paper is to show a new generation of devices for laryngectomy patients. The artificial larynx has many disadvantages. The major problem is a background noise caused by the device. There are two different approaches to solve this task. The first one focuses on the artificial larynx. The artificial larynx engineered was equipped with a digital processor and an amplifier. Two algorithms, namely spectral subtraction algorithm and the comb filter were proposed for noise reduction. The second approach employs PDA to generate speech. A speech synthesis is performed, allowing for playing back any sentence, therefore any text can be entered by a user, and played through PDA speaker.

Details

Published in
AES Convention 123
AES Convention
123
Paper number
7285
Publication date
October 6, 2007
Session subject
Applications in Audio
Affiliation
Gdansk University of Technology; Excellence Center, PROKSIM (See document for exact affiliation information.)
Type
Convention Paper