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Filters
Applications Of Acoustic Echo Control - An Overview
2004
Zenodo
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Publication in the conference proceedings of EUSIPCO, Viena, Austria, 2004 ...
In this case acoustic echo cancellation by means of an adaptive filter which models the loudspeakerenclosure-microphone (LEM) system provides much better quality. ...
Echo Cancellation In contrast to loss controls, which will be described in Sec. 3.3.1, echo cancellation by means of an adaptive filter ¡ ¢ 4 £ n¥ offers the possibility of full-duplex communication. ...
doi:10.5281/zenodo.38242
fatcat:ckl6stol5bdazjxwmw35torcwu
Ambient Human-to-Human Communication
[chapter]
2010
Handbook of Ambient Intelligence and Smart Environments
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In principle, the use of multichannel acoustic echo cancelation of Fig. 9 is necessary when the audio is being transmitted in a stereo or multichannel representation. ...
Fig. 10 gives an example of a system of multiple single-channel echo cancelers and in Fig. 11 shows even a simpler system with only one echo canceler between the received far-end signal before spatial ...
doi:10.1007/978-0-387-93808-0_30
fatcat:xdtamusjevdx5gkyjolxcb2dhq
Dual-Microphone Speech Reinforcement System With Howling-Control for In-Car Speech Communication
2022
Frontiers in Signal Processing
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A car cabin's small space makes it vulnerable to acoustic feedback, resulting in the appearance of howling noises. ...
In this paper, we address the problem of dual-microphone speech reinforcement for improving in-car speech communication via howling control. ...
“On the Benefit of a Stereo Acoustic echo Cancellation in an In-Car Communication System,” in Speech Communication; 13th ITG-Symposium (VDE), 1–5. Giannoulis, D., Massberg, M., and Reiss, J. ...
doi:10.3389/frsip.2022.819113
doaj:b59b2263b7f94a929e20acf8354c2696
fatcat:3ebiz32m3bayllhkd6inlkogjy
Active noise control
1993
IEEE Signal Processing Magazine
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Such a situation may occur if one of the bass units in a stereo system is inadvertently connected the wrong way around. ...
Such an approach is analogous to the echo cancellation techniques used in telecommunications systems (Sondhi and Berkley, 1980) . ...
doi:10.1109/79.248551
fatcat:5dzcrcq5zzdfdcxgrhudxtlvg4
Active noise control: a tutorial review
1999
Proceedings of the IEEE
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These secondary sources are interconnected through an electronic system using a specific signal processing algorithm for the particular cancellation scheme. ...
The emphasis of this paper is on the practical aspects of ANC systems in terms of adaptive signal processing and digital signal processing (DSP) implementation for real-world applications. ...
before transmission, an acoustic echo canceler to reduce acoustic echo from the loudspeaker to the microphone for hands-free full-duplex cellular phones, and a multiple-channel ANC system to reduce the ...
doi:10.1109/5.763310
fatcat:uvjlluuhbzdbpo6wr4kjj4mvea
Augmenting TV Viewing using Acoustically Transparent Auditory Headsets
2020
ACM International Conference on Interactive Media Experiences
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TV content whilst minimizing occlusion of the sounds of reality. ...
Finally, we reflect on how these headsets might facilitate more immersive augmented TV viewing experiences within reach of consumers. ...
Other experiences might benefit too, from a private channel for personal feedback or communications in split-screen gaming, to spatializing the voices of distant others in at-a-distance co-viewing experiences ...
doi:10.1145/3391614.3393650
dblp:conf/tvx/McGillMKW20
fatcat:7k23du6ffjbv5dorrslgpz5oua
Spatial Audio for Soundscape Design: Recording and Reproduction
2017
Applied Sciences
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for virtual and augmented reality, followed by a discussion on the degree of perceptual accuracy of recording and reproduction techniques in representing the acoustic environment. ...
A selection guide based on the spatial fidelity and degree of perceptual accuracy of the mentioned spatial audio recording and reproduction techniques is also provided. ...
Conflicts of Interest: The authors declare no conflict of interest. Appl. Sci. 2017, 7, 627 ...
doi:10.3390/app7060627
fatcat:e7feg3dmkrc75e5j6e7f745x54
Immersive Composition for Sensory Rehabilitation: 3D Visualisation, Surround Sound, and Synthesised Music to Provoke Catharsis and Healing
[chapter]
2014
Lecture Notes in Computer Science
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This paper proposes an immersive multi-sensory Exposure Therapy for people suffering from anxiety disorders, based on a rich, detailed surround-soundscape. ...
Some focus on soothing or distracting stimuli such as natural sounds or classical music as analgesic, while other approaches emphasize the active performance of producing music as therapy. ...
-to communicate a sensation that cannot be expressed in words. ...
doi:10.1007/978-3-319-11623-5_12
fatcat:tyezrkqhvng2rbrfvorimtugyi
On the applicability of models for outdoor sound
1999
Journal of the Acoustical Society of America
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Four protectors in search of a rating system 3aNSb13 Zannin, Paulo H. T. ...
Results of the measurements will be documented and published on a CD-ROM, together with the architectural data of the auditoriums. First results of the room acoustical measurements are presented. ...
Shimauchi, ''Implementation and Evaluation of an Acoustic Echo Canceller Using Duo-Filter Control System,'' in Proc. ...
doi:10.1121/1.425063
fatcat:rx6rqlhfqras5gqdrobu6sl4vi
Ultrasonic splitting of oil‐in‐water emulsions
1999
Journal of the Acoustical Society of America
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Four protectors in search of a rating system 3aNSb13 Zannin, Paulo H. T. ...
Results of the measurements will be documented and published on a CD-ROM, together with the architectural data of the auditoriums. First results of the room acoustical measurements are presented. ...
Shimauchi, ''Implementation and Evaluation of an Acoustic Echo Canceller Using Duo-Filter Control System,'' in Proc. ...
doi:10.1121/1.424512
fatcat:vtwriesktjcihcne2wjrqgpuu4
Personal Voice Assistant Security and Privacy--A Survey
2022
Proceedings of the IEEE
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This article provides a survey of the state of the art in PVA security and privacy. The focus of this work is on the security and privacy challenges arising from the use of the acoustic channel. ...
In the United States alone, the number of smart speakers, such as Amazon's Echo and Google Home, has grown by 78% to 118.5 million, and 21% of the U.S. population own at least one device. ...
VoiceLive'16 is based on a user's unique vocal system and the stereo recording capabilities of a smartphone for capturing the time difference of arrival (TDoA) of phonemes. ...
doi:10.1109/jproc.2022.3153167
fatcat:hxnntjl3lnhabc37bn4y77wwhi
Spatial Audio Technology for Telepresence
[chapter]
1999
Telepresence
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An essential part of such three-dimensional spaces is the audio landscape. People are able to detect a wide variety of sounds and separate them in space. ...
On-going research at BT Laboratories into spatial audio has resulted in a number of leading edge demonstrations and patent applications. ...
Lower performance/surround sound systems are extensively discussed elsewhere and are, in general, unable to position a virtual sound source at all points around the user. results in an echo-cancellation ...
doi:10.1007/978-1-4615-5291-8_4
fatcat:mja2apo27fbkvp3rf4aqgnd6ya
Fifty years of progress in speech waveform coding
2004
Journal of the Acoustical Society of America
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(This is different from the Bose system which works through the car's stereo system). ...
Microphones in the front and rear of the vehicle will analyze noise from the engine and exhaust which is canceled by sound from loudspeakers in the car doors. ...
Acoustics in the news ...
doi:10.1121/1.4784962
fatcat:eny6kbrl4benrnu4vp42ucncnm
Evaluation of speech intelligibility and sound localization abilities with hearing aids using binaural wireless technology
2012
Audiology Research
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The purpose of this study was to evaluate the benefits of wireless communication as implemented in two commercially available hearing aids. ...
Wireless synchronization of the digital signal processing (DSP) features between two hearing aids in a bilateral hearing aid fitting is a fairly new technology. ...
The traffic noise 33 was a looped 3:06-min stereo recording of traffic noise, adjusted in level to provide a minimum intensity of 53.7 dB SPL, and a maximum intensity of 83.3 dB SPL, with an Leq of 60 ...
doi:10.4081/audiores.2013.e1
pmid:26557339
pmcid:PMC4627128
fatcat:nudwdik6bnbqvblpo6cle6rlcm
Technical advances in digital audio radio broadcasting
2002
Proceedings of the IEEE
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The result has been a unique set of evolving requirements on source coding, channel coding, and modulation technologies to make these systems a reality. ...
perspective on why specific designs were selected in the final systems. ...
Baumgarte for their work on the PAC audio coder. The authors acknowledge all other people who have contributed to the systems discussed in this paper but are not mentioned by name. ...
doi:10.1109/jproc.2002.800718
fatcat:c3qp64vgmve4xivxufcvrrvb3a
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