Results 261 to 270 of about 5,165,159 (345)

Multiple Source Direction of Arrival Estimations Using Relative Sound Pressure Based MUSIC

IEEE/ACM Transactions on Audio Speech and Language Processing, 2021
Subspace approach of MUSIC (multiple signal classication) has become one of the most popular multi-source direction of arrival (DOA) estimations due to its easy implementation in practice. However, its localization accuracy is vulnerable to noise.
Yonggang Hu   +2 more
semanticscholar   +1 more source

The Sound Pressure Level Meter

2022 International Russian Automation Conference (RusAutoCon), 2022
Changes in the human hearing organ cause a specific reaction of the body as a result of intense exposure to sound interference and noise. The increase in the threshold of auditory sensitivity is due to a process of adaptation of the auditory system ...
A. N. Khusnutdinov, M. Nuriev
semanticscholar   +1 more source

Comparison of Propagation Models for the Characterization of Sound Pressure Fields

IEEE Journal of Oceanic Engineering, 2019
This paper aimed at comparing different propagation models for the calculation of sound pressure fields in the ocean as well as sound exposure levels. The chosen models are freely available and commonly used by the general underwater acoustics community ...
Elizabeth T. Küsel, M. Siderius
semanticscholar   +1 more source

Flexible MXene/Bacterial Cellulose Film Sound Detector Based on Piezoresistive Sensing Mechanism.

ACS Nano, 2022
Flexible pressure sensors have aroused extensive attention in health monitoring, human-computer interaction, soft robotics, and more, as a staple member of wearable electronics.
T. Su   +8 more
semanticscholar   +1 more source

Sound Pressure

2019
Sound Pressure reveals how speaker systems mounted in public, employment, military and entertainment environments have played a pivotal role in the way that humans have been physiologically and psychologically organised and disciplined throughout the past century.
openaire   +1 more source

Loud Speaker Sound Pressure Measurements

The Journal of the Acoustical Society of America, 1930
Methods of taking frequency-response curves of loud speakers have tended to become prematurely standardized within commercial organizations, and inadequately standardized in the industry as a whole. Characteristics taken by different experimenters are not comparable.
openaire   +1 more source

Sound Pressure and dB Lp (Sound Pressure Level)

1994
In virtually all acoustical level measurements, a reference pressure of 20 µN/m2 (20 micropascals) is used to determine dB Lp. The relevant equation is: $$ dB\;\left( {dB} \right) = 20\log \left( {P/{P_0}} \right) $$ (1.1) where \( {P_0} = 20\mu N/{m^2} \). An equivalent quantity in the CGS system of units is.0002 dynes/cm2.
openaire   +1 more source

Reference Pressure for Sound-Pressure Level

The Journal of the Acoustical Society of America, 1966
Dissatisfaction with 0.0002 μbar as a reference pressure for sound-pressure level is not really widespread; a broad view of the benefit to be derived from general use of a single small reference pressure has led to proposed standardization on 0.0002 μbar for all media.
openaire   +1 more source

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