筛选条件 共查询到500条结果
排序方式
Theoretical model of membrane acoustic absorber with compact magnet

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (1)

The membrane sound absorber (MSA) with a compact magnet has exhibited excellent tunable properties for low-frequency sound absorption. To further clar......

Decentralized estimation of ocean current field using underwater acoustic sensor networks

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (5)

A decentralized method is proposed to estimate the two-dimensional horizontal ocean current field using the underwater acoustic sensor networks (UASNs......

Multiband asymmetric sound absorber enabled by ultrasparse Mie resonators

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (3)

On the quest towards efficiently eliminating noises, the development of a subwavelength sound absorber with the capability of free ventilation remains......

Deep learning-based direction-of-arrival estimation for multiple speech sources using a small scale arraya)

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (6)

A high resolution direction-of-arrival (DOA) approach is presented based on deep neural networks (DNNs) for multiple speech sources localization using......

Electro-mechanical coupling diode of elastic wave in nonlinear piezoelectric metamaterials

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

In this investigation, the bandgaps and nonreciprocal transmission of the nonlinear piezoelectric phononic crystal and elastic wave metamaterial are s......

A three-dimensional finite difference model for ocean acoustic propagation and benchmarking for topographic effects

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

A three-dimensional (3D) finite difference (FD) model with formal fourth-order accuracy has been developed for the ocean acoustic Helmholtz equation (......

An iterative approach to optimize loudspeaker placement for multi-zone sound field reproduction

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (5)

Various array patterns, such as circular, linear, and arc-shaped arrays, have been used in multi-zone sound field reproduction, but most of them are b......

Long-term scalogram integrated with an iterative data augmentation scheme for acoustic scene classificationa)

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (6)

In acoustic scene classification (ASC), acoustic features play a crucial role in the extraction of scene information, which can be stored over differe......

Visual geometry Group-UNet: Deep learning ultrasonic image reconstruction for curved partsa)

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (5)

Detecting small defects in curved parts through classical monostatic pulse-echo ultrasonic imaging is known to be a challenge. Hence, a robot-assisted......

Variations of stress field and stone fracture produced at different lateral locations in a shockwave lithotripter field

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

During clinical procedures, the lithotripter shock wave (LSW) that is incident on the stone and resultant stress field is often asymmetric due to the ......

Ultra-sparse metamaterials absorber for broadband low-frequency sound with free ventilation

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

An absorptive device for broadband low-frequency sound with ventilation is essential but challenging in acoustic engineering, which is subjected to th......

An acoustic investigation of non-uniformly structured porous coated cylinders in uniform flow

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

The application of a porous coating to a smooth cylinder placed in uniform flow can reduce its vortex shedding tone and overall sound pressure level. ......

Perception of violin soundpost tightness through playing and listening tests

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (1)

This study involved playing and listening (using recorded sounds) experiments to investigate how changes in soundpost length (for a fixed soundpost po......

Generalized Radon transform approach to target motion parameter estimation using a stationary underwater vector hydrophone

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 150 (2)

Underwater platforms provide long-term detection of undersea targets. In this paper, we propose a method for the estimation of target motion parameter......

Design of ultrasonic standing wave levitation support for three-dimensional printed filaments

期刊: JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 2021; 149 (4)

Fused deposition modeling (FDM) three-dimensional (3D) printing is the process of forming a part by depositing molten thermoplastic materials layer by......

共500条页码: 1/34页15条/页