scholarly journals Nonuniformly moving source in electromagnetic waveguides

2003 ◽  
Author(s):  
V.S. Rabinovich ◽  
I.M. Sanches
Keyword(s):  
Moving Source ◽  
Nonuniformly Moving

LOW COMPLEXITY DOA LIKE HUMAN

2020 ◽  
Author(s):  
Mike Hugo
Keyword(s):  
Time Delays ◽  
Low Complexity ◽  
Moving Source

The proposed \gls{cimpl} strategy is customized toward binaural portable amplifier frameworks with receiver exhibits in every unit. The technique uses the roundabout insights (roundabout mean and round difference) of \gls{impd} across various amplifier sets. These \gls{impd}s are right off the bat mapped to time delays through a difference weighted direct fit, at that point mapped to azimuth \gls{doa} and finally data of various mouthpiece sets is consolidated. The fluctuation is helped through the various changes and goes about as an unwavering quality list of the evaluated point. Both the subsequent edge and fluctuation are taken care of into a wrapped Kalman channel, which gives a smoothed gauge of the \gls{doa}. The proposed strategy improves the exactness of the followed point of a solitary moving source contrasted and the benchmark technique gave by the LOCATA challenge, and it runs around multiple times quicker.

Velocity of Light emitted by a Moving Source

Nature ◽  
1961 ◽  
Vol 190 (4772) ◽  
pp. 249-249 ◽  
Author(s):  
W. G. V. ROSSER
Keyword(s):  
Moving Source ◽  
Velocity Of Light

Aural intensity for a moving source

1991 ◽  
Vol 52 (1) ◽  
pp. 233-244 ◽  
Author(s):  
Pierre Zakarauskas ◽  
Max S. Cynader
Keyword(s):  
Moving Source

Measuring the sound power of a moving source

1995 ◽  
Vol 97 (1) ◽  
pp. 116-120 ◽  
Author(s):  
Wei Wei ◽  
Robert Hickling
Keyword(s):  
Sound Power ◽  
Moving Source

Surface-Wave Simulation for the Continuously Moving Seismic Sources

2021 ◽  
Author(s):  
Yuefeng Yan ◽  
Chengyu Sun ◽  
Tengfei Lin ◽  
Jiao Wang ◽  
Jidong Yang ◽  
...  
Keyword(s):  
Rayleigh Waves ◽  
Frequency Dispersion ◽  
Dispersion Curves ◽  
Velocity Estimation ◽  
Surface Velocity ◽  
Seismic Sources ◽  
Near Surface ◽  
Moving Source ◽  
Source Data ◽  
Doppler Effects

Abstract In exploration and earthquake seismology, most sources used in subsurface structure imaging and rock property estimation are fixed in certain positions. Continuously moving seismic sources, such as vehicles and the metro, are one kind of important passive sources in ambient noise research. Commonly, seismic data acquisition and processing for moving sources are based on the assumption of simple point passive sources, and the dispersion curve inversion is applied to constrain near-surface velocity. This workflow neglects the Doppler effects. Considering the continuously moving properties of the sources, we first derive the analytical solution for the Rayleigh waves excited by heavy vehicles and then analyze their Doppler effects and dispersion curves. We observe that the moving source data have the Doppler effect when compared with the changes in the frequency of the source intensity, but this effect does not affect the frequency dispersion of Rayleigh waves. The dispersion curves computed for moving source records are consistent with the analytical dispersion solutions, which provide a theoretical foundation for velocity estimation using moving source data.

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