Essay Examples on College of Southern Nevada

Underwater acoustics signal is the study of the Propagation

Abstract Underwater acoustics signal is the study of the propagation of sound in water and the interaction of the mechanical waves that constitute sound with the water and its boundaries The water may be in the dam ocean a lake or a tank There are some frequencies affiliated with underwater acoustics are between 10 Hz and 1 MHz There are some major steps for underwater signal de noising The first step deals with signal preprocessing which including amplifying filtering and take use of analogy digital AD technique to save signals as digital file The underwater acoustic signal is affected by ocean interference and ambient noise disturbance during its propagation in ocean Acoustic waves are the most important characteristic to convey data in underwater domain as a practical method But the oceans are increasingly exposed to sounds from human activities such as shipping and the building of foundations for offshore construction projects and other different noise Keyword underwater acoustic signal wavelet transform signal processing denoising noise reduction 



1 pages | 328 words
Save