Acoustic Waves: Devices, Imaging, and Analog Signal by Gordon S. Kino

By Gordon S. Kino

Show description

Read or Download Acoustic Waves: Devices, Imaging, and Analog Signal Processing (Prentice-Hall Signal Processing Series) PDF

Best civil & environmental books

Flow and Transport in Fractured Porous Media

This ebook addresses the characterization of circulation and delivery in porous fractured media from experimental and modeling views. It presents a entire presentation of investigations played and analyzed on diversified scales.

Noise Reduction Analysis (Physics)

Written via a famous authority within the topic quarter, this publication is a entire examine of the idea and sensible software of noise relief to varied fields. it can be used as a reference through scientists and engineers or in a senior-undergraduate or graduate-level path. the 1st six chapters take care of the fundamental mechanisms of sound absorption in which acoustic strength is switched over into warmth in viscous and thermal barriers in a valid box.

Constructuring Smooth Hot Mix Asphalt

Nineteen peer-reviewed papers deal with the most recent matters affecting the resilient modulus try out and use of the try out effects. Resilient modulus exhibits the stiffness of a soil below managed confinement stipulations and repeated loading. The try out is meant to simulate the strain stipulations that happen within the base and subgrade of a pavement procedure.

Volcanic Rocks and Soils

Volcanic rocks and soils convey a weird mechanical behaviour at either laboratory and in-situ scale as a result of their ordinary structural characters. Volcanic rocks and soils comprises keynote lectures and papers from the overseas Workshop held in Ischia (Italy), 24-25 September 2015. The booklet offers with contemporary advancements and developments, in addition to case histories, within the geotechnical characterization and engineering purposes concerning volcanic formations.

Extra resources for Acoustic Waves: Devices, Imaging, and Analog Signal Processing (Prentice-Hall Signal Processing Series)

Example text

This circuit is convenient for cases where we need to operate near the series resonance into a real input impedance that is relatively small compared to the impedance at shunt resonance. The result obtained is shown in Fig. 11(a). The series and parallel resonances are at frequencies wy and U,, respectively, as we might expect. A similar derivation from the Mason equivalent circuit, which takes account of the loads Z1and Z,, can be used to derive the equivalent circuit shown in Fig. 11(b). Here the direct use of the Mason equivalent circuit is the most convenient approach (see Prob.

It is convenient because it expresses the acoustic parameters in terms of an equivalent transmission line, regarding the stress T as equivalent to a voltage -V, and the velocity v as equivalent to a current 1. This makes it easier to design multiple matching layers [lo]. On the other hand, the electrical terminal parameters are expressed in terms of an equivalent lumped circuit, which is convenient for the design of electrical matching networks at com= (cD/pm0)”*, 2, = monly used frequencies. Using the relations E, = dv,, (cDpm0)lD,2, = AZO,and Z3 = joAD and substituting Eq.

In this case, D may be finite and we can define an effective dielectric constant of the medium. We have seen that if the strain is zero, the ratio DIE is E ~ the , strain-free dielectric constant. In the same way, we define an effective permittivity under stress-free conditions E T. Putting T = 0 in Eq. 18) CE Thus, on substituting Eq. 18) into Eq. 20) Thus the stress-free dielectric constant is larger than the strain-free dielectric constant. The definitions given here can and must be generalized to define E * correctly.

Download PDF sample

Rated 4.55 of 5 – based on 28 votes