'Reflection coefficient' presentation slideshows

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7M836 Animation & Rendering

7M836 Animation & Rendering. Illumination models, light sources, reflection shading Arjan Kok a.j.f.kok@tue.nl. Graphics pipeline. Geometric model. Viewing. Camera parameters. Visible surface determination. Light sources , materials. Shading. Rasterize. Raster display. Illumination.

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EIE 696/ENE 623 Optical Communication

EIE 696/ENE 623 Optical Communication. Lecture 2. Optical loss or attenuation. P in = 1 mW , P out = 0.1 mW ? L(dB) = 10 dB P in = 1 mW , P out = 10 -5 mW ? L(dB) = ___ dB. Optical loss or attenuation. L(dB) = 10 ? P out = 0.1 P in L(dB) = 50 ? P out = .

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Convolution and Deconvolution

Convolution and Deconvolution. Convolution means several things:. IS multiplication of a polynomial series IS a mathematical process IS filtering. Convolution means several things:. IS multiplication of a polynomial series. A * B = C. E.g., A= 0.25 + 0.5 -0.25 0.75]; B = [1 2 -0.5];.

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Low Noise Amplifier

Low Noise Amplifier. The low noise amplifier is the first stage in almost any modern receivers It is desired that the noise figure of the LNA does not exceed 2 dB IEEE standard Also the output voltage standing wave ratio is to be less than 2 dB IEEE standard

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Electromagnetics (ENGR 367)

Electromagnetics (ENGR 367). T-line Power, Reflection & SWR. T-line Theory: Something New or Not?!. Power, Reflection and Standing Waves in T-lines act just like Uniform Plane Waves (UPW) in unbounded and layered media!

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CHANNEL MODEL for INFOSTATIONS

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The Smith Chart

The Smith Chart. Developed in 1939 by P. W. Smith as a graphical tool to analyze and design transmission-line circuits Today, it is used to characterize the performance of microwave circuits. Complex Plane. Smith Chart Parametric Equations. Equation for a circle.

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Kinematic Representation Theorem

Kinematic Representation Theorem. KINEMATIC TRACTIONS. Time domain representation. Frequency domain representation. Green Function. Far Field case. Near Field vs Far Field f = 1 Hz, r = 6 km f = 0.01 Hz, r =300 km, c= b =3.5 Km/s c= b =3.0 Km/s. In the Far Field we have r >> l

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Smith Chart

Smith Chart. Impedance measured at a point along a transmission line depends not only on what is connected to the line , but also on the properties of the line , and where the measurement is made physically, along the transmission line, with respect to the load (possibly an antenna).

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Reflections of the pulse wave

Reflections of the pulse wave. Occur whenever there is a change in vessel cross section or stiffness. Local hydraulic impedance. Small. Big. Big. Small. Stiff. Less stiff. Pressure increases Flow decreases. Pressure decreases Flow increases. Stiff. Less stiff.

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Derivation and Use of Reflection Coefficient

Derivation and Use of Reflection Coefficient. Transmission Line Model. I F. I T. + V F _. + V T _. Z S. Z 0. Z T. +_. V S. x. Forward Power (positive x direction): V F = I F Z 0 Matched source of power. Assume Z S = Z 0 = R + j 0

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In situ measurement of absorption of acoustic material with a parametric source in air.

In situ measurement of absorption of acoustic material with a parametric source in air. Roland Kruse , Bastian Epp, Volker Mellert. Overview. Objective and motivation The parametric source Ultrasound characteristics Generation of audio sound Audio sound characteristics

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exercise

exercise. Try this. A 100- ? transmission line is connected to a load consisting of a 100- ? resistor in series with a 10pF capacitor with 100Mhz signal. Find the reflection coefficient, VSWR, lmin , lmax and Zin at 1.23?. Z L = R + j ?L ; Z L = R -1/ j?C.

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Setup & tests of prototype bars

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