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Amplitude Modulation Effects in Cardiac Signals
Amplitude Modulation Effects Cardiac Signals
2010/11/16
A subject's heart beat can be nearly invisible in a spectrum, when that spectrum is generated using conventional methods of Fourier analysis. The phenomenon has been observed in records of both elect...
Energy Levels, Phase, and Amplitude Modulation of the Baroclinic Tide off Hawaii
Energy Levels Phase Amplitude Modulation Baroclinic Tide Hawaii
2008/6/13
Inverted echo sounder data from Station Aloha north of Oahu, Hawaii, are used to determine the absolute energy levels and time-varying nature of the first-mode baroclinic tide north of Hawaii. The sem...
Some Key Issues on the Optimization of Multiple Quantum Well Structures for Amplitude Modulation
Multiple Quantum Well Structures Amplitude Modulation
2010/10/22
Main parameters of InGaAs/InAlAs multiple quantum well amplitude modulators, such as contrast ratio, insertion loss and chirp parameter, were calculated in order to find a quantum well structure which...