33 pages matching phase and amplitude in this book
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Biphase Acoustical Imaging System
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acoustic array acoustic signal acoustical imaging system Actual Main Lobe amplifier amplitude error amplitude quantization Amplitude Steps analog processor angular spectrum apodization background level beam response Block Diagram butyl rubber channels converging focus crosstalk diffraction dimensional diverging focus Equation extraneous side lobe extraneous structure focal length focal plane focusing aperture Fourier series Fourier transform Fresnel diffraction Fresnel phase plate grating lobes Hamming Weighted LARGE DIV lens function linear Fresnel phase Main Lobe Intensity MAXIMUM EXTRANEOUS SIDE missing radiators multi-phase imaging system NUMBER OF AMPLITUDE number of phase output peak periodic errors phase and amplitude PHASE ERROR FUNCTION phase pattern phase quantization phase relationship phase shift Phase Steps phased array PHASOR produce propagation QUANTIZED PHASE ERROR receive sampling scan Section shift register Side Lobe Intensity side lobe level side lobe structure square wave statistical analysis thin lens transducer wavelength WEIGHTING FUNCTION width Y-SCALE