Abstract: Ultra-miniaturized and highly power-efficient ELF (0.3-3 kHz) transmitters are desirable for underground and undersea wireless communications. This paper proposes the use of rotating ...
Abstract: An oversampled digital-to-analog converter including digital ΣΔ modulator and semi-digital FIR filter can be employed in the transmitter of the VDSL2 technology. To select the optimum set of ...
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