The ADL5375 quadrature modulator and ADL5382 demodulator simplify RF-to-baseband designs and enable engineers to extend solutions to subsequent wireless infrastructure system designs. The ADL5375 ...

In the last years, a major transition from analog to digital modulation techniques has occurred and it can be seen in all areas of wireless communication, satellite and cellular systems. This paper ...

This demodulator is suitable for the quadrature phase-shift keying (QPSK) modulator previously published by the same author, "Novel Low-Cost QPSK Modulator Needs No Adjustments" (electronic design, ...

The CS5374 is a dual, high-performance amplifier and delta-sigma modulator with high input impedance amplifier and differential analog input. It has low total harmonic distortion as well as low power ...

• Fs: Sampling frequency. • T: Duration of the signal. • Fc: Carrier frequency. • Fm: Frequency of the message signal. • Amplitude: Maximum amplitude of the message signal. Generate Signals: • Message ...

Gaurav Jalan, SiRF Technology India Pvt. Ltd. Sandeep Ahuja, SiRF Technology India Pvt. Ltd. Globalization is the talk of the industry for quite some time. It brings us to the idea that; we now feel ...

Abstract: In this paper, a new direct-sequence code-division-multiple-access (DS-CDMA) receiver with very simple architecture is proposed. The new design is based on sigma-delta (/spl Sigma//spl Delta ...