Modulation is fundamental to electronic communications. The modulating signal might be analog in nature (voice or music) or digital bit streams. Most modern communication systems are digital, using ...

Editor's Note: To view a PDF version of this article, Click Here. Telecommunications operators are responding to the competitive threat of cable and satellite services by offering high-speed ...

Modern society is definitely more mobile than it was several decades ago. Accompanying the increased mobility is a corresponding craving for greater quantities of information. The increased demand has ...

Time varying phase noise is a limiting factor in highspeed wireless communication systems, e.g., microwave backhaul links in cellular networks. This paper seeks to investigate the performance of ...

400G LiNbO 3 modulator and 56/64 Gbaud test kit show improved capability for high Baud-rate communications. ECOC demo: how the 56GBaud QPSK generation is effected. Research and development groups ...

Error vector magnitude (EVM) is a measure of modulation quality and error performance in complex wireless systems. It provides a method to evaluate the performance of ...