Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

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Abstract: Coherent detection has the primary advantage of optical field recovery, which enables channel impairment compensation and advanced modulation formats for high-capacity transmission. On the ...

Australian songwriting legend Brian Cadd opens up about an extraordinary life in music, why he finally made a country album, and the unforgettable experience of recording 'The Real Thing'.