Low Earth orbit (LEO) satellite system has revolutionized the way to provide wireless seamless access on a global scale. One of the primary limitations is the low data rates resulting from Doppler ...

The spectrum broadening analysis method based on mode decomposition is introduced in this article, and several common reasons leading to Doppler frequency spectrum broadening are provided, along with ...

PROF. J. R. RYDBERG, who died in December last after a long illness, made an enduring contribution to science by his investigations of the arrangement of lines in the spectra of the elements ...