Original models of NGN/IMS-networks surrounded by circuit-switched systems

Article Russian OPEN
Kulikov, Nikolay;
(2014)
  • Publisher: Общество с ограниченной ответственностью Издательский дом Медиа паблишер
  • Journal: T-Comm - Телекоммуникации и Транспорт (issn: 2072-8735)
  • Publisher copyright policies & self-archiving
  • Subject: NGN/IMS-NETWOKS

On obtaining of the Alexander Graham Bell a patent for invention of the telephone in 1987, the communication system consistently has gone through several evolutionary stages: from analog lines and manual switches to video telephony and IMS architecture. Each of the stag... View more
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