R.I. Balaev FSUE «VNIIFTRI», Mendeleevo, Moscow region, Russiabalaev@vniiftri.ru Al’manac of Modern Metrology № 4 (28) 2021, pages 109–114 Annotation. The article discusses the main trends in the development of communication network technologies and equipment for time-frequency support. The increased requirements for time-frequency synchronization are stated, links are provided to the current recommendations of the International Telecommunication … Continue reading Up-to-date requirements for providing new generation communication networks with reference signals of time and frequency