NHK福岡放送局における回線管理システムの開発 : 放送現業 : 無線・光伝送

抄録

All NHK's stations throughout Japan are linked by a program network using microwave circuits owned by NTT, Nippon Telegraph and Telephone Corporation. The network enables exchanging programs among local stations as well. The control of the networke plays an important role in broadcasting services. On top of the NTT circuits, transmission of programs through communications satellites and optical fiber links has become popularized recently, and is sure to be a vital means of NHK's network. In Fukuoka station, 'Kaisen-no-Kanrininsan', a system that functions as 'effective management of the network' has been designed for the purpouse of simplifying the management of the network. The system hasfunctions of the network charge indicator as well as the schedule control of the network. The system, which bears economical effects, now occupies a leading part of the network control.