Telecommunication.
"band of frequencies of an emission" means the band of frequencies effectively occupied by that emission, for the type of transmission and the speed of signalling used; "booking of a call" means the first request made by the caller for an international telephone call;
"call" means the effect given to the booking of a call when communication has been established between the calling telephone station and the called telephone station; "chargeable duration of a telephone call" means the period of time which serves as the basis for calculating the charge for the call;
"coast station" means a land station performing a service with ship stations. It may be a fixed station assigned also for communication with ship stations; it is then considered as a coast station only during the period of its service with ship stations;
"Contracting Government" means the government of a country which is a signatory to the Telecommunication Convention;
"direct call" means a telephone call established by means of a single international telephone circuit; "direct transit circuit" means an international telephone circuit passing through one or more transit countries and having no intermediate telephone exchange; "direction-finding station" means a station provided with special apparatus intended to determine the direction of emissions of other stations;
"emergency route" means route which passes through countries other than the countries through which the normal route passes;
"fixed service" means a service of radioelectric communications of all kinds between fixed points, with the exception of broadcasting services and special services; "fixed station" means a station not capable of moving which communicates, by means of radiocommunications, with one or more stations similarly established;
"frequency assigned to a station" means the mid-frequency of the band of frequencies in which the station is authorized to work. In general, this frequency is that of the carrier wave;
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