satellite that provides autonomous geo-spatial positioning, allowing small electronic receivers to determine their location to high precision using time signals transmitted along a line of sight by means of radio
Это интересно
See also: global positioning system (related) [ IATE:1594008 ]
Kosmoseajastu esimese viie aasta jooksul lennutati üles vaid navigatsioonisatelliidi Transit prototüüpe, kuid need andsid töökorras süsteemi rajamise kogemuse.
