. . . . . "2012-04-22"^^ . . . . . . . . . . . . . . . . . . . . . . . . "33312073"^^ . "10145"^^ . . "1111289033"^^ . . . . . . . . . . "Weightless was a set of low-power wide-area network (LPWAN) wireless technology specifications for exchanging data between a base station and thousands of machines around it."@en . . . "Weightless (wireless communications)"@en . . . . . "Weightless was a set of low-power wide-area network (LPWAN) wireless technology specifications for exchanging data between a base station and thousands of machines around it."@en . . . . . . . . . . . . . . . . . .