Ma'anar ƙamus na kalmar "carrier wave" wani ci gaba ne na electromagnetic wave wanda aka daidaita shi a cikin girma, mita, ko lokaci don ɗaukar bayanai, amma wanda mitarsa ya kasance akai-akai. A cikin sadarwa, igiyar ɗaukar kaya wani nau'in igiyar igiyar ruwa ce da ake amfani da ita don isar da sigina masu ɗaukar bayanai tsakanin maki biyu a cikin tsarin sadarwa. igiyar jigilar kaya yawanci sigina ce mai girma wacce aka daidaita ta da siginar ƙarami, kamar siginar murya ko siginar bayanai, don isar da bayanin. Kalmar “carrier wave” ana yawan amfani da ita wajen watsa shirye-shiryen rediyo da talabijin, da ma sauran hanyoyin sadarwa mara waya.