Embed Size (px)
DESCRIPTION
short answers to RF related questions
Citation preview
1-GSM PLMN ServicesBearer ServicesThse services give the subscriber the capacity required to transmitappropriate signals b/wcertain access points(i.e., user-network interfaces).TeleservicesThese services provide the subscriber with necessary capabilities including terminal equipmentfunctions to communicate with other subscribers.Supplementary ServicesThese services modify or supplement basic telecommunications services. These services areoffered together or in association with basic telecommunications services
2-Which uplink/ downlink spectrum is allocated to following? a.) GSM – 900 b.) DCS – 1800
a.) GSM – 900: Uplink spectrum is 890.2–914.8 and downlink spectrum is 935.2–959.8
b.) DCS – 1800: Uplink spectrum is 1710.2–1784.8, and downlink spectrum is 1805.2–1879.8
3-Which uplink/ downlink spectrum is allocated to following? a.) GSM – 900 b.) DCS – 1800
a.) GSM – 900: Uplink spectrum is 890.2–914.8 and downlink spectrum is 935.2–959.8
b.) DCS – 1800: Uplink spectrum is 1710.2–1784.8, and downlink spectrum is 1805.2–1879.8
