Wireless Device
A 2-way computing device capable of transmitting and receiving radio signals
Cell Site
Any location that houses antennas and radio equipment
•Usually a tower or monopole
•Other options:Roof topSide of buildingWater towerInside building (e.g., inside airports)
•Communicates via 2-way radio signal
Wireless Switch
Blackhaul
Radio Spectrum
The link btw a wireless device cell tower antenna
Lower Frequency
- covers greter distance
Higher Frequency
- obstructed by obstacles (e.g. trees or humidity)
Registration
Data Sessions
GPRS
General Packet Radio Service
EDGE
Enhanced Data Rates for Global Evolution (EDGE)
UMTS
Universal Mobile Telecommunications Service
HSPA
High Speed Packet Access
HSPA+
4G LTE
-enhanced fiber-optics and ethernet blackhaul to cell sites, delivering the best combination of 4G speed to customers
1xRTT
Single Carrier Radio Transmission Technology
EV-DO
- Comparable to 2.5G technology for CDMA based carriers
EV-DO Revision A
EV-DO Revision A (Rev A)
•3G CDMA technology
•Upgrade from EV-DO
IntraLATA
within (or inside) the LATA
InterLATA
Across LATA lines
IntraLATA/Interstate
within the LATA, but across state lines
InterLATA/Intrastate
Across LATA lines, but within the state
InterLATA/Interstate
Across LATA lines and across state lines
Legacy B
former BellSouth
Legacy C
fromer Cingular