LBS Acronyms

A-GPS . . . . . . . . . . . . . . . Assisted Global Positioning System

AMPS . . . . . . . . . . . . . . . . . . Advanced Mobile Phone Service

BSC . . . . . . . . . . . . . . . . . . . . . . . . . Base Station Controller

BTS . . . . . . . . . . . . . . . . . . . . . . . . Base Transceiver Station

CDMA . . . . . . . . . . . . . . . . . . . Code Division Multiple Access

CID . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Cell Identity

CoPL . . . . . . . . . . . . . . . . . . . . . . . . . Control Plane Location

E-CID . . . . . . . . . . . . . . . . . . . . . . . . Enhanced Cell Identity

E-OTD . . . . . . . . . . . . . . Enhanced-Observed Time Difference

GMLC . . . . . . . . . . . . . . . . . Gateway Mobile Location Center

GPRS . . . . . . . . . . . . . . . . . . . General Packet Radio Service

GPS . . . . . . . . . . . . . . . . . . . . . . . Global Positioning System

GSM. . . . . . . . . . . Global System for Mobile communications

LBS. . . . . . . . . . . . . . . . . . . . . . . . . Location-Based Services

LMU . . . . . . . . . . . . . . . . . . . . . Location Measurement Unit

MLC . . . . . . . . . . . . . . . . . . . . . . . . . Mobile Location Center

MSC . . . . . . . . . . . . . . . . . . Mobile services Switching Center

PQoS . . Position Quality of Service (Accuracy, Yield, Latency)

PDE . . . . . . . . . . . . . . . . . . . . . . Position Determining Entity

SAS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Stand-alone SMLC

SMLC . . . . . . . . . . . . . . . . . . Serving Mobile Location Center

SUPL . . . . . . . . . . . . . . . . . . . . . Secure User Plane Location

SLP . . . . . . . . . . . . . . . . . . . . . . . . . SUPL Location Platform

TDMA . . . . . . . . . . . . . . . . . . . Time Division Multiple Access

TDOA. . . . . . . . . . . . . . . . . . . . . . Time Difference of Arrival

TOA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time of Arrival

UMTS. . . . . . . . Universal Mobile Telecommunications Service

U-TDOA. . . . . . . . . . . . . . . Uplink Time Difference of Arrival