1ST CELL = the first cell site that was used during a call

Azimuth = the compass direction of the center of the sector in degrees

BTS Manufacturer = Type of Base Transceiver Station (Lucent / Nortel / Samsung / Motorola / Ericsson)

CALLING_NBR = the number that initiated the call

CALLED_NBR = the number receiving the call

CDR = Call Detail Records

CellID (CID) = is a generally unique number used to identify each Base Transceiver Station (BTS) or sector of a BTS within a Location Area Code

DIALED_DIGITS = the number the calling phone dialed

Duration = the duration of the call measured in seconds

END_DATE =  the date and time the call was terminated

ESN = Electronic Serial Number

LAC = Location Area Code is a unique number of current location area. A location area is a set of base stations that are grouped together to optimize signaling.

LAST CELL = the last cell site that was used during a call

Latitude = The decimal latitude

Longitude = The decimal longitude

MCC = a Mobile Country Code

MEID = Mobile Equipment Identifier

MNC = a Mobile Network Code

M_R = Mobile Role = the direction, such as ‘inbound’, ‘outbound’, or ‘routed’

NEID = network element identifier = a geographical group of cell towers = the switch

PCMD = Per Call Measurement Data

Repoll = Phone Switch

Sector = the sector division per cell site, usually three per site

START_DATE = the data and time the call was initiated

SWAT = Soft Wireless Access Tandem

TLDN = Temporary Local Directory Number

Glossary for Cell Phone Tower Analysis
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