Glossary of Terms

Understand basic Public Safety definitions and terms.

DL-OTDOA

Definition:

Downlink Observed Time Delay of Arrival.

FGD or FG-D

Feature Group D. An MF signaling protocol, originally developed to support equal access to long distance services, capable of carrying one or two...

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NOC

Network Operations Center. Carrier group responsible for the day‐to‐day care of a network.

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Foreign Data

Spatial data provided electronically to the Data Collection team by a PSAP or other 9‐1‐1 agency. This information is used in the creation and...

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Wireless Database

The database in which data to support wireless Phase 1 or 2 deployments is stored.

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