Glossary of Terms

Understand basic Public Safety definitions and terms.

UICC

Definition:

Universal Integrated Circuit Card. The UICC is the smart card used in mobile terminals in GSM and UMTS networks. The
UICC ensures the integrity and security of personal data.

Trunk

A central office circuit terminating in the phone equipment on the customer premise. A circuit between central offices.

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ECC

1. Emergency Communications Center. ECC has become a relatively new term for public safety dispatch centers. These centers answer 9-1-1 calls or...

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Abandoned Call

An Abandoned Call is an emergency Call in which the caller disconnects before the Call can be answered by the PSAP (Public Safety Answering Point).

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Cell Sector or Cell Face

An area consisting of a certain portion or all of the total coverage area of a cell site. One face of a cell antenna, typically three‐sided, that...

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