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  2. System area code - Wikipedia

    en.wikipedia.org/wiki/System_Area_Code

    In air traffic control, the system area code (SAC) is part of a unique identifier assigned to each system which uses the ASTERIX format. The Eurocontrol SuRveillance Data Exchange Task Force (RDE-TF) maintains these identifiers internationally and assigns them to regions such as countries, though sometimes more than one code is assigned within the same country, for example to distinguish ...

  3. Standard Carrier Alpha Code - Wikipedia

    en.wikipedia.org/wiki/Standard_Carrier_Alpha_Code

    The Standard Carrier Alpha Code (SCAC) is a privately controlled US code used to identify vessel operating common carriers (VOCC). It is typically two to four letters long. It is typically two to four letters long.

  4. GSM Cell ID - Wikipedia

    en.wikipedia.org/wiki/GSM_Cell_ID

    Free database download Active project Data license Comment Cell Spotting 0.1 million [2] 667 no CC0: Combain Mobile >140 million [3] >240 >1700 >131 billion no yes Supports GSM, CDMA, UMTS, LTE and NR via API. [4] LocationAPI.org 157.89 million [5] 240 1712 25 billion no yes Supports WiFi, GSM, CDMA, UMTS and LTE technologies via its API.

  5. Cell Global Identity - Wikipedia

    en.wikipedia.org/wiki/Cell_Global_Identity

    These are merely contrived examples and do not necessarily represent real cells (see the list of Mobile Country Codes and [3]). 001-01-1-1: 001-01 is a PLMN designated for testing purposes, with location area 1 and cell 1. 289-88-23-42: would identify cell 42 in location area 23 of the A-Mobile operator in Abkhazia

  6. Supplemental access control - Wikipedia

    en.wikipedia.org/wiki/Supplemental_access_control

    Supplemental access control (SAC) is a set of security features defined by ICAO [1] for protecting data contained in electronic travel documents (e.g. electronic passports). SAC specifies the Password Authenticated Connection Establishment (PACE) protocol, which itself supplements and improves upon the Basic Access Control (BAC) protocol also ...

  7. SAC programming language - Wikipedia

    en.wikipedia.org/wiki/SAC_programming_language

    SAC (Single Assignment C) is a strict purely functional programming language whose design is focused on the needs of numerical applications. Emphasis is laid on efficient support for array processing via data parallelism .

  8. Northern California TRACON - Wikipedia

    en.wikipedia.org/wiki/Northern_California_TRACON

    Northern California TRACON (NCT, radio communications: NorCal, NorCal Approach and NorCal Departure) is a terminal radar approach control (TRACON) facility in Mather, California, that serves the Northern California region.

  9. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM , UMTS , LTE , 5G NR , iDEN , Iridium or other IMEI-employing wireless ...