Global Informaion Grid

A billion, i.e., 109, floating point operations per second.

A unit of frequency denoting 109 Hz.

Abbreviation for global information infrastructure. The totality of worldwide infrastructure elements that combine the three industry sectors of (a) telecommunications, (b) computer (information) technology, and (c) consumer electronics to extend the capabilities of the NII (national information infrastructure) worldwide. [After ISO/IEC N1957]

Deprecated synonym for call collision. See also dual seizure.

The Signaling System No.7 (SS7) switch designated as control switch for circuits in the both-way circuit group. For the same circuits, the other switch is referred to as the slave. On detecting glare, the control switch proceeds to complete the call for which it has already sent an initial address message (IAM). The IAM received from the slave is discarded.… (Read More →)

1. In the strict sense, a state of matter. [FAA]
2. In fiber-optic communication, any of a number of noncrystalline, amorphous inorganic substances, formed, by heating, from metallic or semiconductor oxides or halides, and used as the material for fibers.
Note: The most common glasses are based on silicon dioxide (SiO2). [After FAA]

In aeronautical navigation, an instrument approach landing facility that furnishes vertical guidance information to an aircraft from its approach altitude down to the surface of the runway.

1. Pertaining to, or involving, the entire world.
2. Pertaining to that which is defined in one subsection of an entity and used in at least one other subsection of the same entity.
3. In computer, data processing, and communications systems, pertaining to what is applicable to an area beyond the immediate area of consideration.
Note: Examples of global entities… (Read More →)

In a communications network, the predefined address that is used as an address for all users of that network, and that may not be the address of an individual user, or subgroup of users, of the network.