Glossary:

ATIS Telecom Glossary

Search Keyword By: all

Select a term name to open its entry and any media references. Longer definitions end with a “Read More” link.

DIP switch

A group of subminiature switches mounted in a package compatible with standard integrated-circuit sockets.
Note: DIP switches are usually composed of rocker or slide-type switches.

diplex operation

The sharing of one common element, such as a single antenna or channel, for transmission or reception of two simultaneous, independent signals on two different frequencies.
Note: An example of diplex operation is the use of one antenna for two radio transmitters on different frequencies.

diplexer

A three-port frequency-dependent device that may be used as a separator or a combiner of signals.
Note: Duplex transmission through a diplexer is not possible.

dipole antenna

Usually a straight, center-fed, one-half wavelength antenna.

dipulse coding

The coding of "1's" and "0's" in a message in which one full cycle of a square wave, i.e., a positive pulse followed by a negative pulse in the same bit period, is transmitted when the message bit is a "1" and nothing is transmitted when the bit is a "0", or vice versa.
Note: A dipulse signal can be… (Read More →)

direct access

1. The capability to obtain data from a storage device, or to enter data into a storage device, in a sequence independent of their relative positions by means of addresses that indicate the physical location of the data.
2. Pertaining to the organization and access method that must be used for a storage structure in which locations of records are… (Read More →)

direct address

In computing, an address that designates the storage location of an item of data to be treated as an operand.

direct bond

An electrical connection using continuous metal-to-metal contact between the members being joined.

Showing 2,521–2,530 of 9,487 results