Wireless Developer Network Glossary
D-AMPS - Digital AMPS. Used by Ericsson Inc. to describe IS-136 time division multiple access technology.
Data Warehouse - A data warehouse is a central repository for all or significant parts of the data that an enterprise's various business systems collect.
DCOM - DCOM (Distributed Component Object Model) is a set of Microsoft concepts and program interfaces in which client program objects can request services from server program objects on other computers in a network.
Decibel - The decibel (abbreviated as dB) is a common unit of measurement for the relative loudness of a sound or, in electronics, for the relative difference between two power levels.
Digital Loop Carrier - Digital loop carrier (DLC) is equipment that bundles a number of individual phone line signals into a single multiplexed digital signal for local traffic between a telephone company central office and a business complex or other outlying service area.
DLL - In computers, a dynamic link library (DLL) is a collection of small programs, any of which can be called when needed by a larger program that is running in the computer.
Driver - A driver is a program that interacts with a particular device or special (frequently optional) kind of software. The driver contains the special knowledge of the device or special software interface that programs using the driver do not.
DSP - A specialized microprocessor that performs mathematical operations on a data stream in real time to produce a second (modified) data stream.
Dual Band - A feature on some wireless phones that allows the handset to operate using either the 800 MHz cellular or the 1900 MHz PCS frequencies.
Dual Mode - A feature on some wireless phones that allows the handset to operate on both analog and digital networks.