cellular+digital+packet+data

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• Cellular digital packet data — (CDPD) uses unused bandwidth normally used by AMPS mobile phones between 800 and 900 MHz to transfer data. Speeds up to 19.2 kbit/s are possible.Developed in the early 1990s, CDPD was large on the horizon as a future technology. However, it had… …   Wikipedia

• Cellular Digital Packet Data — (Telecommunications) open specification for two way data packet transmissions via cellular communication channels (higher quality than modem connections using analog cellular channels), CDPD …   English contemporary dictionary

• Cellular Digital Packet Data —    Abbreviated CDPD. A method used in cellular communications and wireless modems for sending data more efficiently by using any idle cellular channel. Capacity becomes available for data transmissions when a voice call is terminated or when a… …   Dictionary of networking

• cellular digital packet data —    (CDPD)    A service that allows users to send data over existing analog cellular networks. Data is sent in packets during idle time on the cellular analog channels …   IT glossary of terms, acronyms and abbreviations

• Packet switching — is a digital networking communications method that groups all transmitted data – regardless of content, type, or structure – into suitably sized blocks, called packets. Packet switching features delivery of variable bit rate data streams… …   Wikipedia

• Digital Radio Mondiale — (abbreviated DRM; mondiale being Italian and French for worldwide ) is a set of digital audio broadcasting technologies designed to work over the bands currently used for AM broadcasting, particularly shortwave. DRM can fit more channels than AM …   Wikipedia

• Digital telephony — is the use of digital electronics in the provision of digital telephone services and systems. Since the 1960s a digital core network has almost entirely replaced the old analog system, and much of the access network has also been digitized.… …   Wikipedia

• Cellular network — Top of a cellular radio tower A cellular network is a radio network distributed over land areas called cells, each served by at least one fixed location transceiver known as a cell site or base station. When joined together these cells provide… …   Wikipedia

• Digital Enhanced Cordless Telecommunications — The base unit and handset of a British Telecom DECT cordless telephone Digital Enhanced Cordless Telecommunications (Digital European Cordless Telecommunications), usually known by the acronym DECT, is a digital communication standard, which is… …   Wikipedia

• Digital subscriber line — DSL redirects here. For other uses, see DSL (disambiguation). DSL technologies Standard ADSL ANSI T1.413 Issue 2 ITU G.992.1 (G.DMT) ITU G.992.2 (G.Lite) ADSL2 ITU G.992.3 ITU G.992.4 ITU G.992.3 Annex J ITU G.992.3 Annex L ADSL2+ …   Wikipedia

• Digital Audio Broadcasting — For other digital audio broadcasting systems, see Digital radio.   Countries with regular services …   Wikipedia