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Telecommunication – the transmission of signals over a distance for the purpose of communication. In modern times, this process almost always involves the use of electromagnetic waves by transmitters and receivers, but in earlier years it also involved the use of drums and visual signals such as smoke , fire , beacons , semaphore lines and ...
Communication – purposeful activity of exchanging information and meaning across space and time using various technical or natural means, whichever is available or preferred. Communication requires a sender, a message, a medium and a recipient, although the receiver does not have to be present or aware of the sender's intent to communicate at ...
History of communication protocols – the set of rules to enable data communication between computers on a network. History of internetworking – networking between computers on different networks. very high speed Backbone Network Service (vBNS) – Network access point (NAP) – Federal Internet Exchange (FIX) – Commercial Internet ...
The following outline is provided as an overview of and topical guide to information technology: . Information technology (IT) – microelectronics based combination of computing and telecommunications technology to treat information, including in the acquisition, processing, storage and dissemination of vocal, pictorial, textual and numerical information.
Information and communications technology (ICT) is an extensional term for information technology (IT) that stresses the role of unified communications [1] and the integration of telecommunications (telephone lines and wireless signals) and computers, as well as necessary enterprise software, middleware, storage and audiovisual, that enable users to access, store, transmit, understand and ...
List of cameras supporting a raw format; List of cannon projectiles; List of Canon products; List of Cape Canaveral and Merritt Island launch sites; List of Compact Disc and DVD copy protection schemes; List of technology centers; List of codecs; Outline of communication; List of communications satellite firsts; Compact Cassette tape types and ...
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The performance of each technology is determined by a number of constraints, including the spectral efficiency of the technology, the cell sizes used, and the amount of spectrum available. For more comparison tables, see bit rate progress trends , comparison of mobile phone standards , spectral efficiency comparison table and OFDM system ...