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Earth station at the satellite communication facility Raisting Earth Station in Raisting, Bavaria, Germany. Telecommunication, often used in its plural form or abbreviated as telecom, is the transmission of information over a distance using electronic means, typically through cables, radio waves, or other communication technologies.
In telecommunications, communications-electronics (C-E) is the specialized field concerned with the use of electronic devices and systems for the acquisition or acceptance, processing, storage, display, analysis, protection, disposition, and transfer of information. [1] C-E includes the wide range of responsibilities and actions relating to:
Communication system An electronic communications system using electronic signals. A communications system or communication system is a collection of individual telecommunications networks systems, relay stations, tributary stations, and terminal equipment usually capable of interconnection and interoperation to form an integrated whole.
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 ...
2 One-to-many communication. ... Electronic messaging may refer to: One-to-one-communication ... additional terms may apply.
Data communication, including data transmission and data reception, is the transfer of data, transmitted and received over a point-to-point or point-to-multipoint communication channel. Examples of such channels are copper wires , optical fibers , wireless communication using radio spectrum , storage media and computer buses .
Email is an important communications service available via the Internet. The concept of sending electronic text messages between parties, analogous to mailing letters or memos, predates the creation of the Internet. [89] [90] Pictures, documents, and other files are sent as email attachments. Email messages can be cc-ed to multiple email addresses.
Large electronic displays were introduced in 1985, allowing for the production of large-scale displays for use in stadiums, arenas, and other public spaces. HDTV was first proposed as a term in 1936, but it was in the 1990s that standards were established for producing and broadcasting high-definition television signals. [10]