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Telecommunication, often used in its plural form, is the transmission of information with an immediacy comparable to face-to-face communication. As such, slow communications technologies like postal mail and pneumatic tubes are excluded from the definition. [1] [2] Many transmission media have been used for telecommunications throughout history, from smoke signals, beacons, semaphore ...
- Networks
Network structure. In general, every telecommunications...
- Optical
Optics is the branch of physics that studies the behaviour...
- Transmission Media
Cutaway diagram of Coaxial cable, one example of a...
- Beacons
A beacon is an intentionally conspicuous device designed to...
- Semaphore Line
The network was reserved for government use, but an early...
- Wireless Communication
Wireless communication (or just wireless, when the context...
- Inatel
Website. http://www.inatel.br. Inatel is short for Instituto...
- Companhia de Telecomunicações de Macau
Companhia de Telecomunicações de Macau S.A.R.L. ( Chinese:...
- Networks
History. Coverage Area. See also. References. Algar Telecom is a Brazilian telecommunications company present in the states of Goiás, Mato Grosso do Sul, Minas Gerais, Paraná, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, São Paulo, and in the Federal District as well.
Optimus Comunicações, S.A. was a Portuguese GSM / UMTS / LTE mobile operator. As of 16 May 2014, Optimus was merged with ZON Multimédia and formed a new company called NOS. Optimus was a wholly owned subsidiary of Sonaecom (a sub-holding of Portuguese conglomerate Sonae ).
The International Telecommunication Union ( ITU) [Note 1] is a specialized agency of the United Nations responsible for many matters related to information and communication technologies. [1] . It was established on 17 May 1865 as the International Telegraph Union, significantly predating the UN and making it the oldest UN agency. [2] .
De Wikipedia, a enciclopédia encyclopedia. A União Internacional de Telecomunicações (UIT) ( em francês: Union internationale des télécommunications; em inglês: International Telecommunication Union) é a agência da ONU especializada em tecnologias de informação e comunicação.
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