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Telecommunications Essay

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What is Telecommunications?
Telecommunications enables people around the world to contact one another, to access information instantly, and to communicate from remote areas. It usually involves a sender and one or more recipients linked by a technology, such as a telephone system, or computer network (LANs or WANs), that transmits information from one place to another. Devices used for telecommunications can convert different types of information, such as sound and video, into electronic signals. These signals then can be transmitted to different types of media such as telephone wires, or radio waves. Once the signal reaches its destination it then gets converted back into an understandable message, such as …show more content…

One way to categorize telecommunications media is to consider whether or not the media uses wires. Wire-based (or wireline) telecommunications provide the initial link between most telephones and telephone networks and are reliable means of transmitting messages. Telecommunications without wires, commonly referred to as wireless communications, use technologies such as cordless telephones, cellular radio telephones, walkie-talkies, citizen band (CB) radios, pagers, and satellites. Wireless communications offer complete mobility and flexibility.

Individual people, businesses, and governments use many different types of telecommunications systems. Some systems, such as the telephone system, use a network of cables, wires, and switching stations for point-to-point communication. Other systems, such as radio and television, broadcast signals through space that can be received by anyone who has a device to receive them. Some systems make use of several types of media to complete a transmission. For example, a telephone call may travel by means of copper wire, fiber-optic cable, and radio waves as the call is sent from sender to receiver. All telecommunications systems are constantly evolving as telecommunications technology improves. Many businesses also communicate through LANs and WANs. Without telecommunications in the world, many large businesses would not have the ability to communicate with other offices within the company in

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